专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

81. 发明授权

US08077693B2 Resource remapping and regrouping in a wireless communication system 有权
标题翻译：无线通信系统中的资源重映射和重组
公开(公告)号：US08077693B2
公开(公告)日：2011-12-13
申请号：US12200462
申请日：2008-08-28
申请人： Jianzhong Zhang , Joonyoung Cho , Zhouyue Pi , Juho Lee , Aris Papasakellariou , Farooq Khan
发明人： Jianzhong Zhang , Joonyoung Cho , Zhouyue Pi , Juho Lee , Aris Papasakellariou , Farooq Khan
IPC分类号： H04J3/16
CPC分类号： H04L5/0048 , H04L1/0026 , H04L1/0071 , H04L1/1607 , H04L5/0007 , H04L5/0014 , H04L5/0037 , H04L5/0055 , H04L5/0057
摘要： Methods and apparatus for remapping and regrouping transmission resources in a wireless communication system. First, a set of new permutation algorithms based on Galois field operation is proposed. Then the proposed algorithms and the known Pruned Bit Reversal Ordering (PBRO) algorithm are applied to several of various resource mapping schemes, including slot or symbol level Orthogonal Cover (OC)/Cyclic Shift (CS) mapping, cell-specific slot-level and symbol-level CS hopping patterns, and subframe and slot level base sequence hopping patterns.
摘要翻译：无线通信系统中重传和重组传输资源的方法和装置。首先提出了一套基于伽罗瓦域操作的新的置换算法。然后，所提出的算法和已知的修剪比特逆序排序（PBRO）算法被应用于多种资源映射方案，包括时隙或符号级正交覆盖（OC）/循环移位（CS）映射，小区特定时隙级和符号级CS跳频模式，以及子帧和时隙级基本序列跳频模式。

82. 发明授权

US07881725B2 Method and apparatus for providing adaptive thresholding for adjustment to loading conditions 有权
标题翻译：用于提供用于调节加载条件的自适应阈值的方法和装置
公开(公告)号：US07881725B2
公开(公告)日：2011-02-01
申请号：US11480310
申请日：2006-06-30
申请人： Zhigang Rong , Lin Ma , Zhouyue Pi
发明人： Zhigang Rong , Lin Ma , Zhouyue Pi
IPC分类号： H04W72/00
CPC分类号： H04W28/18 , H04W24/00
摘要： An approach is provided for adaptively adjusting a threshold relating to a loading condition of a communication link. The threshold (e.g., rise over thermal (ROT) threshold) is adaptively adjusted the threshold based on an overshoot rate parameter that specifies number of times a target rate is exceeded and based on number of occurrences of an overshoot event.
摘要翻译：提供了一种用于自适应地调整与通信链路的加载条件相关的阈值的方法。基于指定超过目标速率的次数的过冲速率参数并且基于过冲事件的发生次数，阈值（例如，超过热（ROT）阈值上升）被自适应地调整阈值。

83. 发明授权

US07835315B2 Method and apparatus for providing addressing in a multi-carrier communication system 有权
标题翻译：用于在多载波通信系统中提供寻址的方法和装置
公开(公告)号：US07835315B2
公开(公告)日：2010-11-16
申请号：US11507933
申请日：2006-08-22
申请人： Zhouyue Pi , Zhigang Rong , Lin Ma , Fei Frank Zhou , Mark W. Cheng , Jian Gu , Zhu Yuan
发明人： Zhouyue Pi , Zhigang Rong , Lin Ma , Fei Frank Zhou , Mark W. Cheng , Jian Gu , Zhu Yuan
IPC分类号： H04H20/71
CPC分类号： H04W72/005 , H04L29/12283 , H04L29/12839 , H04L61/2061 , H04L61/6022 , H04W8/26
摘要： An approach is provided for addressing in a multiple carrier communication system. In one embodiment, a group index is assigned to a group of terminals of a communication network. The group index permits sharing of addressing indices supported by the communication network for transmission of data to the group of terminals. In another embodiment, a plurality of terminals is classified using preamble indices corresponding to the terminals into one or more classes. A multi-user packet, which utilizes the preamble indices to activate only a class of the terminals for processing the multi-user packet, is generated.
摘要翻译：提供了一种用于在多载波通信系统中寻址的方法。在一个实施例中，将组索引分配给通信网络的一组终端。组索引允许通信网络支持的寻址指标的共享，用于将数据传输到终端组。在另一个实施例中，使用对应于终端的前导码索引将多个终端分类为一个或多个类别。生成利用前导码索引仅激活一类用于处理多用户分组的终端的多用户分组。

