NEC Corporation patent applications on December 12th, 2024
Patent Applications by NEC Corporation on December 12th, 2024
NEC Corporation: 47 patent applications
NEC Corporation has applied for patents in the areas of G06V40/16 (3), G06F21/57 (3), H04W74/0833 (2), H04W72/23 (2), H04L9/40 (2) G06T7/70 (2), G06V20/647 (2), A61B5/112 (1), H04B10/11 (1), G06V10/25 (1)
With keywords such as: information, unit, data, device, means, apparatus, object, optical, target, and network in patent application abstracts.
Patent Applications by NEC Corporation
Inventor(s): Hiroshi KAJITANI of Tokyo (JP) for nec corporation
IPC Code(s): A61B5/11, A61B5/00
CPC Code(s): A61B5/112
Abstract: provided is a gait measurement device that includes an acquisition unit that acquires sensor data measured by a sensor mounted on footwear, a mounting-direction-determination unit that determines a mounting direction of the sensor using the acquired sensor data, a coordinate conversion unit that converts a coordinate system of the sensor data in accordance with the determined mounting direction of the sensor, a detection unit that detects a walking event from time-series data of the sensor data in which the coordinate system has been converted, a calculation unit that calculates a gait parameter in accordance with the detected walking event, and a transmission unit that transmits the calculated gait parameter.
Inventor(s): Tomoaki TANAKA of Tokyo (JP) for nec corporation
IPC Code(s): B60W30/14, B60W60/00, G06Q10/083
CPC Code(s): B60W30/143
Abstract: in a delivery management apparatus, position information acquisition means acquires position information of a user vehicle and position information of a delivery vehicle. speed adjustment information generation means generates speed adjustment information for bringing the user vehicle close to the delivery vehicle based on the position information of the user vehicle and the position information of the delivery vehicle. the speed adjustment information generation means transmits the generated speed adjustment information to the user vehicle and the delivery vehicle.
Inventor(s): Wataru KOHNO of Tokyo (JP) for nec corporation, Tomoyuki Hino of Tokyo (JP) for nec corporation, Reishi Kondo of Tokyo (JP) for nec corporation, Saklko Mishima of Tokyo (JP) for nec corporation
IPC Code(s): G01H9/00
CPC Code(s): G01H9/006
Abstract: this optical fiber real-space distribution calculation system includes propagation signal output means outputting a propagation signal propagating in a non-contact manner via a vibration medium to an optical fiber; reception time difference calculation means calculating a reception time difference of the propagation signal between adjacent measurement points; coordinate information acquisition means acquiring coordinates of a measurement point on the optical fiber and coordinates of the propagation signal output means; and measurement point calculation means calculating coordinates of each measurement point on the optical fiber by repeating calculation of an intersection between a circle centered on coordinates of the measurement point with a distance of the predetermined length segment as a radius and a circle centered on coordinates of the propagation signal output means as a next measurement point adjacent to the current measurement point, based on the calculated reception time difference of the propagation signal.
Inventor(s): Akinobu SHIBUYA of Tokyo (JP) for nec corporation
IPC Code(s): G01J5/20, G01J5/08, H01L31/0352, H01L31/09
CPC Code(s): G01J5/20
Abstract: a composite material includes a film containing oxide particles having a particle size of at least 0.4 �m or more, and carbon nanotubes forming a network on a surface of the oxide particles.
20240410977. SENSOR CONTROL SYSTEM, METHOD, AND PROGRAM_simplified_abstract_(nec corporation)
Inventor(s): Akihiro YATABE of Tokyo (JP) for nec corporation, Hiroshi Chishima of Tokyo (JP) for nec corporation, Masanori Kato of Tokyo (JP) for nec corporation
IPC Code(s): G01S7/40, G01S13/08, G06N7/01, H04L67/125
CPC Code(s): G01S7/4008
Abstract: the input means accepts input of position of a sensor that acquires a moving object and direction of the sensor, as well as position of the moving object. the model construction means constructs ising model data that models an optimization problem to optimally assign a moving object to be acquired by the sensor from a relationship between a position of the moving object and an area that can be acquired based on a position of the sensor and a direction of the sensor. the optimization processing means maps the ising model data to an annealing machine to obtain an execution result indicating a moving object to be assigned to the sensor. the control means controls the sensor to acquire an assigned moving object based on the execution result.
Inventor(s): Hidemi NOGUCHI of Tokyo (JP) for nec corporation
IPC Code(s): G01S7/487, G01S7/4865, G01S17/26
CPC Code(s): G01S7/4876
Abstract: provided is a distance-measurement apparatus capable of preventing incorrect distance measurement. a generation unit generates a plurality of transmission pulses having frequency offsets different from each other. a transmission unit repeatedly transmits the transmission pulses generated by the generation unit. the reception unit receives reflected pulses of the respective transmission pulses reflected on a distance-measurement-target object. a detection unit detects frequency offsets of the reflected pulses received by the reception unit. a distance calculation unit calculates a distance to the distance-measurement-target object based on receiving timings of the reflected pulses received by the reception unit and transmitting timings of the transmission pulses corresponding to the frequency offsets detected from the reflected pulses. an invalidation processing unit performs processing of invalidating distance calculation processing for a certain period based on the transmitting timings of the transmission pulses.
