ICIP 2006, Atlanta, GA
 

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Paper Detail

Paper:MA-L1.5
Session:Source/Channel Coding
Time:Monday, October 9, 11:20 - 11:40
Presentation: Lecture
Topic: Image & Video Communications: Source/channel coding
Title: COMPARSION OF PHYSICAL-LAYER AND APPLICATION-LAYER DIVERSITY FOR VIDEO STREAMING OVER WIRELESS RAYLEIGH FADING CHANNELS
Authors: Lai-U Choi; Munich University of Technology 
 Michel Ivrlac; Munich University of Technology 
 Eckehard Steinbach; Munich University of Technology 
 Josef Nossek; Munich University of Technology 
Abstract: In this paper, we compare the performance of the diversity approach at the application layer and that at the physical layer for H.264/AVC encoded streaming video transmission in a wireless system with two independent channels. The application layer diversity is achieved by using multiple description source coding, while the physical layer diversity is obtained by channel coding over the two channels. Numerical results show that the PHY layer diversity always outperforms the application layer diversity.