Patents by Inventor Liqing Liu

Liqing Liu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200374088
    Abstract: A terminal apparatus receives a transport block in a primary cell, selects a first transmission method in a case that a scheduling request is a negative scheduling request, HARQ-ACK is transmitted in a subframe n, and a subframe q in a secondary cell does not correspond to any of first prescribed subframes, selects a second transmission method in a case that the subframe q corresponds to one of the first prescribed subframes, and transmits the HARQ-ACK in a PUCCH resource for the HARQ-ACK, wherein the subframe q is given by n?4 in a case that a first higher layer parameter for the secondary cell is not configured, and the subframe q is given by n?3 in a case that the first higher layer parameter for the secondary cell is configured for the terminal apparatus 1.
    Type: Application
    Filed: December 13, 2018
    Publication date: November 26, 2020
    Applicants: SHARP KABUSHIKI KAISHA, FG Innovation Company Limited, FG Innovation Company Limited
    Inventors: LIQING LIU, SHOICHI SUZUKI, WATARU OUCHI, TOMOKI YOSHIMURA, TAEWOO LEE
  • Publication number: 20200367249
    Abstract: Efficient downlink transmission is implemented. A terminal apparatus includes: a receiver configured to receive a sequence of bits in a physical downlink control channel, wherein the sequence of bits is scrambled with a scrambling sequence initialized by cinit, the cinit is given based at least on NID and NRNTI, the NID is given based at least on a higher layer parameter Control-scrambling-Identity in a case that the higher layer parameter Control-scrambling-Identity is configured and the NRNTI is given based at least on a Cell-Radio Network Temporary Identifier (C-RNTI), and the NID is given based at least on a physical layer cell identity in a case that the higher layer parameter Control-scrambling-Identity is configured and the NRNTI is not given based on the C-RNTI.
    Type: Application
    Filed: February 8, 2019
    Publication date: November 19, 2020
    Inventors: Shouichi SUZUKI, Tomoki YOSHIMURA, Wataru OHUCHI, Liqing LIU, Taewoo LEE
  • Publication number: 20200359401
    Abstract: An apparatus includes a receiver configured to receive a PDCCH including a DCI format, and a transmitter configured to transmit a PUCCH, wherein in a case that the DCI format schedules a PDSCH and that a last OFDM symbol of the PDSCH is mapped in a first slot, the PUCCH is transmitted in a second slot, and a first offset from the first slot to the second slot is given at least based on a PDSCH-to-HARQ-timing-indicator included in the DCI format, and in a case that the DCI format indicates an SPS release and that a last OFDM symbol of the PDCCH is mapped to a third slot, the PUCCH is transmitted in a fourth slot, and a second offset from the third slot to the fourth slot is given at least based on the PDSCH-to-HARQ-timing-indicator.
    Type: Application
    Filed: January 9, 2019
    Publication date: November 12, 2020
    Inventors: Tomoki YOSHIMURA, Shouichi SUZUKI, Wataru OHUCHI, Liqing LIU, Taewoo LEE
  • Publication number: 20200358559
    Abstract: A terminal apparatus is configured to: receive a transport block in a primary cell in a subframe i; in a case that HARQ-ACK and a positive scheduling request are transmitted, select a third transmission method in a case that a subframe j in a secondary cell does not correspond to any of first prescribed subframes, and select a fourth transmission method in a case that the subframe j corresponds to any of the first prescribed subframes; and transmit the HARQ-ACK in a PUCCH resource for a scheduling request, wherein the subframe j is given based on at least (I) whether or not a first parameter for the primary cell is configured, (II) whether or not a first parameter for the secondary cell is configured, and (III) a search space in which a PDCCH for scheduling the transport block is transmitted.
    Type: Application
    Filed: December 11, 2018
    Publication date: November 12, 2020
    Inventors: LIQING LIU, SHOICHI SUZUKI, WATARU OUCHI, TOMOKI YOSHIMURA, TAEWOO LEE
  • Publication number: 20200359240
    Abstract: A terminal apparatus monitors a set of first PDCCH candidates in one subframe in EUTRA and a set of second PDCCH candidates in one slot in NR, and transmits UE capability information. The UE capability information indicates at least a maximum number A of times of blind decoding in the set of the first PDCCH candidates and a maximum number B of times of blind decoding in the set of the second PDCCH candidates, the maximum numbers A and B being supported by the terminal apparatus.
