Patents Assigned to Godo Kaisha IP Bridge 1
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Patent number: 10567139Abstract: A communication apparatus has a receiver and a transmitter. The receiver, in operation receives a control signal including a Modulation and Coding Scheme (MCS) Index, a channel quality indicator (CQI) trigger and information indicating uplink resource blocks. The transmitter in operation, determines whether to multiplex an aperiodic CQI report with data in an uplink signal based on the MCS Index, the channel quality indicator trigger, the information indicating uplink resource blocks, and a threshold number of resource blocks, and transmits the uplink signal.Type: GrantFiled: June 27, 2018Date of Patent: February 18, 2020Assignee: Godo Kaisha IP Bridge 1Inventors: Alexander Golitschek Edler von Elbwart, Christian Wengerter, Joachim Löhr
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Patent number: 10531447Abstract: An integrated circuit, for example, included in a wireless communication base station, controls a process that includes mapping a first downlink control channel to control channel element(s) (CCE(s)) in a first search space comprised of a first plurality of CCEs, the first downlink control channel including resource assignment information, which indicates a resource allocated to a terminal in a component carrier n (CCn) out of one or more component carrier(s) (CC(s)), and mapping a second downlink control channel to CCE(s) in a second search space comprised of a second plurality of CCE(s), the second downlink control channel including resource assignment information, which indicates a resource allocated to the terminal in a component carrier n+1 (CCn+1) out of the CC(s), the first plurality of CCEs and the second plurality of CCEs are consecutive. The process also includes transmitting the first and the second downlink control channels to the terminal.Type: GrantFiled: May 29, 2018Date of Patent: January 7, 2020Assignee: Godo Kaisha IP Bridge 1Inventors: Akihiko Nishio, Seigo Nakao, Daichi Imamura, Masayuki Hoshino
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Patent number: 10517090Abstract: Disclosed are a sequence report method and a sequence report device for reducing a signaling amount for reporting a Zadoff-Chu sequence or a GCL sequence allocated for a cell. Indexes starting at 1 are correlated to different ZC sequences and are allocated for cells so that the indexes are continuous. When such ZC sequences are reported from BS to UE, a start index indicating the start of the continuous indexes is combined with the number of allocated sequences and they are reported as allocation sequence information by a report channel. The UE and the BS share the correlation between the ZC sequences and the indexes and the UE identifies a usable sequence number according to the correlation and the allocation sequence information reported from the BS.Type: GrantFiled: July 10, 2017Date of Patent: December 24, 2019Assignee: Godo Kaisha IP Bridge 1Inventors: Daichi Imamura, Takashi Iwai, Kazunori Inogai, Sadaki Futagi, Atsushi Matsumoto
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Patent number: 10512071Abstract: In a terminal, a control unit transmits a bundle response signal using a resource in a basic region of an uplink control channel in an uplink unit band of a unit band group when no error is detected in each of a plurality of pieces of downlink data of the unit band group, the uplink control channel in the uplink unit band being associated with a downlink control channel in a basic unit band that is a downlink unit band in which a broadcast channel signal including information relating to the uplink unit band is transmitted, and the control unit transmits the bundle response signal using a resource in an additional region of the uplink control channel when an error is detected in each of the plurality of pieces of downlink data.Type: GrantFiled: February 27, 2019Date of Patent: December 17, 2019Assignee: Godo Kaisha IP Bridge 1Inventors: Seigo Nakao, Daichi Imamura
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Patent number: 10476645Abstract: A radio communication apparatus is disclosed that enables the influence of the feedback information on the channel capacity to be kept to the minimum without reducing the transmission efficiency of information by transmission of pilot symbol. In the apparatus, a delay dispersion measuring section generates a delay profile using the received signal, and measures delay dispersion indicative of dispersion of delayed versions. A moving speed estimating section estimates moving speed of a mobile station apparatus that transmits a pilot symbol based on the variation in reception power of the pilot symbol. An other-cell interference measuring section measures other-cell interference caused by signals transmitted in cells except the cell to which the apparatus belongs.Type: GrantFiled: November 21, 2016Date of Patent: November 12, 2019Assignee: Godo Kaisha IP Bridge 1Inventors: Akihiko Nishio, Atsushi Matsumoto
