NIPPON TELEGRAPH AND TELEPHONE CORPORATION patent applications on August 1st, 2024
Patent Applications by NIPPON TELEGRAPH AND TELEPHONE CORPORATION on August 1st, 2024
NIPPON TELEGRAPH AND TELEPHONE CORPORATION: 26 patent applications
NIPPON TELEGRAPH AND TELEPHONE CORPORATION has applied for patents in the areas of G06N20/00 (2), H04B11/00 (2), H04W84/00 (2), A61B5/01 (1), H04B7/0413 (1) H04B11/00 (2), G06N20/00 (2), A61B5/01 (1), H04B10/0795 (1), H04W28/26 (1)
With keywords such as: device, unit, time, processing, terminal, communication, wireless, information, optical, and light in patent application abstracts.
Patent Applications by NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Inventor(s): Shin TOYOTA of Musashino-shi (JP) for nippon telegraph and telephone corporation, Kazuyoshi ONO of Musashino-shi (JP) for nippon telegraph and telephone corporation
IPC Code(s): A61B5/01, A61B5/00
CPC Code(s): A61B5/01
Abstract: a body temperature estimating device includes a visible light transmissive member, a wearing member, a sensor, and a processing unit. the visible light transmissive member transmits visible light and reflects infrared light. the wearing member is worn by a wearer. the wearing member holds the visible light transmissive member so as to be disposed in front of eyes of the wearer. the sensor detects infrared light emitted from the wearer of the wearing member and reflected by the visible light transmissive member. the processing unit estimates a body temperature of the wearer on the basis of the infrared light detected by the sensor.
Inventor(s): Daisaku NISHIYAMA of Tokyo (JP) for nippon telegraph and telephone corporation, Kenji HIYOSHI of Tokyo (JP) for nippon telegraph and telephone corporation, Koji ITASAKA of Tokyo (JP) for nippon telegraph and telephone corporation, Akira ITO of Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): F16L1/028, F16L1/06
CPC Code(s): F16L1/028
Abstract: provided are an underground pipeline removal device and an underground pipeline removal method capable of selectively removing only unnecessary pipelines. the underground pipeline removal method includes an insertion process of inserting a cutting device into an embedded underground pipe from the front side toward the back side of the underground pipe , a cutting process of spirally cutting the underground pipe from the inside with the cutting device to form strip-like cut pieces, and a collection process of drawing out the cut piece from the front side to the outside through the inside of the underground pipe
Inventor(s): Naruto ARAI of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Masato MARUYAMA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Jun KATO of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G01R15/16, G01R19/00
CPC Code(s): G01R15/16
Abstract: a wearable measurement system includes a voltage measurement apparatus and a conversion coefficient acquisition apparatus, and measures a ground voltage of electromagnetic noise generated in a cable. the voltage measurement apparatus includes a lower electrode, an upper electrode arranged opposite to the lower electrode, and a voltage measurement circuit connected between the lower electrode and the upper electrode. the conversion coefficient acquisition apparatus includes a first lower electrode, a second lower electrode arranged side by side at the same height as the first lower electrode, an upper electrode arranged opposite to the lower electrodes, a voltage measurement circuit connected between the lower electrode and the upper electrode, and an oscillation circuit connected to the lower electrode and the upper electrode and outputting a signal of a predetermined frequency. the lower electrodes of the voltage measurement apparatus and the conversion coefficient acquisition apparatus have a container shape.
Inventor(s): Riku OMIYA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Masashi IWABUCHI of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Tomoaki OGAWA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Yasushi TAKATORI of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G01R33/02, H04B7/04
CPC Code(s): G01R33/0206
Abstract: a wireless communication system includes a terminal device and a control device that controls a wireless communication device that is used in wireless communication with the terminal device. the wireless communication device includes an electromagnet. the terminal device includes a magnetic sensor. the control device switches on and off the electromagnet. the control device acquires information on a first magnetic field detected by the magnetic sensor from the terminal device, when the electromagnet is off. the control device acquires information on a second magnetic field detected by the magnetic sensor from the terminal device, when the electromagnet is on. the control device estimates a direction from the wireless communication device to the terminal device based on a difference between the first magnetic field and the second magnetic field.
