May 2000, US Patent #: 6, 069, 808, Texas Instruments Inc. Issa M.S. Panahi, Stefan Beireke, “Symmetric 4-Space Vector Pulse Width Modulation Waveform Generation”. This design is part of the TI’s DSP devices – the TMS320C/F24xx family.
(1) “Design of Active Noise Control Systems with the TMS320 Family”, Sen M. Kuo, Issa Panahi, Kai M. Chung, Tom Horner, Mark Nadeski, and Jason Chyan, Texas Instruments Inc., Dallas, Texas, 171 pages, 1996.
(2) “TMS320C/F240 DSP Controller, Systems and Peripherals”, I. Panahi, Z. Yu, A. Mohammed, Texas Instruments Inc., Dallas, Texas, 425 pages, 1997.
(3) “TMS320F243/F241/C242 DSP Controller, Systems and Peripherals”, I. Panahi, Z. Yu, A. Mohammed, Texas Instruments Inc., Dallas, Texas, 383, 1999.
(4) “TMS320LF240x DSP Controller, Systems and Peripherals”, I. Panahi, Z. Yu, A. Mohammed, D. Figoli, Texas Instruments Inc., Dallas, Texas, 450 pages, 1999.
(5) “TMS320F240 DSP Controllers Evaluation Module Reference Guide”, I. Panahi, David Figoli, Z. Yu, A. Mohammed, Texas Instruments Inc., Dallas, Texas, 124 pages, 1999.
Some of the recent journal publications:
(36) C. Karadagur Ananda Reddy, N. Shankar, G. Shreedhar Bhat, R. Charan and I. Panahi, “An Individualized Super-Gaussian Single Microphone Speech Enhancement for Hearing Aid Users With Smartphone as an Assistive Device,” in IEEE Trans, Signal Processing, Vol. 24, No. 11, pp. 1601-1605, Nov. 2017.
(35) Anshuman Ganguly and Issa Panahi, “Non-Uniform Non-Linear Microphone Arrays for Robust Speech Source Localization,” Journal of Signal Processing Systems, Springer 2017.
(34) Khoubrouy S.A., Panahi I., Hansen J., Howling detection in hearing aids based on Generalized Teager-Kaiser operator, IEEE Transactions on Audio, Speech, and Language Processing, VOL. 23, Issue 1, 2015, pp: 154-161.
(33) Khoubrouy S.A., Panahi I., Error Assessment of the Estimated Coefficients Obtained in System Identification Technique, SIVIP, Journal of Signal, Image and Video Processing, Springer May 2014, pp: 1121-1127, also, Springer.com, (DOI: 10.1007/s11760-014-0644-5).
(32) Bao H., Panahi I., A Perceptually Motivated Active Noise Control Design and Its Psychoacoustic Analysis, ETRI Journal, Volume 35, Number 5, October 2013, pp:859-868,
(31) Khoubrouy S.A., Panahi I.,Criteria for estimating an FIR filter for cancelling the feedback path signal in hearing aid system, EURASIP/Elsevier, European Journal of Signal Processing, Vol. 100, ISSN 0165-1684, July 2014, pages: 101-111.
(30) Khoubrouy S.A., Panahi I., A Method of Howling Detection in the Presence of Speech Signal, (Accepted) – To appear in the Journal of Signal Processing, EURASIP/Elsevier, European Journal of Signal Processing 2015, 7 pages.
(29) Khoubrouy S.A., Panahi I, An efficient delayless sub-band filtering for adaptive feedback compensation In Hearing Aids, Accepted – To appear in the Journal of Signal Processing (Springer), 2015, 8 pages.
(28) R. Yousefi R., Nourani M., Ostadabas S. Panahi I., A Motion-Tolerant Adaptive Algorithm for wearable Photoplethysmographic Biosensors, IEEE, Journal of Biomedical and Health Informatics (JBHI), VOL. 18, Issue 2, 2014, pp: 670-681.
(27) Kasbekar P., Wisler A. A., Panahi I., “A two-channel feedback active noise control system with Delayless subband architecture to reduce compressor noise of an enclosed heating, ventilation and air conditioning unit, Journal of Vibration and Control (JVC), EURASIP-Hindawi, August 2013, pp:1-13.
(26) Montazeri V., Pathak N., Panahi I., Two-channel multi-stage speech enhancement for noisy fMRI environment, IEEE, Canadian Jour. of Electrical & Computer Eng. V. 36, Issue 2, 2013, pp:60-67.
(25) Kannan G., Panahi I., Briggs R.W., An Efficient Feedback Active Noise Control Algorithm Based on Reduced-Order Linear Predictive Modeling of fMRI Acoustic Noise, IEEE Transaction on Biomedical Engineering, Vol. 58, Issue: 12, pp: 3303-3309, 2011.
