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公开(公告)号:US20200313729A1
公开(公告)日:2020-10-01
申请号:US16830800
申请日:2020-03-26
Applicant: QUALCOMM Incorporated
Inventor: Yan ZHOU , Alexandros MANOLAKOS , Tao LUO
IPC: H04B7/0408 , H04L5/00 , H04W76/27 , H04W76/11 , H04W72/04
Abstract: Certain aspects of the present disclosure provide techniques for beam indication set reuse. A method for a wireless communication that may be performed by a user equipment (UE) includes receiving signaling configuring the UE with a beam indication set. The method includes receiving an indication to apply the configured beam indication set to multiple bandwidth parts (BWPs) and/or multiple component carriers (CCs). The method includes applying the beam indication set to a BWP or CC based on the indication. The beam indication set may be for uplink or downlink communications. The beam indication set may be a transmission configuration indicator (TCI) state set or spatial relation set. Other aspects and features are also claimed and described.
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公开(公告)号:US20200266872A1
公开(公告)日:2020-08-20
申请号:US16747309
申请日:2020-01-20
Applicant: QUALCOMM Incorporated
Inventor: Tianyang BAI , Jung Ho RYU , Kiran VENUGOPAL , Yan ZHOU , Xiao Feng WANG , Junyi LI , Tao LUO
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may detect a beam failure associated with a component carrier (CC) of a plurality of CCs that are aggregated. The UE may identify, based at least in part on detecting the beam failure, a CC group in which the CC and one or more other CCs, of the plurality of CCs, are included. The UE may transmit, to the BS, a beam failure recovery request (BFRQ) communication associated with the CC group. Numerous other aspects are provided.
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公开(公告)号:US20200228258A1
公开(公告)日:2020-07-16
申请号:US16737258
申请日:2020-01-08
Applicant: QUALCOMM Incorporated
Inventor: Zhifei FAN , Tao LUO , Xiaoxia ZHANG , Arumugam CHENDAMARAI KANNAN , Jing SUN , Makesh Pravin JOHN WILSON , Yan ZHOU , Wooseok NAM
Abstract: Wireless communications systems and methods related to providing feedback for DL data are provided. A first wireless communication device communicates with a second wireless communication device, a first communication signal. The first wireless communication device communicates the second wireless communication device, a grant for retransmitting a feedback associated with the first communication signal. The first wireless communication device communicates with the second wireless communication device, the feedback based on the grant.
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公开(公告)号:US20200169964A1
公开(公告)日:2020-05-28
申请号:US16775125
申请日:2020-01-28
Applicant: QUALCOMM Incorporated
Inventor: Yan ZHOU , Bin TIAN , Gwendolyn Denise BARRIAC , Alfred ASTERJADHI , Simone MERLIN , George CHERIAN
Abstract: A method, an apparatus, and a computer-readable medium for wireless communication are provided. In one aspect, the example method may include generating a data frame including a Medium Access Control (MAC) header or a physical layer (PHY) header. The MAC header or the PHY header of the data frame may include transmit power related information. The transmit power related information may include at least one of: a maximum transmit power, power backoff per modulation and coding scheme information, or an actual transmit power. The method may include transmitting the data frame to a second device.
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公开(公告)号:US20200029383A1
公开(公告)日:2020-01-23
申请号:US16415133
申请日:2019-05-17
Applicant: QUALCOMM Incorporated
Inventor: Kiran VENUGOPAL , Tianyang BAI , Jung Ho RYU , Makesh Pravin JOHN WILSON , Xiaoxia ZHANG , Yan ZHOU , Tao LUO
Abstract: Various aspects and features described herein relate to methods for beam failure recovery in a SCell with assistance from a PCell. In an aspect, an apparatus (e.g., a UE) may detect an SCell beam failure, and send a scheduling request in response to detection of the SCell beam failure to a base station via a PCell. The UE may receive a first message including one of an uplink grant or a trigger for an UL report from the base station via the PCell. The UE may send a second message via the PCell indicating the SCell beam failure and a preferred candidate beam associated with the SCell. The UE may receive CORESET TCI state activation from the base station via the PCell, and determine, based on the CORESET TCI state activation signal, a control channel associated with the preferred candidate beam.
