Corporate image photo: Multi-mode RF Tuner (CMMB, DVB-T/H, T-DMB)
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Multi-mode RF Tuner (CMMB, DVB-T/H, T-DMB)

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Digital TV is regarded as the most important technology paradigm shift in the first two decades of the new millennium. Digital TV content can be delivered to end users via digital cable, terrestrial or satellite technologies. Domestic DTV set, DTV receiver for personal computers, DTV function enabled cell phone and PMP, and digital set top box are key consumer electronic products.

ASTRI's multi-mode tuner at VHF, UHF and S-band supports China CMMB, Korea T-DMB and Europe DVB-H standards. It mainly targets at mobile TV applications. It uses advanced direct conversion architecture and is implemented with 0.13µm RF CMOS technology. Small chip size, low power consumption and high sensitivity are the key objectives of this multi-mode tuner development.

Applications

  • TV anywhere you go: indoor, outdoor, on car, bus, train, plane…
  • live news/sports
  • on-demand video
  • data-casting, stock quotes…
  • interactive gaming
  • home shopping

Mobile TV Functional Blocks

Mobile TV Functional Blocks
 

ASTRI's Multi-mode Tuner IC solution and benefits

  • Supports Multiple standards:
    - CMMB (S-band)
    - T-DMB (VHF)
    - DVB-T/H (UHF)
  • Direct Conversion Architecture
  • Efficient DC offset cancellation
  • Cost-effective solution
  • 0.13µm CMOS technology
VHF : 174 – 245 MHz (T-DMB)
UHF : 470 – 862 MHz (DVB-T/H)
S-band : 2635 – 2660 MHz (CMMB, China)
2605 – 2655 MHz (S-DMB, Korea)