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研究成果

年別の研究成果 2001 2007 2016 2017 2019 2021

• 27 Conference contribution
• 21 Article
• 2 Editorial
• 1 Conference article

年別の研究成果

年別の研究成果

検索結果

• 2020

  Hum noise suppression using an on-chip N-path notch filter

  Retdian, N. & Afifah, K., 2020 11月 23, ICECS 2020 - 27th IEEE International Conference on Electronics, Circuits and Systems, Proceedings. Institute of Electrical and Electronics Engineers Inc., 9294831. (ICECS 2020 - 27th IEEE International Conference on Electronics, Circuits and Systems, Proceedings).

  研究成果: Conference contribution

  • Food Animal Residue Avoidance Databank (FARAD) 100%
  • Large Time Constant 100%
  • Notch Bandwidth 100%
  • Farad 75%
  1 被引用数 (Scopus)
• 2019

  Direct Conversion Using N-Path Filter for ASK Demodulator

  Arijal, M., Afifah, K. & Retdian, N., 2019 1月 7, ISESD 2018 - International Symposium on Electronics and Smart Devices: Smart Devices for Big Data Analytic and Machine Learning. Institute of Electrical and Electronics Engineers Inc., 8605441. (ISESD 2018 - International Symposium on Electronics and Smart Devices: Smart Devices for Big Data Analytic and Machine Learning).

  研究成果: Conference contribution

  • ASK Demodulator 100%
  • Switched Filters 100%
  • Receiver Architecture 50%
  • Capacitor-based 50%
  • Time Problem 50%

• Experiment of 3-Phase N-path Filter for Hum Noise Suppression

  Afifah, K., Retdian, N., Arijal, M. & Shima, T., 2019, 2019 IEEE International Symposium on Circuits and Systems, ISCAS 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8702340. (Proceedings - IEEE International Symposium on Circuits and Systems; vol. 2019-May).

  研究成果: Conference contribution

  • Notch Filters 100%
  • Noise Suppression 100%
  • Switched Filters 100%
  • Buffer Circuits 33%
  • Power Line 33%
  1 被引用数 (Scopus)

• Low-power Bandgap Reference with Soft Startup for Energy Scavenging Applications

  Retdian, N., 2019 12月, Proceedings - 2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019. Institute of Electrical and Electronics Engineers Inc., 8986338. (Proceedings - 2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019).

  研究成果: Conference contribution

  • Soft Start 100%
  • Energy Scavenging 100%
  • Bandgap Reference 100%
  • Dropout 37%
  • Low-dropout Regulator 33%

• Multi-phase ring-coupled oscillator for TDC using a differential inverter with an oscillation frequency booster circuit

  Shima, T., Kozuki, S., Otsuka, T. & Retdian, N., 2019 9月, 2019 IEEE 31st International Conference on Microelectronics, MIEL 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 273-276 4 p. 8889635. (2019 IEEE 31st International Conference on Microelectronics, MIEL 2019 - Proceedings).

  研究成果: Conference contribution

  • Digital Converter 100%
  • Booster Circuit 100%
  • Simulation Model 50%
  • Mode Analysis 50%
  • Circuit Performance 50%

• Multi-phase ring-coupled oscillator for TDC using differential inverter

  Ohtsuka, T., Kozuki, S., Shima, T. & Retdian, N., 2019 5月, Proceedings - 5th International Conference on Event-Based Control, Communication and Signal Processing, EBCCSP 2019. Institute of Electrical and Electronics Engineers Inc., 8836841. (Proceedings - 5th International Conference on Event-Based Control, Communication and Signal Processing, EBCCSP 2019).

  研究成果: Conference contribution

  • Differential Inverter 100%
  • Digital Converter 100%
  • Start-up Sequence 33%
  • Transistor Model 33%
  • Simulation Model 33%
  1 被引用数 (Scopus)

• Second-Order N-path Notch Filter for Hum Noise Suppression

  Afifah, K., Arijal, M., Retdian, N. & Shima, T., 2019 1月 7, ISESD 2018 - International Symposium on Electronics and Smart Devices: Smart Devices for Big Data Analytic and Machine Learning. Institute of Electrical and Electronics Engineers Inc., 8605468. (ISESD 2018 - International Symposium on Electronics and Smart Devices: Smart Devices for Big Data Analytic and Machine Learning).

