Chulwoo Kim

2019

23.3 A 3-bit/2UI 27Gb/s PAM-3 Single-Ended Transceiver Using One-Tap DFE for Next-Generation Memory Interface

Park, H., Song, J., Lee, Y., Sim, J., Choi, J. & Kim, C., 2019 Mar 6, 2019 IEEE International Solid-State Circuits Conference, ISSCC 2019. Institute of Electrical and Electronics Engineers Inc., p. 382-384 3 p. 8662462. (Digest of Technical Papers - IEEE International Solid-State Circuits Conference; vol. 2019-February).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Decision feedback equalizers

Pulse amplitude modulation

Transceivers

Interfaces (computer)

Data storage equipment

2018

12Gb/s over four balanced lines utilizing NRZ braid clock signaling with 100% data payload and spread transition scheme for 8K UHD intra-panel interface

Lee, Y., Choi, Y. J. & Kim, C., 2018 Feb 20, ASP-DAC 2018 - 23rd Asia and South Pacific Design Automation Conference, Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 287-288 2 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Clocks

Bandwidth

Radiation

Electric potential

12-Gb/s Over Four Balanced Lines Utilizing NRZ Braid Clock Signaling With No Data Overhead and Spread Transition Scheme for 8K UHD Intra-Panel Interfaces

Lee, Y., Choi, Y., Song, J., Hwang, S., Bae, S. G., Jun, J. & Kim, C., 2018 Jan 1, (Accepted/In press) In : IEEE Journal of Solid-State Circuits.

Research output: Contribution to journal › Article

Clocks

Electric potential

Signal interference

Jitter

Transceivers

31% Reduction of power consumption using active inductor at TX and AC termination at RX for a low-power post-LPDDR4 interfaces

Yoo, J., Lee, Y., Choi, Y., Park, H., Lee, C. & Kim, C., 2018 Apr 2, International Conference on Electronics, Information and Communication, ICEIC 2018. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 1-4 4 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Jitter

Electric power utilization

Microstrip lines

Transceivers

A Δ∑-Modulator based Spread-Spectrum Clock Generator with Digital Compensation and Calibration for PLL Loop Bandwidth

Bae, S. G., Hwang, S., Song, J., Lee, Y. & Kim, C., 2018 Jun 11, (Accepted/In press) In : IEEE Transactions on Circuits and Systems II: Express Briefs.

Research output: Contribution to journal › Article

Signal interference

Phase locked loops

Modulators

Clocks

Calibration

6 Citations (Scopus)

A 4.5-to-16μW integrated triboelectric energy-harvesting system based on high-voltage dual-input buck converter with MPPT and 70V maximum input voltage

Park, I., Maeng, J., Lim, D., Shim, M., Jeong, J. & Kim, C., 2018 Mar 8, 2018 IEEE International Solid-State Circuits Conference, ISSCC 2018. Institute of Electrical and Electronics Engineers Inc., Vol. 61. p. 146-148 3 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Energy harvesting

Networks (circuits)

Electric potential

Harvesters

Engineering research

A 42nJ/conversion on-demand state-of-charge indicator for miniature IoT Li-ion batteries

Jeong, J., Jeong, S., Kim, C., Sylvester, D. & Blaauw, D., 2018 Feb 20, ASP-DAC 2018 - 23rd Asia and South Pacific Design Automation Conference, Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 281-282 2 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Extrapolation

Electric power utilization

Networks (circuits)

Electric potential

Internet of things

A 42 nJ/Conversion On-Demand State-of-Charge Indicator for Miniature IoT Li-Ion Batteries

Jeong, J., Jeong, S., Sylvester, D., Blaauw, D. & Kim, C., 2018 Jan 1, (Accepted/In press) In : IEEE Journal of Solid-State Circuits.

