TIA-1006-2004 CDMA2000 High Rate Broadcast- Multicast Packet Data Air Interface Specification《CDMA2000高速广播-多播分组数据空中接口规范》.pdf

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1、 TIA DOCUMENT CDMA2000 High Rate Broadcast-Multicast Packet Data Air Interface Specification TIA-1006 FEBRUARY 2004 TELECOMMUNICATIONS INDUSTRY ASSOCIATION The Telecommunications Industry Association represents the communications sector of Copyright Telecommunications Industry Association Provided b

2、y IHS under license with EIANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NOTICE TIA Engineering Standards and Publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers, facilitating intercha

3、ngeability and improvement of products, and assisting the purchaser in selecting and obtaining with minimum delay the proper product for their particular need. The existence of such Publications shall not in any respect preclude any member or non-member of TIA from manufacturing or selling products

4、not conforming to such Publications. Neither shall the existence of such Documents preclude their voluntary use by non-TIA members, either domestically or internationally. TIA DOCUMENTS TIA Documents contain information deemed to be of technical value to the industry, and are published at the reques

5、t of the originating Committee without necessarily following the rigorous public review and resolution of comments which is a procedural part of the development of a American National Standard (ANS). Further details of the development process are available in the TIA Engineering Manual, located at h

6、ttp:/www.tiaonline.org/standards/sfg/engineering_manual.cfm TIA Documents shall be reviewed on a five year cycle by the formulating Committee and a decision made on whether to reaffirm, revise, withdraw, or proceed to develop an American National Standard on this subject. Suggestions for revision sh

7、ould be directed to: Standards and, 8 therefore, it does not carry payload on behalf of other layers or protocols. 9 This protocol uses the signaling protocol (such as the Signaling Network Protocol defined in 10 Section 2 of 1) negotiated during the session negotiation process to transmit and recei

8、ve 11 messages. 12 2.4.4.3 Procedures 13 2.4.4.3.1 Structure of the BCMCS Flow Identifier 14 A BCMCSFlowID identifies each Broadcast-Multicast flow. The BCMCSFlowID may be 16, 15 24, or 32 bits long. The BCMCSFlowID consists of FlowDiscriminatorLength, Program ID, 16 and Flow Discriminator. The thre

9、e most significant bits of the BCMCSFlowID are called 17 FlowDiscriminatorLength, and indicate the length, in bits, of the Flow Discriminator, which 18 forms the least significant bits of the BCMCSFlowID. Figure 2.4.4.3.1-1 shows the 19 structure of the BCMCS Flow ID for an example where the BCMCSFl

10、owID length is 16 bits, 20 and the Flow Discriminator Length is 7 bits. 21 22 Figure 2.4.4.3.1-1. Example of BCMCSFlowID Structure 23 The access terminal and the access network shall construct the ProgramID by prepending 24 sufficient zeros to the ProgramIDLSBs field of the BroadcastOverhead or 25 BCMCSFlowRegistration or BroadcastReject message, so that the length of the Program ID 26 Copyright Telecommunications Industry Association Provided by IHS under license with EIANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-