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公开(公告)号：US08849290B2
公开(公告)日：2014-09-30
申请号：US13334486
申请日：2011-12-22
IPC分类号： H04W72/00
摘要： The specification and drawings present a method, apparatus and software related product (e.g., a computer readable memory) for improving device discovery and D2D operation, e.g., in LTE wireless systems, by using control signaling provided by a wireless network (e.g., by an eNB). The discovery channel/channels which conveys discovery signal/signals are configured by a network (e.g., by the eNB) and are mapped to control channel/channels (e.g., one-to-one). After sending/receiving the discovery signal/signals, the D2D devices are monitoring control channel/channels to get current information for establishing the D2D communication among these D2D devices, the current information may include a resource allocation for the D2D communication and a device list of candidates for establishing the D2D communication.
摘要翻译： 本说明书和附图提出了一种方法，装置和软件相关产品（例如，计算机可读存储器），用于通过使用无线网络提供的控制信令（例如，由一个或多个）提供的控制信令来改善设备发现和D2D操作，例如在LTE无线系统中 eNB）。 传送发现信号/信号的发现信道/信道由网络（例如由eNB）配置，并被映射到控制信道/信道（例如，一对一）。 在发送/接收发现信号/信号之后，D2D设备正在监控控制信道/信道以获得用于在这些D2D设备之间建立D2D通信的当前信息，当前信息可以包括用于D2D通信的资源分配和 建立D2D通信的候选人。
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公开(公告)号：US08811309B2
公开(公告)日：2014-08-19
申请号：US12960116
申请日：2010-12-03
IPC分类号： H04W4/00
CPC分类号： H04W56/00 , H04L5/0048 , H04L27/0006
摘要： A method, apparatus, system, and computer readable medium are provided that can utilize one or more synchronization signals to perform synchronization and resource allocation. The one or more synchronization signals can be used for synchronization, as well as include a cyclic shift that maps one or more resources for transmission.
摘要翻译： 提供了一种方法，装置，系统和计算机可读介质，其可以利用一个或多个同步信号来执行同步和资源分配。 一个或多个同步信号可以用于同步，并且包括映射一个或多个资源以进行传输的循环移位。
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公开(公告)号：US08787282B2
公开(公告)日：2014-07-22
申请号：US13299943
申请日：2011-11-18
IPC分类号： H04W4/00
CPC分类号： H04L5/0055 , H04L1/1861 , H04L5/0007 , H04L5/0037 , H04L5/0053 , H04L27/0006 , H04W56/0015 , H04W72/0446 , H04W72/0453 , H04W72/12 , H04W84/18
摘要： A feedback radio resource in a license-exempt frequency band maps from a data radio resource to at least one frequency sub-band which the data resource excludes. The feedback resource is also spaced in time from the data resource by a predetermined interval. Feedback (ACK/NACK) for data received in the data resource is then sent in the feedback resource. In various embodiments the sub-band is one or more edges of the data resource channel, or of a license-exempt component carrier. The predetermined interval may be a function of how much of the data resource is occupied by data. The data transmitting device delays sending its data by a time offset from the end of a previous transmission on that channel, or if it does not know the end time it delays until the predetermined interval plus the length of the feedback resource have lapsed. Various synchronization aspects are also disclosed.
摘要翻译： 免许可频段中的反馈无线电资源从数据无线电资源映射到数据资源排除的至少一个频率子带。 反馈资源也与数据资源的时间间隔预定间隔。 然后在反馈资源中发送在数据资源中接收的数据的反馈（ACK / NACK）。 在各种实施例中，子带是数据资源信道或免许可证分量载波的一个或多个边缘。 预定间隔可以是数据占用多少数据资源的函数。 数据发送装置延迟在该信道上的先前传输结束之后的时间偏移发送其数据，或者如果不知道其结束时间延迟，直到预定间隔加上反馈资源的长度已经失效。 还公开了各种同步方面。
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公开(公告)号：US08654698B2
公开(公告)日：2014-02-18
申请号：US13184702
申请日：2011-07-18
CPC分类号： H04W4/06
摘要： An apparatus receives from a first device a first broadcast message/beacon which comprises an identifier for an enabling station, then uses the identifier to associate with the enabling station to obtain from it a list of at least one license-exempt channel (e.g., TV whitespaces). In one embodiment the apparatus can then join an ad hoc network (IBSS) with the first device and transmit a second beacon which comprises the identifier for the enabling station. If the apparatus hears multiple beacons advertising different IBSSs, it can select to join the first device's ad hoc network over the other(s) based on a service offered or the first device's network being trusted. Various examples are detailed for where in the beacon frame the identifier (e.g., SSID) might be placed. In one example the apparatus and first device are Mode I devices and the enabling station is a Mode II device under (draft) IEEE802.11af.
