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1. 发明授权

US08711739B1 Subcarrier cluster-based power control in wireless communications 有权
标题翻译：无线通信中基于子载波集群的功率控制
公开(公告)号：US08711739B1
公开(公告)日：2014-04-29
申请号：US13253048
申请日：2011-10-04
申请人： Sean Cai , Jason Hou , Jing Wang , Dazi Feng , Mary Chion , Jun Han
发明人： Sean Cai , Jason Hou , Jing Wang , Dazi Feng , Mary Chion , Jun Han
IPC分类号： H04B7/005 , H04B7/06
CPC分类号： H04B7/005 , H04B7/0619 , H04B7/0691 , H04B17/24 , H04L5/0023 , H04L5/0039 , H04L5/0044 , H04L5/0053 , H04L5/006 , H04L5/0091 , H04W52/225 , H04W52/247 , H04W52/346
摘要： Devices, systems and techniques to monitor signal fading based on a cluster of subcarriers at a receiver and feedback monitored signal fading to a transmitter in wireless communication systems such as OFDM and OFDMA systems.
摘要翻译：用于基于接收机上的子载波簇监测信号衰落的装置，系统和技术，以及在诸如OFDM和OFDMA系统的无线通信系统中的反馈监视信号衰减到发射机的装置，系统和技术。

2. 发明授权

US08352631B2 Method for improving transmission efficiency of physical layer attributes in wireless communication system 有权
标题翻译：提高无线通信系统物理层属性传输效率的方法
公开(公告)号：US08352631B2
公开(公告)日：2013-01-08
申请号：US12595948
申请日：2008-01-24
申请人： Sean Cai , Ling Xu
发明人： Sean Cai , Ling Xu
IPC分类号： G06F15/16 , H04B7/00 , H04B3/36 , H04L27/00
CPC分类号： H04L1/0028 , H04L5/0053 , H04L5/0094
摘要： A method for improving transmission efficiency of physical layer attributes in a wireless communication system is proposed, and the method comprises the following steps of: (a) defining one or more sets of physical layer channel basic attributes that must be supported, and each set being respectively represented by a value of a domain of attributes, that is, a value of Profile; (b) a transmitting apparatus sending a physical layer channel description information, wherein the value of Profile is used to represent the physical layer channel basic attributes supported by the apparatus; (c) after receiving the channel description information, based on the value of Profile within the information, a receiving apparatus judging whether a set of physical layer channel basic attributes corresponding to the value is supported.
摘要翻译：提出一种提高无线通信系统物理层属性传输效率的方法，该方法包括以下步骤：（a）定义必须支持的一组或多组物理层信道基本属性，分别由属性域的值表示，即Profile的值; （b）发送设备，发送物理层信道描述信息，其中，所述配置文件的值用于表示所述设备支持的物理层信道基本属性; （c）在接收到信道描述信息之后，基于信息内的简档的值，接收装置判断是否支持与该值相对应的一组物理层信道基本属性。

3. 发明授权

US08285296B2 Frame structure for multi-hop relay in wireless communication systems 有权
标题翻译：无线通信系统中多跳中继的帧结构
公开(公告)号：US08285296B2
公开(公告)日：2012-10-09
申请号：US13008869
申请日：2011-01-18
申请人： Sean Cai
发明人： Sean Cai
IPC分类号： H04W72/00
CPC分类号： H04W84/047 , H04B7/15542 , H04B7/2606 , H04W72/1263
摘要： Implementations of systems and techniques for scheduling wireless transmission of data blocks between a base station (BS) and one or more relay stations (RSs) in a wireless relay communication network.
摘要翻译：用于在无线中继通信网络中的基站（BS）和一个或多个中继站（RS）之间调度数据块的无线传输的系统和技术的实现。

