Items where Author is "Ahmad, Mohd Riduan"

Ahmad, Mohd Riduan and Shamsul Baharin, Shamsul Ammar and Mohammad Sabri, Muhammad Haziq and Cooray, Vernon (2024) Very high frequency radiation emitted by negative narrow bipolar events occurred over Malacca strait. Journal of Atmospheric and Solar-Terrestrial Physics, 259. 01-07. ISSN 1364-6826

Ahmad, Mohd Riduan and Shamsul Baharin, Shamsul Ammar and Jamal Akbar, Muhammad A’mmar and Vernon, Cooray (2024) Electromagnetic interference from natural lightning on 4G communication links. IEEE Access, 12. pp. 14870-14881. ISSN 2169-3536

Mohd Esa, Mona Riza and Bahari, Noraishah and Mohammad, Sulaiman Ali and Ahmad, Mohd Riduan and Ahmad, Noor Azlinda and Abdul Malek, Zulkurnain (2023) Analysis of lightning flash rate with the occurrence of flash floods and hailstorms in Peninsular Malaysia. Journal of Atmospheric and Solar-Terrestrial Physics, 250. pp. 1-13. ISSN 1364-6826

Morimoto, Takeshi and Ahmad, Mohd Riduan and Baharuddin, Mohd Zafri and Wang, Daohong and Yamamoto, Kazuo and Kudo, Takeshi and Kahtani, Ammar Nasser Al and Aziz, Mohamad Zoinol Abidin Abd and Akita, Manabu and Takayanagi, Yuji and Kawasaki, Zen-Ichiro and Torii, Tatsuo (2023) Real-time lightning 3D imaging and forecasting project in Malaysia for sustainable and reliable supply of energy and storm disaster early warning. In: 12th Asia-Pacific International Conference on Lightning, APL 2023, 12 June 2023 through 15 June 2023, Langkawi.

Yusop, Norbayah and Shamsul Baharin, Shamsul Ammar and Ahmad, Mohd Riduan and Tan, Shea Ching and Mohd Esa, Mona Riza and Sidik, Muhammad Abu Bakar (2022) Correlation analysis between lightning flashes and rainfall rate during a flash flood thunderstorm. Indonesian Journal Of Electrical Engineering And Computer Science, 28 (3). pp. 1322-1329. ISSN 2502-4752

Ahmad, Mohd Riduan and Al-Ammari, Ammar Mohammed Qaid and Shamsul Baharin, Shamsul Ammar and Mohammad Sabri, Muhammad Haziq and Al-kahtani, Ammar Ahmed Nasser and Lu, Gaopeng and Kawasaki, Zenichiro and Cooray, Vernon (2022) Microwave radiation associated with positive narrow bipolar events. Journal of Atmospheric and Solar-Terrestrial Physics, 242. pp. 1-11. ISSN 1364-6826

Al-Kahtani, Ammar Ahmed and Ahmad, Mohd Riduan and Mohammad Sabri, Muhammad Haziq and Shamsul Baharin, Shamsul Ammar and Lu, Gaopeng and Kawasaki, Zen and Cooray, Vernon (2022) Microwave radiation associated with lightning initiation events of negative cloud-to-ground flashes. Atmosphere, 13 (9). pp. 1-12. ISSN 2073-4433

Jubair, Mohammed Ahmed and Ahmad, Mohd Riduan and Abdul Aziz, Izzatdin and Al-Obaidi, Ahmed Salih and Al-Tickriti, Abdullah Talaat and Hassan, Mustafa Hamid and Mostafa, Salama A. and Mahdin, Hairulnizam (2022) Cauchy density-based algorithm for VANETs clustering in 3D road environments. IEEE Access, 10. pp. 76376-76385. ISSN 2169-3536

Ahmad, Mohd Riduan and Mohammad Sabri, Muhammad Haziq and Al-Kahtani, Ammar Ahmed and Shamsul Baharin, Shamsul Ammar and Ab Kadir, Mohd Zainal Abidin and Nordin, Farah Hani and Lu, Gaopeng and Zhang, Hongbo and Williams, Earle and Cooray, Vernon (2022) A study of cloud-to-ground lightning flashes initiated by fast positive breakdown. Atmospheric Research, 276. pp. 1-13. ISSN 0169-8095

Ahmad, Mohd Riduan and Mohammad, Sulaiman Ali and Abdullah, Mardina and Shamsul Baharin, Shamsul Ammar and Yusop, Norbayah and Park, Sangjong and Lu, Gaopeng and Cooray, Vernon (2022) Characteristics of lightning electromagnetic fields produced by Antarctica storms. Atmosphere, 13 (4). pp. 1-17. ISSN 2073-4433

