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Error Control Coding for Wyner-Ziv System Application 指 導 教 授:楊 士 萱 報 告 學 生:李 桐 照.

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Presentation on theme: "Error Control Coding for Wyner-Ziv System Application 指 導 教 授:楊 士 萱 報 告 學 生:李 桐 照."— Presentation transcript:

1 Error Control Coding for Wyner-Ziv System Application 指 導 教 授:楊 士 萱 報 告 學 生:李 桐 照

2 Outline  Distributed Source Coding Introduction  Wyner-Ziv System Introduction  Turbo Coding  Simulation Result  Future work

3 Distributed Source Coding 1/2 (DSC) Slepian-Wolf Theorem :

4 Distributed Source Coding 2/2 (DSC) X-Y Relationship pH(X|Y)R(In ideal case) 1%0.0807930.125 2%0.1414410.25 3%0.1943920.25 4%0.2422920.25 5%0.2863970.5 6%0.3274450.5 7%0.3659240.5 8%0.4021790.5 9%0.4364700.5 10%0.4689960.5 11%0.4999160.5

5 Wyner-Ziv System

6 Turbo Coding 1/8 Rate Compatible Punctured Turbo Coding

7 Turbo Coding 2/8 Interleaver Design: Block InterleaverBlock Deinterleaver

8 Turbo Coding 3/8 RSC Code Rate R=1/2 Recursive Systematic Convolutional Codes (RSC):

9 Turbo Coding 4/8 Punctured:

10 Turbo Coding 5/8 Turbo Decode:

11 Turbo Coding 6/8 Soft In Soft Output Decoder (SISO) :

12 Turbo Coding 7/8 Trellis state diagram Log-Likelihood Ratio(LLR) : MAP Decoder :

13 Turbo Coding 8/8

14 Simulation Result 1/2

15 Simulation Result 2/2 pH(X|Y)R(In ideal case)R(In reality case) 1%0.0807930.1250.25 2%0.1414410.25 3%0.1943920.250.5 4%0.2422920.250.5 5%0.2863970.5 6%0.3274450.5 7%0.3659240.5 8%0.4021790.5 9%0.436470.51 10%0.4689960.51 11%0.4999160.51 Compression Efficiency Compared

16 Future work  Design Good Turbo Coding : S-Random Interleaver  8-th~11-th Implementation of RCPT


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