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1. 发明申请

US20120093122A1 Method and system for transmitting position reference signal 有权
标题翻译：发送位置参考信号的方法和系统
公开(公告)号：US20120093122A1
公开(公告)日：2012-04-19
申请号：US13257854
申请日：2009-12-30
申请人： Bo Dai , Guanghui Yu , Weijun Li , Yijian Chen
发明人： Bo Dai , Guanghui Yu , Weijun Li , Yijian Chen
IPC分类号： H04W64/00 , H04W72/04
CPC分类号： H04L5/0048 , H04L5/0007 , H04L5/0053 , H04L5/0092
摘要： The present disclosure discloses a method and system for transmitting a position reference signal. Wherein the method includes: frequency domain positions for transmitting a position reference signal are n physical resource blocks, and the value of n is obtained according to signaling; time domain positions for transmitting the position reference signal are the remaining orthogonal frequency division multiplexing symbols in a subframe, except for orthogonal frequency division multiplexing symbols for transmitting a physical downlink control channel and orthogonal frequency division multiplexing symbols for transmitting a cell-specific reference signal; and the position reference signal is transmitted according to the frequency domain position and the time domain position. By adopting the method and the system of the present disclosure, the transmitting of the position reference signal is realized, and the positioning precision of a UE is ensured.
摘要翻译：本公开公开了一种用于发送位置参考信号的方法和系统。其中方法包括：用于发送位置参考信号的频域位置是n个物理资源块，并且根据信令获得n的值; 用于发送位置参考信号的时域位置是除了用于发送物理下行链路控制信道的正交频分复用符号和用于发送小区特定参考信号的正交频分复用符号之外的子帧中的剩余正交频分复用符号; 并且根据频域位置和时域位置发送位置参考信号。通过采用本公开的方法和系统，实现了位置参考信号的发送，确保了UE的定位精度。

2. 发明授权

US08761116B2 Method and system for transmitting position reference signal 有权
标题翻译：发送位置参考信号的方法和系统
公开(公告)号：US08761116B2
公开(公告)日：2014-06-24
申请号：US13257854
申请日：2009-12-30
申请人： Bo Dai , Guanghui Yu , Weijun Li , Yijian Chen
发明人： Bo Dai , Guanghui Yu , Weijun Li , Yijian Chen
IPC分类号： H04W40/00
CPC分类号： H04L5/0048 , H04L5/0007 , H04L5/0053 , H04L5/0092
摘要： The present disclosure discloses a method and system for transmitting a position reference signal. Wherein the method includes: frequency domain positions for transmitting a position reference signal are n physical resource blocks, and the value of n is obtained according to signaling; time domain positions for transmitting the position reference signal are the remaining orthogonal frequency division multiplexing symbols in a subframe, except for orthogonal frequency division multiplexing symbols for transmitting a physical downlink control channel and orthogonal frequency division multiplexing symbols for transmitting a cell-specific reference signal; and the position reference signal is transmitted according to the frequency domain position and the time domain position. By adopting the method and the system of the present disclosure, the transmitting of the position reference signal is realized, and the positioning precision of a UE is ensured.
摘要翻译：本公开公开了一种用于发送位置参考信号的方法和系统。其中方法包括：用于发送位置参考信号的频域位置是n个物理资源块，并且根据信令获得n的值; 用于发送位置参考信号的时域位置是除了用于发送物理下行链路控制信道的正交频分复用符号和用于发送小区特定参考信号的正交频分复用符号之外的子帧中的剩余正交频分复用符号; 并且根据频域位置和时域位置发送位置参考信号。通过采用本公开的方法和系统，实现了位置参考信号的发送，确保了UE的定位精度。