(24) Reddy R.M., Panahi I., Briggs R.W., “Hybrid FxRLS-FxNLMS Adaptive Algorithm for Active Noise Control in fMRI Application”, IEEE Transaction on Control Systems Technology, Vol. 19, Issue 2, pp: 474-480, 2011.
(23) Bao H., Panahi I., “A Novel Feedforward Active Noise Control Structure with Spectrum- Tuning for Residual Noise”, IEEE Transaction on Consumer Electronics, Vol 56, Issue 4, 2010, Page 2093-2097.
(22) Ramachandran V.R., Panahi I., Milani A.A., “Objective and subjective evaluation of adaptive speech enhancement methods for functional MRI,” Journal of Magnetic Resonance Imaging (JMRI), Vol. 31, No. 1, Jan 2010, pp: 46-55.
(21) Milani A.A., Kannan G., Panahi I., Briggs R.W., Optimal Design of Sub-band Active Noise Control System with Application to fMRI Acoustic Noise, Elsevier-EURASIP, Journal of Signal Processing, Vol 90 (2010), pp:1153-1164.
(20) Panahi I., Efficient Positivity Test Algorithms for Parametric and Non-parametric Sequences, IEEE Transaction on Signal Processing, Vol. 57, Issue 11, Nov. 2009, pp:4579- 4583.
(19) Milani A.A., Panahi I., Loizou P.C., A New Delayless Subband Adaptive Filtering Algorithm for Active Noise Control Systems, IEEE Transaction on Audio, Speech and Language Processing, VOL. 17, Issue 5, July 2009, PP: 1038-1045 .
(18) Panahi I., On the existence of a class of invertible FIR filters for spectral shaping, EURASIP- Elsevier, Journal of Signal Processing, VOL. 89, Issue 7, July 2009, pp: 1265-1270.
(17) Panahi I, Venkat K., A new class of invertible FIR filters for Spectral Shaping, EURASIP- Elsevier, Journal of Signal Processing, VOL. 89, Issue 7, July 2009, pp. 1271-1287.
(16) Panahi I., Venkat K. , Blind identification of multichannel systems with Single input and unknown orders, EURASIP- Elsevier, Journal of Signal Processing, Vol. 89, Issue 7, July 2009, pp:1288-1310.
(15) Kannan G., Panahi I., Briggs R.W., Sequentially Adapted Parallel Feed-forward Active Noise Control of Noisy Sinusoidal Signals, Journal of Advances in Acoustics and Vibration, EURASIP-Signal Processing-Hindawi, Volume 2009, 13 pages, 2009. Article ID: 694 290, (http://www.hindawi.com/journals/aav/2009/694290.html)
(14) Panahi I., Kannan G., Factorizable state-space model for active optical structures with two-port couplers, Optical Society of America, Applied Optics, Vol. 47, Issue 17, pp: 3185-3195, June , 2008.
Some of the recent conference publications:
(122) Yiya Hao, Ziyan Zou, Issa Panahi, “A Robust Smartphone Based Multi-Channel Dynamic-Range Audio Compressor for Hearing Aids”, Accepted, Proceedings of Meetings on Acoustics, Acoustic Society of America (ASA 2018), Minneapolis, MN, May 2018.
(121) Serkan Tokgoz, Yiya Hao, Issa Panahi, “A Hearing Test Simulator GUI for Clinical Testing”, Accepted, Proceedings of Meetings on Acoustics, Acoustic Society of America (ASA 2018), Minneapolis, MN, May 2018.
(120) Parth Mishra, Serkan Tokgoz, Issa M.S. Panahi, “Robust Real-Time Implementation of Adaptive Feedback Cancellation using Noise Injection Algorithm on Smartphone”, Accepted, Proceedings of Meetings on Acoustics, Acoustic Society of America (ASA 2018), Minneapolis, MN, May 2018.
(119) Nikhil Shankar, Gautam Bhat, Chandan K. A. Reddy, Issa Panahi, “Noise dependent Super Gaussian-Coherence based dual microphone Speech Enhancement for hearing aid application using smartphone,” Accepted, Proceedings of Meetings on Acoustics, Acoustic Society of America (ASA 2018), Minneapolis, MN, May 2018.
(118) Abdullah Kucuk, Yiya Hao, Anshuman Ganguly, Issa Panahi, “Stereo I/O Framework for Audio Signal Processing on Android Platforms”, Accepted, Proceedings of Meetings on Acoustics, Acoustic Society of America (ASA 2018), Minneapolis, MN, May 2018.
(117) Abdullah Kucuk, Anshuman Ganguly, Issa Panahi, “Improved pre-filtering stages for GCC-based direction of arrival estimation using smartphone”, Accepted, Proceedings of Meetings on Acoustics, Acoustic Society of America (ASA 2018), Minneapolis, MN, May 2018.