84. 发明申请

US20100124197A1 Method and apparatus for resource allocation in a communication system 失效
标题翻译：通信系统中资源分配的方法和装置
公开(公告)号：US20100124197A1
公开(公告)日：2010-05-20
申请号：US12590462
申请日：2009-11-09
申请人： Zhouyue Pi
发明人： Zhouyue Pi
IPC分类号： H04W72/00
CPC分类号： H04L5/0044 , H04L5/0023 , H04L5/0037 , H04L5/0053 , H04L5/0094 , H04W28/06 , H04W72/042
摘要： A base station capable of communicating with a plurality of subscriber stations is configured to allocate a plurality of resource units to at least one subscriber station. The base station includes a controller configured to allocate a plurality of resource units from a two-dimensional logical matrix of resource units. The controller is configured to generate at least two indicator values, wherein the two indicator values are configured to identify the allocated resource units. The base station also includes a transmitter configured to transmit the two indicators to the subscriber station. The base station also is configured to construct the two-dimensional logical matrix that is adapted to enable contiguous and diverse resource unit allocations.
摘要翻译：能够与多个用户站通信的基站被配置为向至少一个用户站分配多个资源单元。基站包括：控制器，被配置为从资源单元的二维逻辑矩阵中分配多个资源单元。控制器被配置为生成至少两个指示符值，其中两个指示符值被配置为识别所分配的资源单元。基站还包括被配置为将两个指示符发送到用户台的发射机。基站还被配置为构造适于启用连续且多样化的资源单元分配的二维逻辑矩阵。

85. 发明申请

US20100124186A1 Method and apparatus for HARQ operation with network coding 有权
标题翻译：用于具有网络编码的HARQ操作的方法和装置
公开(公告)号：US20100124186A1
公开(公告)日：2010-05-20
申请号：US12386774
申请日：2009-04-22
申请人： Kaushik Josiam , Zhouyue Pi , Farooq Khan
发明人： Kaushik Josiam , Zhouyue Pi , Farooq Khan
IPC分类号： H04B7/14 , H04J3/24
CPC分类号： H04L1/004 , H04B7/15521 , H04L1/1819 , H04L2001/0097
摘要： For use in a wireless communication network, methods for encoding information bit streams at a relay station are provided. Each method includes receiving data packets from a base station and a mobile station. Each method also includes decoding the packets and re-encoding the packets. Each method further includes combining the re-encoded packets into another packet using an XOR operation, and transmitting the other packet to the base station and the mobile station.
摘要翻译：为了在无线通信网络中使用，提供了在中继站处对信息比特流进行编码的方法。每种方法包括从基站和移动台接收数据分组。每个方法还包括解码分组并重新编码分组。每个方法还包括使用XOR操作将重新编码的分组组合成另一分组，并且将另一分组发送到基站和移动台。

