NEC Corporation patent applications on March 28th, 2024
Patent Applications by NEC Corporation on March 28th, 2024
NEC Corporation: 67 patent applications
NEC Corporation has applied for patents in the areas of G06V40/10 (8), G06V40/16 (7), G06F21/32 (7), G06N20/00 (6), G06V40/172 (5)
With keywords such as: unit, information, data, image, based, apparatus, target, processing, optical, and device in patent application abstracts.
Patent Applications by NEC Corporation
Inventor(s): Chenhui HUANG of Tokyo (JP) for nec corporation, Kenichiro FUKUSHI of Tokyo (JP) for nec corporation, Zhenwei WANG of Tokyo (JP) for nec corporation
IPC Code(s): A61B5/11, A61B5/00
Abstract: in order to detect a detailed walking event in both legs on the basis of a physical quantity that relates to leg motion measured by a sensor mounted on one leg, there is provided a detection device including: an extraction unit for generating time-series data that accompany walking, using sensor data based on a physical quantity that relates to leg motion measured by a sensor installed on one leg part of a walking person, and extracting a walking waveform from the generated time-series data; and a detection unit for detecting a walking event in both legs of the walking person from the walking waveform extracted by the extraction unit.
20240099653.ESTIMATING RECOVERY LEVEL OF A PATIENT_simplified_abstract_(nec corporation)
Inventor(s): Toshinori HOSOI of Tokyo (JP) for nec corporation, Shoji Yachida of Tokyo (JP) for nec corporation
IPC Code(s): A61B5/00, A61B3/113, A61B5/16
Abstract: in a recovery level estimation device, an image acquisition means acquires images in which eyes of a patient are captured. an eye movement feature extraction means extracts an eye movement feature which is a feature of an eye movement based on the images. a recovery level estimation means estimates a recovery level of the patient based on the eye movement feature by using a recovery level estimation model which has been learned by machine learning in advance.
20240099654.ESTIMATING RECOVERY LEVEL OF A PATIENT_simplified_abstract_(nec corporation)
Inventor(s): Toshinori HOSOI of Tokyo (JP) for nec corporation, Shoji Yachida of Tokyo (JP) for nec corporation
IPC Code(s): A61B5/00, A61B3/113, A61B5/16
Abstract: in a recovery level estimation device, an image acquisition means acquires images in which eyes of a patient are captured. an eye movement feature extraction means extracts an eye movement feature which is a feature of an eye movement based on the images. a recovery level estimation means estimates a recovery level of the patient based on the eye movement feature by using a recovery level estimation model which has been learned by machine learning in advance.
Inventor(s): Shota SATO of Tokyo (JP) for nec corporation
IPC Code(s): A61L2/24, A61L2/18, B08B1/00, B08B3/08, G06F3/14
Abstract: a work type identification apparatus () acquires, for a target region () of a target object () on which a wiping work is to be performed, a temperature data sequence () indicating a time variation of a temperature of the target region (). the work type identification apparatus () determines a type of wiping work performed on the target region () based on the time variation of the temperature of the target region () indicated by the temperature data sequence ().
Inventor(s): Longshuang HUANG of Tokyo (JP) for nec corporation
IPC Code(s): B60W30/09, B60W30/095, B60W50/14, G06V20/58, G06V40/10
Abstract: a drive support apparatus capable of performing vehicle control at an appropriate timing in accordance with an attribute of a person existing in surroundings of a vehicle is provided. a drive support apparatus according to the present disclosure includes: a detection unit configured to detect a person in an image of surroundings of a vehicle; a calculation unit configured to calculate a positional relation between the vehicle and the person based on the image; an estimation unit configured to estimate an attribute of the person based on the image, the attribute being related to likelihood of an accident; and a determination unit configured to determine a timing of a vehicle control based on the positional relation and the attribute.
Inventor(s): Yuma Yazaki of Tokyo (JP) for nec corporation, Takahiro Kato of Tokyo (JP) for nec corporation, Yusuke Koitabashi of Tokyo (JP) for nec corporation
IPC Code(s): B60W50/14, G06V20/58, G06V20/59
Abstract: a vehicle-mounted apparatus () according to the present invention includes: a surrounding object information acquisition unit () that acquires surrounding object information relating to a surrounding object being an object detected in surroundings of a vehicle; a line-of-sight information acquisition unit () that acquires line-of-sight information of a driver of the vehicle; an operation information acquisition unit () that acquires operation information indicating an operation performed by the driver on the vehicle; an operation intention information generation unit () that generates operation intention information associating an operation indicated by the operation information with the surrounding object causing the operation indicated by the operation information, based on the surrounding object information, the line-of-sight information, and the operation information; and a transmission and reception unit () that transmits the operation intention information to a surrounding vehicle.
Inventor(s): Asako Fujii of Tokyo (JP) for nec corporation, Riki Eto of Tokyo (JP) for nec corporation, Yuki Chiba of Tokyo (JP) for nec corporation, Norihito Oi of Tokyo (JP) for nec corporation
IPC Code(s): G01C21/34, G06N20/00
Abstract: the function input means accepts input of a cost function that calculates a cost incurred in at least one of a selection of a candidate relay point and a design of a route, the cost function being represented as a linear sum of terms weighted by degree of importance attached to each of the features that an expert is assumed to intend when selecting the candidate relay point and design of the route. the learning means learns the cost function by inverse reinforcement learning using training data that includes relay point information which is data that maps information indicating a relay point with surrounding information of the relay point and usage information of the relay point, and route result information which is result data of a route that pass through each relay point.
Inventor(s): Wataru KOHNO of Tokyo (JP) for nec corporation, Tomoyuki HINO of Tokyo (JP) for nec corporation, Sakiko MISHIMA of Tokyo (JP) for nec corporation, Takashi MATSUSHITA of Tokyo (JP) for nec corporation
IPC Code(s): G01H9/00, H04B10/079
Abstract: an apparatus includes memory and processor configured to: input, from a sensor, a signal indicating a characteristic vibration occurring at each position of an optical fiber, and estimate, based on the input signal, an aerial section in which the optical fiber being aerially laid over a pole is present; calculate, based on the input signal, sensing data indicating a vibration characteristic of each position of the optical fiber being present in the aerial section, and calculate a difference degree of the sensing data between two neighboring points of the optical fiber; and temporally integrate the difference degree, calculate a time average of the difference degree, estimate, based on a time average value of the difference degree, a position of the pole and a position of an extra length section of the optical fiber, and output an estimation result of positions of the pole and the extra length section.
