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31. 发明公开

US20230188270A1 Data Transmission Method, Transmit Device, and Receive Device 审中-公开
公开(公告)号：US20230188270A1
公开(公告)日：2023-06-15
申请号：US18154544
申请日：2023-01-13
申请人： Xiaoyu Ouyang , Gengshi Wu
发明人： Xiaoyu Ouyang , Gengshi Wu
IPC分类号： H04L1/1812
CPC分类号： H04L1/1819
摘要： Embodiments of this application provide a data transmission method, a transmit device, and a receive device. The method includes: sending important data of a media data frame to a receive device in a HARQ transmission mode; and after the important data of the media data frame is successfully sent, sending unimportant data of the media data frame to the receive device in a non-HARQ transmission mode. Based on this solution, data of the media data frame is classified into the important data and the unimportant data, and the unimportant data is sent after the important data is successfully sent. In this way, on one hand, the important data is preferentially sent, and successful sending of the important data can be ensured in the HARQ transmission mode.

32. 发明授权

US08880919B2 Method and device for providing low power consumption services and communication system 有权
标题翻译：用于提供低功耗服务和通信系统的方法和装置
公开(公告)号：US08880919B2
公开(公告)日：2014-11-04
申请号：US13564494
申请日：2012-08-01
申请人： Gengshi Wu , Jin Wang
发明人： Gengshi Wu , Jin Wang
IPC分类号： G06F1/32 , H04B7/185 , H04M1/00 , H04W52/02
CPC分类号： H04W52/0212 , Y02D70/24 , Y02D70/25
摘要： A method and a device for providing low power consumption services and a communication system are provided in the embodiments of the present disclosure. The method includes: receiving a low power consumption request sent by a terminal; when determining that the low power consumption request is supported, sending a first configuration parameter indicating that the low power consumption request is supported to a base station, so that the base station performs low power consumption communication with the terminal according to the first configuration parameter; and sending acknowledgement information indicating that the low power consumption request is supported to the terminal, in which the acknowledgement information carries a second configuration parameter, so that the terminal performs low power consumption communication with the base station according to the second configuration parameter. In this way, a network side provides services with different power consumption for different terminals according to requirements of terminals.
摘要翻译：在本公开的实施例中提供了用于提供低功耗服务和通信系统的方法和设备。该方法包括：接收终端发送的低功耗请求; 当确定支持低功耗请求时，向基站发送指示低功耗请求的第一配置参数，使得基站根据第一配置参数与终端进行低功耗通信; 并且向所述终端发送指示所述低功耗请求被支持的确认信息，其中所述确认信息携带第二配置参数，使得所述终端根据所述第二配置参数执行与所述基站的低功耗通信。以这种方式，网络侧根据终端的要求为不同终端提供不同功耗的服务。

33. 发明授权

US08611912B2 Bandwidth configuration method, device, and system 有权
标题翻译：带宽配置方法，设备和系统
公开(公告)号：US08611912B2
公开(公告)日：2013-12-17
申请号：US13328550
申请日：2011-12-16
申请人： Tingzhao Li , Jieke Shi , Gengshi Wu , Xiaoxiao Zheng , Bin Xiong , Yi Yang , Jing Yang , Fanni Ma
发明人： Tingzhao Li , Jieke Shi , Gengshi Wu , Xiaoxiao Zheng , Bin Xiong , Yi Yang , Jing Yang , Fanni Ma
IPC分类号： H04W72/00
CPC分类号： H04W28/20 , H04W24/02 , H04W88/02
摘要： A bandwidth configuration method includes: A terminal acquires that a narrow bandwidth mode is used at a network side by a downlink transmission signal and/or an uplink transmission signal; and the terminal configures a receiving bandwidth and/or a transmitting bandwidth, where the receiving bandwidth and/or the transmitting bandwidth corresponds to the narrow bandwidth mode at the network side. The terminal side can acquire whether the network side uses the narrow bandwidth technology, and automatically adjust a bandwidth of a corresponding channel at the terminal side when the network side uses the narrow bandwidth technology, so that intra-system performance loss and inter-system interference that are caused by different bandwidth modes between the terminal side and the network side are avoided, thus improving performance of a communication system.
摘要翻译：带宽配置方法包括：终端取得通过下行链路发送信号和/或上行链路发送信号在网络侧使用窄带宽模式; 并且终端配置接收带宽和/或发送带宽，其中接收带宽和/或发送带宽对应于网络侧的窄带宽模式。终端侧可以获取网络侧是否使用窄带技术，并且当网络侧采用窄带宽技术时，自动调整终端侧对应信道的带宽，从而使系统内部性能下降和系统间干扰避免了由终端侧和网络侧之间的不同带宽模式引起的，从而提高通信系统的性能。

