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公开(公告)号：US10292149B2
公开(公告)日：2019-05-14
申请号：US15759213
申请日：2016-08-04
Inventor： Jiaqing Wang , Xueming Pan , Weijie Xu , Qianqian Si
Abstract: Disclosed are a physical downlink control channel transmission method and apparatus, which are used for achieving, in the case where an initial signal or signalling which indicates an initial position of a physical downlink shared channel is not transmitted, a method in which a physical downlink control channel is used for transmitting and indicating an initial position of a physical downlink shared channel. The method comprises: a terminal determining, according to each candidate time position in a set of candidate time positions and a set of candidate physical downlink control channel/enhanced physical downlink control channel resource positions corresponding to the candidate time position respectively, a physical downlink control channel/enhanced physical downlink control channel bearing downlink control information in an unauthorized frequency band wireless frame; and the terminal receiving the downlink control information by means of the determined physical downlink control channel/enhanced physical downlink control channel.
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公开(公告)号：US11303394B2
公开(公告)日：2022-04-12
申请号：US16633146
申请日：2018-08-03
Inventor： Rui Zhang , Jiaqing Wang , Fei Wan , Baoming Bai , Shaohui Sun
Abstract: An HARQ retransmission method and apparatus and a transmission device are provided. The method includes: determining a transmission parameter; and selecting dynamically a transmission starting position of each retransmission redundancy version from a circular buffer according to the transmission parameter.
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3.发明授权公开(公告)号：US11197320B2
公开(公告)日：2021-12-07
申请号：US15763091
申请日：2016-08-25
Inventor： Jiaqing Wang , Xueming Pan , Weijie Xu , Qianqian Si
Abstract: Disclosed are an uplink transmission resource scheduling method and device, and an uplink transmission method and device, which are used for reserving an uplink transmission resource on an unlicensed carrier, enabling a user equipment (UE) not to transmit an uplink signal on the reserved resource and avoiding a case in which the scheduled UE cannot access a channel, and can realize time division multiplexing of uplink transmission resources on the unlicensed carrier. An uplink transmission resource scheduling method provided by the present application comprises: a base station determines a reserved resource in an uplink subframe, the reserved resource being a transmission resource on an unlicensed carrier; and the base station sends a notification about the reserved resource in the uplink subframe to a UE.
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公开(公告)号：US10833803B2
公开(公告)日：2020-11-10
申请号：US16345626
申请日：2017-10-27
Inventor： Xijin Mu , Jiaqing Wang , Baoming Bai , Shaohui Sun
Abstract: A low density parity check code transmission method and device, for use in improving the anti-burst-error capability of a low density parity check code. The method provided by the present application comprises: an interleaver changes the sequence of bit streams of a low density parity check code according to a preset rule, and outputs to a modulator the low density parity check code the sequence of bit streams of which is changed; the modulator modulates the low density parity check code the sequence of bit streams of which is changed and then sends the modulated low density parity check code to a receive end by using a channel.
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公开(公告)号：US11476971B2
公开(公告)日：2022-10-18
申请号：US16766734
申请日：2018-08-29
Inventor： Jiaqing Wang , Fang-Chen Cheng , Di Zhang , Shaohui Sun
Abstract: An encoding method and apparatus, an electronic device and a storage medium are provided. The method includes: determining a target quantity of segments of a sequence to be coded according to a length of the sequence to be coded and a transmission code rate; performing segmentation on the sequence to be coded according to the target quantity; coding each sub-sequence obtained after segmentation, and concatenating sub-sequences after coding.
