Business

Digital Radio Communication System Solution

Digital Radio Communication System Solution

Digital Radio Communication is the solution for providing reliable and stable radio communication services in Public Safety and Security area, Railway area, Subway area, Airport area, Plant area and etc. which voice/data communications are required in order to cope rapidly with the emergency situation with its establishment of system which the standardized technology is applied.
On the base of knowhow of employed engineers who served for a long time in the consultancy part, installation part and maintenance part of radio communication network, and technical skills of R&D engineers, SMEC will provide the RF Engineering Services for radio communication network, procurement of system/installation, RF optimization service. And we will realize the customer satisfaction with the follow up management throughout the professional engineers.

Solution

  • Digital TETRA TRS
    • - Switching & Management Infrastructure
    • - Base Station Equipment
    • - Radio Terminals
    • - Gateway Terminals
  • Digital Mobile Radio
    • - Tier -Ⅰ
    • - Tier - Ⅱ
    • - Tier - Ⅲ

Application Area

Application Area

Network Configuration

Network Configuration

The Competitiveness of Digital Radio Communication Part

  • Knowhow as the Professional Communication Company at wired/wireless over 20 years.
  • Employment of professional Engineers who served over 10 years in radio communication part.
  • Accumulated experiences and career of employed engineers[Radio Communication Projects in Public Safety & Security/ Railway & Subway area]
  • R&D capability and the patent rights of Radio communication equipment.

Characters & Specifications

Descriptions TETRA TRS Digital Mobile Radio
Standard ETSI(European Telecommunications Standard Institute) ETSI(European Telecommunications Standard Institute)
Access Method 4- TDMA 2-TDMA
Bandwidth 25kHz 12.5kHz
Frequency Range 380 – 400MHz
430 – 470MHz
800MHz
136 – 174MHz
350 – 400MHz
400 – 470MHz
Modulation π/4 DQPSK 4FSK
Voice Coding ACELP SELP
Encryption AIE, E2EE AES, E2EE
Data Throughput Max. 28.8Kbps Max.9600bps
Service
  • Group/Individual Call
  • Telephone Connection Call
  • Emergency Call
  • Call set-up time:0.3sec
  • DGNA
  • Max. 40W Output(Base station)Priority Call
  • Pre-Emption
  • Ambient Listening
  • Status Message
  • Text Message
  • Packet Data Service
  • Group/Individual Call
  • Telephone Connection Call
  • Emergency Call
  • Call set-up time:0.3sec
  • Max. 40W Output(Base station)Priority Call
  • Pre-Emption
  • Status Message
  • Text Message
  • Packet Data Service
  • Tier-1, 2, 3
Application Area Public Safety
Transportation(Railway, Subway, Airport)
Plant(Oil, Gas, Electric PowerIT)
Public Safety
Transportation(Railway, Subway, Airport)
Small Businesses (Distribution, Factory)
Top