摘要翻译： 一种装置从第一设备接收包括启用站的标识符的第一广播消息/信标，然后使用标识符与启用站相关联，以从其获得至少一个免许可证信道（例如，TV 空白）。 在一个实施例中，设备然后可以将自组织网络（IBSS）与第一设备相连，并发送包括启用站的标识符的第二信标。 如果设备听到多个信标广告不同的IBSS，则可以基于所提供的服务或第一设备的网络被信任来选择加入第一设备的自组织网络。 在信标帧中可以放置标识符（例如，SSID）的各个示例是详细的。 在一个示例中，设备和第一设备是模式I设备，并且启用站是IEEE802.11af（草案）下的模式II设备。
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公开(公告)号：US20130188546A1
公开(公告)日：2013-07-25
申请号：US13363644
申请日：2012-02-01
CPC分类号： H04W8/005 , H04W72/005
摘要： The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for implementing a D2D discovery resource allocation by a network for D2D discovery by UEs belonging to multiple cells in a D2D discovery area, e.g., in LTE wireless systems. A network such as LTE may determine an allocation of one or more resources (UL and/or DL) for a device-to-device discovery among a plurality of UEs located in multiple cells of the network in a D2D discovery area. The allocation of the one or more resources is then may be provided by the network to the plurality of UEs for performing, using these one or more resources, the D2D discovery between any two UEs of the plurality of UEs located in the multiple cells in the D2D discovery area.
摘要翻译： 说明书和附图提出了一种新的方法，装置和软件相关产品（例如，计算机可读存储器），用于由属于D2D发现区域中的多个小区的UE实现由网络进行D2D发现的D2D发现资源分配，例如， LTE无线系统。 诸如LTE的网络可以在位于D2D发现区域中的网络的多个小区中的多个UE之间确定用于设备到设备发现的一个或多个资源（UL和/或DL）的分配。 然后可以由网络向多个UE提供一个或多个资源的分配，以使用这些一个或多个资源来执行位于多个小区中的多个小区中的多个UE中的任何两个UE之间的D2D发现 D2D发现区。
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公开(公告)号：US20130157656A1
公开(公告)日：2013-06-20
申请号：US13334486
申请日：2011-12-22
IPC分类号： H04W4/00
摘要： The specification and drawings present a method, apparatus and software related product (e.g., a computer readable memory) for improving device discovery and D2D operation, e.g., in LTE wireless systems, by using control signaling provided by a wireless network (e.g., by an eNB). The discovery channel/channels which conveys discovery signal/signals are configured by a network (e.g., by the eNB) and are mapped to control channel/channels (e.g., one-to-one). After sending/receiving the discovery signal/signals, the D2D devices are monitoring control channel/channels to get current information for establishing the D2D communication among these D2D devices, the current information may include a resource allocation for the D2D communication and a device list of candidates for establishing the D2D communication.
摘要翻译： 本说明书和附图提出了一种方法，装置和软件相关产品（例如，计算机可读存储器），用于通过使用无线网络提供的控制信令（例如，由一个或多个）提供的控制信令来改善设备发现和D2D操作，例如在LTE无线系统中 eNB）。 传送发现信号/信号的发现信道/信道由网络（例如由eNB）配置，并被映射到控制信道/信道（例如，一对一）。 在发送/接收发现信号/信号之后，D2D设备正在监控控制信道/信道以获得用于在这些D2D设备之间建立D2D通信的当前信息，当前信息可以包括用于D2D通信的资源分配和 建立D2D通信的候选人。
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公开(公告)号：US20130028177A1
公开(公告)日：2013-01-31
申请号：US13193055
申请日：2011-07-28
CPC分类号： H04W52/146 , H04W4/70 , H04W52/281 , H04W52/325
摘要： There is stored in a memory an association between each nth one of N content types with a respective nth group of N groups of identifiers (N is an integer greater than one, n indexes from 1 to N, and at least one of the groups has more than one identifier). A beacon sender selects one of the content types for a beacon to be transmitted and selects a beacon identifier from the group associated with the selected content type. The beacon to be transmitted is compiled to include content of the selected content type and the selected beacon identifier. The beacon receiver selects at least one of the content types; and for a plurality of beacons received, filters out from further processing each beacon having a beacon identifier that is not within the group of identifiers associated with any of the at least one selected content types. The network creates the association and broadcasts it in a network cell.
