公开(公告)号：US20100254253A1

公开(公告)日：2010-10-07

申请号：US12744550

申请日：2008-11-26

申请人： Shaohui Sun ,  Yang yu ,  Yingmin Wang ,  Yongbin Xie

发明人： Shaohui Sun ,  Yang yu ,  Yingmin Wang ,  Yongbin Xie

IPC分类号： H04J11/00

CPC分类号： H04L5/0021 ,  H04L5/0019 ,  H04L5/0044

摘要： Method for signal generation in broadband wireless communications, comprises: A. modulating, segmenting and serial-parallel converting the signal data to be transmitted, then computing DFT of the serial-parallel converted data so as to transfer them to frequency domain; B. performing block unit modulating processing and block repeat modulating processing on the frequency domain data, then mapping the block units to assigned time-frequency positions; C. computing IFFT of the mapped block units, then adding them to the cycle prefix, thus the random sequences in time domain are generated. Apparatus for signal generation, Method and system for message transmission in broadband wireless communications are also disclosed. The problem of resource allocation and scheduling, and problem of interference coordination and control are solved, the throughput and performance of communication system are greatly improved.

摘要翻译： 宽带无线通信信号产生方法包括：A.调制，分段和并行转换要传输的信号数据，然后计算并行转换数据的DFT，将其传送到频域; B.对频域数据执行块单元调制处理和块重复调制处理，然后将块单元映射到分配的时频位置; C.计算映射块单元的IFFT，然后将它们添加到循环前缀，从而生成时域中的随机序列。 还公开了用于信号生成的装置，用于宽带无线通信中的消息传输的方法和系统。 解决了资源分配和调度问题，干扰协调与控制问题，大大提高了通信系统的吞吐量和性能。

公开(公告)号：US08670298B2

公开(公告)日：2014-03-11

申请号：US12744550

申请日：2008-11-26

申请人： Shaohui Sun ,  Yang Yu ,  Yingmin Wang ,  Yongbin Xie

发明人： Shaohui Sun ,  Yang Yu ,  Yingmin Wang ,  Yongbin Xie

IPC分类号： H04J11/00

CPC分类号： H04L5/0021 ,  H04L5/0019 ,  H04L5/0044

摘要： Method for signal generation in broadband wireless communications, comprises: A. modulating, segmenting and serial-parallel converting the signal data to be transmitted, then computing DFT of the serial-parallel converted data so as to transfer them to frequency domain; B. performing block unit modulating processing and block repeat modulating processing on the frequency domain data, then mapping the block units to assigned time-frequency positions; C. computing IFFT of the mapped block units, then adding them to the cycle prefix, thus the random sequences in time domain are generated. Apparatus for signal generation, Method and system for message transmission in broadband wireless communications are also disclosed. The problem of resource allocation and scheduling, and problem of interference coordination and control are solved, the throughput and performance of communication system are greatly improved.

摘要翻译： 宽带无线通信信号产生方法包括：A.调制，分段和并行转换要传输的信号数据，然后计算并行转换数据的DFT，将其传送到频域; B.对频域数据执行块单元调制处理和块重复调制处理，然后将块单元映射到分配的时频位置; C.计算映射块单元的IFFT，然后将它们添加到循环前缀，从而生成时域中的随机序列。 还公开了用于信号生成的装置，用于宽带无线通信中的消息传输的方法和系统。 解决了资源分配和调度问题，干扰协调与控制问题，大大提高了通信系统的吞吐量和性能。

公开(公告)号：US20100189081A1

公开(公告)日：2010-07-29

申请号：US12668292

申请日：2008-07-08

申请人： Guanghui Zhang ,  Yongbin Xie ,  Yingmin Wang ,  Shaohui Sun ,  Yang Yu

发明人： Guanghui Zhang ,  Yongbin Xie ,  Yingmin Wang ,  Shaohui Sun ,  Yang Yu

IPC分类号： H04W72/04

CPC分类号： H04B7/2656 ,  H04B7/155 ,  H04B7/2606 ,  H04L5/0005 ,  H04L5/143

摘要： A method using a frame structure which supports relay for wireless transmission, which divides the time slots of a sub-frame into some zones, in which the data is transmitted using the manner of TDD, wherein further including that at least one time slot in a sub-frame is set as a hybrid zone; the transmission of the data is realized through frequency division multiplexing the access link and relay link in the hybrid zone of the sub-frame; and also the multi-hop relay is supported under the two work manners of relay in sub-frame and relay in frame.

