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Journal Articles
- 2022
[j12]Nachiket V. Desai
, Han Wui Then, Jingshu Yu, Harish K. Krishnamurthy, William J. Lambert, Nicolas Butzen, Sheldon Weng, Christopher Schaef, Kaladhar Radhakrishnan, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A 32-A, 5-V-Input, 94.2% Peak Efficiency High-Frequency Power Converter Module Featuring Package-Integrated Low-Voltage GaN nMOS Power Transistors. IEEE J. Solid State Circuits 57(4): 1090-1099 (2022)- [j11]Debayan Das, Mayukh Nath, Baibhab Chatterjee, Raghavan Kumar, Xiaosen Liu, Harish Krishnamurthy, Manoj R. Sastry, Sanu Mathew, Santosh Ghosh, Shreyas Sen:
EM SCA White-Box Analysis-Based Reduced Leakage Cell Design and Presilicon Evaluation. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 41(11): 4927-4938 (2022) - 2021
- [j10]Debayan Das, Josef Danial, Anupam Golder, Nirmoy Modak, Shovan Maity, Baibhab Chatterjee, Dong-Hyun Seo, Muya Chang, Avinash Varna, Harish K. Krishnamurthy, Sanu Mathew, Santosh Ghosh, Arijit Raychowdhury, Shreyas Sen:
EM and Power SCA-Resilient AES-256 Through >350× Current-Domain Signature Attenuation and Local Lower Metal Routing. IEEE J. Solid State Circuits 56(1): 136-150 (2021) - [j9]Raghavan Kumar, Xiaosen Liu, Vikram B. Suresh, Harish K. Krishnamurthy, Sudhir Satpathy, Mark A. Anders, Himanshu Kaul, Krishnan Ravichandran, Vivek De, Sanu K. Mathew:
A Time-/Frequency-Domain Side-Channel Attack Resistant AES-128 and RSA-4K Crypto-Processor in 14-nm CMOS. IEEE J. Solid State Circuits 56(4): 1141-1151 (2021) - [j8]Xiaosen Liu, Harish K. Krishnamurthy, Taesik Na, Sheldon Weng, Khondker Z. Ahmed, Christopher Schaef, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Universal Modular Hybrid LDO With Fast Load Transient Response and Programmable PSRR in 14-nm CMOS Featuring Dynamic Clamp Strength Tuning. IEEE J. Solid State Circuits 56(8): 2402-2415 (2021) - [j7]Sriram R. Vangal, Somnath Paul, Steven Hsu, Amit Agarwal, Saurabh Kumar, Ram Krishnamurthy, Harish Krishnamurthy, James W. Tschanz, Vivek De, Chris H. Kim:
Wide-Range Many-Core SoC Design in Scaled CMOS: Challenges and Opportunities. IEEE Trans. Very Large Scale Integr. Syst. 29(5): 843-856 (2021) - 2020
- [j6]Khondker Zakir Ahmed, Harish K. Krishnamurthy, Charles Augustine, Xiaosen Liu, Sheldon Weng, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Variation-Adaptive Integrated Computational Digital LDO in 22-nm CMOS With Fast Transient Response. IEEE J. Solid State Circuits 55(4): 977-987 (2020) - 2019
- [j5]Christopher Schaef, Kaladhar Radhakrishnan, Krishnan Ravichandran, James W. Tschanz, Vivek De, Nachiket V. Desai, Harish K. Krishnamurthy, Xiaosen Liu, Khondker Zakir Ahmed, Suhwan Kim, Sheldon Weng, Huong Do, William J. Lambert:
A Light-Load Efficient Fully Integrated Voltage Regulator in 14-nm CMOS With 2.5-nH Package-Embedded Air-Core Inductors. IEEE J. Solid State Circuits 54(12): 3316-3325 (2019) - 2018
