Publications

2024

  • F. Galapon and A. Alvarez, “A Hyperdimensional Computing Architecture with 4.4x Energy Efficiency in 65nm CMOS,” 2024 IEEE International Symposium on Circuits and Systems (ISCAS), Singapore, May 19-22, 2024.
  • A. Lopez and L. Alarcón, “MPPT-Controlled Adaptive Reconfigurable 5.8GHz RF Energy Harvesting Front-End in 65nm CMOS,” 2024 IEEE Wireless Power Technology Conference and Expo (WPTCE), Kyoto, Japan, May 8-11, 2024, pp. 266-270
  • R.  Grande, R. Pangilinan and M.  De Leon, “Comparative Modeling of Four-Ended, Modified Four-Ended, and Double-Ended Beam MEMS Thermopile Sensor Structures for Functional Area Optimization,” 25th International Conference on Thermal, Mechanical and Multi-Physics Simulation and Experiments in Microelectronics and Microsystems (EuroSimE) 2024, April 7-10, 2024, Catania, Italy.
  • L. Quizon and A. Alvarez, “Federated Learning with MLPerfTiny Tasks and Server-side Momentum,” 8th International Conference on Machine Learning and Soft Computing (ICMLSC ’24), January 24-26, 2024, Singapore.

2023

  • M. Ralota, A. Leynes, and M. de Leon, “A 9-bit 2 MS/s Set-and-Down Monotonic SAR ADC in 22nm-FDSOI for MEMS-based Thermoelectric Sensor Readout Circuit,” Asia Pacific Conference on Circuits and Systems (APCCAS) 2023, November 19-22, 2023, Hyderabad, India.
  • K. Palabasan, R. Rajagopalan, J. Manzano, M. Rosales, M. de Leon, and J. Hizon, “FPGA-Targeted Optimization Approaches for SVM and CNN Human Activity Recognition Models using the HARTH and HAR70+ Datasets,” Asia Pacific Conference on Circuits and Systems (APCCAS) 2023, November 19-22, 2023, Hyderabad, India.
  • A. Lopez and L. Alarcón, “Passive 5.8GHz RF Energy Harvester in 65nm CMOS,” TENCON 2023 – 2023 IEEE Region 10 Conference (TENCON), October 31 – November 3, 2023, Chiang Mai, Thailand.
  • J. Cortez, C. Cortes, J. Custodia, K. Reyes, M. Sta. Barbara, M. de Leon, J. Hizon, and M. Rosales, “10 Gb/s Energy-efficient Optical Transceiver using 1060 nm HCG MEMS-tunable VCSEL in 28nm FD-SOI Technology,” International System-on-Chip Design Conference (ISOCC) 2023, October 25-28, 2023, Jeju, South Korea.
  • Z. Cornelio, P. Resurreccion, M. de Leon, M. Rosales, and J. Hizon, “An EEG Analog Front-End Unit for Wearable Applications Implemented in 28nm FD-SOI,” International System-on-Chip Design Conference (ISOCC) 2023, October 25-28, 2023, Jeju, South Korea.
  • K. Juruena, T. Obar, A. Ramones, J. Siglos, P. Villacorta, A. Leynes, M. Ralota, J. Manzano, Z. Sanchez, M. Rosales, J. Hizon, and M. de Leon, “A 288 nV/√ Hz Low-noise Capacitively-coupled Instrumentation Amplifier (CCIA) in 22-nm UTBB FD-SOI for Signal Conditioning of MEMS Piezoresistive Pressure Sensors,” International System-on-Chip Design Conference (ISOCC) 2023, October 25-28, 2023, Jeju, South Korea.
  • K. Juruena, T. Obar, A. Ramones, J. Siglos, P. Villacorta, A. Leynes, M. Ralota, J. Manzano, Z. Sanchez, M. Rosales, J. Hizon, and M. de Leon, “A High CMRR, High Input Impedance Current-feedback Instrumentation Amplifier (CFIA) in 22-nm UTBB FD-SOI for Signal Conditioning of MEMS Piezoresistive Pressure Sensors,” International System-on-Chip Design Conference (ISOCC) 2023, October 25-28, 2023, Jeju, South Korea.
  • K. Palabasan, R. Rajagopalan, M. de Leon, J. Manzano, M. Rosales, and J. Hizon, “Comparison of Hardware-optimized CNN and SVM Models for Human Activity Recognition using the HARTH and HAR70+ Datasets,” International System-on-Chip Design Conference (ISOCC) 2023, October 25-28, 2023, Jeju, South Korea.(Furiosa AI Best Paper Award)
  • J. Sorsona, K. Buelagala, S. Lipardo, G. Javier, A. Alvarez, F. Galapon, L. Quizon, S. Baquiran, and A. Tan, “Energy-Efficient Sparse Hyperdimensional Computing for Speech Recognition,” International System-on-Chip Design Conference (ISOCC) 2023, October 25-28, 2023, Jeju, South Korea.
  • A. Lim, J. Marturillas, E. Urfano, M. Teodoro, C. Camarillo, G. Galvez, A. Alvarez, F. Galapon, L. Quizon, S. Baquiran, and A. Tan, “Integration of In-Memory Computing Capabilities to a Self-Matching Complementary-Reference Sensing Scheme for TST-MRAM,” International System-on-Chip Design Conference (ISOCC) 2023, October 25-28, 2023, Jeju, South Korea.