Inventor(s): Keisuke YAMAGATA of Tokyo (JP) for nippon telegraph and telephone corporation, Go YAZAWA of Tokyo (JP) for nippon telegraph and telephone corporation, Shinichi YOSHIHARA of Tokyo (JP) for nippon telegraph and telephone corporation, Takashi NAKANISHI of Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G04R20/02
CPC Code(s): G04R20/02
Abstract: a measurement instrument () according to the present disclosure includes: a utc acquisition unit () configured to acquire a reference time from a satellite signal; a bc time acquisition unit () configured to acquire time information regarding an in-device time of a first device (); a utc-bc offset calculation processing unit () configured to calculate a first offset that is a difference between the reference time and the in-device time of the first device () based on the reference time and the time information; a bc-client offset calculation processing unit () configured to acquire a copy of the packet and calculate a second offset that is a difference between the in-device time of the first device () and the in-device time of the second device () based on the acquired packet and a transmission delay between the first device () and the second device (); and a time accuracy calculation processing unit () configured to measure accuracy of an in-device time of the second device () with respect to the reference time based on the first and second offsets.
Inventor(s): Masataka Sato of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Kazuaki AKASHI of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Shingo Horiuchi of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G06F9/50
CPC Code(s): G06F9/5027
Abstract: a management device receives a request for generation of a first entity, and determines whether the first entity needs to consume a resource, on the basis of specification information about the first entity, the specification information being stored in advance. in a case where consumption of a resource is needed, the management device identifies a second entity capable of providing a capacity to be consumed by the first entity, on the basis of entity information that is stored in advance. on the basis of the second entity, the management device determines whether dispensation of the capacity of the resource to be consumed by the first entity is possible, and, if the dispensation is possible, dispenses the capacity to the first entity. when a plurality of first entity generation requests is received, the management device dispenses a capacity of a common resource to a plurality of the first entities requested to be generated through the plurality of entity generation requests, on the basis of the second entities identified for each first entity of the plurality of the first entities.
Inventor(s): Masanori SHINOHARA of Tokyo (JP) for nippon telegraph and telephone corporation, Takaaki KOYAMA of Tokyo (JP) for nippon telegraph and telephone corporation, Yukio NAGAFUCHI of Tokyo (JP) for nippon telegraph and telephone corporation, Makiko AOYAGI of Tokyo (JP) for nippon telegraph and telephone corporation, Yasuhiro TERAMOTO of Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G06F11/07
CPC Code(s): G06F11/0787
Abstract: an analysis server accumulates an alert of communication determined not to be normal communication on the basis of a model indicating a feature of normal communication in a storage unit. then, the analysis server performs clustering of alerts obtained by excluding an alert having a different category variable from communication data used for learning of the model from the accumulated alerts by using a feature amount of communication included in the alert. thereafter, the analysis server determines, for each cluster generated by clustering, whether or not the cluster includes the same type of alert. then, the analysis server outputs a result of clustering and a determination result as to whether or not each cluster includes the same type of alert.
Inventor(s): Tomohiro NAGAI of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Takuya MINAMI of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G06F21/56
CPC Code(s): G06F21/566
Abstract: an estimation device includes processing circuitry configured to estimate normal data having maximum similarity between abnormal data determined to be abnormal and each of a plurality of pieces of normal data determined to be normal, and compare the abnormal data with normal data estimated to have the maximum similarity and extract a portion of the abnormal data having no portion corresponding to the normal data as a portion causing abnormality.
Inventor(s): Tatsuya IIZUKA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Go Itami of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Naoko KOSAKA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Masato MARUYAMA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Toshimitsu TANAKA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Jun KATO of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G06K7/10, G01S7/02, G01S13/58, G01S13/90
CPC Code(s): G06K7/10009
Abstract: a detecting system includes a tag, a radar device that transmits transmission radio waves to the tag and acquires reception radio waves produced by the transmission radio waves being reflected by the tag, and a detecting apparatus. the tag includes a pattern made of a plurality of materials that reflect or scatter radio waves received from the radar device, and the pattern includes a known pattern known to the detecting apparatus and an unknown pattern unknown to the detecting apparatus. the detecting apparatus includes a specifying unit that calculates a relative velocity between the radar device and the tag, with which the known pattern can be detected from the reception radio waves, and specifies a condition for the radar device to transmit transmission radio waves for estimating the unknown pattern, from the calculated relative velocity, and a notification unit that notifies the radar of the specified condition.