摘要翻译： 一种使用支持​​用于无线传输的中继的帧结构的方法，其将子帧的时隙划分为其中使用TDD的方式发送数据的某些区域，其中还包括：至少一个时隙 子帧设置为混合区; 通过对子帧的混合区域中的接入链路和中继链路进行频分复用来实现数据的传输; 并且在子帧和继电器的继电器的两种工作方式下支持多跳中继。

公开(公告)号：US08265044B2

公开(公告)日：2012-09-11

申请号：US12668292

申请日：2008-07-08

申请人： Guanghui Zhang ,  Yongbin Xie ,  Yingmin Wang ,  Shaohui Sun ,  Yang Yu

发明人： Guanghui Zhang ,  Yongbin Xie ,  Yingmin Wang ,  Shaohui Sun ,  Yang Yu

IPC分类号： H04J3/00

CPC分类号： H04B7/2656 ,  H04B7/155 ,  H04B7/2606 ,  H04L5/0005 ,  H04L5/143

摘要： A method using a frame structure which supports relay for wireless transmission, which divides the time slots of a sub-frame into some zones, in which the data is transmitted using the manner of TDD, wherein further including that at least one time slot in a sub-frame is set as a hybrid zone; the transmission of the data is realized through frequency division multiplexing the access link and relay link in the hybrid zone of the sub-frame; and also the multi-hop relay is supported under the two work manners of relay in sub-frame and relay in frame.

摘要翻译： 一种使用支持​​用于无线传输的中继的帧结构的方法，其将子帧的时隙划分为其中使用TDD的方式发送数据的某些区域，其中还包括：至少一个时隙 子帧设置为混合区; 通过对子帧的混合区域中的接入链路和中继链路进行频分复用来实现数据的传输; 并且在子帧和继电器的继电器的两种工作方式下支持多跳中继。

公开(公告)号：US20110299573A1

公开(公告)日：2011-12-08

申请号：US12999210

申请日：2009-06-18

申请人： Shaohui Sun ,  Yunzhe Hou ,  Yingmin Wang ,  Yongbin Xie

发明人： Shaohui Sun ,  Yunzhe Hou ,  Yingmin Wang ,  Yongbin Xie

IPC分类号： H04B1/38

CPC分类号： H04B7/024

摘要： A data transmission method and central controller for a distributed antenna system and a distributed antenna system. The system includes a central controller and multiple wireless transceiver units. The method includes that wireless transceiver units measure the power of the pilot reference signals received from user terminals and forward this power rate to a central controller; the central controller selects a set of wireless transceiver units for transmitting data to the terminal according to the pilot reference signal power rates of the terminals forwarded by the multiple wireless transceiver units; the central controller performs data processing according to said set of wireless transceiver units; the central controller distributes the processed data to the wireless transceiver units in said set of wireless transceiver units, and the wireless transceiver units in said set perform the downlink data transmission.

摘要翻译： 一种用于分布式天线系统和分布式天线系统的数据传输方法和中央控制器。 该系统包括一个中央控制器和多个无线收发器单元。 该方法包括：无线收发单元测量从用户终端接收的导频参考信号的功率，并将该功率率转发给中央控制器; 中央控制器根据由多个无线收发器单元转发的终端的导频参考信号功率，选择一组用于向终端发送数据的无线收发单元; 所述中央控制器根据所述一组无线收发器单元进行数据处理; 所述中央控制器将所处理的数据分配给所述无线收发器单元组中的无线收发器单元，并且所述组中的无线收发器单元执行下行链路数据传输。

公开(公告)号：US20100085934A1

公开(公告)日：2010-04-08

申请号：US12523909

申请日：2008-02-03

申请人： Yingmin Wang ,  Shaohui Sun ,  Yongbin Xie

发明人： Yingmin Wang ,  Shaohui Sun ,  Yongbin Xie

IPC分类号： H04W72/04

CPC分类号： H04L5/0021 ,  H04L5/0044

摘要： A method, apparatus and system for transmitting signal, the method includes: using the weighting factor sequence, processing weighting repeating modulation for the basic cell block mapped by the data symbol block at the sending end, and obtaining a plurality of the repeating cell blocks corresponding to the said basic cell block; the sending end maps each repeating cell block to the appointed time-frequency position respectively, then sends the signals in the said time-frequency position; and the receiving end demodulates the plurality of data symbol blocks from the blocks, and incorporates the plurality of data symbol blocks; the said receiving end demodulates the incorporated data symbol blocks, and generates the received data. This scheme can be called for short as the block repeating spread diversity transmission technology, it is based on the information symbol in the time-frequency domain two-dimensional grid point. This scheme doesn't restrict the modulating signal generation manner at bottom, it can form a new multiple address/multiple path transmission scheme, and can be incorporated with the other key technologies in the existing mobile communication.

