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1. 发明专利

JP2013211870A Methods and apparatus for adjacent channel interference mitigation in access point base stations 有权
标题翻译：接入点基站中相邻通道干扰减轻的方法和装置
公开(公告)号：JP2013211870A
公开(公告)日：2013-10-10
申请号：JP2013098644
申请日：2013-05-08
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： PALANKI RAVI , JI TINGFANG , GAAL PETER
IPC分类号： H04W72/04 , H04W16/18 , H04W52/16 , H04W84/10
CPC分类号： H04L5/0073 , H04W52/143 , H04W52/244
摘要： PROBLEM TO BE SOLVED: To provide apparatus and methods for interference mitigation in wireless communication networks.SOLUTION: The method comprises: determining that a first plurality of subcarriers within a first carrier bandwidth are used for carrying a first set of uplink control channels to a macrocell node; and allocating a second plurality of subcarriers within a second carrier bandwidth for use in carrying a second set of the uplink control channels to a femtocell node, where the first plurality of subcarriers and the second plurality of subcarriers are orthogonal.
摘要翻译：要解决的问题：提供无线通信网络中的干扰减轻的装置和方法。解决方案：所述方法包括：确定第一载波带宽内的第一多个子载波用于将第一组上行链路控制信道传送到宏小区节点; 以及在第二载波带宽内分配用于将第二组上行链路控制信道携带到毫微微小区节点的第二多个子载波，其中第一多个子载波和第二多个子载波是正交的。

2. 发明专利

JP2013153471A System and method to enable resource partitioning in wireless networks 有权
标题翻译：在无线网络中实现资源分配的系统和方法
公开(公告)号：JP2013153471A
公开(公告)日：2013-08-08
申请号：JP2013038959
申请日：2013-02-28
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： KAPIL BHATTAD , PALANKI RAVI
IPC分类号： H04W16/14 , H04J99/00 , H04W92/20
CPC分类号： H04W72/0406 , H04W72/0413 , H04W92/20
摘要： PROBLEM TO BE SOLVED: To provide a system that facilitates improved resource partitioning and interference management in a wireless communication system.SOLUTION: Techniques are described herein for the transmission of various types of signaling, such as Access Request commands, Reverse Link Special Resource Utilization Message (R-SRUM) signaling, and Forward Link Special Resource Utilization Message (F-SRUM) signaling, for managing interference associated with range extension, restricted association networks, and other jamming scenarios. Downlink resource coordination and interference management are accomplished through the use of Access Request or R-SRUM signaling conducted in a unicast or broadcast fashion, and uplink resource coordination and interference management are accomplished through the use of F-SRUM signaling. A clean communication channel such as a Low Reuse Preamble (LRP) channel can be utilized for interference management signaling.
摘要翻译：要解决的问题：提供一种便于在无线通信系统中改进资源划分和干扰管理的系统。解决方案：这里描述了用于传输各种类型的信令的技术，诸如接入请求命令，反向链路特殊资源利用消息（R-SRUM）信令和前向链路特殊资源利用消息（F-SRUM）信令，用于管理与范围扩展相关联的干扰，受限关联网络和其他干扰场景。通过使用以单播或广播方式进行的接入请求或R-SRUM信令来实现下行链路资源协调和干扰管理，并且通过使用F-SRUM信令来实现上行链路资源协调和干扰管理。诸如低重复前导码（LRP）信道之类的干净的通信信道可以用于干扰管理信令。

