3dB

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Otuka, Richard I., Ebenuwa, Solomon H., Ihianle, Isibor K., Aneke, Sampson O. and Edoh, Aloysius A. (2020) Symmetric 3dB filtering power divider with equal output power ratio for communication systems. In: 2020 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). IEEE. ISBN 978-1728171166 (doi:10.1109/ICECCE49384.2020.9179400)

AI-based energy optimization

Arinze, Stella N., Obi, Emenike Raymond, Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) RF energy-harvesting techniques: applications, recent developments, challenges, and future opportunities. Telecom, 6 (3):45. ISSN 2673-4001 (Online) (doi:10.3390/telecom6030045)

bandpass filter

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Otuka, Richard I., Ebenuwa, Solomon H., Ihianle, Isibor K., Aneke, Sampson O. and Edoh, Aloysius A. (2020) Symmetric 3dB filtering power divider with equal output power ratio for communication systems. In: 2020 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). IEEE. ISBN 978-1728171166 (doi:10.1109/ICECCE49384.2020.9179400)

cascade

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

co-design

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

dual-band

Vasistha, Anup Raju, Mahadevaswamy, Chandramouli H., Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) Chapter 3. Investigating single-to dual-band bandpass filter transformation for wireless communication systems. In: Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, (ed.) RFID, Microwave Circuit, and Wireless Power Transfer Enabling 5/6G Communication. IGI Global Scientific Publishing, Hershey PA, USA, pp. 71-86. ISBN 979-8369387993; 979-8369388006; 979-8369388013 (doi:10.4018/979-8-3693-8799-3.ch003)

equal power divider

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Otuka, Richard I., Ebenuwa, Solomon H., Ihianle, Isibor K., Aneke, Sampson O. and Edoh, Aloysius A. (2020) Symmetric 3dB filtering power divider with equal output power ratio for communication systems. In: 2020 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). IEEE. ISBN 978-1728171166 (doi:10.1109/ICECCE49384.2020.9179400)

filtenna

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

filter transformation

Vasistha, Anup Raju, Mahadevaswamy, Chandramouli H., Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) Chapter 3. Investigating single-to dual-band bandpass filter transformation for wireless communication systems. In: Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, (ed.) RFID, Microwave Circuit, and Wireless Power Transfer Enabling 5/6G Communication. IGI Global Scientific Publishing, Hershey PA, USA, pp. 71-86. ISBN 979-8369387993; 979-8369388006; 979-8369388013 (doi:10.4018/979-8-3693-8799-3.ch003)

fusion

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

hybrid

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

internet of things

Arinze, Stella N., Obi, Emenike Raymond, Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) RF energy-harvesting techniques: applications, recent developments, challenges, and future opportunities. Telecom, 6 (3):45. ISSN 2673-4001 (Online) (doi:10.3390/telecom6030045)

IoT powering

Arinze, Stella N., Obi, Emenike Raymond, Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) RF energy-harvesting techniques: applications, recent developments, challenges, and future opportunities. Telecom, 6 (3):45. ISSN 2673-4001 (Online) (doi:10.3390/telecom6030045)

microstrip

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Otuka, Richard I., Ebenuwa, Solomon H., Ihianle, Isibor K., Aneke, Sampson O. and Edoh, Aloysius A. (2020) Symmetric 3dB filtering power divider with equal output power ratio for communication systems. In: 2020 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). IEEE. ISBN 978-1728171166 (doi:10.1109/ICECCE49384.2020.9179400)

multilayer

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

parameter

Omozuhiomwen, Gregory Egbe, Kure, Halima I., Obi, Emenike Raymond, Ebenuwa, Solomon H., Ijemaru, Gerald K. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) Reliability–centered maintenance using reliability parameters on gas compressors. International Journal of Manufacturing, Materials, and Mechanical Engineering (IJMMME), 14 (1):367256. ISSN 2156-1680 (Print), 2156-1672 (Online) (doi:10.4018/IJMMME.367256)

predictive maintenance

Omozuhiomwen, Gregory Egbe, Kure, Halima I., Obi, Emenike Raymond, Ebenuwa, Solomon H., Ijemaru, Gerald K. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) Reliability–centered maintenance using reliability parameters on gas compressors. International Journal of Manufacturing, Materials, and Mechanical Engineering (IJMMME), 14 (1):367256. ISSN 2156-1680 (Print), 2156-1672 (Online) (doi:10.4018/IJMMME.367256)

proactive maintenance

Omozuhiomwen, Gregory Egbe, Kure, Halima I., Obi, Emenike Raymond, Ebenuwa, Solomon H., Ijemaru, Gerald K. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) Reliability–centered maintenance using reliability parameters on gas compressors. International Journal of Manufacturing, Materials, and Mechanical Engineering (IJMMME), 14 (1):367256. ISSN 2156-1680 (Print), 2156-1672 (Online) (doi:10.4018/IJMMME.367256)

