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    • 3. 发明申请
    • DYNAMIC TRANSMIT POWER AND SIGNAL SHAPING
    • 动态发射功率和信号形状
    • US20150103751A1
    • 2015-04-16
    • US14052130
    • 2013-10-11
    • QUALCOMM Incorporated
    • Hassan Kaywan AfkhamiDeniz RendePurva Rameshchandra Rajkotia
    • H04W52/30
    • H04B3/54H04B2203/5425H04L5/0046H04L25/03834H04L27/2646
    • This disclosure provides several mechanisms for adapting transmit power spectral density (PSD). A communications device may adapt the power spectrum utilized at the transmitter based, at least in part, on the channel conditions or PSD constraints associated with the communications medium between the transmitter and a receiver device. Additionally, the transmit PSD may be adapted based, at least in part, on a total power capability associated with a transmitter. Power is allocated to improve throughput and utilization of the communications channel. A transmission profile may be selected based, at least in part, on the notch depth. The transmission profile may be associated with symbol timing parameters. The communications device may maintain a plurality of selectable pulse shapes that are optimized for different notch depths.
    • 本公开提供了用于调整发射功率谱密度(PSD)的几种机制。 至少部分地,通信设备可以使用在发射机处使用的功率谱适应与发射机和接收机设备之间的通信介质相关联的信道条件或PSD约束。 另外,传输PSD可以至少部分地基于与发射机相关联的总功率能力来适配。 分配功率以提高通信信道的吞吐量和利用率。 可以至少部分地基于凹口深度来选择透射轮廓。 传输简档可以与符号定时参数相关联。 通信设备可以保持针对不同陷波深度而优化的多个可选脉冲形状。
    • 5. 发明申请
    • Preamble Detection on a Communication Channel
    • 通信信道上的前导码检测
    • US20170019226A1
    • 2017-01-19
    • US14798681
    • 2015-07-14
    • QUALCOMM Incorporated
    • Lawrence Winston Yonge, IIIHassan Kaywan AfkhamiPurva Rameshchandra Rajkotia
    • H04L5/00
    • H04L5/0044H04L1/04H04L5/006H04L5/0062H04L27/2656
    • Described herein are apparatuses for receiving preamble information via a channel between a first device and a second device. An apparatus is configured to scan a band of multiple carriers associated with the channel, determine a first carrier associated with the channel from the band of multiple carriers, wherein a first channel quality metric associated with the first carrier is greater than a threshold channel quality metric, receive, on the first carrier, the preamble information from the first device, determine a second carrier associated with the channel from the band of multiple carriers, wherein a second channel quality metric associated with the second carrier is greater than the threshold channel quality metric, receive, on the second carrier, the preamble information from the first device, and determine, based on receipt of the preamble information from the first device, a start of a data packet transmission from the first device.
    • 这里描述的是用于经由第一设备和第二设备之间的信道接收前导信息的设备。 一种装置被配置为扫描与该信道相关联的多个载波的频带,从多个载波的频带确定与该信道相关联的第一载波,其中与第一载波相关联的第一信道质量度量大于阈值信道质量度量 在所述第一载波上从所述第一设备接收所述前导信息,从所述多个载波的频带确定与所述信道相关联的第二载波,其中与所述第二载波相关联的第二信道质量度量大于所述阈值信道质量度量 在所述第二载波上从所述第一设备接收所述前导码信息,并且基于从所述第一设备接收到所述前导码信息,确定从所述第一设备开始的数据分组传输。
    • 9. 发明授权
    • Minimizing interference between communication networks
    • 最大限度地减少通信网络之间的干扰
    • US09537673B2
    • 2017-01-03
    • US15077658
    • 2016-03-22
    • QUALCOMM Incorporated
    • Hassan Kaywan AfkhamiPurva Rameshchandra RajkotiaDeniz Rende
    • H04L12/46H04B3/54H04L1/00H04B3/46H04M3/22H04B3/32H04B3/487
    • H04B3/542H04B3/32H04B3/46H04B3/487H04B3/54H04B2203/5425H04L1/0021H04L1/0026H04L12/4625H04M3/2254
    • Methods, systems, and devices are described for minimizing mutual interference between networks that implement different protocols. In one embodiment, a first network device of a first network may exchange coexistence information with a second network device of a second network to determine whether to share resources or reduce transmit power based, at least in part, on the interference detected at the first network device from a transmission of the second network device. In one embodiment, both the first and the second network devices may independently and iteratively reduce their respective transmit power to minimize interference between the interfering networks. The first network device may reduce its transmit power based on an interference of the second network device and vice versa. In another embodiment, the network device with a lower priority may minimize its transmit power to reduce interference with the network device with a higher priority.
    • 描述了用于最小化实现不同协议的网络之间的相互干扰的方法,系统和设备。 在一个实施例中,第一网络的第一网络设备可以与第二网络的第二网络设备交换共存信息,以至少部分地基于在第一网络处检测到的干扰来确定是共享资源还是降低发射功率 设备从第二网络设备的传输。 在一个实施例中,第一和第二网络设备可以独立地并且迭代地减少它们各自的发射功率以最小化干扰网络之间的干扰。 第一网络设备可以基于第二网络设备的干扰降低其发射功率,反之亦然。 在另一个实施例中,具有较低优先级的网络设备可以将其发射功率最小化,以减少具有较高优先级的对网络设备的干扰。
    • 10. 发明申请
    • MINIMIZING INTERFERENCE BETWEEN COMMUNICATION NETWORKS
    • 最小化通信网络之间的干扰
    • US20150365256A1
    • 2015-12-17
    • US14305964
    • 2014-06-16
    • QUALCOMM Incorporated
    • Hassan Kaywan AfkhamiPurva Rameshchandra RajkotiaDeniz Rende
    • H04L12/46H04L1/00
    • H04B3/542H04B3/32H04B3/46H04B3/487H04B3/54H04B2203/5425H04L1/0021H04L1/0026H04L12/4625H04M3/2254
    • Methods, systems, and devices are described for minimizing mutual interference between networks that implement different protocols. In one embodiment, a first network device of a first network may exchange coexistence information with a second network device of a second network to determine whether to share resources or reduce transmit power based, at least in part, on the interference detected at the first network device from a transmission of the second network device. In one embodiment, both the first and the second network devices may independently and iteratively reduce their respective transmit power to minimize interference between the interfering networks. The first network device may reduce its transmit power based on an interference of the second network device and vice versa. In another embodiment, the network device with a lower priority may minimize its transmit power to reduce interference with the network device with a higher priority.
    • 描述了用于最小化实现不同协议的网络之间的相互干扰的方法,系统和设备。 在一个实施例中,第一网络的第一网络设备可以与第二网络的第二网络设备交换共存信息,以至少部分地基于在第一网络处检测到的干扰来确定是共享资源还是降低发射功率 设备从第二网络设备的传输。 在一个实施例中,第一和第二网络设备可以独立地并且迭代地减少它们各自的发射功率以最小化干扰网络之间的干扰。 第一网络设备可以基于第二网络设备的干扰降低其发射功率,反之亦然。 在另一个实施例中,具有较低优先级的网络设备可以将其发射功率最小化,以减少具有较高优先级的对网络设备的干扰。