♦ Associate Editor - IEEE Transactions in Vehicular Technology

♦ Associate Editor - EURASIP Journal on Advances in Signal Processing (2006-2013)

♦ Member of the Editorial Advisory Board - The Open Signal Processing Journal, Bentham Science Publishers.

Conference Organizing Committees

♦ Publicity chair – Tenth International Workshop on Broadband Wireless Access (BWA) in conjunction with the IEEE Global Communications Conference (Globecom), Austen, TX, Dec. 2014 .

♦ Co-chair – First International Workshop on Wideband Mobile Cognitive Radio Communications and Networks (WMCR'13) at the IEEE Vehicular Technology Conference (VTC Fall 2013), Las Vegas, NV, Sep 2, 2013.

♦ Organizing committee member (Track chair) – International Conference on Personal Satellite Services 2009 (PSATS 09), Rome, Italy, Mar 19-20, 2009.

Conference Technical Program Committee (TPC) Charing

♦ Tutorial co-chair –Tutorials and Workshops Workshops, IEEE Vehicular Technology Conference (VTC2013-Fall), Las Vegas, NV, 2-5 Sep. 2013 .

♦ TPC track-chair – International Conference on Information and Automation for sustainability (ICIAfS), Colombo, Sri Lanka, 12/17/2010-12/19/2010. http://www.iciafs.org/.

♦ Co-chair - Software Defined and Cognitive Radios subcommittee, IEEE Radio and Wireless Symposium (RWC 08), Orlando, FL, Jan. 2008.

Conference Technical Program Committee (TPC) Memberships

♦ Technical Program Committee (TPC) Member - PIMRC2012-MAC (PIMRC2012-Track 2: MAC and Cross-Layer Design), Sydney, Australia, Sep. 2012.

♦ Technical Program Committee (TPC) Member - International Symposium of Modeling and Optimization of Mobile, Ad Hoc, and Wireless Networks (WiOpt'12), Paderborn, Germany, May 14th - May 18th 2012.

♦ Technical Program Committee (TPC) Member - The Second International Conference on Wireless Communications and Applications (ICWCA 2012), 01-03 August 2012, Kuala Lumpur, Malaysia.

♦ Technical Program Committee (TPC) Member - IEEE Wireless Communications & Networking Conference (WCNC'12), MAC and Every Track, Paris, France, 1 - 4 April, 2012.

♦ Technical Program Committee (TPC) Member -IEEE International Communications Conference (ICC'12), Cognitive Radio and Networks (CRN) Symposium, Ottawa, Canada, June 10th - June 15th 2012.v

♦ Technical Program Committee (TPC) Member - International Conference on Computing, Networking and Communication (ICNC), Maui, HI, Jan. 30 - Feb. 2, 2012.

♦ Technical Program Committee (TPC) Member - IEEE Global Communication Conference (GLOBECOM 11), Cognitive Radio and Networks Symposium, Houston, TX, Dec. 2011.

♦ Technical Program Committee (TPC) Member -: International Symposium of Modeling and Optimization of Mobile, Ad Hoc, and Wireless Networks (WiOpt'11), Princeton, NJ, May 9th - May 13th 2011.

♦ Technical Program Committee (TPC) Member - IEEE Wireless Communications & Networking Conference (WCNC'11), MAC and Every Track, Quintana-roo, Mexico, March 28th - March 31st 2011.

♦ Technical Program Committee (TPC) Member - IEEE International Communications Conference (ICC'11), Cognitive Radio and Networks (CRN) Symposium, Kyoto, Japan, June 5th - June 9th 2011.

♦ Technical Program Committee (TPC) Member - IEEE International Communications Conference (ICC'10), Selected Areas in Communications Symposium, Cape-town, South Africa, May 23 - May 27, 2010.

♦ Technical Program Committee (TPC) Member - IEEE GLOBECOM 09, General Symposium on Selected Areas in Communications, Cognitive Radio & Networks Track, Honolulu, Hawaii, from 30 Nov - 4 Dec, 2009.

