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    • 1. 发明申请
    • RANDOM ACCESS WITH CARRIER SENSING
    • 随机访问与载波侦听
    • WO2017151252A1
    • 2017-09-08
    • PCT/US2017/015371
    • 2017-01-27
    • INTEL IP CORPORATIONGHOSH, ChittabrataSTACEY, Robert J.
    • GHOSH, ChittabrataSTACEY, Robert J.HUANG, Po-Kai
    • H04W74/08H04W74/00H04W72/04
    • H04W74/0808H04W72/0453H04W74/0833
    • Computing readable media, apparatuses, and methods for random access with carrier sensing are disclosed. An apparatus is disclosed including processing circuitry configured to: decode a trigger frame, the trigger frame to indicate resource units (RUs) for random access and to indicate if a carrier sense (CS) is to be performed. The processing circuitry may be further configured to: decrement a value of an orthogonal frequency division multiple-access (OFDMA) backoff (OBO) field based on a number of the RUs indicated for random access. The processing circuitry may be further configured to: when the value of the OBO field reaches a predetermined value, randomly select one of the RUs indicated for random access, and if the CS is to be performed, determine a virtual CS based on one or more network allocation vectors (NAVs) and perform a physical CS on the selected RU, and if the virtual CS and the physical CS both indicate that the selected RU is idle, configure the wireless device to transmit a physical (PHY) layer convergence procedure (PLCP) protocol data units (PPDU) on the selected RU in accordance with OFDMA.
    • 公开了用于利用载波感测进行随机访问的计算机可读介质,装置和方法。 公开了一种包括处理电路的设备,所述处理电路被配置为:解码触发帧,所述触发帧指示用于随机接入的资源单元(RU)并且指示是否将执行载波侦听(CS)。 处理电路可以被进一步配置为:基于为随机接入指示的RU的数量来减小正交频分多址(OFDMA)回退(OBO)字段的值。 处理电路还可以被配置为:当OBO字段的值达到预定值时,随机选择指示用于随机访问的RU中的一个,并且如果要执行CS,则基于一个或多个 网络分配矢量(NAV)并且在所选择的RU上执行物理CS,并且如果虚拟CS和物理CS都指示所选择的RU空闲,则配置无线设备以发送物理(PHY)层收敛过程(PLCP) )协议数据单元(PPDU)。根据OFDMA,所选RU上的协议数据单元(PPDU)。
    • 3. 发明申请
    • RESOLVING ACKNOWLEDGEMENTS BETWEEN ASSOCIATED AND UNASSOCIATED STATIONS
    • 解决相关和未联合电台之间的确认
    • WO2018009413A1
    • 2018-01-11
    • PCT/US2017/040069
    • 2017-06-29
    • INTEL IP CORPORATIONGHOSH, Chittabrata
    • GHOSH, ChittabrataCARIOU, LaurentSTACEY, Robert J.
    • H04W74/00H04W74/08H04W88/08H04W84/12
    • Some embodiments relate to methods, computer readable media, and apparatus for resolving acknowledgements between associated and unassociated stations. An apparatus is disclosed including processing circuitry configured to decode responses to a random-access trigger frame, wherein one of the responses is a response from an unassociated station. The processing circuitry may be further configured to: encode an acknowledgement to acknowledge receipt of the response from the unassociated station, where the acknowledgement comprises an indication that the acknowledgement is for the unassociated station, and where the acknowledgement further comprises a media access control (MAC) address of the unassociated station in a field of the acknowledgement other than a field in a MAC header portion of the acknowledgement. The processing circuitry may configure the HE access point to transmit the acknowledgement.