Ahmad, Mohd Riduan and Shamsul Baharin, Shamsul Ammar and Al-Shaikhli, Taha Raad Khaleel and Sidik, Muhammad Abu Bakar and Mohammad Sabri, Muhammad Haziq and Al-Kahtani, Ammar Ahmed and Mohammad, Sulaiman Ali and Lu, Gaopeng and Zhang, Hongbo and Cooray, Vernon (2022) Microwave radiation associated with stepped leaders of negative cloud-to-ground flashes. Atmospheric Research, 270. pp. 1-9. ISSN 0169-8095

Abdullah, Mardina and Mohammad, Sulaiman Ali and Ahmad, Mohd Riduan and Shamsul Baharin, Shamsul Ammar and Park, S J and Cooray, Vernon (2021) Azimuth and elevation factors correction for single station lightning electromagnetic field sensor. Geografia Malaysian Journal of Society and Space, 17 (4). pp. 378-392. ISSN 2682-7727

Nik Abd Malik, Nik Noordini and Mohammed Jawad, Mustafa and Murad, Noor Asniza and Mohd Esa, Mona Riza and Ahmad, Mohd Riduan and Mekki, Anwer Sabah and Al-Dhief, Fahad Taha and Hussein, Yaqdhan Mahmood (2021) Implantable slot antenna with substrate integrated waveguide for biomedical applications. TELKOMNIKA (Telecommunication Computing Electronics and Control), 19 (5). pp. 1450-1455. ISSN 1693-6930

Alkahtani, Ammar Ahmed and Qaid Al-Ammari, Ammar Mohammed and Ahmad, Mohd Riduan and Aljanad, Ahmed and Noman, Fuad and Kawasaki, Zen (2021) Cross-Correlation Wavelet-Domain-Based Particle Swarm Optimization For Lightning Mapping. Applied Sciences (Switzerland), 11 (18). 01-16. ISSN 2076-3417

Qamar, Faizan and Yu, Keping and Al-Khaleefa, Ahmed Salih and Hassan, Rosilah and Ahmad, Mohd Riduan and Wen, Zheng and Mohd Aman, Azana Hafizah (2021) Performance evaluation of online machine learning models based on cyclic dynamic and feature-adaptive time series. IEICE Transactions on Information and Systems, E104-D (8). pp. 1172-1184. ISSN 0916-8532

Lu, Gaopeng and Zhang, Hongbo and Qie, Xiushu and Xian, Tao and Yang, Jing and Liu, Feifan and Zhu, Baoyou and Lyu, Fanchao and Xiong, Shaolin and Yi, Qibin and Ahmad, Mohd Riduan and Li, Dongshuai and Pu, Yunjiao and Cummer, Steven A. and Briggs, Michael S. (2021) On the terrestrial gamma-ray flashes preceding narrow bipolar events. Geophysical Research Letters, 48 (8). pp. 1-12. ISSN 0094-8276

Yusop, Norbayah and Abdullah, Mardina and Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Mohammad, Sulaiman Ali and Suparta, Wayan and Gulisano, Adriana Maria and Cooray, Vernon (2019) Seasonal analysis of cloud-to-ground lightning flash activity in the Western Antarctica. Atmosphere, 10 (12). pp. 1-17. ISSN 2073-4433

Vijay, S. K. and Hassan, Nornikman and Ahmad, Mohd Riduan and Ahmad, Badrul Hisham and Rawat, Sanyog and Ray, Kanad (2019) Dual Band Printed Bow-Tie Antenna For WLAN/WIMAX Application. Journal of Advanced Manufacturing Technology, 13 (3). pp. 1-12. ISSN 1985-3157

Mohamad Sabri, Muhammad Haziq and Ahmad, Mohd Riduan and Periannan, Dinesh and Seah, Boon York and Yusop, Norbayah and Mohd Esa, Mona Riza and Mohammad, Sulaiman Ali and Abdul-Malek, Zulkurnain and Lu, Gaopeng and Zhang, Hongbo and Cooray, Vernon and Al-Kahtani, Ammar Ahmed and Ab Kadir, Mohamad Zainal Abidin and Mohd Hatta, Norhasliza and Abdullah, Noradlina and Yahaya, Mohd Pauzi (2019) Environmental analysis of quasi-static electric field changes of tropical lightning flashes. EKOLOJI, 28 (107). pp. 373-378. ISSN 1300-1361

