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    • 51. 发明申请
    • USE OF LOCATION INFORMATION IN MULTI-RADIO DEVICES FOR MMWAVE BEAMFORMING
    • 在多波束设备中使用位置信息进行MMWAVE波束形成
    • US20140218236A1
    • 2014-08-07
    • US13993218
    • 2011-12-15
    • Bahareh B. SadeghiCarlos CordeiroGuoqing LiVallabhajosyula Zulu Somayazulu
    • Bahareh B. SadeghiCarlos CordeiroGuoqing LiVallabhajosyula Zulu Somayazulu
    • H04B7/00
    • H04B7/00G01S5/0072H04W16/28H04W64/00H04W88/06
    • A system and method are provided for using location services available from other radios in a multi-radio system to assist a beamforming mechanism, particularly in establishing and maintaining mmWave communication link. A majority of wireless client devices for use in a mmWave communication link are equipped with multiple radios. Many of the “other” radios include technologies that support location based services, including GPS, Wi-Fi and cellular communications. One or more non-mmWave in one device is used to provide relative location information regarding the other device with which the mmWave communication link is to be established. The relative location information is used to derive a direction for communication, and to compute beamforming parameters, in a limited set of transmit/receive sectors where the destination device is likely to be found, in order to streamline the beamforming process.
    • 提供了一种系统和方法,用于使用可从多无线电系统中的其他无线电获得的定位服务来协助波束成形机制,特别是在建立和维护毫米波通信链路中。 用于mmWave通信链路的大多数无线客户端设备都配备有多个无线电。 许多“其他”无线电包括支持基于位置的服务的技术,包括GPS,Wi-Fi和蜂窝通信。 使用一个设备中的一个或多个非mm波形来提供关于要建立mmWave通信链路的另一个设备的相对位置信息。 相对位置信息用于导出用于通信的方向,并且在可能找到目的地设备的发送/接收扇区的有限集合中计算波束成形参数,以便简化波束成形处理。
    • 53. 发明授权
    • Spatial reuse in directional antenna systems
    • 定向天线系统中的空间重用
    • US08644291B2
    • 2014-02-04
    • US13342137
    • 2012-01-02
    • Carlos CordeiroGuoqing Li
    • Carlos CordeiroGuoqing Li
    • H04B7/212
    • H04W28/20H04W16/28H04W28/26
    • In directional antennas, spatial reuse involves enabling two communications to occur on the same link at the same time. The communications may be in the same or opposite directions. If no link of sufficient bandwidth is available that does not already have an active communication, a link with an active communication of sufficient bandwidth is located. Then an antenna training sequence may be implemented. A check determines whether the antenna training sequence was successful. If there was interference during the antenna training sequence, then the spatial reuse is not permitted. Otherwise, spatial reuse may be permitted.
    • 在定向天线中,空间重用涉及使两个通信在同一个链路上同时发生。 通信可以在相同或相反的方向。 如果没有可用的链路没有可用的活动通信,则具有足够带宽的主动通信的链路被定位。 然后可以实现天线训练序列。 检查确定天线训练序列是否成功。 如果在天线训练序列中有干扰,则不允许进行空间重用。 否则,可以允许空间重用。
    • 54. 发明申请
    • LINK PREDICTION BASED RE-BEAMFORMING TRIGGERING ALGORITHM FOR 60 GHZ COMMUNICATION LINKS
    • 基于链路预测的60 GHZ通信链路的重新建立触发算法
    • US20140016495A1
    • 2014-01-16
    • US13993196
    • 2011-12-13
    • Guoqing LiDmitry Akhmetov
    • Guoqing LiDmitry Akhmetov
    • H04B7/04
    • H04B7/0408H04B7/0617
    • A system and method are provided to trigger re-beamforming based on an algorithm that assesses various link characteristics. The algorithm is based on the ability of a 60 GHz receiving device to track and feedback a Received Signal Strength Indication (RSSI) to a 60 GHz data packet transmitter. By automatically analyzing RSSI values across a range of data packets, including consecutive data packets, a link degradation trend is predicted. When link degradation crosses, or is predicted to cross, a predetermined threshold, re-beamforming is triggered by the algorithm. Variables in the algorithm and the predetermined thresholds used by the algorithm can be automatically or manually modified to maintain a balance between appropriately triggering the re-beamforming when the conditions arise without unnecessarily triggering the re-beamforming thereby causing unneeded interruptions in regular data flow.