Inventor(s): Nana JUMONJI of Tokyo (JP) for nec corporation, Takakazu IshII of Tokyo (JP) for nec corporation, Hiromichi Hirata of Tokyo (JP) for nec corporation, Shouhei Ohno of Tokyo (JP) for nec corporation
IPC Code(s): G01S13/90
CPC Code(s): G01S13/9027
Abstract: an acquiring unit acquires measured data of an amount of displacement of a ground surface, measured on the basis of observation data obtained by sar, and acquires information indicating a characteristic of the ground surface at the location at which the amount of displacement of the ground surface was measured, a classifying unit classifies the characteristic of the ground surface at the location at which the amount of displacement of the ground surface was measured, on the basis of the information indicating the characteristic of the ground surface, and a display unit displays a symbol indicating the classification of the characteristic of the ground surface, linked to the measured data of the amount of displacement of the ground surface, together with map data.
Inventor(s): Taro KANEKO of Tokyo (JP) for nec corporation, Rintaro NOMURA of Tokyo (JP) for nec corporation
IPC Code(s): G02B6/42, G02B6/13, G02B6/43
CPC Code(s): G02B6/4206
Abstract: an optical module includes a lens having a first optical axis; an optical substrate having a rectangular external shape including a first side and a second side forming a right angle to each other; an optical waveguide that is formed on the optical substrate and is optically coupled, in a cross section including the first side of the optical substrate, with a second optical axis forming a predetermined angle to the first optical axis; and a package that includes a storage region having a rectangular upper surface and stores the lens and the optical substrate, wherein the lens and the optical substrate are optically coupled, and both the second side and the first optical axis are substantially parallel to one side of the rectangular storage region.
Inventor(s): Daisuke HASHIZUME of Tokyo (JP) for nec corporation, Yumi Tanaka of Tokyo (JP) for nec corporation, Takahiro Oba of Tokyo (JP) for nec corporation, Mitsuyuki Kondo of Tokyo (JP) for nec corporation, Hiroaki Yoshida of Tokyo (JP) for nec corporation, Iwao Ishida of Tokyo (JP) for nec corporation, Hiroyuki Ishii of Tokyo (JP) for nec corporation
IPC Code(s): G05D1/224, G05D1/69, G05D109/20, G05D111/10
CPC Code(s): G05D1/2247
Abstract: a control program for an information processing terminal device causes an information processing terminal device to execute: an identification information reception process for receiving mobile body identification information which has been transmitted from a mobile body, from which the mobile body is identifiable, and which indicates a state of the mobile body; and an identification information transmission process for transmitting the received mobile body identification information to a mobile body management device that manages the mobile body. thus, it is possible to comprehensively ascertain the operational status of a large number of mobile bodies in various locations in order to accurately manage operation of the mobile bodies.
Inventor(s): Kazuki TANABE of Tokyo (JP) for nec corporation, Takayuki KURODA of Tokyo (JP) for nec corporation
IPC Code(s): G06F8/20
CPC Code(s): G06F8/20
Abstract: a system design device generates, by repeatedly applying to requirements a concretization means that converts an abstract component included in the system into a concrete configuration with respect to the requirements of the system, a tree structure based on a configuration plan of the system, performs a search by selecting the configuration plan with a higher evaluation value in the tree structure generated, outputs the configuration plan in which all components are concretized as a concrete configuration; and calculates an evaluation value of the configuration plan by considering an evaluation value of a logical configuration plan of the system, and an evaluation value of a physical configuration plan of a device requiring physical arrangement included in the configuration plan.
Inventor(s): Kazuhisa Ishizaka of Tokyo (JP) for nec corporation
IPC Code(s): G06F9/30
CPC Code(s): G06F9/30058
Abstract: a program conversion device analyzes a first program and detects a portion of the first program that includes a conditional branch and calculates a value according to an execution result of the conditional branch; and generates, on the basis of the analysis result, a second program including a plurality of combinations of a conditional expression and a calculation expression and using a value indicated by the calculation expression combined with the conditional expression that becomes true, wherein the calculation expression indicates the value and does not include a conditional branch and only one conditional expression from among the plurality of conditional expressions becomes true.
Inventor(s): Toshiyuki KATAOKA of Tokyo (JP) for nec corporation, Shun MARUYAMA of Tokyo (JP) for nec corporation, Jun ONODERA of Tokyo (JP) for nec corporation, Satoshi SHIMADA of Tokyo (JP) for nec corporation
IPC Code(s): G06F16/906, G06F3/14, G06F16/28, G09B7/02, G09B19/00
CPC Code(s): G06F16/906
Abstract: a scoring device includes a classifying unit and an adding unit. the classifying unit classifies answer data into a plurality of subsets. the adding unit adds a scoring criterion to be used in scoring the answer data based on a result of classifying by the classifying unit.
