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T-DMB/DAB Multi Signal Generator - TMG3000 본문

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T-DMB/DAB Multi Signal Generator - TMG3000

임연원 2007. 3. 16. 12:07
T-DMB/DAB Multi Signal Generator - TMG3000




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TMG3000은 국내유일의 한국형 지상파 DMB 방송을 완벽하게 지원하는 RF일체형 Signal 제너레이터입니다. T-DMB Video/Audio Service(H.264+BSAC), DAB Service (Audio+DATA), Ensemble Multiplexer, OFDM변조기 및 RF 업컨버터가 내장되어 있어, 쉽고 간편하게 DMB 단말기 개발, QC 및 양산라인에서 사용하실 수 있습니다.특히, 타사의 단순 DAB Simulator와의 차별되게 6개 DMB방송사업자의 T-DMB방송 스트림 및 정보를 그대로 재생할 수 있는 기능을 갖고 있어 실제 방송환경과 가장 근접한 환경을 만들어 주며(각 방송사의 서비스 종류, 개수 및 정보를 동일하게 재생 가능) 이를 통해 DMB 수신기 개발사는 수신기 개발과정상에서 발생할 수 있는 여러 가지 위험성을 최소화시킬 수 있습니다.
Feature

System

  • All-in-One T-DMB Generator
    - DMB Service + DAB Service + Ensemble Mux. + OFDM Modulator + Up-converter
  • User Friendly UI based on Windows
  • Size of Storage for Video, Audio and Data (Basic 160GB~1TB)
  • Extend a channel up to 3 per an unit
  • Auto Test (Optional)
  • GPIB Remote Control/RS232 (Optional)


RF

  • Output : Band III, L-band, IF, IQ
    - Band III : 174Mhz~250Mhz
    - L-band : 1452Mhz ~ 1492Mhz
  • Support Transmission Mode I, II, III, IV
  • Output Level : 0~ -110dBm
  • Resolution : 0.5dBm
  • Support C/N Generation
    - C/N Range : -10~+30dB (Resolution : 0.5dB)
    - Noise BW : ① 0~10MHz according from Signal CH BW (Spec.)
    ② User Select : ~ Max. 45MHz
  • Support Fading Simulation (Future Support)
    - 6 CHs (Optional : Max. 12CHs)
    - Speed Range : 0~120km/h
    - Path Delay : 100ns~10μs (Resolution : 100ns)
    - Path Loss : 0~-25dB (Resolution : 0.5dB)

Multiplexing

  • Enhanced Packet Mode
    - Data Service FEC
    - EN 300 401 V.1.4.1 (2006-01)
  • RS/CI Encoder integrated
    - Support RS/CI 204 byte Video TS
    - Support 188 byte Video TS
  • ETI File Generation
  • User Multiplexing
    - No limit for Number of Service and Service Component
  • Support National FIG Information (Korea, China, Germany)
  • Pattern Multiplexing
    - No limit for Number of Service and Service Component
    - one Touch Fast & Easy Mux. Interface

Service

  • Video Service
    - Korea : H.264 + BSAC or H.264 + BSAC + BIFS
    - China : H,264/BSAC or H.264/AAC+
    - Other : H,264/BSAC or H.264/AAC+
  • Video Bit rate : 8-1824(kbps)
  • Audio Service : Musicam
  • Audio Bit rate
    - 32/48/56/64/80/96/112/128/160/192/224/256/320 (kbps)
  • UEP/EEP Full Support
    - UEP : Audio Protection Level 1, 2, 3, 4, 5
    - EEP : Video / Data Protection Level
    1-A, 2-A, 3-A, 4-A, 1-B, 2-B, 3-B, 4-B
  • Data Service : BWS/SLS/DLS
  • CAS (Optional)
H/W Spec
1. Frequency
Range: Band II, III, L
Resolution: 1KHz
Stability: 1ppm

2. RF Output Level
Range: 0 ~ -110dBm
Resolution: 0.5dB
Accuracy: ±1dB
Impedance: 50ohm

3. VSWR (Voltage Standing Wave Ratio) : Better than 1:1.5

4. Modulation
-High performance OFDM modulation (Good SNR, Low Phase Noise architecture)
-D-QPSK (Different Quadrature Phase Shift Keying)

5. Transmission Mode: Mode 1,2,3,4

6. IF Output: 36MHz~44MHz