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Author

  • Ramesh Pokharel

A low power 2.4 GHz LNA operated in subthreshold region

Yamamoto, W., Kanemoto, D., Pokharel, R., Yoshida, K. & Kanaya, H., Jan 1 2014, Future Information Engineering. WITPress, p. 199-205 7 p. (WIT Transactions on Information and Communication Technologies; vol. 49).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A low power 8-bit digitally controlled CMOS ring oscillator

Nugroho, P., Pokharel, R. K., Anand, A., Hashimura, R., Zhang, G., Dong, R., Kanaya, H. & Yoshida, K., Dec 1 2012, European Microwave Week 2012: "Space for Microwaves", EuMW 2012, Conference Proceedings - 7th European Microwave Integrated Circuits Conference, EuMIC 2012. p. 504-507 4 p. 6483847. (European Microwave Week 2012: "Space for Microwaves", EuMW 2012, Conference Proceedings - 7th European Microwave Integrated Circuits Conference, EuMIC 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

A low power UWB low noise amplifier using current reused and feedback techniques

Galal, A. I. A., Pokharel, R., Kanaya, H. & Yoshida, K., Feb 1 2012, In : Microwave and Optical Technology Letters. 54, 2, p. 471-474 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Analysis and application of dual series resonances for low phase noise K-band VCO design in 0.18-μm CMOS technology

Jahan, N., Baichuan, C., Barakat, A. & Pokharel, R. K., Jan 1 2019, 2019 IEEE International Symposium on Circuits and Systems, ISCAS 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8702264. (Proceedings - IEEE International Symposium on Circuits and Systems; vol. 2019-May).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Analysis of near field wireless power transfer using bow-tie defected ground structure

Saad, M. R., Tahar, F., Barakat, A., Yoshitomi, K. & Pokharel, R. K., Jan 8 2018, 2017 Asia Pacific Microwave Conference, APMC 2017 - Proceedings. Pasya, I. (ed.). Institute of Electrical and Electronics Engineers Inc., p. 495-498 4 p. (Asia-Pacific Microwave Conference Proceedings, APMC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Analytical formula of nonlinear interference in few-mode fibers in strong coupling regime

Ali, A. A. I., El-Fiqi, A. E., El-Sahn, Z. A., Shalaby, H. M. H. & Pokharel, R. K., Aug 12 2015, ICTON 2015 - 17th International Conference on Transparent Optical Networks. Jaworski, M. & Marciniak, M. (eds.). IEEE Computer Society, 7193620. (International Conference on Transparent Optical Networks; vol. 2015-August).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Analytical method to determine optimal out-of-band gain in multi-bit delta-sigma modulator

Anand, A., Koirala, N., Pokharel, R. K., Kanaya, H. & Yoshida, K., Jan 1 2012, In : IEICE Electronics Express. 9, 20, p. 1598-1603 6 p.

Research output: Contribution to journalArticle

An eight-phase CMOS injection locked ring oscillator with low phase noise

Yousef, K., Jia, H., Allam, A., Anand, A., Pokharel, R. & Kaho, T., Nov 14 2014, Proceedings - IEEE International Conference on Ultra-Wideband. IEEE Computer Society, p. 337-340 4 p. 6959003. (Proceedings - IEEE International Conference on Ultra-Wideband).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

A new compact wireless power transfer system using C-shaped printed resonators

Sharaf, R., Hekal, S., El-Hameed, A. A., Abdel-Rahman, A. B. & Pokharel, R. K., Feb 2 2017, 2016 IEEE International Conference on Electronics, Circuits and Systems, ICECS 2016. Institute of Electrical and Electronics Engineers Inc., p. 321-323 3 p. 7841197. (2016 IEEE International Conference on Electronics, Circuits and Systems, ICECS 2016).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

A novel 14-bit digitally controlled ring oscillator

Nugroho, P., Pokharel, R. K., Anand, A., Kanaya, H. & Yoshida, K., May 15 2012, Proceedings of the 2012 Japan-Egypt Conference on Electronics, Communications and Computers, JEC-ECC 2012. p. 18-21 4 p. 6186949. (Proceedings of the 2012 Japan-Egypt Conference on Electronics, Communications and Computers, JEC-ECC 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A novel high-precision DAC utilizing tribonacci series

Hokazono, K., Kanemoto, D., Kanaya, H., Pokharel, R. & Yoshida, K., Mar 25 2012, In : IEICE Electronics Express. 9, 6, p. 515-521 7 p.

Research output: Contribution to journalArticle

A Novel Technique for Compact Size Wireless Power Transfer Applications Using Defected Ground Structures

Hekal, S., Abdel-Rahman, A. B., Jia, H., Allam, A., Barakat, A. & Pokharel, R., Feb 1 2017, In : IEEE Transactions on Microwave Theory and Techniques. 65, 2, p. 591-599 9 p., 7731202.