2022

  • H. Benitez, M. de Leon, J. Hizon, and M. Rosales, “Performance Analysis of Multistage Cross-Coupled Rectifiers using Simulations on 65nm CMOS Process,” IEEE Wireless Power Week (WPW) 2022, July 5-8, 2022, Bordeaux, France.
  • R. G. Antonio and A. Alvarez, “Redundancy Pruning for Binary Hyperdimensional Computing Architectures,” IEEE International Symposium on Circuits and Systems (ISCAS) 2022, May 27-June 1, 2022, Austin, TX, USA.

  • I.C. Fernandez, M.T. de Leon, A. Alvarez, J.R. Hizon, and M. Rosales,  “Properties and Design of CMOS Thyristor Delay Elements,” Journal of Integrated Circuits and Systems, 17(1), pp. 1-7, April 2022.

  • P.M. Tingzon, H.A. Husay, N.I. Cabello, J.J. Eslit, K. Cook, J. Kapraun, A. Somintac, M.T. de Leon, M. Rosales, A. Salvador, C. Chang-Hasnain, and E. Estacio, “Indirect stress and air-cavity displacement measurement of MEMS tunable VCSELs via micro-Raman and micro-photoluminescence spectroscopy,” Semiconductor Science and Technology, vol. 37, no. 3, January 2022.

2021

  • S. Mindoro, J. Cabuyadao, A. Leynes, M. Ralota, Z. Sanchez, J. Hizon,  M. Rosales, and M. de Leon, “A CMOS Power Management Unit with Undervoltage Lockout Circuit as Startup for Piezoelectric Energy Harvesting Applications,” International System-on-Chip Design Conference (ISOCC) 2021, October 6-9, 2021, Korea (presented virtually)
  • A. Leynes, J. Hizon, M. de Leon, and M. Rosales, “Asymmetric Charge Transfer Scheme Model in ML-SHHC with Consistent Power Extraction Improvement for Piezoelectric Energy Harvesters,” International System-on-Chip Design Conference (ISOCC) 2021, October 6-9, 2021, Korea. (presented virtually)
  • L. Quizon, A. Alvarez, C. Santos, M. Rosales, J. Hizon, and M. Sabino, “A Voltage‐Controlled Magnetic Anisotropy based True Random Number Generator,” International System-on-Chip Design Conference (ISOCC) 2021, October 6-9, 2021, Korea. (presented virtually)
  • M. D. Alea and L. P. Alarcón, “Gate Current Cancellation Using a Replica PMOS and Digital Feedback for Temperature-coefficient Reduction on an Ultra-low Power Voltage Reference,” 2021 4th International Conference on Circuits, Systems and Simulation (ICCSS), 2021, pp. 83-88, 26-28 May 2021, Virtual conference
  • J. Manzano, M. Vasquez Jr., M. Rosales, and M. de Leon, “Characterization and Modeling of Surface Roughness on a Silicon/PZT Unimorph Cantilever using Finite Element Method,” Journal of Fluid Flow, Heat, and Mass Transfer, vol. 8, pp. 135-146, 2021.
  • P. A. D. Legaspi and L. P. Alarcón, “Input Power Range Extension Using Duty-Cycling and Granularity Reduction in a 5.8GHz RF Energy Harvester Dynamic Matching Circuit,” 2021 IEEE Region 10 Symposium (TENSYMP), 2021, pp. 1-6, doi: 10.1109/TENSYMP52854.2021.9550954.