Inventor(s): Kazuya Kawakami of Tokyo (JP) for nec corporation
IPC Code(s): G01P5/00, G01P13/02, G05D1/10
Abstract: a wind estimation apparatus includes an acquisition unit and an estimation unit. the acquisition unit acquires a target image of a target region. the estimation unit estimates at least one of a direction and strength of wind in the target region by using the target image.
Inventor(s): Daisuke TAKEI of Tokyo (JP) for nec corporation
IPC Code(s): G01S7/484, G01S7/4861, G01S7/497
Abstract: to improve spatial resolution during measurement via lidar or the like, a ranging device comprises: at least one memory storing instructions; and at least one processor executing the instructions to measure the distance between a light-emitting device and an object on the basis of reflected light of a laser beam that is incident on a first beam diameter at a incidence position, adjust the beam diameter, of the laser beam on the incidence position, to a second beam diameter in accordance with the abovementioned distance, and generate sensing data pertaining to the object on the basis of reflected light corresponding to a laser beam that is incident on a second beam diameter at the incidence position. the at least one processor adjusts the beam diameter of the laser beam such that the second beam diameter at the incidence position is smaller than the first beam diameter.
Inventor(s): Koya TAKATA of Tokyo (JP) for nec corporation, Masahiro KAIDEN of Tokyo (JP) for nec corporation, Kenji WAKAFUJI of Tokyo (JP) for nec corporation
IPC Code(s): G01S17/42
Abstract: an leo satellite includes a light projecting element that emits emission light to another leo satellite, an optical telescope, an optical phased array, a light receiving element that receives incident light from the other leo satellite, a distance measurement unit that measures a distance to the other leo satellite based on at least one of the emission light and the incident light, and a control unit. the control unit captures the other leo satellites by scanning emission light using the optical telescope and receives incident light from the other leo satellites for the other leo satellites on the same orbital plane, and captures the other leo satellites by scanning emission light using the optical phased array and receives incident light from the other leo satellites for the other leo satellites on different orbital planes.
Inventor(s): Taichi Kumagai of Tokyo (JP) for nec corporation, Shinya Yasuda of Tokyo (JP) for nec corporation
IPC Code(s): G05D1/646, G05D1/249, G05D1/69, G08G1/00
Abstract: a conveyance system () according to the present disclosure includes: a conveyance vehicle () that conveys an object based on a first traveling path; a sensor () that transmits information regarding a position of the conveyance vehicle () via a network; a communication unit () that can communicate with the conveyance vehicle () and the sensor (); and a control unit () that controls the conveyance vehicle () via the communication unit (). the control unit () determines a second traveling path based on the information regarding the position of the conveyance vehicle () and corrects a traveling trajectory of the conveyance vehicle () based on the first traveling path and the second traveling path.
Inventor(s): Shinji Ito of Tokyo (JP) for nec corporation
IPC Code(s): G06F7/76
Abstract: to enable selection of useful vector sequence a,a, . . . ,ain a bandit linear optimization algorithm for which a fixed strategy is ineffective, an information processing apparatus () includes a vector selection unit () that selects a vector ain each round t∈[t] (t is any natural number) from a subset a of a d-dimensional vector space r(d is any natural number). the vector selection unit () uses l,l, . . . ,l∈ras loss vectors to select the vector ain each round t such that an asymptotic behavior of an expected value of tracking regret r(u)=�]la−�]luwith respect to any comparative vector sequence u,u, . . . ,u∈a or an asymptotic behavior ignoring logarithmic factors of the expected value of the tracking regret r(u) is constrained from above by a preset function a(d,t,p), where p is a natural number not less than 1 given by p=|{t∈[t−]|u≠u}|.
Inventor(s): Takashi YOSHIKAWA of Tokyo (JP) for nec corporation
IPC Code(s): G06F9/50
Abstract: a computer system including: a memory configured to store instructions; and a processor configured to execute instructions to realize one service by combining services which are provided using a plurality of pods coupled via a control network which is a network for performing control and a data network which is a network for performing transmission and reception of data, wherein realizing the one service comprises adding a pod to an arbitrary smart resource as one part of the plurality of pods.
Inventor(s): Yusuke SATO of Minato-ku, Tokyo (JP) for nec corporation, Yasumasa Mitsuhata of Minato-ku, Tokyo (JP) for nec corporation, Masashi Inoue of Tokyo (JP) for nec corporation, Yurika Michishita of Tokyo (JP) for nec corporation
IPC Code(s): G06F16/22
Abstract: an information transaction device stores catalog information including detailed information related to one or more datasets including personal information providable to an information provision destination device from an information provision source device. the information transaction device receives a provision request for the dataset from the information provision destination device. the information transaction device outputs a transmission request for the dataset indicated by the provision request to the information provision source device.
Inventor(s): Masafumi OYAMADA of Tokyo (JP) for nec corporation
IPC Code(s): G06F16/28, G06F16/2457
Abstract: an information processing apparatus () includes: a data acquiring section () for acquiring target data, which is data to be classified into one of a plurality of categories; and a classifying section () for classifying the target data into one of the plurality of categories in accordance with a similarity between target relevant information relevant to the target data and category relevant information relevant to each of the plurality of categories, so that data is automatically classified without use of a classifier constructed by machine learning.
Inventor(s): Masafumi Oyamada of Tokyo (JP) for nec corporation
IPC Code(s): G06F16/36, G06F40/40
Abstract: in order to make it possible to correctly merge dissimilarly expressed character strings, an information processing apparatus () includes: a data acquisition section () that acquires a data set including a plurality of character string pairs in each of which whether or not character strings therein indicate the same object is known; and a conversion pattern decision section () that decides, based on results of trials to convert each of the plurality of character string pairs included in the data set, a conversion pattern that heightens accuracy in determining whether or not the character string pair included in the data set indicates the same object.
