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Author

  • Ramesh Pokharel
2012

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

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 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)

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)

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)

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 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 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)

Development of 2.4GHz one-sided directional slot antenna with 2-stage bandpass filter

Kanaya, H., Kato, M., Kanemoto, D., Yoshida, K., Pokharel, R. & Yoshitomi, K., Dec 10 2012, 2012 IEEE International Symposiumon Antennas and Propagation, APSURSI 2012 - Proceedings. 6348858

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

1 Citation (Scopus)

Development of low phase noise digitally controlled CMOS ring oscillator with quadrature outputs

Nugroho, P., Pokharel, R. K., Anand, A., Tomar, A., Kanaya, H. & Yoshida, K., Jun 1 2012, In : Microwave and Optical Technology Letters. 54, 6, p. 1479-1483 5 p.

Research output: Contribution to journalArticle

Digitally controlled CMOS quadrature ring oscillator with improved FoM for GHz range all-digital phase-locked loop applications

Pokharel, R. K., Nugroho, P., Anand, A., Kanaya, K. & Yoshida, K., Oct 3 2012, IMS 2012 - 2012 IEEE MTT-S International Microwave Symposium. 6259730. (IEEE MTT-S International Microwave Symposium Digest).

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

7 Citations (Scopus)

Feedforward charge injection technique in a continuous time delta-sigma modulator

Anand, A., Kanemoto, D., Fahmy, G. A., Pokharel, R., Kanaya, H. & Yoshida, K., 2012, IEEE TENCON 2012: Sustainable Development Through Humanitarian Technology. 6412256

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

High linearity technique for ultra-wideband low noise amplifier in 0.18 μm CMOS technology

Galal, A. I. A., Pokharel, R., Kanaya, H. & Yoshida, K., Jan 1 2012, In : AEU - International Journal of Electronics and Communications. 66, 1, p. 12-17 6 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

High-Q SWCPL for CMOS millimeter-wave technology

Mat, D. A. A., Pokharel, R., Sapawi, R., Kanaya, H. & Yoshida, K., Aug 24 2012, In : IEICE Electronics Express. 9, 15, p. 1284-1289 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Improving linearity of a 5.2 GHz low power mixer in 0.18μm CMOS process by using Derivative Superposition method

Masumoto, T., Kanemoto, D., Kanaya, H., Pokharel, R. & Yoshida, K., Dec 1 2012, 2012 Asia-Pacific Microwave Conference, APMC 2012 - Proceedings. p. 157-159 3 p. 6421531. (Asia-Pacific Microwave Conference Proceedings, APMC).

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

Linearity improvement of 5.2-GHz CMOS up-conversion mixer for wireless applications

Murad, S. A. Z., Shahimin, M. M., Pokharel, R. K., Kanaya, H. & Yoshida, K., Apr 1 2012, In : Microwave and Optical Technology Letters. 54, 4, p. 923-925 3 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Low group delay 3.1-10.6 GHz CMOS power amplifier for UWB applications

Sapawi, R., Pokharel, R. K., Murad, S. A. Z., Anand, A., Koirala, N., Kanaya, H. & Yoshida, K., Jan 1 2012, In : IEEE Microwave and Wireless Components Letters. 22, 1, p. 41-43 3 p., 6108314.

Research output: Contribution to journalArticle

28 Citations (Scopus)

Monolithic fabrication of film bulk acoustic resonators above integrated circuit by adhesive-bonding-based film transfer

Kochhar, A., Matsumura, T., Zhang, G., Pokharel, R., Hashimoto, K. Y., Esashi, M. & Tanaka, S., Dec 1 2012, 2012 IEEE International Ultrasonics Symposium, IUS 2012. p. 1047-1050 4 p. 6562543. (IEEE International Ultrasonics Symposium, IUS).

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

12 Citations (Scopus)

Performance optimization of a 60 GHz antenna-on-chip over an artificial magnetic conductor

Barakat, A., Allam, A., Pokharel, R. K., Elsadek, H., El-Sayed, M. & Yoshida, K., May 15 2012, Proceedings of the 2012 Japan-Egypt Conference on Electronics, Communications and Computers, JEC-ECC 2012. p. 118-121 4 p. 6186968. (Proceedings of the 2012 Japan-Egypt Conference on Electronics, Communications and Computers, JEC-ECC 2012).

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

10 Citations (Scopus)

Strain-induced magnetoresistance and magnetic anisotropy properties of Co/Cu multilayers

Rizal, C., Gyawali, P., Kshattry, I. & Pokharel, R. K., Apr 1 2012, In : Journal of Applied Physics. 111, 7, 07C107.

Research output: Contribution to journalArticle

11 Citations (Scopus)
2011

3.6 GHz highly monotonic digitally controlled oscillator for all-digital phase locked loop

Pokharel, R. K., Tomar, A., Kanaya, H. & Yoshida, K., Sep 7 2011, 2011 IEEE MTT-S International Microwave Symposium, IMS 2011. 5972617. (IEEE MTT-S International Microwave Symposium Digest).

