Tunnel positioning system and method

• Main Authors: DAI YUANLIU, YAN SUQING, LIANG WEIBIN, FU WENTAO, LI JINGJING, BAI YANG, JI YUANFA, LI LONG, ZHAO SONGKE, SUN XIYAN, JIA QIANZI
• Format: Patent
• Language: Chinese; English
• Published: 11.04.2023
• Subjects: ANALOGOUS ARRANGEMENTS USING OTHER WAVES; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES; MEASURING; PHYSICS; RADIO DIRECTION-FINDING; RADIO NAVIGATION; TESTING

The invention is applicable to the field of tunnel positioning, and provides a tunnel positioning system and method, the tunnel positioning system comprises a plurality of cascade nodes arranged in a tunnel, and each level of node comprises GNSS signal receiving equipment, a GNSS signal simulator and a signal controller which are electrically connected in sequence. The problems that equipment is complex and difficult to expand, and continuous positioning cannot be achieved are solved. 本申请适用于隧道定位领域，提供了一种隧道定位系统和方法，隧道定位系统包括：布设在隧道内的多个级联节点，每级节点包括依次电连接的GNSS信号接收设备、GNSS信号模拟器和信号控制器。解决了设备复杂、难拓展、无法连续定位的问题。