Research output: Contribution to journal › Article

Extrapolation

Electric power utilization

Sensor nodes

Computer systems

Energy utilization

2 Citations (Scopus)

A near-threshold all-digital PLL with a bootstrapped DCO using low-dropout regulator for mitigating PVT-variations

Lee, S., Jun, J. & Kim, C., 2018 May 29, Proceedings - International SoC Design Conference 2017, ISOCC 2017. Institute of Electrical and Electronics Engineers Inc., p. 180-181 2 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Phase locked loops

Threshold voltage

Electric potential

Electric power utilization

Networks (circuits)

Edge pursuit comparator with application in a 74.1dB SNDR, 20KS/s 15b SAR ADC

Shim, M., Jeong, S., Myers, P., Bang, S., Shen, J., Kim, C., Sylvester, D., Blaauw, D. & Jung, W., 2018 Feb 20, ASP-DAC 2018 - 23rd Asia and South Pacific Design Automation Conference, Proceedings. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 295-296 2 p.

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Capacitance

Tuning

Switches

Fully Integrated Low-Power Energy Harvesting System with Simplified Ripple Correlation Control for System-on-a-Chip Applications

Shim, M., Jeong, J., Maeng, J., Park, I. & Kim, C., 2018 Aug 3, (Accepted/In press) In : IEEE Transactions on Power Electronics.

Research output: Contribution to journal › Article

Energy harvesting

Capacitors

Pumps

Physically Unclonable Function Using Ring Oscillator Collapse in 0.5 v Near-Threshold Voltage for Low-Power Internet of Things

Yoo, J., Kim, D., Park, H., Shim, M., Lee, C. & Kim, C., 2018 Nov 28, 2018 IEEE International Conference on Consumer Electronics - Asia, ICCE-Asia 2018. Institute of Electrical and Electronics Engineers Inc., 8552142

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Threshold voltage

Bias voltage

Energy efficiency

Electric potential

Processing

2017

2 Citations (Scopus)

12Gb/s over four balanced lines utilizing NRZ braid clock signaling with 100% data payload and spread transition scheme for 8K UHD intra-panel interfaces

Lee, Y., Choi, Y., Bae, S. G., Jun, J., Song, J., Hwang, S. & Kim, C., 2017 Mar 2, 2017 IEEE International Solid-State Circuits Conference, ISSCC 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 60. p. 490-491 2 p. 7870475

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Clocks

Electric potential

Topology

Bandwidth

Recovery

9 Citations (Scopus)

3-Gb/s High-Speed True Random Number Generator Using Common-Mode Operating Comparator and Sampling Uncertainty of D Flip-Flop

Bae, S. G., Kim, Y., Park, Y. & Kim, C., 2017 Feb 1, In : IEEE Journal of Solid-State Circuits. 52, 2, p. 605-610 6 p., 7756633.

Research output: Contribution to journal › Article

Flip flop circuits

Sampling

Security of data

Cryptography

Clocks

A 1.3 V input fast-transient-response time digital low-dropout regulator with a VSSa generator for DVFS system

Min, Y. J., Jeong, C. H., Moon, J., Han, Y., Kim, S-W. & Kim, C., 2017, In : IEICE Electronics Express. 14, 13

Research output: Contribution to journal › Letter

dropouts

regulators

transient response

Transient analysis

generators

5 Citations (Scopus)

A 1.62-5.4-Gb/s Receiver for DisplayPort Version 1.2a With Adaptive Equalization and Referenceless Frequency Acquisition Techniques

Hwang, S., Song, J., Lee, Y. & Kim, C., 2017 May 23, (Accepted/In press) In : IEEE Transactions on Circuits and Systems I: Regular Papers.

Research output: Contribution to journal › Article

Equalizers

Jitter

Pumps

Detectors

Energy dissipation

4 Citations (Scopus)

A 1-V 10-Gb/s/pin Single-Ended Transceiver With Controllable Active-Inductor-Based Driver and Adaptively Calibrated Cascaded-Equalizer for Post-LPDDR4 Interfaces

Song, J., Hwang, S., Lee, H. W. & Kim, C., 2017 Jul 27, (Accepted/In press) In : IEEE Transactions on Circuits and Systems I: Regular Papers.