    Type: Application
    Filed: September 6, 2018
    Publication date: November 12, 2020
    Inventors: Shoichi SUZUKI, Tomoki YOSHIMURA, Taewoo LEE, Wataru OUCHI, Liqing LIU, Daiichiro NAKASHIMA
  • Publication number: 20200351870
    Abstract: A terminal apparatus determines the parameter fc(i), based on at least whether an RRC layer parameter symPUSCH_UpPTS is configured for the terminal apparatus, calculates transmit power for PUSCH transmission in a subframe i, based on at least the parameter fc(i), maps a PUSCH to a SC-FDMA symbol of a special subframe, based on the RRC layer parameter symPUSCH_UpPTS, and transmits the PUSCH.
    Type: Application
    Filed: September 6, 2018
    Publication date: November 5, 2020
    Inventors: Shoichi SUZUKI, Tomoki YOSHIMURA, Wataru OUCHI, Taewoo LEE, Liqing LIU
  • Publication number: 20200344016
    Abstract: A terminal apparatus includes a coding unit configured to divide a transport block into one or more code blocks and generate coded bit(s) by coding the one or more code blocks; and a transmitter configured to transmit the coded bit(s) by using a channel, wherein multiplex bit(s) are given based on at least coupling of the coded bit(s) generated by coding of the one or more code blocks, the coding unit maps the multiplex bit(s) to a matrix in a first-axis prioritized manner and reads the multiplex bit(s) from the matrix in the first-axis prioritized manner or in a second-axis prioritized manner, and whether the first axis or the second axis is prioritized in a case that the multiplex bit(s) are read from the matrix is given based on at least whether a signal waveform applied to a prescribed channel is an OFDM.
    Type: Application
    Filed: July 15, 2020
    Publication date: October 29, 2020
    Inventors: Tomoki YOSHIMURA, Shoichi SUZUKI, Tatsushi AIBA, Liqing LIU, Wataru OUCHI, Takashi HAYASHI, Kimihiko IMAMURA
  • Publication number: 20200337077
    Abstract: A terminal apparatus includes a receiver configured to receive a PDCCH including a DCI format, and a transmitter configured to transmit a PUCCH. In a case that the DCI format schedules a PDSCH and that a last OFDM symbol of the PDSCH is mapped in a first slot, the PUCCH is transmitted in a second slot, the number of slots from the first slot to the second slot is given based on a PDSCH-to-HARQ-timing-indicator field, and a length of each of the slots is given based on a subcarrier spacing configuration of the PUCCH.
    Type: Application
    Filed: January 9, 2019
    Publication date: October 22, 2020
    Inventors: Tomoki YOSHIMURA, Shouichi SUZUKI, Wataru OHUCHI, Liqing LIU, Taewoo LEE
  • Publication number: 20200337027
    Abstract: A terminal apparatus includes a receiver configured to receive a first Physical Downlink Control Channel (PDCCH) including a first downlink Bandwidth part Index Field (BIF) based on a PDCCH candidate of a first search space in a first serving cell and receive a second PDCCH including a second downlink BIF based on a PDCCH candidate in a second search space in the first serving cell, and a higher layer processing unit configured to activate any downlink bandwidth part (BWP) of a first set of downlink BWPs in the first serving cell based on information indicated by the first downlink BIF and activate a downlink BWP of a second set of downlink BWPs in a second serving cell based on information indicated by the second downlink BIF.
    Type: Application
    Filed: October 31, 2018
    Publication date: October 22, 2020
    Inventors: TAEWOO LEE, SHOICHI SUZUKI, WATARU OUCHI, LIQING LIU, TOMOKI YOSHIMURA
  • Publication number: 20200329490
    Abstract: A terminal apparatus receives an uplink grant used to schedule a PUSCH; transmits, in a case that an HARQ-ACK request included in the uplink grant is set so as to trigger transmission of an HARQ-ACK, the HARQ-ACK on the PUSCH corresponding to the uplink grant; and transmits, in a case that a CSI request included in the uplink grant is set so as to trigger a CSI report, an RI on the PUSCH corresponding to the uplink grant, in which an index of an SC-FDMA symbol in which the RI is transmitted is provided based on a value of the HARQ-ACK request.