  研究成果: Conference contribution

  • Hum Noise Suppression 100%
  • Hum Noise 50%
  • Biomedical Signal Processing 25%
• 2018

  Complex Filters Implementation using Charge-sharing Switched Capacitor Circuit

  Arijal, M. & Retdian, N., 2018 11月, ISPACS 2018 - 2018 International Symposium on Intelligent Signal Processing and Communication Systems. Institute of Electrical and Electronics Engineers Inc., p. 515-518 4 p. 8923553. (ISPACS 2018 - 2018 International Symposium on Intelligent Signal Processing and Communication Systems).

  研究成果: Conference contribution

  • Bandpass Filter 100%
  • Switched Capacitor 100%
  • Complex Filter 100%
  • Charge Sharing 100%
  • Simulation Result 50%

• Experiment on Hum Noise Suppression using N-path Notch Filter

  Afifah, K., Arijal, M., Retdian, N. & Shima, T., 2018 11月, ISPACS 2018 - 2018 International Symposium on Intelligent Signal Processing and Communication Systems. Institute of Electrical and Electronics Engineers Inc., p. 519-522 4 p. 8923266. (ISPACS 2018 - 2018 International Symposium on Intelligent Signal Processing and Communication Systems).

  研究成果: Conference contribution

  • N-path Filter 100%
  • Hum Noise Suppression 100%
  • Notch Filters 100%
  • Noise Suppression 100%
  • Buffer Circuit 50%
  2 被引用数 (Scopus)

• Multiphase TDC inspired by the Early Vision Model

  Shima, T., Kozuki, S. & Retdian, N., 2018 4月 26, 2018 IEEE International Symposium on Circuits and Systems, ISCAS 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8351418. (Proceedings - IEEE International Symposium on Circuits and Systems; vol. 2018-May).

  研究成果: Conference contribution

  • Vision Model 100%
  • Early Vision 100%
  • Output Waveform 33%
  • Vison 33%
  • Photoreceptor Cells 33%
• 2017

  Compensation circuit using time-mode capacitance scaling

  Retdian, N. & Shima, T., 2017 7月 1, 2017 International Symposium on Electronics and Smart Devices, ISESD 2017. Institute of Electrical and Electronics Engineers Inc., p. 291-294 4 p. (2017 International Symposium on Electronics and Smart Devices, ISESD 2017; vol. 2018-January).

  研究成果: Conference contribution

  • Capacitance Scaling 100%
  • Time-mode 100%
  • Mode Time 100%
  • Capacitance multiplier 14%
  • Miller Compensation 14%

• Experimental study of the oscillation mode of the coupled oscillator ORIGAMI for TDC

  Kozuki, S., Retdian, N. & Shima, T., 2017 8月 8, Proceedings of the 24th International Conference on Mixed Design of Integrated Circuits and Systems, MIXDES 2017. Napieralski, A. (ed.). Institute of Electrical and Electronics Engineers Inc., p. 90-94 5 p. 8005160. (Proceedings of the 24th International Conference on Mixed Design of Integrated Circuits and Systems, MIXDES 2017).

  研究成果: Conference contribution

  • Digital Converter 100%
  • Oscillation Mode 100%
  • Experimental Result 50%
  • Simulation Result 50%
  • Coding Scheme 50%
  2 被引用数 (Scopus)

• N-path notch filter with a 43-dB notch depth improvement for power line noise suppression

  Retdian, N. & Shima, T., 2017 3月 24, 2016 International Symposium on Electronics and Smart Devices, ISESD 2016. Institute of Electrical and Electronics Engineers Inc., p. 184-187 4 p. 7886716. (2016 International Symposium on Electronics and Smart Devices, ISESD 2016).