Inventor(s): Tingting Dong of Tokyo (JP) for nec corporation, Noboru Yoshida of Tokyo (JP) for nec corporation
IPC Code(s): G06F16/532, G06F16/538
Abstract: in order to enable a user to suitably set a search query, the present invention provides an image retrieval apparatus including: an item value acceptance unit accepting a user input specifying an item value of at least one item in a plurality of items included in a personal attribute; a selection unit selecting a plurality of standard images related to the specified item value from among a plurality of images stored in a storage unit a standard image acceptance unit outputting a plurality of the standard images and accepting a user input specifying one standard image from among the standard images; a generation unit generating a search query, based on a specification result of the standard image; and a retrieval unit performing image retrieval by using the search query.
Inventor(s): Makoto Takamoto of Tokyo (JP) for nec corporation
IPC Code(s): G06F17/15, G06F17/14
Abstract: an information processing system includes: an input unit that inputs a feature quantity; a transform unit that performs a discrete wavelet transform on the feature quantity; a decomposition unit that decomposes a result of the discrete wavelet transform into a first frequency component and a second frequency component; a first processing unit that performs a convolution process on the first frequency component; a second processing unit that performs a convolution process on the second frequency component; an integration unit that integrates a result of the convolution process for the first frequency component and a result of the convolution process for the second frequency component, thereby to generate an integrated information; and an output unit that outputs the integrated information.
Inventor(s): Toshiyuki SASHIHARA of Tokyo (JP) for nec corporation
IPC Code(s): G06F21/32, G06V40/50
Abstract: a disclosed information processing apparatus includes: a similarity calculation unit that, for each of a plurality of registration candidate data each including biometric information on a single person, calculates a similarity to test data including the biometric information on the person of interest; and a registration data selection unit that selects, as registration data to be registered in a data storage unit for matching the person of interest, registration candidate data whose similarity to the test data is ranked high out of the plurality of registration candidate data.
Inventor(s): Yuka OGINO of Tokyo (JP) for nec corporation
IPC Code(s): G06F21/32, G06V40/10, G06V40/18
Abstract: a biometric authentication system () comprises a first imaging unit () that images a first image including a living body; a detecting unit () that detects a position of the living body in the first image; a second imaging unit () that images a second image including an authentication portion of the living body, based on the position of the living body in the first image; a calculating unit () that calculates an error between the first imaging unit and the second imaging unit based on the position of the living body in the first image and a position of the authentication portion in the second image; and an adjusting unit () that adjusts a set value relating to the second imaging unit, based on the error.
Inventor(s): Masahiro NARA of Tokyo (JP) for nec corporation, Toshihiko OKAMURA of Tokyo (JP) for nec corporation, Toshiyuki ISSHIKI of Tokyo (JP) for nec corporation, Kengo MORI of Tokyo (JP) for nec corporation, Hiroto TAMIYA of Tokyo (JP) for nec corporation
IPC Code(s): G06F21/32
Abstract: a conventional biometric authentication system has been time-consuming and labor-intensive for users since the users are requested to re-register their biometric information. according to an aspect of the present disclosure, a biometric authentication system includes an update value generation unit configured to generate an update value, a first update processing unit configured to update, using the update value, a template generated based on biometric information, and a second update processing unit configured to update, using the update value, a verification key generated along with the template based on the biometric information using the update value.
Inventor(s): Noritaka Yamashita of Tokyo (JP) for nec corporation
IPC Code(s): G06F30/27
Abstract: the surrogate model construction means constructs a surrogate model that simulates behavior of an analysis target, using operation data of the analysis target as training data. the surrogate model selection means selects the surrogate model that is judged to best reproduce the behavior of the analysis target by the operation data according to verification contents, under specified condition, from the operation data of the analysis target. the verification means verifies the analysis target using the selected surrogate model.
Inventor(s): Yoshiki NAKASHIMA of Tokyo (JP) for nec corporation, Masanori TSUJIKAWA of Tokyo (JP) for nec corporation
IPC Code(s): G06N20/00, G16H20/70
Abstract: in order to improve a feature quantity selection method for machine learning of a stress level estimation model, an information processing apparatus () includes: a first selection section () that generates a feature set by selecting a feature quantity corresponding to each of a plurality of modalities from among a plurality of feature quantities; and a second selection section () that selects, based on a result of verifying estimation accuracy, a combination of feature quantities for use in the machine learning, the verification being carried out by applying combinations of feature quantities included in the feature set to the machine learning of the estimation model.
Inventor(s): Kunihiro TAKEOKA of Tokyo (JP) for nec corporation
IPC Code(s): G06N20/00, G06F40/289
Abstract: a learning system includes: an acquisition unit that obtains document data; a generation unit that generates a key phrase from the document data; a restoration unit that restores the document data from the generated key phrase; and a learning unit that learns parameters of the generation unit on the basis of the document data and the restored document data. according to such a learning system, high-precision learning can be performed even when there is no key phrase as a correct answer.
Inventor(s): Masanori Kobayashi of Tokyo (JP) for nec corporation, Akihiko Ichikawa of Tokyo (JP) for nec corporation
IPC Code(s): G06Q10/02, G06V40/16
Abstract: the information processing apparatus acquires biological information of a passenger who has disembarked from an aircraft. the information processing apparatus acquires flight information corresponding to the acquired biological information from a storage device in which the biological information of the passenger and the flight information of the passenger are stored in association with each other. then, the information processing apparatus determines, based on the acquired flight information, whether the passenger is a passenger who is to re-board an aircraft after disembarking from the aircraft. the information processing apparatus displays information according to the determination result on display devices.
Inventor(s): Kazuya Kawakami of Tokyo (JP) for nec corporation
IPC Code(s): G06Q10/0631
Abstract: an information processing apparatus includes: a generation unit that, for at least one of a plurality of sites, generates estimation information indicating estimated ability of the site by using ability information of an employee at the site and equipment information about equipment at the site; and an output processing unit that generates advice information to a manager of the site by using the estimation information and request information indicating ability requested with regard to the site and causes an output apparatus to output the generated advice information.