34. 发明授权

US08437698B2 Method and apparatus for estimating time of arrival 有权
标题翻译：估计到达时间的方法和装置
公开(公告)号：US08437698B2
公开(公告)日：2013-05-07
申请号：US12714249
申请日：2010-02-26
申请人： Gengshi Wu , Feng Li , Nian Peng , Shufan Huang , Jing Yang
发明人： Gengshi Wu , Feng Li , Nian Peng , Shufan Huang , Jing Yang
IPC分类号： H04B1/00
CPC分类号： G01S5/0221 , G01S5/0215 , H04W56/0075 , H04W56/0085
摘要： Method and apparatus are provided for estimating Time of Arrival (“TOA”). The method includes: performing channel estimation according to a Normal Burst (“NB”) free of interference and a local training sequence and generating a channel estimate, performing TOA estimation according to the channel estimate, and adjusting a synchronization position of the current NB according to a TOA estimation result. Interference to signals is cancelled before the TOA estimation, thus overcoming energy estimate deviation arising from interference in a strongly interfering radio environment, as occurs in the prior art, and preventing the impact on the TOA estimation. The disclosed methods and apparatus provide for more accurate energy estimates in a strongly interfering radio environment. The technical solution under the present invention does not require adjustment of the method of adjusting the search window.
摘要翻译：提供了估计到达时间（“TOA”）的方法和装置。该方法包括：根据无干扰的正常突发（“NB”）和本地训练序列进行信道估计，并产生信道估计，根据信道估计执行TOA估计，并根据信道估计调整当前NB的同步位置到TOA估计结果。在TOA估计之前，对信号的干扰被消除，从而克服由于在现有技术中发生的强干扰无线电环境中的干扰引起的能量估计偏差，并且防止对TOA估计的影响。所公开的方法和装置在强干扰无线电环境中提供更准确的能量估计。本发明的技术方案不需要调整搜索窗口的调整方法。

35. 发明授权

US08335270B2 Channel estimation method of an orthogonal frequency division multiplexing system and receiving apparatus 有权
标题翻译：正交频分复用系统和接收装置的信道估计方法
公开(公告)号：US08335270B2
公开(公告)日：2012-12-18
申请号：US13151998
申请日：2011-06-02
申请人： Meng Hua , Gengshi Wu , Bing Tang , Shurong Jiao
发明人： Meng Hua , Gengshi Wu , Bing Tang , Shurong Jiao
IPC分类号： H04K1/10 , H04J3/12
CPC分类号： H04L25/0232 , H04L25/022
摘要： A channel estimation method of an Orthogonal Frequency Division Multiplexing (OFDM) system and a corresponding receiving apparatus are provided. The technical solutions use the receiving apparatus to firstly perform channel estimation in time dimension on received signals, obtain channel information of pilot points from an effective sub-carrier frequency band on a frequency domain of each OFDM symbol, obtain information of the pilot points on frequency bands outside the effective sub-carrier frequency band by adding the information of the pilot points, and then perform Inverse Fast Fourier Transform (IFFT), windowing, zero-padding, and Fast Fourier Transform (FFT) to obtain a channel frequency response, so as to obtain a channel estimation result. The technical solutions can achieve goals of restraining an edge effect and improving accuracy of the channel estimation.
摘要翻译：提供了正交频分复用（OFDM）系统的信道估计方法和相应的接收装置。技术方案使用接收装置首先对接收信号的时间维度进行信道估计，从每个OFDM符号的频域上的有效子载波频带获取导频点的信道信息，获取频率上的导频点的信息然后进行快速傅立叶逆变换（IFFT），加窗，零填充和快速傅立叶变换（FFT），获得频道响应，从而使有效子载波频带之外的频带被加入以获得信道估计结果。技术解决方案可以实现限制边缘效应和提高信道估计精度的目标。