Research output: Contribution to journal › Article

Equalizers

Transceivers

IIR filters

FIR filters

Phase locked loops

1 Citation (Scopus)

A 2-Gb/s/ch Data-Dependent Swing-Limited On-Chip Signaling for Single-Ended Global I/O in SDRAM

You, J., Song, J. & Kim, C., 2017 Oct 1, In : IEEE Transactions on Circuits and Systems II: Express Briefs. 64, 10, p. 1207-1211 5 p., 7279097.

Research output: Contribution to journal › Article

Energy efficiency

Electric power utilization

Topology

2 Citations (Scopus)

A 42nJ/conversion on-demand state-of-charge indicator for miniature IoT Li-ion batteries

Jeong, J., Jeong, S., Kim, C., Sylvester, D. & Blaauw, D., 2017 Aug 10, 2017 Symposium on VLSI Circuits, VLSI Circuits 2017. Institute of Electrical and Electronics Engineers Inc., p. C206-C207 8008484

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Extrapolation

Electric power utilization

Networks (circuits)

Electric potential

Internet of things

4 Citations (Scopus)

A 5-GHz Subsampling PLL-Based Spread-Spectrum Clock Generator by Calibrating the Frequency Deviation

Bae, S. G., Kim, G. & Kim, C., 2017 Oct 1, In : IEEE Transactions on Circuits and Systems II: Express Briefs. 64, 10, p. 1132-1136 5 p., 7733152.

Research output: Contribution to journal › Article

Phase locked loops

Clocks

Phase noise

Variable frequency oscillators

Signal interference

1 Citation (Scopus)

A Low-Power Post-LPDDR4 Interface Using AC Termination at RX and an Active Inductor at TX

Yoo, J., Lee, Y., Choi, Y., Park, H., Park, S. & Kim, C., 2017 Sep 4, (Accepted/In press) In : IEEE Transactions on Circuits and Systems II: Express Briefs.

Research output: Contribution to journal › Article

Jitter

Capacitance

Microstrip lines

Transceivers

Electric power utilization

6 Citations (Scopus)

A Near-Threshold Voltage Oriented Digital Cell Library for High-Energy Efficiency and Optimized Performance in 65nm CMOS Process

Jun, J., Song, J. & Kim, C., 2017 Oct 27, (Accepted/In press) In : IEEE Transactions on Circuits and Systems I: Regular Papers.

Research output: Contribution to journal › Article

Threshold voltage

Energy efficiency

Logic gates

Energy utilization

Networks (circuits)

A Spread Spectrum Clock Generator with Nested Modulation Profile for High-Resolution Display System

Jun, J., Bae, S. G., Lee, Y. & Kim, C., 2017 Aug 22, (Accepted/In press) In : IEEE Transactions on Circuits and Systems II: Express Briefs.

Research output: Contribution to journal › Article

Clocks

Display devices

Modulation

Degradation

14 Citations (Scopus)

Edge-Pursuit Comparator: An Energy-Scalable Oscillator Collapse-Based Comparator With Application in a 74.1 dB SNDR and 20 kS/s 15 b SAR ADC

Shim, M., Jeong, S., Myers, P. D., Bang, S., Shen, J., Kim, C., Sylvester, D., Blaauw, D. & Jung, W., 2017 Jan 16, (Accepted/In press) In : IEEE Journal of Solid-State Circuits.

Research output: Contribution to journal › Article

Digital to analog conversion

Energy efficiency

Capacitance

Tuning

Switches

2016

A 10 Gbits/s/pin DFE-Less Graphics DRAM Interface With Adaptive-Bandwidth PLL for Avoiding Noise Interference and CIJ Reduction Technique

Song, J., Lee, H. W., Hwang, S. & Kim, C., 2016 Jul 20, (Accepted/In press) In : IEEE Transactions on Very Large Scale Integration (VLSI) Systems.