Inventor(s): Kosuke Moriwaki of Tokyo (JP) for nec corporation
IPC Code(s): G06Q10/0637, G06Q10/0639
Abstract: to more accurately compute a waiting time until an ordered product is received and a service is received, the present invention provides a waiting time prediction system including an image acquisition unit that acquires an image in which a workspace of a worker in a store that provides a product or a service is captured; a work process determination unit that determines which work process is performed by the worker at a point in time at which the image is captured, based on the image; and a waiting time computation unit that computes a waiting time until a product or a service in the store is provided, based on a determination result of the work process.
Inventor(s): Rumi Ikezawa of Tokyo (JP) for nec corporation
IPC Code(s): G06Q20/32, G06Q20/20
Abstract: a reception unit receives an input of identification information of a store clerk. a product information acquisition unit acquires product information of a product that is purchased by a customer in accordance with the store clerk's operation. an output unit outputs settlement information for the product that includes the identification information of the store clerk, relates to payment based on the product information, and can be read by a settlement device. the settlement device reads the settlement information. the settlement device uses the read settlement information to settle the payment. the settlement device issues a receipt that includes the identification information of the store clerk included in the settlement information.
Inventor(s): Azusa FURUKAWA of Tokyo (JP) for nec corporation, Kan ARAI of Tokyo (JP) for nec corporation, Kei SHIBUYA of Tokyo (JP) for nec corporation, Hiroshi HASHIMOTO of Tokyo (JP) for nec corporation, Ken HANAZAWA of Tokyo (JP) for nec corporation, Makiko AKIGUCHI of Tokyo (JP) for nec corporation
IPC Code(s): G06Q30/0201, G06V20/52, G06V40/16
Abstract: in a familiarity degree estimation apparatus, a first video process unit calculates a time while a hand being viewed, which is a time when a customer is viewing the hand. a second video process unit calculates a time while an item being held, which is a time when the customer is holding an item. a familiarity degree estimation unit calculates a time while the item being viewed based on the time while a hand being viewed and the time while the item being held, and estimates that the longer the time while the item being viewed, the lower the degree of familiarity of the customer with respect to the item.
Inventor(s): Takashi Saitou of Tokyo (JP) for nec corporation, Tadashi Natsukawa of Tokyo (JP) for nec corporation
IPC Code(s): G06Q30/0207, G06V40/10
Abstract: an information processing apparatus () includes: an image acquisition unit () that acquires a captured image of at least one of a user who visits a first shop and a vehicle used by the user; a user specifying unit () that specifies the user or the vehicle based on the captured image; a selection unit () that selects, as recommended sales promotion information, at least one piece of sales promotion information from pieces of sales promotion information related to a product or service dealing in the first shop, based on a usage history regarding the user or the vehicle at a plurality of shops; and an output control unit () that outputs the recommended sales promotion information.
Inventor(s): Atsuko INOUE of Tokyo (JP) for nec corporation
IPC Code(s): G06Q30/0601
Abstract: an information processing apparatus () includes a display processing unit () that transmits information relating to a product to a terminal of a customer being present in a store, and causes the terminal to display the information on a screen, the screen includes a first region, and a second region demarcated from the first region, a product displayed in the first region of the screen is a specific product displayed in a specific location inside the store, and a product displayed in the second region of the screen is either a product being related to a type of the specific product displayed in the first region, or a product specified by the store or a trader.
Inventor(s): Shin TOMINAGA of Tokyo (JP) for nec corporation, Yusuke IMAI of Tokyo (JP) for nec corporation, Kazutoshi SAGI of Tokyo (JP) for nec corporation, Yuzo SENDA of Tokyo (JP) for nec corporation
IPC Code(s): G06T1/00, G06T7/00, G06T7/80
Abstract: to improve accuracy of a result acquired by analyzing, by using a machine learning model, an image in which a road is captured, an information processing system is an information processing system for collecting a machine learning image, and includes a generation unit and a storage processing unit . the generation unit processes an image in which a road is captured, and generates capturing situation information indicating a situation related to capturing of the image. the storage processing unit performs processing for storing an image, based on the capturing situation information.
Inventor(s): Masahito Sakai of Tokyo (JP) for nec corporation
IPC Code(s): G06T7/32, G06T3/00
Abstract: in the present invention, master image data is used to improve precision for correcting target image data. a generation unit () performs an affine transformation on the target image data, thereby generating a transformation image group including a plurality of transformation image data; a calculation unit () calculates a correlation value between transformation image data included in the transformation image group, and preregistered master image data; a selection unit () selects the transformation image data having the greatest correlation value from among the transformation image data included in the transformation image group; and a correction unit () corrects the selected transformation image data on the basis of the positional displacement between an object shown in the master image data and the object shown in the selected transformation image data.
Inventor(s): Yasunori Babazaki of Tokyo (JP) for nec corporation
IPC Code(s): G06T7/73, G06V10/44, G06V10/762, G06V40/10
Abstract: an estimation device x mainly includes a feature point estimation means x, a representative point candidate determination means x, and a representative point estimation means x. the feature point estimation means x estimates plural feature points relating to an object. the representative point candidate determination means x determines plural representative point candidates that are candidates of a representative point of the object based on the plural feature points. the representative point estimation means x estimates the representative point based on the plural representative point candidates.
Inventor(s): Jun Piao of Tokyo (JP) for nec corporation
IPC Code(s): G06T7/73, G06V10/20, G06V10/764, G06V40/10
Abstract: an information processing apparatus () detects one or more candidate regions () from a captured image () based on an image feature of a target object. each candidate region () is an image region that is estimated to represent the target object. the information processing apparatus () detects a person region () from the captured image () and detects an estimation position () based on the detected person region (). the person region () is a region that is estimated to represent a person. the estimation position () is a position in the captured image () where the target object is estimated to be present. then, the information processing apparatus () determines an object region (), which is an image region representing the target object, based on each candidate region () and the estimation position ().
