公开(公告)号：US08989034B2

公开(公告)日：2015-03-24

申请号：US13511422

申请日：2011-01-12

申请人： Chenxi Zhu ,  Wei-Peng Chen

发明人： Chenxi Zhu ,  Wei-Peng Chen

IPC分类号： H04J3/14 ,  H04W24/02 ,  H04W24/08 ,  H04W24/10 ,  H04W28/16 ,  H04W72/04 ,  H04W72/08 ,  H04W84/04

CPC分类号： H04W24/02 ,  H04W24/08 ,  H04W24/10 ,  H04W28/16 ,  H04W72/042 ,  H04W72/0453 ,  H04W72/08 ,  H04W84/045

摘要： A method for allocating bandwidth in a wireless network includes communicating wirelessly with at least one end-point using a first frequency bandwidth. The method may also include receiving a measurement of a signal quality from the at least one endpoint. The method may further include determining a second frequency bandwidth based on the signal quality and a cost per unit of frequency bandwidth, wherein the second frequency bandwidth indicates an amount of frequency bandwidth to use in communicating wirelessly with the at least one endpoint. The method may additionally include communicating wirelessly with the at least one endpoint using the second frequency bandwidth.

摘要翻译： 用于在无线网络中分配带宽的方法包括使用第一频率带宽与至少一个端点进行无线通信。 该方法还可以包括从至少一个端点接收信号质量的测量。 该方法还可以包括基于信号质量和每单位频率带宽的成本确定第二频率带宽，其中第二频带指示用于与至少一个端点进行无线通信的频带宽度。 该方法可以另外包括使用第二频率带宽与至少一个端点进行无线通信。

公开(公告)号：US08711714B2

公开(公告)日：2014-04-29

申请号：US12751732

申请日：2010-03-31

申请人： Chenxi Zhu ,  Wei-Peng Chen

发明人： Chenxi Zhu ,  Wei-Peng Chen

IPC分类号： H04L1/00 ,  H04L12/26 ,  H04J1/16 ,  H04J3/14

CPC分类号： H04L41/145 ,  H04W16/18

摘要： A method, that comprises selecting for simulation a first cell comprising a access station. The method also includes determining a first cell pattern comprising a first plurality of cells surrounding the first cell. The method additionally includes simulating, for each cell of the first plurality of cells, at least one wireless parameter associated with at least one wireless signal. The method further includes determining a second cell pattern comprising a second plurality of cells surrounding the first cell pattern. Each cell of the second plurality of cells comprises a copy of a simulation result of a corresponding cell of the first plurality of cells. The method also includes simulating, for the first cell, at least one wireless parameter associated with at least one wireless connection. The simulation is based on the simulation results of the first plurality of cells and the copied simulation results of the second plurality of cells.

摘要翻译： 一种方法，其包括选择用于模拟包括接入站的第一小区。 该方法还包括确定包含围绕第一小区的第一多个小区的第一小区模式。 该方法另外包括对于第一多个小区中的每个小区模拟与至少一个无线信号相关联的至少一个无线参数。 所述方法还包括确定包括围绕所述第一细胞图案的第二多个细胞的第二细胞图案。 第二多个单元的每个单元包括第一多个单元的相应单元的仿真结果的副本。 该方法还包括对于第一小区模拟与至少一个无线连接相关联的至少一个无线参数。 仿真基于第一多个单元的仿真结果和第二多个单元的复制仿真结果。

公开(公告)号：US08559388B2

公开(公告)日：2013-10-15

申请号：US12480368

申请日：2009-06-08

申请人： Dorin Viorel ,  Changqin Huo ,  Masato Okuda ,  Wei-Peng Chen ,  Chenxi Zhu

发明人： Dorin Viorel ,  Changqin Huo ,  Masato Okuda ,  Wei-Peng Chen ,  Chenxi Zhu

IPC分类号： H04W4/00

CPC分类号： H04W4/20

摘要： A method for implementing a self organizing network includes establishing a connection between a femto base station and a network access device operable to provide the femto base station with Internet access. The method also includes establishing a backhaul connection between the femto base station and a wireless service provider's network via the Internet. The method further includes establishing a wireless connection with one or more endpoints via a radio frequency (RF) channel. The method additionally includes transmitting, from the femto base station to the wireless service provider's network, neighborhood RF interference information via the backhaul connection. The method also includes receiving RF channel re-provisioning information from the wireless service provider's network and re-provisioning the RF channel. The method further includes participating in a hand-off procedure to hand-off the endpoints to the re-provisioned RF channel.

