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    • 81. 发明申请
    • IMPLEMENTING WIRELESS POWER TRANSFER WITH 60 GHZ MMWAVE COMMUNICATION
    • 实现60 GHZ MMWAVE通信的无线电力传输
    • US20140292090A1
    • 2014-10-02
    • US13993208
    • 2011-12-09
    • Carlos CordeiroGuoqing LiAli S. SadriBahareh Sadeghi
    • Carlos CordeiroGuoqing LiAli S. SadriBahareh Sadeghi
    • H04B5/00
    • H04B5/0037H02J7/025H02J17/00H02J50/23H02J50/27H02J50/40H02J50/80H04B5/0031H04B7/02
    • A system and method are provided to form multiple separate beamformed wireless communication links between a 60 GHz mmWave transmitter and a cooperating 60 GHz mmWave receiver, to transfer not only wireless data communication between the cooperating devices, but also to transmit usable wireless power between the cooperating devices. These systems and methods employ a technology for establishing multiple beamformed wireless communication links between cooperating 60 GHz mmWave communication devices to transfer wireless data communication between the cooperating devices, and separately to transmit usable wireless power between the cooperating devices over separate wireless directional beamformed links between the devices providing efficient and effective wireless power transmission between the devices based on the directionality of the beamformed links. Because 60 GHz mmWave transmissions are highly directional, with beamwidths on the order of 10-20 degrees, power loss based on wasted energy when compared to existing omnidirectional wireless power transmission systems is significantly reduced.
    • 提供了一种系统和方法,以在60GHz毫米波宽的发射机和协作的60GHz的毫米波接收机之间形成多个单独的波束形成的无线通信链路,不仅传输协作设备之间的无线数据通信,而且在合作的传输之间传输可用的无线电力 设备。 这些系统和方法采用技术,用于在协作的60GHz mmWave通信设备之间建立多个波束形成的无线通信链路,以便在协作设备之间传输无线数据通信,并且单独地在协作设备之间通过分离的无线定向波束形成链路传输可用无线电力 基于波束形成的链路的方向性,在设备之间提供有效且有效的无线功率传输的设备。 由于60 GHz mmWave传输是高度定向的,波束宽度在10-20度级,与现有的全向无线电力传输系统相比,基于浪费能量的功率损耗显着降低。
    • 82. 发明授权
    • Method and system for transmitting an uplink channel sounding pilot and base station and user equipment
    • 用于发送上行信道探测导频和基站以及用户设备的方法和系统
    • US08538445B2
    • 2013-09-17
    • US12598079
    • 2008-04-30
    • Shiqiang SuoYongjun DengGuoqing LiZhuo GaoLi Chen
    • Shiqiang SuoYongjun DengGuoqing LiZhuo GaoLi Chen
    • H04W72/00H04W4/00
    • H04W72/1289H04W72/042
    • A method for transmitting an uplink channel sounding pilot is used in the Long Term Evolution Project. The method includes: receiving, by a User Equipment, an uplink channel sounding pilot scheduling signaling; and transmitting, by the User Equipment, an uplink channel sounding pilot according to an indication in the uplink channel sounding pilot scheduling signaling. The uplink channel sounding pilot scheduling signaling includes one of or a combination of indication information including transmission starting time, a transmission period, duration, a subcarrier index, a subframe index, a long block index and a frequency band of the uplink channel sounding pilot. A system for transmitting an uplink channel sounding pilot, a base station and a User Equipment are also disclosed. With the use of the invention, a User Equipment may be dynamically scheduled to transmit an uplink channel sounding pilot, a solution for carrying the uplink channel sounding pilot scheduling signaling is provided, and a solution for determining the position of the uplink channel sounding pilot in the subframe is also be provided, thereby the position of the uplink channel sounding pilot in the subframe can more accurately reflect the conditions of the channel on which uplink and/or downlink processing is performed according to the uplink channel sounding pilot.