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Patent number: 10412405Abstract: A moving picture coding method for coding a picture with switching between frame coding and field coding adaptively on a block-by-block basis includes: determining the maximum number of reference indices for field coding for specifying fields which are to be referred to at the time of field coding, using the maximum number of reference indices for frame coding for specifying frames which are to be referred to at the time of frame coding; and assigning to fields the reference indices for field coding for specifying fields which are to be referred to at the time of field coding, within a range of the determined maximum number thereof, using the reference indices for frame coding for specifying frames which are to be referred to at the time of frame coding.Type: GrantFiled: August 30, 2018Date of Patent: September 10, 2019Assignee: Godo Kaisha IP Bridge 1Inventors: Kiyofumi Abe, Shinya Kadono, Satoshi Kondo
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Patent number: 10404346Abstract: A mobile terminal includes circuitry, a transmitter and a receiver. The circuitry, in operation, generates a CQI for each subcarrier (SC) group of multiple subcarrier groups, a plurality of subcarriers consecutive in a frequency domain being grouped into the multiple subcarrier groups. The transmitter, in operation, reports first respective CQIs of the multiple SC groups in inconsecutive time resources based on a first period, and reports, based on a second period, second respective CQIs of the multiple SC groups in inconsecutive time resources based on the first period, the second period being longer than the first period. The receiver, in operation, receives information indicative of the first period.Type: GrantFiled: August 15, 2016Date of Patent: September 3, 2019Assignee: Godo Kaisha IP Bridge 1Inventors: Takashi Toda, Akihiko Nishio, Daichi Imamura
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Patent number: 10257822Abstract: In a terminal, a control unit transmits a bundle response signal using a resource in a basic region of an uplink control channel in an uplink unit band of a unit band group when no error is detected in each of a plurality of pieces of downlink data of the unit band group, the uplink control channel in the uplink unit band being associated with a downlink control channel in a basic unit band that is a downlink unit band in which a broadcast channel signal including information relating to the uplink unit band is transmitted, and the control unit transmits the bundle response signal using a resource in an additional region of the uplink control channel when an error is detected in each of the plurality of pieces of downlink data.Type: GrantFiled: June 18, 2018Date of Patent: April 9, 2019Assignee: Godo Kaisha IP Bridge 1Inventors: Seigo Nakao, Daichi Imamura
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Patent number: 10225042Abstract: A radio transmitting device and method enables reduction of an increase of CGI memories for the control channel and an improvement of the throughput of the data channel. When multiplex transmission through the control channel and the data channel is carried out and when adaptive modulation is applied to both channels, an MCS selecting section is provided with one CQI table for the data channel and CQI tables for the control channel, and a table selecting MCS determining section selects one of the tables depending on the transmission bandwidth of the terminal and determines the MCS of the control channel while looking up the selected CQI table.Type: GrantFiled: August 29, 2017Date of Patent: March 5, 2019Assignee: Godo Kaisha IP Bridge 1Inventors: Sadaki Futagi, Daichi Imamura, Seigo Nakao, Tomofumi Takata
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Patent number: 10057602Abstract: The present invention is a variable length coding method for coding coefficients in each block which are obtained by performing frequency transformation on picture data of a moving picture per block having a predetermined size, and comprises: a coefficient scanning step of scanning the coefficients in the block in a predetermined order; and a coding step of coding the coefficients scanned in the coefficient scanning step into variable length codes in a predetermined order by switching a plurality of tables to be used for coding. Here, a direction of switching between the tables may be one-directional. Also, the coding may be non-arithmetic coding.Type: GrantFiled: October 14, 2016Date of Patent: August 21, 2018Assignee: Godo Kaisha IP Bridge 1Inventors: Satoshi Kondo, Shinya Kadono, Makoto Hagai, Kiyofumi Abe