♦ Technical Program Committee (TPC) Member - First International Symposium on Applied Sciences in Biomedical and Communication Technologies (ISABEL 08), Aalborg, Denmark, Oct. 2008.

♦ Technical Program Committee (TPC) Member - IEEE GLOBECOM 08, General Symposium on Selected Areas in Communications, New Orleans, LA, Nov. 30 – Dec. 2, 2008.

♦ Technical Program Committee (TPC) Member - IEEE Radio and Wireless Symposium (RWC 08), Orlando, FL, Jan. 2008.

♦ Technical Program Committee (TPC) Member - The 2^nd International Workshop on Advances in Sensor Networks (IWASN 2007) to be held in conjunction with the 4^th Annual International Conference on Mobile and Ubiquitous Systems: Networks and Services (MOBIQUITOUS 2007), Philadelphia, PA, Aug. 2007.

♦ Technical Program Committee (TPC) Member - IEEE Radio and Wireless Symposium (RWC 07), Long Beach, CA, Jan. 2007.

♦ Technical Program Committee (TPC) Member - The 1^st International Workshop on Advances in Sensor Networks held in conjunction with the 3^rd Annual International Conference on Mobile and Ubiquitous Systems: Networks and Services (MOBIQUITOUS 2006), San Jose, CA, July 17-21, 2006.

♦ Technical Program Committee (TPC) Member - International Conference on Intelligent Computing (ICIC'06), Kunming, China, Aug. 2006.

♦ Technical Program Committee (TPC) Member - The 49th annual IEEE Global Telecommunications Conference (GLOBECOM 2006): Information and Wireless Security Symposium, San Francisco, CA, Nov. 2006.

♦ Technical Program Committee (TPC) Member - The 9th IEEE International Symposium on Spread Spectrum Techniques and Applications (ISSSTA'06), Manaus, Brazil, Aug. 2006.

♦ Technical Program Committee (TPC) Member - IEEE Radio and Wireless Symposium (RWC 06), San Diego CA, Jan. 2006.

♦ Technical Program Committee (TPC) Member - IEEE Vehicular Technology conference (VTC Fall 05), Dallas TX September, 2005.

Conference Session Organizations

♦ Invited session on "Autonomous Learning and Decision-making Techniques in Cognitive Radio Networks" - 2011 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Chiangmai, Thailand, Dec 7-9, 2011 .

♦ Invited session on "Wireless Sensor Networks" - 2^nd International Conference on Computing, Communications and Control Technologies (CCCT'04), Austin, TX, Aug, 14th - 17th , 2004.

Conference Session Chairing

♦ Session-chair – Session: Cooperative Diversity, Tuesday 10:30AM-12:15PM, 05/25/2010, International Communications Conference (ICC'10), Cape Town, South Africa, May 2010.

♦ Session Chair - Session: International Symposium on Information Theory and its Applications (ISITA2008), Auckland, New Zealand, Dec. 2008 (W-TO-2: Communication Systems 2, December 10 (Wednesday) 10:40-12:00).

♦ Invited Session Chair - Invited session on "Wireless Sensor Networks" - 2^nd International Conference on Computing, Communications and Control Technologies (CCCT'04), Austin, TX, Aug, 14^th - 17^th , 2004.

♦ Session Chair - 38^th Annual Conf. in Inform. Sci. and Systems (CISS 04), Princeton, NJ, Mar. 17^th - 19^th , 2004. (Wed. March 17, 2004. Session WA06 - Wireless Sensor Networks I (16a))

♦ Session Chair - IEEE Wireless Communication and Networking Conference (WCNC05), New Orleans, LA, Mar. 13-17, 2005. (2 sessions).

UNM Service - Department

♦ Area Chair - Signal Processing and Communication (SPCOM) Group, ECE Department, University of New Mexico, Fall 2007 - Fall 2008.

♦ Director - EYES Summer Internship program for international students at the ECE department of UNM 2006-present.

♦ Member - ECE undergraduate committee, Deaprtment of electrical end Computer Engineering, University of New Mexico, 2006-present.

♦ Member - ECE space committee, Deaprtment of electrical end Computer Engineering, University of New Mexico, 2008-present.