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    • 31. 发明申请
    • METHODS AND ARRANGEMENTS FOR CHANNEL ACCESS IN WIRELESS NETWORKS
    • 无线网络中信道接入的方法和安排
    • US20150237654A1
    • 2015-08-20
    • US14583702
    • 2014-12-27
    • Minyoung ParkEmily H. Qi
    • Minyoung ParkEmily H. Qi
    • H04W74/08H04B7/26
    • H04W74/0816H04B7/2612H04W74/0875H04W84/12Y02D70/00Y02D70/142Y02D70/144Y02D70/449
    • Embodiments may define traffic priorities to facilitate transmissions for wireless communications devices. Many embodiments comprise MAC sublayer logic to generate and transmit management frames such as beacon frames, association response frames, reassociation response frames, and probe response frames with an access category for low power consumption stations or sensor stations comprising a parameter record defining a contention window that is the earliest contention window to open amongst contention windows defined for the access categories for traffic. In some embodiments, the MAC sublayer logic may store the parameter record sets for access categories in memory, in logic, or in another manner that facilitates transmission of the frames. Some embodiments may receive and detect communications with frames comprising the access categories and store a parameter set for one or more of the access categories in a management information base.
    • 实施例可以定义业务优先级以便于无线通信设备的传输。 许多实施例包括MAC子层逻辑,用于生成和发送管理帧,例如信标帧,关联响应帧,重新关联响应帧以及具有用于低功耗站或传感器站的传感器站的探测响应帧,所述访问类别包括定义竞争窗口的参数记录, 是为针对流量的访问类别定义的争用窗口中最早的竞争窗口。 在一些实施例中,MAC子层逻辑可以存储用于存储器中的访问类别的参数记录集,逻辑或以促进帧的传输的另一种方式。 一些实施例可以接收和检测与包括访问类别的帧的通信,并且在管理信息库中存储用于一个或多个访问类别的参数集。
    • 32. 发明申请
    • WIRELESS DEVICE AND METHOD FOR WIRELESS CHANNEL ACCESS
    • 无线设备和无线信道接入方法
    • US20150036567A1
    • 2015-02-05
    • US13993857
    • 2011-12-29
    • Minyoung ParkEldad PerahiaThomas J KenneyEmily H. Qi
    • Minyoung ParkEldad PerahiaThomas J KenneyEmily H. Qi
    • H04W74/00H04W52/02
    • H04W74/002H04L27/2613H04W52/0225H04W74/08Y02D70/142Y02D70/144Y02D70/146Y02D70/164Y02D70/22
    • Disclosed in some examples is a method of channel access by a wireless device in a wireless network by determining whether there is network traffic associated with a preamble of a first type and whether there is network traffic associated with a preamble of a second type, wherein the wireless device is not capable of decoding the preamble of the second type, and wherein determining that there is network work traffic associated with a preamble of the second type includes determining that an energy level of the channel is above a threshold for a period of time, the first and second preamble types being different lengths; and sending a packet with a preamble of the first type, responsive to determining that no network traffic is detected associated with the preamble of the second type or network traffic associated with a preamble of the first type for the period of time.
    • 在一些示例中公开的是通过确定是否存在与第一类型的前同步码相关联的网络业务以及是否存在与第二类型的前同步码相关联的网络业务来通过无线设备在无线网络中的信道接入的方法,其中, 无线设备不能解码第二类型的前导码,并且其中确定存在与第二类型的前同步码相关联的网络工作业务包括确定频道的能级高于阈值一段时间, 第一和第二前导码类型是不同的长度; 以及响应于确定在一段时间内没有检测到与所述第一类型的前导码相关联的第二类型的前导码或与所述第一类型的前导码相关联的网络流量的网络流量被检测到的具有所述第一类型的前导码的分组。
    • 33. 发明申请
    • METHODS AND ARRANGEMENTS FOR TRAFFIC INDICATION MAPPING IN WIRELESS NETWORKS
    • 无线网络中交通指示映射的方法和安排
    • US20150029933A1
    • 2015-01-29
    • US13977706
    • 2011-12-31
    • Minyoung ParkThomas J. KenneyEmily H. QiThomas A. Tetzlaff
    • Minyoung ParkThomas J. KenneyEmily H. QiThomas A. Tetzlaff
    • H04W28/06
    • H04W28/065H04L1/0079H04W28/06H04W68/005H04W72/1289
    • Embodiments may implement a new hierarchical data structure for traffic indication mapping to facilitate transmissions for wireless communications devices. Many embodiments comprise MAC sublayer logic to generate and transmit management frames such as beacon frames with a partial virtual bitmap based upon the hierarchical data structure for traffic indication mapping. In some embodiments, the MAC sublayer logic may store the traffic indication map and/or the traffic indication map structure in memory, in logic, or in another manner that facilitates transmission of the frames. Some embodiments may receive, detect, and decode communications with frames comprising the partial virtual bitmap based upon the hierarchical data structure. In some embodiments, indications of buffered data for pages, blocks, sub-blocks, and/or stations may be inverted. In several embodiments, a new association identifier (AID) structure is defined for the new hierarchical data structure for traffic indication mapping.