Inventor(s): Noboru YOSHIDA of Tokyo (JP) for nec corporation
IPC Code(s): G06T7/80, G06T7/70
Abstract: a camera calibration apparatus () according to the present disclosure includes a skeleton detection unit () for detecting a two-dimensional skeletal structure of a person based on a two-dimensional image captured by a camera, a vector calculation unit () for calculating a skeleton vector indicating a direction and a size of a skeleton of the person in the two-dimensional image based on the two-dimensional skeletal structure detected by the skeleton detection unit (), and a parameter calculation unit () for calculating a camera parameter of the camera based on the skeleton vector calculated by the vector calculation unit ().
Inventor(s): Shigeaki Namiki of Tokyo (JP) for nec corporation, Shoji Yachida of Tokyo (JP) for nec corporation, Toshinori Hosoi of Tokyo (JP) for nec corporation
IPC Code(s): G06V10/774, G06V10/44, G06V10/764, G06V10/98
Abstract: a data acquisition means acquires source domain data and target domain data. an alignment means performs an alignment which converts the source domain data and the target domain data into images of a predetermined reference angle. a feature extraction means extracts local features of the source domain data and the target domain data. a classification means classifies a class based on the local features of the source domain data and the target domain data after the alignment. a learning means trains the feature extraction means based on the local features of the source domain data and the target domain data after the alignment and a classification result of the class.
Inventor(s): Ryuichi AKASHI of Tokyo (JP) for nec corporation, Takahiro TOIZUMI of Tokyo (JP) for nec corporation
IPC Code(s): G06V10/98, G06V10/60, G06V40/18, G06V40/19
Abstract: in a focus determination device, an acquisition acquires an iris image including an iris of a user. a filter processing unit performs a filter processing by applying an image processing filter in a shape decided based on a shape of a light applied to the user to the iris image. a focus determination unit determines whether or not the iris image is in focus based on the iris image resulting from the filter processing.
Inventor(s): Shin Tominaga of Tokyo (JP) for nec corporation, Yusuke Imai of Tokyo (JP) for nec corporation, Kazutoshi Sagi of Tokyo (JP) for nec corporation, Yuzo Senda of Tokyo (JP) for nec corporation
IPC Code(s): G06V20/54, G06V20/40
Abstract: a road surveillance system includes a video acquisition unit, a target determination unit, and a display control unit. the video acquisition unit acquires a video that captures a road. the target determination unit determines, based on a result of comparison between at least one frame image constituting the video and a reference image, and a first criterion, whether the at least one frame image is an analysis target. the display control unit causes a display unit to display information based on a result of the determination. the display control unit includes a first control unit and a second control unit. the first control unit causes the display unit to display an analysis result of at least one frame image being determined to be an analysis target. the second control unit causes the display unit to display detection information indicating that a frame image not being an analysis target is detected.
Inventor(s): Hui Lam ONG of Singapore (SG) for nec corporation, Wei Jian PEH of Singapore (SG) for nec corporation, Hong Yen ONG of Singapore (SG) for nec corporation, Qinyu HUANG of Singapore (SG) for nec corporation
IPC Code(s): G06V40/16, G06V10/75
Abstract: in an aspect, there is provided method for cancelling anonymization for an area including a target in an input image, the input image including a plurality of identified subjects, the method comprising: retrieving historical images in which the target has appeared in; identifying an area by comparing the input image and the retrieved historical images to determine if the target has interacted with at least one of the identified subjects; and cancelling anonymization for the area including the target.
Inventor(s): Shin NORIEDA of Tokyo (JP) for nec corporation, Hiroo HARADA of Tokyo (JP) for nec corporation, Haruki MIZUTANI of Tokyo (JP) for nec corporation, Hirotaka MAESHIMA of Tokyo (JP) for nec corporation, Masami SAKAGUCHI of Tokyo (JP) for nec corporation
IPC Code(s): G06V40/16
Abstract: an object is to provide an image accumulation apparatus, a method, and a non-transitory computer-readable medium capable of extracting a characteristic video based on an individual emotion. an image accumulation apparatus according to the present disclosure includes an image acquisition unit, an expression classification unit, and an image accumulation unit. the image acquisition unit acquires image data. the expression classification unit classifies face image data included in the image data into a predetermined emotion. the image acquisition unit accumulates the image data associated with emotion identifiers for identifying the classified emotions so that the image data is distributable to a terminal.
Inventor(s): Yoshiko IMANISHI of Tokyo (JP) for nec corporation, Yasunar Tsuji of Tokyo (JP) for nec corporation
IPC Code(s): G06V40/40, G06T7/50, G06V40/16
Abstract: a person authentication support system () includes: a measurement condition acquisition unit () for acquiring a measurement condition of a depth in a measurement apparatus capable of generating image information indicating an image of a photographing region including a face of a target person, and depth information indicating a depth; a region setting unit () for setting a processing region being a region serving as a processing target of the depth information in the photographing region according to the measurement condition; a depth acquisition unit () for acquiring depth information including a depth in the processing region being measured in the measurement condition; and a collation determination unit () for determining whether image information of the target person is used in collation processing, based on depth information of the processing region.
Inventor(s): Hui Lam ONG of Singapore (SG) for nec corporation, Wei jian PEH of Singapore (SG) for nec corporation, Hong Yen ONG of Singapore (SG) for nec corporation, Satoshi YAMAZAKI of Singapore (SG) for nec corporation
IPC Code(s): G06V40/50, G06V10/74, G06V10/94, G06V40/16, H04L67/1097
Abstract: present disclosure provides a method and a server for adaptively updating a target subject identification to be stored in a database, the target subject identification pertaining to a target subject in a system comprising a plurality of servers, the server configured to: receive target subject information; assign a first target subject identification to the target subject information and store the first target subject identification in a first database of the server; and send a request, to the plurality of servers, to synchronize the target subject identification, the request including the target subject information relating to the target subject.