摘要翻译： 实现自组织网络的方法包括建立毫微微基站与可操作以向毫微微基站提供因特网接入的网络接入设备之间的连接。 该方法还包括经由因特网在毫微微基站与无线服务提供商的网络之间建立回程连接。 该方法还包括经由射频（RF）信道建立与一个或多个端点的无线连接。 该方法还包括经由回程连接从毫微微基站向无线服务提供商的网络发送邻近的RF干扰信息。 该方法还包括从无线服务提供商的网络接收RF信道重新提供信息并重新提供RF信道。 该方法还包括参与越区切换程序以将端点切换到重新供应的RF信道。

公开(公告)号：US08400963B2

公开(公告)日：2013-03-19

申请号：US12562190

申请日：2009-09-18

申请人： Wei-Peng Chen ,  Chenxi Zhu ,  Jonathan R. Agre

发明人： Wei-Peng Chen ,  Chenxi Zhu ,  Jonathan R. Agre

IPC分类号： H04W4/00

CPC分类号： H04W28/18 ,  H04L63/123 ,  H04W12/10 ,  H04W74/00 ,  H04W76/10 ,  H04W84/045

摘要： In one embodiment, a method for wireless communication includes providing, at a base station, access to a network to a preferred endpoint during a first communication session. In addition, the method includes determining, at the base station, to treat the preferred endpoint as preferred. The method also includes causing, at the base station, at least one parameter regarding the preferred endpoint used to establish the first communication session to be stored in response to determining to treat the preferred endpoint as preferred. In addition, the method includes receiving, at the base station, a request for a second communication session after the first communication session has ended. Further, the method includes determining, at the base station, that the request for the second communication session was sent by the preferred endpoint. The method also includes retrieving, at the base station, the stored at least one parameter in response to determining that the preferred endpoint sent the request for the second communication session. Moreover, the method includes utilizing, at the base station, the retrieved at least one parameter to establish the second communication session with the preferred endpoint. The method also includes providing, at the base station, access to the network to the preferred endpoint during the second communication session.

摘要翻译： 在一个实施例中，一种用于无线通信的方法包括在第一通信会话期间在基站向第一终端提供对网络的访问。 另外，该方法包括在基站处确定优选端点来处理优选端点。 该方法还包括在基站处，响应于确定将优选端点视为优选，在基站处引起关于用于建立要存储的第一通信会话的优选端点的至少一个参数。 此外，该方法包括在第一通信会话结束之后在基站处接收对第二通信会话的请求。 此外，该方法包括在基站处确定由优选端点发送对第二通信会话的请求。 该方法还包括响应于确定优选端点向第二通信会话发送请求而在基站处检索存储的至少一个参数。 此外，该方法包括在基站处利用所检索的至少一个参数来建立与优选端点的第二通信会话。 该方法还包括在第二通信会话期间在基站处向最优端点提供对网络的访问。

公开(公告)号：US08245029B2

公开(公告)日：2012-08-14

申请号：US12533405

申请日：2009-07-31

申请人： Wei-Peng Chen ,  Chenxi Zhu ,  Jonathan R. Agre

发明人： Wei-Peng Chen ,  Chenxi Zhu ,  Jonathan R. Agre

IPC分类号： H04L9/32 ,  H04L29/06 ,  H04L9/00 ,  G06F21/00

CPC分类号： H04W28/18 ,  H04L63/123 ,  H04W12/10 ,  H04W74/00 ,  H04W76/10 ,  H04W84/045

摘要： In one embodiment, a method for wireless communication includes providing, at a base station, access to a network to a preferred endpoint. The method includes sending, at the base station, at least one cryptographic parameter to the preferred endpoint. In addition, the method includes receiving, at the base station, a plurality of ranging codes from the preferred endpoint. The plurality of ranging codes are received after the base station has ceased providing the preferred endpoint access to the network. Also, the method includes determining, at the base station, that the plurality of received ranging codes correspond to a plurality of ranging codes of a predetermined set of ranging codes. The predetermined set of ranging codes is determined utilizing the at least one cryptographic parameter. Further, the method includes providing, at the base station, an entrance to the network to the preferred endpoint in response to determining that the plurality of received ranging codes correspond to the plurality of ranging codes of the predetermined set of ranging codes.

