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    • 8. 发明申请
    • COMMUNICATIONS TECHNIQUES FOR BURSTY NOISE ENVIRONMENTS
    • 通信噪声环境的通信技术
    • WO2012078326A2
    • 2012-06-14
    • PCT/US2011061081
    • 2011-11-16
    • INTEL CORPGAO JIELIN XINTIANLI QINGHUALIU HSIN-YUO
    • GAO JIELIN XINTIANLI QINGHUALIU HSIN-YUO
    • H04W74/08H04W84/12
    • H04L43/0811H04L43/10H04L47/14H04L47/22H04L47/263
    • Techniques are disclosed that involve communicating in bursty noise environments. For instance, a source device may send a probing packet to a destination device. This probing packet is for determining whether the communications medium (e.g., one or more frequency channels) is currently exhibiting a busy or jammed (e.g., due to bursty noise) condition. More particularly, based on whether an acknowledgment of the probing packet is received, the source device determines whether the channel is jammed (or busy) or clear. For example, an unacknowledged probing packet indicates that the channel is jammed or busy, while an acknowledged probing packet indicates that the channel is clear. If the channel is determined to be clear, then the source device may transmit one or more data packets to the destination device. Such data packet transmissions may be in accordance with a non rate-adaptive technique.
    • 公开了涉及在突发噪声环境中通信的技术。 例如,源设备可以向目的地设备发送探测分组。 该探测分组用于确定通信介质(例如,一个或多个频率信道)当前是否正在呈现忙或卡住(例如,由于突发噪声)条件。 更具体地,基于是否接收到探测分组的确认,源设备确定信道是否被卡住(或忙)或清除。 例如,未确认的探测分组指示信道被卡住或占线,而确认的探测分组指示信道是清除的。 如果信道被确定为清除,则源设备可以向目的设备发送一个或多个数据分组。 这种数据分组传输可以是根据非速率自适应技术。
    • 9. 发明申请
    • RETRANSMISSION TECHNIQUES IN WIRELESS NETWORKS
    • 无线网络中的重传技术
    • WO2011046697A3
    • 2011-07-21
    • PCT/US2010048779
    • 2010-09-14
    • INTEL CORPLI QINGHUAOYMAN OZGURLIN XINTIAN
    • LI QINGHUAOYMAN OZGURLIN XINTIAN
    • H04W28/04H04W74/08
    • H04L1/0015H04L1/0026H04L1/1864
    • Retransmission techniques are disclosed. These techniques may be used in networks employing contention-based access schemes, such as CSMA. For instance, a device may receive a corrupted packet from a transmitting device, and determine a cause of the corruption. When the determined cause of the corruption is an in-network packet collision, the device allows the transmitting device to send a retransmission of the packet in accordance with a contention-based access scheme. However, when the determined cause of the corruption is other than an in-network packet collision, the device provides retransmission assistance to the transmitting device. This retransmission assistance may include a channel reservation for a retransmission, and/or one or more link adaptation suggestions for the transmitting device.
    • 公开了重传技术。 这些技术可以用于采用基于竞争的接入方案的网络,例如CSMA。 例如,设备可以从发送设备接收损坏的分组,并确定损坏的原因。 当确定的损坏原因是网内分组冲突时,设备允许发送设备根据基于竞争的访问方案发送分组的重传。 然而,当确定的损坏原因不是网络内的分组冲突时,设备向发送设备提供重新发送协助。 该重传协助可以包括用于重传的信道预留,和/或用于传送设备的一个或多个链路自适应建议。