Sina Vafi

Accepting PhD Students

20062019
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Research Output 2006 2019

  • 14 Conference Paper published in Proceedings
  • 10 Article
2019

A modified approach to punctured product polar codes

Hanif, M. A. & Vafi, S., 4 Jul 2019, In : Journal of Telecommunications and Information Technology. 3, p. 63-69 7 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
Piercing

An efficient serially concatenated polar code with unequal error protection property

Hanif, M. A. & Vafi, S., Feb 2019, 2019 IEEE 4th International Conference on Computer and Communication Systems, ICCCS 2019. IEEE, Institute of Electrical and Electronics Engineers, p. 497-501 5 p. 8821724. (2019 IEEE 4th International Conference on Computer and Communication Systems, ICCCS 2019).

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Concatenated codes

An unequal error protection of quasi-cyclic low density parity check (QC-LDPC) codes based on combinatorial designs

Paudel, B. & Vafi, S., Feb 2019, 2019 IEEE 4th International Conference on Computer and Communication Systems, ICCCS 2019. IEEE, Institute of Electrical and Electronics Engineers, p. 488-492 5 p. 8821723. (2019 IEEE 4th International Conference on Computer and Communication Systems, ICCCS 2019).

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

2018

An efficient puncturing method for the short and long length polar codes

Hanif, M. A. & Vafi, S., 25 Jan 2018, 2017, 11th International Conference on Signal Processing and Communication Systems, ICSPCS 2017 - Proceedings. Wysocki, T. A. & Wysocki, B. J. (eds.). IEEE, Institute of Electrical and Electronics Engineers, Vol. 2018-January. p. 1-5 5 p. 17542114

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

piercing
Piercing
generators
matrices
20 Downloads (Pure)

Combinatorial design-based Quasi-cyclic LDPC codes with girth eight

Vafi, S. & Majid, N. R., Nov 2018, In : Digital Communications and Networks. 4, 4, p. 296-300 5 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Bit error rate
simulation
performance
2016

A lower bound for burst error correcting capability of low rate binary cyclic codes

Vafi, S. & Majid, N. R., Jan 2016, In : IEEE Communications Letters. 20, 1, p. 33-36 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Cyclic Codes
Binary Code
Burst
Parity
Lower bound
2015

A New Scheme of High Performance Quasi-Cyclic LDPC Codes with Girth 6

Vafi, S. & Rezvani Majid, N., 2015, In : IEEE Communications Letters. 19, 10, p. 1666-1669 4 p.

Research output: Contribution to journalArticleResearchpeer-review

Quasi-cyclic Codes
Low-density Parity-check (LDPC) Codes
Girth
High Performance
Circulant Matrix
9 Downloads (Pure)

Motion-energy-based unequal error protection for H.264/AVC video bitstreams

Pham, H. D. & Vafi, S., Nov 2015, In : Signal, Image and Video Processing. 9, 8, p. 1759-1766 8 p.

Research output: Contribution to journalArticleResearchpeer-review

2014
12 Downloads (Pure)

Bipolar chaotic pulse position modulation communication system based on cyclic LDPC

Li, H., Liu, H. & Vafi, S., 2014, In : Eurasip Journal on Wireless Communications and Networking. 1, 105, p. 1-9 9 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
Pulse position modulation
Communication systems
Communication
Multipath propagation
Bit error rate

Motion Energy Estimation of Group of Pictures and Its Application for Unequal Error Protection of H.264/AVC Video Bitstreams

Pham, H-D. & Vafi, S., 2014, Proceedings of the IEEE International Conference on Communications (ICC) 2014. Jamalipour, A. & Deng, D-J. (eds.). Piscataway, NJ: IEEE, Institute of Electrical and Electronics Engineers, p. 1711-1716 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Polynomials
8 Downloads (Pure)

Optimized motion energy estimation for group of pictures in multi-level error protection of H.264/AVC video bitstreams

Pham, H-D. & Vafi, S., Dec 2014, In : IEEE Transactions on Multimedia. 16, 8, p. 2118-2129 12 p.