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Patent Agency Ranking
公开(公告)号：US11218248B2
公开(公告)日：2022-01-04
申请号：US16623380
申请日：2018-04-20
Inventor： Jiaqing Wang , Fang-Chen Cheng , Di Zhang , Shaohui Sun
Abstract: The present application relates to the technical field of wireless communication, and particularly relates to a channel encoding method and device, for use to solve the problem that at present, there is no physical broadcast channel polar encoding method in a 5G scene. Embodiments of the present application relate to determining a polar mother code length according to transmission resources of a channel; performing polar encoding, according to the polar mother code length, on data needing to be transmitted over the channel to obtain target encoding data; processing the target encoding data according to the length of an actual bearer of the transmission resources; and determining, according to the processed target encoding data, encoding data needing to be transmitted over the channel. The embodiments of the present application achieve determining encoding data according to an actual transmission resource length of a channel, so that the processed encoding data can be ensured to be accurately transmitted over the channel.
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公开(公告)号：US11057872B2
公开(公告)日：2021-07-06
申请号：US16075146
申请日：2017-01-24
Inventor： Qianqian Si , Xuejuan Gao , Xueming Pan , Jiaqing Wang
Abstract: Disclosed are a method and device for transmitting uplink control information, which are used for realizing a UE performing switching transmission of an uplink control channel on subframes and carriers, so that if the UE fails to pre-empt a resource on an unlicensed carrier, the UE may switch to the other carriers for transmission or continue to try to perform LBT in subsequent subframes, so as to ensure the timely and correct transmission of the uplink control information. The method comprises: a UE determining a physical uplink control channel (PUCCH) switching carrier group and the maximum feedback delay.
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公开(公告)号：US10904919B2
公开(公告)日：2021-01-26
申请号：US16090128
申请日：2017-03-08
Inventor： Qianqian Si , Xueming Pan , Jiaqing Wang
Abstract: An information feedback method, a base station, a terminal and a storage medium are provided. The information feedback method includes: sending downlink control information to a terminal, where the downlink control information includes indication information configured to instruct the terminal to perform an information feedback, and the indication information includes at least one of a feedback delay of feeding back feedback information by the terminal, an indication of whether a LBT process is performed when feeding back the feedback information by the terminal, a type of the LBT process performed when feeding back the feedback information by the terminal and a parameter configuration of the LBT process performed when feeding back the feedback information by the terminal; receiving the feedback information sent by the terminal based on the indication information in the downlink control information.
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公开(公告)号：US20170332379A1
公开(公告)日：2017-11-16
申请号：US15524503
申请日：2015-10-14
Inventor： Jiaqing Wang , Xueming Pan , Weijie Xu , Zukang Shen
CPC classification number: H04W72/0453 , H04L1/00 , H04L5/0007 , H04L5/0044 , H04L5/0073 , H04L27/26 , H04W72/042 , H04W72/0446 , H04W72/1289 , H04W72/14 , H04W88/06
Abstract: The present invention relates to the technical field of mobile communications. Embodiments of the present invention provide a data transmission method and device in an unlicensed frequency band. The method comprises: determining a termination position of to-be-transmitted data in a radio frame in an unlicensed frequency band; determining position indication information according to the termination position; and sending the position indication information, so that a user equipment determines, according to the position indication information, the termination position of the to-be-transmitted data in the radio frame in the unlicensed frequency band. In the method provided by the embodiments of the present invention, a termination position of transmitted data in a radio frame in an unlicensed frequency band is indicated to a user equipment by using position indication information, so that the user equipment is enabled to determine, according to the position indication information, the termination position of the transmitted data in the radio frame, and therefore accurately receives the data according to the termination position and the receiving position of the transmitted data.
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公开(公告)号：US11212703B2
公开(公告)日：2021-12-28
申请号：US16633547
申请日：2018-07-20
Inventor： Yanping Xing , Jiaqing Wang , Xuejuan Gao
Abstract: A method, an apparatus and an equipment for determining a transport block size are provided. The method for determining a transport block size includes: determining an initial transport block size; comparing the initial transport block size with a threshold to obtain a comparison result; quantizing the initial transport block size based on the comparison result to obtain a quantized initial transport block size; and determining a final transport block size based on the quantized initial transport block size.
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