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RTP: Audio and Video for the Internet
book

RTP: Audio and Video for the Internet

by Colin Perkins
June 2003
Intermediate to advanced
432 pages
8h 39m
English
Addison-Wesley Professional
Content preview from RTP: Audio and Video for the Internet

Chapter 9. Error Correction

  • Forward Error Correction

  • Channel Coding

  • Retransmission

  • Implementation Considerations

Although it is clearly important to be able to conceal the effects of transmission errors, it is better if those errors can be avoided or corrected. This chapter presents techniques that the sender can use to help receivers recover from packet loss and other transmission errors.

The techniques used to correct transmission errors fall into two basic categories: forward error correction and retransmission.80 Forward error correction relies on additional data added by the sender to a media stream, which receivers can then use to correct errors with a certain probability. Retransmission, on the other hand, relies on explicit requests for additional ...

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Publisher Resources

ISBN: 0672322498Purchase book