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LBI-38965
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TABLE OF CONTENTS
1. INTRODUCTION ............................................................................................................................................................. 4
1.1. BCU FUNCTIONAL DESCRIPTION.................................................................................................................... 5
1.2. CAL FUNCTIONAL DESCRIPTION .................................................................................................................... 5
2. PHYSICAL DESCRIPTION AND COMPATIBILITY.................................................................................................... 6
2.1. PHYSICAL SPECIFICATIONS ............................................................................................................................. 6
2.2. BCU/CAL ARCHITECTURE................................................................................................................................. 7
2.3. COMPATIBILITY .................................................................................................................................................. 9
3. SPECIFICATIONS............................................................................................................................................................ 10
3.1. COMMON BCU AND CAL OPERATIONAL SPECIFICATIONS ...................................................................... 10
3.1.1. EDACS System Interface............................................................................................................................... 10
3.1.2. Throughput .................................................................................................................................................... 10
3.1.3. Hard Disk Interface........................................................................................................................................ 10
3.1.4. Operator Interface.......................................................................................................................................... 10
3.2. BCU OPERATIONAL SPECIFICATIONS............................................................................................................ 10
3.2.1. Subscriber Attribute Database ....................................................................................................................... 10
3.2.2. Billing Architecture ....................................................................................................................................... 11
3.2.3. BCU Operation Overview ............................................................................................................................. 11
3.2.3.1. RF Channel Usage (Air Time)............................................................................................................. 12
3.2.3.2. Conversations ...................................................................................................................................... 12
3.2.3.3. Group Billing Mode ............................................................................................................................ 12
3.2.3.4. Input Messages .................................................................................................................................... 12
3.2.3.5. Time Synchronization.......................................................................................................................... 13
3.2.3.6. Output Records.................................................................................................................................... 13
3.2.3.7. BCU Configuration Files..................................................................................................................... 13
3.2.3.8. Operator Functions .............................................................................................................................. 14
3.2.3.9. Database Elements............................................................................................................................... 14
3.2.3.10. Call Processing .................................................................................................................................. 15
3.2.3.11. Call Detail Records............................................................................................................................ 15
This manual is published by
Ericsson GE Mobile Communications Inc.
, without any warranty. Improvements and
changes to this manual necessitated by typographical errors, inaccuracies of current information, or improvements to
programs and/or equipment, may be made by
Ericsson GE Mobile Communications Inc.
, at any time and without notice.
Such changes will be incorporated into new editions of this manual. No part of this manual may be reproduced or transmitted
in any form or by any means, electronic or mechanical, including photocopying and recording, for any purpose, without the
express written permission of
Ericsson GE Mobile Communications Inc.
Copyright© August 1994, Ericsson GE Mobile Communications Inc.