Research output: Contribution to journalArticle

38 Citations (Scopus)

A self-biasing class-E power amplifier for 5-GHz constant envelope modulation system

Yamashita, Y., Kanemoto, D., Kanaya, H., Pokharel, R. K. & Yoshida, K., 2013, In : IEICE Electronics Express. 10, 8, 20130174.

Research output: Contribution to journalArticle

2 Citations (Scopus)

A small die area and high linearity 10-bit capacitive three-level DAC

Oshiro, K., Kanemoto, D., Kanaya, H., Pokharel, R. & Yoshida, K., Dec 1 2012, 2012 IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2012. p. 164-167 4 p. 6418997. (IEEE Asia-Pacific Conference on Circuits and Systems, Proceedings, APCCAS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Asymmetric strongly coupled printed resonators for wireless charging applications

Hekal, S., Abdel-Rahman, A. B., Allam, A., Barakat, A., Jia, H. & Pokharel, R., Jun 1 2016, 2016 IEEE 17th Annual Wireless and Microwave Technology Conference, WAMICON 2016. Institute of Electrical and Electronics Engineers Inc., 7483829. (2016 IEEE 17th Annual Wireless and Microwave Technology Conference, WAMICON 2016).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Asymmetric wireless power transfer systems using coupled DGS resonators

Hekal, S., Abdel-Rahman, A. B., Allam, A., Jia, H., Barakat, A. & Pokharel, R. K., 2016, In : IEICE Electronics Express. 13, 21, 20160591.

Research output: Contribution to journalArticle

7 Citations (Scopus)

A third order delta-sigma modulator employing shared opamp technique for WCDMA on 0.18um CMOS

Fahmy, G., Kanemoto, D., Kanaya, H., Yoshida, K., Pokharel, R. & Anand, A., Aug 10 2011, In : IEICE Electronics Express. 8, 15, p. 1204-1209 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

A wide range CMOS power amplifier with improved group delay variation and gain flatness for UWB transmitters

Sapawi, R., Pokharel, R., Kanaya, H. & Yoshida, K., Jan 1 2012, In : IEICE Transactions on Electronics. E95-C, 7, p. 1182-1188 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

A wide tuning range CMOS quadrature ring oscillator with improved FoM for inductorless reconfigurable PLL

Pokharel, R. K., Lingala, S., Anand, A., Nugroho, P., Tomar, A., Kanaya, H. & Yoshida, K., Oct 2011, In : IEICE Transactions on Electronics. E94-C, 10, p. 1524-1532 9 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Back radiation reduction of 60 GHz CMOS slot Antenna-on-Chip (AoC) using Artificial Dielectric Layer (ADL) for Area Reuse

Barakat, A., Allam, A., Elsadek, H., Kanaya, H., Jia, H., Yoshitomi, K. & Pokharel, R., Nov 12 2014, 2014 USNC-URSI Radio Science Meeting (Joint with AP-S Symposium), USNC-URSI 2014 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 1 p. 6955519. (2014 USNC-URSI Radio Science Meeting (Joint with AP-S Symposium), USNC-URSI 2014 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Balun with passband characteristic for ultra-wideband (UWB) impulse radio transmitter

Dong, R., Pokharel, R. K., Kanaya, H. & Yoshida, K., May 11 2012, RWW 2012 - Proceedings: IEEE Radio and Wireless Symposium, RWS 2012. p. 323-326 4 p. 6175338. (RWW 2012 - Proceedings: IEEE Radio and Wireless Symposium, RWS 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Broadband printed-dipole antenna for future 5G applications and wireless communication

El-Hameed, A. S. A., Barakat, A., Abdel-Rahman, A. B., Allam, A., Pokharel, R. K. & Yoshitomi, K., Feb 28 2018, RWS 2018 - Proceedings: 2018 IEEE Radio and Wireless Symposium. IEEE Computer Society, p. 106-108 3 p. (IEEE Radio and Wireless Symposium, RWS; vol. 2018-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Class-C architecture for cross-coupled FBAR oscillator to further improve phase noise

Enche Ab Rahim, S. A. & Pokharel, R. K., Jan 1 2017, In : IEICE Electronics Express. 14, 5, 20170056.

