Systems Approach to Digital LPTV

1
Systems Approach toDigital LPTV

• Scott Barella
• V.P. Technology-Bus. Dev.

2
Technical Requirements

• Managing multiple elements can be confusing
  and frustrating!

• Video Encoding
• ATSC MPEG-2
• Dolby AC-3 Audio
• Multiplex
• Multiple SD Pgms
• Combine with HD
• Audio Only
• ATSC Modulator
• ASI/ SMPTE 310
• 8VSB
• Power Amplifier
• MASK Filter

Non-Linear Correction?
PSIP?
PIDs?
420 ?
AC-3 Audio?
Multiplexer?
Closed Captioning?
19.393658 MB/sec?
Aspect Ratio?
ASI?
SMPTE 310M?
High Def/Std. Def?
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LARCAN Digital LPTV History

• 1st CBA Boot Camp in 2005
• 2005 Broadcast Engineering Pick Hit Award for
  LARCAN Plus
• Designed Developed the OCTANE combined
  encoder-multiplexer unit
• Official Partnership with Triveni
• New Partnerships for Test Equipment, EAS, and
  Front-end systems

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OCTANE LARCANs Encoder-Mux

• Developed Specifically for Digital LPTV Stations
• Standard Unit includes 2 Standard Definition
  Programs (Up to 8 SD Channels)
• Built in Multiplexer
• Uses encoder cards that plug in to the 1RU
  frame
• Built-in Static PSIP
• Triveni Guide Builder Dynamic PSIP Integration
  Option

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Triveni Dynamic PSIP Generator

• Minimum 2 Program Guide
• Easy Setup
• Convenient Integration with OCTANE
• Easily Upgradable for unlimited Programs

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LARCAN Transcoder - ASI input

• Linear Correction
• Simple
• Solid Performance
• Good for applications under 200 Watts of DTV
  service

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LARCAN PULSE Modulator

• Linear Non-Linear Correction
• Simple Web Browser interface
• ASI and SMPTE 310 inputs
• Good for applications over 200 Watts of DTV
  service

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LARCAN In-Sinc Control Software

• Complete control of equipment
• Logging
• Easy Interface

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LARCAN MXi series Amplifiers

• Linear Performance
• Power ranges from 1 Watt to 1 kW
• Robust Performance

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LARCAN Revive 1kW Transmitter

• Complete 1kW DTV transmitters for LPTV
• Compact Design
• Perfect for Disaster Recovery
• Excellent Performance

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LARCAN Start-to-Solution Approach

• Complete Design
• OCTANE Encoder/Multiplexer
• Triveni Guide Builder LP PSIP Generator
• Transcoder Modulator with ASI input for under 200
  Watt Applications
• Pulse Modulator with ASI and SMPTE 310 inputs for
  over 200 Watt Applications
• MXi Modulator Power Amplifiers
• Revive 1kW LPTV Transmitters

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Solutions Approach is the Key

• LARCAN C2616