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公开(公告)号：US08918112B2
公开(公告)日：2014-12-23
申请号：US12260861
申请日：2008-10-29
申请人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki , Ashwin Sampath , Avneesh Agrawal
发明人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki , Ashwin Sampath , Avneesh Agrawal
摘要： Providing for management of wireless communications in a heterogeneous wireless access point (AP) environment is described herein. By way of example, 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 disclosed herein, efficient and reliable communication can be affected in large heterogeneous AP networks.
摘要翻译： 本文描述了在异构无线接入点（AP）环境中的无线通信的管理。 作为示例，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送基站的信息。 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。 通过采用这里公开的无线通信管理的方面，可以在大型异构AP网络中影响高效可靠的通信。
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公开(公告)号：US08825046B2
公开(公告)日：2014-09-02
申请号：US12261998
申请日：2008-10-30
申请人： Mohammad J. Borran , Aamod Khandekar , Naga Bhushan , Ashwin Sampath , Alexei Gorokhov , Avneesh Agrawal , Ravi Palanki , Gavin B. Horn
发明人： Mohammad J. Borran , Aamod Khandekar , Naga Bhushan , Ashwin Sampath , Alexei Gorokhov , Avneesh Agrawal , Ravi Palanki , Gavin B. Horn
CPC分类号： H04W72/048 , H04W52/242 , H04W52/243 , H04W52/28 , H04W52/325 , H04W52/34
摘要： Techniques for transmitting data with short-term interference mitigation in a wireless communication system are described. In one design, a serving base station may send a message to a terminal to trigger short-term interference mitigation. In response, the terminal may send a message to request at least one interfering base station to reduce interference on at least one resource. Each interfering base station may determine a transmit power level to be used for the at least one resource and may send a pilot at this transmit power level. The terminal may estimate the channel quality of the at least one resource based on at least one pilot received from the at least one interfering base station. The terminal may send information indicative of the estimated channel quality to the serving base station. The serving base station may send a data transmission on the at least one resource to the terminal.
摘要翻译： 描述了在无线通信系统中发送具有短期干扰抑制的数据的技术。 在一种设计中，服务基站可以向终端发送消息以触发短期干扰减轻。 作为响应，终端可以发送消息以请求至少一个干扰基站以减少对至少一个资源的干扰。 每个干扰基站可以确定要用于至少一个资源的发射功率电平，并且可以以该发射功率电平发送导频。 终端可以基于从至少一个干扰基站接收的至少一个导频来估计至少一个资源的信道质量。 终端可以向服务基站发送表示估计的信道质量的信息。 服务基站可以向终端发送至少一个资源上的数据传输。
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公开(公告)号：US08305999B2
公开(公告)日：2012-11-06
申请号：US11969200
申请日：2008-01-03
申请人： Ravi Palanki , Alexei Gorokhov , Aamod Khandekar , Naga Bhushan
发明人： Ravi Palanki , Alexei Gorokhov , Aamod Khandekar , Naga Bhushan
IPC分类号： H04B7/216
CPC分类号： H04W72/04 , H04B1/692 , H04B1/7143 , H04L5/0012 , H04L5/0023 , H04L5/0037 , H04L5/0055 , H04L27/0008
摘要： Techniques for allocating and mapping resources in a wireless communication system are described. The system may use hop-ports to facilitate allocation and use of subcarriers. In one aspect, the hop-ports may be partitioned into multiple subzones, with each subzone including a configurable number of hop-ports. The hop-ports within each subzone may be permuted or shuffled based on a permutation function. After permutation, the hop-ports in all subzones may be mapped to the subcarriers based on local or global hopping. In another aspect, a set of hop-ports may be mapped to a set of subcarriers. A hop-port may be mapped to an unavailable subcarrier and may then be remapped to another available subcarrier. In yet another aspect, a set of hop-ports may be mapped to a set of subcarriers distributed (e.g., evenly) across all subcarriers but avoiding subcarriers in a reserved zone.