摘要翻译： 一种用于发送信号的方法，装置和系统，所述方法包括：使用加权因子序列，对由发送端的数据符号块映射的基本小区块进行加权重复调制，并获得对应的多个重复小区块 到所述基本细胞块; 发送端将每个重复的小区块分别映射到指定的时间频率位置，然后在所述时间 - 频率位置发送信号; 并且所述接收端从所述块解调所述多个数据符号块，并且包含所述多个数据符号块; 所述接收端解调并入的数据符号块，并产生接收的数据。 该方案可以简称为块重复扩展分集传输技术，它是基于信息符号的时域二维网格点。 该方案不限制底部的调制信号生成方式，可以形成新的多地址/多路径传输方案，可以与现有移动通信中的其他关键技术相结合。

公开(公告)号：US08472465B2

公开(公告)日：2013-06-25

申请号：US12740972

申请日：2008-11-03

申请人： Shiqiang Suo ,  Xueming Pan ,  Shaohui Sun ,  Yingmin Wang ,  Yongbin Xie ,  Ke Wang ,  Hai Tang

发明人： Shiqiang Suo ,  Xueming Pan ,  Shaohui Sun ,  Yingmin Wang ,  Yongbin Xie ,  Ke Wang ,  Hai Tang

IPC分类号： H04B7/212

CPC分类号： H04B7/2656 ,  H04W56/003

摘要： A method for determining the radio frame structure of a Time Division Duplex system is disclosed, which comprises: configuring, by the network side, the radio frame structure used for service transmission as containing two half-frames each of 5 ms, wherein each half-frame consists of eight service time slots of 0.5 ms and one special time slot field of 1 ms, two consecutive service time slots form a subframe of which the length is 1 ms, and the special time slot field contains a DwPTS, a GP and an UpPTS; determining the lengths of the DwPTS, the GP and the UpPTS in the special time slot field according to the requirements of the coverage range, and determining the radio frame structure used for service transmission. By reconfiguring the radio frame structure, the invention can flexibly support different coverage ranges, enhance the flexibility of satisfying different service requirements, and implement the coexistence of two types of TDD systems.

摘要翻译： 公开了一种用于确定时分双工系统的无线电帧结构的方法，其包括：由网络侧将用于服务传输的无线电帧结构配置为包含每5ms的两个半帧，其中， 帧由0.5ms的8个服务时隙和1ms的特殊时隙字段组成，两个连续的服务时隙形成长度为1ms的子帧，特殊时隙字段包含DwPTS，GP和 UpPTS; 根据覆盖范围的要求确定特殊时隙字段中的DwPTS，GP和UpPTS的长度，以及确定用于业务传输的无线帧结构。 通过重新配置无线帧结构，本发明可以灵活地支持不同的覆盖范围，增强满足不同业务需求的灵活性，实现两种TDD系统的共存。

公开(公告)号：US20100284289A1

公开(公告)日：2010-11-11

申请号：US12740506

申请日：2008-10-30

申请人： Shiqiang Suo ,  Xueming Pan ,  Yingmin Wang ,  Shaohui Sun ,  Yongbin Xie

发明人： Shiqiang Suo ,  Xueming Pan ,  Yingmin Wang ,  Shaohui Sun ,  Yongbin Xie

IPC分类号： H04L12/26 ,  H04J3/00

CPC分类号： H04W56/002 ,  H04W56/0075 ,  H04W72/0446 ,  H04W92/24

摘要： A method for determining a data transmission offset includes: synchronizing a first time division duplex TDD system with a second TDD system (a500); determining a transmission timing advance of a user terminal according to a deviation between random access time and desired time of the user equipment during establishing the uplink synchronization of the second TDD system (a501); determining an offset of a time slot of the second TDD system according to a time difference between the time slots of the first TDD system and the second TDD system (a502); and obtaining a data transmission offset of the time slot by adding the determined offset of the time slot to the determined transmission timing advance (a503). A system and a base station for determining a data transmission offset are provided.