    • 实施例可以实现用于业务指示映射的新的分层数据结构,以便于无线通信设备的传输。 许多实施例包括MAC子层逻辑,用于基于用于业务指示映射的分层数据结构来生成和发送诸如具有部分虚拟位图的信标帧的管理帧。 在一些实施例中,MAC子层逻辑可以将存储器中的业务指示映射和/或业务指示映射结构存储在逻辑中,或以促进帧的传输的另一种方式存储。 一些实施例可以基于分层数据结构来接收,检测和解码与包括部分虚拟位图的帧的通信。 在一些实施例中,页面,块,子块和/或站的缓冲数据的指示可以被反转。 在几个实施例中,针对业务指示映射的新的分层数据结构定义了新的关联标识符(AID)结构。
    • 34. 发明申请
    • SYSTEM AND METHOD FOR ENABLING LOW POWER DEVICES
    • 用于启动低功率器件的系统和方法
    • US20140301260A1
    • 2014-10-09
    • US13997236
    • 2011-12-15
    • Minyoung ParkRobert J. StaceyEmily H. Qi
    • Minyoung ParkRobert J. StaceyEmily H. Qi
    • H04W52/02H04W74/06
    • H04W52/0216H04W52/0209H04W74/06H04W84/12Y02D70/00Y02D70/142Y02D70/144Y02D70/146Y02D70/168
    • Various embodiments are directed to a wireless access point capable of reserving a wireless communication channel by sending a quiet message to multiple legacy devices. The quiet message may include data identifying periodic quiet durations during which the legacy devices cannot access the wireless communication channel. The wireless access point may send a polling schedule to the multiple low power wireless devices. The polling schedule may include data identifying the periodic quiet durations. The wireless access point may then poll the multiple low power wireless devices during the periodic quiet durations. The low power wireless devices can exchange data with the wireless access point during the quiet durations. The quiet message sent to the legacy devices guarantees that the legacy devices will not use the specified channel during the quiet durations. Thus, communications with the low power wireless devices may occur without interference from the legacy devices.
    • 各种实施例涉及能够通过向多个传统设备发送安静消息来保留无线通信信道的无线接入点。 静默消息可以包括识别传统设备不能访问无线通信信道的周期性静默持续时间的数据。 无线接入点可以向多个低功率无线设备发送轮询时间表。 轮询时间表可以包括识别周期性安静持续时间的数据。 然后,无线接入点可以在周期性静默期间轮询多个低功率无线设备。 低功率无线设备可以在安静的持续时间内与无线接入点交换数据。 发送到传统设备的安静消息保证传统设备在安静持续时间内不会使用指定的频道。 因此,与低功率无线设备的通信可以在没有来自传统设备的干扰的情况下发生。
    • 36. 发明申请
    • METHODS AND ARRANGEMENTS FOR DEVICE PROFILES IN WIRELESS NETWORKS
    • 无线网络中设备配置文件的方法和布置
    • US20140201212A1
    • 2014-07-17
    • US13977700
    • 2011-12-30
    • Emily H. QiMinyoung Park
    • Emily H. QiMinyoung Park
    • G06F17/30
    • G06F17/30312G06F17/30147H04L41/0803H04L67/125H04L67/303H04W4/00H04W80/02
    • Embodiments provide a device profile mechanism for wireless devices. Many embodiments comprise a medium access control (MAC) sublayer logic to build frames comprising a device profile index element for a first device. Embodiments may facilitate access by a second device to a device profile for the first device without communication of the entire device profile from the first device. In some embodiments, the second device may access a storage medium integrated with or accessible to the second device to determine the device profile. Some embodiments may store the device profile index element in memory, in logic, or in another manner that facilitates transmission of the device profile index element in frames. Some embodiments may receive and detect communications with the device profile index element. Further embodiments may generate and transmit a communication with the device profile index element.
