Joint Source-Channel Coding Using Variable-Length Error-Correcting Codes

المؤلفون

  • Maher K. M. AlAzawi Electrical Engineering Department, College of Engineering, Al-Mustansiriyah University, Baghdad, Iraq مؤلف
  • Suha Kassim Hadi Electrical Engineering Department, College of Engineering, Al-Mustansiriyah University, Baghdad, Iraq مؤلف

الكلمات المفتاحية:

Variable-Length Error-Correcting، VLEC Codes، Joint Source-Channel Coding، Greedy، algorithm، Majority voting algorithm، Heuristic algorithm، Modified Viterbi algorithm

الملخص

This paper explores the performance of both source coding and error-correction in a single coding step. Such joint source-channel coding is done here using codewords of varying lengths that have particular distance properties with each other, which allows error detection and correction. Hence, these codes are called Variable-Length Error-Correcting (VLEC) codes. These codes exhibit memory like convolutional codes but spatial memory according to the variable-length nature. These (VLEC) codes are used in image coding and show sub error performance over variable length source coding such as Huffman code.

التنزيلات

Key Dates

منشور

2010-12-01

كيفية الاقتباس

Joint Source-Channel Coding Using Variable-Length Error-Correcting Codes. (2010). مجلة الهندسة والتنمية المستدامة, 14(4), 199-213. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1429

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