Inventor(s): Koichi TAKAHASHI of Tokyo (JP) for nec corporation
IPC Code(s): G06F21/32, G06V10/44, G06V40/16
CPC Code(s): G06F21/32
Abstract: provided are: an extraction unit that extracts a target feature quantity that is a feature quantity of target data used to perform a recognition operation; a calculation unit that calculates an unsuitability score indicating a degree of similarity between the target feature quantity and an unsuitability feature quantity that is set on the basis of a feature quantity of each piece of a plurality of sample data that deteriorate an accuracy of the recognition operation due to having the same type of unsuitability for recognition and a determination unit that determines whether or not the target data are unsuitable for the recognition operation in accordance with the unsuitability score.
Inventor(s): Kazuaki NAKAJIMA of Tokyo (JP) for nec corporation, Io FURUYAMA of Tokyo (JP) for nec corporation
IPC Code(s): G06F21/57
CPC Code(s): G06F21/57
Abstract: a sharing system according to an aspect of the present disclosure includes: at least one memory storing a set of instructions; and at least one processor configured to execute the set of instructions to: receive countermeasure information from a countermeasure device configured to generate the countermeasure information representing a countermeasure against an abnormal state in a case where log information representing a security state of a target device indicates the abnormal state; notify the target device of the received countermeasure information; receive an effect of the countermeasure against the abnormal state from the countermeasure device that determines the effect of the countermeasure from the log information after notification of the countermeasure information; and provide effect information representing the effect to a predetermined effect information provision target.
Inventor(s): Kazuaki Nakajima of Tokyo (JP) for nec corporation, Io Furuyama of Tokyo (JP) for nec corporation, Kohei Tatara of Tokyo (JP) for nec corporation
IPC Code(s): G06F21/57
CPC Code(s): G06F21/572
Abstract: an installation control device according to an aspect of the present disclosure includes: at least one memory storing a set of instructions; and at least one processor configured to execute the set of instructions to: receive verification certification data including first authenticity information of target software and indicating that safety of the target software has been verified; compare the first authenticity information included in the verification certification data with second authenticity information of the target software; and perform control in such a way that the target software is installed when the first authenticity information is same as the second authenticity information.
Inventor(s): Kazuaki NAKAJIMA of Tokyo (JP) for nec corporation, Io FURUYAMA of Tokyo (JP) for nec corporation, Hirofumi UEDA of Tokyo (JP) for nec corporation
IPC Code(s): G06F21/57
CPC Code(s): G06F21/577
Abstract: a determination system according to an aspect of the present disclosure includes: at least one memory storing a set of instructions; and at least one processor configured to execute the set of instructions to: receive a first inspection result that is a result of a first inspection of vulnerability of target software; receive a second inspection result that is a result of a second inspection of vulnerability of the target software; determine validity of the first inspection from undetected vulnerability that is vulnerability detected in the result of the second inspection and not detected in the result of the first inspection; and output a result of determination of the validity.
Inventor(s): Nobutaka ISHII of Tokyo (JP) for nec corporation
IPC Code(s): G06F21/62, G01H9/00, G01K11/32
CPC Code(s): G06F21/6218
Abstract: a data providing system () according to the present disclosure includes an optical fiber sensing unit () that acquires sensing data by executing optical fiber sensing, a processing unit () that generates processed data by executing processing on the sensing data, a level giving unit () that gives an access level according to a type to individual data included in the sensing data and the processed data, and a data providing unit () that provides the individual data to a customer according to the access level.
Inventor(s): Masafumi OYAMADA of Tokyo (JP) for nec corporation
IPC Code(s): G06F40/289
CPC Code(s): G06F40/289
Abstract: in order to make it possible to automatically carry out verification of a hypothetical sentence, a verification apparatus () includes: a hypothetical sentence acquisition section () for acquiring a hypothetical sentence which is to be verified; and a verification section () for determining truth or falsity of the hypothetical sentence based on a degree to which the hypothetical sentence is entailed in a premise sentence that has been generated from a finding derived from verification data for use in verification of a hypothesis.
Inventor(s): Hiromichi Umano of Tokyo (JP) for nec corporation, Chisato Egawa of Tokyo (JP) for nec corporation
IPC Code(s): G06F40/40, B61L15/00
CPC Code(s): G06F40/40
Abstract: a sentence generation device of the present disclosure includes an operation information acquisition means acquiring operation information after a change of transport equipment, a management means managing the operation information for each unique number of the transport equipment, and a generation means generating a sentence for notifying the operation information for each attribute of an authorized person relevant to an operation of the transport equipment with a unique number.
Inventor(s): Youki SADA of Tokyo (JP) for nec corporation
IPC Code(s): G06N3/0464
CPC Code(s): G06N3/0464
Abstract: a new technology capable of processing a neural network including layers including mv products at a high speed is provided. a data conversion apparatus () includes a structural data acquisition unit () configured to acquire structural data representing a structure of a neural network, a node extraction unit () configured to extract a plurality of nodes for a matrix vector product from the structural data, a converting unit () configured to convert the extracted plurality of nodes into nodes in a convolutional layer, and a structural data output unit () configured to outputting the converted structural data.