    • 在长期演进项目中使用用于发送上行链路信道探测导频的方法。 该方法包括:由用户设备接收上行信道探测导频调度信令; 并且根据上行链路信道探测导频调度信令中的指示,由用户设备发送上行链路信道探测导频。 上行链路信道导频调度信令包括上行信道探测导频中的发送开始时间,发送周期,持续时间,子载波索引,子帧索引,长块索引和频带之间的指示信息之一或组合。 还公开了一种用于发送上行链路信道探测导频,基站和用户设备的系统。 利用本发明,用户设备可以被动态调度以发送上行链路信道探测导频,提供用于携带上行链路信道探测调度信令的解决方案,以及用于确定上行链路信道探测飞行员的位置的解决方案 还提供子帧,由此,子帧中的上行链路信道探测导频的位置可以更准确地反映根据上行链路信道探测导频执行上行链路和/或下行链路处理的信道的条件。
    • 83. 发明授权
    • Method, system and device for instructing transmission of preamble and for transmitting preamble
    • 用于指示前同步码传输和发送前同步码的方法,系统和装置
    • US08504051B2
    • 2013-08-06
    • US13057363
    • 2009-08-07
    • Guoqing LiLi ChenJiayi Fang
    • Guoqing LiLi ChenJiayi Fang
    • H04W72/00
    • H04W74/008H04W74/0833H04W74/0866
    • A method, a system and a device for indicating and transmitting the preamble are used to solve the problem existing in the prior art, which reduces the resource utilization efficiency due to that the user equipment (UE) sends the preamble to the evolution base station through the physical random access channel (PRACH) selected by itself in the present random access. The method includes: determining the channel signature associated with the PRACH assigned to the terminal side; sending the determined channel signature to the terminal side, and indicating the terminal side to transmit the preamble using the PRACH associated with the channel signature. Adopting said method can improve the resource utilization efficiency.
    • 用于指示和发送前导码的方法,系统和设备用于解决现有技术中存在的问题,这降低了资源利用效率,这是由于用户设备(UE)将前导码发送到演进基站,通过 在当前随机接入中自身选择的物理随机接入信道(PRACH)。 该方法包括:确定与分配给终端侧的PRACH相关联的信道签名; 将确定的信道签名发送到终端侧,并且指示终端侧使用与频道签名相关联的PRACH来发送前导码。 采用该方法可以提高资源利用效率。
    • 86. 发明申请
    • Method and Apparatus for Uplink Synchronization Control
    • 上行同步控制方法与装置
    • US20120063425A1
    • 2012-03-15
    • US13320537
    • 2010-05-11
    • Zhixue WangGuoqing LiYi ZhaoJiamin LiuYali ZhaoFangli Xu
    • Zhixue WangGuoqing LiYi ZhaoJiamin LiuYali ZhaoFangli Xu
    • H04W56/00
    • H04W56/0045H04W92/10
    • The present invention discloses a method for uplink synchronization control, wherein network side and a user equipment (UE) maintain a timing alignment timer (TAT) for the UE, and maintain an uplink transmission timing adjustment amount for uplink component carriers, and the method includes following steps: the network side measuring uplink component carriers of the UE, and obtaining an uplink transmission TA amount of the uplink component carriers; and before the TAT expires, the network side transmitting to the UE an adjustment command comprising information of the uplink transmission TA amount for at least one of the uplink component carriers of the UE. Also disclosed in the embodiments of the present invention are a method for uplink synchronization control at the UE side, and a base station and a UE for implementing the above methods. The solution of the present invention enables accurate adjustment of the uplink synchronization for each component carrier in a carrier aggregation mechanism.
    • 本发明公开了一种上行链路同步控制方法,其中网络侧和用户设备(UE)维护用于UE的定时对准定时器(TAT),并维持上行链路分量载波的上行链路传输定时调整量,该方法包括 以下步骤:网络侧测量UE的上行链路分量载波,并获得上行链路分量载波的上行链路传输TA量; 并且在TAT到期之前,网络侧向UE发送包括UE的上行链路分量载波中的至少一个的上行链路传输TA的信息的调整命令。 在本发明的实施例中也公开了一种用于UE侧的上行链路同步控制的方法,以及用于实现上述方法的基站和UE。 本发明的解决方案能够准确地调整载波聚合机制中的每个分量载波的上行链路同步。
    • 87. 发明申请
    • METHOD AND SYSTEM OF MAPPING DISPLAYPORT OVER A WIRELESS INTERFACE
    • 在无线接口上绘制显示的方法和系统
    • US20120063376A1
    • 2012-03-15
    • US12882506
    • 2010-09-15
    • SRIKANTH KAMBHATLAGuoqing Li
    • SRIKANTH KAMBHATLAGuoqing Li
    • H04W40/00
    • G09G5/363G09G5/006G09G2370/04G09G2370/10G09G2370/12G09G2370/16
    • A method and system to facilitate the mapping of the DisplayPort standard over a wireless interface. The wireless interface uses a communication protocol that operates in accordance with, but is not limited to, a wireless gigabit alliance (WGA) standard, a Institute of Electrical and Electronics Engineers (IEEE) 802.11a/b/g, IEEE 802.11n, and other IEEE wireless standards, a Bluetooth standard, a Ultra-wideband (UWB) standard, and a 3rd Generation Partnership Project (3GPP) Long Term Evolution (LTE) standard. In one embodiment of the invention, it provides a definition for mapping the DisplayPort standard over a wireless interface to enable wireless display usage model with existing or new DisplayPort sink devices. The definition for mapping the DisplayPort standard over a wireless interface allows end-to-end interoperability of DisplayPort based wireless devices and facilitates the adoption of the definition as an industry standard in one embodiment of the invention.