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Patent number: 10034309Abstract: A mobile station includes communication control circuitry that selects a preamble contained in a first Random Access Preamble group when a message size based on data available for transmission does not meet a first condition or when a value calculated based on a reference signal received power of downlink does not meet a second condition, a preamble contained in a second Random Access Preamble group when the message size based on data available for transmission meets the first condition and the value calculated based on the reference signal received power of downlink meets the second condition, and a preamble contained in the third Random Access Preamble group for a handover, independent of the message size based on data available for transmission and the value calculated based on the reference signal received power of downlink. The communication control circuitry also generates and transmits a selected preamble.Type: GrantFiled: March 17, 2017Date of Patent: July 24, 2018Assignee: Godo Kaisha IP Bridge 1Inventors: Takashi Iwai, Daichi Imamura, Sadaki Futagi, Atsushi Matsumoto, Tomofumi Takata
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Patent number: 10028268Abstract: In a terminal, a control unit transmits a bundle response signal using a resource in a basic region of an uplink control channel in an uplink unit band of a unit band group when no error is detected in each of a plurality of pieces of downlink data of the unit band group, the uplink control channel in the uplink unit band being associated with a downlink control channel in a basic unit band that is a downlink unit band in which a broadcast channel signal including information relating to the uplink unit band is transmitted, and the control unit transmits the bundle response signal using a resource in an additional region of the uplink control channel when an error is detected in each of the plurality of pieces of downlink data.Type: GrantFiled: August 2, 2017Date of Patent: July 17, 2018Assignee: Godo Kaisha IP Bridge 1Inventors: Seigo Nakao, Daichi Imamura
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Patent number: 10003983Abstract: A radio communication apparatus receives control information on one or more control channel elements (CCEs) with consecutive CCE number(s). The radio communication apparatus first-spreads a response signal with a sequence defined by a cyclic shift value that is determined among a plurality of cyclic shift values from an index of physical uplink control channel (PUCCH), which is associated with a first CCE number of the one or more CCEs, and second-spreads the first-spread response signal with an orthogonal sequence that is determined among a plurality of orthogonal sequences from the index. One of cyclic shift values used for an orthogonal sequence is determined from an index of the PUCCH, which is associated with an odd CCE number, and another one of the cyclic shift values used for the same orthogonal sequence is determined from an index of the PUCCH, which is associated with an even CCE number.Type: GrantFiled: April 18, 2016Date of Patent: June 19, 2018Assignee: Godo Kaisha IP Bridge 1Inventors: Seigo Nakao, Daichi Imamura, Akihiko Nishio, Masayuki Hoshino
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Patent number: 9979508Abstract: In MIMO communication, a communication device is provided that transmits a transfer rate request signal while reducing it and reducing the interference and power consumption when the transfer rate request signal is transmitted substantially without lowering the transmission efficiency. A modulation encoding unit encodes and modulates transmission data transmitted to a communication partner and the transfer rate request signal is the plurality of transmission antennas. A transmission unit and a transmission antenna transmit a signal from the modulation encoding unit. A transmission control unit controls transmission of a signal transmitted from the transmission antenna and transmits a transfer rate request signal of one transmission antenna via the transmission antenna according to a comparison result between a difference of the transfer rate request signal in the respective transmission antenna of the communication partner and a predetermined value.Type: GrantFiled: May 3, 2017Date of Patent: May 22, 2018Assignee: Godo Kaisha IP Bridge 1Inventor: Hiroaki Sudo
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Patent number: 9853796Abstract: A terminal apparatus and an associated communication method to be implemented by the terminal apparatus are provided. The terminal apparatus includes a receiver which, in operation, receives, from a base station apparatus, control information indicating whether the terminal apparatus is to transmit one channel quality indicator (CQI) for each subcarrier block within a communication frequency band or one CQI for all subcarrier blocks within the communication frequency band instead of multiple CQIs for multiple subcarrier blocks within the communication frequency band. The terminal apparatus further includes a transmitter which, in operation, transmits one CQI for each subcarrier block within the communication frequency band or one CQI for all subcarrier blocks within the communication frequency band to the base station apparatus according to the received control information.Type: GrantFiled: July 13, 2015Date of Patent: December 26, 2017Assignee: Godo Kaisha IP Bridge 1Inventor: Akihiko Nishio