摘要翻译： 描述了用于在无线通信系统中分配和映射资源的技术。 系统可以使用跳转端口来促进子载波的分配和使用。 在一个方面，跳跃端口可以被划分成多个子区域，每个子区域包括可配置数量的跳接口。 基于置换功能，每个子区域内的跳转口可以被排列或混洗。 在排列之后，所有子区域中的跳跃端口可以基于本地或全局跳频映射到子载波。 在另一方面，一组跳跃端口可以映射到一组子载波。 跳跃端口可以被映射到不可用的子载波，然后可以重新映射到另一个可用的子载波。 在另一方面，一组跳跃端口可以被映射到跨所有子载波分布（例如，均匀）但是避开保留区域中的子载波的一组子载波。
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公开(公告)号：US09264183B2
公开(公告)日：2016-02-16
申请号：US12446709
申请日：2007-10-24
申请人： Alexei Gorokhov , Aamod Khandekar , Naga Bhushan , Petru Christian Budianu , Ravi Palanki , Siddhartha Mallik
发明人： Alexei Gorokhov , Aamod Khandekar , Naga Bhushan , Petru Christian Budianu , Ravi Palanki , Siddhartha Mallik
CPC分类号： H04L1/1671 , H04L1/1858 , H04W76/10
摘要： Systems and methodologies are described that facilitate establishing a forward link acknowledgement channel and transmitting acknowledgment signals thereupon. In particular, the signals can be spread within contiguous channel clusters in a tile where the signals in the cluster are mutually orthogonal to one another. Additionally, the signals can be multiplexed over a plurality of frequency regions. In this regard, the acknowledgment signals are diverse with respect to frequency and interference; moreover, the signals can be received and decoded even where one of the channels experiences high interference. Furthermore, the acknowledgement signals can also communicate a channel deassignment value, which allows devices to utilize persistent channels in communicating data to one another.
摘要翻译： 描述了有助于建立前向链路确认信道并在其上发送确认信号的系统和方法。 特别地，信号可以在其中簇中的信号彼此相互正交的瓦片中的相邻信道簇内扩展。 另外，可以在多个频率区域上复用信号。 在这方面，确认信号在频率和干扰方面是不同的; 此外，即使在一个信道经受高干扰的情况下也可以接收和解码信号。 此外，确认信号还可以传送信道去分配值，这允许设备利用持久信道将数据彼此通信。
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公开(公告)号：US09215669B2
公开(公告)日：2015-12-15
申请号：US12260826
申请日：2008-10-29
申请人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki
发明人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki
CPC分类号： H04W52/244 , H04B17/318 , H04L1/1854 , H04L5/0023 , H04L5/0032 , H04L5/0053 , H04L5/006 , H04L5/0091 , H04W72/00 , H04W72/12 , H04W92/20
摘要： Providing for base station (BS) acquisition in semi-planned or unplanned wireless access networks is described herein. By way of example, a signal preamble can be dynamically allocated to wireless signal resources, such that the preamble is scheduled to different resource(s) across different cycles of the signal. Dynamic allocation can be pseudo-random, based on collision feedback, or determined by a suitable algorithm to mitigate collisions from a dominant interferer. In addition, dynamic scheduling can be particular to a type of BS to significantly reduce collisions from BSs of disparate types. In at least one aspect, a preamble resource can be sub-divided into multiple frequency sub-carrier tiles. Control channel information can be transmitted on each tile of a group of such tiles, further mitigating effects of a dominant interferer on a subset of the tile group.
摘要翻译： 本文描述了在半计划或非计划无线接入网络中提供基站（BS）采集。 作为示例，可以将信号前同步码动态地分配给无线信号资源，使得前导码被调度到跨越信号的不同周期的不同资源。 动态分配可以是伪随机的，基于碰撞反馈，或者由适当的算法确定，以减轻来自主要干扰源的冲突。 此外，动态调度对于一种类型的BS可以是特别的，以显着减少来自不同类型的BS的冲突。 在至少一个方面，前导码资源可以被细分为多个频率子载波瓦片。 可以在一组这样的瓦片的每个瓦片上发送控制信道信息，进一步减轻显着干扰源对瓦片组的子集的影响。
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公开(公告)号：US20100002640A1
公开(公告)日：2010-01-07
申请号：US12446709
申请日：2007-10-24
申请人： Alexei Gorokhov , Aamod Khandekar , Naga Bhushan , Petru Christian Budianu , Ravi Palanki , Siddartha Mallik
发明人： Alexei Gorokhov , Aamod Khandekar , Naga Bhushan , Petru Christian Budianu , Ravi Palanki , Siddartha Mallik
IPC分类号： H04W72/04
CPC分类号： H04L1/1671 , H04L1/1858 , H04W76/10
摘要： Systems and methodologies are described that facilitate establishing a forward link acknowledgement channel and transmitting acknowledgment signals thereupon. In particular, the signals can be spread within contiguous channel clusters in a tile where the signals in the cluster are mutually orthogonal to one another. Additionally, the signals can be multiplexed over a plurality of frequency regions. In this regard, the acknowledgment signals are diverse with respect to frequency and interference; moreover, the signals can be received and decoded even where one of the channels experiences high interference. Furthermore, the acknowledgement signals can also communicate a channel deassignment value, which allows devices to utilize persistent channels in communicating data to one another
摘要翻译： 描述了有助于建立前向链路确认信道并在其上发送确认信号的系统和方法。 特别地，信号可以在其中簇中的信号彼此相互正交的瓦片中的相邻信道簇内扩展。 另外，可以在多个频率区域上复用信号。 在这方面，确认信号在频率和干扰方面是不同的; 此外，即使在一个信道经受高干扰的情况下也可以接收和解码信号。 此外，确认信号还可以传送信道去分配值，这允许设备利用持久信道将数据彼此通信
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公开(公告)号：US20090131098A1
公开(公告)日：2009-05-21
申请号：US12260861
申请日：2008-10-29
申请人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki , Ashwin Sampath , Avneesh Agrawal
发明人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki , Ashwin Sampath , Avneesh Agrawal
摘要： Providing for management of wireless communications in a heterogeneous wireless access point (AP) environment is described herein. By way of example, 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 disclosed herein, efficient and reliable communication can be affected in large heterogeneous AP networks.