3. 发明申请

US20120033627A1 Method for Sending and Detecting Downlink Control Information 有权
标题翻译：发送和检测下行链路控制信息的方法
公开(公告)号：US20120033627A1
公开(公告)日：2012-02-09
申请号：US13258592
申请日：2010-04-27
申请人： Weijun Li , Bo Dai , Guanghui Yu , Yijian Chen
发明人： Weijun Li , Bo Dai , Guanghui Yu , Yijian Chen
IPC分类号： H04W72/04
CPC分类号： H04W72/042 , H04L5/0007 , H04L5/001 , H04L5/0053 , H04L5/0082 , H04L5/0094 , H04L5/14 , H04W72/1289
摘要： A method for sending and detecting downlink control information is provided. A base station carries the downlink control information in a physical downlink control channel, and sends said physical downlink control channel through component carriers. Said base station bears first type downlink control information on an anchor component carrier, and bears third type downlink control information on a prime component carrier, wherein said first type downlink control information bears one or more types of uplink scheduling information, downlink scheduling information and uplink power control information of its component carrier, said third type downlink control information bears indication information of the second type downlink control information which bears the uplink scheduling information and/or the downlink scheduling information of one or more component carriers. A terminal detects the first type downlink control information on the anchor component carries and detects the third type downlink control information on the prime component carrier.
摘要翻译：提供了发送和检测下行链路控制信息的方法。基站在物理下行链路控制信道中携带下行链路控制信息，并通过分量载波发送所述物理下行链路控制信道。所述基站在主分量载波上承载第一类型下行链路控制信息，并且对主分量载波承载第三类型下行链路控制信息，其中所述第一类型下行链路控制信息承载一种或多种类型的上行调度信息，下行链路调度信息和上行链路其分量载波的功率控制信息，所述第三类型下行链路控制信息具有承载一个或多个分量载波的上行链路调度信息和/或下行链路调度信息的第二类型下行链路控制信息的指示信息。终端检测到锚分量上的第一类型下行链路控制信息携带并检测关于主分量载波的第三类型下行链路控制信息。

4. 发明授权

US08797978B2 Method for sending and detecting downlink control information 有权
标题翻译：发送和检测下行链路控制信息的方法
公开(公告)号：US08797978B2
公开(公告)日：2014-08-05
申请号：US13258592
申请日：2010-04-27
申请人： Weijun Li , Bo Dai , Guanghui Yu , Yijian Chen
发明人： Weijun Li , Bo Dai , Guanghui Yu , Yijian Chen
IPC分类号： H04W4/00 , H04W72/04 , H04L5/14 , H04L5/00
CPC分类号： H04W72/042 , H04L5/0007 , H04L5/001 , H04L5/0053 , H04L5/0082 , H04L5/0094 , H04L5/14 , H04W72/1289
摘要： A method for sending and detecting downlink control information is provided. A base station carries the downlink control information in a physical downlink control channel, and sends said physical downlink control channel through component carriers. Said base station bears first type downlink control information on an anchor component carrier, and bears third type downlink control information on a prime component carrier, wherein said first type downlink control information bears one or more types of uplink scheduling information, downlink scheduling information and uplink power control information of its component carrier, said third type downlink control information bears indication information of the second type downlink control information which bears the uplink scheduling information and/or the downlink scheduling information of one or more component carriers. A terminal detects the first type downlink control information on the anchor component carries and detects the third type downlink control information on the prime component carrier.
摘要翻译：提供了发送和检测下行链路控制信息的方法。基站在物理下行链路控制信道中携带下行链路控制信息，并通过分量载波发送所述物理下行链路控制信道。所述基站在主分量载波上承载第一类型下行链路控制信息，并且对主分量载波承载第三类型下行链路控制信息，其中所述第一类型下行链路控制信息承载一种或多种类型的上行调度信息，下行链路调度信息和上行链路其分量载波的功率控制信息，所述第三类型下行链路控制信息具有承载一个或多个分量载波的上行链路调度信息和/或下行链路调度信息的第二类型下行链路控制信息的指示信息。终端检测到锚分量上的第一类型下行链路控制信息携带并检测关于主分量载波的第三类型下行链路控制信息。