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

3 Citations (Scopus)

60GHz-band low loss on-chip band pass filter with patterned ground shields for millimeter wave CMOS SoC

Pokharel, R. K., Liu, X., Dong, R., Dayang, A. B. A., Kanaya, H. & Yoshida, K., Sep 7 2011, 2011 IEEE MTT-S International Microwave Symposium, IMS 2011. 5972789. (IEEE MTT-S International Microwave Symposium Digest).

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

17 Citations (Scopus)

60GHz-band on-chip Marchand Balun designed on flat and patterned ground shields for milimeter-wave 0.18μm CMOS technology

Mat, D. A. A., Pokharel, R. K., Sapawi, R., Kanaya, H. & Yoshida, K., Dec 1 2011, Asia-Pacific Microwave Conference Proceedings, APMC 2011. p. 884-887 4 p. 6173893. (Asia-Pacific Microwave Conference Proceedings, APMC).

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

6 Citations (Scopus)

A 2-16 GHz CMOS current reuse cascaded ultra-wideband low noise amplifier

Yousef, K., Jia, H., Pokharel, R., Allam, A., Ragab, M. & Yoshida, K., Jul 11 2011, Saudi International Electronics, Communications and Photonics Conference 2011, SIECPC 2011. 5876910. (Saudi International Electronics, Communications and Photonics Conference 2011, SIECPC 2011).

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

9 Citations (Scopus)

A 3.1-6.0 GHz CMOS UWB power amplifier with good linearity and group delay variation

Sapawi, R., Pokharel, R. K., Mat, D. A. A., Kanaya, H. & Yoshida, K., Dec 1 2011, Asia-Pacific Microwave Conference Proceedings, APMC 2011. p. 9-12 4 p. 6173672. (Asia-Pacific Microwave Conference Proceedings, APMC).

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

13 Citations (Scopus)

A 6-10.6 GHz CMOS PA with common-gate as an input stage for UWB transmitters

Murad, S. A. Z., Shahimim, M. M., Pokharel, R. K., Kanaya, H. & Yoshida, K., Dec 1 2011, TENCON 2011 - 2011 IEEE Region 10 Conference: Trends and Development in Converging Technology Towards 2020. p. 607-610 4 p. 6129177. (IEEE Region 10 Annual International Conference, Proceedings/TENCON).

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

7 Citations (Scopus)

A compact low power ultra wideband impulse generator on 0.18 μm CMOS technology

Dong, R., Pokharel, R. K., Kanaya, H. & Yoshida, K., May 1 2011, In : Microwave and Optical Technology Letters. 53, 5, p. 1128-1131 4 p.

Research output: Contribution to journalArticle

A fully integrated CMOS up-conversion mixer with input active balun for wireless applications

Murad, S. A. Z., Shahimin, M. M., Pokharel, R., Kanaya, H. & Yoshida, K., 2011, 2011 IEEE Regional Symposium on Micro and Nanoelectronics, RSM 2011 - Programme and Abstracts. p. 112-116 5 p. 6088304

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

4 Citations (Scopus)

A high selectivity, low insertion loss 60GHz-band on-chip 4-pole band pass filter for millimeter wave CMOS SoC

Pokharel, R., Liu, X., Dong, R., Dayang, A. B. A., Kanaya, H. & Yoshida, K., 2011, European Microwave Week 2011: "Wave to the Future", EuMW 2011, Conference Proceedings - 6th European Microwave Integrated Circuit Conference, EuMIC 2011. p. 660-663 4 p. 6102823

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

6 Citations (Scopus)

A high selectivity, low insertion loss 60GHz-band on-chip 4-pole band pass filter for millimeter wave CMOS SoC

Pokharel, R., Liu, X., Dong, R., Dayang, A. B. A., Kanaya, H. & Yoshida, K., 2011, European Microwave Week 2011: "Wave to the Future", EuMW 2011, Conference Proceedings - 41st European Microwave Conference, EuMC 2011. p. 1221-1224 4 p. 6101788

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

4 Citations (Scopus)

A low flicker noise direct conversion receiver for IEEE 802.11g wireless LAN using differential active inductor

Abdelghany, M. A., Pokharel, R. K., Kanaya, H. & Yoshida, K., Feb 1 2011, In : Microelectronics Journal. 42, 2, p. 283-290 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

A low-glitch and small-logic-area Fibonacci Series DAC

Hokazono, K., Kanemoto, D., Pokharel, R., Tomar, A., Kanaya, H. & Yoshida, K., Oct 13 2011, 54th IEEE International Midwest Symposium on Circuits and Systems, MWSCAS 2011. 6026342. (Midwest Symposium on Circuits and Systems).

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

5 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 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)

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)

Development of 13 bit digitally controlled oscillator using fibonacci sequence in 0.18 um CMOS process

Ishihara, M., Pokharel, R. K., Tomar, A., Kanemoto, D., Kanaya, H. & Yoshida, K., Dec 1 2011, Asia-Pacific Microwave Conference Proceedings, APMC 2011. p. 1634-1637 4 p. 6174080. (Asia-Pacific Microwave Conference Proceedings, APMC).