    Type: Application
    Filed: May 31, 2017
    Publication date: October 15, 2020
    Inventors: Shoichi SUZUKI, Tomoki YOSHIMURA, Tatsushi AIBA, Wataru OUCHI, Takashi HAYASHI, Liqing LIU
  • Patent number: 10805955
    Abstract: An apparatus includes: a transmitter configured to transmit a transport block on PUSCH; and a physical layer processing unit configured to calculate transmit power of the PUSCH, at least based on a number of SC-FDMA symbols NPUSCH-initialsymb for PUSCH initial transmission for the transport block, wherein the number of the SC-FDMA symbols NPUSCH-initialsymb is given at least based on NLBT and a number of SC-FDMA symbols NULsymb included in an uplink slot, and a value of NLBT is 1 in a case that a time continuous signal of a first SC-FDMA symbol included in the PUSCH is generated based on a content of a resource element corresponding to a second SC-FDMA symbol following the first SC-FDMA symbol.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: October 13, 2020
    Assignees: SHARP KABUSHIKI KAISHA, FG Innovation Company Limited
    Inventors: Tomoki Yoshimura, Wataru Ouchi, Shoichi Suzuki, Liqing Liu, Kimihiko Imamura
  • Patent number: 10798683
    Abstract: Provided is a terminal apparatus including a receiver that can receive a PSDCH and a transmitter that can transmit an HARQ-ACK for the PDSCH by use of a PUCCH. In the terminal apparatus, the transmitter shortens a timing for transmitting the HARQ-ACK for the PDSCH based on a prescribed TTI length configured for the PDSCH, and a PUCCH format to transmit the HARQ-ACK is determined based on the TTI length of the PDSCH and the TTI length of the PUCCH.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: October 6, 2020
    Assignees: SHARP KABUSHIKI KAISHA, FG Innovation Company Limited
    Inventors: Wataru Ouchi, Shoichi Suzuki, Liqing Liu, Tomoki Yoshimura, Takashi Hayashi, Tatsushi Aiba
  • Patent number: 10797823
    Abstract: A terminal apparatus includes: a receiver configured to detect a DCI format in a search space; a coding unit configured to divide a transport block into one or multiple code blocks, based at least on the DCI format and code the one or multiple code blocks to generate coded bits; and a transmitter configured to transmit the coded bits on a PUSCH. Multiplexed bits are given based at least on concatenation of the coded bits generated by coding the one or multiple code blocks. The coding unit maps the multiplexed bits to a matrix in a first-axis prioritized manner and reads out the multiplexed bits mapped to the matrix in the first-axis prioritized manner or a second-axis prioritized manner. Whether to prioritize the first axis or the second axis in a case of reading out the multiplexed bits mapped to the matrix, is based at least on whether or not the search space is CSS.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: October 6, 2020
    Assignees: SHARP KABUSHIKI KAISHA, FG INNOVATION COMPANY LIMITED
    Inventors: Tomoki Yoshimura, Shoichi Suzuki, Wataru Ouchi, Liqing Liu, Kimihiko Imamura
  • Patent number: 10798720
    Abstract: Provided is a terminal apparatus for communicating with a base station apparatus by using a primary cell (PCell) and an LAA secondary cell (LAA SCell). A first uplink transmission corresponding to a first uplink grant configured for the PCell is skipped, based on at least a state that a first parameter is configured. A second uplink transmission corresponding to a second uplink grant configured for the LAA SCell is skipped, based on at least a state that a second parameter is configured. A third uplink transmission in the PCell and a fourth uplink transmission in the LAA SCell are skipped, based on at least a state that a third parameter is configured. The third uplink transmission corresponds to a third uplink grant corresponding to a C-RNTI. The fourth uplink transmission corresponds to a fourth uplink grant corresponding to the C-RNTI.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: October 6, 2020
    Assignees: SHARP KABUSHIKI KAISHA, FG INNOVATION COMPANY LIMITED
    Inventors: Shoichi Suzuki, Wataru Ouchi, Tomoki Yoshimura, Liqing Liu
  • Patent number: 10798697
    Abstract: A terminal apparatus receives a PDCCH including downlink control information; transmits a PUSCH including a transport block, based on detection of the PDCCH; and triggers non-adaptive retransmission without waiting for a feedback for preceding transmission in a bundle, when a parameter of an RRC layer is configured to be TRUE. A size of the transport block is given at least based on whether the parameter of the RRC layer is configured to be TRUE.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: October 6, 2020
    Assignees: SHARP KABUSHIKI KAISHA, FG INNOVATION COMPANY LIMITED
    Inventors: Shoichi Suzuki, Tomoki Yoshimura, Wataru Ouchi, Liqing Liu
  • Publication number: 20200305094
    Abstract: An object of the present invention is to communicate efficiently. A transmitter that sets, in a case that a timing advance command is included in a handover command, an initial value of a second power control adjustment value used for transmit power of a PUSCH including an RRC connection reconfiguration complete message for the handover command to a first power control adjustment value used for transmit power of an SRS, and, based on the first power control adjustment value, sets transmit power of the PUSCH, is included.
