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HB 75-1996 Teleconferencing Handbook

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HB 75-1996 Teleconferencing Handbook Powered By Docstoc
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                                                                                  Handbook


                                                           HANDBOOK
                                                           TELECONFERENCING
                                                                                             SAA/SNZ HB75:1996
                                                                                                                         SAA/SNZ HB75:1996




                                                                                           Handbook
This is a free 4 page sample. Access the full version at http://infostore.saiglobal.com.




                                                                                           TELECONFERENCING
                                                                                           HANDBOOK




                                                                                           PUBLISHED JOINTLY BY:

                                                                                           STANDARDS AUSTRALIA
                                                                                           1 The Crescent,
                                                                                           Homebush NSW 2140 Australia

                                                                                           STANDARDS NEW ZEALAND
                                                                                           Level 10, Standards House,
                                                                                           155 The Terrace,
                                                                                           Wellington 6001 New Zealand
                                                                                                                                 ISBN 0 7337 0202 3
                                                                                           SAA/SNZ HB75:1996                                                     2


                                                                                                                                                         PREFACE

                                                                                                This Handbook was prepared by Standards Australia and the Australasian Teleconferencing
                                                                                                Association to describe the concepts and principles of teleconferencing. It also provides an
                                                                                                introduction to the technology involved in teleconferencing, the equipment used and the
                                                                                                procedures for setting up a teleconference.
                                                                                                The objective of this Handbook is to provide users and potential users of teleconferencing
                                                                                                with an understanding of teleconferencing in order to encourage and facilitate its further
                                                                                                adoption in Australia and New Zealand.




                                                                                                                                             ACKNOWLEDGMENTS

                                                                                                This Handbook is the result of the joint efforts of Standards Australia and the Australasian
This is a free 4 page sample. Access the full version at http://infostore.saiglobal.com.




                                                                                                Teleconferencing Association (ATA). The ATA provided the draft text and has the
                                                                                                responsibility for the technical content of the Handbook.
                                                                                                Standards Australia particularly wishes to acknowledge the work of the members of the
                                                                                                ATA’s Standards and Technical Committee who contributed to the Handbook.
                                                                                                The ATA is the independent, non-partisan industry body for teleconferencing in Australasia.
                                                                                                It was incorporated in 1992. The ATA aims to promote the development and application of
                                                                                                all types of teleconferencing in both the Australasian region and around the globe.
                                                                                                Membership of the Association encompasses companies and individuals spanning various
                                                                                                industry sectors including telecommunications, computing, education, mining, financial, legal
                                                                                                and manufacturing. The ATA’s mission is ‘to represent the Australasian teleconferencing
                                                                                                industry and to promote the development and application of all types of teleconferencing in
                                                                                                the interest of its members’.
                                                                                                If you would like more information on the ATA or are interested in becoming a member,
                                                                                                please contact the Secretary at PO Box 3151, South Brisbane, Queensland 4101.




                                                                                                                          © Copyright     STANDARDS AUSTRALIA/ STANDARDS NEW ZEALAND
                                                                                             Users of Standards are reminded that copyright subsists in all Standards Australia and Standards New Zealand publications and software.
                                                                                             Except where the Copyright Act allows and except where provided for below no publications or software produced by Standards Australia
                                                                                             or Standards New Zealand may be reproduced, stored in a retrieval system in any form or transmitted by any means without prior permission
                                                                                             in writing from Standards Australia or Standards New Zealand. Permission may be conditional on an appropriate royalty payment. Australian
                                                                                             requests for permission and information on commercial software royalties should be directed to the head office of Standards Australia.
                                                                                             New Zealand requests should be directed to Standards New Zealand.
                                                                                                 Up to 10 percent of the technical content pages of a Standard may be copied for use exclusively in-house by purchasers of the
                                                                                                 Standard without payment of a royalty or advice to Standards Australia or Standards New Zealand.
                                                                                                 Inclusion of copyright material in computer software programs is also permitted without royalty payment provided such programs are
                                                                                                 used exclusively in-house by the creators of the programs.
                                                                                             Care should be taken to ensure that material used is from the current edition of the Standard and that it is updated whenever the Standard
                                                                                             is amended or revised. The number and date of the Standard should therefore be clearly identified.
                                                                                             The use of material in print form or in computer software programs to be used commercially, with or without payment, or in commercial
                                                                                             contracts is subject to the payment of a royalty. This policy may be varied by Standards Australia or Standards New Zealand at any time.
                                                                                                                                                               3                                                                                               SAA/SNZ HB75:1996