3. 发明专利

JP2013081176A Signal transmission in wireless communication system 有权
标题翻译：无线通信系统中的信号传输
公开(公告)号：JP2013081176A
公开(公告)日：2013-05-02
申请号：JP2012219596
申请日：2012-10-01
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： ALEXEI GOROKHOV , KHANDEKAR AAMOD , PALANKI RAVI
IPC分类号： H04J11/00 , H04B1/04 , H04J1/00 , H04W52/24
CPC分类号： H04L5/0007 , H04L5/0026 , H04L5/0053 , H04L5/0073 , H04L25/0228 , H04L25/03305 , H04W24/00 , H04W48/08 , H04W52/24 , H04W52/243 , H04W52/247 , H04W52/281 , H04W52/343 , H04W52/56 , H04W52/58
摘要： PROBLEM TO BE SOLVED: To reduce inter-sector interference and any intra-sector interference in an OFDMA communication system.SOLUTION: For interference control in a wireless network: another sector interference (OSI) report from a terminal is received (802); the OSI report is assessed (804); if a result thereof indicates excessive interference, the transmit power is reduced with a large down step size and/or at a fast rate (808); if the result indicates high interference, the transmit power is reduced with a nominal down step size and/or at a nominal rate; and, if the result indicates neither excessive interference nor high interference, the transmit power is increased (814).
摘要翻译：要解决的问题：为了减少OFDMA通信系统中的扇区间干扰和任何扇区内干扰。解决方案：对于无线网络中的干扰控制：接收来自终端的另一扇区干扰（OSI）报告（802）; OSI报告被评估（804）; 如果其结果表示过多的干扰，则以大的下降步长和/或以快速速率减小发射功率（808）; 如果结果表明高干扰，则发射功率以标称下降步长和/或标称速率降低; 并且如果结果既不表示干扰过大也不表示高干扰，则传输功率增加（814）。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2013062842A Synchronous tdm-based communication in dominant interference scenario 审中-公开
标题翻译：主要干扰场景同步基于TDM的通信
公开(公告)号：JP2013062842A
公开(公告)日：2013-04-04
申请号：JP2012240586
申请日：2012-10-31
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： KAPIL BHATTAD , PALANKI RAVI
IPC分类号： H04W24/04 , H04W88/08
CPC分类号： H04W72/082 , H04J3/02 , H04J11/005 , H04J11/0069 , H04W16/14 , H04W16/32
摘要： PROBLEM TO BE SOLVED: To provide a technique for mitigating interference due to a reference signal, or a technique for mitigating interference to the reference signal, in a heterogeneous network.SOLUTION: Interference due to a first reference signal from a first station (for example, a base station) may be mitigated by canceling the interference at a second station (for example, UE) or by selecting a plurality of different resources for sending a second reference signal by the second station (for example, another base station) to avoid collision with the first reference signal. In another aspect, a relay can transmit in an MBSFN mode in a plurality of subframes in which it listens to a macro base station, and transmit in a regular mode in a plurality of subframes in which it transmits to a plurality of pieces of UE.
摘要翻译：要解决的问题：提供一种用于在异构网络中减轻由于参考信号引起的干扰或减轻对参考信号的干扰的技术的技术。解决方案：可以通过消除第二站（例如，UE）处的干扰或通过选择多个不同的资源来减轻由于来自第一站（例如，基站）的第一参考信号的干扰由第二站（例如，另一基站）发送第二参考信号，以避免与第一参考信号的冲突。另一方面，中继站可以在其收听宏基站的多个子帧中以MBSFN模式进行发送，并在其发送到多个UE的多个子帧中以规则模式进行发送。版权所有（C）2013，JPO＆INPIT

5. 发明专利

JP2013051698A Method and apparatus for using uplink control information for inter-cell decoding and interference cancellation 有权
标题翻译：使用上拉式控制信息进行内部解码和干扰消除的方法和装置
公开(公告)号：JP2013051698A
公开(公告)日：2013-03-14
申请号：JP2012221234
申请日：2012-10-03
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： PALANKI RAVI , ALEXEI Y GOROKHOV , BHUSHAN NAGA
IPC分类号： H04W84/10 , H04W16/32
CPC分类号： H04W72/082 , H04B7/022 , H04B2201/70702 , H04W48/08 , H04W72/0406
摘要： PROBLEM TO BE SOLVED: To provide techniques for reducing interference to a non-serving base station (a femto cell) when supporting data transmission on an uplink in a wireless network.SOLUTION: A user equipment (UE) can send a data transmission to a serving base station and can send uplink control information (UCI) to a non-serving base station. The UCI includes pertinent information to allow the non-serving base station to process the data transmission from the UE. The UCI allows the non-serving base station to estimate the interference due to the data transmission from the UE and to cancel the interference at the non-serving base station. The interference cancellation can improve the received signal quality at the non-serving base station. After the interference cancellation, the non-serving base station can process a data transmission from another UE served by the base station.
摘要翻译：要解决的问题：提供当在无线网络中的上行链路上支持数据传输时，减少对非服务基站（毫微微小区）的干扰的技术。解决方案：用户设备（UE）可以向服务基站发送数据传输，并且可以向非服务基站发送上行链路控制信息（UCI）。 UCI包括允许非服务基站处理来自UE的数据传输的相关信息。 UCI允许非服务基站估计由于来自UE的数据传输的干扰并且消除在非服务基站处的干扰。干扰消除可以改善非服务基站处的接收信号质量。在干扰消除之后，非服务基站可以处理来自基站服务的另一个UE的数据传输。版权所有（C）2013，JPO＆INPIT