    • 一种便于通过无线接口映射DisplayPort标准的方法和系统。 无线接口使用根据但不限于无线吉比特联盟(WGA)标准,电气和电子工程师协会(IEEE)802.11a / b / g,IEEE 802.11n和 其他IEEE无线标准,蓝牙标准,超宽带(UWB)标准和第三代合作伙伴计划(3GPP)长期演进(LTE)标准。 在本发明的一个实施例中,它提供了用于通过无线接口映射DisplayPort标准以使得能够利用现有的或新的DisplayPort宿设备实现无线显示使用模型的定义。 通过无线接口映射DisplayPort标准的定义允许基于DisplayPort的无线设备的端到端互操作性,并且有助于在本发明的一个实施例中将定义作为工业标准采用。
    • 88. 发明授权
    • Device, system and method of mitigating interference in a wireless network
    • 减轻无线网络干扰的设备,系统和方法
    • US08040983B2
    • 2011-10-18
    • US11865737
    • 2007-10-02
    • Guoqing Li
    • Guoqing Li
    • H03D1/04
    • H04W24/08H04W16/14
    • System and method of locating an interferer and mitigating its effect for stations of a wireless local area network. Embodiments provide a protocol and mechanism to evaluate the interferer location relative to a wireless link and to take accurate actions to mitigate the interference effect for specific cases. A method includes classifying a location of an interferer relative to a wireless communication device based on a comparison with a clear-channel threshold and a noise-tolerability threshold of the device, categorizing a location of the interferer relative to a wireless link based on a combination of the interference categories for the transmitting and the receiving devices, and mitigating interference in the wireless network according to the categorization. For example, in some cases, mitigating includes adapting a noise-tolerability threshold of the transmitting device to allow transmission.
    • 定位干扰源并减轻其对无线局域网站的影响的系统和方法。 实施例提供了一种用于评估相对于无线链路的干扰源位置的协议和机制,并采取准确的动作来减轻特定情况下的干扰效应。 一种方法包括基于与清除信道阈值和设备的可容许噪声阈值的比较来相对于无线通信设备对干扰源的位置进行分类,基于组合对干扰源相对于无线链路的位置进行分类 的发射和接收设备的干扰类别,并根据分类减轻无线网络中的干扰。 例如,在一些情况下,减轻包括适配发射设备的可容许噪声阈值以允许传输。
    • 90. 发明授权
    • Method and apparatus for operating a communication station
    • 用于操作通信站的方法和装置
    • US07822440B2
    • 2010-10-26
    • US11615955
    • 2006-12-23
    • Minyoung ParkGuoqing LiLiuyang Lily Yang
    • Minyoung ParkGuoqing LiLiuyang Lily Yang
    • H04M1/00
    • H04W8/005H04W76/10H04W84/18H04W92/18
    • A method for operating a communication station in a communicating environment includes: (a) monitoring the environment to ascertain whether the station is receiving an unintended sensed signal not intended for the station from at least one signal source; (b) if the station has not received a predetermined number of unintended sensed signals during a predetermined time interval, operating the station in an omni-directional mode; and (c) if the station has received a predetermined number of sensed signals during the predetermined time interval, saving an indication of a reception direction from which arrived each unintended sensed signal; and operating the station in a directional mode. While in the directional mode, the station is sensitive to receiving signals arriving from a sensing direction other than from a reception direction, and the station transmits signals toward the sensing direction.
    • 一种用于在通信环境中操作通信站的方法包括:(a)监测环境以确定站是否正在从至少一个信号源接收不用于该站的非预期感测信号; (b)如果站在预定时间间隔内没有收到预定数量的非预期感测信号,则以全向模式操作站; (c)如果站在预定的时间间隔期间已接收到预定数量的感测信号,则保存从每个非预期的感测信号到达的接收方向的指示; 并以定向模式操作站。 在方向模式中,站对从接收方向以外的感测方向到达的信号敏感,并且站向感测方向发送信号。