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1.
公开(公告)号:US11388764B2
公开(公告)日:2022-07-12
申请号:US16862475
申请日:2020-04-29
Applicant: MediaTek Singapore Pte. Ltd.
Inventor: Ahmet Umut Ugurlu , Francesc Boixadera-Espax , Pei-Kai Liao , Nathan Edward Tenny
Abstract: Various solutions for coverage extension allowing improved high-frequency and high-data-rate cellular coverage of devices located in conditions of poor network coverage in mobile communications are described. The described solutions may extend coverage, for example, via a sidelink interface between two mobile devices, a relay device in good coverage and a remote device that may be in poor coverage, thus allowing the remote device to communicate using the relay device as a backhaul link to a cellular network.
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公开(公告)号:US11218353B2
公开(公告)日:2022-01-04
申请号:US16619715
申请日:2018-06-19
Applicant: MEDIATEK SINGAPORE PTE. LTD.
Inventor: Tao Chen , Pei-Kai Liao , Chien Hwa Hwang , Min Wu , Jianwei Zhang
Abstract: Aspects of the disclosure provide a paging method. The method can include performing, by processing circuitry of a user equipment (UE), a downlink synchronization based on an synchronization signal (SS) block of an SS block burst received from a base station in a beamformed wireless communication system, detecting paging downlink control information (DCI) that is collocated with the SS block, and obtaining a paging message or a short message based on the paging DCI.
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公开(公告)号:US12047953B2
公开(公告)日:2024-07-23
申请号:US17434893
申请日:2020-04-02
Applicant: MediaTek Singapore Pte. Ltd.
Inventor: Tao Chen , Zhixun Tang , Chien-Yi Wang , Pei-Kai Liao , Min Lei
CPC classification number: H04W72/20 , H04L5/0048
Abstract: A method of two-stage sidelink control information (SCI) can include receiving a transport block, and transmitting from a transmission user equipment (Tx UE) to a reception user equipment (Rx UE) the transport block with two-stage SCI including a 1st-stage SCI and a 2nd-stage SCI. The 1st-stage SCI can be transmitted over a physical sidelink control channel (PSCCH). The 2nd-stage SCI and the transport block can share resources of a physical sidelink shared channel (PSSCH). The 2nd-stage SCI and the transport block can share a demodulation reference signal (DMRS).
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公开(公告)号:US20230318695A1
公开(公告)日:2023-10-05
申请号:US18140515
申请日:2023-04-27
Applicant: MediaTek Singapore Pte. Ltd.
Inventor: Cheng-Rung Tsai , Pei-Kai Liao , Chia-Chun Hsu , Francesc Boixadera-Espax , Per Johan Mikael Johansson , Tsang-Wei Yu
CPC classification number: H04B7/15528 , H04W24/10 , H04L5/0051
Abstract: Repeater and control method are provided for DL transmission and UL transmission between a BS and a UE. In one novel aspect, the repeater establishes a control link with the BS. Then, the repeater configures an amplify and forward link between the BS and the UE by at least one configuration of the control link.
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公开(公告)号:US11172391B2
公开(公告)日:2021-11-09
申请号:US16636806
申请日:2018-08-09
Applicant: MediaTek Singapore Pte. Ltd.
Inventor: Tao Chen , Min Wu , Pei-Kai Liao
IPC: H04W24/10 , H04B17/318 , H04B7/06 , H04L5/00 , H04W56/00
Abstract: Aspects of the disclosure provide a method for radio resource management (RRM) measurement. The method can include receiving, by processing circuitry of a user equipment (UE), an RRM measurement configuration from a base station (BS) in a beamformed communication system. The RRM measurement configuration indicates presence of multiple quasi collocated (QCLed) frequency domain multiplexed (FDMed) reference signal (RS) transmissions in a carrier. The method can further includes perform RRM measurement according to the received RRM measurement configuration using one or more of the multiple QCLed FDMed RS transmissions.