- [j4]Harish Kumar Krishnamurthy, Vaibhav A. Vaidya, Pavan Kumar, Rinkle Jain, Sheldon Weng, Stephen T. Kim, George E. Matthew, Nachiket V. Desai, Xiaosen Liu, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Digitally Controlled Fully Integrated Voltage Regulator With On-Die Solenoid Inductor With Planar Magnetic Core in 14-nm Tri-Gate CMOS. IEEE J. Solid State Circuits 53(1): 8-19 (2018) - [j3]Harish Kumar Krishnamurthy, Sheldon Weng, George E. Matthew, Nachiket V. Desai, Ruchir Saraswat, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Digitally Controlled Fully Integrated Voltage Regulator With 3-D-TSV-Based On-Die Solenoid Inductor With a Planar Magnetic Core for 3-D-Stacked Die Applications in 14-nm Tri-Gate CMOS. IEEE J. Solid State Circuits 53(4): 1038-1048 (2018) - 2010
- [j2]Kaushik Basu, J. S. Siva Prasad, G. Narayanan, Harish K. Krishnamurthy, Rajapandian Ayyanar:
Reduction of Torque Ripple in Induction Motor Drives Using an Advanced Hybrid PWM Technique. IEEE Trans. Ind. Electron. 57(6): 2085-2091 (2010) - 2008
- [j1]G. Narayanan, V. T. Ranganathan, Di Zhao, Harish K. Krishnamurthy, Rajapandian Ayyanar:
Space Vector Based Hybrid PWM Techniques for Reduced Current Ripple. IEEE Trans. Ind. Electron. 55(4): 1614-1627 (2008)
Conference and Workshop Papers
- 2024
- [c27]Suhwan Kim, Harish K. Krishnamurthy, Zakir Ahmed, Nachiket V. Desai, Sheldon Weng, Anne Augustine, Huong T. Do, Jingshu Yu, Phong D. Bach, Xiaosen Liu, Kaladhar Radhakrishnan, Krishnan Ravichandran, James W. Tschanz, Vivek De:
14.9 A Monolithic 10.5W/mm2600 MHz Top-Metal and C4 Planar Spiral Inductor-Based Integrated Buck Voltage Regulator on 16nm-Class CMOS. ISSCC 2024: 270-272 - [c26]Nicolas Butzen, Harish Krishnamurthy, Jingshu Yu, Khondker Zakir Ahmed, Sheldon Weng, Krishnan Ravichandran, Ramez Hosseinian Ahangharnejhad, James Waldemer, Chris Pelto, James W. Tschanz:
28.4 A Monolithic 12.7W/mm2 Pmax, 92% Peak-Efficiency CSCR-First Switched-Capacitor DC-DC Converter. ISSCC 2024: 462-464 - 2023
- [c25]Suhwan Kim, Harish K. Krishnamurthy, Sergey Sofer, Sheldon Weng, Shahar Wolf, Ashoke Ravi, Krishnan Ravichandran, Ofir Degani, James W. Tschanz, Vivek De:
A 1.8W High-Frequency SIMO Converter Featuring Digital Sensor-Less Computational Zero-Current Operation and Non-Linear Duty-Boost. ISSCC 2023: 186-187 - [c24]Nicolas Butzen, Harish Krishnamurthy, Zakir Ahmed, Sheldon Weng, Krishnan Ravichandran, Michael Zelikson, James W. Tschanz, Jonathan Douglas:
A Monolithic 26A/mm2Imax, 88.5% Peak-Efficiency Continuously Scalable Conversion-Ratio Switched-Capacitor DC-DC Converter. ISSCC 2023: 232-233 - 2022
- [c23]Xiaosen Liu, Harish Krishnamurthy, Renzhi Liu, Krishnan Ravichandran, Zakir Ahmed, Nachiket V. Desai, Nicolas Butzen, James W. Tschanz, Vivek De:
A 0.76V Vin Triode Region 4A Analog LDO with Distributed Gain Enhancement and Dynamic Load-Current Tracking in Intel 4 CMOS Featuring Active Feedforward Ripple Shaping and On-Chip Power Noise Analyzer. ISSCC 2022: 478-480 - [c22]Nachiket V. Desai, Harish K. Krishnamurthy, Suhwan Kim, Christopher Schaef, Sheldon Weng, Beomseok Choi, William J. Lambert, Krishnan Ravichandran, James W. Tschanz, Vivek De:
Fully Integrated Voltage Regulators with Package-Embedded Inductors for Heterogeneous 3D-TSV-Stacked System-in-Package with 22nm CMOS Active Silicon Interposer Featuring Self-Trimmed, Digitally Controlled ON-Time Discontinuous Conduction Mode (DCM) Operation. VLSI Technology and Circuits 2022: 192-193 - 2021
- [c21]Li Geng, Harish Krishnamurthy, Gaël Pillonnet:
