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    • 1. 发明授权
    • MAC forwarding method for multi-hop routing in communication system between vehicles
    • 车辆通信系统中多跳路由的MAC转发方法
    • US07933271B2
    • 2011-04-26
    • US11487534
    • 2006-07-13
    • Chang-Sub ShinHyun LeeHan-Byeog ChoHyuk-Joon LeeCheol-Sig PyoJong-Suk Chae
    • Chang-Sub ShinHyun LeeHan-Byeog ChoHyuk-Joon LeeCheol-Sig PyoJong-Suk Chae
    • H04L12/28H04B7/00H04Q7/00H04Q7/20
    • H04W40/26
    • Provided is a Media Access Control (MAC) forwarding method for multi-hop routing in a communication system between vehicles. The method includes the steps of: a) receiving a frame from all nodes and checking whether there are duplicate frames; b) partly updating forwarding cache table (FCT) information, or updating SNT information and checking whether a destination address is a corresponding node; c) updating the FCT information, transmitting an Ack signal and transferring the frame to the upper layer, or searching whether the destination address is registered as “d_addr”; d) updating the FCT information and transmitting a delay ACK frame or checking whether the transmitted frame is a flooding frame; and e) updating the FCT information, checking whether the other node does not transmit the “d_ack” and inserting a flooding frame, otherwise, updating the FCT information and abandoning the frame.
    • 提供了一种用于车辆之间的通信系统中的多跳路由的媒体接入控制(MAC)转发方法。 该方法包括以下步骤:a)从所有节点接收帧并检查是否存在重复帧; b)部分更新转发高速缓存表(FCT)信息,或更新SNT信息并检查目的地址是否是对应节点; c)更新FCT信息,发送Ack信号并将帧传送到上层,或者搜索目的地地址是否被注册为“d_addr”; d)更新FCT信息并发送延迟ACK帧或检查所发送的帧是否是泛洪帧; 以及e)更新FCT信息,检查其他节点是否不发送“d_ack”并插入洪泛帧,否则更新FCT信息并放弃该帧。
    • 2. 发明申请
    • MAC forwarding method for multi-hop routing in communication system between vehicles
    • 车辆通信系统中多跳路由的MAC转发方法
    • US20070110067A1
    • 2007-05-17
    • US11487534
    • 2006-07-13
    • Chang-Sub ShinHyun LeeHan-Byeog ChoHyuk-Joon LeeCheol-Sig PyoJong-Suk Chae
    • Chang-Sub ShinHyun LeeHan-Byeog ChoHyuk-Joon LeeCheol-Sig PyoJong-Suk Chae
    • H04L12/56
    • H04W40/26
    • Provided is a Media Access Control (MAC) forwarding method for multi-hop routing in a communication system between vehicles. The method includes the steps of: a) receiving a frame from all nodes and checking whether there are duplicate frames; b) partly updating forwarding cache table (FCT) information, or updating SNT information and checking whether a destination address is a corresponding node; c) updating the FCT information, transmitting an Ack signal and transferring the frame to the upper layer, or searching whether the destination address is registered as “d_addr”; d) updating the FCT information and transmitting a delay ACK frame or checking whether the transmitted frame is a flooding frame; and e) updating the FCT information, checking whether the other node does not transmit the “d_ack” and inserting a flooding frame, otherwise, updating the FCT information and abandoning the frame.
    • 提供了一种用于车辆之间的通信系统中的多跳路由的媒体接入控制(MAC)转发方法。 该方法包括以下步骤:a)从所有节点接收帧并检查是否存在重复帧; b)部分更新转发高速缓存表(FCT)信息,或更新SNT信息并检查目的地址是否是对应节点; c)更新FCT信息,发送Ack信号并将帧传送到上层,或者搜索目的地地址是否被注册为“d_addr”; d)更新FCT信息并发送延迟ACK帧或检查所发送的帧是否是泛洪帧; 以及e)更新FCT信息,检查其他节点是否不发送“d_ack”并插入洪泛帧,否则更新FCT信息并放弃该帧。
    • 9. 发明授权
    • Base station and mobile terminal for location detection, and location detecting method
    • 用于位置检测的基站和移动终端,以及位置检测方法
    • US07714784B2
    • 2010-05-11
    • US10882525
    • 2004-06-30
    • Chang-Sub ShinHyun-Seo OhHyun Lee
    • Chang-Sub ShinHyun-Seo OhHyun Lee
    • G01S1/08
    • G01S5/0263G01S1/08
    • Disclosed are a base station and a mobile terminal for location detection, and a location detecting method. The base station in which a plurality of antennas having RF modules are installed transmits a signal including location information of each of the antennas to the mobile terminal. The mobile terminal carries out location detection by selectively using location information received from a GPS receiver or location information received from a DSRC transceiver. The base station and mobile terminal for location detection can perform location detection with high accuracy using the existing DSRC service. Thus, the base station and mobile terminal can carry out location detection having an error of approximately 10 m in downtown areas or buildings.
    • 公开了一种用于位置检测的基站和移动终端,以及位置检测方法。 其中安装有多个具有RF模块的天线的基站将包括每个天线的位置信息的信号发送到移动终端。 移动终端通过选择性地使用从GPS接收机接收的位置信息或从DSRC收发器接收的位置信息来执行位置检测。 用于位置检测的基站和移动终端可以使用现有的DSRC服务以高精度执行位置检测。 因此,基站和移动终端可以在市区或建筑物中进行大约10m的误差的位置检测。
    • 10. 发明申请
    • Base station and mobile terminal for location detection, and location detecting method
    • 用于位置检测的基站和移动终端,以及位置检测方法
    • US20070188382A1
    • 2007-08-16
    • US11732789
    • 2007-04-03
    • Chang-Sub ShinHyun-Seo OhHyun Lee
    • Chang-Sub ShinHyun-Seo OhHyun Lee
    • G01S1/08
    • G01S5/0263G01S1/08
    • Disclosed are a base station and a mobile terminal for location detection, and a location detecting method. The base station in which a plurality of antennas having RF modules are installed transmits a signal including location information of each of the antennas to the mobile terminal. The mobile terminal carries out location detection by selectively using location information received from a GPS receiver or location information received from a DSRC transceiver. The base station and mobile terminal for location detection can perform location detection with high accuracy using the existing DSRC service. Thus, the base station and mobile terminal can carry out location detection having an error of approximately 10 m in downtown areas or buildings.
    • 公开了一种用于位置检测的基站和移动终端,以及位置检测方法。 其中安装有多个具有RF模块的天线的基站将包括每个天线的位置信息的信号发送到移动终端。 移动终端通过选择性地使用从GPS接收机接收的位置信息或从DSRC收发器接收的位置信息来执行位置检测。 用于位置检测的基站和移动终端可以使用现有的DSRC服务以高精度执行位置检测。 因此,基站和移动终端可以在市区或建筑物中进行大约10m的误差的位置检测。