Inventor(s): Yuzuru Okajima of Tokyo (JP) for nec corporation
IPC Code(s): G06N5/022
CPC Code(s): G06N5/022
Abstract: in order to achieve an object to make it possible to more accurately detect an abnormal instance, an information processing apparatus includes: an acquisition means () that acquires an instance expressed as a set of a plurality of features; a prediction means () that outputs a plurality of prediction results which are obtained by using (i) as a target variable, at least one of the plurality of features which are included in the instance and (ii) as explanatory variables, a plurality of subsets of features obtained by excluding the at least one feature from the plurality of features, the subsets being different from each other; and an abnormality degree output means () that outputs a degree of abnormality of the instance, with reference to the plurality of prediction results.
Inventor(s): Tomohito ANDO of Tokyo (JP) for nec corporation, Satoshi MORINAGA of Tokyo (JP) for nec corporation
IPC Code(s): G06Q50/18
CPC Code(s): G06Q50/188
Abstract: to further reduce the number of times draft agreement candidates are provided until a consensus forms, a negotiation apparatus includes a disclosed negotiation strategy provision section that provides a first disclosed negotiation strategy that is a disclosed negotiation strategy of a first negotiation entity and that includes a first utility function or a parameter set defining the first utility function.
Inventor(s): Kazuaki NAKAJIMA of Tokyo (JP) for nec corporation, Io FURUYAMA of Tokyo (JP) for nec corporation
IPC Code(s): G06Q50/26
CPC Code(s): G06Q50/265
Abstract: this control system comprises a shared information reception unit and a control unit. the shared information reception unit receives destination information indicating a destination, permission/prohibition information indicating whether to permit or prohibit disclosure to parties other than the destination, and shared information. the control unit controls whether to disclose the shared information. upon receiving a request to disclose the shared information from a requesting party other than the destination, the control unit allows the shared information to be disclosed to the requesting party if the disclosure is permitted, or prohibits the shared information from being disclosed to the requesting party if the disclosure is prohibited.
Inventor(s): Ryosaku Shino of Tokyo (JP) for nec corporation
IPC Code(s): G06T7/00, G06T5/50, G16H30/40, G16H50/20
CPC Code(s): G06T7/0012
Abstract: the image processing device x mainly includes an acquisition means x, a lesion part detection means x, and a lesion diagnosis means x. the acquisition means x acquires a captured image acquired by photographing an inspection target by a photographing unit provided in an endoscope. the lesion part detection means x detects a lesion part, in which a lesion formation is suspected, in the captured image. the lesion diagnosis means x makes a diagnosis relating to the lesion part based on the captured image and a cutout image which indicates the lesion part cut out from the captured image.
Inventor(s): Satoshi Yamazaki of Tokyo (JP) for nec corporation
IPC Code(s): G06T7/246, G06V10/74, G06V20/40
CPC Code(s): G06T7/248
Abstract: an object tracking processing apparatus includes: an object grouping processing unit that calculates at least one similar object group including at least one object similar to a tracking target object, on the basis of at least a feature amount of the tracking target object; and an object tracking unit that assigns a tracking id for identifying an object belonging to the similar object group to the object. as a result, the tracking accuracy of the object appearing in a video can be improved.
Inventor(s): Hisaya WAKAYAMA of Tokyo (JP) for nec corporation, Masatsugu OGAWA of Tokyo (JP) for nec corporation, Masumi ICHIEN of Tokyo (JP) for nec corporation, Takuma KOGO of Tokyo (JP) for nec corporation
IPC Code(s): G06T7/70, G06T3/40
CPC Code(s): G06T7/70
Abstract: an operation performed for designating a position in an image is detected, and an enlarged image of a vicinity area at that position is displayed. information regarding a target appearing in the enlarged image is acquired, and information regarding that target is displayed.
Inventor(s): Masaya Fujiwaka of Tokyo (JP) for nec corporation
IPC Code(s): G06T7/70, G06T7/13, G06T7/50, G06V10/44, G06V10/75
CPC Code(s): G06T7/70
Abstract: at least one processor of an information processing apparatus performs: a depth information acquiring process of acquiring depth information; a captured image acquiring process of acquiring a captured image; a generating process of generating, with reference to first two-dimensional data and a three-dimensional model regarding the target object, a candidate solution regarding at least one selected from the group consisting of the position and the attitude of the target object in a three-dimensional space, the first two-dimensional data being obtained with reference to the depth information; and a calculating process of calculating, with reference to second two-dimensional data and the three-dimensional model and with use of the candidate solution, at least one selected from the group consisting of the position and the attitude of the target object in the three-dimensional space, the second two-dimensional data being obtained with reference to the captured image.