2020

  • I. Fernandez, M. de Leon, A. Alvarez, and M. Rosales, “An Energy-Efficient Temperature Sensor Using CMOS Thyristor Delay Elements“, 32nd International Conference on Microelectronics (ICM2020), December 14-17, 2020, Virtual conference.
  • J. Eslit, M. de Leon, and M. Rosales, “High Contrast Gratings (HCG) MEMS-Tunable VCSEL Compact Model“, 32nd International Conference on Microelectronics (ICM2020), December 14-17, 2020, Virtual conference. (First Place, Best Paper Award)
  • M. Adonis, R. Forteza, A. Ramos, A. Alvarez, M. de Leon, J. Hizon, M. Sabino, C. Santos and M. Rosales, “FPGA-based Features Extraction Sensor for Lettuce Crop“, IEEE Region 10 Conference (TENCON 2020), November 16-19, 2020, Online conference.
  • V. Baylosis, P. Chua, M. Neri, R. Ridao, A. Tan, M. de Leon, J. Hizon, M. Sabino, C. Santos, M. Rosales, and A. Alvarez, “Design and Implementation of a Pipelined RV32IMC Processor with Interrupt Support for Large-Scale Wireless Sensor Networks“, IEEE Region 10 Conference (TENCON 2020), November 16-19, 2020, Online conference.
  • R. Antonio and A. Alvarez, “Bit-Selection Control for Energy-Efficient Hand-written Digits Recognition Hyperdimensional Computing Architecture” , IEEE Region 10 Conference (TENCON 2020), November 16-19, 2020, Online conference.
  • A. Torreno, M. de Leon, M. Rosales, and A. Alvarez, “Power and Area Oriented Implementations of Lightweight Cryptographic Algorithms for Wireless Sensor Networks“, IEEE Region 10 Conference (TENCON 2020), November 16-19, 2020, Online conference.
  • J. Manzano, M. Vasquez, M. Rosales, and M. de Leon, “Numerical Modeling of Surface Roughness Effects on the Natural Frequency of a Silicon Cantilever“, International Conference on Energy Harvesting, Storage, and Transfer (EHST’20), November 15-17, 2020, Virtual conference.
  • C. Dia, R. Himor, A. Alvarez, J. Hizon, M. Rosales, M. Sabino, C. Santos and M. de Leon, “Interface for Shock Inputs in Piezoelectric Energy Harvesting using Synchronous Electric Charge Extraction“, International System-on-Chip Design Conference (ISOCC) 2020, October 21-24, 2020, Korea. (presented virtually)
  • A. Caburnay, J. Reyes, A. Alvarez, M. de Leon, J. Hizon, M. Rosales, C. Santos and M. Sabino, “Design Space Exploration of a 512KB STT-Assisted SOT MRAM Cache“, International System-on-Chip Design Conference (ISOCC) 2020, October 21-24, 2020, Korea. (presented virtually)
  • S. Quintans, F. Narcida, J. Tordesillas, A. Alvarez, M. de Leon, J. Hizon, M. Sabino, C. Santos and M. Rosales, “5 Gb/s Optical Transceiver for MEMS Tunable HCG-VCSEL in 65 nm CMOS“, International System-on-Chip Design Conference (ISOCC) 2020, October 21-24, 2020, Korea. (presented virtually)
  • R. Alsim, A. Alvarez, M. de Leon, M. Rosales, M. Sabino, C. Santos and J. Hizon, “A Top-Down Approach of a Low Noise Amplifier Design Using Verilog-A“, International System-on-Chip Design Conference (ISOCC) 2020, October 21-24, 2020, Korea. (presented virtually)
  • A. Ting, A. Alvarez, M. de Leon, J. Hizon, M. Rosales, M. Sabino, and C. Santos, “Designing a Class E Power Amplifier through Modeling in Verilog-A“, International System-on-Chip Design Conference (ISOCC) 2020, October 21-24, 2020, Korea. (presented virtually)