36. 发明申请

US20120297223A1 METHOD AND DEVICE FOR PROVIDING LOW POWER CONSUMPTION SERVICES AND COMMUNICATION SYSTEM 有权
标题翻译：用于提供低功耗服务和通信系统的方法和设备
公开(公告)号：US20120297223A1
公开(公告)日：2012-11-22
申请号：US13564494
申请日：2012-08-01
申请人： Gengshi Wu , Jin Wang
发明人： Gengshi Wu , Jin Wang
IPC分类号： G06F1/32
CPC分类号： H04W52/0212 , Y02D70/24 , Y02D70/25
摘要： A method and a device for providing low power consumption services and a communication system are provided in the embodiments of the present disclosure. The method includes: receiving a low power consumption request sent by a terminal; when determining that the low power consumption request is supported, sending a first configuration parameter indicating that the low power consumption request is supported to a base station, so that the base station performs low power consumption communication with the terminal according to the first configuration parameter; and sending acknowledgement information indicating that the low power consumption request is supported to the terminal, in which the acknowledgement information carries a second configuration parameter, so that the terminal performs low power consumption communication with the base station according to the second configuration parameter. In this way, a network side provides services with different power consumption for different terminals according to requirements of terminals.
摘要翻译：在本公开的实施例中提供了用于提供低功耗服务和通信系统的方法和设备。该方法包括：接收终端发送的低功耗请求; 当确定支持低功耗请求时，向基站发送指示低功耗请求的第一配置参数，使得基站根据第一配置参数与终端进行低功耗通信; 并且向所述终端发送指示所述低功耗请求被支持的确认信息，其中所述确认信息携带第二配置参数，使得所述终端根据所述第二配置参数执行与所述基站的低功耗通信。以这种方式，网络侧根据终端的要求为不同终端提供不同功耗的服务。

37. 发明授权

US08301965B2 Method and apparatus for cascade encoding 有权
标题翻译：级联编码的方法和装置
公开(公告)号：US08301965B2
公开(公告)日：2012-10-30
申请号：US12212180
申请日：2008-09-17
申请人： Gengshi Wu , Shaoquan Wu , Feng Li
发明人： Gengshi Wu , Shaoquan Wu , Feng Li
IPC分类号： H03M13/00
CPC分类号： H04L1/0041 , H04L1/0057 , H04L1/0065 , H04L1/0071 , H04L5/0007
摘要： A cascade encoding method and apparatus are applied to a handheld television system or other fields. The method includes the following: A. Reed-Solomon (RS) encoding is performed on inputted Medium Access Control (MAC) packets, and coded MAC packets are outputted; and B. Low density parity check code (LDPC) encoding is performed on the coded MAC packets, and LDPC encoding blocks are outputted. The apparatus includes an RS coder and an LDPC coder. The RS encoding and LDPC encoding are cascaded to encode an inputted code flow, so as to reduce an error rate. Meanwhile, bytes in one RS encoding data block are dispersed into different LDPC blocks to be encoded through byte interleaving, thereby sufficiently utilizing error code characteristics of the RS encoding and the LDPC encoding for decoding, and improving error correction capability of a system.
摘要翻译：级联编码方法和装置应用于手持电视系统或其他领域。该方法包括：对所输入的媒体接入控制（MAC）报文进行Reed-Solomon（RS）编码，并输出编码的MAC报文; 对编码的MAC分组执行低密度奇偶校验码（LDPC）编码，并输出LDPC编码块。该装置包括RS编码器和LDPC编码器。 RS编码和LDPC编码被级联以对输入的代码流进行编码，以便降低错误率。同时，一个RS编码数据块中的字节分散到不同的LDPC块中，通过字节交织进行编码，从而充分利用RS编码和LDPC编码的错误码特征进行解码，提高了系统的纠错能力。

38. 发明申请

US20120244897A1 INTERFERENCE ELIMINATION METHOD AND APPARATUS FOR MULTI-ANTENNA SYSTEM 有权
标题翻译：用于多天线系统的干扰消除方法和装置
公开(公告)号：US20120244897A1
公开(公告)日：2012-09-27
申请号：US13428576
申请日：2012-03-23
申请人： Yi Yang , Shuojun Yu , Gengshi Wu , Nian Peng , Feng Li
发明人： Yi Yang , Shuojun Yu , Gengshi Wu , Nian Peng , Feng Li
IPC分类号： H04B15/00
CPC分类号： H04L25/0206 , H04L25/0242 , H04L25/03891
摘要： Embodiments of the present invention disclose an interference elimination method and apparatus for a multi-antenna system. The method includes: generating an equalization coefficient according to a baseband signal received on a receiving antenna, a channel estimation matrix, and an obtained cross-correlation matrix of transmitted signals of a downlink channel on multiple transmit antennas; and performing interference elimination processing on the baseband signal according to the equalization coefficient.
摘要翻译：本发明的实施例公开了一种用于多天线系统的干扰消除方法和装置。该方法包括：根据在接收天线上接收的基带信号，信道估计矩阵和获得的多个发射天线上的下行链路信道的发射信号的互相关矩阵产生均衡系数; 并根据均衡系数对基带信号进行干扰消除处理。

