Teaching

Research Group and Students

• Many core processors for biomedical imaging
• Ultra low power DSP for health care monitoring
• Algorithm and architecture enhancements
  • Compressive sensing reconstructon
  • Low density parity check codes (LDPC)
  • Multiple-input multiple-output (MIMO)
  • Software-defined radios
• Application mapping/software development on many-core architectures
• VLSI design of ASICs and reconfigurable architectures
• Single-chip solutions targeted for low-power embedded systems through a co-design of programmable cores and application-specific processors.

There are currently openings for Ph.D. students with outstanding academic records. A completed MS, research experience, and publications are reccommended. Please contact me if you are interested.

• Tinoosh Mohsenin, Houshmand Shirani-Mehr and Bevan Baas,
  "Low Power LDPC Decoder with Efficient Stopping Scheme for Undecodable Blocks,"
  In Proceedings of the IEEE International Symposium on Circuits and Systems (ISCAS'11), May 2011.
  Invited.

• Tinoosh Mohsenin,
  "Algorithms and Architectures for Efficient Low Density Parity Check (LDPC) Decoder Hardware,"
  Ph.D Dissertation, Technical Report ECE-VCL-2010-11, VLSI Computation Laboratory, ECE Department, University of California, Davis, 2010.

• Tinoosh Mohsenin, Dean Truong and Bevan Baas,
  "A Low-Complexity Message Passing Algorithm for Reduced Routing Congestion in LDPC Decoders,"
  IEEE Transactions of Circuits and Systems I (TCAS-I), vol. 57, no. 5, pp. 1048-1061, May 2010.
  Invited.

• Tinoosh Mohsenin and Bevan Baas,
  "A Split-Decoding Message Passing Algorithm for Low Density Parity Check Decoders,"
  Journal of Signal Processing Systems for Signal, Image, and Video Technology, available online, Feb. 2010.

• Tinoosh Mohsenin and Bevan Baas,
  " Trends and Challenges in LDPC Hardware Decoders,"
  Asilomar Conference on Signals, Systems and Computers (ACSSC), November 2009.
  Invited.

• Tinoosh Mohsenin and Bevan Baas,
  " High Throughput and Energy Efficient LDPC Decoders using Multi-Split-Row Threshold Method,"
  TECHCON 2009, September 2009.

• Tinoosh Mohsenin, Dean Truong and Bevan Baas,
  "An Improved Split-Row Thresholding Decoding Algorithm for LDPC Codes,"
  IEEE International Conference on Communications (ICC'09), June 2009.

• Tinoosh Mohsenin, Dean Truong and Bevan Baas,
  "Multi-Split-Row Threshold Decoding Implementations for LDPC Codes,"
  IEEE International Symposium on Circuits and Systems (ISCAS'09), May 2009.

• Dean N. Truong, Wayne H. Cheng, Tinoosh Mohsenin, Zhiyi Yu, Anthony T. Jacobson, Gouri Landge, Michael J. Meeuwsen,
  Christine Watnik, Anh T. Tran, Zhibin Xiao, Eric W. Work, Jeremy W. Webb, Paul V. Mejia, Bevan M. Baas,
  "A 167-Processor Computational Platform in 65 nm CMOS,"
  IEEE Journal of Solid-State Circuits (JSSC), vol. 44, no. 4, pp. 1130-1144, April 2009.
  Invited.

• Tinoosh Mohsenin, Pascal Urard and Bevan Baas,
  "A Thresholding Algorithm for Improved Split-Row Decoding of LDPC Codes,"
  Asilomar Conference on Signals, Systems and Computers (ACSSC), October 2008.

• Dean Truong, Wayne Cheng, Tinoosh Mohsenin, Zhiyi Yu, Toney Jacobson, Gouri Landge, Michael Meeuwsen, Christine Watnik,
  Paul Mejia, Anh Tran, Jeremy Webb, Eric Work, Zhibin Xiao, Bevan Baas,
  "A 167-processor Computational Array for Highly-Efficient DSP and Embedded Application Processing,"
  In Proceedings of the IEEE HotChips Symposium on High-Performance Chips, (HotChips 2008), August 2008.

• Dean Truong, Wayne Cheng, Tinoosh Mohsenin, Zhiyi Yu, Toney Jacobson, Gouri Landge, Michael Meeuwsen, Christine Watnik,
  Paul Mejia, Anh Tran, Jeremy Webb, Eric Work, Zhibin Xiao, Bevan Baas,
  "A 167-processor 65 nm Computational Platform with Per-Processor Dynamic Supply Voltage and Dynamic Clock Frequency Scaling,"
  Symposium on VLSI Circuits, June 2008, C3.1.