Research output: Contribution to journalArticle

CMOS ultra-wideband low noise amplifier (UWB-LNA) using symmetric 3D RF integrated inductor

Yousef, K., Jia, H., Pokharel, R., Allam, A., Ragab, M., Kanaya, H. & Yoshida, K., Dec 1 2013, 2013 IEEE International Conference on Ultra-Wideband, ICUWB 2013. p. 267-269 3 p. 6663860. (2013 IEEE International Conference on Ultra-Wideband, ICUWB 2013).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

CMOS ultra-wideband low noise amplifier design

Yousef, K., Jia, H., Pokharel, R., Allam, A., Ragab, M., Kanaya, H. & Yoshida, K., 2013, In : International Journal of Microwave Science and Technology. 328406.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Compact 24GHz half-slot antenna for energy combining

Aboualalaa, M., Abdel-Rahman, A. B., Allam, A., Pokharel, R. K., Yoshitomi, K. & Elsadek, H., May 23 2018, 2018 International Applied Computational Electromagnetics Society Symposium in Denver, ACES-Denver 2018. Institute of Electrical and Electronics Engineers Inc., (2018 International Applied Computational Electromagnetics Society Symposium in Denver, ACES-Denver 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Compact coplanar stripline-fed folded strip dipole antenna for millimeter energy combining

Aboualalaa, M., Abdel-Rahman, A. B., Elsadek, H. & Pokharel, R., Jun 1 2016, 2016 IEEE 17th Annual Wireless and Microwave Technology Conference, WAMICON 2016. Institute of Electrical and Electronics Engineers Inc., 7483820. (2016 IEEE 17th Annual Wireless and Microwave Technology Conference, WAMICON 2016).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Compact Dual-Band Wireless Power Transfer Using Overlapped Single Loop Defected Ground Structure

Tahar, F., Chalise, S., Yoshitomi, K., Barakat, A. & Pokharel, R., Feb 11 2019, 2018 IEEE Wireless Power Transfer Conference, WPTC 2018. Institute of Electrical and Electronics Engineers Inc., 8639281. (2018 IEEE Wireless Power Transfer Conference, WPTC 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Compact frequency reconfigurable filtennas using varactor loaded T-shaped and H-shaped resonators for cognitive radio applications

Atallah, H. A., Abdel-Rahman, A. B., Yoshitomi, K. & Pokharel, R. K., Jun 18 2016, In : IET Microwaves, Antennas and Propagation. 10, 9, p. 991-1001 11 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Compact frequency tunable filtenna with wide continuous tuning range using capacitively loaded folded arms open loop resonator for interweave cognitive radio applications

Atallah, H. A., Abdel-Rahman, A. B., Yoshitomi, K. & Pokharel, R., Apr 11 2016, Proceedings - 2016 33rd National Radio Science Conference, NRSC 2016. El-Khamy, S. E., El-Badawy, H. & El-Diasty, S. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 87-93 7 p. 7450815. (National Radio Science Conference, NRSC, Proceedings; vol. 2016-April).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Compact mode-division de(multiplexer) with anti-reflection grating for optical interconnects

Nawwar, O. M., Shalaby, H. M. H. & Pokharel, R. K., Jan 1 2016, In : Asia Communications and Photonics Conference, ACP.

Research output: Contribution to journalConference article

2 Citations (Scopus)

Compact mode-division de(multiplexer) with anti-reflection grating for optical interconnects

Nawwar, O. M., Shalaby, H. M. H. & Pokharel, R. K., Jul 21 2014, Asia Communications and Photonics Conference, ACPC 2016. OSA - The Optical Society, (Optics InfoBase Conference Papers).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)

Compact size high gain AoC using rectangular AMC in CMOS for 60 GHz millimeter wave applications

Barakat, A., Allam, A., Pokharel, R. K., Elsadek, H., El-Sayed, M. & Yoshida, K., Dec 1 2013, 2013 IEEE MTT-S International Microwave Symposium Digest, MTT 2013. 6697475. (IEEE MTT-S International Microwave Symposium Digest).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

Compact Size On-Chip 60 GHz H-Shaped Resonator BPF

Mahmoud, N., Barakat, A., Abdel-Rahman, A. B., Allam, A. & Pokharel, R. K., Sep 2016, In : IEEE Microwave and Wireless Components Letters. 26, 9, p. 681-683 3 p., 7542143.

Research output: Contribution to journalArticle

19 Citations (Scopus)

Compact Wireless Power Transfer System Using Defected Ground Bandstop Filters

Hekal, S., Abdel-Rahman, A. B., Jia, H., Allam, A., Barakat, A., Kaho, T. & Pokharel, R., Oct 1 2016, In : IEEE Microwave and Wireless Components Letters. 26, 10, p. 849-851 3 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Comparative design of extremely low phase noise oscillator in Class-B and Class-C by integrating film bulk acoustic resonator (FBAR) on CMOS wafer for low power applications