摘要翻译： 在一个实施例中，一种用于无线通信的方法包括在基站向网络提供对优选端点的访问。 该方法包括在基站向至少一个端点发送至少一个加密参数。 此外，该方法包括在基站处从优选端点接收多个测距码。 在基站已经停止向网络提供优选端点接入之后接收多个测距码。 此外，该方法包括在基站处确定多个接收的测距码对应于预定的测距码组的多个测距码。 使用至少一个加密参数确定预定的测距码组。 此外，该方法包括响应于确定多个接收到的测距码与预定的测距码集合的测距码相对应，在基站处向该优选端点提供到该优选端点的入口。

公开(公告)号：US20120149410A1

公开(公告)日：2012-06-14

申请号：US12966266

申请日：2010-12-13

申请人： Chenxi Zhu ,  Wei-Peng Chen

发明人： Chenxi Zhu ,  Wei-Peng Chen

IPC分类号： H04W24/00

CPC分类号： H04W52/346 ,  H04L5/0007 ,  H04L5/006

摘要： In accordance with embodiments of the present disclosure, a method and system for allocating power in a transmission system may be provided. A method may include determining a channel quality for each of a plurality of subcarriers, wherein the channel quality for each individual subcarrier is equal to the signal-to-interference and noise ratio for the individual subcarrier divided by the power allocated to the subcarrier. The method may also include allocating power to a subset of the plurality of subcarriers, wherein each individual subcarrier of the subset has a channel quality greater then each individual subcarrier not of the subset. The method may further include transmitting a signal on each of the individual subcarriers of the subset.

摘要翻译： 根据本公开的实施例，可以提供用于在传输系统中分配功率的方法和系统。 一种方法可以包括确定多个子载波中的每一个的信道质量，其中每个单独子载波的信道质量等于各个子载波的信噪比和噪声比除以分配给子载波的功率。 该方法还可以包括将功率分配给多个子载波的子集，其中该子集的每个单独子载波具有比该子集不在每一个子载波的信道质量更大的信道质量。 该方法还可以包括在子集的每个子载波的每一个上发送信号。

公开(公告)号：US08089928B2

公开(公告)日：2012-01-03

申请号：US12199688

申请日：2008-08-27

申请人： Chenxi Zhu ,  Hui Zeng ,  Wei-Peng Chen

发明人： Chenxi Zhu ,  Hui Zeng ,  Wei-Peng Chen

IPC分类号： H04W4/00

CPC分类号： H04W72/04 ,  H04B7/2606 ,  H04L27/2602 ,  H04W72/0446 ,  H04W84/047

摘要： A method for allocating resources in a multi-hop relay network includes establishing one or more relay links, single-hop access links, and multi-hop access links. The method also includes iteratively repeating the following steps until a single-hop data rate is approximately equal to a multi-hop data rate: allocating a first number of slots to the multi-hop access links; dividing the first number of slots among the multi-hop access links; allocating a second number of slots to the relay links; allocating a third number of slots to the single-hop access links; dividing the third number of slots among the single-hop access links; and comparing the single-hop data rate to the multi-hop data rate. The method also includes, upon the single-hop data rate being approximately equal to the multi-hop data rate, provisioning the first number of slots to each of the multi-hop access links, the second number of slots to each of the relay links, and the third number of slots to each of the single-hop access links.

摘要翻译： 一种用于在多跳中继网络中分配资源的方法包括建立一个或多个中继链路，单跳接入链路和多跳接入链路。 该方法还包括迭代地重复以下步骤，直到单跳数据速率近似等于多跳数据速率：将第一数量的时隙分配给多跳接入链路; 在多跳接入链路中划分第一个时隙数; 向所述中继链路分配第二数量的时隙; 向所述单跳接入链路分配第三数量的时隙; 在单跳接入链路中划分第三个时隙数; 并将单跳数据速率与多跳数据速率进行比较。 该方法还包括：在单跳数据速率近似等于多跳数据速率时，将第一数量的时隙提供给每个多跳接入链路，将第二数量的时隙提供给每个中继链路 ，以及到每个单跳接入链路的第三个时隙数。

公开(公告)号：US20110223961A1

公开(公告)日：2011-09-15

申请号：US12956710

申请日：2010-11-30

申请人： Wei-Peng Chen ,  Chenxi Zhu ,  Takao Naito

发明人： Wei-Peng Chen ,  Chenxi Zhu ,  Takao Naito

IPC分类号： H04B7/00

CPC分类号： H04W52/20 ,  H04B7/022 ,  H04B7/0615 ,  H04B7/0617 ,  H04B7/15535 ,  H04W52/143 ,  H04W52/24 ,  H04W52/241 ,  H04W52/267 ,  H04W52/386 ,  H04W52/40 ,  H04W72/0473 ,  H04W88/085 ,  Y02D70/00

摘要： In accordance with particular embodiments, a method for adjusting power distribution includes establishing a connection between a base station and a plurality of remote transceivers. The method also includes establishing a plurality of wireless connections with a plurality of endpoints via one or more of the plurality of remote transceivers. The method further includes determining a plurality of signal quality indications. Each signal quality indication is associated with a different one of a plurality of unique endpoint-remote transceiver pairs. The method additionally includes determining a power distribution for the plurality of remote transceivers based on the plurality of signal quality indications and an optimization equation. The optimization equation is configured to optimize a data throughput associated with the plurality of wireless connections by determining a power gain for each of the wireless connections.

