System Overview

An active digital dynamic car number indicator that is installed at high-speed and general train stations and automatically displays car number information by train type and minimizes the movement flow of customers

System Configuration Diagram

Main Features

• Communication between Repeater and Car-Number Indicator : Wireless Communication (wireless reach: 800m or more)
• Brightness adjustment (1-10) step support
• Wireless Firmware Download Function
• 7-Segment LED module
• Dual side Display (Independent each other)
• Communication between Repeater and Staion Sever : Supports Optic or Ethernet communication

Car Number Indicator

Car Number Indicator

Characteristics

• RF output: 5mW or less
• Frequency band: 424Mhz
• Output impedance unicorn: 50Ω (nominal)
• Communication method: Half-duplex
• Channel density tape: 12.5khz / 25khz
• OBW : 〈8.5khz
• Spurious: -40dBC or less Temperature range: -25 to 55 °C

Wireless Repeater

Wireless Repeater

Characteristics

• RF output: 5mW or less
• Frequency band: 424Mhz
• Output impedance: 50Ω (nominal)
• Communication method: Half duplex
• Channel step: 12.5khz / 25khz
• OBW : 〈8.5khz
• Spurious: -40 dBC or less
• Temperature range: -25 to 55 °C