Inventor(s): Hiroshi Osada of Tokyo (JP) for nec corporation, Osamu Sakaguchi of Tokyo (JP) for nec corporation, Toshimasa Niiya of Tokyo (JP) for nec corporation
IPC Code(s): G07C9/00
Abstract: an information processing apparatus includes a registration unit, an acquisition unit, an authentication control unit, and a gate control unit. the registration unit registers first appearance information for registration in association with face information for registration for each registration target person, and updates the first appearance information. the acquisition unit acquires captured image data obtained by imaging an authentication target person. the authentication control unit performs personal authentication of the authentication target person based on a first and a second determination result. the first determination result indicates whether or not face information based on the captured image data corresponds to the face information for registration. the second determination result indicates whether or not first appearance information based on the captured image data corresponds to the first appearance information for registration. in a case where the personal authentication has succeeded, the gate control unit permits passage through a gate.
Inventor(s): Shin Tominaga of Tokyo (JP) for nec corporation, Yusuke Imai of Tokyo (JP) for nec corporation, Kazutoshi Sagi of Tokyo (JP) for nec corporation, Yuzo Senda of Tokyo (JP) for nec corporation
IPC Code(s): G08G1/01, G06V20/54, G08G1/017
Abstract: to improve efficiency of road surveillance, a road surveillance system includes a detection unit and a processing unit the detection unit detects a road state being a state of an object on a road by processing an image in which the road is captured. the processing unit performs, when the road state satisfies a first criterion, any of notification processing of making a notification of the road state that satisfies the first criterion according to notification setting related to the notification, and change-related processing related to a change in the notification setting, based on whether a second criterion is satisfied. the second criterion is a criterion related to a determination result of whether the road state satisfies the first criterion.
Inventor(s): Toshiaki Yamashita of Tokyo (JP) for nec corporation, Hideo Adachi of Tokyo (JP) for nec corporation, Hisashi Mizumoto of Tokyo (JP) for nec corporation
IPC Code(s): G08G5/00
Abstract: a flying body identification system according to the present example embodiment includes: a flying body; a communication terminal configured to obtain an airframe id of the flying body; and a control system configured to control an operation of the flying body. the control system is also configured to: manage the airframe id and a plurality of pieces of information regarding the flying body indicated by the airframe id so as to be associated with each other; select, in a case where an inquiry message containing the airframe id and an authority level assigned to the communication terminal is received from the communication terminal, information to be transmitted to the communication terminal among the plurality of pieces of information regarding the flying body associated with the airframe id in accordance with the authority level of the communication terminal; and transmit the selected information to the communication terminal.
Inventor(s): Shin Norieda of Tokyo (JP) for nec corporation, Hiroo HARADA of Tokyo (JP) for nec corporation, Haruki MIZUTANI of Tokyo (JP) for nec corporation, Hirotaka MAESHIMA of Tokyo (JP) for nec corporation, Masami SAKAGUCHI of Tokyo (JP) for nec corporation
IPC Code(s): G09B5/08, A61B5/16, G06V40/16, G09B7/00
Abstract: provided is an analysis apparatus or the like capable of appropriately determining emotions of a learner or an examinee in online learning or an online examination. an analysis apparatus includes: an emotion data acquisition unit that acquires emotion data regarding learning of each learner, the emotion data being obtained by performing emotion analysis on face image data of a plurality of learners in online learning; and an analysis data generation unit that aggregates emotion data regarding the plurality of learners, compares the emotion data of the plurality of learners, and generates analysis data in which the emotion data of one or more learners is identified.
Inventor(s): Yuan LUO of Tokyo (JP) for nec corporation, Kosuka NISHIHARA of Tokyo (JP) for nec corporation, Masahiro HAYASHITANI of Tokyo (JP) for nec corporation
IPC Code(s): G16H40/20
Abstract: a medical facility matching system () comprises: a matching processing unit () performing matching processing to select as a matching result, a recommended medical facility for a patient based on patient item information (d) corresponding to patient attribute items (di) and facility item information (d) corresponding to facility attribute items (di); a data learning unit () learning about the patient attribute items for the matching processing so that the matching result is likely to be approved by the patient, and learning about the facility attribute items for the matching processing so that the matching result is likely to be approved by the medical facility selected; and a data item choosing unit () choosing based on a learning result, the patient attribute items and facility attribute items for the matching processing, wherein the matching processing is performed based on the chosen patient attribute items and the chosen facility attribute items.
20240105867.LIGHT-RECEIVING DEVICE AND COMMUNICATION DEVICE_simplified_abstract_(nec corporation)
Inventor(s): Koya TAKATA of Tokyo (JP) for nec corporation, Hisashi MIZUMOTO of Tokyo (JP) for nec corporation, Fujio OKUMURA of Kanagawa (JP) for nec corporation
IPC Code(s): H01L31/0232, H04B10/112, H04B10/67
Abstract: a light-receiving device that includes a condenser lens that condenses a spatial optical signal, a beam control element that emits an optical signal derived from the spatial optical signal condensed by the condenser lens toward a predetermined region, and a light-receiving element that is disposed with a light-receiving portion facing the predetermined region and receives the optical signal.
20240106099.FILTER AND ANTENNA MODULE_simplified_abstract_(nec corporation)
Inventor(s): Keiichi Motoi of Tokyo (JP) for nec corporation
IPC Code(s): H01P1/20, H01Q15/24, H01Q23/00
Abstract: a filter according to the present disclosure includes input means for inputting a first polarization signal and a second polarization signal that are input from an antenna. the filter includes output means for outputting a first output signal corresponding to the first polarization signal and a second output signal corresponding to the second polarization signal, the first and the second output signals having been subjected to filter processing for making a desired frequency electric signal of each of the first and the second polarization signals pass through the first and the second output signals, respectively. the filter includes a resonator group that excites a first excitation mode and a second excitation mode perpendicular to each other by the input first and second polarization signals, whereby the output means outputs the first and the second output signals corresponding to the first and second polarization signals, respectively.