86. 发明申请

US20090268790A1 Methods and apparatus for network coding in a communication system 有权
标题翻译：通信系统中网络编码的方法和装置
公开(公告)号：US20090268790A1
公开(公告)日：2009-10-29
申请号：US12378004
申请日：2009-02-10
申请人： Kaushik Morapakkam Josiam , Zhouyue Pi , Farooq Khan
发明人： Kaushik Morapakkam Josiam , Zhouyue Pi , Farooq Khan
IPC分类号： H04B7/14
CPC分类号： H04B7/15521
摘要： A system and method for relaying communications in a wireless communication network. A relay station capable of relaying wireless communications includes a plurality of receiver antennas and a plurality of transmitter antennas. The plurality of receiver antennas is operable to receive, in a first time interval, a first communication from a base station and a second communication from a subscriber station. The plurality of transmitter antennas is operable transmit a third communication to the base station and the subscriber station in a second time interval. The relay station also includes a network encoder. The network encoder is configured to generate a combined symbol constellation. The combined symbol constellation is generated by combining a first symbol constellation transmitted in said first communication with a second symbol constellation transmitted in said second communication. Further, the third communication comprises said combined symbol constellation.
摘要翻译：一种在无线通信网络中中继通信的系统和方法。能够中继无线通信的中继站包括多个接收机天线和多个发射机天线。多个接收机天线可操作以在第一时间间隔中从基站接收第一通信和从用户台接收第二通信。多个发射机天线可操作地在第二时间间隔中向基站和用户台发送第三通信。中继站还包括网络编码器。网络编码器被配置为生成组合符号星座。通过将在所述第一通信中发送的第一符号星座与在所述第二通信中发送的第二符号星座组合来生成组合符号星座。此外，第三通信包括所述组合符号星座。

87. 发明申请

US20090253447A1 Message-based approach for improved interference power estimation 有权
标题翻译：基于消息的改进干扰功率估计方法
公开(公告)号：US20090253447A1
公开(公告)日：2009-10-08
申请号：US12286223
申请日：2008-09-29
申请人： Zhouyue Pi , Farooq Khan
发明人： Zhouyue Pi , Farooq Khan
IPC分类号： H04B15/00 , H04B7/005
CPC分类号： H04L5/0053 , H04W24/10 , H04W72/08
摘要： A method of operating a base station comprising determining one or more time-frequency resources to be used for interference power estimation, generating a message indicating the one or more time-frequency resources to be used for interference power estimation, and transmitting the message to a subscriber station.
摘要翻译：一种操作基站的方法，包括确定要用于干扰功率估计的一个或多个时间频率资源，产生指示用于干扰功率估计的一个或多个时间 - 频率资源的消息，以及将消息发送到用户站。

88. 发明申请

US20090147865A1 Uplink feedback for supporting MIMO operation in the LTE downlink 有权
标题翻译：用于在LTE下行链路中支持MIMO操作的上行链路反馈
公开(公告)号：US20090147865A1
公开(公告)日：2009-06-11
申请号：US12285095
申请日：2008-09-29
申请人： Jianzhong Zhang , Juho Lee , Farooq Khan , Zhouyue Pi
发明人： Jianzhong Zhang , Juho Lee , Farooq Khan , Zhouyue Pi
IPC分类号： H04L27/00
CPC分类号： H04L1/0029 , H04B7/0632 , H04B7/0641 , H04L5/0007 , H04W72/08 , H04W72/085
摘要： A quantization method of transmission of channel quality information (CQI) includes measuring two measurements SINRs and calculating a difference (i.e., Delta SINR) between the two measurements of the SINRs; determining a CQIbase (base channel quality information) based on one of the two measurements SINRs and a known quantization table for the CQIbase, and simultaneously receiving cell-specific or UE-specific parameters transmitted from a base station and configuring a quantization table defining a mapping method of CQIdelta (delta channel quality information) and the Delta SINR and determining the CQIdelta based on the obtained Delta SINR and the configured quantization table; and transmitting the resulting CQIdelta and CQIbase.
摘要翻译：信道质量信息（CQI）的传输的量化方法包括测量两个测量SINR并计算SINR的两个测量之间的差值（即，ΔΣRR）; 基于两个测量SINR中的一个确定CQIbase（基本信道质量信息）和用于CQIbase的已知量化表，并同时接收从基站发送的小区特定或UE特定参数，并配置定义映射的量化表 CQIdelta方法（delta信道质量信息）和Delta SINR，并且基于获得的Delta SINR和配置的量化表来确定CQIdelta; 并发送所得到的CQIdelta和CQIbase。