Research output: Contribution to journal › Article

Decision feedback equalizers

Dynamic random access storage

Phase locked loops

Crosstalk

Jitter

1 Citation (Scopus)

A 32 Gb/s Rx only equalization transceiver with 1-tap speculative FIR and 2-tap direct IIR DFE

Hwang, S., Moon, S., Song, J. & Kim, C., 2016 Sep 21, 2016 IEEE Symposium on VLSI Circuits, VLSI Circuits 2016. Institute of Electrical and Electronics Engineers Inc., Vol. 2016-September. 7573473

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Decision feedback equalizers

Transceivers

Energy efficiency

Polychlorinated Biphenyls

Polychlorinated biphenyls

A 4 x 5-Gb/s 1.12-μs Locking Time Reference-Less Receiver With Asynchronous Sampling-Based Frequency Acquisition and Clock Shared Subchannels

Song, J., Hwang, S. & Kim, C., 2016 Feb 11, (Accepted/In press) In : IEEE Transactions on Very Large Scale Integration (VLSI) Systems.

Research output: Contribution to journal › Article

Variable frequency oscillators

Clocks

Sampling

Clock and data recovery circuits (CDR circuits)

Jitter

A digital low-dropout(DLDO) regulator with 14db power supply rejection enhancement

Joung, B. G., Seo, Y. & Kim, C., 2016 Dec 27, ISOCC 2016 - International SoC Design Conference: Smart SoC for Intelligent Things. Institute of Electrical and Electronics Engineers Inc., p. 353-354 2 p. 7799823

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

dropouts

regulators

power supplies

rejection

Transistors

1 Citation (Scopus)

An add-on type real-time jitter tolerance enhancer for digital communication receivers

Hwang, S., Song, J., Bae, S. G., Lee, Y. & Kim, C., 2016 Mar 1, In : IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 24, 3, p. 1092-1103 12 p., 2435026.

Research output: Contribution to journal › Article

Jitter

Communication

Bit error rate

Clocks

Networks (circuits)

4 Citations (Scopus)

An oscillator collapse-based comparator with application in a 74.1dB SNDR, 20KS/s 15b SAR ADC

Shim, M., Jeong, S., Myers, P., Bang, S., Kim, C., Sylvester, D., Blaauw, D. & Jung, W., 2016 Sep 21, 2016 IEEE Symposium on VLSI Circuits, VLSI Circuits 2016. Institute of Electrical and Electronics Engineers Inc., Vol. 2016-September. 7573518

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Capacitance

Tuning

Switches

chlorambucil-docosahexaenoic acid conjugate

6 Citations (Scopus)

A Scalable Bandwidth Mismatch Calibration Technique for Time-Interleaved ADCs

Park, Y., Kim, J. & Kim, C., 2016 Nov 1, In : IEEE Transactions on Circuits and Systems I: Regular Papers. 63, 11, p. 1889-1897 9 p., 7676404.

Research output: Contribution to journal › Article

Calibration

Bandwidth

Digital to analog conversion

Capacitors

Switches

Circuit design techniques for multimedia wireline communications

Kim, C., 2016 Jul 19, Proceedings - 2015 IEEE 11th International Conference on ASIC, ASICON 2015. Institute of Electrical and Electronics Engineers Inc., 7516917

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Jitter

Bandwidth

Networks (circuits)

Communication

Electric potential

7 Citations (Scopus)

In-cell self-capacitive-type mobile touch system and embedded readout circuit in display driver IC

Jun, J. H., Kim, B. J., Shin, S. K., Jang, K., Baek, J. S. & Kim, C., 2016 Dec 1, In : Journal of Display Technology. 12, 12, p. 1613-1622 10 p., 7731217.

Research output: Contribution to journal › Article

touch

readout

Display devices

Networks (circuits)

display devices

Introduction to the January special issue on the 2015 IEEE international solid-state circuits conference

Beigné, E., Shin, J. L., Oike, Y., Kim, C. & Genoe, J., 2016 Jan 1, In : IEEE Journal of Solid-State Circuits. 51, 1, p. 3-7 5 p., 7362114.