    Type: Application
    Filed: February 21, 2017
    Publication date: September 24, 2020
    Inventors: WATARU OUCHI, SHOICHI SUZUKI, LIQING LIU, TAKASHI HAYASHI, TATSUSHI AIBA, TOMOKI YOSHIMURA
  • Publication number: 20200296576
    Abstract: A terminal apparatus includes: a receiver configured to receive first information related to query for capability of the terminal apparatus; and a transmitter configured to transmit second information related to the capability of the terminal apparatus, wherein the second information includes third information related to a band combination of operating bands used for carrier aggregation (CA), the band combination supported by the terminal apparatus, and in a case that more than one subcarrier spacings (SCSs) are supported by the terminal apparatus in each of the operating bands, the third information includes fourth information related to a SCS combination that can be applied to the band combination.
    Type: Application
    Filed: November 8, 2018
    Publication date: September 17, 2020
    Inventors: WATARU OUCHI, SHOICHI SUZUKI, TOMOKI YOSHIMURA, LIQING LIU, TAEWOO LEE
  • Publication number: 20200296728
    Abstract: A terminal apparatus that communicates with a base station apparatus by using a cell including a first downlink carrier bandwidth part and a second downlink carrier bandwidth part includes a receiver configured to monitor a PDCCH in the first downlink carrier bandwidth part and a decoder configured to decode a PDSCH in the first downlink carrier bandwidth part based on a DCI format included in the PDCCH. The DCI format includes frequency domain resource assignment information of the PDSCH, and a size of the frequency resource assignment information is given at least based on the number of resource blocks included in the second downlink carrier bandwidth part.
    Type: Application
    Filed: November 2, 2018
    Publication date: September 17, 2020
    Inventors: TOMOKI YOSHIMURA, SHOICHI SUZUKI, WATARU OUCHI, LIQING LIU, TAEWOO LEE
  • Patent number: 10779322
    Abstract: Provided is a terminal apparatus configured to: receive, in a first PDCCH, a first uplink grant to which first CRC parity bits scrambled with a C-RNTI for a dynamically scheduled transmission is attached; receive, in a second PDCCH, a second uplink grant to which second CRC parity bits scrambled with SPS C-RNTI for a semi-persistently scheduled transmission is attached; perform multiple transmissions corresponding to a bundle, based on the first uplink grant or the second uplink grant; and determine a redundancy version corresponding to each of the multiple transmissions, excluding a first transmission of the multiple transmissions, based at least on whether the bundle is associated with the second uplink grant.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: September 15, 2020
    Assignees: SHARP KABUSHIKI KAISHA, FG INNOVATION COMPANY LIMITED
    Inventors: Shoichi Suzuki, Tatsushi Aiba, Wataru Ouchi, Takashi Hayashi, Tomoki Yoshimura, Liqing Liu, Kimihiko Imamura
  • Patent number: 10771202
    Abstract: A terminal apparatus includes a coding unit configured to divide a transport block into one or more code blocks and generate coded bit(s) by coding the one or more code blocks; and a transmitter configured to transmit the coded bit(s) by using a channel, wherein multiplex bit(s) are given based on at least coupling of the coded bit(s) generated by coding of the one or more code blocks, the coding unit maps the multiplex bit(s) to a matrix in a first-axis prioritized manner and reads the multiplex bit(s) from the matrix in the first-axis prioritized manner or in a second-axis prioritized manner, and whether the first axis or the second axis is prioritized in a case that the multiplex bit(s) are read from the matrix is given based on at least whether a signal waveform applied to a prescribed channel is an OFDM.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: September 8, 2020
    Assignees: Sharp Kabushiki Kaisha, FG Innovation Company Limited
    Inventors: Tomoki Yoshimura, Shoichi Suzuki, Tatsushi Aiba, Liqing Liu, Wataru Ouchi, Takashi Hayashi, Kimihiko Imamura