6. 发明专利

JP2012165416A Fec code and code rate selection based on packet size 有权
标题翻译：基于分组大小的FEC码和码率选择
公开(公告)号：JP2012165416A
公开(公告)日：2012-08-30
申请号：JP2012071419
申请日：2012-03-27
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： PALANKI RAVI , JEREMY H LIN , KHANDEKAR AAMOD , ALEXEI GOROKHOV , AGRAWAL AVNEESH
IPC分类号： H04L1/00 , H03M13/23 , H03M13/29
CPC分类号： H04L1/0007 , H04L1/0009 , H04L1/0021 , H04L1/0042 , H04L1/1812 , H04L1/1822
摘要： PROBLEM TO BE SOLVED: To provide techniques for encoding and decoding data.SOLUTION: Multiple code rates for a forward error correction (FEC) code may be supported, and a suitable code rate may be selected based on packet size. A transmitter may obtain at least one threshold to use for code rate selection, determine a packet size to use for data transmission, and select a code rate among the multiple FEC code rates based on the packet size and the at least one threshold. Multiple FEC codes of different types (e.g., Turbo, LDPC, and convolutional codes) may be supported, and a suitable FEC code may be selected based on packet size. The transmitter may obtain at least one threshold to use for FEC code selection and may select an FEC code among the multiple FEC codes based on the packet size and the at least one threshold.
摘要翻译：要解决的问题：提供用于对数据进行编码和解码的技术。解决方案：可以支持用于前向纠错（FEC）码的多个码率，并且可以基于分组大小来选择合适的码率。发射机可以获得用于码率选择的至少一个阈值，确定用于数据传输的分组大小，以及基于分组大小和至少一个阈值来选择多个FEC码率中的码率。可以支持不同类型的多个FEC码（例如Turbo，LDPC和卷积码），并且可以基于分组大小来选择合适的FEC码。发射机可以获得用于FEC码选择的至少一个阈值，并且可以基于分组大小和至少一个阈值来选择多个FEC码中的FEC码。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2012151854A Method and apparatus for achieving flexible bandwidth using variable guard bands 审中-公开
标题翻译：使用可变保护卡实现柔性带宽的方法和装置
公开(公告)号：JP2012151854A
公开(公告)日：2012-08-09
申请号：JP2012023004
申请日：2012-02-06
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： KHANDEKAR AAMOD , PALANKI RAVI
IPC分类号： H04J11/00
CPC分类号： H04L5/0044 , H04L5/0007 , H04L5/0048 , H04L5/0053 , H04L27/2602 , H04L27/2613 , H04L27/2626 , H04L27/2666
摘要： PROBLEM TO BE SOLVED: To provide techniques to flexibly support different bandwidths in a wireless communication system.SOLUTION: The system supports a configurable operating bandwidth using a fixed design bandwidth and variable guard bands. Values for various parameters such as fast Fourier transform (FFT) size, cyclic prefix length, and sample rate may be selected based on the design bandwidth. The design bandwidth may be associated with K total subcarriers. Different operating bandwidths may be supported by selecting different numbers of usable subcarriers. A transmitter and a receiver may perform processing for a transmission using the same FFT size, cyclic prefix length, and sample rate regardless of the selected operating bandwidth. The system may use different operating bandwidths and/or different parameter values for different portions of a transmission.
摘要翻译：要解决的问题：提供在无线通信系统中灵活地支持不同带宽的技术。解决方案：该系统使用固定的设计带宽和可变的保护带来支持可配置的工作带宽。可以基于设计带宽来选择诸如快速傅里叶变换（FFT）大小，循环前缀长度和采样率等各种参数的值。设计带宽可能与K个总子载波相关联。可以通过选择不同数量的可用副载波来支持不同的工作带宽。发射机和接收机可以使用相同的FFT大小，循环前缀长度和采样率来执行用于传输的处理，而与所选择的操作带宽无关。系统可以对传输的不同部分使用不同的工作带宽和/或不同的参数值。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2013229880A Preamble design for wireless signal 审中-公开
标题翻译：无线信号的前置设计
公开(公告)号：JP2013229880A
公开(公告)日：2013-11-07
申请号：JP2013112994
申请日：2013-05-29
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： KHANDEKAR AAMOD , ALEXEI GOROKHOV , BHUSHAN NAGA , PALANKI RAVI , ASHWIN SAMPATH , AGRAWAL AVNEESH
IPC分类号： H04W48/08 , H04W36/00 , H04W36/14 , H04W36/30
CPC分类号： H04W48/08
摘要： PROBLEM TO BE SOLVED: To facilitate management of wireless communications in a heterogeneous wireless access point (AP) environment.SOLUTION: System data of an over-the-air message can be configured to include information identifying a distinct type of transmitting base station. In some aspects, the information can include an access type of the base station and/or a sector ID for distinguishing the base station among large numbers of other base stations. According to other aspects, the information can include wireless channel resources designated for a particular type of base station, or blanked by the transmitting base station, to facilitate interference reduction on such resources. By employing aspects of wireless communication management, efficient and reliable communication can be affected in large heterogeneous AP networks.
摘要翻译：要解决的问题：为了便于在异构无线接入点（AP）环境中的无线通信的管理。解决方案：空中消息的系统数据可以被配置为包括标识不同类型的发射基站的信息。在一些方面，信息可以包括基站的接入类型和/或用于区分大量其他基站中的基站的扇区ID。根据其他方面，信息可以包括为特定类型的基站指定的无线信道资源，或者由发射基站消隐，以便于对这些资源进行干扰减少。通过采用无线通信管理的方式，可以在大型异构AP网络中影响高效可靠的通信。