Inventor(s): Takayuki MIURA of Tokyo (JP) for nippon telegraph and telephone corporation, Satoshi HASEGAWA of Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G06N20/00
CPC Code(s): G06N20/00
Abstract: provided is an information processing device including: an estimation result acquisition unit that acquires estimation result data indicating an estimation result of a machine learning model and first explanation data for explaining the estimation result; and an explanation data conversion unit that converts the first explanation data into second explanation data on the basis of the estimation result data.
Inventor(s): Takumi FUKAMI of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Dai IKARASHI of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Iifan TYOU of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G06N20/00
CPC Code(s): G06N20/00
Abstract: a distributed learning technology that can accelerate convergence while ensuring security is provided. a learning step of generating, by an i-th client, a model →win a j-th cycle using learning data d, an aggregation step of generating, by a server, a global model →win the j-th cycle from the models →w, . . . , →win the j-th cycle according to a predetermined formula, and an end condition determination step of, by the server, ending learning processing with the global model →win the j-th cycle as the global model →win a case where a predetermined end condition is satisfied, and otherwise, transmitting the global model →win the j-th cycle to the i-th client, and an initialization step of setting, by the i-th client, the global model →win the j-th cycle as an initial value of a model →win a j+1-th cycle are included.
Inventor(s): Keita SUZUKI of Tokyo (JP) for nippon telegraph and telephone corporation, Atsushi NAKADAIRA of Tokyo (JP) for nippon telegraph and telephone corporation, Shigenori OHASHI of Tokyo (JP) for nippon telegraph and telephone corporation, Shigeru FUJIMURA of Tokyo (JP) for nippon telegraph and telephone corporation, Honoka TODA of Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): G06Q50/00
CPC Code(s): G06Q50/01
Abstract: a flammability determination device including a first determination unit that determines whether a posting frequency of a first user who has posted a certain posting to a first sns to the first sns has a predetermined deviation from an average of posting frequencies of all users who use the first sns, an estimation unit that estimates an experience value indicating a level of experience related to use of the internet based on a possibility of use of a second sns different from the first sns for the first user when the predetermined deviation exists, and a second determination unit that determines whether a negative expression is included in content of the certain posting in a case where the experience value is less than a first threshold value, and if the negative expression is included, adds content of the certain posting to a collection of posting contents having a possibility of flaming, thereby collecting posted content that has a high possibility of flaming due to carelessness.
Inventor(s): Daisuke NIIZUMI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Yasunori OISHI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Daiki TAKEUCHI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Noboru HARADA of Musashino-shi (JP) for nippon telegraph and telephone corporation, Kunio KASHINO of Musashino-shi (JP) for nippon telegraph and telephone corporation
IPC Code(s): G10L17/04, G10L17/02
CPC Code(s): G10L17/04
Abstract: one aspect of the present invention is a learning device including a self-learning unit that updates content of main conversion processing for converting data to be processed into data in a predetermined format by executing self-supervised learning, and a data augmentation unit that executes data augmentation processing of generating data to be processed in the main conversion processing based on an acoustic time series, in which the data augmentation unit performs acoustic time series clipping processing of clipping a partial time series that is a time series of a part of the acoustic time series, duplication processing of duplicating the partial time series, and conversion processing of converting one and the other of the partial time series according to a predetermined rule, and the self-learning unit updates the content of the main conversion processing by self-supervised learning based on a result obtained by the conversion processing.
Inventor(s): Hiroto KAWAKAMI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Shoichiro KUWAHARA of Musashino-shi (JP) for nippon telegraph and telephone corporation, Yoshiaki KISAKA of Musashino-shi (JP) for nippon telegraph and telephone corporation
IPC Code(s): H01S3/10, H01S3/30, H04B10/2525, H04J14/02
CPC Code(s): H01S3/1001
Abstract: an aspect of the present invention is a distributed optical amplifier which includes: a pump light generator which generates pump light for optically exciting an optical transmission line; and a multiplexer which multiplexes n kinds (n is a positive integer) of light to be amplified and the pump light output from the pump light generator, and outputs the multiplexed light to the optical transmission line. when a center wavelength of the n kinds of light to be amplified is denoted as �to �and a zero-dispersion wavelength of the optical transmission line is denoted as �, intensity of the pump light generated by the pump light generator is suppressed at n kinds of wavelengths represented by 2��−�to 2��−�in comparison to intensity of other wavelengths of the pump light generated by the pump light generator.
