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    • 6. 发明申请
    • PRE-CODING FOR DOWNLINK CONTROL CHANNEL
    • 下行控制通道预编码
    • US20110222629A1
    • 2011-09-15
    • US13130280
    • 2008-11-20
    • Lars Erik LindhTimo Eric RomanJuha HeiskalaTommi Tapani Koivisto
    • Lars Erik LindhTimo Eric RomanJuha HeiskalaTommi Tapani Koivisto
    • H04W4/00
    • H04L1/0001H04B7/0615H04B7/0689
    • Precoding information is provided (implicitly or explicitly) to a particular user equipment UE. Closed-loop spatial coding for a control channel is selected for the particular user equipment, and at least one control channel element CCE is determined within the particular user equipment's search space of the control channel that is associated with the provided precoding information. The determined at least one CCE is spatially encoded using the provided precoding information to schedule radio resources for the particular user equipment. The UE determines a search space for a control channel, and from received radio resource control signaling determines at least one CCE within the search space that is to be encoded with closed-loop spatial coding. The UE decodes the determined at least one CCE within the search space using a closed-loop spatial decoding with precoding information associated with the at least one CCE to find radio resources scheduled for the particular UE.
    • 向特定用户设备UE(隐式地或明确地)提供预编码信息。 为特定用户设备选择用于控制信道的闭环空间编码,并且在与所提供的预编码信息相关联的控制信道的特定用户设备的搜索空间内确定至少一个控制信道单元CCE。 使用所提供的预编码信息对所确定的至少一个CCE进行空间编码,以调度用于特定用户设备的无线电资源。 UE确定用于控制信道的搜索空间,并且从接收到的无线电资源控制信令确定要在空间中进行编码的闭环空间编码中的至少一个CCE。 UE使用具有与至少一个CCE相关联的预编码信息的闭环空间解码来解码搜索空间内确定的至少一个CCE,以找到为特定UE调度的无线电资源。
    • 7. 发明申请
    • Methods, Apparatuses and Related Computer Program Product for Control Information Signaling
    • 控制信息信令的方法,设备及相关计算机程序产品
    • US20130021989A1
    • 2013-01-24
    • US13520772
    • 2010-01-07
    • Esa Tapani TiirolaTimo Erkki LunttilaKari Pekka PajukoskiKari Juhani HooliPeng ChenTommi Tapani Koivisto
    • Esa Tapani TiirolaTimo Erkki LunttilaKari Pekka PajukoskiKari Juhani HooliPeng ChenTommi Tapani Koivisto
    • H04W72/04
    • H04L5/0053
    • Methods, apparatuses and related computer program product for control information signaling. It is disclosed a method/apparatus comprising predetermining, specifically for each of a plurality of terminals, a transmission mode in correspondence with a predetermined second control information format, transmitting, in a first predetermined portion of a set of control channel candidates, a first control information format of a first size, defining, based on the second control information format, a scheduling grant format of a second size different from the first size to be applied on a second predetermined portion of the set of control channel candidates, equating the first size so as to match with the second size, and transmitting, in the second predetermined portion, the equated first control information; and a method/apparatus comprising monitoring, in the first and second predetermined portions, reception of the first control information format, upon reception of a configuration message relating to the transmission mode, continuing the monitoring and monitoring reception of the scheduling grant format.
    • 用于控制信息信令的方法,装置和相关计算机程序产品。 公开了一种方法/装置,其特征在于,针对多个终端中的每一个预先确定与预定的第二控制信息格式对应的传输模式,在一组控制信道候选的第一预定部分中发送第一控制 第一尺寸的信息格式,基于第二控制信息格式定义与要应用于该组控制信道候选的第二预定部分的第一大小不同的第二大小的调度许可格式,将第一尺寸 以与第二尺寸相匹配,并且在第二预定部分中传送等式的第一控制信息; 以及一种方法/装置,包括在接收到与传输模式相关的配置消息时,在第一和第二预定部分中监视第一控制信息格式的接收,继续监视和监视接收调度授权格式。
    • 9. 发明授权
    • Initialization of reference signal scrambling
    • 参考信号加扰初始化
    • US08300587B2
    • 2012-10-30
    • US12715353
    • 2010-03-01
    • Mieszko ChmielPeng ChenTommi Tapani KoivistoXiang Guang CheTimo Eric Roman
    • Mieszko ChmielPeng ChenTommi Tapani KoivistoXiang Guang CheTimo Eric Roman
    • H04W4/00H04J3/16
    • H04J11/0069H04L27/2613
    • A scrambling sequence is initialized using at least a cell identifier and an offset, and a physical downlink control information DCI is sent to a user equipment which indicates the offset. In more particular embodiments a user equipment-specific reference signal UE-RS is scrambled using the initialized scrambling sequence, and the scrambled UE-RS is sent to the UE for demodulating a downlink shared channel (PDSCH). In another exemplary embodiment the generated UE-RS is sent in a pilot part of a subframe transmission associated with the PDSCH and is for demodulating at least a data part of that subframe transmission. In a specific embodiment from the UE side, the UE receives the UE-RS and the DCI which indicates the offset, descrambles the UE-RS using a scrambling sequence that is initialized using a cell identifier and the indicated offset; and demodulates the PDSCH using the de-scrambled UE-RS.
    • 使用至少小区标识符和偏移来初始化加扰序列,并且向指示偏移的用户设备发送物理下行链路控制信息DCI。 在更具体的实施例中,使用初始化的加扰序列对用户设备专用参考信号UE-RS进行加扰,并且将加扰的UE-RS发送给用于解调下行链路共享信道(PDSCH)的UE。 在另一个示例性实施例中,所生成的UE-RS在与PDSCH相关联的子帧传输的导频部分中被发送,并且用于解调该子帧传输的至少一个数据部分。 在来自UE侧的特定实施例中,UE接收指示偏移的UE-RS和DCI,使用使用小区标识符和指示的偏移量初始化的加扰序列来解扰UE-RS; 并使用去加扰的UE-RS解调PDSCH。