摘要翻译： 根据具体实施例，一种用于调节功率分配的方法包括建立基站与多个远程收发器之间的连接。 该方法还包括通过多个远程收发器中的一个或多个建立与多个端点的多个无线连接。 该方法还包括确定多个信号质量指示。 每个信号质量指示与多个唯一端点 - 远程收发器对中的不同的一个相关联。 该方法还包括基于多个信号质量指示和优化方程来确定多个远程收发机的功率分配。 优化方程被配置为通过确定每个无线连接的功率增益来优化与多个无线连接相关联的数据吞吐量。

公开(公告)号：US20100111011A1

公开(公告)日：2010-05-06

申请号：US12562190

申请日：2009-09-18

申请人： Wei-Peng Chen ,  Chenxi Zhu ,  Jonathan R. Agre

发明人： Wei-Peng Chen ,  Chenxi Zhu ,  Jonathan R. Agre

IPC分类号： H04W12/00

CPC分类号： H04W28/18 ,  H04L63/123 ,  H04W12/10 ,  H04W74/00 ,  H04W76/10 ,  H04W84/045

摘要： In one embodiment, a method for wireless communication includes providing, at a base station, access to a network to a preferred endpoint during a first communication session. In addition, the method includes determining, at the base station, to treat the preferred endpoint as preferred. The method also includes causing, at the base station, at least one parameter regarding the preferred endpoint used to establish the first communication session to be stored in response to determining to treat the preferred endpoint as preferred. In addition, the method includes receiving, at the base station, a request for a second communication session after the first communication session has ended. Further, the method includes determining, at the base station, that the request for the second communication session was sent by the preferred endpoint. The method also includes retrieving, at the base station, the stored at least one parameter in response to determining that the preferred endpoint sent the request for the second communication session. Moreover, the method includes utilizing, at the base station, the retrieved at least one parameter to establish the second communication session with the preferred endpoint. The method also includes providing, at the base station, access to the network to the preferred endpoint during the second communication session.

摘要翻译： 在一个实施例中，一种用于无线通信的方法包括在第一通信会话期间在基站向第一终端提供对网络的访问。 另外，该方法包括在基站处确定优选端点来处理优选端点。 该方法还包括在基站处，响应于确定将优选端点视为优选，在基站处引起关于用于建立要存储的第一通信会话的优选端点的至少一个参数。 此外，该方法包括在第一通信会话结束之后在基站处接收对第二通信会话的请求。 此外，该方法包括在基站处确定由优选端点发送对第二通信会话的请求。 该方法还包括响应于确定优选端点向第二通信会话发送请求而在基站处检索存储的至少一个参数。 此外，该方法包括在基站处利用所检索的至少一个参数来建立与优选端点的第二通信会话。 该方法还包括在第二通信会话期间在基站处向最优端点提供对网络的访问。

公开(公告)号：US20100103887A1

公开(公告)日：2010-04-29

申请号：US12473410

申请日：2009-05-28

申请人： Chenxi Zhu ,  Wei-Peng Chen

发明人： Chenxi Zhu ,  Wei-Peng Chen

IPC分类号： H04W72/04

CPC分类号： H04W72/085

摘要： A method for implementing effective channel quality indication includes, at an endpoint of a wireless network, establishing a communication session with an access station via a wireless connection. The method also includes determining a highest modulation and coding scheme (“MCS”) value supported by the endpoint using the wireless connection. The method further includes determining whether an immediately preceding MCS level is supported by the endpoint using the wireless connection. The method additionally includes transmitting a message from the endpoint. The message comprises an effective channel quality indication (“ECQI”) provides an indication of the highest supported MCS level for the wireless connection and an indication of whether the endpoint supports the immediately preceding MCS value for the wireless connection.

摘要翻译： 用于实现有效信道质量指示的方法包括在无线网络的端点处经由无线连接与接入站建立通信会话。 该方法还包括使用无线连接确定端点所支持的最高调制和编码方案（“MCS”）值。 该方法还包括确定端点是否使用无线连接来支持紧接在前的MCS级别。 该方法还包括从端点发送消息。 消息包括有效信道质量指示（“ECQI”）提供用于无线连接的最高支持的MCS级别的指示以及该端点是否支持无线连接的紧接在前的MCS值的指示。