Inventor(s): Akira KAWAI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Takayuki KOBAYASHI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Masanori NAKAMURA of Musashino-shi (JP) for nippon telegraph and telephone corporation, Shimpei SHIMIZU of Musashino-shi (JP) for nippon telegraph and telephone corporation, Yutaka MIYAMOTO of Musashino-shi (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04B10/079
CPC Code(s): H04B10/0795
Abstract: a waveguide estimation device includes: a time window processing unit that multiplies time-series tap coefficients of an adaptive filter by a time window function; and an estimation unit that estimates at least one of a differential group delay in a frequency series or a time series and a polarization dependent loss in a frequency series or a time series based on the time-series tap coefficients in a time window. the estimation unit may estimate at least one of the differential group delay in a frequency series or a time series and the polarization dependent loss in a frequency series or a time series based on a tap coefficient exceeding a lower limit threshold value or falling below an upper limit threshold value among the time-series tap coefficients in a time window. the estimation unit may estimate the average value of the differential group delays in a frequency series or a time series. the time window processing unit may determine the length of the time window based on a constant multiple of the average value.
Inventor(s): Kota ITO of Musashino-shi (JP) for nippon telegraph and telephone corporation, Mizuki SUGA of Musashino-shi (JP) for nippon telegraph and telephone corporation, Takuto ARAI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Yushi SHIRATO of Musashino-shi (JP) for nippon telegraph and telephone corporation, Naoki KITA of Musashino-shi (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04B10/2575
CPC Code(s): H04B10/2575
Abstract: a wireless communication method in a wireless communication system including an exchange device and a base station device that performs beamforming according to the control of the exchange device, in which: the exchange device performs beamforming control of the base station device by transmitting an optically modulated signal to the base station device via an optical transmission line, the optically modulated signal being generated by modulating an intensity of an optical signal on a basis of a transmission signal to be transmitted by controlling any combination of an optical wavelength, a frequency, and an optical polarization or controlling the frequency; and the base station device performs beamforming in a direction in which a wireless signal radiated from an antenna to which an electrical signal based on the optically modulated signal has been input is reflected by a reflector or is transmitted through a lens among antennas corresponding to the number of combinations of the optical wavelength, the frequency, and the optical polarization or the number of frequencies.
Inventor(s): Taku YAMANE of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Chihiro KITO of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Shingo ONO of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04B10/275
CPC Code(s): H04B10/275
Abstract: the present disclosure provides an optical access network and a method for designing the same, in which a plurality of optical cable loops, in which optical cables are connected in a loop shape, are disposed between a communication station building and an optical termination position, and the optical cable loops are connected to each other.
Inventor(s): Toshihiro Ito of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04B10/40
CPC Code(s): H04B10/40
Abstract: the present disclosure provides an optical transmitter/receiver which is easy to configure to use minimum power consumption. an optical transmitter/receiver which transmits and receives an optical signal in which information is encoded in a phase and a light intensity includes: an optical receiver having a light receiving element configured to receive the optical signal, in which a dependence of an amount of noise generated in the optical receiver in accordance with operating conditions of the optical receiver, photosensitivity of the light receiving element, and power consumption with respect to setting parameters is output to a control device of the optical transmitter/receiver.
Inventor(s): Hiroyuki FUKUMOTO of Musashino-shi (JP) for nippon telegraph and telephone corporation, Yosuke FUJINO of Musashino-shi (JP) for nippon telegraph and telephone corporation, Toshimitsu TSUBAKI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Miharu OIWA of Musashino-shi (JP) for nippon telegraph and telephone corporation, Yuya ITO of Musashino-shi (JP) for nippon telegraph and telephone corporation, Marina NAKANO of Musashino-shi (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04B11/00, H04L25/02
CPC Code(s): H04B11/00
Abstract: a receiver including a plurality of wave receivers that receive signals arriving from a predetermined direction, a plurality of detection units that is connected to at least some of the plurality of wave receivers and detect arrival times of signals received by a connected wave receivers, and a plurality of adjustment units that adjust a deviation between arrival times of the plurality of wave receivers based on arrival times or arrival directions of the plurality of detected signals.