  研究成果: Conference contribution

  • Depth Enhancement 100%
  • Improvement Depth 100%
  8 被引用数 (Scopus)
• 2016

  Design of programmable switched-capacitor DC-DC converters with arbitrary conversion ratio

  Retdian, N., Takeuchi, K. & Shima, T., 2016 3月 11, 2015 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2015. Institute of Electrical and Electronics Engineers Inc., p. 285-288 4 p. 7432781. (2015 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2015).

  研究成果: Conference contribution

  • Switched-capacitor Converter 100%
  • Charge Injection 14%
  • Topology Derivation 14%
  1 被引用数 (Scopus)

• Power Line Noise Suppression using N-path Notch Filter for EEG

  Nicodimus, R. & Shima, T., 2016 10月, 2016 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS). Institute of Electrical and Electronics Engineers Inc., 4 p.

  研究成果: Conference contribution

  • Notch Filters 100%
  • Power Line 100%
  • Noise Suppression 100%
  • N-path Filter 100%
  • Simulation Result 25%
  2 被引用数 (Scopus)
• 2015

  A high resolution time-to-digital converter utilizing coupled oscillator, ORIGAMI

  Shima, T. & Retdian, N., 2015 10月 16, 2015 European Conference on Circuit Theory and Design, ECCTD 2015. Institute of Electrical and Electronics Engineers Inc., 7300110. (2015 European Conference on Circuit Theory and Design, ECCTD 2015).

  研究成果: Conference contribution

  • High Resolution 100%
  • Digital Converter 100%
  • Coupled Oscillators 100%
  • Time Axis 33%
  • Multiphase Oscillator 33%
  2 被引用数 (Scopus)

• Design of low-noise switched-capacitor low-pass filters with adaptive configuration

  Retdian, N. & Shima, T., 2015 10月 16, 2015 European Conference on Circuit Theory and Design, ECCTD 2015. Institute of Electrical and Electronics Engineers Inc., 7300033. (2015 European Conference on Circuit Theory and Design, ECCTD 2015).

  研究成果: Conference contribution

  • Switched Capacitor 100%
  • Adaptive Configuration 100%
  • Switched-capacitor Filter 100%
  • Noise-to-Signal Ratio 100%
  • Switched Capacitor Filters 66%
  1 被引用数 (Scopus)
• 2011

  Low-power leapfrog bandpass filter with transmission zeros using integrators and resistor-based addition circuits

  Sato, H., Xu, Z., Retdian, N. & Takagi, S., 2011, 2011 20th European Conference on Circuit Theory and Design, ECCTD 2011. p. 377-380 4 p. 6043365. (2011 20th European Conference on Circuit Theory and Design, ECCTD 2011).

  研究成果: Conference contribution

  • Resistor-based 100%
  • OTA-C 50%
  • Active Spread 50%
  • Leapfrog Filter 50%
  • Order Bandpass Filter 50%
  1 被引用数 (Scopus)
• 2010

  Real-frequency design of an integrated lumped element broadband impedance transforming filter

  Retdian, N., Kumar, N. & Yarman, B. S., 2010, 2010 10th Mediterranean Microwave Symposium, MMS 2010. p. 245-248 4 p. 5605181. (2010 10th Mediterranean Microwave Symposium, MMS 2010).

  研究成果: Conference contribution

  • Impedance Transforming 100%
  • Broadband Impedance 100%
  • Frequency Design 100%
  • Simulation Result 100%
  • Parasitic Element 100%
• 2009

  Capacitance spread reduction technique for low-cost switched-capacitor filters implementation

  Retdian, N., Takagi, K. & Takagi, S., 2009, ECCTD 2009 - European Conference on Circuit Theory and Design Conference Program. p. 37-40 4 p. 5275138. (ECCTD 2009 - European Conference on Circuit Theory and Design Conference Program).

  研究成果: Conference contribution

  • Parasitic Capacitance 100%
  • Total Capacitance 100%
  • Charge Distribution 100%
  • Switched Capacitor Filters 100%
  • Filter Implementation 100%
  2 被引用数 (Scopus)

• Multi-path filters robust to substrate noise and nonlinearity

  Wada, K., Kiyokawa, Y., Retdian, N., Takagi, S., Sato, T. & Fujii, N., 2009, 2009 IEEE International Symposium on Circuits and Systems, ISCAS 2009. p. 2950-2953 4 p. 5118421. (Proceedings - IEEE International Symposium on Circuits and Systems).

