A New SIP Compression Mechanism Based on SigComp in IMS
Lin Hui①②; Xu Li①
①Department of Computer Science, Fujian Normal University, Fuzhou 350007, China;②Next Generation Network Application Technology Institute of CQUPT, Chongqing 400065, China
Abstract:SIP is used in IMS to perform multimedia session setup and maintenance. However, it is text-based and has large messages with sizes frequently exceeding several hundred bytes during the session setup. As a result, it causes more call setup delay. Based on the SigComp, a new algorithm with improved LZW and HUFFMAN is proposed in this paper, which is named as LZW-HUFFMAN. Simulation results prove that the new algorithm can effectively reduce the message sizes and shorten the session setup delay.
林 晖; 许 力. IMS中一种新的基于SigComp的SIP压缩机制[J]. 电子与信息学报, 2008, 30(7): 1594-1597 .
Lin Hui①②; Xu Li①. A New SIP Compression Mechanism Based on SigComp in IMS. , 2008, 30(7): 1594-1597 .