Inventor(s): Hiroyuki FUKUMOTO of Musashino-shi (JP) for nippon telegraph and telephone corporation, Yosuke FUJINO of Musashino-shi (JP) for nippon telegraph and telephone corporation, Toshimitsu TSUBAKI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Miharu OIWA of Musashino-shi (JP) for nippon telegraph and telephone corporation, Yuya ITO of Musashino-shi (JP) for nippon telegraph and telephone corporation, Marina NAKANO of Musashino-shi (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04B11/00, H04B13/02
CPC Code(s): H04B11/00
Abstract: according to an aspect of the present invention, there is provided a communication apparatus including: a synchronizer configured to perform synchronization processing according to a doppler shift on a reception signal; and an equalizer configured to perform equalization processing on a reception signal on which the synchronization processing has been performed, in which the synchronizer includes a correlator configured to output a correlation between a reception signal and a known preamble sequence and a correlation between the reception signal and a known postamble sequence, a slide correlator configured to output a sliding correlation based on an output of the correlator, and a doppler estimator configured to estimate a doppler shift based on the sliding correlation of the slide correlator
Inventor(s): Hiroshi O of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Kota ASAKA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Keita NISHIMOTO of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04L43/0852
CPC Code(s): H04L43/0852
Abstract: delay measurement can be performed by a dedicated circuit without use of software. a delay measurement device includes a general-purpose processor, and a delay measurement circuit that operates according to a pre-installed circuit without use of a program. an opposing terminal communicates with the delay measurement device. the delay measurement circuit includes a measurement packet generation unit, a response packet reception unit, and a delay time calculation unit that are pre-installed. the measurement packet generation unit generates a measurement packet, transmits the measurement packet to the opposing terminal, and stores the transmission time of the measurement packet. the response packet reception unit receives a response packet from the opposing terminal. the delay time calculation unit calculates a reciprocation delay time by subtracting the transmission time from the reception time. the opposing terminal transmits the response packet when receiving the measurement packet.
Inventor(s): Takuto ARAI of Tokyo (JP) for nippon telegraph and telephone corporation, Daisei UCHIDA of Musashino-shi (JP) for nippon telegraph and telephone corporation, Tatsuhiko IWAKUNI of Musashino-shi (JP) for nippon telegraph and telephone corporation, Shuki WAI of Musashino-shi (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04W16/08, H04B7/0413
CPC Code(s): H04W16/08
Abstract: one aspect of the present invention is a control method in a wireless communication system including a plurality of distributed antennas that perform wireless communication with a user terminal, and a plurality of signal processing units that are connected to the plurality of distributed antennas and perform signal processing, the control method including: a setting unit that sets reference information for leveling loads of the plurality of signal processing units for each of the plurality of signal processing units; an acquisition step of acquiring load information indicating a load of a signal processing unit; and an assignment step of assigning the signal processing unit as a connection destination of the distributed antenna on the basis of the load information acquired in the acquisition step and the reference information, and leveling the loads of the plurality of signal processing units.
Inventor(s): Daisuke MURAYAMA of Tokyo (JP) for nippon telegraph and telephone corporation, Shota NAKAYAMA of Tokyo (JP) for nippon telegraph and telephone corporation, Takatsune MORIYAMA of Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04W16/18, H04W16/26, H04W84/00
CPC Code(s): H04W16/18
Abstract: provided is a control apparatus in a wireless communication system including the control apparatus and a movable base station, the control apparatus including: an information acquisition unit that acquires shield sensing information; a shield map generation unit that generates a shield map on the basis of the shield sensing information; a communication quality calculation unit that calculates an estimated received power in each coverage area element or each terminal for each position and direction of an antenna of the movable base station on the basis of the shield map, calculates an estimated communication quality in each coverage area element or each terminal on the basis of the estimated received power, and calculates an index value for controlling the movable base station on the basis of the estimated communication quality; and a base station control unit that controls the position and direction of the antenna of the movable base station so that the index value is maximized.