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公开(公告)号:US10681623B2
公开(公告)日:2020-06-09
申请号:US16246547
申请日:2019-01-14
Applicant: MEDIATEK Singapore Pte. Ltd
Inventor: Tao Chen , Hua-Min Chen , Pei-Kai Liao
Abstract: Methods and apparatus are provided for cell access via the anchor carrier. In one novel aspect, the default bandwidth with a default subcarrier spacing in an anchor carrier is provided. The subcarrier spacing for the default bandwidth is the minimum subcarrier spacing of the numerologies supported by the system, depending on the frequency band and/or the deployment scenario. In one embodiment, one or more control information comprising SS1, SS2, RS, NR_MIB, and NR_ESI are received over the default bandwidth. In another embodiment, the Non-ESI information is received through one of Non-ESI carriers comprising a Msg4 during RACH access procedure, a dedicated channel for the UE as a user specific data scheduled by a SI-response message, and a broadcast data with a default or configurable period indicated for transmission by a SI-response message.
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公开(公告)号:US09936518B2
公开(公告)日:2018-04-03
申请号:US14758894
申请日:2014-01-14
Applicant: MediaTek Singapore Pte. Ltd.
Inventor: Feifei Sun , Xiangyang Zhuang , Pei-Kai Liao
CPC classification number: H04W72/1289 , H04L1/0046 , H04L1/1861 , H04L5/0001 , H04L5/0053 , H04W72/042 , H04W88/02
Abstract: A method for transport block transmission and blind reception is disclosed. The method is used in an UE and includes: receiving multiple candidate transport blocks, wherein each candidate transport block occupies a set of radio resources; and decoding the candidate transport blocks according to pre-defined encoding information to detect a potential transport block intended for the UE.
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公开(公告)号:US11570765B2
公开(公告)日:2023-01-31
申请号:US16761119
申请日:2018-11-19
Applicant: MEDIATEK SINGAPORE PTE. LTD.
Inventor: Tao Chen , Pei-Kai Liao
Abstract: Aspects of the disclosure provide a method for remaining minimum system information (RMSI) reception. The method can include receiving a PBCH carrying a beam index (SBI) and indicating configuration information of a sequence of RMSI PDCCH monitoring occasions. The PBCH is carried in an SS block of an SS block burst set. The configuration information indicates an RMSI offset (D) between a timing reference and a slot carrying the RMSI PDCCH monitoring occasion at the beginning of the sequence of the RMSI PDCCH monitoring occasions, and an RMSI interval (T) between two RMSI PDCCH monitoring occasions in the sequence of RMSI PDCCH monitoring occasions. The method further includes determining a timing of a first RMSI PDCCII monitoring occasion in the sequence of RMSI PDCCH monitoring occasion according to the SBI and the configuration information.
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公开(公告)号:US12047312B2
公开(公告)日:2024-07-23
申请号:US17431563
申请日:2020-02-18
Applicant: MediaTek Singapore Pte. Ltd.
Inventor: Tao Chen , Chien Hwa Hwang , Chien-Yi Wang , Ju-Ya Chen , Pei-Kai Liao
IPC: H04L5/00
CPC classification number: H04L5/0042 , H04L5/0005 , H04L5/0048 , H04L5/0053
Abstract: A method of two-stage sidelink control information (SCI) for sidelink transmission is described. In one novel aspect, the SCI is transmitted from a transmission UE (Tx UE) to a reception UE (Rx UE) in two stages. In one embodiment, the 1st-stage SCI carries information related to channel sensing, and is transmitted over a physical sidelink control channel (PSCCH). The 2nd-stage SCI is transmitted over a physical sidelink shared channel (PSSCH) associated with the PSCCH. In one embodiment, the first-stage SCI includes priority information or information of time-frequency resources for the SL transmission. In another embodiment, the first-stage SCI indicates time-frequency location of the second-stage SCI.
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10.
公开(公告)号:US11336402B2
公开(公告)日:2022-05-17
申请号:US16964856
申请日:2019-11-01
Applicant: Mediatek Singapore Pte. Ltd.
Inventor: Tao Chen , Pei-Kai Liao , Chien-Yi Wang , Ju-Ya Chen
Abstract: A method of hybrid automatic repeat request (HARQ) feedback can include receiving data transmitted from a transmission (Tx) user equipment (UE) or a base station (BS) over a channel at a reception (Rx) UE, selecting an acknowledgement/negative acknowledgement (A/N) resource from a set of A/N resources for a HARQ feedback of the data based on a channel condition of the channel or a geographical location of the Rx UE, and transmitting the HARQ feedback with the selected A/N resource.
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