摘要翻译： 一种用于确定数据传输偏移的方法包括：使第一时分双工TDD系统与第二TDD系统同步（a500）; 根据在建立第二TDD系统的上行链路同步期间用户设备的随机访问时间与期望时间之间的偏差确定用户终端的传输定时提前（a501）; 根据第一TDD系统和第二TDD系统的时隙之间的时间差来确定第二TDD系统的时隙的偏移量（a502）; 以及通过将所确定的所述时隙的偏移量与所确定的发送定时提前相加来获得所述时隙的数据传输偏移量（a503）。 提供了一种用于确定数据传输偏移的系统和基站。

公开(公告)号：US20100246456A1

公开(公告)日：2010-09-30

申请号：US12740972

申请日：2008-11-03

申请人： Shiqiang Suo ,  Xueming Pan ,  Shaohui Sun ,  Yingmin Wang ,  Yongbin Xie ,  Ke Wang ,  Hai Tang

发明人： Shiqiang Suo ,  Xueming Pan ,  Shaohui Sun ,  Yingmin Wang ,  Yongbin Xie ,  Ke Wang ,  Hai Tang

IPC分类号： H04J3/00 ,  H04W72/04

CPC分类号： H04B7/2656 ,  H04W56/003

摘要： A method for determining the radio frame structure of a Time Division Duplex system is disclosed, which comprises: configuring, by the network side, the radio frame structure used for service transmission as containing two half-frames each of 5 ms, wherein each half-frame consists of eight service time slots of 0.5 ms and one special time slot field of 1 ms, two consecutive service time slots form a subframe of which the length is 1 ms, and the special time slot field contains a DwPTS, a GP and an UpPTS; determining the lengths of the DwPTS, the GP and the UpPTS in the special time slot field according to the requirements of the coverage range, and determining the radio frame structure used for service transmission. By reconfiguring the radio frame structure, the invention can flexibly support different coverage ranges, enhance the flexibility of satisfying different service requirements, and implement the coexistence of two types of TDD systems.

摘要翻译： 公开了一种用于确定时分双工系统的无线电帧结构的方法，其包括：由网络侧将用于服务传输的无线电帧结构配置为包含每5ms的两个半帧，其中， 帧由0.5ms的8个服务时隙和1ms的特殊时隙字段组成，两个连续的服务时隙形成长度为1ms的子帧，特殊时隙字段包含DwPTS，GP和 UpPTS; 根据覆盖范围的要求确定特殊时隙字段中的DwPTS，GP和UpPTS的长度，以及确定用于业务传输的无线帧结构。 通过重新配置无线帧结构，本发明可以灵活地支持不同的覆盖范围，增强满足不同业务需求的灵活性，实现两种TDD系统的共存。

公开(公告)号：US08483103B2

公开(公告)日：2013-07-09

申请号：US12740506

申请日：2008-10-30

申请人： Shiqiang Suo ,  Xueming Pan ,  Yingmin Wang ,  Shaohui Sun ,  Yongbin Xie

发明人： Shiqiang Suo ,  Xueming Pan ,  Yingmin Wang ,  Shaohui Sun ,  Yongbin Xie

IPC分类号： H04L5/14

CPC分类号： H04W56/002 ,  H04W56/0075 ,  H04W72/0446 ,  H04W92/24

摘要： A method for determining a data transmission offset includes: synchronizing a first time division duplex TDD system with a second TDD system (a500); determining a transmission timing advance of a user terminal according to a deviation between random access time and desired time of the user equipment during establishing the uplink synchronization of the second TDD system (a501); determining an offset of a time slot of the second TDD system according to a time difference between the time slots of the first TDD system and the second TDD system (a502); and obtaining a data transmission offset of the time slot by adding the determined offset of the time slot to the determined transmission timing advance (a503). A system and a base station for determining a data transmission offset are provided.

摘要翻译： 一种用于确定数据传输偏移的方法包括：使第一时分双工TDD系统与第二TDD系统同步（a500）; 根据在建立第二TDD系统的上行链路同步期间用户设备的随机访问时间与期望时间之间的偏差确定用户终端的传输定时提前（a501）; 根据第一TDD系统和第二TDD系统的时隙之间的时间差来确定第二TDD系统的时隙的偏移量（a502）; 以及通过将所确定的所述时隙的偏移量与所确定的发送定时提前相加来获得所述时隙的数据传输偏移量（a503）。 提供了一种用于确定数据传输偏移的系统和基站。