Session 17 Overview: DC-DC Converters Power Management Subcommittee. ISSCC 2021: 254-255 - [c20]Nachiket V. Desai, Harish K. Krishnamurthy, Khondker Zakir Ahmed, Sheldon Weng, Suhwan Kim, Xiaosen Liu, Huong Do, Kaladhar Radhakrishnan, Krishnan Ravichandran, James W. Tschanz, Vivek De:
Peak-Current-Controlled Ganged Integrated High-Frequency Buck Voltage Regulators in 22nm CMOS for Robust Cross-Tile Current Sharing. ISSCC 2021: 262-264 - [c19]Khondker Zakir Ahmed, Nachiket V. Desai, Harish K. Krishnamurthy, Sheldon Weng, Xiaosen Liu, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Dual-Input, Digital Hybrid Buck-LDO System Featuring Fast Load Transient Response, Zero-Wire Current Handover & Input PDN Resonance Reduction. VLSI Circuits 2021: 1-2 - [c18]Nachiket V. Desai, Harish K. Krishnamurthy, William J. Lambert, Jingshu Yu, Han Wui Then, Nicolas Butzen, Sheldon Weng, Christopher Schaef, N. Nidhi, Marko Radosavljevic, Johann Rode, Justin Sandford, Kaladhar Radhakrishnan, Krishnan Ravichandran, Bernhard Sell, James W. Tschanz, Vivek De:
A 32A 5V-Input, 94.2% Peak Efficiency High-Frequency Power Converter Module Featuring Package-Integrated Low-Voltage GaN NMOS Power Transistors. VLSI Circuits 2021: 1-2 - [c17]Suhwan Kim, Harish Krishnamurthy, Sally Amin, Sheldon Weng, Jin Feng, Huong Do, Kaladhar Radhakrishnan, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A 1S Direct-Battery-Attach Integrated Buck Voltage Regulator with 5-Stack Thin-Gate 22nm FinFET CMOS Featuring Active Voltage Balancing and Cascaded Self-Turn-ON Drivers. VLSI Circuits 2021: 1-2 - 2020
- [c16]Harish K. Krishnamurthy, Khondker Zakir Ahmed, Xiaosen Liu, Nachiket V. Desai, Suhwan Kim, Nicolas Butzen, Sally Amin, Sheldon Weng, Krishnan Ravichandran, James W. Tschanz, Vivek De:
Digital Control of Switching and Linear Integrated Voltage Regulators. CICC 2020: 1-4 - [c15]Debayan Das, Josef Danial, Anupam Golder, Nirmoy Modak, Shovan Maity, Baibhab Chatterjee, Dong-Hyun Seo, Muya Chang, Avinash Varna, Harish Krishnamurthy, Sanu Mathew, Santosh Ghosh, Arijit Raychowdhury, Shreyas Sen:
27.3 EM and Power SCA-Resilient AES-256 in 65nm CMOS Through >350× Current-Domain Signature Attenuation. ISSCC 2020: 424-426 - [c14]Zakir Zakir Ahmed, Harish K. Krishnamurthy, Sheldon Weng, Xiaosen Liu, Christopher Schaef, Nachiket V. Desai, Krishnan Ravichandran, James W. Tschanz, Vivek De:
An Autonomous Reconfigurable Power Delivery Network (RPDN) for Many-Core SoCs Featuring Dynamic Current Steering. VLSI Circuits 2020: 1-2 - [c13]Raghavan Kumar, Xiaosen Liu, Vikram B. Suresh, Harish Krishnamurthy, Mark A. Anders, Himanshu Kaul, Krishnan Ravichandran, Vivek De, Sanu Mathew:
A SCA-Resistant AES Engine in 14nm CMOS with Time/Frequency-Domain Leakage Suppression using Non-Linear Digital LDO Cascaded with Arithmetic Countermeasures. VLSI Circuits 2020: 1-2 - [c12]Xiaosen Liu, Harish K. Krishnamurthy, Claudia P. Barrera, Jing Han, Rajasekhara M. Narayana Bhatla, Scott Chiu, Khondker Zakir Ahmed, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Dual-Rail Hybrid Analog/Digital LDO with Dynamic Current Steering for Tunable High PSRR and High Efficiency. VLSI Circuits 2020: 1-2 - 2019