9. 发明专利

JP2013225872A Method and apparatus for anchor cell designation in network mimo 有权
标题翻译：网络MIMO中锚定信元指定的方法和装置
公开(公告)号：JP2013225872A
公开(公告)日：2013-10-31
申请号：JP2013112997
申请日：2013-05-29
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： PALANKI RAVI , ALEXEI Y GOROKHOV , BHUSHAN NAGA
IPC分类号： H04W28/16 , H04J99/00 , H04W16/28 , H04W72/12
CPC分类号： H04W36/0055 , H04L1/0026 , H04L1/1607 , H04L5/0035 , H04W36/18
摘要： PROBLEM TO BE SOLVED: To provide systems and methods that designate a control attachment point(s) during transmission of data in a coordinated multipoint (CoMP) system.SOLUTION: The control attachment point is represented by an anchor cell to address control signaling and represent interaction of user equipment (UE) with a wireless communication system from a perspective of control (e.g., supplying/sending grants to the UE, transmitting/receiving ACKS on a downlink/uplink to the UE and control information (CQI), and the like.) The cells can further engage in backhaul transfer of information therebetween, and dynamic switching/change of an anchor point based on criteria such as control loading and channel quality can further be implemented.
摘要翻译：要解决的问题：提供在协调多点（CoMP）系统中传输数据期间指定控制附着点的系统和方法。解决方案：控制连接点由锚小区表示以解决控制信令并表示从控制的角度（例如，向UE提供/发送授权，在UE的下行链路/上行链路上发送/接收ACK以及控制信息（CQI）等），用户设备（UE）与无线通信系统的交互）。小区可以进一步参与其间的信息的回程传送，并且可以进一步实现基于诸如控制加载和信道质量的标准的动态切换/改变锚点。

10. 发明专利

JP2013146083A Speed estimation and power control based on cqi reports 有权
标题翻译：基于CQI报告的速度估计和功率控制
公开(公告)号：JP2013146083A
公开(公告)日：2013-07-25
申请号：JP2013029079
申请日：2013-02-18
申请人： Qualcomm Inc , クゥアルコム・インコーポレイテッドQualcomm Incorporated
发明人： KAPIL BHATTAD , PALANKI RAVI , ALEXEI GOROKHOV , ARNAB DAS
IPC分类号： H04W52/18
CPC分类号： H04W52/282 , H04B17/336 , H04L1/0026 , H04L1/0027 , H04L1/0028 , H04W52/241
摘要： PROBLEM TO BE SOLVED: To provide systems and methodologies that facilitate utilizing different power control algorithms as a function of access terminal speed.SOLUTION: Instantaneous channel quality indicator (CQI) reports can be inverted for slow moving access terminals while long-term geometry inversion (e.g., average CQI report inversion) can be utilized for quick moving access terminals. Speed of the access terminal can be estimated upon the basis of time correlation of CQI values. Further, selection of implementing instantaneous CQI inversion or long-term geometry inversion can be based upon the estimated speed of the access terminal.
摘要翻译：要解决的问题：提供有助于利用作为接入终端速度的函数的不同功率控制算法的系统和方法。解决方案：对于慢移动接入终端，瞬时信道质量指示符（CQI）报告可以被反转，而长期几何反演例如，平均CQI报告反转）可以用于快速移动接入终端。可以基于CQI值的时间相关性来估计接入终端的速度。此外，实施瞬时CQI反转或长期几何倒置的选择可以基于接入终端的估计速度。

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