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    • 121. 发明申请
    • METHODS AND ARRANGEMENTS FOR FREQUENCY SELECTIVE TRANSMISSION
    • 频率选择传输的方法和安排
    • US20140112246A1
    • 2014-04-24
    • US13731001
    • 2012-12-29
    • Minyoung ParkEldad PerahiaThomas J. KenneyShahrnaz Azizi
    • Minyoung ParkEldad PerahiaThomas J. KenneyShahrnaz Azizi
    • H04W28/16
    • H04W28/16H04L5/0048H04W74/002
    • Logic such as hardware and/or code to narrow available sub-channels in frequency selective transmission communications in which a station selects a narrow band from a wider channel bandwidth. A frequency selective transmission scheme for communications devices may select a 1 or 2 MHz channel from a wider channel bandwidth (e.g., 4, 8, 16 MHz) that consists of a number of 1 or 2 MHz sub-channels and transmitting packets on the selected sub-channel. The access point may narrow the number of sub-channels available for selection by stations. Stations may narrow the number of sub-channels. Both the AP and the stations may operate to narrow the number of sub-channels. A medium access control sub-layer protocol common to the communications devices may facilitate a frequency selective transmission scheme.
    • 诸如用于在频率选择性传输通信中缩小可用子信道的硬件和/或代码的逻辑,其中站从更宽的信道带宽选择窄带。 用于通信设备的频率选择性传输方案可以从由多个1或2MHz子信道组成的较宽信道带宽(例如,4,8,16MHz)中选择1或2MHz信道,并在所选择的信道上传输分组 子频道 接入点可以缩小可用于站点选择的子信道的数量。 车站可能会缩小子频道的数量。 AP和站都可以操作以缩小子信道的数量。 通信设备公用的介质访问控制子层协议可以促进频率选择性传输方案。
    • 122. 发明申请
    • DYNAMIC BANDWIDTH CONTROL IN INTERFERENCE SITUATIONS
    • 干扰情况下的动态带宽控制
    • US20140098760A1
    • 2014-04-10
    • US14045484
    • 2013-10-03
    • Minyoung Park
    • Minyoung Park
    • H04L5/00
    • H04L5/0073H04W72/082H04W74/0816
    • When a wireless communications device intends to communicate with another device over a wide channel consisting of multiple narrow channels, but detects interference on one or more of those narrow channels, it may restrict subsequent communications with that other device to those narrow channels that don't suffer from the interference. In one embodiment the device may simply refuse to monitor the interfering channel(s) for signals for a particular period of time. In another embodiment the device may use a CTS to signal the other device not to use the interfering narrow channel(s). That may result in using a wide channel with a reduced bandwidth for communications.
    • 当无线通信设备旨在通过由多个窄信道组成的宽信道与另一设备进行通信,但是检测到这些窄信道中的一个或多个信道上的干扰时,其可以限制与该另一设备的后续通信到不那些窄信道的那些窄信道 受到干扰。 在一个实施例中,设备可以简单地拒绝监视特定时间段内的信号的干扰信道。 在另一个实施例中,设备可以使用CTS来通知另一设备不使用干扰窄的信道。 这可能导致使用具有减少带宽的宽频道进行通信。
    • 125. 发明申请
    • METHODS AND ARRANGEMENTS FOR TRAFFIC INDICATION MAP SEGMENTATION IN WIRELESS NETWORKS
    • 无线网络中交通指示地图分割的方法和安排
    • US20140010152A1
    • 2014-01-09
    • US13730988
    • 2012-12-29
    • Minyoung Park
    • Minyoung Park
    • H04W28/06
    • H04W28/065H04W68/025H04W76/28
    • Logic may implement a hierarchical data structure for traffic indication mapping (TIM) and segment the TIM into TIM segment bitmaps to facilitate transmissions for wireless communications devices. The traffic indication provides information as to whether a device associated with an access point (AP) has data buffered by the AP. Logic of the AP may inform devices about the range of devices represented by each of the TIM segments by including a block start and block range or a TIM segment index that can be associated with a range of blocks. Logic may provide at least one page bitmap to devices for the TIM segment bitmaps to provide an indication to the devices as to whether a particular block includes an indication that any client devices have data buffered by the access point.
    • 逻辑可以实现用于业务指示映射(TIM)的分层数据结构,并将TIM分段成TIM段位图以便于无线通信设备的传输。 流量指示提供关于与接入点(AP)相关联的设备是否具有由AP缓冲的数据的信息。 AP的逻辑可以通过包括可以与块的范围相关联的块起始和块范围或TIM段索引来向设备通知由每个TIM段表示的设备的范围。 逻辑可以为TIM段位图的设备提供至少一个寻址位图,以向设备提供关于特定块是否包括任何客户端设备具有由接入点缓冲的数据的指示的指示。