Inventor(s): Koya TAKATA of Tokyo (JP) for nec corporation, Kenji WAKAFUJI of Tokyo (JP) for nec corporation, Fujio OKUMURA of Kanagawa (JP) for nec corporation
IPC Code(s): H01Q1/40, H01Q1/24, H01Q21/06, H01Q21/20
Abstract: please delete the abstract of the disclosure, and replace it with the following: provided are a liquid crystal antenna capable of adapting a transmission/reception direction of a radio wave to 360� in a horizontal direction and reducing a size, a weight, and cost, and a method for manufacturing the liquid crystal antenna. a liquid crystal antenna of the present example embodiment includes a curved liquid crystal panel and is a phased array type, and the liquid crystal panel includes a liquid crystal layer and a plurality of antenna elements that transmit and receive signals having phases modulated by a variable dielectric constant element including the liquid crystal layer. the liquid crystal layer may be curved.
Inventor(s): Koya TAKATA of Tokyo (JP) for nec corporation, Atsushi KAMOI of Tokyo (JP) for nec corporation, Hisashi MIZUMOTO of Tokyo (JP) for nec corporation, Masaki AIZONO of Tokyo (JP) for nec corporation
IPC Code(s): H04B10/11, H04B10/29
Abstract: a free-space optical communication control system includes at least one processor. the at least one processor carries out: a first detection process of detecting a change in a connection relationship between a first free-space optical communication apparatus and a second free-space optical communication apparatus adjacent to the first free-space optical communication apparatus; a second detection process of detecting a transition of work stages in accordance with the change in the connection relationship detected and plan information indicating a connection relationship between the first free-space optical communication apparatus and the second free-space optical communication apparatus in each of the work stages; and a connection control process of controlling, according to the transition of the work stages detected, which connection destination is connected to the first free-space optical communication apparatus.
Inventor(s): Hiroshi Imai of Tokyo (JP) for nec corporation
IPC Code(s): H04B10/524, H04B10/54, H04L9/08
Abstract: an illustrative transmitter can achieve improvement in sn ratio and stability of the signal output under control at the transmission side, even in the case of an optical transmission line having the propagation characteristics susceptible to environmental changes. the transmitter includes: an optical transmission section configured to generate weak signal light and reference light from a transmission light pulse, and transmit the signal light and the reference light to the optical transmission line; and a controller configured to modulate pulse intensity and pulse width of the transmission light pulse according to a transmission line state of probe light having propagated through the optical transmission line.
Inventor(s): Takanobu DOI of Tokyo (JP) for nec corporation, Kazushi MURAOKA of Tokyo (JP) for nec corporation, Naoto ISHII of Tokyo (JP) for nec corporation, Jun SHIKIDA of Tokyo (JP) for nec corporation
IPC Code(s): H04B17/21, H04B17/336
Abstract: a base station, a method for a base station, and a program capable of appropriately selecting radio terminals for which spatial multiplexing is performed and an mcs, and thereby increasing throughput in multi-user mimo are provided. a base station according to the present disclosure includes: a correction parameter storage unit configured to store a plurality of correction parameters for each of a plurality of radio terminals , the plurality of correction parameters being provided for each of the radio terminals ; a correction parameter selection unit configured to select a predetermined correction parameter from among the plurality of correction parameters based on a combination of radio terminals that are spatially multiplexed in the same radio resource; a correction value calculation unit configured to calculate a correction value of the radio terminal based on the predetermined correction parameter.
Inventor(s): Hiroshi Imai of Tokyo (JP) for nec corporation
IPC Code(s): H04L9/08, H04B10/112, H04B10/70
Abstract: a communication device can achieve sn ratio and stability of signal output an optical transmission line having the propagation characteristics susceptible to environmental changes. the communication device includes: an optical reception section configured to receive weak signal light and reference light arriving through the optical transmission line; an optical amplifier that amplifies received reference light; a probe light receiver that receives probe light arriving from the transmitting-side communication device through the optical transmission line; and a controller configured to calculate a transmission line state detected based on received probe light and control a gain of the optical amplifier according to the transmission line state.
Inventor(s): Hikaru Tsuchida of Tokyo (JP) for nec corporation
IPC Code(s): H04L9/32, H04L9/06, H04L9/08
Abstract: a secure computation server apparatus in a secure computation system includes: a table storage part that stores a table of secret shares of the product of a first value and a second value for combinations of shares of possible values of the first value and shares of possible values of the second value; a table shuffle part that shuffles indices of possible values of the first value and indices of possible values of the second value in the table; a multiplication part that selects an element in the table whose indices in the shuffled table match the first and the second values; and a comparative verification part that accepts data that a majority of other secure computation server apparatuses agrees on as a correct value out of a plurality of data received from the other secure computation server apparatuses.
Inventor(s): Yoichi AKUTSU of Yokyo (JP) for nec corporation
IPC Code(s): H04L41/0803
Abstract: in order to easily select a change in setting content of a terminal apparatus on a terminal apparatus side, a first terminal apparatus acquires identification information of a second terminal apparatus and reference information which is referred to for changing a setting of the second terminal apparatus, and the first terminal apparatus transmits a setting change request to an external apparatus, the setting change request including the identification information of the second terminal apparatus and the reference information which have been acquired. then, the second terminal apparatus receives, from the external apparatus, setting change content corresponding to the setting change request, and changes setting content of the second terminal apparatus based on the setting change content.
20240106712.NETWORK NODE APPARATUS AND METHOD_simplified_abstract_(nec corporation)
Inventor(s): Yusuke TAMURA of Tokyo (JP) for nec corporation, Toshihiro IKEDA of Tokyo (JP) for nec corporation, Taku SATO of Tokyo (JP) for nec corporation
IPC Code(s): H04L41/0895, H04L41/0823
Abstract: a network node apparatus (smf) responsible for a session management function (smf) in a core network includes: an obtaining unit configured to obtain network function information including information elements respectively related to network slices supported by the smf; and a first communication processing unit configured to transmit the network function information to a network node apparatus responsible for a network repository function (nrf) in the core network. the information elements respectively related to the network slices supported by the smf have been aggregated within the network function information according to a predetermined rule.