(116) Issa M.S. Panahi, Nasser Kehtarnavaz, Linda Thibodeau, “Smartphone as a research platform for hearing study and hearing aid applications”, Accepted, Proceedings of Meetings on Acoustics, Acoustic Society of America (ASA 2018), Minneapolis, MN, May 2018.
(115) Issa Panahi, Nasser Kehtarnavaz, Linda Thibodeau, “ Estimation of speech source direction for hearing aid application using smartphone”, Invited paper, Proceedings of Meetings on Acoustics, Acoustic Society of America (ASA 2017), Boston, MA, May 2017.
(114) Parth Mishra, Anshuman Ganguly, Abdullah Kucuk, Issa Panahi, “Unsupervised Noise-aware Adaptive Feedback Cancellation for Hearing Aid Devices under noisy speech framework”, IEEE Signal Processing in Medicine and Biology Symposium(SPMB), 2017.
(113) Anshuman Ganguly, Abdullah Kucuk, Issa Panahi, “Real-time Smartphone implementation of noise-robust Speech source localization algorithm for hearing aid users”, Proceedings of Meetings on Acoustics, Acoustic Society of America (ASA 2017), 30:1,Boston, May 2017.
(112) Panahi, C. K. A Reddy, L. Thibodeau, “Noise suppression and speech enhancement for hearing aid applications using smartphones”, Invited paper, IEEE Asilomar Oct 2017.
(111) Yiya Hao, Ram Charan, Gautam Shreedhar Bhat and Issa M.S. Panahi, “Robust Real-time Sound Pressure Level Stabilizer for Multi-Channel Hearing Aids Compression for Dynamically Changing Acoustic Environment”, IEEE, Signals, Systems and Computers, 2017 51st Asilomar 2017 conference, CA, Nov. 2017.
(110) G. S. Bhat, N. Shankar, C. K. A. Reddy and I. M. S. Panahi, “Formant frequency-based speech enhancement technique to improve intelligibility for hearing aid users with smartphone as an assistive device”, 2017 IEEE Healthcare Innovations and Point of Care Technologies (HI-POCT), Bethesda, MD, USA, Nov 2017, pp. 32-35.
(109) C. K. A. Reddy, Anshuman Ganguly, Issa Panahi, “ICA based single microphone Blind Speech Separation technique using a non-linear estimation of speech,” 2017 IEEE Inter. Conf., Acoustics, Speech and Signal Processing (ICASSP2017), LA, 2017, pp. 5570-5574.
(108) Audrey Taylor B.A., Linda Thibodeau Ph.D., Issa Panahi Ph.D., Nasser Kehtarnavaz Ph.D., Tyler Caldwell B.S., “Benefits of Smartphone and Hearing Aid Technology to Enhance Speech Recognition in Noise”, American Academy of Audiology (AAA), April 18-21, 2017, Nashville, TN.
(107) Smartphone-Based Open Research Platform for Hearing Improvement Studies, Issa M. Panahi, Nasser Kehtarnavaz, Linda Thibodeau, Proceeding of Inter. Hearing Aid Conference (IHCON), Aug. 2016.
(106) Cho, Allen. “Investigation of Improved Masking Noise for the Speech Privacy.” INTER-NOISE and NOISE-CON Congress and Conference Proceedings. Vol. 253. No. 4. Institute of Noise Control Engineering, 2016.
(105) Panahi, Issa, Nasser Kehtarnavaz, and Linda Thibodeau. “Smartphone-based noise adaptive speech enhancement for hearing aid applications.” Engineering in Medicine and Biology Society (EMBC), 2016 IEEE 38th Annual International Conference of the. IEEE, 2016.
(104) Saki, Fatemeh, et al. “Smartphone-based real-time classification of noise signals using subband features and random forest classifier.” Acoustics, Speech and Signal Processing (ICASSP), 2016 IEEE International Conference on. IEEE, 2016.
(103) Anshuman Ganguly, C.K. A. Reddy, Yiya Hao, Issa Panahi, “Improving Sound Localization for Hearing Aid Devices Using Smartphone Assisted Technology”, IEEE SiPS 2016, Dallas, TX.
(102) ho. K. A. Reddy, Y. Hao, i. Panahi, “Two Microphones Spectral-Coherence based Speech Enhancement for Hearing Aids using Smartphone as an assistive device”, IEEE EMBC 2016, Orlando, FL.
(101) C. Vahanesa, C. K. A. Reddy, I. Panahi, “Improving Quality and Intelligibility of Speech using Single Microphone for the Broadband fMRI Noise at Low SNR”, IEEE EMBC 2016, Orlando, FL.
(100) Y. Rao, Y. Hao, I. Panahi, “Smartphone-based Real-Time Speech Enhancement for improving Hearing Aid Speech Perception”, IEEE EMBC 2016, Orlando , FL.