Ahmad, Mohd Riduan and Mohammad Sabri, Muhammad Haziq and Periannan, Dinesh and Abd. Aziz, Mohamad Zoinol Abidin and Mohd Esa, Mona Riza and Abdul‑Malek, Zulkurnain and Lu, Gaopeng and Zhang, Hongbo and Cooray, Vernon and Williams, Earle R. and Al-Kahtani, Ammar Ahmed and Ab. Kadir, Mohd Zainal Abidin (2019) Initial electric field changes of lightning flashes in tropical thunderstorms and their relationship to the lightning initiation mechanism. Atmospheric Research, 226. pp. 138-151. ISSN 0169-8095

Yusop, Norbayah and Zainudin, Siti Khalijah and Wan Mohd Nor, Wan Nur Arina and Alhasa, Kemal Maulana and Ahmad, Mohd Riduan and Mohammad Sabri, Muhammad Haziq and Abdullah, Mardina and Mohd Esa, Mona Riza and Suparta, Wayan and Gulisano, Adriana Maria and Cooray, Vernon (2019) Cloud-to-ground lightning observations over the Western Antarctic region. Polar Science, 20. pp. 84-91. ISSN 1873-9652

Nadzir, Mohd Shahrul and Cain, Michelle and Ahmad, Mohd Riduan and Yusop, Norbayah and Robinson, Andrew D. and Bolas, Conor Gordon and Harris, Neil R.P. and Parnikoza, Ivan Yu and Salimun, Ester and Mustafa, Emienour Muzalina and Alhasa, Kemal Maulana and Zainuddin, M. H.M. and Ghee, O. C. and Morris, Kenobi Isima and Khan, Md Firoz and Latif, Mohd Talib and Wallis, Benjamin M. and Cheah, Wee and Zainudin, Siti Khalijah and Hussin, Wan M.Rauhan and Salleh, Sarahaizad Mohd and Hamid, Haris Hafizal Abd and Goh, Thian Lai and Uning, Royston and Bakar, Mohd Aftar Abu and Ariff, Noratiqah Mohd and Tuah, Z. and Wahab, Mahamad Noor and Foong, Swee Yeok and Abu Samah, Azizan and Chenoli, Sheeba Nettukandy and Wan Johari, Wan Lutfi and Zain, Che Radziah Mohd and Rahman, Nasaruddin Abdul and Rosenstiel, Todd N. and Yusoff, Abdul Hafidz and Sabuti, Asnor Azrin and Alias, Siti Aisyah Binti and Mohd Noor, Ahmad Yunus (2019) Isoprene hotspots at the Western Coast of Antarctic Peninsula During MASEC'16. Polar Science, 20. pp. 63-74. ISSN 1873-9652

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Johari, Dalina and Ismail, Mohd Muzafar and Cooray, Vernon (2014) Chaotic pulse train in cloud-to-ground and cloud flashes of tropical thunderstorms. In: ICLP, 13-17 October 2014, Shanghai, China.

Mohd Esa, Mona Riza and Ahmad, Mohd Riduan and Cooray, Vernon (2014) Occurrence of narrow bipolar pulses between negative return strokes in tropical thunderstorms. In: ICLP, 13-17 October 2014, Shanghai, China.

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Cooray, Vernon (2014) Similarity between the initial breakdown pulses of negative ground flash and narrow bipolar pulses. In: ICLP, 13-17 October 2014, Shanghai, China. (In Press)

Mohd Esa, Mona Riza and Ahmad, Mohd Riduan and Cooray, Vernon (2014) Time-frequency profile of discharge processes prior the first return stroke. In: ICLP, 13-17 October 2014, Shanghai, China. (In Press)

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza (2014) Angular Momentum of a Rotating Dipole. Journal of Telecommunication Electronic and Computer, 6. pp. 17-20. ISSN 2180-1843

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Cooray, Vernon and Dutkiewicz, Eryk (2014) Interference from cloud-to-ground and cloud flashes in wireless communication system. Electric Power Systems Research, 113. pp. 237-246. ISSN 0378-7796

Mohd Esa, Mona Riza and Ahmad, Mohd Riduan and Rahman, Mahbubur and Cooray, Vernon (2014) Distinctive features of radiation pulses in the very first moment of lightning events. Journal of Atmospheric and Solar-Terrestrial Physics, 109. pp. 22-28. ISSN 1364-6826

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Cooray, Vernon (2014) Occurrence of narrow bipolar event as part of cloud-to-ground flash in tropical thunderstorms. In: International Conference on Atmospheric Electricity, 15-20 June 2014, Norman, Oklahoma, USA. (In Press)

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Cooray, Vernon (2013) Wavelet analysis of the first electric field pulse of lightning flashes in Sweden. Atmospheric Research, 138. pp. 253-267. ISSN 0169-8095

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Cooray, Vernon (2013) Narrow bipolar pulses and associated microwave radiation. In: PIERS 2013, 12 - 15 August 2013, Stockholm, Sweden.

