Function:
Providing reliable communication method between fixed users and mobile users, mobile users and mobile users in rail traffic industry and provides important communication guarantee form driving security, improving operation efficiency and management level, improve service quality, handle with emergency accidents.

Features:
¡ñ Short calling time
¡ñ Sharing frequency, sharing facilities and sharing resources.
¡ñ Supports VPN, sharing system resource
¡ñ Modular design, strong scalability
¡ñ Supports multi group and network patterns including start, chain and ring shaped patterns.
Indicators:
¡ñ Working frequency:851-866 MHz.
¡ñ Signal path distance: 25K Hz
¡ñ Calling continuous time is shorter than 500ms
¡ñ Base station transmitting power 25W
¡ñ Vehicle carrier launching power 3W
¡ñ Portal carrier launching power 1W
¡ñ Receiving sensibility of vehicle and portal carriers -103dBm(dynamic)
¡ñ Recording time of the vehicle carrier: no less than 1 hour.

Service:
¡ñ Providing overall solutions for wireless cluster dispatching communication system, including TRTRA cluster equipment, optic fiber direct station equipment, leakage cable and development& application equipment, etc.
¡ñ According to special requirements, dispatching system, vehicle carrier equipment, fixed platform equipment, lifting alternation control equipments, etc with special functions operation requirements may be ordered.

Application:
¡ñ Communication System Integration Project, Nanjing Metro North-South Line Engineering.
¡ñ Wireless system integration and secondary development Project, Beijing Metro Batong Engineering.
¡ñ Wireless system integration and secondary development Project, Beijing Metro Line1 vehicle equipment renovation Engineering
¡ñ Wireless system integration and secondary development Project, Beijing Metro, Line2, vehicle equipment renovation Engineering
¡ñ Security wireless system integration project, Beijing Metro Line1 vehicle innovation engineering.
¡ñ Security wireless system integration project, Beijing Metro Line2 vehicle innovation engineering.
¡ñ Wireless system integration and secondary development Project, Beijing Rails Traffic Capital Airport Engineering.
¡ñ Wireless system integration and secondary development Project, Beijing Metro Line 10 Engineering.
¡ñ Wireless system integration and secondary development Project, Shenyang Metro Line 1 Engineering.
¡ñ Specific telephone system for line 1 and 2 of Beijing Metro.
¡ñ Specific telephone system for line 10 for Beijing Metro.
¡ñ Business and specific telephone system for Line 4 in Shenzhen Metro
¡ñ Business and specific telephone system for Line 2 in Shenzhen Metro
¡ñ Telephone system for Project, Line 2, Nanjing Metro(Business and specific integration system)