(99) Anshuman Ganguly, Issa Panahi, Frank Dufour, “Exploring Feedback Active Noise Control using Ambisonics”, IEEE Circuit and Systems Conference (DCAS), 2015.
(98) Yu Rao, Chetan Vahanesa, Chandan K A Reddy, Issa M S Panahi, “Two-stage data driven single channel speech enhancement with cepstral analysis pre-processing,” IEEE Global Signal and Information Processing 2015.
(97) Chandan K A Reddy, Yu Rao, Vahid Montazeri, Issa M S Panahi, “Single channel Speech Enhancement technique for low SNR quasi-periodic noise based on Reduced Order Linear Prediction,” IEEE Global Signal and Information Processing 2015.
(96) A. Ganguly, C.K.A. Reddy, I. Panahi, “Improved Parallel Feedback Active Noise Control Using Linear Prediction for Adaptive Noise Decomposition”,IEEE, Proc. Intern. Conf on Acoustics, Speech, and Signal Processing (ICASSP 2015), April 20-25, 2015, 4 pages
(95) R. Pourreza-Shahri, S. Paris, F. Saki, I. Panahi, N. Kehtarnavaz, “ From Simulink to Smartphone: Signal Processing Application Examples”, IEEE, Proc. Intern. Conf on Acoustics, Speech, and Signal Processing (ICASSP 2015), April 20-25, 2015, 4 pages/In press.
(94) A. Ganguly, S.H.K. Vemuri, I. Panahi, “Parallel Feedback Active Noise Control of MRI Acoustic Noise with Signal Decomposition using Hybrid RLS-NLMS Adaptive Algorithms”, IEEE Engineering in Medicine and Biology Society Conf. EMBC 2014, Aug. 26-30, 2014, pp: 3220-3223.
(93) A. Ganguly, S.H.K. Vemuri, I. Panahi, “Real-Time Remote Cancellation of Multi-Tones in an Extended Acoustic Cavity using Directional Ultrasonic Loudspeakers”, IEEE Industrial Electronics Conf., IECON 2014, Oct 29-Nov. 1, 2014, pp: 2445-2451.
(92) A. Ganguly, I. Panahi, “Parallel Feedback Active Noise Control Using Decomposition of Noise Signal”, IEEE Industrial Electronics Conf., IECON 2014, Oct 29-Nov. 1, 2014, pp. 2432-2437.
(91) S. H. K. Vemuri, I. Panahi, “Hybrid RLS-NLMS Algorithm for Real-Time Remote Active Noise Control using Directional Ultrasonic Loudspeaker”, IEEE Industrial Electronics Conf., IECON 2014, Oct 29-Nov. 1, 2014, pp: 2418-2424.
(90) S. A. Khoubrouy, I. Panahi, N. Kehtarnavaz, “Howling Detection in Hearing Aids using Discrete Energy Separation Algorithm-2 and Generalized Teager-Kaiser Operator”, Proceeding of the IEEE Conference, Acoustics, Speech, and Signal Processing (ICASSP 2014), 2014, pp: 8202-8206.
(89) S.H. Krishna Vemuri, A. Ganguly, I. Panahi, “Real-Time Active Noise Control of Multi-tones and MRI Acoustic Noise in fMRI Bore with Signal Decomposition and Parallel Hybrid RLS-NLMS Adaptive Algorithms”, IEEE Circuit and Systems Conference (DCAS), 2014, pp: 1-4.
(88) A. Ganguly, S.H.K. Vemuri, I. Panahi, “Real-Time Remote Cancellation of Multi-Tones in an Extended Acoustic Cavity Using Directional Ultrasonic Loudspeaker”, IEEE Industrial Electronics Society, IECON 2014, pp: 2445-2451.
(87) I. Panahi, “Development of ANC methods for fMRI rooms; Design challenges and algorithms”, IEEE, Image and Signal Processing and Analysis (ISPA), 2013, 8th International Symposium, Sep. 2013, Italy, pp: 655-660. Invited paper, Special Session on Active Noise Control, Italy.
(86) P. Kasebkar, A. Wisler, I. Panahi, “Real time reduction of HVAC noise using a FPGA”, IEEE, Proceedings of the Southeast Conference, 2013, pp:1-5.
(85) V. Montazeri, S. A. Khoubrouy, I. Panahi, “A perceptually motivated estimator for speech enhancement”, IEEE, Image and Signal Processing and Analysis (ISPA), 2013, 8th International Symposium, Sep. 2013, Italy, pp: 366-370.
(84) A.A. Wisler, I. Panahi, “Implementation of a real-time feedback active noise control system to cancel noise within a 3-dimensional enclosure”, IEEE, Image and Signal Processing and Analysis (ISPA), 2013, 8th International Symposium, Sep. 2013, Italy, pp: 651-654.