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1. 发明申请

US20230118018A1 WIRELESS DATA TRANSMISSIONS USING PARITY BLOCKS 有权
公开(公告)号：US20230118018A1
公开(公告)日：2023-04-20
申请号：US18066543
申请日：2022-12-15
申请人： ZTE Corporation
发明人： Qiujin Guo , Jin Xu , Liguang Li , Chulong Liang , Qiang Fu , Jian Kang
IPC分类号： H04W28/04 , H04L1/00
摘要： Methods, systems and apparatus for wireless communication are described. One example method of wireless communication includes receiving, by a wireless device from a network device, a first message comprising one or more parameters related to an error correction coding, and transmitting, by the wireless device to the network device, a data transmission using the error correction coding according to the one or more parameters.

2. 发明授权

US11632190B2 Method, device and system of determining transmission parameter of data shared channel 有权
公开(公告)号：US11632190B2
公开(公告)日：2023-04-18
申请号：US17152017
申请日：2021-01-19
申请人： ZTE CORPORATION
发明人： Jun Xu , Bo Dai , Zewei Chen , Jin Xu , Xiaomei Xu , Huiying Fang
IPC分类号： H04L1/00 , H04W4/80 , H04L1/18 , H04L27/00 , H04L27/36 , H04W72/04 , H04L1/1812
摘要： A method, a device and a system of determining a transmission parameter of a data shared channel are provided. The method includes: receiving downlink control information including a field configured to determine a transmission parameter of a data shared channel; and determining the transmission parameter according to the field.

3. 发明申请

US20210409039A1 DATA PROCESSING METHOD AND DEVICE 有权
公开(公告)号：US20210409039A1
公开(公告)日：2021-12-30
申请号：US17468606
申请日：2021-09-07
申请人： ZTE Corporation
发明人： Mengzhu CHEN , Jin Xu , Jun Xu
IPC分类号： H03M13/15 , H03M13/09
摘要： Provided are a data processing method and device. The data processing method includes: performing Polar code encoding on an input bit sequence having a length of K bits to obtain an encoded bit sequence having a length of N bits, and determining a bit sequence to be transmitted from the encoded bit sequence according to a data characteristic of an information bit sequence and a predetermined rate matching scheme. K is a positive integer and N is a positive integer greater than or equal to K.

4. 发明授权

US11159178B2 Method and apparatus for quasi-cyclic low-density parity-check 有权
公开(公告)号：US11159178B2
公开(公告)日：2021-10-26
申请号：US16727714
申请日：2019-12-26
申请人： ZTE Corporation
发明人： Liguang Li , Jun Xu , Jin Xu
IPC分类号： H03M13/11 , H04L1/00
摘要： Provided is a design method and apparatus for quasi-cyclic low-density parity-check (LDPC) encoding. The method includes: performing LDPC encoding on a K-bit information sequence to be encoded according to a parity check matrix of a quasi-cyclic LDPC code to obtain an N-bit LDPC encoded sequence, where the parity check matrix is determined according to a basic matrix and a lifting size Z, and the basic matrix is determined according to the lifting size Z and a coefficient matrix, where K is a positive integer, N is an integer greater than K, and Z is a positive integer.

5. 发明授权

US11139835B2 Method and apparatus for data processing with structured LDPC codes 有权
公开(公告)号：US11139835B2
公开(公告)日：2021-10-05
申请号：US16730962
申请日：2019-12-30
申请人： ZTE Corporation
发明人： Liguang Li , Jun Xu , Jin Xu
IPC分类号： H03M13/00 , H03M13/11 , H03M13/29 , H03M13/09
摘要： The embodiments of the present disclosure provide a method and an apparatus for data processing with structured LDPC codes. The method includes: obtaining a code block size for structured LDPC coding; determining a coding expansion factor z based on at least one of the code block size, a parameter kb of a basic check matrix, a positive integer value p or the basic check matrix having mb rows and nb columns; and encoding a data sequence to be encoded, or decoding a data sequence to be decoded, based on the basic check matrix and the coding expansion factor. The present disclosure is capable of solving the problem in the related art associated with low flexibility in data processing with LDPC coding and improving the flexibility in data processing with LDPC coding.

6. 发明授权

US10986621B2 Method, device and system for determining coding modulation parameter 有权
公开(公告)号：US10986621B2
公开(公告)日：2021-04-20
申请号：US16069289
申请日：2017-03-09
申请人： ZTE CORPORATION
发明人： Jun Xu , Bo Dai , Jin Xu , Zewei Chen , Huiying Fang
IPC分类号： H04W72/04 , H04L5/00 , H04L1/00 , H04L1/18 , H04L27/26
摘要： Disclosed are a method, device and system for determining a coding modulation parameter. The method includes: a terminal receives downlink control information from a base station, and determines a coding modulation parameter according to a domain, within the downlink control information, used for determining the coding modulation parameter. In the present invention, a coding modulation parameter is determined according to a domain, within downlink control information, used for determining the coding modulation parameter, thereby implementing coding modulation parameter determination for an NB-IOT system.

