Simplified LLR-based Viterbi decoder for convolutional codes in symmetric alpha-stable noise.
Tarik Shehata SalehIan D. MarslandMohamed El-TananyPublished in: CCECE (2012)
Keyphrases
- convolutional codes
- viterbi algorithm
- variable length
- additive white gaussian noise
- channel coding
- hidden markov models
- noise level
- soft decision
- turbo codes
- signal to noise ratio
- n gram
- design procedure
- markov model
- dynamic programming
- bit error rate
- noise model
- coded images
- gaussian noise
- jpeg compression
- noisy images
- bit errors
- noise reduction
- bitstream
- low complexity
- generalized gaussian
- unequal error protection
- error correction
- source coding
- ofdm system
- coding scheme
- motion estimation