Inventor(s): Tsvi LEV of Tel-Aviv (IL) for nec corporation of america, Yaacov HOCH of Ramat-Gan (IL) for nec corporation of america
IPC Code(s): G06T7/77, G06T7/174, G06T7/246
CPC Code(s): G06T7/77
Abstract: simultaneous location and mapping with improved accuracy by applying segmentation on images, and selecting patches having characteristics which are likely to enable reliable matching is disclosed. geometric matching may be apply for generating sets of matching patches from different images. the camera distances and angulation may be calculated between estimated locations of patches in two or three dimensions, the location and mapping may be used for indoor and outdoor navigation, mapping, robotics, drones, localization, mapping, aerial image matching, panorama stitching and the like.
Inventor(s): Yaeko Yonezawa of Tokyo (JP) for nec corporation
IPC Code(s): G06V10/25, G06V10/74
CPC Code(s): G06V10/25
Abstract: an image analysis system () includes a product area detection unit (), a same product area determination unit (), and a product identification unit (). the product area detection unit () detects a product area of each product from an image capturing a plurality of products. the same product area determination unit () determines, based on a result of comparing adjacent product areas with each other, a same product area being an area where a plurality of same products are displayed. the product identification unit () selects, as a target, at least one product area from a plurality of product areas included in the same product area, and identifies a product displayed in the same product area by processing the at least one product area selected as the target.
Inventor(s): Ryoma OAMI of Tokyo (JP) for nec corporation
IPC Code(s): G06V20/52, G06V20/40, G06V40/20, G08B21/24, H04N7/18
CPC Code(s): G06V20/52
Abstract: an information processing apparatus () detects a stationary object from video data (). in addition, the information processing apparatus () executes person detection process of detecting a person in vicinity of an object (target object) detected as the stationary object for each of a plurality of video frames () which includes the target object. furthermore, the information processing apparatus () executes a predetermined process by comparing results of the person detection process for each of the plurality of video frames ().
Inventor(s): Yasushi HAMADA of Tokyo (JP) for nec corporation
IPC Code(s): G06V20/64, G06V10/24, G06V40/16, G06V40/50
CPC Code(s): G06V20/647
Abstract: a matching support apparatus has a generation unit that, in the case where a feature region indicating a facial feature of a person targeted for matching visible on the skin surface of the person targeted for matching is designated, using a reference face development image display region, displayed on the screen of a display device , for displaying a reference face development image generated based on three-dimensional data of a head serving as a reference, generates feature information relating to the designated feature region, a matching unit that matches the feature information against matching information in which a matching-use face development image and matching-use feature region for each person registered in advance are associated with each other, and a selection unit for selecting a person to serve as a candidate, based on a matching result.
Inventor(s): Yasushi HAMADA of Tokyo (JP) for nec corporation
IPC Code(s): G06V20/64, G06V10/24, G06V40/16, G06V40/50
CPC Code(s): G06V20/647
Abstract: a matching support apparatus has a generation unit that, in the case where a feature region indicating a facial feature of a person targeted for matching visible on the skin surface of the person targeted for matching is designated, using a reference face development image display region, displayed on the screen of a display device , for displaying a reference face development image generated based on three-dimensional data of a head serving as a reference, generates feature information relating to the designated feature region, a matching unit that matches the feature information against matching information in which a matching-use face development image and matching-use feature region for each person registered in advance are associated with each other, and a selection unit for selecting a person to serve as a candidate, based on a matching result.
Inventor(s): Kan SATOU of Tokyo (JP) for nec corporation, Yoshinori SUZUKI of Tokyo (JP) for nec corporation, Masanori MIZOGUCHI of Tokyo (JP) for nec corporation, Masanori HARA of Tokyo (JP) for nec corporation
IPC Code(s): G06V40/12
CPC Code(s): G06V40/1376
Abstract: a biological pattern information processing device includes: a biological pattern information acquisition unit that acquires biological pattern information indicating a biological pattern; and a singular region detection unit that detects a singular region including damage, from the biological pattern indicated by the acquired biological pattern information.
Inventor(s): Remi Tanaka of Tokyo (JP) for nec corporation, Takeshi Shouta of Tokyo (JP) for nec corporation, HIroyuki Kakinuma of Tokyo (JP) for nec corporation, Tomoyuki Muto of Tokyo (JP) for nec corporation
IPC Code(s): G08G5/00, B60L58/13
CPC Code(s): G08G5/0039
Abstract: provided is a determination device that includes a usage plan acquisition unit that acquires a usage plan of a corridor formed for navigation of a drone, a storage unit that stores reservation information of the corridor, a calculation unit that calculates a determination parameter relating to congestion in the corridor corresponding to the usage plan by referring to the reservation information, a prediction unit that predicts a congestion status of the corridor according to the calculated determination parameter, a determination unit that generates determination information relating to availability of the corridor according to the predicted congestion status of the corridor, and an output unit that outputs the determination information relating to availability of the corridor.
