T. Laxminidhi

Designation: 

Professor

Date of Joining at NITK: 

Wednesday, October 18, 2000

Professional Experience: 

Since October 2000 at KREC/NITK as regular faculty and 2 years at
KREC as Temporary Lecturer (05-09-1998 to 17-10-2000)

Contact Details

E-mail: 

laxminidhi_t[at]nitk[dot]edu[dot]in
laxminidhi_t[at]yahoo[dot]com

Telephone: 

+91-824-2473505
Faculty (author) Identifiers
Academic Background
Ph.D.: Indian Institute of Technology Madras, 2008; M.Tech.: Karnataka Regional Engineering College (Mangalore University), 1998; B.E: Nitte Mahalinga Adyanthaya Memorial Institute of Technology (Mangalore University),1996.
Areas of Interest

Analog & Mixed Signal VLSI Circuits, Power Management Circuits.

Significant Projects

R&D Project:

On-going:

  1. Co-Investigator for IMPRINT project “Development of cost effective Radiofrequency ablation system and magnetic hyperthermia equipment for thermal therapies  of cancerous rumors", funded by Science and Engineering Research Board (SERB) with an outlay of Rs. 45.94 Lakhs,  2019-2023.

Completed:

  1. Co-chief investigatorfor MeitY sponsored project – “Special Manpower Development Project - Chips to System Design (SMDP-C2SD)” – 2015-2022.
  2. Co-investigator TEQIP-III sponsored R&D project on “Design, Development and Commissioning of Automatic Warning System for Unmanned Level Crossings of Indian Railways - in Collaboration with Southern Railways, Palakkad Division.” with an outlay of Rs. 4 Lakhs (2016-17).
  3. Co-investigator for DIT sponsored R&D project titled “RF MEMS Switches for Wide-band Reconfigurable RF Micro-systems”. The cost of the project is Rs. 175 Lakhs, (2010-2013).

Consultancy Activities

  1. Technical support (Non-monetary) (along with Prof. U. Shripathi Acharya) rendered to the Office of the Sub-Inspector of Police, Traffic North Police Station, Surathkal in providing a technical report on effect of LED Advertisement Boards displayed on the back panels of Auto-rikshaws on the traffic system in Mangalore (2017).
  2. Technical support (Non-monetary)  (along with Prof. U. Shripathi Acharya) rendered to Internal Security Division, Office of the Director General of Police, Bangalore in Technical Evaluation of the tender received for the procurement of “Digital Communication Radio Sets with Handsfree Transducers” for the Center for Counter Terrorism (CCT) (2017)
  3. Technical support (Non-monetary)  (along with Prof. U. Shripathi Acharya) rendered to the Office of the Inspector General of Police (Western Zone), Mangalore in Technical Evaluation of the tender received for the procurement of CCTV Systems for Naxal affected areas of Coastal Karnataka (2016-2018)
  4. Technical Support (Non-monetary)  to Public sector banks in the procurement of Currency note sorting machines. (Multiple assignments since 2010): Under these assignments, I (along with Prof.U. Shripathi Acharya) have provided complete support to public sector banks (Syndicate Bank, Corporation Bank and Vijaya bank) during the process of procurement of Currency note machines. We have assisted the banks in the framing of technical specifications for the machines, formulating procedures for testing to ensure that the functioning of the machines is in accordance with the regulations framed by the Reserve Bank of India and carrying out the various tests to qualify machines offered by various vendors. Consultancy value: In excess of Rs. 70 lakhs since 2010.
Supervision of Ph.D

5 completed, 3 ongoing

Completed Ph.D. thesis titles:

  1. Rekha S. - “Integrated Active-RC Continuous Time Filters for Low Voltage and Low Power Applications”
  2. Vasantha M.H. “Low Power Integrated Continuous-Time Transconductance-Capacitor Filters Targeted to Operate on 0.5V Supply Voltage“
  3. Yajunath Kaliyath "Design Of An Inverter-Based High Gain Ota, And Its Application In Delta Sigma Modulators And Class-D Amplifiers For Audio Applications"
  4. Jayaram Reddy M.K. "Widely Tunable Bandwidth Ultra Low Power Continuous Time Filters For Biomedical Applications"

  5. Kalpana G. Bhat. "Low Power Nonbinary Weighted Successive Approximation Register Analog To Digital Converters"
Significant Publications

Book Editor

Laxminidhi, T., Singhai, J., Patri, S. R., & Mani, V. V. (2021). Advances in Communications, Signal Processing, and VLSI Select Proceedings of IC2SV 2019, Lecture Notes in Electrical Engineering 722. https://doi.org/10.1007/978-981-33-4058-9, ISBN 978-981-33-4057-2

 

International Journals (last 5 years):

  1. Lad Kirankumar, H., Rekha, S., & Laxminidhi, T. (2021). Low mismatch high-speed charge pump for high bandwidth phase locked loops. Microelectronics Journal, 114 doi:10.1016/j.mejo.2021.105156
  2. Bhat, K. G., Laxminidhi, T., & Bhat, M. S. (2020). Resolution-independent fully differential SCI-based SAR ADC architecture using six unit capacitors. Sadhana - Academy Proceedings in Engineering Sciences, 45(1) doi:10.1007/s12046-020-01421-2
  3. Lad Kirankumar, H., Rekha, S., & Laxminidhi, T. (2020). A dead-zone-free zero blind-zone high-speed phase frequency detector for charge-pump PLL. Circuits, Systems, and Signal Processing, 39(8), 3819-3832. doi:10.1007/s00034-020-01366-1
  4. Kaliyath, Y., & Laxminidhi, T. (2019). A 1.8 V 8.62 µW inverter-based gain-boosted OTA with 109.3 dB dc gain for SC circuits. IETE Journal of Research, 65(6), 749-757. doi:10.1080/03772063.2018.1464968
  5. Reddy, J. R. M. K., & Laxminidhi, T. (2019). 1.8 V, 25.9 nW, 91.86 dB dynamic range second-order lowpass filter tunable in the range 4-100 hz. IET Circuits, Devices and Systems, 13(7), 1086-1092. doi:10.1049/iet-cds.2019.0031
  6. Rekha, S., Harishchandra, V. M., & Laxminidhi, T. (2019). Ultra-low voltage, power efficient continuoustime filters in 180 nm CMOS technology. IET Circuits, Devices and Systems, 13(7), 988-997. doi:10.1049/iet-cds.2018.5485
  7. Bhat, K. G., Laxminidhi, T., & Bhat, M. S. (2019). A compact 4-to-8-bit nonbinary SAR ADC based on 2 bits per cycle DAC architecture. Sadhana - Academy Proceedings in Engineering Sciences, 44(6) doi:10.1007/s12046-019-1121-1
  8. Krishna, J. R. M., & Laxminidhi, T. (2019). Widely tunable low-pass gm − C filter for biomedical applications. IET Circuits, Devices and Systems, 13(2), 239-244. doi:10.1049/iet-cds.2018.5002
  9. Narasimaiah, J. D., Tonse, L., & Bhat, M. S. (2018). 11.39 fJ/conversion-step 780 kS/s 8 bit switched capacitor-based area and energyefficient successive approximation register ADC in 90 nm complementary metal-oxide- semiconductor. IET Circuits, Devices and Systems, 12(3), 249-255. doi:10.1049/iet-cds.2017.0029
  10. Rekha, S., & Laxminidhi, T. (2016). Common mode feedback circuits for low voltage fully-differential amplifiers. Journal of Circuits, Systems and Computers, 25(10) doi:10.1142/S0218126616501243

 

International Conferences (last 5 years):