2019

  • P. Panis, M. Ralota, J. Matanguihan, A. Alvarez, J. Hizon, M. Rosales, C. Santos and M. de Leon,” Design and Implementation of a Self-starting Thermal Energy Harvester with Resonant Startup and Maximum Power Point Tracking Capabilities for Wireless Sensor Nodes“,  International System-on-Chip Design Conference (ISOCC) 2019, October 6-9, 2019, Korea.
  • H. Benitez, C. Cabuso, M. de Leon, J. Hizon and M. Rosales,”An SDR-based WSN Testbed for RF Front End Simulation and Experimentation“,  International System-on-Chip Design Conference (ISOCC) 2019, October 6-9, 2019, Korea.
  • A. Manabat, C. Marcelo, A. Quinquito, and A. Alvarez, “Energy-Quality Scalability of Hyperdimensional Computing for Character Recognition in 65nm CMOS“,  International System-on-Chip Design Conference (ISOCC) 2019, October 6-9, 2019, Korea. (DB Hitek Best Paper Award)
  • A. Manabat, C. Marcelo, A. Quinquito, and A. Alvarez, “Performance Analysis of Hyperdimensional Computing for Character Recognition“, International Symposium on Multimedia and Communication Technology (ISMAC) 2019, August 19-21, 2019, Quezon City, Philippines.
  • K. Juntado, D. Estarija, M. Panagsagan, A. Alvarez, M. de Leon, M. Rosales, C. Santos, and J. Hizon, “Design and Implementation of a Baseband LoRa Demodulator Using De-chirp Method“, International Symposium on Multimedia and Communication Technology (ISMAC) 2019, August 19-21, 2019, Quezon City, Philippines.
  • J. Jamir, J. Roberto, J.  Reyes, A. Alvarez, M. de Leon, M. Rosales, J. Hizon, and C. Santos, “Varying Resolution Pipelined ADC for Direct IF Sampling Receiver in Wireless Sensor Networks“, International Symposium on Multimedia and Communication Technology (ISMAC) 2019, August 19-21, 2019, Quezon City, Philippines.
  • H. Benitez, C. Cabuso, M. de Leon, J. Hizon and M. Rosales, “Implementation of a Physical Layer Wireless Sensor Network Testbed Using Software Defined Radios“, International Symposium on Multimedia and Communication Technology (ISMAC) 2019, August 19-21, 2019, Quezon City, Philippines.
  • Y. Macayana, V. Coronel, I. Fernandez, K. Ung, C. Miras, C. Densing, D. Ong, I. Austria, M. Talampas, N. Tiglao, M. de Leon, P. Magpantay, and M. Rosales, “Implementation of 6LoWPAN and Controller Area Network for a Smart Hydroponics System“, in 2019 Global IoT Summit, June 17-21, 2019, Aarhus, Denmark.
  • F. Galapon, M. Agaton, A. Leynes, L. Noveno, A. Alvarez, C. Densing, J. Hizon, M. Rosales, M. de Leon, R. Maestro, “A 0.5V Low-Power All-Digital Phase-Locked Loop in 65nm CMOS Process” Journal of Low Power Electronics, vol. 15 no. 1, pp 65-75, March 2019.

2018

  • Santos, C., Alarcón, L., “Modeling of Errors in a Digital Energy Detector for On-Off Keying Receivers“, The IEEE Region 10 Symposium (TENSYMP) 2018, July 4-6, 2018, Sydney, NSW, Australia
  • Densing, C. V., “Asynchronous MOUSETRAP Implementation of AES-128 Encryption Using 65nm Standard Cells“, The IEEE Region 10 Symposium (TENSYMP) 2018, July 4-6, 2018, Sydney, NSW, Australia
  • G. Evidente, S. Mindoro, A. Alvarez, C. Densing, R. Maestro, M. Rosales, M.  de Leon, “An Ultra-Low Power Direct Active-RF Detection Wake-Up Receiver with Noise-Cancelling Envelope Detector in 65 nm CMOS Process” in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  • G. Cabrera, J. Credo, G. Evidente, R. Malatbalat, S. Mindoro, A. Sanico, A. Alvarez, C. Densing, R. Maestro, M. Rosales, M. de Leon, “A 2.4 GHz Energy-efficient Short-range Receiver with Wake-up and Multiple Gain Settings for Wireless Sensor Networks” in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  • K. Yu, R. Maestro, M. de Leon, “A Study on the Effectiveness of Using a Hybrid Topology in Improving the Power Efficiency and Voltage Regulation over a Wide Input Range of DC-DC Converters”  in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  • A. Balde, J. Cabuyadao, C. Densing, J. Hizon, M. Rosales, R. Maestro, M. de Leon, “Low Power Converter for Capacitive Sensors Using Capacitance-to-Pulse Width Modulation” in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  • A. Antenor, K. Campang, K. Rafols, A. Alvarez, M. de Leon, C. Densing, R. Maestro, M. Rosales, “Design and Implementation of a Thermoelectric Energy Harvesting Interface Circuit with Maximum Power Point Tracking and Self-Startup Capability for Wireless Sensor Nodes” in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  • F. Galapon, M. Agaton, A. Leynes, L. Noveno, A. Alvarez, C. Densing, J. Hizon, M. Rosales, M. de Leon, R. Maestro, “A 0.5V Low-Power All-Digital Phase-Locked Loop in 65Nm CMOS Process for Wireless Sensing Applications” in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  • N. Cabigao, M. Gonzaga, H. Laure, M. de Leon, J. Hizon, M. Rosales, A. Alvarez, C. Densing, “Design of Multiple Prediction Complexity Configurations for an FPGA-Based H.264 Baseline Profile Encoder”  in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  • U. Agub, J. Aquino, J. Beano, R. Monsayac, A. Alvarez, M. de Leon, C. Densing, J. Hizon, R. Maestro, M. Rosales, “A Study on Coarse Stage Bit Allocation to Improve Power Efficiency of a 10-Bit Coarse-Fine SAR ADC Implemented in 65 nm CMOS Process for Environmental Sensing Applications” in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  •  Z. Sanchez, S. Vasquez, J. Hizon, R. Maestro, M. de Leon, M. Rosales, “A gm/ID Based Algorithm for the Design of CMOS Miller Operational Amplifiers in 65 nm Technology” in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  • G. Manarang, R. Mina, M. Salvador, M. de Leon, M. Rosales, C. Densing, A. Alvarez, “Hardware-Based Model of Node Clustering Using Q-Learning for Wireless Sensor Networks” in IEEE TENCON 2018, October 28-31, 2018, Jeju, Korea.
  • F. Galapon, M. Agaton, A. Leynes, L. Noveno, A. Alvarez, C. Densing, J. Hizon, M. Rosales, M. de Leon, R. Maestro, “Power Optimization of a 0.5V 0.286-to-18MHz ADPLL in 65nm CMOS Process” in NGCAS 2018, November 20, 2018, Malta.