• Tinoosh Mohsenin and Bevan Baas,
  "An 18 Gbps 2048-bit 10GBASE-T Ethernet LDPC Decoder,"
  IEEE International Solid-State Circuits Conference (ISSCC) 2008 Student Forum, February 2008.

• Tinoosh Mohsenin and Bevan Baas,
  " High-Throughput LDPC Decoders Using A Multiple Split-Row Method,"
  In Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP'07), April 2007.

• Zhiyi Yu, Michael Meeuwsen, Ryan Apperson, Omar Sattari, Michael Lai, Jeremy Webb, Eric Work, Tinoosh Mohsenin, Bevan Baas,
  "Architecture and Evaluation of an Asynchronous Array of Simple Processors,"
  Journal of VLSI Signal Processing Systems, March 2008.

• Zhiyi Yu, Michael Meeuwsen, Ryan Apperson, Omar Sattari, Michael Lai, Jeremy Webb, Eric Work, Dean Truong, Tinoosh Mohsenin, Bevan Baas,
  "AsAP: An Asynchronous Array of Simple Processors,"
  IEEE Journal of Solid-State Circuits (JSSC), vol. 43, no. 3, pp. 695-705, March 2008.

• Tinoosh Mohsenin, Bevan M. Baas,
  " Split-row: A Reduced Complexity, High Throughput LDPC Decoder Architecture",
  In Proceedings of the IEEE International Conference of Computer Design (ICCD '06), October 2006.

• Ryan Apperson, Zhiyi Yu, Michael Meeuwsen, Tinoosh Mohsenin, Bevan Baas,
  "A Scalable Dual-Clock FIFO for Data Transfers between Arbitrary and Haltable Clock Domains,"
  IEEE Transactions of Very Large Scale Integration Systems (TVLSI), vol. 15, no. 10, pp. 1125-1134, October 2007.

• Bevan Baas, Zhiyi Yu, Michael Meeuwsen, Omar Sattari, Ryan Apperson, Eric Work, Jeremy Webb, Michael Lai, Tinoosh Mohsenin, Dean Truong, Jason Cheung,
  "AsAP: A Fine-grain Multi-core Platform for DSP Applications,"
  IEEE Micro, Volume 27, Number 2, March/April 2007.
  Invited.

• Bevan Baas, Zhiyi Yu, Michael Meeuwsen, Omar Sattari, Ryan Apperson, Eric Work, Jeremy Webb, Michael Lai, Daniel Gurman, Chi Chen, Jason Cheung, Dean Truong, Tinoosh Mohsenin,
  "Hardware and Applications of AsAP: An Asynchronous Array of Simple Processors,"
  In Proceedings of the IEEE HotChips Symposium on High-Performance Chips, (HotChips 2006), August 2006.

• Zhiyi Yu, Michael Meeuwsen, Ryan Apperson, Omar Sattari, Michael Lai, Jeremy Webb, Eric Work, Tinoosh Mohsenin, Mandeep Singh, Bevan M. Baas,
  "An Asynchronous Array of Simple Processors for DSP Applications,"
  In Proceedings of the IEEE International Solid-State Circuits Conference (ISSCC '06), February 2006, pp. 428-429, 663.

• Junqiang Hu; Zhong Pan; Zuqing Zhu; Haijun Yang; Mohsenin, T.; Akella, V.; Ben Yoo, S.J, "First Experimental Demonstration of IP-Client-to-IP-Client Video Streaming Application Over an All-Optical Label-Switching Network with Edge Routers", Optical Fiber Communication Conference (OFC'05),Volume 5, March 2005.

• Tinoosh Mohsenin, "Design and Evaluation of FPGA-Based Gigabit-Ethernet/PCI Network Interface Card", Masters Thesis, Rice University, 2003.

• P.Murphy, J.P.Frantz, E.Welsh, R.Hardy, T.Mohsenin and J.Cavallaro, "VALID: Custom ASIC Verification and FPGA Education Platform", Microelectronic Systems Education Conference, (MSE'03),  June 2003, pp. 64 - 65.

• T. Mohsenin, P. Urard and B. Baas,
  "Improved Split-Row Decoding of LDPC Codes", US patent pending, filed 2009.
  
• Tinoosh Mohsenin, and Bevan Baas,
  "10GBASE-T LDPC Encoder/Decoder Research Chip,"
  Proposal submitted to STMicroelectronics, September 2008.
• Tinoosh Mohsenin, and Bevan Baas,
  "Ultra Low Power 10GBASE-T LDPC Decoder Research Chip,"
  Proposal submitted to STMicroelectronics, August 2009.

Misc Items

The Error Correcting Code page

Matlab files for LDPC decoder

VI cheat sheet

R. M. Gray, Books

Special Issues on IEEE Signal Processing

Special Issues on Eurasip Journal on Advances in Signal Processing

Special Issues on IEEE Circuits and Systems Society

Conferences for Architectures and Signal Processing