39. 发明申请

US20120195357A1 METHOD, DEVICE AND SYSTEM FOR DETECTING CHANNEL QUALITY 有权
标题翻译：用于检测通道质量的方法，装置和系统
公开(公告)号：US20120195357A1
公开(公告)日：2012-08-02
申请号：US13446554
申请日：2012-04-13
申请人： Zhiqun Chen , Feng Li , Gengshi Wu , Haitao Zhang , Jing Yang , Xiuqin Peng
发明人： Zhiqun Chen , Feng Li , Gengshi Wu , Haitao Zhang , Jing Yang , Xiuqin Peng
IPC分类号： H04B17/00 , H04W52/04
CPC分类号： H04W52/56 , H04B17/26 , H04L1/203
摘要： A method, a device and a system for detecting channel quality are provided. The method includes: judging whether a Transmit Power Control (TPC) symbol output by a receiver is an invalid symbol; when the TPC symbol is a valid symbol, judging whether polarities of in-phase/quadrature (I/Q) components of the valid symbol are opposite to each other; counting the number of invalid symbols, the number of valid symbols, and the number of valid symbols with opposite polarities; and estimating a Bit Error Rate (BER) according to the number of the invalid symbols, the number of the valid symbols, and the number of the valid symbols with the opposite polarities, and detecting the channel quality through the BER.
摘要翻译：提供了一种用于检测信道质量的方法，装置和系统。该方法包括：判断接收机输出的发送功率控制（TPC）符号是否为无效符号; 当TPC符号是有效符号时，判断有效符号的同相/正交（I / Q）分量的极性是否彼此相反; 对无效符号的数量，有效符号的数量和具有相反极性的有效符号的数量进行计数; 以及根据无效符号的数量，有效符号的数量和具有相反极性的有效符号的数量来估计误码率（BER），并通过BER检测信道质量。

40. 发明申请

US20100227560A1 METHOD AND APPARATUS FOR ESTIMATING TIME OF ARRIVAL 有权
标题翻译：估计抵达时间的方法和装置
公开(公告)号：US20100227560A1
公开(公告)日：2010-09-09
申请号：US12714249
申请日：2010-02-26
申请人： Gengshi WU , Feng LI , Nian PENG , Shufan HUANG , Jing YANG
发明人： Gengshi WU , Feng LI , Nian PENG , Shufan HUANG , Jing YANG
IPC分类号： H04B15/00 , H04B17/00
CPC分类号： G01S5/0221 , G01S5/0215 , H04W56/0075 , H04W56/0085
摘要： Method and apparatus are provided for estimating Time of Arrival (“TOA”). The method includes: performing channel estimation according to a Normal Burst (“NB”) free of interference and a local training sequence and generating a channel estimate, performing TOA estimation according to the channel estimate, and adjusting a synchronization position of the current NB according to a TOA estimation result. Interference to signals is cancelled before the TOA estimation, thus overcoming energy estimate deviation arising from interference in a strongly interfering radio environment, as occurs in the prior art, and preventing the impact on the TOA estimation. The disclosed methods and apparatus provide for more accurate energy estimates in a strongly interfering radio environment. The technical solution under the present invention does not require adjustment of the method of adjusting the search window.
摘要翻译：提供了估计到达时间（“TOA”）的方法和装置。该方法包括：根据无干扰的正常突发（“NB”）和本地训练序列进行信道估计，并产生信道估计，根据信道估计执行TOA估计，并根据信道估计调整当前NB的同步位置到TOA估计结果。在TOA估计之前，对信号的干扰被消除，从而克服由于在现有技术中发生的强干扰无线电环境中的干扰引起的能量估计偏差，并且防止对TOA估计的影响。所公开的方法和装置在强干扰无线电环境中提供更准确的能量估计。本发明的技术方案不需要调整搜索窗口的调整方法。

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