  研究成果: Conference contribution

  • Nonlinearity 100%
  • Multipath 100%
  • Substrate Nonlinearity 100%
  • Substrate Noise 100%
  • Dynamic Range 50%
• 2007

  Design optimization of staggered amplifier for wide-band applications

  Retdian, N., Takagi, S. & Fujii, N., 2007, European Conference on Circuit Theory and Design 2007, ECCTD 2007. IEEE Computer Society, p. 268-271 4 p. 4529588. (European Conference on Circuit Theory and Design 2007, ECCTD 2007).

  研究成果: Conference contribution

  • Wideband Applications 100%
  • Simple Steps 50%
  • Good Approximation 50%

• Gain-bandwidth limitations of 0.18μm Si-CMOS RF technology

  Yarman, B. S., Retdian, N., Takagi, S. & Fujii, N., 2007, European Conference on Circuit Theory and Design 2007, ECCTD 2007. IEEE Computer Society, p. 264-267 4 p. 4529587. (European Conference on Circuit Theory and Design 2007, ECCTD 2007).

  研究成果: Conference contribution

  • Limitations 100%
  • Gain Bandwidth 100%
  • RF Technology 100%
  • RF CMOS 100%
  • Wireless Communication 50%
  11 被引用数 (Scopus)

• Gain-bandwidth properties of 0.18μm Si-CMOS transistor up to 10 GHz

  Yarman, B. S., Retdian, N., Takagi, S. & Fujii, N., 2007, ISSCS 2007 - International Symposium on Signals, Circuits and Systems, Proceedings. p. 65-68 4 p. 4292652. (ISSCS 2007 - International Symposium on Signals, Circuits and Systems, Proceedings; vol. 1).

  研究成果: Conference contribution

  • Gain Bandwidth 100%
  • Si CMOS 100%
  • Wireless Communication 50%
  • Amplifier 50%
  • Field Effect Transistor 50%
  1 被引用数 (Scopus)
• 2002

  Improving the immunity to substrate noise using active noise cancellation circuit in mixed-signal integrated circuits

  Agung, N. R., Takagi, S. & Fujii, N., 2002, Proceedings - APCCAS 2002: Asia-Pacific Conference on Circuits and Systems. Institute of Electrical and Electronics Engineers Inc., p. 135-140 6 p. 1114923. (IEEE Asia-Pacific Conference on Circuits and Systems, Proceedings, APCCAS; vol. 1).

  研究成果: Conference contribution

  • Power Supply Rejection Ratio 100%
  • Active Noise Cancellation 100%
  • Noise Suppression Methods 50%
  8 被引用数 (Scopus)

• Voltage controlled ring oscillator with wide tuning range and fast voltage swing

  Retdian, N., Takagi, S. & Fujii, N., 2002, 2002 IEEE Asia-Pacific Conference on ASIC, AP-ASIC 2002 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 201-204 4 p. 1031567. (2002 IEEE Asia-Pacific Conference on ASIC, AP-ASIC 2002 - Proceedings).

  研究成果: Conference contribution

  • Voltage Swing 100%
  • Tunable Range 100%
  • Voltage Controlled Ring Oscillator 100%
  • Output Voltage 100%
  • Ring Oscillator 33%
  56 被引用数 (Scopus)
• 2001

  Active guard band circuit for substrate noise suppression

  Takagi, S., Agung, N. R., Wada, K. & Fujii, N., 2001 5月, The 2001 IEEE International Symposium on Circuits and Systems. Institute of Electrical and Electronics Engineers Inc., Vol. 1. p. 548-551 4 p. 921914. (ISCAS 2001 - 2001 IEEE International Symposium on Circuits and Systems, Conference Proceedings; vol. 1).

  研究成果: Conference contribution

  • Noise Suppression 100%
  • Active Guard 100%
  • External Elements 33%
  • Digital Noise Reduction 33%
  10 被引用数 (Scopus)