5. 发明授权

US09025538B2 Method and system for transmitting downlink control information 有权
标题翻译：传输下行控制信息的方法和系统
公开(公告)号：US09025538B2
公开(公告)日：2015-05-05
申请号：US13257859
申请日：2009-12-29
申请人： Bo Dai , Xin Wu , Guanghui Yu , Weijun Li
发明人： Bo Dai , Xin Wu , Guanghui Yu , Weijun Li
IPC分类号： H04L1/00 , H04W28/04 , H04W48/08 , H04W48/16
CPC分类号： H04L1/0072 , H04W28/04 , H04W48/08 , H04W48/16
摘要： The present disclosure discloses a method and system for transmitting downlink control information, for solving the problem of how to indicate a transmission scheme when a cyclic redundancy check code in the downlink control channel is scrambled with the semi-persistently scheduled cell radio network temporary identifier. In order to support the bi-flow beam forming technology in the LTE-A R9, the present disclosure provides a downlink control information Format 1A, which may, when the cyclic redundancy check code in the downlink control channel is scrambled with the semi-persistently scheduled cell radio network temporary identifier, indicates a method for transmitting downlink control information, for example, single-layer transmission, transmit diversity, or a transmission scheme simultaneously involving single-layer transmission and transmit diversity, which guarantees flexibility of system schedule. The present disclosure adds no signaling overhead and has good adaptability with the LTE R8.
摘要翻译：本公开公开了一种用于发送下行链路控制信息的方法和系统，用于解决当下行链路控制信道中的循环冗余校验码被半持续调度的小区无线电网络临时标识符加扰时如何指示传输方案的问题。为了支持LTE-A R9中的双流波束形成技术，本公开提供了一种下行链路控制信息格式1A，其可以在下行链路控制信道中的循环冗余校验码被半持续地加扰表示用于发送下行链路控制信息的方法，例如单层传输，发送分集或同时涉及单层传输和发送分集的传输方案，其保证系统调度的灵活性。本公开不会增加信令开销，并且与LTE R8具有良好的适应性。

6. 发明授权

US08451790B2 Method and system for transmitting downlink control information 有权
标题翻译：传输下行控制信息的方法和系统
公开(公告)号：US08451790B2
公开(公告)日：2013-05-28
申请号：US13257773
申请日：2010-06-30
申请人： Bo Dai , Weijun Li , Guanghui Yu , Zhisong Zuo
发明人： Bo Dai , Weijun Li , Guanghui Yu , Zhisong Zuo
IPC分类号： H04W72/04 , H04J1/00 , H04L12/26
CPC分类号： H04W48/08 , H04L5/0053 , H04W88/08
摘要： The present invention discloses a method and a system for transmitting downlink control information, wherein when a base station is not configured with a carrier indicator field, the base station transmits a physical downlink control channel bearing the corresponding downlink control information on each downlink component carrier in a user equipment's physical downlink shared channel (PDSCH) carrier set, and the user equipment detects the corresponding downlink control information on each downlink component carrier in the configured PDSCH carrier set. When a base station is configured with a carrier indicator field, the base station transmits the physical downlink control channel bearing the corresponding downlink control information on each downlink component carrier in the configured physical downlink control channel (PDCCH) carrier set, and the user equipment detects the corresponding downlink control information on each downlink component carrier in the PDCCH carrier set.
摘要翻译：本发明公开了一种发送下行链路控制信息的方法和系统，其中当基站未配置载波指示符字段时，基站在每个下行链路分量载波上发送携带相应下行链路控制信息的物理下行链路控制信道，用户设备的物理下行链路共享信道（PDSCH）载波集合，并且用户设备在配置的PDSCH载波集合中检测关于每个下行链路分量载波的对应的下行链路控制信息。当基站配置有载波指示符字段时，基站在配置的物理下行链路控制信道（PDCCH）载波集合中的每个下行链路分量载波上发送携带相应的下行链路控制信息的物理下行链路控制信道，并且用户设备检测在PDCCH载波集合中的每个下行链路分量载波上的相应下行链路控制信息。