Mohd Esa, Mona Riza and Ahmad, Mohd Riduan and Cooray, Vernon (2013) Wavelet analysis of the first pulse of initial breakdown process in lightning discharges. In: PIERS 2013, 12 - 15 August 2013, Stockholm, Sweden.

Mohd Esa, Mona Riza and Ahmad, Mohd Riduan and Cooray, Vernon (2012) Distinctive features of initial breakdown process between ground and cloud discharges. In: Asian Conference on Electrical Discharges (ACED), 10-12 December 2012, Johor Bahru Malaysia.

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Rahman, Mahbubur and Cooray, Vernon and Dutkiewicz, Eryk (2012) Lightning interference in multiple antennas wireless communication systems. Journal of Lightning Research, 4. ISSN 1652-8034

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Rahman, Mahbubur and Cooray, Vernon (2012) Measurement of bit error rate at 2.4 GHz due to lightning interference. In: International Conference on Lightning Protection (ICLP), 1-6 September 2012, Vienna, Austria.

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Cooray, Vernon and Dutkiewicz, Eryk (2012) Performance analysis of audio streaming over lightning-interfered MIMO channels. In: International Symposium on Communications and Information Technologies (ISCIT), 2-5 October 2012, Gold Coast, Australia.

Ahmad, Mohd Riduan and Mohd Esa, Mona Riza and Hettiarachchi, Pasan and Cooray, Vernon (2012) Preliminary observations of lightning signature at 2400 MHz in Sweden thunderstorm. In: Asia-Pacific Conference on Applied Electromagnetics, 11-13 December 2012, Melaka, Malaysia.

Ahmad, Mohd Riduan and Rashid, Mushidi and Abdul Aziz, Muhammad Hafiz and Mohd Esa, Mona Riza and Cooray, Vernon and Rahman, Mahbubur and Dutkiewicz, Eryk (2011) Analysis of lightning-induced transient in 2.4 GHz wireless communication system. In: IEEE International Conference on Space Science and Communication (IconSpace), 12-13 July 2011, Penang, Malaysia.

Ahmad, Mohd Riduan and Dutkiewicz, Eryk and Huang, Xiaojing (2011) Energy efficient cooperative MAC protocols in wireless sensor networks. In: Wireless Sensor Networks. INTECH, Croatia, EU, pp. 1-24. ISBN 978-953-307-325-5

Ahmad, Mohd Riduan (2011) Cooperative MIMO Systems in Wireless Sensor Networks. In: Radio Communications. INTECH. ISBN 978-953-307-091-9

Ibrahim, Mohd Sufiz and Ahmad, Mohd Riduan and Gannapathy, Vigneswara Rao (2010) Adaptive Concurrent Medium Access Control for Wireless Mesh Network. In: International Symposium on Broadband Communication (ISBC), 11-14 July 2010, Melaka, Malaysia.

Jaganathan, M. and Krishnan, V. R. and Zakaria, Mohd Sharim and Ahmad, Mohd Riduan (2010) A Study of Topology Characteristics on the Real Deployment of Wireless Sensor Networks. In: International Symposium on Broadband Communication (ISBC), 11-14 July 2010, Melaka, Malaysia.

Zakaria, Mohd Sharim and Ahmad, Mohd Riduan (2010) Throughput-Received Power Relationship for File Transfer Protocol (FTP) Service in Wireless Mesh Network (WMN). In: International Symposium on Broadband Communication (ISBC), 11-14 July 2010, Melaka, Malaysia.

Ibrahim, Mohd Sufiz and Ahmad, Mohd Riduan and Gannapathy, Vigneswara Rao (2010) Adaptive Concurrent Transmission Protocol for Wireless Mesh Network. In: IMMAC, 11-12 June 2010, Jakarta, Indonesia.

Zakaria, Mohd Sharim and Ahmad, Mohd Riduan and Johal, M. Syahrir and Suaidi, M. Kadim (2010) Modeling and Performance Analysis of Throughput-Received Power Relationship for Indoor Wireless Mesh Network. In: IMMAC, 11-12 June 2010, Jakarta, Indonesia.