20240107009.VIDEO CODING DEVICE AND VIDEO CODING METHOD_simplified_abstract_(nec corporation)
Inventor(s): Kenta IIDA of Tokyo (JP) for nec corporation, Keiichi Chono of Tokyo (JP) for nec corporation
IPC Code(s): H04N19/11, H04N19/124, H04N19/18, H04N19/593
Abstract: the video coding device calculates a first value representing energy of the prediction error signals of the block to be processed, eliminates specified transform coefficients when at least one of a width and a height of the block to be processed exceeds a predetermined value and calculates a second value representing energy of the transform coefficients other than the eliminated transform coefficients, and decides not to make the candidate of prediction mode the optimal prediction mode, without executing quantizing, arithmetic-coding and local decoding, in a case where the second value is smaller than a predetermined degree as compared to the first value.
Inventor(s): Hiroshi Imai of Tokyo (JP) for nec corporation
IPC Code(s): H04Q11/00, H04L45/02
Abstract: a repeater device that can achieve signal transferring and path switching in optical transmission lines susceptible to environmental changes is provided. the repeater device receives weak signal light and normal reference light and transmits them in a communication network. the repeater includes: an optical route selector that selects an input-side spatial link connected to an upstream adjacent node and an output-side spatial link connected to a downstream adjacent node; a link state detector that detects a link state of at least one of the input-side spatial link and the output-side spatial link, wherein the link state is an attenuation rate or a transmission rate; and a controller that controls the optical route selector to select an optimal pair of output-side spatial link and input-side spatial link according to the link state.
Inventor(s): Koya TAKATA of Tokyo (JP) for nec corporation, Atsushi Kamoi of Tokyo (JP) for nec corporation, Hisashi Mizumoto of Tokyo (JP) for nec corporation, Masaki Aizono of Tokyo (JP) for nec corporation
IPC Code(s): H04W36/08, H04B10/11
Abstract: a terminal control system causes a wireless terminal to perform a switching process of switching a connection destination of the wireless terminal in accordance with the wireless terminal being located at such a position as to be capable of establishing connection both with a wireless base station and with a free-space optical communication apparatus, acquires weather information regarding an area in which the wireless terminal is located, and causes, in accordance with the weather information, the wireless terminal to stop the switching process of switching the connection destination of the wireless terminal from the wireless base station to the free-space optical communication apparatus.
20240107424.SERVER, REQUESTING ENTITY, AND METHODS THEREFOR_simplified_abstract_(nec corporation)
Inventor(s): Tsuyoshi Takakura of Tokyo (JP) for nec corporation, Toshiyuki Tamura of Tokyo (JP) for nec corporation
IPC Code(s): H04W48/06, H04W28/02
Abstract: in response to receiving from a requesting entity () a request for a connection to an entity providing a service in an edge data network (), a first server () attempts to identify a second server () located in the edge data network () based on at least one selection criterion. the at least one selection criterion includes a congestion state of a server located within the edge data network (). if the second server () is identified, the first server () sends information about the second server () to the requesting entity (). if the second server () cannot be identified, the first server () sends to the requesting entity () a rejection message indicating that the second server () cannot be identified. this can contribute, for example, to providing a suitable selection criterion for identifying an edge server.
Inventor(s): Kundan Tiwari of Tokyo (JP) for nec corporation, Toshiyuki Tamura of Tokyo (JP) for nec corporation
IPC Code(s): H04W60/00
Abstract: disclosed are techniques for registering a user equipment (ue) to a new access and mobility management function (amf). when a new access and mobility management function (amf) determines that an old amf is disjoint amf i.e. they are not connected, then the new amf fetches the ue context (5gmm and sgsm context) from the old amf via new generation radio access network (ng-ran). the new amf routes a namf_communication_uecontexttransfer request message to the old amf to fetch the ue contexts via ng-ran. the old amf sends the ue contexts in the namf_communication_uecontexttransfer response message to the new amf via ng-ran. based on the context transfers between the new amf and the old amf, the ue is registered to the new amf.
20240107587.WIRELESS DEVICE, INTERMEDIATE DEVICE, AND METHOD_simplified_abstract_(nec corporation)
Inventor(s): Shingo KIKUCHI of Tokyo (JP) for nec corporation
IPC Code(s): H04W74/08
Abstract: in order to appropriately transmit a signal, based on presence or absence of a user device, a wireless device according to the present disclosure communicates with an intermediate device that duplicates or synthesizes and transmits a signal between a radio access network node communicating with the user device via the wireless device, and a plurality of the wireless devices, detects a prach signal transmitted from the user device, and performs transmission of a u-plane signal to the radio access network node via the intermediate device, based on a detection result of the prach signal by a detection unit.
Inventor(s): Shintaro NAKANO of Tokyo (JP) for nec corporation, Hideo Hasegawa of Tokyo (JP) for nec corporation, Satoru Ishii of Tokyo (JP) for nec corporation
IPC Code(s): H04W76/12, H04L67/56, H04M3/00, H04W24/04, H04W76/30, H04W84/00, H04W88/14, H04W92/14
Abstract: a datacenter, a communication apparatus, a communication method, and a communication control method in a communication system are provided that can enhance the versatility of a datacenter and a virtual network constructed therein. a communication system includes: a plurality of wireless communication facilities owned by a plurality of network operators, respectively; and a datacenter in which a virtual core network is constructed, wherein the virtual core network implements mobile communication functions by using the plurality of wireless communication facilities.
- NEC Corporation
- A61B5/11
- A61B5/00
- Nec corporation
- A61B3/113
- A61B5/16
- A61L2/24
- A61L2/18
- B08B1/00
- B08B3/08
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- G06V40/10
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- G06Q20/32
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- G08G1/017
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- G16H40/20
- H01L31/0232
- H04B10/112
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- H01Q15/24
- H01Q23/00
- H01Q1/40
- H01Q1/24
- H01Q21/06
- H01Q21/20
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- H04B10/29
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- H04B10/54
- H04L9/08
- H04B17/21
- H04B17/336
- H04B10/70
- H04L9/32
- H04L9/06
- H04L41/0803
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- H04N19/11
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- H04N19/593
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- H04L67/56
- H04M3/00
- H04W24/04
- H04W76/30
- H04W84/00
- H04W88/14
- H04W92/14
- G06V40/172