RCM

Omozuhiomwen, Gregory Egbe, Kure, Halima I., Obi, Emenike Raymond, Ebenuwa, Solomon H., Ijemaru, Gerald K. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) Reliability–centered maintenance using reliability parameters on gas compressors. International Journal of Manufacturing, Materials, and Mechanical Engineering (IJMMME), 14 (1):367256. ISSN 2156-1680 (Print), 2156-1672 (Online) (doi:10.4018/IJMMME.367256)

reconfigurable

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

rectenna

Arinze, Stella N., Obi, Emenike Raymond, Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) RF energy-harvesting techniques: applications, recent developments, challenges, and future opportunities. Telecom, 6 (3):45. ISSN 2673-4001 (Online) (doi:10.3390/telecom6030045)

reliability

Omozuhiomwen, Gregory Egbe, Kure, Halima I., Obi, Emenike Raymond, Ebenuwa, Solomon H., Ijemaru, Gerald K. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) Reliability–centered maintenance using reliability parameters on gas compressors. International Journal of Manufacturing, Materials, and Mechanical Engineering (IJMMME), 14 (1):367256. ISSN 2156-1680 (Print), 2156-1672 (Online) (doi:10.4018/IJMMME.367256)

resonator

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Otuka, Richard I., Ebenuwa, Solomon H., Ihianle, Isibor K., Aneke, Sampson O. and Edoh, Aloysius A. (2020) Symmetric 3dB filtering power divider with equal output power ratio for communication systems. In: 2020 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). IEEE. ISBN 978-1728171166 (doi:10.1109/ICECCE49384.2020.9179400)

RF front-end

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

sensor

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

single-band

Vasistha, Anup Raju, Mahadevaswamy, Chandramouli H., Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) Chapter 3. Investigating single-to dual-band bandpass filter transformation for wireless communication systems. In: Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, (ed.) RFID, Microwave Circuit, and Wireless Power Transfer Enabling 5/6G Communication. IGI Global Scientific Publishing, Hershey PA, USA, pp. 71-86. ISBN 979-8369387993; 979-8369388006; 979-8369388013 (doi:10.4018/979-8-3693-8799-3.ch003)

SIW

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Arinze, Stella N. and Ebenuwa, Solomon H. (2025) Filtering antenna design and implementation techniques: applications, recent developments, challenges, and future opportunities. Journal of Engineering, 2025:8948687. pp. 1-20. ISSN 2314-4904 (Print), 2314-4912 (Online) (doi:10.1155/je/8948687)

two-way

Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269, Otuka, Richard I., Ebenuwa, Solomon H., Ihianle, Isibor K., Aneke, Sampson O. and Edoh, Aloysius A. (2020) Symmetric 3dB filtering power divider with equal output power ratio for communication systems. In: 2020 International Conference on Electrical, Communication, and Computer Engineering (ICECCE). IEEE. ISBN 978-1728171166 (doi:10.1109/ICECCE49384.2020.9179400)

wireless power transfer

Arinze, Stella N., Obi, Emenike Raymond, Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) RF energy-harvesting techniques: applications, recent developments, challenges, and future opportunities. Telecom, 6 (3):45. ISSN 2673-4001 (Online) (doi:10.3390/telecom6030045)

wireless sensor networks

Arinze, Stella N., Obi, Emenike Raymond, Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) RF energy-harvesting techniques: applications, recent developments, challenges, and future opportunities. Telecom, 6 (3):45. ISSN 2673-4001 (Online) (doi:10.3390/telecom6030045)

WSN

Arinze, Stella N., Obi, Emenike Raymond, Ebenuwa, Solomon H. and Nwajana, Augustine O. ORCID: https://orcid.org/0000-0001-6591-5269 (2025) RF energy-harvesting techniques: applications, recent developments, challenges, and future opportunities. Telecom, 6 (3):45. ISSN 2673-4001 (Online) (doi:10.3390/telecom6030045)