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

Development of 900MHz band one-sided directional antenna on flexible substrate

Hirabaru, T., Kanaya, H., Kanemoto, D., Yoshida, K., Pokharel, R. & Yoshitomi, K., Nov 1 2011, 2011 IEEE International Symposium on Antennas and Propagation - Proceedings. p. 1008-1011 4 p. 5996449

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

5 Citations (Scopus)

Development of dual band miniaturized slot antenna with 2-stage bandpass filter

Kanaya, H., Hayakawa, K., Nagata, Y., Kanemoto, D., Yoshida, K., Pokharel, R., Yoshitomi, K., Ishikawa, A., Fukagawa, S. & Tahira, A., Nov 1 2011, 2011 IEEE International Symposium on Antennas and Propagation - Proceedings. p. 2761-2764 4 p. 5997098

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

6 Citations (Scopus)
6 Citations (Scopus)

Development of low phase noise quadrature output digitally controlled CMOS ring oscillator

Nugroho, P., Pokharel, R., Anand, A., Tomar, A., Kanaya, H. & Yoshida, K., Dec 1 2011, Asia-Pacific Microwave Conference Proceedings, APMC 2011. p. 255-258 4 p. 6173734. (Asia-Pacific Microwave Conference Proceedings, APMC).

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

1 Citation (Scopus)

Development of one-sided directional printed slot antenna for high-band UWB systems

Ijiguchi, S., Kanaya, H., Kanemoto, D., Yoshida, K., Pokharel, R. K., Yoshitomi, K., Ishikawa, A., Fukagawa, S. & Tahira, A., Nov 1 2011, 2011 IEEE International Symposium on Antennas and Propagation - Proceedings. p. 1474-1477 4 p. 5996573. (IEEE Antennas and Propagation Society, AP-S International Symposium (Digest)).

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

7 Citations (Scopus)

Digitally controlled ring oscillator using fraction-based series optimization for inductorless reconfigurable all-digital PLL

Pokharel, R. K., Hamada, S., Tomar, A., Lingala, S., Nugroho, P., Kanaya, H. & Yoshida, K., Mar 25 2011, 2011 IEEE 11th Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems, SiRF 2011 - Digest of Papers. p. 69-72 4 p. 5719321. (2011 IEEE 11th Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems, SiRF 2011 - Digest of Papers).

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

4 Citations (Scopus)

Effect of strain on magnetoresistance and magnetic properties of Co (t Co)/Ag nanostructures

Rizal, C., Gyawali, P., Kshattry, I., Ueda, Y. & Pokharel, R., 2011, 2011 IEEE Nanotechnology Materials and Devices Conference, NMDC 2011. p. 120-124 5 p. 6155324

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

Flicker noise reduction in RF CMOS mixer using differential active inductor

Abdelghany, M. A., Pokharel, R. K., Kanaya, H. & Yoshida, K., Nov 1 2011, In : Microwave and Optical Technology Letters. 53, 11, p. 2553-2556 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Low-loss 60 GHz patterned ground shield CPW transmission line

Mat, D. A. A., Pokharel, R. K., Sapawi, R., Kanaya, H. & Yoshida, K., Dec 1 2011, TENCON 2011 - 2011 IEEE Region 10 Conference: Trends and Development in Converging Technology Towards 2020. p. 1118-1121 4 p. 6129285. (IEEE Region 10 Annual International Conference, Proceedings/TENCON).

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

5 Citations (Scopus)

Low-phase-noise, high switching speed digitally controlled ring oscillator in 0.18μm complementary metal oxide semiconductor

Tomar, A., Lingala, S., Pokharel, R. K., Kanaya, H. & Yoshida, K., Apr 1 2011, In : Japanese journal of applied physics. 50, 4 PART 2, 04DE10.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Low power, low group delay MB-OFDM UWB CMOS power amplifier using current-reused technique

Sapawi, R., Pokharel, R., Murad, S. A. Z., Mat, D. A. A., Kanaya, H. & Yoshida, K., 2011, TENCON 2011 - 2011 IEEE Region 10 Conference: Trends and Development in Converging Technology Towards 2020. p. 788-791 4 p. 6129218

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

4 Citations (Scopus)

Low-voltage low-power combined LNA-single gate mixer for 5GHz wireless systems

Abdelghany, M. A., Pokharel, R. K., Kanaya, H. & Yoshida, K., Aug 1 2011, 2011 IEEE Radio Frequency Integrated Circuits Symposium, RFIC 2011 - Digest of Papers. 5940698. (Digest of Papers - IEEE Radio Frequency Integrated Circuits Symposium).

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

11 Citations (Scopus)

Ultra-wideband bandpass filter with notch and upper-band suppression

Kuwamoto, H., Dong, R., Kanemoto, D., Pokharel, R. K., Kanaya, H. & Yoshida, K., Dec 1 2011, IET International Communication Conference on Wireless Mobile and Computing, CCWMC 2011. 589 CP ed. p. 211-215 5 p. (IET Conference Publications; vol. 2011, no. 589 CP).

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

2 Citations (Scopus)