摘要翻译： 本文描述了在异构无线接入点（AP）环境中的无线通信的管理。 作为示例，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送基站的信息。 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。 通过采用这里公开的无线通信管理的方面，可以在大型异构AP网络中影响高效可靠的通信。
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公开(公告)号：US20090129350A1
公开(公告)日：2009-05-21
申请号：US12260856
申请日：2008-10-29
申请人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki , Ashwin Sampath , Avneesh Agrawal
发明人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki , Ashwin Sampath , Avneesh Agrawal
CPC分类号： H04W48/08
摘要： Providing for management of wireless communications in a heterogeneous wireless access point (AP) environment is described herein. By way of example, 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 disclosed herein, efficient and reliable communication can be affected in large heterogeneous AP networks.
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公开(公告)号：US20090129333A1
公开(公告)日：2009-05-21
申请号：US12260868
申请日：2008-10-29
申请人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki , Ashwin Sampath , Avneesh Agrawal
发明人： Aamod Khandekar , Alexei Gorokhov , Naga Bhushan , Ravi Palanki , Ashwin Sampath , Avneesh Agrawal
CPC分类号： H04W72/1226 , H04W48/12 , H04W84/045
摘要： Providing for management of wireless communications in a heterogeneous wireless access point (AP) environment is described herein. By way of example, 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, system data transmitted on the wireless signal 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 disclosed herein, efficient and reliable communication can be affected in large heterogeneous AP networks.
摘要翻译： 本文描述了在异构无线接入点（AP）环境中的无线通信的管理。 作为示例，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送基站的信息。 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，在无线信号上发送的系统数据可以包括为特定类型的基站指定的无线信道资源或由发送基站消隐，以便于对这些资源进行干扰减少。 通过采用这里公开的无线通信管理的方面，可以在大型异构AP网络中影响高效可靠的通信。
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公开(公告)号：US20080165743A1
公开(公告)日：2008-07-10
申请号：US11969200
申请日：2008-01-03
申请人： Ravi Palanki , Alexei Gorokhov , Aamod Khandekar , Naga Bhushan
发明人： Ravi Palanki , Alexei Gorokhov , Aamod Khandekar , Naga Bhushan
CPC分类号： H04W72/04 , H04B1/692 , H04B1/7143 , H04L5/0012 , H04L5/0023 , H04L5/0037 , H04L5/0055 , H04L27/0008
摘要： Techniques for allocating and mapping resources in a wireless communication system are described. The system may use hop-ports to facilitate allocation and use of subcarriers. In one aspect, the hop-ports may be partitioned into multiple subzones, with each subzone including a configurable number of hop-ports. The hop-ports within each subzone may be permuted or shuffled based on a permutation function. After permutation, the hop-ports in all subzones may be mapped to the subcarriers based on local or global hopping. In another aspect, a set of hop-ports may be mapped to a set of subcarriers. A hop-port may be mapped to an unavailable subcarrier and may then be remapped to another available subcarrier. In yet another aspect, a set of hop-ports may be mapped to a set of subcarriers distributed (e.g., evenly) across all subcarriers but avoiding subcarriers in a reserved zone.
摘要翻译： 描述了用于在无线通信系统中分配和映射资源的技术。 系统可以使用跳转端口来促进子载波的分配和使用。 在一个方面，跳跃端口可以被划分成多个子区域，每个子区域包括可配置数量的跳接口。 基于置换功能，每个子区域内的跳转口可以被排列或混洗。 在排列之后，所有子区域中的跳跃端口可以基于本地或全局跳频映射到子载波。 在另一方面，一组跳跃端口可以映射到一组子载波。 跳跃端口可以被映射到不可用的子载波，然后可以重新映射到另一个可用的子载波。 在另一方面，一组跳跃端口可以被映射到跨所有子载波分布（例如，均匀）但是避开保留区域中的子载波的一组子载波。
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