    • 提供了一种基于评估各种链路特性的算法来触发重新波束形成的系统和方法。 该算法基于60GHz接收设备跟踪并将接收信号强度指示(RSSI)反馈到60GHz数据分组发射机的能力。 通过自动分析包括连续数据包在内的数据包范围内的RSSI值,可以预测链路退化趋势。 当链路劣化交叉或被预测为交叉预定阈值时,由该算法触发重新波束形成。 可以自动地或手动地修改算法中使用的算法和预定阈值的变量,以便在条件出现时适当地触发重新波束形成之间保持平衡,而不必不必要地触发重新波束形成,从而导致规则数据流中不必要的中断。
    • 57. 发明授权
    • Spatial reuse in directional antenna systems
    • 定向天线系统中的空间重用
    • US08089947B2
    • 2012-01-03
    • US12082996
    • 2008-04-16
    • Carlos CordeiroGuoqing Li
    • Carlos CordeiroGuoqing Li
    • H04B7/212
    • H04W28/20H04W16/28H04W28/26
    • In directional antennas, spatial reuse involves enabling two communications to occur on the same link at the same time. The communications may be in the same or opposite directions. If no link of sufficient bandwidth is available that does not already have an active communication, a link with an active communication of sufficient bandwidth is located. Then an antenna training sequence may be implemented. A check determines whether the antenna training sequence was successful. If there was interference during the antenna training sequence, then the spatial reuse is not permitted. Otherwise, spatial reuse may be permitted.
    • 在定向天线中,空间重用涉及使两个通信在同一个链路上同时发生。 通信可以在相同或相反的方向。 如果没有可用的链路没有可用的活动通信,则具有足够带宽的主动通信的链路被定位。 然后可以实现天线训练序列。 检查确定天线训练序列是否成功。 如果在天线训练序列中有干扰,则不允许进行空间重用。 否则,可以允许空间重用。
    • 60. 发明授权
    • Cyclic amine bace-1 inhibitors having a heterocyclic substituent
    • 具有杂环取代基的环胺类bace-1抑制剂
    • US07910590B2
    • 2011-03-22
    • US12490884
    • 2009-06-24
    • Ying HuangGuoqing LiUlrich IserlohAndrew StamfordCorey StricklandJohannes H. VoigtJianping Pan
    • Ying HuangGuoqing LiUlrich IserlohAndrew StamfordCorey StricklandJohannes H. VoigtJianping Pan
    • A61K31/496A61K31/506
    • C04B35/632C07D207/277C07D401/12C07D401/14C07D403/12C07D403/14C07D405/14C07D409/14C07D413/12C07D413/14C07D417/14
    • Disclosed are novel compounds of the formula or a pharmaceutically acceptable salt or solvate thereof, wherein R1 is X is —O—, —C(R 14)2— or —N(R)—; Z is —C(R14)2— or —N(R)—; t is 0, 1, 2 or 3; each R and R2 is independently H, alkyl, cycloalkyl, cycloalkylalkyl, aryl, heteroaryl, heterocycloalkyl, arylalkyl, heteroarylalkyl, heterocycloalkylalkyl, alkenyl or alkynyl; each R14 is H, alkyl, alkenyl, alkynyl, halo, —CN, haloalkyl, cycloalkyl, cycloalkylalkyl, aryl, heteroaryl, heterocycloalkyl, arylalkyl, heteroarylalkyl, heterocycloalkylalkyl, —OR35, —N(R24)(R25) or —SR35; R41 is alkyl, cycloalkyl, —SO2(alkyl), —C(O)-alkyl, —C(O)-cycloalkyl or -alkyl-NH—C(O)CH3; and the remaining variables are as defined in the specification. Also disclosed are pharmaceutical compositions comprising the compounds of formula I and methods of treating cognitive or neurodegenerative diseases with compounds of formula I.Also disclosed are pharmaceutical compositions and methods of treatment comprising compounds of formula I in combination with other agents useful in treating cognitive or neurodegenerative diseases.
    • 公开了下式的新化合物或其药学上可接受的盐或溶剂合物,其中R 1是X是-O - , - C(R 14)2 - 或-N(R) - ; Z是-C(R 14)2 - 或-N(R) - ; t为0,1,2或3; 每个R和R 2独立地为H,烷基,环烷基,环烷基烷基,芳基,杂芳基,杂环烷基,芳基烷基,杂芳基烷基,杂环烷基烷基,烯基或炔基; 每个R 14是H,烷基,烯基,炔基,卤素,-CN,卤代烷基,环烷基,环烷基烷基,芳基,杂芳基,杂环烷基,芳基烷基,杂芳基烷基,杂环烷基烷基,-OR 35,-N(R 24)(R 25)或-SR 35; R41是烷基,环烷基,-SO2(烷基),-C(O) - 烷基,-C(O) - 环烷基或 - 烷基-NH-C(O)CH3; 其余变量如本说明书中所定义。 还公开了包含式I化合物的药物组合物和用式I化合物治疗认知障碍或神经变性疾病的方法。还公开了药物组合物和治疗方法,其包含式I化合物与用于治疗认知或神经变性的其它药剂 疾病