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    • 7. 发明申请
    • METHODS AND ARRANGEMENTS FOR SUPPORTING A RANDOM ACCESS PROCEDURE
    • 支持随机访问程序的方法和安排
    • WO2018052362A1
    • 2018-03-22
    • PCT/SE2017/050895
    • 2017-09-12
    • TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    • SUNDBERG, MårtenERIKSSON LÖWENMARK, StefanJOHANSSON, NicklasALMQUIST, GustavDIACHINA, John Walter
    • H04W72/10H04W4/00H04W52/02H04W74/08H04W76/10
    • Method by a communication device (120) for supporting a random access procedure in a wireless communication network (100). The communication device (120) 5 provides (401) an indicator for indicating a presence of an initial access request by the communication device (120). The initial access request is part of the random access procedure. The indicator comprises a pre-defined synchronization sequence, wherein one of: i) the indicator comprises a first access burst extending over one time slot, wherein the first access burst comprises the pre-defined synchronization sequence, which 10 is longer than 41 bits, and ii) the indicator comprises a second access burst extending over two time slots, the second access burst comprising the pre-defined synchronization sequence, which is longer than 88 bits. The communication device (120) transmits (402) the indicator on a random access channel in uplink to a network node (110). The indicator indicates the presence to the network node (110) of the initial access request.
    • 通信设备(120)用于支持无线通信网络(100)中的随机接入过程的方法。 通信设备(120)5提供(401)用于指示通信设备(120)的初始访问请求的存在的指示符。 初始访问请求是随机访问过程的一部分。 所述指示符包括预定义的同步序列,其中以下之一:i)所述指示符包括在一个时隙上延伸的第一接入突发,其中所述第一接入突发包括所述预定义的同步序列,所述预定义的同步序列大于41位, 以及ii)所述指示符包括在两个时隙上延伸的第二接入突发,所述第二接入突发包括比88比特更长的预定义的同步序列。 通信设备(120)将上行链路中的随机接入信道上的指示符发送(402)给网络节点(110)。 该指示符指示网络节点(110)存在初始访问请求。
    • 8. 发明申请
    • METHODS AND APPARATUS FOR POSITIONING OF A WIRELESS COMMUNICATION DEVICE USING TIMING ADVANCE MULTILATERATION
    • 使用定时进步的无线通信设备的定位方法和装置
    • WO2018034607A1
    • 2018-02-22
    • PCT/SE2017/050777
    • 2017-07-13
    • TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    • JOHANSSON, NicklasSUNDBERG, MårtenDIACHINA, John Walter
    • G01S5/14H04W64/00
    • A wireless communication device sends positioning messages on the random access channels in two or more cells of a wireless communication network, where the messages exhibit one or more characteristics enabling the network to differentiate them as positioning messages rather than access messages (604). Correspondingly, the network uses the received messages as a basis for estimating timing advance values for the device with respect to the two or more cells (606), and it commonly links the cell- specific timing advance values to a device identifier included in the positioning messages by the device (608). The inclusion of the device identifier allows a positioning node to recognize the timing advance values as being associated with the same wireless communication device, for use in multilateration-based positioning estimation.
    • 无线通信设备在无线通信网络的两个或更多个小区中的随机接入信道上发送定位消息,其中消息表现出使得网络能够将它们区分为定位消息而不是定义消息的一个或多个特性 访问消息(604)。 相应地,网络使用所接收的消息作为用于估计设备相对于两个或更多个小区(606)的定时提前值的基础(606),并且它通常将小区专用定时提前值链接到定位中包括的设备标识符 设备的消息(608)。 包括设备标识符允许定位节点将定时提前值识别为与同一无线通信设备相关联,以用于基于多点定位的定位估计。