摘要翻译： 在存储器中存储有N个内容类型中的每个第n个之一与N个标识符组（N是大于1的整数，n个从1到N的索引）的相应第n组之间的关联，并且至少一个组具有 多个标识符）。 信标发送方选择要发送的信标的内容类型之一，并从与所选择的内容类型相关联的组中选择信标标识符。 要发送的信标被编译为包括所选内容类型的内容和所选择的信标标识符。 信标接收机选择至少一个内容类型; 并且对于接收到的多个信标，从进一步处理具有不在与所述至少一个所选择的内容类型中的任一个相关联的标识符组内的信标标识符的每个信标过滤掉。 网络创建关联并在网络单元中广播它。
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公开(公告)号：US09871782B2
公开(公告)日：2018-01-16
申请号：US13330991
申请日：2011-12-20
CPC分类号： H04L63/0823 , H04W4/70 , H04W12/06 , H04W76/14
摘要： Embodiments of the invention provide methods, devices and computer programs arranged to control provisioning of device-to-device (D2D) communication services in a communication network. One embodiment includes an apparatus including a processing system arranged to cause the apparatus to: assign a credential of a first type to a first D2D device; store an association between a validity condition and the credential of the first type, wherein the validity condition is dependent on a characteristic of a D2D communication service; transmit data indicative of the credential of the first type for reception by the first D2D device, said credential being for use in verification of said D2D communication service to be provided by the first D2D device to a second, different, D2D device; and maintain an operative state for the D2D communication in dependence on said association.
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公开(公告)号：US09078207B2
公开(公告)日：2015-07-07
申请号：US12949368
申请日：2010-11-18
IPC分类号： H04W56/00
CPC分类号： H04W56/0045
摘要： In accordance with an example embodiment of the present invention, an apparatus, comprising at least one processor; and at least one memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to perform at least the following: determine a first timing associated with a first signal; detect a second timing associated with a second signal; and estimate a timing advance value based at least in part on the detected first timing and the second timing, is disclosed.
摘要翻译： 根据本发明的示例性实施例，一种包括至少一个处理器的装置; 以及包括计算机程序代码的至少一个存储器，所述至少一个存储器和所述计算机程序代码被配置为与所述至少一个处理器一起使所述设备至少执行以下操作：确定与第一信号相关联的第一定时; 检测与第二信号相关联的第二定时; 并且至少部分地基于检测到的第一定时和第二定时来估计定时提前值。
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70.发明授权公开(公告)号：US09001680B2
公开(公告)日：2015-04-07
申请号：US13549849
申请日：2012-07-16
摘要： A method, apparatus and computer program product provide improved detection of overlapping wireless networks. In this regard, the method, apparatus and computer program product may utilize a processor, such as a processor on a wireless access point, to determine one or more parameters for a scan of a wireless network to identify overlapping networks. Wireless stations may utilize the parameters to determine the content of a scan report generated from a scan of the wireless network. The wireless stations may further utilize the parameters to determine which values should be monitored and/or recorded during the scan of the network. The wireless stations may respond to the access point with results corresponding to the parameters requested by the access point, and the access point may use the results to determine channel access parameters for other devices on the network, such as the wireless stations.
摘要翻译： 一种方法，装置和计算机程序产品提供重叠无线网络的改进的检测。 在这方面，方法，装置和计算机程序产品可以利用诸如无线接入点上的处理器的处理器来确定用于无线网络的扫描以识别重叠网络的一个或多个参数。 无线站可以利用参数来确定从无线网络的扫描生成的扫描报告的内容。 无线站可以进一步利用这些参数来确定在网络的扫描期间应该监视和/或记录哪些值。 无线站可以使用与接入点所请求的参数相对应的结果对接入点进行响应，并且接入点可以使用结果来确定诸如无线站之类的网络上的其他设备的信道接入参数。
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