Inventor(s): Yuki TANAKA of Tokyo (JP) for nec corporation, Kousuke ONOUE of Tokyo (JP) for nec corporation
IPC Code(s): G16H40/20, G16H10/40, G16H10/60, G16H20/17
CPC Code(s): G16H40/20
Abstract: a management method includes: a determination step in which the management system determines a predicted delivery date or a predicted required time when an administration item is delivered to a hospital by using an estimated time or an actual required time when an analysis institution analyzes a gene of a specimen of a patient, an estimated time or an actual required time when a creation institution creates a recipe of the administration item to a patient from a genetic analysis result, and/or an estimated time or an actual required time when a manufacturing institution manufactures the administration item according to the recipe; and a transmission step in which information for displaying the predicted delivery date or the predicted required time is transmitted to a terminal.
Inventor(s): Kenji MIZUTANI of Tokyo (JP) for nec corporation, Masaki Oe of Tokyo (JP) for nec corporation, Shigeru Mieda of Tokyo (JP) for nec corporation
IPC Code(s): H01S5/06, H01S5/00, H01S5/0687
CPC Code(s): H01S5/0612
Abstract: in order to enable oscillation of transmission light at any oscillation frequency even in an environment in which an environmental temperature varies significantly from an assumed temperature, a control device for a light source including a wavelength variable filter includes a temperature reception means for receiving substrate temperature information being information indicating a substrate temperature being a temperature of a substrate on which the light source is provided, and housing temperature information being information indicating a housing temperature being a temperature of a housing containing the substrate; and a control means for controlling, based on the substrate temperature information and the housing temperature information, the substrate temperature and a refractive index of the wavelength variable filter in such a way that a frequency of transmission light being output by the light source becomes a desired frequency.
20240413904. RECEPTION DEVICE AND COMMUNICATION DEVICE_simplified_abstract_(nec corporation)
Inventor(s): Hisashi MIZUMOTO of Tokyo (JP) for nec corporation, Fujio OKUMURA of Kanagawa (JP) for nec corporation, Atsushi Kamoi of Tokyo (JP) for nec corporation
IPC Code(s): H04B10/11, H04B10/50, H04B10/60
CPC Code(s): H04B10/11
Abstract: a reception device including a ball lens, light receivers, and a support column that movably supports the light receiver around the ball lens. the light receiver includes a substrate having a first face facing a ball lens and a second face facing the first face, the substrate having a through hole that penetrates the first face and the second face, integration light receiving elements disposed around the through hole on the first face of the substrate with a light reception part facing the ball lens, a light guide tube including a first opening end aligned with the through hole and a second opening end facing the first opening end, the light guide tube being disposed at the second face associated with the through hole, and a communication light receiving element disposed at the second opening end of the light guide tube with a light reception part facing the ball lens.
Inventor(s): Atsushi KOZATO of Tokyo (JP) for nec corporation
IPC Code(s): H04B10/556, G02B6/293, H04B10/54
CPC Code(s): H04B10/5561
Abstract: a wavelength-tunable optical transmission unit outputs an optical signal in which a signal to be superimposed for giving an instruction to another optical transceiver is superimposed on a main signal. a wavelength-tunable optical reception unit receives an optical signal from another optical transceiver. a control unit controls the wavelength-tunable optical transmission unit and the wavelength-tunable optical reception unit. the wavelength-tunable optical transmission unit superimposes, on the main signal, the signal to be superimposed, by modulating the main signal into a signal having a waveform whose amplitude transitions between two levels by amplitude shift-keying or phase shift-keying, and controls an amplitude of the superimposed signal based on a value obtained by multiplying an amplitude of the main signal by a predetermined ratio.
Inventor(s): Hiroyuki TOYAMA of Tokyo (JP) for nec corporation
IPC Code(s): H04L9/08
CPC Code(s): H04L9/0819
Abstract: a receiver according to the present disclosure includes: a first modulation unit that modulates a phase of a reference light by using a reception base assigned so as to correspond to a transmission base assigned to each of a plurality of weak lights; a detection unit that detects a plurality of pieces of bit information from each of the plurality of weak lights interfered with by the reference light in which a base value of the reception base matches that of the transmission base; an extraction unit that extracts a plurality of pieces of bit information each having an amplitude component equal to or greater than a threshold; a prediction unit configured to predict a load status of the receiver based on information about a weather forecast; and an adjustment unit that adjusts the threshold in accordance with the predicted load status of the receiver.
20240414088. ENCRYPTION KEY GENERATION_simplified_abstract_(nec corporation)
Inventor(s): Takao OCHI of Tokyo (JP) for nec corporation, Ken-ichiro YOSHINO of Tokyo (JP) for nec corporation, Akio TAJIMA of Tokyo (JP) for nec corporation
IPC Code(s): H04L47/125, H04L9/08, H04L9/12, H04L47/50
CPC Code(s): H04L47/125
Abstract: a first device transmits a first random number to a second device through a first quantum channel, and receives a second random number from the second device through a second quantum channel. the first device generates a first encryption key based on the first random number and the second random number. the second device transmits the second random number to the first device through the second quantum channel, and receives the first random number from the first device through the first quantum channel. the second device generates a second encryption key based on the first random number and the second random number.