2017

  • Chua, A., Alarcón, L., “A 450kHz PVT-Resilient All-Digital BPSK Demodulator for Energy Harvesting Sensor Nodes”, 2017 IEEE International Symposium on Circuits & Systems (ISCAS), 28-31 May 2017. Baltimore, MD
  • A. Chua, R. Maestro, J. Jardin, K. Monisit, R. Nuestro, K. Fabay, B. Pelayo, W. Lofamia, J. Ortiz, J. Madamba, L. Alarcon, “Smart-wire: A 0.5V 44uW 0°C to 100°C power-line energy harvesting sensor node”, 2017 IEEE Custom Integrated Circuits Conference (CICC), Austin, TX, April 30 – May 3, 2017, pp. 1-4.
  • R. Antonio, A. Ison, A. Pajado, W. Lim, D. Roque, R. Yutuc, C. Densing, M. de Leon, M. Rosales, L. Alarcon, “Implementation of dynamic voltage frequency scaling on a processor for wireless sensing applications”, in IEEE TENCON 2017, November 5-8, 2017, Penang, Malaysia.
  • J. Eslit, K. Olasiman, K. Uy, M. de Leon, C. Densing, M. Rosales, L. Alarcon, “Switched-capacitor regulator with digital feedback”, in IEEE TENCON 2017, November 5-8, 2017, Penang, Malaysia.
  • D. Bernardo, D. Lopez, J. Lopez, M. de Leon, M. Rosales, L. Alarcon, “0.5V output digital low dropout (DLDO) voltage regulator with VCO-based digital feedback loop”, in IEEE TENCON 2017, November 5-8, 2017, Penang, Malaysia.
  • M. Huab, L. Alarcon, C. Densing, R. Maestro, M. Rosales, M. de Leon, “Implementation of a maximum power point tracking system and an LDO regulator for interface circuits of solar energy harvesters for wireless sensor nodes”, in IEEE TENCON 2017, November 5-8, 2017, Penang, Malaysia.
  • E. Clavo de Comer, V. Coronel, Y. Macayana, L. Manalac, A. Torreno, L. Alarcon, M. de Leon, C. Densing, M. Rosales, R. Maestro, “A study on partial reconfiguration with compression via modularizing secondary processes of a general purpose processor”, in IEEE TENCON 2017, November 5-8, 2017, Penang, Malaysia.
  • J. Dimayuga, I. Fernandez, A. Lopez. R. Pangilinan, L. Alarcon, M. de Leon, R. Maestro, M. Rosales, C. Densing, “A study on the effects of dynamic voltage and frequency scaling on an error detection for a LoRa communications system”, in IEEE TENCON 2017, November 5-8, 2017, Penang, Malaysia.
  • D. Dellosa, B. Del Mundo, G. Manzanares, E. Marqueses, E. Valverde, L. Alarcon, C. Densing, R. Maestro, M. Rosales, M. de Leon, “Design of sigma-delta analog-to-digital converters implemented in 65nm digital CMOS process for LoRa”, in IEEE TENCON 2017, November 5-8, 2017, Penang, Malaysia.
  • M. De Vera, C Garcia, L. Marifosque, J. Palafox, D. Soriano, L. Alarcon, C. Densing, M. de Leon, R. Maestro, M. Rosales, “Designing wireless transceiver blocks for LoRa application”, in IEEE TENCON 2017, November 5-8, 2017, Penang, Malaysia.