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公开(公告)号:US20190288757A1
公开(公告)日:2019-09-19
申请号:US16356843
申请日:2019-03-18
Applicant: QUALCOMM Incorporated
Abstract: A range extension method and apparatus for highly directional beams are disclosed. In one aspect, a first network node that is suitable for supporting mmWave transmissions to a wireless device such as a UE may extend the range of at least one transmit beam to a UE by selecting a suitable repetition configuration that transmits repetition versions of an original signal. The first network node sends information about the repetition configuration to a second network node which can transmit a portion of the repetition configuration information to the UE using sub-6 GHz transmissions. The UE can configure a receive beam to receive mmWave communications from the first network node by using the portion of the repetition configuration information received from the second network node.
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公开(公告)号:US20190260458A1
公开(公告)日:2019-08-22
申请号:US16259188
申请日:2019-01-28
Applicant: QUALCOMM Incorporated
Inventor: Yan ZHOU , Tao LUO , Valentin Alexandru GHEORGHIU , Ruhua HE
Abstract: Certain aspects of the present disclosure relate to methods and apparatus for signaling of UE intra/inter-panel beam switch latency using communications systems operating according to new radio (NR) technologies. For example, the method generally includes determining at least a first latency associated with a beam switch across at least first and second antenna array modules, wherein the first latency is greater than or equal to a second latency associated with a beam switch within the first or second antenna module, and signaling a second device an indication of when to assume the first latency for a beam switch at the first device.
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公开(公告)号:US20190200337A1
公开(公告)日:2019-06-27
申请号:US15855462
申请日:2017-12-27
Applicant: QUALCOMM Incorporated
Inventor: Yan ZHOU , Sumeeth Nagaraja , Makesh Pravin John Wilson , Tao Luo
CPC classification number: H04W72/046 , H04B7/024 , H04B7/0617 , H04B7/0695 , H04B7/088 , H04L5/0055 , H04W72/0413 , H04W72/042 , H04W72/0446 , H04W72/0453
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a receiver may receive a beam switch command for a first link between the receiver and a transmitter, wherein the beam switch command is received via a second link between the receiver and the transmitter. The receiver may transmit an acknowledgement (ACK) corresponding to the beam switch command, wherein the ACK is transmitted via the second link. The receiver may perform a beam switch procedure on the first link based at least in part on transmitting the ACK via the second link. Numerous other aspects are provided.
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公开(公告)号:US20180110069A1
公开(公告)日:2018-04-19
申请号:US15711846
申请日:2017-09-21
Applicant: QUALCOMM Incorporated
Inventor: Yan ZHOU , Alfred ASTERJADHI , George CHERIAN
CPC classification number: H04W74/006 , H04B7/0452 , H04L25/0204 , H04W24/08 , H04W74/0816 , H04W74/0875 , H04W74/0891 , H04W84/12
Abstract: Certain aspects of the present disclosure relate to timers used to control switching from SU to MU transmission modes. In some examples, a frame is generated having an indication of multiple timer values for one or more wireless devices to be used for switching from a multiple user (MU) mode to a single user (SU) mode. In other examples, when to switch from a MU mode to a SU mode is determined based on multiple timer values obtained from a frame, and one or more second frames are generated for transmission via the SU mode or the MU mode based on the determination.
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公开(公告)号:US20180110000A1
公开(公告)日:2018-04-19
申请号:US15667517
申请日:2017-08-02
Applicant: QUALCOMM Incorporated
Inventor: Stephen Jay SHELLHAMMER , Santosh Paul ABRAHAM , Linhai HE , Bin TIAN , Yanjun SUN , George CHERIAN , Abhishek Pramod PATIL , Alfred ASTERJADHI , Yan ZHOU
CPC classification number: H04W52/0206 , H04W52/0216 , H04W52/0229 , H04W52/028 , H04W56/0015 , H04W84/12 , H04W88/08 , Y02D70/00 , Y02D70/10 , Y02D70/14 , Y02D70/142
Abstract: A station configured to operate in a wireless network includes low-power protocol circuitry configured to operate according to a low-power protocol coupled to primary protocol circuitry configured to operate according to a first protocol. The low-power protocol circuitry includes a wake-up receiver configured to transition into a receive mode according to a medium access schedule. The wake-up receiver is also configured to receive synchronization signals from a wake-up transmitter of an access point in the wireless network. Each synchronization signal is received according to a slot-skipping transmit schedule of the wake-up transmitter. The low-power protocol circuitry also includes a low-power processor configured to synchronize a clock of the wake-up receiver to a clock of the wake-up transmitter based on at least one of the synchronization signals.
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