7. 发明授权

US09986534B2 Transport block size determination method, base station and terminal 有权
公开(公告)号：US09986534B2
公开(公告)日：2018-05-29
申请号：US14889861
申请日：2014-04-14
申请人： ZTE CORPORATION
发明人： Zewei Chen , Bo Dai , Jun Xu , Jin Xu , Wei Gou , Zhisong Zuo
IPC分类号： H04W4/00 , H04W72/02 , H04L1/00 , H04L5/00 , H04W72/04 , H04L1/16
CPC分类号： H04W72/02 , H04L1/0016 , H04L1/1671 , H04L5/0023 , H04L5/005 , H04W72/042
摘要： The present document provides a method for determining transport block size (TBS), a base station and a terminal, including: a terminal receives downlink control signaling transmitted by a base station, obtains a combination of I′TBS and N′PRB, {ITBS, N′PRB}, and selects a mapping way to determine transport block size according to {I′TBS, N′PRB}, wherein, the mapping way includes at least one of following rules: a first rule, using high-layer TBS to obtain low-layer TBS according to I′TBS, N′PRB}; a second rule, obtaining TBS according to the {I′TBS, N′PRB} and a mapping relationship table pre-created; a third rule, determining a mapping factor according to the {I′TBS, N′PRB}, obtaining {ITBS, NPRB} according to the {I′TBS, N′PRB} and mapping factor, then determining TBS according to the {ITBS, NPRB} and a related {ITBS, NPRB} and TBS mapping relationship table, wherein the mapping factor is a real number greater than 0.

8. 发明申请

US20160112170A1 Data transmission method, device and system for downlink virtual multi-antenna system 审中-公开
标题翻译：数据传输方法，下行虚拟多天线系统的设备和系统
公开(公告)号：US20160112170A1
公开(公告)日：2016-04-21
申请号：US14894652
申请日：2014-04-16
申请人： ZTE CORPORATION
发明人： Yu Ngok Li , Jin Xu , Jun Xu , Liujun Hu
IPC分类号： H04L5/00
CPC分类号： H04L5/0048 , H04L25/0204 , H04L25/0226
摘要： Disclosed are a method, apparatus and system for data transmission in a downlink virtual multi-antenna system. The method includes: N terminals receive downlink data and/or downlink Demodulation Reference Signals (DMRSs) from one Node B or multiple Nodes B, N being a positive integer larger than or equal to 2; and one terminal in the N terminals forwards the downlink data and/or downlink DMRSs received from the one Node B or multiple Nodes B to M terminal(s), M being a positive integer larger than or equal to 1. A first forwarding unit of the apparatus is configured to forward received downlink data and/or downlink DMRSs of a Node B to M terminal(s) by one terminal in N terminals, M being a positive integer larger than or equal to 1.
摘要翻译：公开了一种用于下行链路虚拟多天线系统中的数据传输的方法，装置和系统。该方法包括：N个终端从一个节点B或多个节点B，N为大于或等于2的正整数接收下行链路数据和/或下行链路解调参考信号（DMRS）; 并且N个终端中的一个终端将从一个节点B或多个节点B接收的下行链路数据和/或下行链路DMRS转发到M个终端，M是大于或等于1的正整数。第一转发单元该装置被配置为将N个终端中的一个终端的节点B的接收的下行链路数据和/或下行链路DMRS转发到M个终端，M是大于或等于1的正整数。

9. 发明申请

US20230081469A1 DATA COMMUNICATION PROCESSING METHOD AND DEVICE 有权
公开(公告)号：US20230081469A1
公开(公告)日：2023-03-16
申请号：US17971006
申请日：2022-10-21
申请人： ZTE Corporation
发明人： Liguang LI , Jun Xu , Zhisong Zuo , Hao Wu , Yu Xin , Luanjian Bian , Jin Xu
IPC分类号： H04L1/00 , H04W28/06
摘要： Provided are a data communication processing method and device. The method includes: acquiring a modulation order and a target code rate; calculating an intermediate number Ninfo of information bits at least according to a total number of resource elements, the modulation order and the target code rate; quantizing the intermediate number Ninfo of the information bits to obtain the quantized intermediate number N′info; determining a transport block size (TBS) according to the quantized intermediate number N′info.

10. 发明申请

US20220416945A1 METHOD AND APPARATUS FOR CODE BLOCK DIVISION 有权
公开(公告)号：US20220416945A1
公开(公告)日：2022-12-29
申请号：US17929299
申请日：2022-09-01
申请人： ZTE Corporation
发明人： Jin Xu , Jun Xu , Liguang Li
IPC分类号： H04L1/00 , H04L5/00
摘要： A method and apparatus for code block division are provided. The method may include/ the following acts. A reference information block length of a code block is determined according to an obtained division related parameter. A maximum information block length is determined according to the reference information block length and a hardware parameter. A Transport Block (TB) having a length greater than the maximum information block length may be divided into two or more code blocks according to the obtained division related parameter, the hardware parameter and the determined maximum information block length. An information length after code block division is less than the determined maximum information block length.

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