I Tlecture 13a

Convolutional Codes Representation and Encoding ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Modification to Known Codes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Modification to Known Codes… ,[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Interleaving ,[object Object],[object Object],[object Object],[object Object],Depth Of Interleaving Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE 1 1 6 2 11 3 16 4 21 5  31 7  26 6 5 29 10 30 30 34 35 35 Length Order Bits Transmitted Order Bits Received

Concatenated Codes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Block Diagram of Concatenated Coding Systems Data Bits Outer Encoder Interleave Inner Encoder Modulator Channel De - Modulator Inner Decoder De- Interleave Outer Decoder Data Out Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Practical Application : Coding for CD ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Practical Application: Galileo Deep Space Probe ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

IS-95 CDMA ,[object Object],[object Object],Data Transmission in a 3 rd Generation PCS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Example of Convolutional Code k=1, n=2, K=3 convolutional code Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Example of Convolutional Code k=2, n=3, K=2 convolutional code Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Example of State Diagram Representation Of Convolutional Codes k=1, n=2, K=3 convolutional code Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Example of Trellis Diagram k=1, n=2, K=3 convolutional code Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

Encoding Example Using Trellis Representation k=1, n=2, K=3 convolutional code ,[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

[object Object],[object Object],[object Object],[object Object],Error Control Coding , © Brian D. Woerner , reproduced by: Erhan A. INCE

I Tlecture 13a

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