By Jeffrey Bannister
The merging of voice and knowledge on a unmarried community opens strong new percentages in communications. just a basic realizing of either applied sciences will make sure you are outfitted to maximize their complete potential.
Convergence applied sciences for 3G Networks describes the evolution from mobile to a converged community that integrates conventional telecommunications and the expertise of the Internet. specifically, the authors handle the applying of either IP and ATM applied sciences to a mobile surroundings, together with IP telephony protocols, using ATM/AAL2 and the hot AAL2 signalling protocol for voice/multimedia and knowledge shipping in addition to the way forward for the UMTS community in UMTS liberate 5/6 All-IP structure.
Convergence applied sciences for 3G Networks :
- Explains the operation and integration of GSM, GPRS, part, UMTS, CDMA2000, IP, and ATM.
- Provides useful examples of 3G connection eventualities.
- Describes signalling flows and protocol stacks.
- Covers IP and ATM as utilized in a 3G context.
- Addresses problems with QoS and real-time program aid.
- Includes IP/SS7 internetworking and IP softswitching.
- Outlines the structure of the IP Multimedia Subsystem (IMS) for UMTS.
Convergence applied sciences for 3G Networks is suited to execs from the telecommunications, information communications and computing device networking industries..
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Extra info for Convergence Technologies for 3G Networks: IP, UMTS, EGPRS and ATM
11 Spreading of data 1 symbol 1 symbol 1 symbol 30 PRINCIPLES OF COMMUNICATIONS symbol (spreading factor) so that the chips can be regenerated to the sent symbol through averaging the value of the chips over the symbol time. This is achieved through integration, where the chips are summed over the total time period of the symbol they represent. The principle of correlation is used at the receiver to retrieve the original signal out of the noise generated by all the other users’ wideband signal.
For example, if a transmitter packs one second’s worth of speech into each packet this will introduce a packing/unpacking delay between the sender and receiver because one second’s worth of data will have to be captured before each packet can be sent. 01 seconds. For the CODECs which support lower date rates the minimum sample size is longer. 5 ms, which will introduce a longer ﬁxed delay into the link. ) and for this reason header compression is generally used. 2 it can be seen that most of them do support a range of bit rates, which allows the encoder to pick a rate that suits the channel that it has available for the transmission.
Also addressed are the related IP protocols for support of CDMA2000 networks. Chapter 6 explores the architecture and operation of the UMTS network. It links what has gone before in GSM and GPRS with the new radio access network that forms the basis of the UMTS network. The chapter focuses on the operation of the ﬁrst release of UMTS, Release 99, but explains the changes to this network as it evolves to an all-IP infrastructure. The operation of signalling protocols throughout the network is described in signiﬁcant detail.
Convergence Technologies for 3G Networks: IP, UMTS, EGPRS and ATM by Jeffrey Bannister