7. 发明申请

US20120195267A1 METHOD AND SYSTEM FOR TRANSMITTING DOWNLINK CONTROL INFORMATION 有权
标题翻译：用于发送下行链路控制信息的方法和系统
公开(公告)号：US20120195267A1
公开(公告)日：2012-08-02
申请号：US13257859
申请日：2009-12-29
申请人： Bo Dai , Xin Wu , Guanghui Yu , Weijun Li
发明人： Bo Dai , Xin Wu , Guanghui Yu , Weijun Li
IPC分类号： H04W72/04
CPC分类号： H04L1/0072 , H04W28/04 , H04W48/08 , H04W48/16
摘要： The present disclosure discloses a method and system for transmitting downlink control information, for solving the problem of how to indicate a transmission scheme when a cyclic redundancy check code in the downlink control channel is scrambled with the semi-persistently scheduled cell radio network temporary identifier. In order to support the bi-flow beam forming technology in the LTE-A R9, the present disclosure provides a downlink control information Format 1A, which may, when the cyclic redundancy check code in the downlink control channel is scrambled with the semi-persistently scheduled cell radio network temporary identifier, indicates a method for transmitting downlink control information, for example, single-layer transmission, transmit diversity, or a transmission scheme simultaneously involving single-layer transmission and transmit diversity, which guarantees flexibility of system schedule. The present disclosure adds no signaling overhead and has good adaptability with the LTE R8.
摘要翻译：本公开公开了一种用于发送下行链路控制信息的方法和系统，用于解决当下行链路控制信道中的循环冗余校验码被半持续调度的小区无线电网络临时标识符加扰时如何指示传输方案的问题。为了支持LTE-A R9中的双流波束形成技术，本公开提供了一种下行链路控制信息格式1A，其可以在下行链路控制信道中的循环冗余校验码被半持续地加扰表示用于发送下行链路控制信息的方法，例如单层传输，发送分集或同时涉及单层传输和发送分集的传输方案，其保证系统调度的灵活性。本公开不会增加信令开销，并且与LTE R8具有良好的适应性。

8. 发明申请

US20120207103A1 Method and System for Transmitting Downlink Control Information 有权
标题翻译：用于发送下行链路控制信息的方法和系统
公开(公告)号：US20120207103A1
公开(公告)日：2012-08-16
申请号：US13257773
申请日：2010-06-30
申请人： Bo Dai , Weijun Li , Guanghui Yu , Zhisong Zuo
发明人： Bo Dai , Weijun Li , Guanghui Yu , Zhisong Zuo
IPC分类号： H04W4/00
CPC分类号： H04W48/08 , H04L5/0053 , H04W88/08
摘要： The present invention discloses a method and a system for transmitting downlink control information, wherein when a base station is not configured with a carrier indicator field, the base station transmits a physical downlink control channel bearing the corresponding downlink control information on each downlink component carrier in a user equipment's physical downlink shared channel (PDSCH) carrier set, and the user equipment detects the corresponding downlink control information on each downlink component carrier in the configured PDSCH carrier set. When a base station is configured with a carrier indicator field, the base station transmits the physical downlink control channel bearing the corresponding downlink control information on each downlink component carrier in the configured physical downlink control channel (PDCCH) carrier set, and the user equipment detects the corresponding downlink control information on each downlink component carrier in the PDCCH carrier set.
摘要翻译：本发明公开了一种发送下行链路控制信息的方法和系统，其中当基站未配置载波指示符字段时，基站在每个下行链路分量载波上发送携带相应下行链路控制信息的物理下行链路控制信道，用户设备的物理下行链路共享信道（PDSCH）载波集合，并且用户设备在配置的PDSCH载波集合中检测关于每个下行链路分量载波的对应的下行链路控制信息。当基站配置有载波指示符字段时，基站在配置的物理下行链路控制信道（PDCCH）载波集合中的每个下行链路分量载波上发送携带相应的下行链路控制信息的物理下行链路控制信道，并且用户设备检测在PDCCH载波集合中的每个下行链路分量载波上的相应下行链路控制信息。

