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    • 85. 发明申请
    • FALSE DETECTION REDUCTION DURING MULTI-CARRIER OPERATION
    • 在多载波运行期间的虚假检测减少
    • US20110110315A1
    • 2011-05-12
    • US12770269
    • 2010-04-29
    • Wanshi ChenPeter GaalJuan Montojo
    • Wanshi ChenPeter GaalJuan Montojo
    • H04L27/06H04W72/04
    • H04L5/0053H04L1/00
    • Systems and methodologies are described that facilitate reducing false detections of control channels during blind decode when multiple component carriers are configured. A UE can perform blind detection of control channels on a plurality of carriers, wherein each control channel detected can be validated to reduce false detections. In one aspect, a reference carrier can be selected, wherein one or more detected control channels are validated so long as one detected control channel is on the reference carrier. In another aspect, control channel can be bundled such that multiple control channel detections are required for validation. Moreover, dummy control channels can be introduced that provide UE with guidance during blind decoding, as well as provide validation of detections. Further, various combinations of a reference carrier, bundling, and/or a dummy control channel can be utilized.
    • 描述了系统和方法,其有助于在配置多个分量载波时,在盲解码期间减少控制信道的错误检测。 UE可以执行多个载波上的控制信道的盲检测,其中检测到的每个控制信道可被验证以减少错误检测。 一方面,可以选择参考载波,其中一个或多个检测到的控制信道被验证,只要一个检测到的控制信道在参考载波上。 在另一方面,可以捆绑控制信道,使得需要多个控制信道检测来进行验证。 此外,可以引入虚拟控制信道,在盲解码期间为UE提供指导,以及提供检测的验证。 此外,可以利用参考载波,捆绑和/或虚拟控制信道的各种组合。
    • 87. 发明申请
    • MULTIPLEXING AND CODING SCHEMES FOR MULTIPLE TRANSMIT ANTENNAS IN A WIRELESS COMMUNICATION SYSTEM
    • 无线通信系统中多个发射天线的多路复用和编码方案
    • US20100202559A1
    • 2010-08-12
    • US12687576
    • 2010-01-14
    • Xiliang LuoPeter GaalWanshi ChenJuan MontojoXiaoxia Zhang
    • Xiliang LuoPeter GaalWanshi ChenJuan MontojoXiaoxia Zhang
    • H04L27/00
    • H04B7/0678H04B7/0684H04B7/0697
    • Techniques for transmitting data from multiple transmit antennas using space orthogonal resource transmit diversity (SORTD) are described. For the SORTD scheme, a different orthogonal resource may be assigned to each transmit antenna. Data may be sent from the multiple transmit antennas using multiple orthogonal resources. In one design, a UE may process at least one information bit (e.g., with joint or independent coding) to obtain first and second sets of at least one modulation symbol. The UE may process the first set of modulation symbol(s) for transmission from the first transmit antenna using a first orthogonal resource. The UE may process the second set of modulation symbol(s) for transmission from the second transmit antenna using a second orthogonal resource. Each orthogonal resource may include a different reference signal sequence or a different set of reference signal sequence and orthogonal sequence.
    • 描述了使用空间正交资源发射分集(SORTD)从多个发射天线发射数据的技术。 对于SORTD方案,可以将不同的正交资源分配给每个发射天线。 可以使用多个正交资源从多个发射天线发送数据。 在一种设计中,UE可以处理至少一个信息比特(例如,具有联合或独立编码)以获得第一和第二组至少一个调制符号。 UE可以使用第一正交资源处理第一组调制符号以从第一发射天线发射。 UE可以使用第二正交资源处理第二组调制符号以从第二发射天线发射。 每个正交资源可以包括不同的参考信号序列或不同的参考信号序列集合和正交序列。
    • 88. 发明申请
    • UPLINK OPEN-LOOP SPATIAL MULTIPLEXING IN WIRELESS COMMUNICATIONS
    • 无线通信中的上行开环空间多路复用
    • US20100195759A1
    • 2010-08-05
    • US12697619
    • 2010-02-01
    • Peter GaalXiliang LuoWanshi ChenJuan MontojoXiaoxia Zhang
    • Peter GaalXiliang LuoWanshi ChenJuan MontojoXiaoxia Zhang
    • H04L27/00
    • H04L25/03343H04B7/0617H04B7/0639H04L1/06H04L1/1893H04L2025/03426
    • Systems and methodologies are described that facilitate cycling through precoders for transmitting wireless network communications in a time domain. The precoders can be cycled according to a precoder sequence for each data symbol transmission. When the last precoder is selected the cycle can begin again, a new precoder sequence can be received or defined, and/or the like. A precoder sequence related to a subset of precoders present in a wireless device can be defined sequentially, cyclically shifted according to an identifier or one or more communications parameters, randomly, pseudo-randomly according to an identifier or one or more communications parameters, and/or the like. In addition, the precoder sequence can be utilized to select a precoder for one or more retransmissions. Such cycling of precoders can increase transmit diversity.
    • 描述了有助于循环通过用于在时域中发送无线网络通信的预编码器的系统和方法。 预编码器可以根据每个数据符号传输的预编码器序列循环。 当选择最后一个预编码器时,循环可以再次开始,可以接收或定义新的预编码器序列和/或类似物。 可以根据标识符或一个或多个通信参数根据标识符或一个或多个通信参数随机地随机地定义与存在于无线设备中的预编码器子集相关的预编码器序列和/ 或类似物。 此外,预编码器序列可用于为一个或多个重传选择预编码器。 预编码器的这种循环可以增加发射分集。
    • 89. 发明申请
    • FREQUENCY HOPPING IN A WIRELESS COMMUNICATION NETWORK
    • 在无线通信网络中频繁使用
    • US20100189032A1
    • 2010-07-29
    • US12621945
    • 2009-11-19
    • Wanshi ChenPeter GaalJuan MontojoMasato KitazoeSaiyiu Duncan HoNathan E. Tenny
    • Wanshi ChenPeter GaalJuan MontojoMasato KitazoeSaiyiu Duncan HoNathan E. Tenny
    • H04B1/713H04W4/00
    • H04B1/7143
    • Techniques for performing frequency hopping in a wireless network are described. In an aspect, frequency hopping may be performed based on both cell identity (ID) and system time information. In one design, a user equipment (UE) may determine a cell ID of a cell and may obtain system time information for the cell. The UE may determine resources to use for transmission with frequency hopping based on the cell ID and the system time information. In one design, the UE may initialize a PN generator in each radio frame with an initial value determined based on the cell ID and a system frame number (SFN) for the radio frame. The UE may determine the resources to use for transmission based on a hopping function, a mirroring function, and a PN sequence from the PN generator. The UE may send a transmission on the resources to the cell.
    • 描述用于在无线网络中执行跳频的技术。 在一个方面,可以基于小区标识(ID)和系统时间信息来执行跳频。 在一种设计中,用户设备(UE)可以确定小区的小区ID,并且可以获得小区的系统时间信息。 UE可以基于小区ID和系统时间信息来确定用于使用跳频进行传输的资源。 在一种设计中,UE可以利用基于小区ID确定的初始值和无线电帧的系统帧号(SFN)来初始化每个无线电帧中的PN发生器。 基于来自PN发生器的跳频功能,镜像功能和PN序列,UE可以确定用于传输的资源。 UE可以向资源发送资源上的传输。