Inventor(s): Yuki YAMADA of Tokyo (JP) for nippon telegraph and telephone corporation, Tomoya KOSUGI of Tokyo (JP) for nippon telegraph and telephone corporation, Erina TAKESHITA of Tokyo (JP) for nippon telegraph and telephone corporation, Akihiro MORITA of Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04W28/02, H04W28/20, H04W28/24
CPC Code(s): H04W28/0263
Abstract: a band estimation device () according to the present disclosure includes: a classification unit () that acquires traffic information regarding traffic from a communication device () and classifies the acquired traffic information for each service; and an estimation unit () that estimates a necessary band for each service on the basis of the traffic information for each service and contract band information regarding a contract band of each of a plurality of users.
Inventor(s): Akira MATSUSHITA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation, Fumihiro YAMASHITA of Musashino-shi, Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04W28/26, H04W28/18, H04W48/16
CPC Code(s): H04W28/26
Abstract: a wireless base station executes first processing, in response to the reception of the radio wave from the wireless terminal, the wireless base station determines the active utilization of the wireless communication service by the wireless terminal on the basis of the past connection record information of the wireless terminal. there is a second processing in a case where the wireless terminal is a terminal that cannot expect active use of the wireless communication service. in the second processing, the wireless base station allocates a communication resource to the wireless terminal under a condition of a predetermined connection operation by the wireless terminal. the third processing is a process in a case where the wireless terminal is a terminal that can expect active use of the wireless communication service. in the third processing, the wireless base station allocates a communication resource to the wireless terminal without a predetermined connection operation.
Inventor(s): Daisuke MURAYAMA of Tokyo (JP) for nippon telegraph and telephone corporation, Shota NAKAYAMA of Tokyo (JP) for nippon telegraph and telephone corporation
IPC Code(s): H04W64/00, H04N7/18, H04W84/00
CPC Code(s): H04W64/006
Abstract: a control apparatus for controlling a position and a direction of a base station, and a position of a specific terminal that wirelessly communicates with the base station in conjunction with each other, the control apparatus including: a shield detection information acquisition unit which acquires information obtained by detecting the shield; a specific terminal position candidate calculating unit which calculates a position candidate of the specific terminal on the basis of information obtained by detecting the shield; a line-of-sight determination unit which determines whether there is line-of-sight of the specific terminal from the base station for each of the position candidates of the specific terminal; and a base station movement control parameter calculating unit which determines a position of the specific terminal on the basis of a result of determination of the presence or absence of the line-of-sight and calculates a parameter indicating a position and a direction of the base station.
NIPPON TELEGRAPH AND TELEPHONE CORPORATION patent applications on August 1st, 2024
- NIPPON TELEGRAPH AND TELEPHONE CORPORATION
- A61B5/01
- A61B5/00
- CPC A61B5/01
- Nippon telegraph and telephone corporation
- F16L1/028
- F16L1/06
- CPC F16L1/028
- G01R15/16
- G01R19/00
- CPC G01R15/16
- G01R33/02
- H04B7/04
- CPC G01R33/0206
- G04R20/02
- CPC G04R20/02
- G06F9/50
- CPC G06F9/5027
- G06F11/07
- CPC G06F11/0787
- G06F21/56
- CPC G06F21/566
- G06K7/10
- G01S7/02
- G01S13/58
- G01S13/90
- CPC G06K7/10009
- G06N20/00
- CPC G06N20/00
- G06Q50/00
- CPC G06Q50/01
- G10L17/04
- G10L17/02
- CPC G10L17/04
- H01S3/10
- H01S3/30
- H04B10/2525
- H04J14/02
- CPC H01S3/1001
- H04B10/079
- CPC H04B10/0795
- H04B10/2575
- CPC H04B10/2575
- H04B10/275
- CPC H04B10/275
- H04B10/40
- CPC H04B10/40
- H04B11/00
- H04L25/02
- CPC H04B11/00
- H04B13/02
- H04L43/0852
- CPC H04L43/0852
- H04W16/08
- H04B7/0413
- CPC H04W16/08
- H04W16/18
- H04W16/26
- H04W84/00
- CPC H04W16/18
- H04W28/02
- H04W28/20
- H04W28/24
- CPC H04W28/0263
- H04W28/26
- H04W28/18
- H04W48/16
- CPC H04W28/26
- H04W64/00
- H04N7/18
- CPC H04W64/006