  1. Shenoy, B. B., Mitra, J., Shripathi Acharya, U., & Laxminidhi, T. (2020). Sustainable off-grid electricity generation system for low power lighting in remote locations. Paper presented at the 2020 IEEE Kansas Power and Energy Conference, KPEC 2020, doi:10.1109/KPEC47870.2020.9167656
  2. Bhat, K. G., Laxminidhi, T., & Bhat, M. S. (2019). A compact 10-bit nonbinary weighted switched capacitor integrator based SAR ADC architecture. Paper presented at the Asia Pacific Conference on Postgraduate Research in Microelectronics and Electronics, , 2019-November 1-4. doi:10.1109/PrimeAsia47521.2019.8950727
  3. Jayaram Reddy, M. K., Polineni, S., & Tonse, L. (2018). 91dB dynamic range 9.5nW low pass filter for bio-medical applications. Paper presented at the Proceedings of IEEE Computer Society Annual Symposium on VLSI, ISVLSI, , 2018-July 453-457. doi:10.1109/ISVLSI.2018.00088
  4. Shenoy, B. B., Laxminidhi, T., Acharya, U. S., & Mitra, J. (2018). Human muscle energy harvesting: Models and application for low power loads. Paper presented at the India International Conference on Power Electronics, IICPE, , 2018-December doi:10.1109/IICPE.2018.8709411
  5. Kuncham, S. S., Gadiyar, M., Sushmitha Din, K., Lad, K. K., & Laxminidhi, T. (2018). A novel zero blind zone phase frequency detector for fast acquisition in phase locked loops. Paper presented at the Proceedings of the IEEE International Conference on VLSI Design, , 2018-January 167-170. doi:10.1109/VLSID.2018.56
  6. Sankaranarayanan, S., Vinod, K. C., Sreekumar, A., Laxminidhi, T., Singhal, V., & Chauhan, R. (2018). Single inductor dual output buck converter for low power applications and its stability analysis. Paper presented at the Proceedings of the IEEE International Conference on VLSI Design, , 2018-January 347-352. doi:10.1109/VLSID.2018.88
  7. Prajwal, M. V., Srinivas, B. S., Shodhan, S., Reddy, M. K. J., & Laxminidhi, T. (2016). A gyrator based output resistance enhancement scheme for a differential amplifier. Paper presented at the Proceedings of the IEEE International Conference on VLSI Design, , 2016-March 146-150. doi:10.1109/VLSID.2016.89
  8. Bhat, K. G., Laxminidhi, T., & Bhat, M. S. (2016). An 8-b 1.5MS/s 2-bit per cycle SAR ADC with parasitic insensitive single capacitive reference DAC. Paper presented at the IEEE Region 10 Annual International Conference, Proceedings/TENCON, , 2016-January doi:10.1109/TENCON.2015.7372959
  9. Kaliyath, Y., & Laxminidhi, T. (2016). A 1.8 v 11.02 μw single-ended inverter-based OTA with 113.62 dB gain. Paper presented at the 2016 IEEE International Conference on Distributed Computing, VLSI, Electrical Circuits and Robotics, DISCOVER 2016 - Proceedings, 237-241. doi:10.1109/DISCOVER.2016.7806229
  10. PK Hareesh, & T Laxmindhi, 1.5°C accurate CMOS temperature sensor with a single point trim at 85°C. Paper presented at the 2016 IEEE International Conference on Distributed Computing, VLSI, Electrical Circuits and Robotics, DISCOVER 2016 - Proceedings, 62-66. doi:10.1109/DISCOVER.2016.7806222
Achievements

Visiting Professor at Asian Institute of technology, Bangkok under the Faculty Secondment Programme of MHRD, Govt. of India during the period September - December, 2016.

 

Contact us

Dr. Ashvini Chaturvedi,  Professor and Head, 
Department of ECE, NITK, Surathkal
P. O. Srinivasnagar,
Mangalore - 575 025 Karnataka, India.

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