VoIP Voice and Fax Signal ProcessingJohn Wiley & Sons, 3 окт. 2008 г. - Всего страниц: 380 A complete and systematic treatment of signal processing for VoIP voice and fax This book presents a consolidated view and basic approach to signal processing for VoIP voice and fax solutions. It provides readers with complete coverage of the topic, from how things work in voice and fax modules, to signal processing aspects, implementation, and testing. Beginning with an overview of VoIP infrastructure, interfaces, and signals, the book systematically covers:
Over 100 questions and answers on voice and more than seventy questions and answers on fax are provided at the back of the book to reinforce the topics covered throughout the text. Additionally, several clarification, interpretation, and discussion sections are included in selected chapters to aide in readers' comprehension. VoIP Voice and Fax Signal Processing is an indispensable resource for professional electrical engineers, voice and fax solution developers, product and deployment support teams, quality assurance and test engineers, and computer engineers. It also serves as a valuable textbook for graduate-level students in electrical engineering and computer engineering courses. |
Содержание
1 PSTN Basic Infrastructure Interfaces and Signals | 1 |
2 VoIP Overview and Infrastructure | 19 |
3 Voice Compression | 49 |
4 Generic VADCNG for Waveform codecs | 76 |
5 Packet Loss Concealment Techniques | 91 |
6 ECHO Cancellation | 113 |
7 DTMF Detection Generation and Rejection | 151 |
8 Caller ID Features in VoIP | 179 |
14 Fax Operation on PSTN Modulations and Fax Messages | 282 |
15 Fax Over IP and Modem Over IP | 333 |
16 Fax Over IP Payload Formats and Bit Rate Calculations | 371 |
17 Country Deviations of the PSTN Mapped to VoIP | 393 |
18 Voice Packets Jitter with Large Data Packets | 406 |
19 VoIP on Different Processors and Architectures | 414 |
20 VoIP Voice Quality | 425 |
21 VoIP Voice FAQs | 464 |
9 Wideband Voice Modules Operation | 203 |
10 PacketizationRTP RTCP and Jitter Buffer | 215 |
11 VoIP VoiceNetwork Bit Rate Calculations | 242 |
12 Clock Sources for VoIP Applications | 257 |
13 VoIP Voice Testing | 269 |
22 Basic Fax and Fax Over IP FAQs | 484 |
BIBLIOGRAPHY | 498 |
517 | |