Research output: Contribution to journal › Editorial

Networks (circuits)

8 Citations (Scopus)

Memory Interfaces: Past, Present, and Future

Kim, C., Lee, H. W. & Song, J., 2016 Mar 1, IEEE Solid-State Circuits Magazine, 8, 2, p. 23-34 12 p.

Research output: Contribution to specialist publication › Article

Interfaces (computer)

Data storage equipment

Bandwidth

Dynamic random access storage

Networks (circuits)

2015

10 Citations (Scopus)

1V 10Gb/s/pin single-ended transceiver with controllable active-inductor-based driver and adaptively calibrated cascade-DFE for post-LPDDR4 interfaces

Song, J., Lee, H. W., Kim, J., Hwang, S. & Kim, C., 2015 Mar 17, Digest of Technical Papers - IEEE International Solid-State Circuits Conference. Institute of Electrical and Electronics Engineers Inc., Vol. 58. p. 320-321 2 p. 7063055

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Decision feedback equalizers

Transceivers

Mobile devices

Capacitance

Bandwidth

54 Citations (Scopus)

A 0.15 v input energy harvesting charge pump with dynamic body biasing and adaptive dead-time for efficiency improvement

Kim, J., Mok, P. K. T. & Kim, C., 2015 Feb 1, In : IEEE Journal of Solid-State Circuits. 50, 2, p. 414-425 12 p., 6998083.

Research output: Contribution to journal › Article

Energy harvesting

Pumps

Networks (circuits)

Electric potential

Switches

21 Citations (Scopus)

A 100-nW 9.1-ENOB 20-kS/s SAR ADC for portable pulse oximeter

Lee, H., Park, S., Lim, C. & Kim, C., 2015 Apr 1, In : IEEE Transactions on Circuits and Systems II: Express Briefs. 62, 4, p. 357-361 5 p., 7001238.

Research output: Contribution to journal › Article

Oximeters

Capacitors

Digital to analog conversion

2 Citations (Scopus)

A 250Mb/s to 6Gb/s reference-less clock and data recovery circuit with clock frequency multiplier

Kim, J. Y., Song, J., You, J., Hwang, S., Bae, S. G. & Kim, C., 2015, In : IEEE Transactions on Circuits and Systems II: Express Briefs. PP, 99, 7337379.

Research output: Contribution to journal › Article

Clock and data recovery circuits (CDR circuits)

Frequency multiplying circuits

Clocks

Jitter

Networks (circuits)

5 Citations (Scopus)

A 6-bit 2.5-GS/s Time-Interleaved Analog-to-Digital Converter Using Resistor-Array Sharing Digital-to-Analog Converter

Lee, H., Aurangozeb, Park, S., Kim, J. & Kim, C., 2015 Nov 1, In : IEEE Transactions on Very Large Scale Integration (VLSI) Systems. 23, 11, p. 2371-2383 13 p., 6977959.

Research output: Contribution to journal › Article

Digital to analog conversion

Resistors

Calibration

Energy dissipation

1 Citation (Scopus)

D²ART: Direct Data Accessing from Passive RFID Tag for infra-less, contact-less, and battery-less pervasive computing

Lee, J. G., Kim, S. W., Kim, D. H., Cho, Y., Rieh, J-S., Kang, G., Park, J., Lee, H., Park, S. & Kim, C., 2015 Nov 1, In : Microprocessors and Microsystems. 39, 8, p. 767-781 15 p.

Research output: Contribution to journal › Article

Ubiquitous computing

Radio frequency identification (RFID)

Communication

Flash memory

Data communication systems

Rail-to-rail regulating voltage-controlled oscillator with low supply and ground noise sensitivity

Ko, J., An, C. H., Kwon, C. K., Kim, S-W. & Kim, C., 2015 Nov 19, In : Electronics Letters. 51, 24, p. 1980-1982 3 p.