Ahmad, Mohd Riduan and Dutkiewicz, Eryk and Huang, Xiaojing and Suaidi, Mohamad Kadim (2010) Optimal cooperative MIMO scheme in wireless sensor networks. In: Radio Communications. INTECH, Croatia, EU, pp. 151-166. ISBN 978-953-307-091-9

Ahmad, Mohd Riduan (2010) A Survey of Low Duty Cycle MAC Protocols in Wireless Sensor Networks. In: Emerging Communications for Wireless Sensor Networks. INTECH. ISBN 978-953-307-082-7

Ahmad, Mohd Riduan (2009) Cooperative MIMO Communications in Wireless Sensor Networks. Penerbit UTeM, Melaka, Malaysia. ISBN 978-983-2948-70-4

Gannapathy, Vigneswara Rao and Ahmad, Mohd Riduan and Suaidi, Mohamad Kadim and Johal, Muhammad Syahrir and Dutkiewicz, Eryk (2009) Concurrent MAC with short signaling for multi-hop wireless mesh networks. In: International Conference on Ultra Modern Telecommunications & Workshops, 12-14 October 2009, Saint Petersburg, Russia.

Ahmad, Mohd Riduan and Dutkiewicz, Eryk (2009) Cooperative MIMO communications in wireless sensor networks: Energy efficient cooperative MAC protocol. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), 1 (1). pp. 41-60. ISSN 1985-3158

Gannapathy, Vigneswara Rao and Ahmad, Mohd Riduan and Suaidi, Mohd Kadim and Johal, Mohamad Syahrir (2009) Performance Analysis of Concurrent Transmission with Reducing Handshakes in Multihop Wireless Mesh Networks (WMNs). Journal of telecommunication, electronic and computer engineering , 1 (1). pp. 69-76. ISSN 2180-1843

Gannapathy, Vigneswara Rao and Ahmad, Mohd Riduan and Suaidi, Mohamad Kadim and Johal, Muhammad Syahrir and Dutkiewicz, Eryk (2009) Performance analysis of concurrent transmission in multi-hop wireless mesh networks. In: Third Mosharaka International Conference on Communications, Networking and Information Technology, 21-23 December 2009, Amman, Jordan.

Ahmad, Mohd Riduan and Dutkiewicz, Eryk and Huang, Xiaojing (2008) MAC protocol for cooperative MIMO transmissions in asynchronous wireless sensor networks. In: 2008 International Symposium on Communications and Information Technologies, ISCIT 2008, 21-23 October 2008, Vientiane, Laos.

Ahmad, Mohd Riduan and Dutkiewicz, Eryk and Huang, Xiaojing (2008) Performance analysis of MAC protocol for cooperative MIMO transmissions in WSN. In: Personal, Indoor and Mobile Radio Communications, 2008. PIMRC 2008. IEEE 19th International Symposium on, 15-18 September 2008, Cannes, France.

Ahmad, Mohd Riduan (2008) PROPAGATION MEASUREMENT FOR INDOOR WLAN SYSTEM. In: Special Topics in Propagation and Communication Engineering. Penerbit UTM. ISBN 978-983-52-0663-4

Ahmad, Mohd Riduan and Dutkiewicz, Eryk and Huang, Xiaojing (2008) Performance evaluation of MAC protocols for cooperative MIMO transmissions in sensor networks. In: ACM symposium on Performance evaluation of wireless ad hoc, sensor, and ubiquitous networks , 27-28 Oct 2008, Vancouver, Canada.

Muhammad, M. and Salleh, Mohd Shukor and Zakaria, M. S. and Gannapathy, Vigneswara Rao and Mohd Nor, Husain and Mohd Ibrahim, Imran and Muhammad Syahrir, Johal and Ahmad, Mohd Riduan and Abdul Aziz, Mohamad Zoinol Abidin (2008) Physical Performance and Cross Layer Design for Wireless Mesh Networks. In: Proceedings of the 4th International Conference on Information Technology and Multimedia at UNITEN (ICIMU' 2008) , 17-19 November 2008, UNITEN.

Ahmad, Mohd Riduan and Dutkiewicz, Eryk and Huang, Xiaojing (2007) BER-delay characteristics analysis of IEEE 802.15.4 wireless sensor networks with cooperative MIMO. In: Applied Electromagnetics, 2007. APACE 2007. Asia-Pacific Conference on, 4-6 Dec 2007, Melaka, Malaysia.

Othman, Abdul Rani and Wasli, Chairulsyah and Ahmad, Mohd Riduan (2006) 2.4 GHz Microstrip Antenna Arrays. In: REACH 2006, Penang, Malaysia, 2006, Penang.

Ahmad, Mohd Riduan and Abdul Rahman, Tharek (2005) Multimedia transmission over interworking of Bluetooth WPAN and IEEE 802.11g WLAN networks. In: 13th IEEE International Conference on Networks Jointly held with the IEEE 7th Malaysia International Conference on Communication.