4. 发明授权

US07801180B2 Systems, apparatus and techniques for fast cell search and accurate synchronization in wireless communications 有权
标题翻译：用于快速小区搜索和无线通信中精确同步的系统，设备和技术
公开(公告)号：US07801180B2
公开(公告)日：2010-09-21
申请号：US12392066
申请日：2009-02-24
申请人： Sean Cai , Wenzhong Zhang , Jing Wang , Jason Hou , Yonggang Fang , Yunsong Yang
发明人： Sean Cai , Wenzhong Zhang , Jing Wang , Jason Hou , Yonggang Fang , Yunsong Yang
IPC分类号： H04J3/06
CPC分类号： H04L27/2656 , H04B1/70735 , H04B2201/70702 , H04L5/0023 , H04L5/0037 , H04L5/0048 , H04L5/0091 , H04L25/0226 , H04L27/2613 , H04L27/2655 , H04L27/2657 , H04L27/2662 , H04L27/2692
摘要： Techniques for fast cell search, selection and reselection for wireless communication systems such as OFDM or OFDMA communication systems. In various implementations of the described techniques, downlink subframes from base stations to mobile stations are designed to include information in form of preambles or post-ambles in one or more downlink subframes to facilitate cell search at receiving mobile stations at high speeds. The described preambles and post-ambles may also be used to improve the accuracy of signal synchronization in time and frequency.
摘要翻译：用于诸如OFDM或OFDMA通信系统的无线通信系统的快速小区搜索，选择和重选技术。在所描述的技术的各种实施方式中，从基站到移动台的下行链路子帧被设计成在一个或多个下行链路子帧中包括前导码或后置点形式的信息，以促进在高速接收移动台的小区搜索。所描述的前导码和后置点也可以用于提高时间和频率上的信号同步的精度。

5. 发明申请

US20080240275A1 Scalable OFDM and OFDMA bandwidth allocation in communication systems 有权
标题翻译：通信系统中可扩展的OFDM和OFDMA带宽分配
公开(公告)号：US20080240275A1
公开(公告)日：2008-10-02
申请号：US12079245
申请日：2008-03-24
申请人： Sean Cai
发明人： Sean Cai
IPC分类号： H04L27/28
CPC分类号： H04L27/2602 , H04L5/0007 , H04L5/003 , H04L25/03821 , H04L27/2605
摘要： Techniques for bandwidth allocation in communication systems such as OFDM, OFDMA, or SC-FDMA systems to improve spectral efficiency and increase flexibility and adaptability with scalable single or multiple-carrier bandwidth allocation characteristics.
摘要翻译：在诸如OFDM，OFDMA或SC-FDMA系统之类的通信系统中用于带宽分配的技术，以提高频谱效率并通过可扩展的单载波或多载波带宽分配特性提高灵活性和适应性。

6. 发明授权

US07415288B1 Techniques for providing efficient transmit diversity and bandwidth segmentation in a wireless communication system 有权
标题翻译：在无线通信系统中提供有效的发射分集和带宽分段的技术
公开(公告)号：US07415288B1
公开(公告)日：2008-08-19
申请号：US11328832
申请日：2006-01-09
申请人： Jason Hou , Dazi Feng , Sean Cai , Mary Chion , Jing Wang
发明人： Jason Hou , Dazi Feng , Sean Cai , Mary Chion , Jing Wang
IPC分类号： H04M1/00
CPC分类号： H04W88/08 , H04B7/0491 , H04L5/0007 , H04L5/0023 , H04L5/0032 , H04W16/12 , H04W16/28 , H04W80/04
摘要： Wireless communication techniques for cellular deployment of wireless communication systems with transmitters in each cell to have partially overlapped transmission patterns between two adjacent transmitters. Implementations of the described techniques can provide transmit diversity with intentional partial beam pattern overlays to improve cell sectorization or frequency re-use factor, at the same time, reduce intra-cell and inter-cell interference. Various modulations may be used in the described systems, including FDMA, TDMA, and OFDMA modulation schemes.
摘要翻译：无线通信技术，用于在每个小区中具有发射机的无线通信系统的蜂窝部署以在两个相邻发射机之间具有部分重叠的传输模式。所描述的技术的实现可以提供具有有意的部分波束图案覆盖的发射分集，以改善小区扇区化或频率重用因素，同时减少小区内和小区间干扰。所描述的系统中可以使用各种调制，包括FDMA，TDMA和OFDMA调制方案。

7. 发明申请

US20060109923A1 Subcarrier cluster-based power control in wireless communications 有权
标题翻译：无线通信中基于子载波集群的功率控制
公开(公告)号：US20060109923A1
公开(公告)日：2006-05-25
申请号：US11184039
申请日：2005-10-20
申请人： Sean Cai , Jason Hou , Jing Wang , Dazi Feng , Mary Chion , Jun Han
发明人： Sean Cai , Jason Hou , Jing Wang , Dazi Feng , Mary Chion , Jun Han
IPC分类号： H04K1/10
CPC分类号： H04B7/005 , H04B7/0619 , H04B7/0691 , H04B17/24 , H04L5/0023 , H04L5/0039 , H04L5/0044 , H04L5/0053 , H04L5/006 , H04L5/0091 , H04W52/225 , H04W52/247 , H04W52/346
摘要： Devices, systems and techniques to monitor signal fading based on a cluster of subcarriers at a receiver and feedback monitored signal fading to a transmitter in wireless communication systems such as OFDM and OFDMA systems.
摘要翻译：用于基于接收机上的子载波簇监测信号衰落的装置，系统和技术，以及在诸如OFDM和OFDMA系统的无线通信系统中的反馈监视信号衰减到发射机的装置，系统和技术。