9. 发明申请

US20120093101A1 Method and system for transmitting position reference signal 有权
标题翻译：发送位置参考信号的方法和系统
公开(公告)号：US20120093101A1
公开(公告)日：2012-04-19
申请号：US13257847
申请日：2009-12-30
申请人： Bo Dai , Guanghui Yu , Weijun Li , Xun Yang
发明人： Bo Dai , Guanghui Yu , Weijun Li , Xun Yang
IPC分类号： H04B7/208 , H04W72/04 , H04W8/00
CPC分类号： H04L5/0048 , G01S1/20 , H04L5/005 , H04L27/2613 , H04W64/00
摘要： The present disclosure provides a method and system for transmitting a position reference signal, which includes: acquiring a currently needed Position Reference Signal (PRS) sequence with a length of 2×NRBPRS, wherein NRBPRS is the PRS bandwidth configured by high layer signaling, which is represented by a unit of a resource block; determining the position of the PRS sequence in a physical resource block; and transmitting the acquired PRS sequence on the determined position. With the method of the present disclosure, a currently needed PRS sequence is acquired directly, or at first, a PRS sequence with the maximum length is generated, and then the currently needed PRS sequence is intercepted from the PRS sequence with the maximum length. The present disclosure ensures that an effective PRS sequence can be acquired in any circumstance, thereby ensuring the realization of the positioning function of the PRS.
摘要翻译：本公开提供了一种用于发送位置参考信号的方法和系统，其包括：获取具有2×NRBPRS长度的当前所需的位置参考信号（PRS）序列，其中NRBPRS是由高层信令配置的PRS带宽，其中由资源块的单位表示; 确定物理资源块中PRS序列的位置; 以及在所确定的位置上传送所获取的PRS序列。利用本公开的方法，直接获取当前需要的PRS序列，或者首先生成具有最大长度的PRS序列，然后从具有最大长度的PRS序列截取当前所需的PRS序列。本公开确保在任何情况下可以获得有效的PRS序列，从而确保实现PRS的定位功能。

10. 发明授权

US08654727B2 Method and system for transmitting position reference signal 有权
标题翻译：发送位置参考信号的方法和系统
公开(公告)号：US08654727B2
公开(公告)日：2014-02-18
申请号：US13257847
申请日：2009-12-30
申请人： Bo Dai , Guanghui Yu , Weijun Li , Xun Yang
发明人： Bo Dai , Guanghui Yu , Weijun Li , Xun Yang
IPC分类号： H04W4/00
CPC分类号： H04L5/0048 , G01S1/20 , H04L5/005 , H04L27/2613 , H04W64/00
摘要： The present disclosure provides a method and system for transmitting a position reference signal, which includes: acquiring a currently needed Position Reference Signal (PRS) sequence with a length of 2×NRBPRS, wherein NRBPRS is the PRS bandwidth configured by high layer signaling, which is represented by a unit of a resource block; determining the position of the PRS sequence in a physical resource block; and transmitting the acquired PRS sequence on the determined position. With the method of the present disclosure, a currently needed PRS sequence is acquired directly, or at first, a PRS sequence with the maximum length is generated, and then the currently needed PRS sequence is intercepted from the PRS sequence with the maximum length. The present disclosure ensures that an effective PRS sequence can be acquired in any circumstance, thereby ensuring the realization of the positioning function of the PRS.
摘要翻译：本公开提供了一种用于发送位置参考信号的方法和系统，其包括：获取具有2×NRBPRS长度的当前所需的位置参考信号（PRS）序列，其中NRBPRS是由高层信令配置的PRS带宽，其中由资源块的单位表示; 确定物理资源块中PRS序列的位置; 以及在所确定的位置上传送所获取的PRS序列。利用本公开的方法，直接获取当前需要的PRS序列，或者首先生成具有最大长度的PRS序列，然后从具有最大长度的PRS序列截取当前所需的PRS序列。本公开确保在任何情况下可以获得有效的PRS序列，从而确保实现PRS的定位功能。

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