Research output: Contribution to journal › Article

Variable frequency oscillators

Rails

Clocks

Display devices

Flat panel displays

38 Citations (Scopus)

Self-Powered 30 μW to 10 mW Piezoelectric Energy Harvesting System With 9.09 ms/V Maximum Power Point Tracking Time

Shim, M., Kim, J., Jeong, J., Park, S. & Kim, C., 2015 Oct 1, In : IEEE Journal of Solid-State Circuits. 50, 10, p. 2367-2379 13 p., 7206612.

Research output: Contribution to journal › Article

Energy harvesting

Electric potential

Open circuit voltage

Ramp generators

Transducers

12 Citations (Scopus)

Spin-Based Complementary Logic Device Using Datta-Das Transistors

Koo, H. C., Jung, I. & Kim, C., 2015 Sep 1, In : IEEE Transactions on Electron Devices. 62, 9, p. 3056-3060 5 p., 7166301.

Research output: Contribution to journal › Article

Logic devices

Transistors

Logic gates

Field effect transistors

Magnetization

4 Citations (Scopus)

V-I converter-based voltage-controlled oscillator with improved linear gain characteristic

Ko, J., An, C. H., Kim, C. & Kim, S-W., 2015 Jul 23, In : Electronics Letters. 51, 15, p. 1211-1212 2 p.

Research output: Contribution to journal › Article

Variable frequency oscillators

Clocks

Flat panel displays

Phase locked loops

Voltage control

2014

2.56 GHz sub-harmonically injection-locked PLL with cascaded DLL for multi-phase injection

Choi, C., Hwang, S., Song, J. & Kim, C., 2014 Jan 1, In : Electronics Letters. 50, 24, p. 1803-1804 2 p.

Research output: Contribution to journal › Article

Phase locked loops

Phase noise

Variable frequency oscillators

Clocks

Switches

29 Citations (Scopus)

23.1 A 0.15V-input energy-harvesting charge pump with switching body biasing and adaptive dead-time for efficiency improvement

Kim, J., Mok, P. K. T. & Kim, C., 2014 Apr 14, Digest of Technical Papers - IEEE International Solid-State Circuits Conference. Vol. 57. p. 394-395 2 p. 6757484

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Energy harvesting

Pumps

Conversion efficiency

Electric potential

Harvesters

19 Citations (Scopus)

23.7 Self-powered 30μW-to-10mW Piezoelectric energy-harvesting system with 9.09ms/V maximum power point tracking time

Shim, M., Kim, J., Jung, J. & Kim, C., 2014 Apr 14, Digest of Technical Papers - IEEE International Solid-State Circuits Conference. Vol. 57. p. 406-407 2 p. 6757490

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Piezoelectric transducers

Energy harvesting

Harvesters

DC-DC converters

Sensor nodes

3 Citations (Scopus)

25.3 A 1.35V 5.0Gb/s/pin GDDR5M with 5.4mW standby power and an error-adaptive duty-cycle corrector

Lee, H. W., Song, J., Hyun, S. A., Baek, S., Lim, Y., Lee, J., Park, M., Choi, H., Choi, C., Cha, J., Kim, J., Choi, H., Kwack, S., Kang, Y., Kim, J., Park, J., Kim, J., Cho, J., Kim, C., Kim, Y. & 3 others, Lee, J., Chung, B. & Hong, S., 2014 Apr 14, Digest of Technical Papers - IEEE International Solid-State Circuits Conference. Vol. 57. p. 434-435 2 p. 6757502

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Data storage equipment

Dynamic random access storage

Jitter

Clocks

Costs

2 Citations (Scopus)

A 3 Gb/s transmitter with a tapless pre-emphasis CML output driver

Hwang, S., Song, J., Bae, S. G. & Kim, C., 2014 Jan 1, In : Analog Integrated Circuits and Signal Processing. 81, 2, p. 461-469 9 p.

Research output: Contribution to journal › Article

Emitter coupled logic circuits

Phase locked loops

Transmitters

Jitter