89. 发明申请

US20090077456A1 Methods and apparatus to generate multiple CRCs 有权
标题翻译：生成多个CRC的方法和装置
公开(公告)号：US20090077456A1
公开(公告)日：2009-03-19
申请号：US12213579
申请日：2008-06-20
申请人： Zhouyue Pi , Farooq Khan , Jianzhong Zhang
发明人： Zhouyue Pi , Farooq Khan , Jianzhong Zhang
IPC分类号： H03M13/09 , G06F11/10
CPC分类号： H03M13/09 , H03M13/27 , H03M13/6525 , H04L1/0051 , H04L1/0061 , H04L1/0083
摘要： Methods and apparatus for generating cyclic redundancy checks (CRCs). In one aspect of the present invention, a plurality of cyclic redundancy checks are calculated based upon a plurality of bits by using a selected cyclic redundancy check generator polynomial, at least one cyclic redundancy check is calculated based upon a first subset of the plurality of bits with a certain bit ordering, and at least another cyclic redundancy check is calculated based upon a second subset of the plurality of bits with a different bit ordering. The second subset of bits may overlap with the first subset of bits. In another aspect, a plurality of cyclic redundancy checks are calculated based upon a plurality of bits by using a plurality of different cyclic redundancy check generator polynomials. A first cyclic redundancy check generator polynomial is used for calculating a first cyclic redundancy check based upon a first plurality of bits, and a second cyclic redundancy check generator polynomial is used for calculating a second cyclic redundancy check based upon a second plurality of bits.
摘要翻译：用于生成循环冗余校验（CRC）的方法和装置。在本发明的一个方面中，通过使用所选择的循环冗余校验生成多项式，基于多个比特来计算多个循环冗余校验，基于多个比特的第一子集来计算至少一个循环冗余校验以一定比特排序，并且基于具有不同比特排序的多个比特的第二子集来计算至少另一个循环冗余校验。位的第二子集可以与第一子位子集重叠。在另一方面，通过使用多个不同的循环冗余校验生成多项式，基于多个比特来计算多个循环冗余校验。第一循环冗余校验生成多项式用于基于第一多个比特来计算第一循环冗余校验，并且第二循环冗余校验生成多项式用于基于第二多个比特来计算第二循环冗余校验。

90. 发明申请

US20080304588A1 Methods and apparatus for mapping control channels to resources in OFDM systems 有权
标题翻译：将控制信道映射到OFDM系统中的资源的方法和装置
公开(公告)号：US20080304588A1
公开(公告)日：2008-12-11
申请号：US11979829
申请日：2007-11-08
申请人： Zhouyue Pi
发明人： Zhouyue Pi
IPC分类号： H04L27/28
CPC分类号： H04W72/00 , H04B7/0417 , H04B7/0452 , H04B7/0632 , H04B7/0634 , H04L5/0032
摘要： A method for data transmission. The method including the steps of generating at least one resource tree, mapping a plurality of resource elements into respective leaf nodes in the at least one resource tree according to a certain mapping scheme, with each node in the at least one resource tree representing a resource allocation scheme for data transmission, and transmitting data using a resource allocation scheme selected from among the plurality of resource allocation schemes represented by respective nodes in the at least one resource tree. In response to reception of the data, a receiver decodes the data by recursively applying the plurality of resource allocation schemes represented by respective nodes in the at least one resource tree until the data is decoded.
摘要翻译：一种数据传输方法。该方法包括以下步骤：生成至少一个资源树，根据特定的映射方案将多个资源元素映射到所述至少一个资源树中的各个叶节点中，所述至少一个资源树中的每个节点表示资源用于数据传输的分配方案，以及使用从所述至少一个资源树中的相应节点表示的所述多个资源分配方案中选择的资源分配方案来发送数据。响应于数据的接收，接收机通过递归地应用由至少一个资源树中的相应节点表示的多个资源分配方案来解码数据，直到数据被解码。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式