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    • 11. 发明申请
    • RANGING AND DISTANCE BASED SPECTRUM SELECTION IN COGNITIVE RADIO
    • 认知无线电中基于范围和距离的频谱选择
    • WO2011133771A1
    • 2011-10-27
    • PCT/US2011/033427
    • 2011-04-21
    • QUALCOMM INCORPORATEDNAGARAJA, Nagendra
    • NAGARAJA, Nagendra
    • H04W72/04
    • H04W72/048H04W16/14H04W72/085
    • A method and apparatus for performing spectral allocation for a wireless link in a wireless communication system is disclosed. The method determines a distance/range for the wireless link and assigns an optimal sub-carrier frequency to the wireless link based on (1) a higher frequency to lower frequency priority and (2) on the value of the distance/range of the wireless link and (3) on the presence or absence of a primary user in a spectrum of the wireless link. Higher frequency sub-carriers are assigned to wireless links that have a shorter distance/range and lower frequency sub-carriers are assigned to wireless links that have a longer distance/range. The method of the present work increases the spectral efficiency of the wireless communication system and improves system bandwidth.
    • 公开了一种用于在无线通信系统中为无线链路执行频谱分配的方法和装置。 该方法确定无线链路的距离/范围,并且基于(1)较高频率到较低频率优先级和(2)无线链路的距离/范围的值,向无线链路分配最佳子载波频率 链接和(3)无线链路的频谱中的主用户的存在或不存在。 较高频率的子载波被分配给具有较短距离/范围的无线链路,并且较低频率的子载波被分配给具有较长距离/范围的无线链路。 本工作的方法提高了无线通信系统的频谱效率,提高了系统带宽。
    • 15. 发明申请
    • DATA TRANSMISSION VIA A RELAY STATION WITH ACK/NACK FEEDBACK
    • 数据传输通过ACK / NACK反馈的中继站
    • WO2011140395A3
    • 2012-02-02
    • PCT/US2011035425
    • 2011-05-05
    • QUALCOMM INCNAGARAJA NAGENDRA
    • NAGARAJA NAGENDRA
    • H04B7/26
    • H04B7/15557H04B7/2606H04L1/0007H04L1/0076H04L1/1692H04L1/1819H04L5/0091H04L27/2614H04L2001/0097
    • Techniques for supporting communication by a relay station are described. In an aspect, the relay station may support NACK Type 1 when operating in an amplify-and-forward (AF) mode. The relay station may receive a first transmission of a packet from an upstream station, determine PAPR of the first transmission, and send NACK Type 1 to the upstream station if high PAPR is detected. In another aspect, the relay station may support NACK Type 1 and NACK Type 2 when operating in a decode-and-forward (DF) mode. The relay station may perform PAPR decoding for the first transmission, send NACK Type 1 if PAPR decoding fails, perform channel decoding if PAPR decoding passes, and send NACK Type 2 to the upstream station if channel decoding fails. In yet another aspect, the relay station may operate in the AF mode or the DF mode.
    • 描述了用于支持中继站通信的技术。 在一方面,当以放大转发(AF)模式操作时,中继站可以支持NACK类型1。 中继站可以接收来自上游站的分组的第一次传输,确定第一传输的PAPR,并且如果检测到高PAPR,则将NACK类型1发送到上游站。 在另一方面,当以解码转发(DF)模式工作时,中继站可以支持NACK类型1和NACK类型2。 如果PAPR解码失败,则中继站可以执行PAPR解码,如果PAPR解码失败,则发送NACK类型1,如果PAPR解码通过则执行信道解码,如果信道解码失败,则将NACK类型2发送到上游站。 在另一方面,中继站可以在AF模式或DF模式下操作。
    • 16. 发明申请
    • DATA TRANSMISSION VIA A RELAY STATION WITH ACK/NACK FEEDBACK
    • 数据传输通过ACK / NACK反馈的中继站
    • WO2011140395A2
    • 2011-11-10
    • PCT/US2011/035425
    • 2011-05-05
    • QUALCOMM IncorporatedNAGARAJA, Nagendra
    • NAGARAJA, Nagendra
    • H04B7/26
    • H04B7/15557H04B7/2606H04L1/0007H04L1/0076H04L1/1692H04L1/1819H04L5/0091H04L27/2614H04L2001/0097
    • Techniques for supporting communication by a relay station are described. In an aspect, the relay station may support NACK Type 1 when operating in an amplify-and-forward (AF) mode. The relay station may receive a first transmission of a packet from an upstream station, determine PAPR of the first transmission, and send NACK Type 1 to the upstream station if high PAPR is detected. In another aspect, the relay station may support NACK Type 1 and NACK Type 2 when operating in a decode-and-forward (DF) mode. The relay station may perform PAPR decoding for the first transmission, send NACK Type 1 if PAPR decoding fails, perform channel decoding if PAPR decoding passes, and send NACK Type 2 to the upstream station if channel decoding fails. In yet another aspect, the relay station may operate in the AF mode or the DF mode.