    • 一些实施例涉及用于解决关联站和非关联站之间的确认的方法,计算机可读介质和装置。 公开了一种包括处理电路的设备,所述处理电路被配置为解码对随机访问触发帧的响应,其中所述响应之一是来自未关联站的响应。 所述处理电路可以进一步被配置为:对确认进行编码以确认从所述未关联站接收到所述响应,其中所述确认包括所述确认对于所述未关联站的指示,并且其中所述确认还包括媒体访问控制(MAC )在确认的字段中的非关联站的地址,而不是在确认的MAC报头部分中的字段。 处理电路可以配置HE接入点发送确认。
    • 8. 发明申请
    • FAST STEERING TIMING AND RESOURCE ALLOCATION
    • 快速转向时间表和资源分配
    • WO2017223234A1
    • 2017-12-28
    • PCT/US2017/038599
    • 2017-06-21
    • ALPERT, YaronGHOSH, ChittabrataSTACEY, Robert J.
    • ALPERT, YaronGHOSH, ChittabrataSTACEY, Robert J.
    • H04W56/00H04W72/04H04W88/06
    • H04W72/04H04W56/00H04W88/06
    • Embodiments of fast steering timing and resource allocation are generally described herein. In some embodiments, a non-access point station (STA) decodes a fast steering timing signaling element (STSE) at a Narrow Band Control sub-Channel (NB-C-CH) and from an allocator device, the STSE indicating at least fast steering timing information, an identified Narrow Band Service sub-Channel (NB-S-CH), resource allocation information for the identified NB-S-CH, and connectivity information for the identified NB-S-CH, the identified NB-S-CH being selected from a plurality of NB-S-CHs. The STA exchanges packets in the NB-S-CH according to the resource allocation information and the connectivity information and based on the fast steering timing information. The STA encodes or decodes data associated with the exchanged packets.
    • 这里总体上描述了快速转向定时和资源分配的实施例。 在一些实施例中,非接入点站(STA)在窄带控制子信道(NB-C-CH)和来自分配器设备的快速导向定时信令单元(STSE)解码,STSE至少指示快速 指定的窄带服务子信道(NB-S-CH),用于所识别的NB-S-CH的资源分配信息以及用于所识别的NB-S-CH的连接性信息,所识别的NB-S- CH选自多个NB-S-CH。 STA根据资源分配信息和连通性信息以及基于快速转向定时信息在NB-S-CH中交换分组。 STA编码或解码与交换的分组相关的数据。
    • 9. 发明申请
    • QUIET PERIOD MANAGEMENT FOR EMERGENCY AD HOC NETWORKS IN TV WHITE SPACES
    • 电视白色空间紧急广播网络的周期管理
    • WO2012128757A1
    • 2012-09-27
    • PCT/US2011/029347
    • 2011-03-22
    • EMPIRE TECHNOLOGY DEVELOPMENT LLCGHOSH, Chittabrata
    • GHOSH, Chittabrata
    • H04W28/00H04W72/00
    • H04W16/14H04W74/0816
    • Technologies are generally described for quiet period management in secondary opportunistic networks. Access Points (APs) in close proximity may form an ad hoc network (e.g., IEEE 802.1 1 af) and instead of sensing and detecting idle channels in TV white spaces, listen to the broadcast messages from a co-existence manager, which broadcasts periodic intraframe sensing (IRFS) and interframe sensing (IFS) information in Medium Access Control (MAC) packets. The APs may extract information regarding the operating channels of the active cognitive base stations and their scheduled IRFS and IFSs on these channels. According to one scheme, short IRFS intervals over active channels may be allocated in a dedicated manner using a unique access request packet (ARP) by emergency network APs. According to another scheme, contention-based access may be provided to longer IFS intervals on multiple channels.
    • 技术通常被描述为次级机会网络中的安静期管理。 接近点的接入点(AP)可以形成自组织网络(例如,IEEE 802.11 af),而不是感测和检测TV空白中的空闲信道,收听来自共同管理器的广播消息,该广播消息广播周期性 媒体访问控制(MAC)数据包中的帧内感测(IRFS)和帧间感知(IFS)信息。 AP可以在这些信道上提取关于主动认知基站的操作信道及其调度的IRFS和IFS的信息。 根据一种方案,可以使用紧急网络AP的唯一接入请求分组(ARP)以专用方式分配活动信道上的短IRFS间隔。 根据另一方案,可以在多个信道上提供基于争用的接入,以实现更长的IFS间隔。