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Patent number: 9854579Abstract: An integrated circuit, for example, included in a wireless communication base station, controls a process that includes mapping a first downlink control channel to control channel element(s) (CCE(s)) in a first search space comprised of a first plurality of CCEs, the first downlink control channel including resource assignment information, which indicates a resource allocated to a terminal in a component carrier n (CCn) out of one or more component carrier(s) (CC(s)), and mapping a second downlink control channel to CCE(s) in a second search space comprised of a second plurality of CCE(s), the second downlink control channel including resource assignment information, which indicates a resource allocated to the terminal in a component carrier n+1 (CC+1) out of the CC(s), the first plurality of CCEs and the second plurality of CCEs are consecutive. The process also includes transmitting the first and the second downlink control channels to the terminal.Type: GrantFiled: April 13, 2017Date of Patent: December 26, 2017Assignee: Godo Kaisha IP Bridge 1Inventors: Akihiko Nishio, Seigo Nakao, Daichi Imamura, Masayuki Hoshino
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Patent number: 9787427Abstract: A radio transmitting device and method enables reduction of an increase of CGI memories for the control channel and an improvement of the throughput of the data channel. When multiplex transmission through the control channel and the data channel is carried out and when adaptive modulation is applied to both channels, an MCS selecting section is provided with one CQI table for the data channel and CQI tables for the control channel, and a table selecting MCS determining section selects one of the tables depending on the transmission bandwidth of the terminal and determines the MCS of the control channel while looking up the selected CQI table.Type: GrantFiled: September 7, 2016Date of Patent: October 10, 2017Assignee: Godo Kaisha IP Bridge 1Inventors: Sadaki Futagi, Daichi Imamura, Seigo Nakao, Tomofumi Takata
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Patent number: 9756634Abstract: In a terminal, a control unit transmits a bundle response signal using a resource in a basic region of an uplink control channel in an uplink unit band of a unit band group when no error is detected in each of a plurality of pieces of downlink data of the unit band group, the uplink control channel in the uplink unit band being associated with a downlink control channel in a basic unit band that is a downlink unit band in which a broadcast channel signal including information relating to the uplink unit band is transmitted, and the control unit transmits the bundle response signal using a resource in an additional region of the uplink control channel when an error is detected in each of the plurality of pieces of downlink data.Type: GrantFiled: February 22, 2017Date of Patent: September 5, 2017Assignee: Godo Kaisha IP Bridge 1Inventors: Seigo Nakao, Daichi Imamura
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Patent number: 9736839Abstract: Disclosed are a sequence report method and a sequence report device for reducing a signaling amount for reporting a Zadoff-Chu sequence or a GCL sequence allocated for a cell. Indexes starting at 1 are correlated to different ZC sequences and are allocated for cells so that the indexes are continuous. When such ZC sequences are reported from BS to UE, a start index indicating the start of the continuous indexes is combined with the number of allocated sequences and they are reported as allocation sequence information by a report channel. The UE and the BS share the correlation between the ZC sequences and the indexes and the UE identifies a usable sequence number according to the correlation and the allocation sequence information reported from the BS.Type: GrantFiled: October 17, 2016Date of Patent: August 15, 2017Assignee: Godo Kaisha IP Bridge 1Inventors: Daichi Imamura, Takashi Iwai, Kazunori Inogai, Sadaki Futagi, Atsushi Matsumoto
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Patent number: 9673876Abstract: In MIMO communication, a communication device is provided that transmits a transfer rate request signal while reducing it and reducing the interference and power consumption when the transfer rate request signal is transmitted substantially without lowering the transmission efficiency. A modulation encoding unit encodes and modulates transmission data transmitted to a communication partner and the transfer rate request signal is the plurality of transmission antennas. A transmission unit and a transmission antenna transmit a signal from the modulation encoding unit. A transmission control unit controls transmission of a signal transmitted from the transmission antenna and transmits a transfer rate request signal of one transmission antenna via the transmission antenna according to a comparison result between a difference of the transfer rate request signal in the respective transmission antenna of the communication partner and a predetermined value.Type: GrantFiled: February 19, 2015Date of Patent: June 6, 2017Assignee: Godo Kaisha IP Bridge 1Inventor: Hiroaki Sudo