8. 发明授权

US09509464B2 Flexible OFDM/OFDMA frame structure for communication systems 有权
公开(公告)号：US09509464B2
公开(公告)日：2016-11-29
申请号：US12986097
申请日：2011-01-06
申请人： Sean Cai , Jerry Chow , Hongyun Qu , Huiying Fang
发明人： Sean Cai , Jerry Chow , Hongyun Qu , Huiying Fang
IPC分类号： H04J1/00 , H04L5/00 , H04L5/14
CPC分类号： H04L5/0044 , H04L5/0007 , H04L5/0048 , H04L5/0053 , H04L5/0091 , H04L5/1469 , H04L27/2602
摘要： A flexible OFDM/OFDMA frame structure technology for communication systems is disclosed. The OFDM frame structure technology comprises a configurable-length frame which contains a variable length subframe structure to effectively utilize OFDM bandwidth. Furthermore, the frame structure facilitates spectrum sharing between multiple communication systems.

9. 发明授权

US08699451B2 Update method of wireless relay station link relation 有权
标题翻译：无线中继站链路关系的更新方法
公开(公告)号：US08699451B2
公开(公告)日：2014-04-15
申请号：US12595622
申请日：2007-12-12
申请人： Sean Cai , Ling Xu
发明人： Sean Cai , Ling Xu
IPC分类号： H04W4/00
CPC分类号： H04B7/155 , H04B7/2606 , H04W16/26
摘要： A method for updating a connection relationship of a wireless relay station, comprises the following steps of: (a) a wireless relay station RS1 already connecting to a wireless communication network group comprising a base station and wireless relay stations subjected to the base station, and if determining that the connection relationship of RS1 needs to be changed, selecting a target node; (b) instructing RS1 to update the connection to the target node, and after receiving the instructions, RS1 starting a connection update, establishing a wireless link to a new node and releasing no longer used resource in an existing data tunnel. The present invention can fulfill the update of the connection relationship of a wireless relay station, and can take steps to further guarantee the service suspension time of the terminals and RSs subjected to the wireless relay station is the shortest.
摘要翻译：一种用于更新无线中继站的连接关系的方法，包括以下步骤：（a）已经连接到包括基站的无线通信网络组的无线中继站RS1和经受基站的无线中继站，以及如果确定需要改变RS1的连接关系，则选择目标节点; （b）指示RS1更新与目标节点的连接，在接收到指令后，RS1开始连接更新，建立到新节点的无线链路，并释放现有数据隧道中不再使用的资源。本发明可以实现无线中继站的连接关系的更新，并且可以采取步骤进一步保证终端的服务暂停时间和经受无线中继站的RS最短。

10. 发明授权

US08514822B2 Efficient acknowledgement messaging in wireless communications 有权
标题翻译：无线通信中的高效确认消息
公开(公告)号：US08514822B2
公开(公告)日：2013-08-20
申请号：US11763054
申请日：2007-06-14
申请人： Mary Chion , Sean Cai , Hongyun Qu , Cancan Huang
发明人： Mary Chion , Sean Cai , Hongyun Qu , Cancan Huang
IPC分类号： H04W4/00
CPC分类号： H04W72/005 , H04W72/08
摘要： Techniques for acknowledging message reception in a wireless OFDM/OFDMA system in clue receiving an unsolicited MAC management message at a subscriber station, operating the subscriber station to generate an acknowledgement (ACK) signal when the subscriber station receives the message from a base station, providing a pre-allocated uplink resource for the subscriber station to transmit the ACK signal to the base station without making a request to the base station for sending the ACK signal and sending the ACK signal consisting of a MAC header transmitted at the pre-allocated uplink source.
摘要翻译：用于在用户台接收非请求MAC管理消息的线索中确认无线OFDM / OFDMA系统中的消息接收的技术，当用户台从基站接收到消息时，操作用户站生成确认（ACK）信号，提供用于订户站的预分配上行链路资源，用于向基站发送ACK信号，而不向基站发送用于发送ACK信号的请求，并发送由在预先分配的上行链路源发送的MAC报头组成的ACK信号。

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