2016

  • Lim, Eugene; Chua, Adelson; “Error Rate Control through Dynamic Frequency Scaling for Minimum-Energy Point Operation in Razor-Based Processors”, in IEEE TENCON 2016, November 22-25, 2016, Singapore
  • Bacquiran, Alvionne; Hizon, John Richard; Alarcon, Louis; “PVT-Aware Digital Techniques for a Power Line Energy-Harvesting Sensor Node”, in IEEE International Symposium on Circuits and Systems (ISCAS) 2016, May 22-26, 2016, Montreal, Canada
  • Alea, Mark Daniel; Hizon, John Richard; Alarcon, Louis; “Analysis on the error contribution of various leakages to an ultra-low power voltage reference for WSNs”, in IEEE Region 10 Symposium (TENSYMP) 2016, May 9-11, 2016, Bali, Indonesia

2015

  • Alea, Mark Daniel D.; Alarcon, Louis P.; Hizon, John Richard E., “A modified class of Seok ultra-low power voltage references for wireless sensor nodes,” in TENCON 2015 – 2015 IEEE Region 10 Conference , vol., no., pp.1-4, 1-4 Nov. 2015, Macau.
  • Panes, Alyzza Mae; Cabanlong, John Felix; Inocencio, Dean Carlo; Lodronio, Chaim Louis; Hizon, John Richard; Alarcon, Louis, “An energy efficient 2.4GHz OOK RF transceiver implemented in a 65nm CMOS process,” in TENCON 2015 – 2015 IEEE Region 10 Conference , vol., no., pp.1-6, 1-4 Nov. 2015, Macau.
  • Legaspi, Patrice Abbie D.; Khan, Kevin K.; Santiago, Kathleen D.; Sayson, Don F.; Aquino, Hadrian O.; Densing, Chris Vincent J.; Hizon, John Richard E.; Alarcon, Louis P., “Porting an Operating System on an ARM-based sensor platform,” in TENCON 2015 – 2015 IEEE Region 10 Conference , vol., no., pp.1-3, 1-4 Nov. 2015, Macau.
  • Chua, A.N.; Maestro, R.J.M.; Alba, M.E.V.; Lofamia, W.V.V.; Fabay, K.B.; Jardin, J.C.; Jocson, K.J.; Pelayo, B.R.; Madamba, J.A.R.; Hizon, J.R.E.; Alarcón, L.P., “Delay Variation Compensation through Error Correction using Razor,” 6th International Workshop on CMOS Variability (VARI 2015). 1-4 September 2015, Bahia, Brazil.

2014

  • Anne Lorraine S. Luna, John Richard E. Hizon, and Louis P. Alarcon, “Timing Analysis and Optimization of Voltage Scaled CMOS Digital Circuits with Dual-Vth Devices“, APCCAS 2014 – IEEE Asia Pacific Conference on Circuits and Systems, Nov 17-20, 2014, Ishigaki Island, Japan
  • Floro Barot Jr., Maria Fe G. Bautista, Hani Herbert L. Ho, Carl Christian E. Misagal, Joseph Leandro B. Peje, John Richard E. Hizon, Louis P. Alarcon, “An Ultra Low-Voltage Standard Cell Library in 65-nm CMOS Process Technology“, TENCON 2014 – IEEE Region 10 Conference, Oct 22-27, 2014, Bangkok, Thailand
  • Percival Magpantay, Igor Paprotny, Rafael Send, Qiliang Xu, Chris Sherman, Louis Alarcon, Richard White, and Paul Wright, “Energy Monitoring in Smart Buildings Using Wireless Sensor Networks“, SMART 2014: The Third International Conference on Smart Systems, Devices and Technologies, Jul 20-24, 2014, Paris, France
  • Sherlyn C. dela Cruz, Christian Raymund K. Roque, Louis P. Alarcon, “1.2V 5.8GHz 90nm CMOS RF Power Amplifier Parameter Enhancement Techniques“, TENSYMP 2014 – IEEE Region 10 Technical Symposium 2014, Apr 14-16, 2014, Kuala Lumpur, Malaysia (link)