    • 实施例提供了一种用于无线设备的设备简档机制。 许多实施例包括用于构建包括用于第一设备的设备简档索引元素的帧的介质访问控制(MAC)子层逻辑。 实施例可以促进第二设备访问第一设备的设备简档,而不将整个设备配置文件与第一设备通信。 在一些实施例中,第二设备可以访问与第二设备集成或可访问的存储介质以确定设备简档。 一些实施例可以将设备配置文件索引元素存储在存储器中,逻辑上或以便于以帧的方式传输设备简档索引元素的另一种方式。 一些实施例可以接收和检测与设备简档索引元素的通信。 其他实施例可以生成并发送与设备简档索引元素的通信。
    • 37. 发明申请
    • METHODS AND ARRANGEMENTS FOR SYNCH FRAME TRANSMISSIONS
    • 同步帧传输的方法和布置
    • US20140153550A1
    • 2014-06-05
    • US13931919
    • 2013-06-29
    • Emily H. QiPo-Kai HuangMinyoung Park
    • Emily H. QiPo-Kai HuangMinyoung Park
    • H04W56/00
    • H04W56/001H04W56/00
    • Logic to manage synch frame transmissions in a synch network via helper stations (STAs) synched to the network. Logic may coordinate actions of helper STAs via a transmission window (TW) provided by a master clock STA. Logic may distribute synch frame transmissions within a TW via synch logic in the helper STAs. Logic in helper STAs of a synch network may determine discovery periods in which to transmit synch frames between synch frame transmissions by the master clock STA. Logic in helper STAs to determine a discovery period in which to transmit synch frames to share workload with the master clock STA and to extend the coverage area of the synch network. Logic of the master clock STA may establish a fixed TW based upon the number of helper STAs and a time constraint for discovering the synch network. Or logic of the master clock STA may establish a dynamic TW in which the master clock STA can adjust the TW based upon a number of synch frame transmissions during a TW.
    • 通过同步到网络的辅助站(STA)来管理同步网络中的同步帧传输的逻辑。 逻辑可以经由主时钟STA提供的传输窗口(TW)来协调辅助STA的动作。 逻辑可以通过辅助STA中的同步逻辑在TW内分发同步帧传输。 同步网络的辅助STA中的逻辑可以确定由主时钟STA在同步帧传输之间传输同步帧的发现周期。 辅助STA中的逻辑来确定发送时间段的发现周期,以同步主机帧共享工作负载并扩展同步网络的覆盖区域。 主时钟STA的逻辑可以基于辅助STA的数量和用于发现同步网络的时间约束来建立固定的TW。 或者主时钟STA的逻辑可以建立动态TW,其中主时钟STA可以在TW期间基于多个同步帧传输来调整TW。
    • 38. 发明申请
    • Techniques for Multi-Level Service Discovery
    • 多级服务发现技术
    • US20140112245A1
    • 2014-04-24
    • US13659654
    • 2012-10-24
    • Emily H. QiMinyoung ParkPo-Kai Huang
    • Emily H. QiMinyoung ParkPo-Kai Huang
    • H04W4/20
    • H04L67/16H04L61/6004H04W84/18
    • Examples are disclosed for multi-level service discovery. In some examples, a first level of information indicating a service type for a service provided by a first wireless device may be transmitted by the first wireless device to another wireless device. The first level may enable the other wireless device to determine whether the indicated service type at least partially matches a service interest. A second level may then be transmitted by the first wireless device that includes a service identification to enable the other wireless device to determine whether the service substantially matches a service interest for the other wireless device. A third level may then be transmitted from the first wireless device that includes service content information. The third level may be transmitted responsive to the other wireless device requesting the service content information. Other examples are described and claimed.
    • 公开了用于多级服务发现的示例。 在一些示例中,指示由第一无线设备提供的服务的服务类型的第一级信息可以由第一无线设备发送到另一无线设备。 第一级别可以使得其他无线设备能够确定所指示的服务类型是否至少部分地匹配服务兴趣。 然后可以由包括服务标识的第一无线设备发送第二级别,以使另一无线设备能够确定该服务是否与另一无线设备的服务兴趣基本匹配。 然后可以从包括服务内容信息的第一无线设备发送第三级别。 响应于请求服务内容信息的其他无线设备可以发送第三级。 其他的例子被描述和要求保护。