Pokharel, R., Zhang, G., Amalina, S., Hikichi, K., Tanaka, S., Hashimoto, K. Y. & Taniguchi, S., Feb 17 2016, IEEE MTT-S International Microwave and RF Conference 2015, IMaRC 2015. Institute of Electrical and Electronics Engineers Inc., p. 316-319 4 p. 7411452. (IEEE MTT-S International Microwave and RF Conference 2015, IMaRC 2015).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)
18 Citations (Scopus)

Degree of freedom to select coupling coefficent and quality factor in near-field wireless power transfer: A case study of using DGS Structures

Pokharel, R., Barakat, A., Tahar, F. & Hekal, S., Aug 28 2018, IEEE MTT-S International Microwave and RF Conference, IMaRC 2017. Institute of Electrical and Electronics Engineers Inc., p. 87-89 3 p. 8449719

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Design and analysis of a compact size planar antenna for UWB applications

Tammam, E., Yoshitomi, K., Allam, A., El-Sayed, M., Pokharel, R. & Yoshida, K., Jul 2 2012, Proceedings of 6th European Conference on Antennas and Propagation, EuCAP 2012. p. 2811-2814 4 p. 6206390. (Proceedings of 6th European Conference on Antennas and Propagation, EuCAP 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Design and Application of Virtual Inductance of Square-Shaped Defected Ground Structure in 0.18-$\mu \text{m}$ CMOS Technology

Jahan, N., Ab Rahim, S. A. E., Barakat, A., Kaho, T. & Pokharel, R. K., Sep 2017, In : IEEE Journal of the Electron Devices Society. 5, 5, p. 299-305 7 p., 7984797.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Design and fabrication of a Bi-directional Mode-Division Multiplexer (BMDM) for optical interconnects

Nawwar, O. M., Shalaby, H. M. H. & Pokharel, R. K., Nov 20 2017, 30th Annual Conference of the IEEE Photonics Society, IPC 2017. Institute of Electrical and Electronics Engineers Inc., p. 659-660 2 p. (30th Annual Conference of the IEEE Photonics Society, IPC 2017; vol. 2017-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
3 Citations (Scopus)

Design Approach for Efficient Wireless Power Transfer Systems during Lateral Misalignment

Barakat, A., Yoshitomi, K. & Pokharel, R. K., Sep 2018, In : IEEE Transactions on Microwave Theory and Techniques. 66, 9, p. 4170-4177 8 p., 8412753.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Design of 3D integrated inductors for RFICs

Yousef, K., Jia, H., Allam, A., Pokharel, R., Ragab, M. & Yoshida, K., May 15 2012, Proceedings of the 2012 Japan-Egypt Conference on Electronics, Communications and Computers, JEC-ECC 2012. p. 22-25 4 p. 6186950. (Proceedings of the 2012 Japan-Egypt Conference on Electronics, Communications and Computers, JEC-ECC 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Design of 5.5GHz LC oscillator using distributed grid of N-well in P-substrate inductor

Rahim, S. A. E. A., Barakat, A. & Pokharel, R. K., Jan 3 2017, 2016 IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2016. Institute of Electrical and Electronics Engineers Inc., p. 262-264 3 p. 7803949. (2016 IEEE Asia Pacific Conference on Circuits and Systems, APCCAS 2016).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Design of a Dual-Band Microstrip Antenna with Enhanced Gain for Energy Harvesting Applications

Aboualalaa, M., Abdel-Rahman, A. B., Allam, A., Elsadek, H. & Pokharel, R. K., Jan 1 2017, In : IEEE Antennas and Wireless Propagation Letters. 16, p. 1622-1626 5 p., 7820049.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Design of a Low Noise Amplifier with integrated notch filter for interference rejection in ultra-wideband systems

Koirala, N., Pokharel, R. K., Galal, A. I. A., Kanaya, H. & Yoshida, K., Jun 16 2011, 2011 China-Japan Joint Microwave Conference Proceedings, CJMW 2011. p. 409-412 4 p. 5774018. (2011 China-Japan Joint Microwave Conference Proceedings, CJMW 2011).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Design of a small size UWB antenna with band-rejection characteristics

Tammam, E., Yang, L., Allam, A., Ragab, M., Yoshitomi, K., Pokharel, R. & Yoshida, K., May 15 2012, Proceedings of the 2012 Japan-Egypt Conference on Electronics, Communications and Computers, JEC-ECC 2012. p. 112-117 6 p. 6186967. (Proceedings of the 2012 Japan-Egypt Conference on Electronics, Communications and Computers, JEC-ECC 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

Design of class-C FBAR-based oscillator for low power applications

Enche Ab Rahim, S. A., Zhang, G., Kaho, T. & Pokharel, R., Oct 10 2016, RFM 2015 - 2015 IEEE International RF and Microwave Conference. Institute of Electrical and Electronics Engineers Inc., p. 7-10 4 p. 7587701

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)