2013

  • Mark Daniel D. Alea, Lei Angelique I. Azurin, Patrick Vincent F. Bamba, Marlon C. Maramba, Evoanne D. Santos, Louis P. Alarcon, John Richard E. Hizon, Christian Raymund K. Roque, “Developing an ARM-based Sensor Platform“, TENCON 2013 – 2013 IEEE Region 10 Conference, Oct 22-25, 2013, Xi’an, China (link)
  • Hearty Z. Abadies, Anastacia B. Alvarez, Joy Alinda R. Madamba, Louis P. Alarcon, “The Effects of Integrated Controller Techniques on the Flash Memories“, International SoC Design Conference (ISOCC) 2013, Nov. 17-18, 2013, Busan, South Korea (link)
  • Chua, A.; Luna, A. L.; Roque, C. R.; Alarcon, L.; Oppus, C.; Yap, R.; Zafra, E. A.; Lambino, M.; Garcia, R.; Hizon, J. E., “Driving Philippine Microelectronics Education Development with Multi-University Collaboration,” Microelectronic Systems Education (MSE), 2013 IEEE International Conference on , vol., no., pp.52,55, 2-3 June 2013 (link)
  • Maestro, R. J. M.; Aquino, H. R. O.; Alarcon, L. P.; Hizon, J. R. E., “Improving an undergraduate laboratory course for semiconductor device theory to enhance an IC design program,” Microelectronic Systems Education (MSE), 2013 IEEE International Conference on , vol., no., pp.60,63, 2-3 June 2013
  • Cabebe, M.J., Gallego C., Hizon, J.E., Alarcon, L., “Design Tradeoffs of 0.5V Folded Cascode OTA in 65nm CMOS Process“, Proceeding of the IEEE Tencon Spring 2013 Conference, 17-19 April 2013, Sydney, Australia.
  • Maestro, R.J.M.; Aquino, H.R.O.; Alarcon, L.P.; Hizon, J.R.E, “Using a Custom Designed IC for Teaching Undergraduate Semiconductor Device Theory,” Proceedings of 5th AUN/SEED-Net Regional Conference in Electrical and Electronics Engineering, 4-5 Feb. 2013

2012

  • Alba, M.E.V.; Chua, A.N.; Lofamia, W.V.V.; Maestro, R.J.M.; Hizon, J.R.E.; Madamba, J.A.R.; Aquino, H.R.O.; Alarcon, L.P., “An aggressive power optimization of the ARM9-based core using RAZOR,” TENCON 2012 – 2012 IEEE Region 10 Conference , vol., no., pp.1,5, 19-22 Nov. 2012
  • Fabay, K.B.F.; Jardin, J.C.F.; Jocson, K.J.C.; Pelayo, B.R.D.; Alvarez, A.B.; Madamba, J.A.R.; Alarcon, L.P., “A test port for interfacing and debugging ARM9 processors implemented in FPGA,” TENCON 2012 – 2012 IEEE Region 10 Conference , vol., no., pp.1,5, 19-22 Nov. 2012
  • De Guzman, C.L.S.; Nuestro, R.C.; Roque, C.K.; Alarcon, L.P., “Switched-capacitor converter with low dropout voltage regulator for wireless sensor nodes,” TENCON 2012 – 2012 IEEE Region 10 Conference , vol., no., pp.1,6, 19-22 Nov. 2012
  • Amistoso, R.M.F.; Bautista, M.J.A.; Delos Santos, R.K.D.P.; Ortiz, J.R.R.; Alarcon, L.P.; Ballesil-Alvarez, A.; Hizon, R.E., “1V supply 16-bit second order Sigma-Delta modulator in a 90nm CMOS process,” TENCON 2012 – 2012 IEEE Region 10 Conference , vol., no., pp.1,4, 19-22 Nov. 2012

2011

  • S. Sebastian, A. Tang, A. Alvarez, J. Reyes. “Implementation of the Phase II Compiler for the ARM7TDMI-S Dual-Core Microprocessor“. Proceedings of the 2nd International Conference on Intelligent Systems, Modeling and Simulation (ISMS2011). Phnom Penh, Cambodia. January 24-28, 2011.
  • C. Arandilla, A. Alvarez, C. Roque. “Static Noise Margin of 6T SRAM Cell in 90-nm CMOS”. UKSim-AMSS 13th International Conference on Modelling and Simulation. 30 March – 1 April 2011. England.
  • J.B. Constantino, J.A. Madamba. “Static Dual Edge Flip Flop Implementations of the 90nm Process“. Asia Modeling Symposium 2011. Manila, Philippines. May 23-27, 2011.
  • S.J.A. Sebastian, J.A. Madamba. “Logic Style Comparison Using 32-Bit CLA in 90Nm Technology“. Asia Modeling Symposium 2011. Manila, Philippines. May 23-27, 2011.
  • A.J. Tang, J.A. Madamba. “Comparative Analysis of Low Power Multiplier Architectures“. Asia Modeling Symposium 2011. Manila, Philippines. May 23-27, 2011.
  • Arandilla, C.D.C.; Madamba, J.A.R.; , “Comparison of Replica Bitline Technique and Chain Delay Technique as Read Timing Control for Low-Power Asynchronous SRAM,” Modelling Symposium (AMS), 2011 Fifth Asia , vol., no., pp.275-278, 24-26 May 2011

