CHAPTER 27

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  1. Basic rate interface (BRI) provides two 64kbps B channels and one 16kbps D signaling channel. The services supported are voice, slow scan TV at 64kbps, data services such as e-mail, file transfer, and remote login.

  2. Primary rate interface (PRI) provides thirty 64 kbps B channels and one 64kbps signaling channel. High-speed services such as video conferencing at 384kbps and video streaming at 2.048Mbps can be supported.

  3. In Telemedicine, patient information has to be sent to the doctor located at a distant place. Ideally, the video of the patient is sent to the doctor. In addition, x-ray, ECG, EEG, and so forth can be sent. A full-fledged tele- medicine application requires 2Mbps link.

  4. You can obtain the details from http://www.cnet.com and http://www.askey.com.



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Principles of Digital Communication Systems and Computer Networks
Principles Digital Communication System & Computer Networks (Charles River Media Computer Engineering)
ISBN: 1584503297
EAN: 2147483647
Year: 2003
Pages: 313
Authors: K V Prasad

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