Research output: Contribution to journalArticleResearchpeer-review

Polynomials
2013

A Multi-Level Error Protection Technique Based on Macroblocks' Importance of the H.264/AVC Video Frames

Pham, H-D. & Vafi, S., 2013, The 19th Asia-Pacific Conference on Communications (APCC2013). IEEE, Institute of Electrical and Electronics Engineers, p. 465-470 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

An Adaptive Unequal Error Protection based on Motion Energy of H.264/AVC Video Frames

Pham, H-D. & Vafi, S., 2013, 2013 IEEE Wireless Communications and Networking Conference (WCNC). Shanghai: IEEE, Institute of Electrical and Electronics Engineers, p. 4594-4599 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Modified Unequal Error Protection for the H.264/AVC Video Frames with Macroblocks' Motion Energy Estimation

Pham, H-D. & Vafi, S., 2013, The 19th Asia-Pacific Conference on Communications (APCC2013). http://ieeexplore.ieee.org/xpl/mostRecentIssue.jsp?punumber=6749272: IEEE, Institute of Electrical and Electronics Engineers, p. 632-636 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Channel coding

Unequal Error Protection of H.264/AVC Video Bitstreams based on the Motion Energy Estimation for Group of Pictures

Pham, H-D. & Vafi, S., 2013, Signal Processing and Communication Systems (ICSPCS), 2013 7th International Conference on. Wysocki, T. & Wysocki, B. (eds.). USA: IEEE, Institute of Electrical and Electronics Engineers, p. - 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

2012

Binary Burst Error Correcting Cyclic Codes Designed with the Circulant Parity Check Matrix

Vafi, S. & Pham, H-D., 2012, In : IEEE Communications Letters. 16, 8, p. 1277-1279 3 p.

Research output: Contribution to journalArticleResearchpeer-review

Cyclic Codes
Error-correcting Codes
Error correction
Error Correction
Burst
11 Downloads (Pure)

Serially Concatenated Codes with Euclidean Geometry LDPC and Convolutional Codes

Vafi, S. & Pham, H-D., 2012, Proceedings of the 2012 IEEE ICCS. USA: IEEE, Institute of Electrical and Electronics Engineers, p. 393-397 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Concatenated codes
Convolutional codes
Geometry
Decoding

Unequal error protection of H.264/AVC video bitstreams based on data partitioning and motion information of slices

Pham, H-D. & Vafi, S., 2012, 2012 IEEE International Conference on Signal Processing, Communications and Computing Proceedings. Hong Kong: IEEE, Institute of Electrical and Electronics Engineers, p. 634-639 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Specifications
2011

Hybrid BCH-RSC codes

Vafi, S., 2011, 7th International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2011. IEEE, Institute of Electrical and Electronics Engineers, p. - 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Concatenated codes
Piercing
Convolutional codes
Signal to noise ratio
2010

Low-weight distribution of parallel concatenated BCH codes

Vafi, S., 2010, In : IEEE Communications Letters. 14, 10, p. 960-962 3 p.

Research output: Contribution to journalArticleResearchpeer-review

Weight Distribution
Half line
Upper bound
Simulation
2009

Free distance computation of turbo BCH codes

Vafi, S., 2009, 20th IEEE International Symposium: On Personal, Indoor and Mobile Radio Communications Proceedings. Tokyo, Japan: IEEE, Institute of Electrical and Electronics Engineers, p. - 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Specifications

Serially Concatenated Turbo Codes

Vafi, S., WYSOCKI, T. & ABOLHASAN, M., 2009, Proceedings - 5th International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2009. Beijing, China: IEEE, Institute of Electrical and Electronics Engineers, p. - 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Turbo codes
Convolutional codes
Concatenated codes
Iterative decoding
2007

Characterisation of the mechanical motor parameters for a permanent magnet synchronous motor using induced torque harmonics

Heins, G., De Boer, F. & Vafi, S., 2007, Magnet synchronous motor using induced torque harmonics: Proceedings of AUPEC 2007. Perth: IEEE, Institute of Electrical and Electronics Engineers, p. - 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in ProceedingsResearchpeer-review

Synchronous motors
Permanent magnets
Torque
Velocity measurement
Friction
2006

Application of convolutional interleavers in turbo codes with unequal error protection

Vafi, S. & WYSOCKI, T., 2006, In : Journal of Telecommunications and Information Technology. 2006, p. 17-23 7 p.

Research output: Contribution to journalArticleResearchpeer-review