    • 描述了用于支持中继站通信的技术。 在一方面,当以放大转发(AF)模式操作时,中继站可以支持NACK类型1。 中继站可以接收来自上游站的分组的第一次传输,确定第一传输的PAPR,并且如果检测到高PAPR,则将NACK类型1发送到上游站。 在另一方面,当以解码转发(DF)模式工作时,中继站可以支持NACK类型1和NACK类型2。 如果PAPR解码失败,则中继站可以执行PAPR解码,如果PAPR解码失败,则发送NACK类型1,如果PAPR解码通过则执行信道解码,如果信道解码失败,则将NACK类型2发送到上游站。 在另一方面,中继站可以在AF模式或DF模式下操作。
    • 17. 发明申请
    • TRANSMISSION POWER CONTROL IN MULTI-HOP NETWORKS
    • 多跳网络中的传输功率控制
    • WO2011075704A2
    • 2011-06-23
    • PCT/US2010/061155
    • 2010-12-17
    • QUALCOMM IncorporatedNAGARAJA, Nagendra
    • NAGARAJA, Nagendra
    • H04W52/12H04W52/34H04W52/22H04W52/24H04W52/46
    • H04W52/12H04W52/225H04W52/241H04W52/343H04W52/46
    • Systems and methodologies are described that facilitate providing power control for intermediary access points in wireless networks, such as relay nodes. Parameters related to intermediary access point communications can be provided to a serving access point, and the serving access point can generate power adjustment values and related commands based at least in part on the parameters. The parameters can include load on the intermediary access point, signal-to-interference-and-noise ratio (SINR) and/or similar parameters related to communications between the intermediary access points and/or one or more UEs, etc . In addition, end-to-end power control can be provided where intermediary access points report SINR to serving access points allowing serving access points to adjust downlink transmission power.
    • 描述了有助于为无线网络(例如中继节点)中的中间接入点提供功率控制的系统和方法。 可以将与中间接入点通信有关的参数提供给服务接入点,并且服务接入点可以至少部分地基于这些参数来生成功率调整值和相关命令。 参数可以包括中间接入点上的负载,信号与干扰和噪声比(SINR)和/或与中间接入点和/或一个或多个UE之间的通信相关的类似参数等。 / i>的。 另外,当中间接入点向服务接入点报告SINR时,可以提供端到端的功率控制,从而允许服务接入点调整下行链路传输功率。
    • 19. 发明申请
    • METHOD AND APPARATUS FOR PROVIDING CALLER RECOGNITION BASED ON BIOMETRIC DATA AND BIOMETRIC MOBILE DEVICE ADDRESS BOOK
    • 基于生物量数据和生物移动设备地址簿提供呼叫者识别的方法和装置
    • WO2010135256A1
    • 2010-11-25
    • PCT/US2010/035139
    • 2010-05-17
    • QUALCOMM INCORPORATEDNAGARAJA, Nagendra
    • NAGARAJA, Nagendra
    • H04M1/57
    • H04M1/575H04M1/576H04M2250/12
    • Mobile devices transmit biometric data with a call initiation request to enable caller recognition within a contacts database so that caller information can be displayed even if the incoming telephone number is not recognized. A mobile device used to place a call gathers biometric data, such as a fingerprint scan. To protect user identity information the biometric data may be distorted or otherwise modified. The caller biometric data may be communicated as part of a call initiation process. The called mobile device may include a contacts database which includes within the data records stored biometric data associated with contacts. The called mobile device compares received biometric data to biometric data stored within the contacts database to determine if there is a match. If a match or partial match is determined, the contact record associated with that matching biometric data can be accessed and the associated contact information displayed.
    • 移动设备通过呼叫发起请求发送生物特征数据,以便在联系人数据库内启用呼叫者识别,使得即使未识别呼入的电话号码也可以显示呼叫者信息。 用于放置呼叫的移动设备收集生物特征数据,如指纹扫描。 为了保护用户身份信息,生物特征数据可能会失真或以其他方式修改。 呼叫者生物特征数据可以作为呼叫发起过程的一部分被传送。 所呼叫的移动设备可以包括联系人数据库,其在数据记录内包含与联系人相关联的存储的生物测定数据。 被叫移动设备将接收到的生物特征数据与存储在联系人数据库内的生物特征数据进行比较,以确定是否存在匹配。 如果确定匹配或部分匹配,则可以访问与该匹配生物特征数据相关联的联系人记录,并显示相关联的联系信息。