                                                                                                                                               CONTENTS
                                                                                                                                                                                                                                                                                   Page

                                                                                           CHAPTER 1 INTRODUCTION . .                      .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .    4
                                                                                              1.1 What is Teleconferencing?                .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .    4
                                                                                              1.2 Video Conferencing . . . . .             .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .    4
                                                                                              1.3 Audio Conferencing . . . . .             .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .    4
                                                                                              1.4 Audiographic Conferencing                .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .    6
                                                                                              1.5 Multimedia Conferencing .                .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .    6

                                                                                           CHAPTER 2 VIDEO CONFERENCING EQUIPMENT . . . . . . . . . . . . . . . . . . . .                                                                                                               7
                                                                                              2.1 Desktop Control Unit and Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                                          8
                                                                                              2.2 Video Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                                   8
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                                                                                              2.3 Audio Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                                  10
                                                                                              2.4 Codec . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                            10
                                                                                              2.5 Multipoint Control Unit (MCU) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                                        10
                                                                                              2.6 Autodialler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                              11
                                                                                              2.7 Communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                                   11
                                                                                              2.8 Multimedia and Desktop Video Conferencing . . . . . . . . . . . . . . . . . . . . . .                                                                                                11

                                                                                           CHAPTER 3           CONNECTIVITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

                                                                                           CHAPTER 4 NETWORKS . . . . . . . . . . . . . . . . .                                            .   .   .   .   .   .   .   .   .   .   .   .   . .     .   .   .   .   .   .   .   .   .   14
                                                                                              4.1 Video Conferencing Using Digital Services .                                              .   .   .   .   .   .   .   .   .   .   .   .   ..      .   .   .   .   .   .   .   .   .   14
                                                                                              4.2 Picture Quality Versus Bandwidth Required                                                .   .   .   .   .   .   .   .   .   .   .   .   ..      .   .   .   .   .   .   .   .   .   14
                                                                                              4.3 ISDN Access Solutions . . . . . . . . . . . . . . .                                      .   .   .   .   .   .   .   .   .   .   .   .   ..      .   .   .   .   .   .   .   .   .   14
                                                                                              4.4 Teleconferencing using LANs/WANs . . . . .                                               .   .   .   .   .   .   .   .   .   .   .   .   ..      .   .   .   .   .   .   .   .   .   15

                                                                                           CHAPTER 5 STANDARDS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                               . .. .. .               16
                                                                                              5.1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                   ......                  16
                                                                                              5.2 ITU-T Rec.H.320 Family of Standards for Video Conferencing . . . .                                                                                           .. .. ..                16
                                                                                              5.3 ITU-T Rec.T.120 Family of Standards for Data Conferencing . . . . .                                                                                          .. .. ..                16
                                                                                              5.4 The Future . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .                                                                 ......                  17

                                                                                           CHAPTER 6 ORGANIZING A TELECONFERENCE                                                                   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   18
                                                                                              6.1 The Conference Room . . . . . . . . . . . . . . . . .                                            .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   18
                                                                                              6.2 Preparing for a Teleconference . . . . . . . . . . .                                             .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   19
                                                                                              6.3 During the Teleconference . . . . . . . . . . . . . .                                            .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   19

                                                                                           CHAPTER 7 INFORMATION AND ASSISTANCE . . . . . . . . . . . . . . . . . . . . . . 21
                                                                                              7.1 Help Desks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
                                                                                              7.2 Interpreters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21




                                                                                                                                  First publi shed as SAA/SNZ HB75:1996.
                                                                                                   This is a free preview. Purchase the entire publication at the link below:




                                                                                                             HB 75:1996, Teleconferencing Handbook
This is a free 4 page sample. Access the full version at http://infostore.saiglobal.com.




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