公开(公告)号：US20250062860A1

公开(公告)日：2025-02-20

申请号：US18706690

申请日：2022-11-30

Applicant: CASCO SIGNAL LTD.

Inventor： Donghai WANG ,  Xiaoyong WANG ,  Jianquan LI ,  Yi HAN ,  Ronghua HU ,  Huaxiang LIU ,  Tao HAN

IPC: H04L1/00 ,  H04L7/033 ,  H04L27/12

Abstract: The present invention relates to an FSK and LAN protocol conversion apparatus for a rail transit signal system, wherein the apparatus includes: a control instruction sending module (TC); a device state receiving module (TK); a data validity check module (VD) connected with the TC and the TK respectively; a first Ethernet redundant communication module (LAN A) connected with the VD; a second Ethernet redundant communication module (LAN B) connected with the VD; and a system configuration and maintenance module (MAN) connected with the above modules respectively. Compared with the prior art, the present invention has the advantage of implementing network access with a new ATS system of a control center on the basis of an original system, with minimized capital investment and maximized utilization of the existing station device.