Inventor(s): Yoshiaki SAKAE of Tokyo (JP) for nec corporation, Jun NISHIOKA of Tokyo (JP) for nec corporation
IPC Code(s): H04L9/40
CPC Code(s): H04L63/0876
Abstract: a network configuration device according to the present disclosure is provided with: a device-information acquisition means for acquiring visualized device information about a configuration and a risk regarding a network device connected to a physical network; an authenticity determination means for determining authenticity of the network device on the basis of the acquired device information; and a network configuration means for configuring a virtual network on the physical network on the basis of a result of determination made as to the authenticity of the network device.
Inventor(s): Yoshiaki SAKAE of Tokyo (JP) for nec corporation, Jun NISHIOKA of Tokyo (JP) for nec corporation
IPC Code(s): H04L9/40
CPC Code(s): H04L63/1425
Abstract: a risk information output device according to the present disclosure comprises: a risk information acquisition means for acquiring risk information extracted from log information on a network apparatus to be monitored; an apparatus information acquisition means for acquiring apparatus information for the network apparatus; an authenticity determining means for determining the authenticity of the network apparatus on the basis of the acquired apparatus information; a priority determining means for determining, on the basis of the determined authenticity determination result, the priority of outputting the risk information; and an output means for outputting the risk information on the basis of the determined priority.
Inventor(s): Tsvi LEV of Tel-Aviv (IL) for nec corporation of america
IPC Code(s): H04N7/18, G06T7/70, G08B7/00, H04N23/56
CPC Code(s): H04N7/183
Abstract: a system includes a display and a camera module configured to capture forward real video and to output the forward real video on the display. a light source may be configured to generate light, and a navigation module may receive instructions regarding locating a target destination and may cause the light to be focused into a beam directed at the target destination as the user views both the forward real video and beam on the display. when the user reaches the desired location or orientation, the target destination is visibly illuminated by the beam of light.
Inventor(s): Hisashi Futaki of Tokyo (JP) for nec corporation, Sadafuku Hayashi of Tokyo (JP) for nec corporation
IPC Code(s): H04W24/02, H04L43/06, H04L43/0811
CPC Code(s): H04W24/02
Abstract: a radio terminal () transmits assistance information to a network (). the assistance information is used to train a first machine learning model related to radio access network (ran) optimization or to perform inference on a first trained machine learning model related to ran optimization. the assistance information includes one or both of statistical data and predicted data. the statistical data indicates a subset of historical data of a given event, extracted by filtering the historical data by one or more conditions. the predicted data is generated by the radio terminal () by prediction or decision using a second trained machine learning model. this helps, for example, to enable a radio terminal to provide a network with data suitable for training or inference in network-based machine learning.
Inventor(s): Kundan Tiwari of Tokyo (JP) for nec corporation, Toshiyuki Tamura of Tokyo (JP) for nec corporation, Iskren Ianev of Tokyo (JP) for nec corporation
IPC Code(s): H04W36/08, H04W36/00, H04W84/04
CPC Code(s): H04W36/08
Abstract: the system design disclosed by r2-2108928 works with the basic 5gs network structure. on the other hand, there are many variants of 5gs available according to 3gpp specifications. as the system design disclosed by r2-2108928 does not consider the variants of 5gs available according to 3gpp specifications, there is a case where the system design disclosed by r2-2108928 does not work in the variants. a method of an access and mobility management function (amf) apparatus includes sending a first message including a public land mobile network identifier (plmn id) and single network slice selection assistance information (s-nssai), receiving a second message including the plmn id and the s-nssai associated with an identifier, and sending the s-nssai associated with the identifier.
Inventor(s): Shizen SASAKI of Tokyo (JP) for nec corporation
IPC Code(s): H04W72/23, H04B1/713, H04L1/1812, H04L5/00, H04W72/04, H04W72/0453, H04W72/21, H04W76/27, H04W80/02
CPC Code(s): H04W72/23
Abstract: in order for a first terminal apparatus to transmit a physical uplink control channel to a base station without retuning regardless of a bandwidth part used by the first terminal apparatus, a base station according to the present disclosure includes a communication processing unit configured to communicate with the first terminal apparatus (terminal apparatus a) within a bandwidth part of an uplink system band, the bandwidth part being used by the first terminal apparatus (terminal apparatus a), wherein the bandwidth part includes a physical uplink control channel region used by the first terminal apparatus (terminal apparatus a).
Inventor(s): Gang WANG of Beijing (CN) for nec corporation
IPC Code(s): H04W74/0833, H04W24/08, H04W74/00, H04W76/20
CPC Code(s): H04W74/0833
Abstract: embodiments of the present disclosure relate to methods, devices and computer readable media for communication. according to embodiments of the present disclosure, a terminal device receives, from a network device, a first physical random access channel (prach) repetition pattern. the prach repetition pattern comprises a first list of resource sets. if none of power of the resource sets in the first prach repetition pattern exceeds a first power threshold, the terminal device determines whether power of at least one resource set in the first prach repetition pattern exceeds a second power threshold. the terminal device performs repetitions for at least one prach based on the determination. in this way, the prach repetition can be performed more sufficiently.