- [c11]Christopher Schaef, Nachiket V. Desai, Harish Krishnamurthy, Sheldon Weng, Huong Do, William J. Lambert, Kaladhar Radhakrishnan, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Fully Integrated Voltage Regulator in 14nm CMOS with Package-Embedded Air-Core Inductor Featuring Self-Trimmed, Digitally Controlled Variable On-Time Discontinuous Conduction Mode Operation. ISSCC 2019: 154-156 - [c10]Xiaosen Liu, Harish K. Krishnamurthy, Taesik Na, Sheldon Weng, Khondker Z. Ahmed, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Modular Hybrid LDO with Fast Load-Transient Response and Programmable PSRR in 14nm CMOS Featuring Dynamic Clamp Tuning and Time-Constant Compensation. ISSCC 2019: 234-236 - [c9]Khondker Zakir Ahmed, Harish K. Krishnamurthy, Charles Augustine, Xiaosen Liu, Sheldon Weng, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Variation-Adaptive Integrated Computational Digital LDO in 22nm CMOS with Fast Transient Response. VLSI Circuits 2019: 124- - 2018
- [c8]Suhwan Kim, Vaibhav A. Vaidya, Christopher Schaef, Andrew Lines, Harish Krishnamurthy, Sheldon Weng, Xiaosen Liu, Dileep Kurian, Tanay Karnik, Krishnan Ravichandran, James W. Tschanz, Vivek De:
A Single-Stage, Single-Inductor, 6-Input 9-Output Multi-Modal Energy Harvesting Power Management IC for 100µW-120MW Battery-Powered IoT Edge Nodes. VLSI Circuits 2018: 195-196 - 2017
- [c7]Tarun Mahajan, Ramnarayanan Muthukaruppan, Dheeraj M. Shetty, Sumedha Mangal, Harish Kumar Krishnamurthy:
Digitally controlled voltage regulator using oscillator-based ADC with fast-transient-response and wide dropout range in 14nm CMOS. CICC 2017: 1-4 - [c6]Ramnarayanan Muthukaruppan, Tarun Mahajan, Harish Kumar Krishnamurthy, Sumedha Mangal, Am Dhanashekar, Rupak Ghayal, Vivek De:
A digitally controlled linear regulator for per-core wide-range DVFS of atom™ cores in 14nm tri-gate CMOS featuring non-linear control, adaptive gain and code roaming. ESSCIRC 2017: 275-278 - [c5]Harish Kumar Krishnamurthy, Vaibhav A. Vaidya, Sheldon Weng, Krishnan Ravichandran, Pavan Kumar, Stephen T. Kim, Rinkle Jain, George E. Matthew, Jim Tschanz, Vivek De:
20.1 A digitally controlled fully integrated voltage regulator with on-die solenoid inductor with planar magnetic core in 14nm tri-gate CMOS. ISSCC 2017: 336-337 - 2015
- [c4]Pavan Kumar, Vaibhav A. Vaidya, Harish Krishnamurthy, Stephen T. Kim, George E. Matthew, Sheldon Weng, Bharani Thiruvengadam, Wayne Proefrock, Krishnan Ravichandran, Vivek De:
A 0.4V∼1V 0.2A/mm2 70% efficient 500MHz fully integrated digitally controlled 3-level buck voltage regulator with on-die high density MIM capacitor in 22nm tri-gate CMOS. CICC 2015: 1-4 - 2014
- [c3]Monodeep Kar, Sergio Carlo, Harish Kumar Krishnamurthy, Saibal Mukhopadhyay:
Impact of process variation in inductive integrated voltage regulator on delay and power of digital circuits. ISLPED 2014: 227-232 - [c2]Harish Krishnamurthy, Vaibhav A. Vaidya, Pavan Kumar, George E. Matthew, Sheldon Weng, Bharani Thiruvengadam, Wayne Proefrock, Krishnan Ravichandran, Vivek De:
A 500 MHz, 68% efficient, fully on-die digitally controlled buck Voltage Regulator on 22nm Tri-Gate CMOS. VLSIC 2014: 1-2 - 2012
- [c1]Omar Haridy, Harish Krishnamurthy, Amr Helmy, Yehea Ismail:
Synthesizable delay line architectures for digitally controlled voltage regulators. SoCC 2012: 72-77
Coauthor Index
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