20240414775. COMMUNICATION SYSTEM_simplified_abstract_(nec corporation)
Inventor(s): Yuhua Chen of Surrey (GB) for nec corporation, Hisashi Futaki of Tokyo (JP) for nec corporation
IPC Code(s): H04W74/0833, H04W28/02, H04W72/23, H04W74/08, H04W76/20
CPC Code(s): H04W74/0841
Abstract: a system is disclosed in which a user equipment (ue) performs small data transmissions in radio resource control (rrc) inactive state. the ue receives information configuring small data transmissions via a control-plane, and when there is uplink data to be sent as a small data transmission, the ue generates and transmits an rrc message comprising said small data transmission using a signalling radio bearer (srb) provided via a common control channel (ccch).
Inventor(s): Gang WANG of Beijing (CN) for nec corporation
IPC Code(s): H04W76/34, H04W76/27, H04W88/04
CPC Code(s): H04W76/34
Abstract: embodiments of the present disclosure relate to methods, devices and computer readable media for communication. a first device receives, from a second device, a rrc reconfiguration message; and releasing at least one connection between the first device and a third device in response to at least one of the following: the rrc reconfiguration message comprising a first indication, the first indication indicating that the at least one connection is to be released; the rrc reconfiguration message indicating an indirect to direct path switch; or the rrc reconfiguration message indicating a release of at least one of a rlc configuration for relaying or bearer mapping configuration. in this way, a procedure for sidelink release may be provided.
- NEC Corporation
- A61B5/11
- A61B5/00
- CPC A61B5/112
- Nec corporation
- B60W30/14
- B60W60/00
- G06Q10/083
- CPC B60W30/143
- G01H9/00
- CPC G01H9/006
- G01J5/20
- G01J5/08
- H01L31/0352
- H01L31/09
- CPC G01J5/20
- G01S7/40
- G01S13/08
- G06N7/01
- H04L67/125
- CPC G01S7/4008
- G01S7/487
- G01S7/4865
- G01S17/26
- CPC G01S7/4876
- G01S13/90
- CPC G01S13/9027
- G02B6/42
- G02B6/13
- G02B6/43
- CPC G02B6/4206
- G05D1/224
- G05D1/69
- G05D109/20
- G05D111/10
- CPC G05D1/2247
- G06F8/20
- CPC G06F8/20
- G06F9/30
- CPC G06F9/30058
- G06F16/906
- G06F3/14
- G06F16/28
- G09B7/02
- G09B19/00
- CPC G06F16/906
- G06F21/32
- G06V10/44
- G06V40/16
- CPC G06F21/32
- G06F21/57
- CPC G06F21/57
- CPC G06F21/572
- CPC G06F21/577
- G06F21/62
- G01K11/32
- CPC G06F21/6218
- G06F40/289
- CPC G06F40/289
- G06F40/40
- B61L15/00
- CPC G06F40/40
- G06N3/0464
- CPC G06N3/0464
- G06N5/022
- CPC G06N5/022
- G06Q50/18
- CPC G06Q50/188
- G06Q50/26
- CPC G06Q50/265
- G06T7/00
- G06T5/50
- G16H30/40
- G16H50/20
- CPC G06T7/0012
- G06T7/246
- G06V10/74
- G06V20/40
- CPC G06T7/248
- G06T7/70
- G06T3/40
- CPC G06T7/70
- G06T7/13
- G06T7/50
- G06V10/75
- G06T7/77
- G06T7/174
- CPC G06T7/77
- Nec corporation of america
- G06V10/25
- CPC G06V10/25
- G06V20/52
- G06V40/20
- G08B21/24
- H04N7/18
- CPC G06V20/52
- G06V20/64
- G06V10/24
- G06V40/50
- CPC G06V20/647
- G06V40/12
- CPC G06V40/1376
- G08G5/00
- B60L58/13
- CPC G08G5/0039
- G16H40/20
- G16H10/40
- G16H10/60
- G16H20/17
- CPC G16H40/20
- H01S5/06
- H01S5/00
- H01S5/0687
- CPC H01S5/0612
- H04B10/11
- H04B10/50
- H04B10/60
- CPC H04B10/11
- H04B10/556
- G02B6/293
- H04B10/54
- CPC H04B10/5561
- H04L9/08
- CPC H04L9/0819
- H04L47/125
- H04L9/12
- H04L47/50
- CPC H04L47/125
- H04L9/40
- CPC H04L63/0876
- CPC H04L63/1425
- G08B7/00
- H04N23/56
- CPC H04N7/183
- H04W24/02
- H04L43/06
- H04L43/0811
- CPC H04W24/02
- H04W36/08
- H04W36/00
- H04W84/04
- CPC H04W36/08
- H04W72/23
- H04B1/713
- H04L1/1812
- H04L5/00
- H04W72/04
- H04W72/0453
- H04W72/21
- H04W76/27
- H04W80/02
- CPC H04W72/23
- H04W74/0833
- H04W24/08
- H04W74/00
- H04W76/20
- CPC H04W74/0833
- H04W28/02
- H04W74/08
- CPC H04W74/0841
- H04W76/34
- H04W88/04
- CPC H04W76/34