2010

  • R. Reas, A. Alvarez, J. Reyes. “Simulation of Standard Benchmarks in Hardware Implementations of L2 Cache Models in Verilog HDL”. Proceedings of the 12th International Conference on Computer Modelling and Simulation (UKSim2010). England. March 24-26, 2010.
  • J. Zarsuela, A. Alvarez, J.A. Reyes. “A Simulation of Cache Sub-banking and Block Buffering as Power Reduction Techniques for Multiprocessor Cache Design”, 12th International Conference on Computer Modelling and Simulation (UKSim2010). England. March 24-26, 2010.
  • Almazan, S.P.; de Leon, M.T.; “A 3rd order butterworth gm-C filter for WiMAX receivers in a 90nm CMOS process,” 12th International Conference on Computer Modelling and Simulation (UKSim2010). England. March 24-26, 2010.
  • Lorenzo, M.G.; de Leon, M.T.; “Comparison of LNA topologies for WiMAX applications in a standard 90nm CMOS process,” 12th International Conference on Computer Modelling and Simulation (UKSim2010). England. March 24-26, 2010.
  • A. Alvarez, A. Buenaventura, C. Miranda, J. Reyes, M. Salvacion, “Power Optimized Partial Scan BIST Implementation on DLX Microprocessor”. Proceedings of the 3rd AUN/SEED-Net Regional Conference in Electrical and Electronics Engineering: International Conference on System on Chip Design Challenges (ICoSoC 2010). Manila, Philippines. September 8-9, 2010.
  • J. Abatayo, C. Densing, C. Magnaye, A. Alvarez, J. Reyes. “Design and Implementation of ARM7 Microprocessor with Single-Precision Floating-Point Coprocessor”. Proceedings of the 3rd AUN/SEED-Net Regional Conference in Electrical and Electronics Engineering: International Conference on System on Chip Design Challenges (ICoSoC 2010). Manila, Philippines. September 8-9, 2010.
  • M.E. Domingo, F. Ostia, R. Reas, L. Alarcon, A. Alvarez, “Comparative Study of Low-Leakage SRAM Structures Using 90nm CMOS Technology”. Proceedings of the IEEE Region 10 Conference 2010 (TENCON2010). Fukuoka, Japan. November 21-24, 2010.
  • Gomez, F.R.I.; de Leon, M.T.; Roque, C.R.K.; “Active balun circuits for WiMAX receiver front-end,” TENCON 2010 – 2010 IEEE Region 10 Conference, pp.1156-1161, 21-24 Nov. 2010.
  • dela Cruz, S.; delos Reyes, M.G.; Alvarez, A.; de Leon, M.T.; Roque, C.R.; , “Design and implementation of passive RF-DC converters for RF power harvesting systems,” TENCON 2010 – 2010 IEEE Region 10 Conference , vol., no., pp.1503-1508, 21-24 Nov. 2010.
  • Arandilla, C.C.; Constantino, J.B.A.; Glova, A.O.M.; Ballesil-Alvarez, A.P.; Reyes, J.A.P.; , “High-level implementation of the 5-stage pipelined ARM9TDM core,” TENCON 2010 – 2010 IEEE Region 10 Conference , vol., no., pp.1696-1700, 21-24 Nov. 2010
  • Alunan, L.I.M.; de Leon, M.T.G.; Roque, C.R.K.; , “System-level simulation and analysis of a WiMAX direct-conversion receiver in 90nm CMOS,” TENCON 2010 – 2010 IEEE Region 10 Conference , vol., no., pp.1129-1134, 21-24 Nov. 2010

2009

  • T. Abaya; D.M. Ancajas; A. Ballesil-Alvarez; L. Alarcon, “0.6V Correlators for WLAN Receivers”, Proceedings of the IEEE Sarnoff Symposium, New Jersey, USA. March 30 – April 1, 2009. (ISBN: 978-1-4244-2483-2)
  • C.L. Dumaguing, A.K. Khan, M.A. Parungao, A. Alvarez, J.A. Reyes. “An Asynchronous Implementation of a 32-bit DLX Microprocessor”. Synopsys Users Group Singapore Proceedings. Singapore, August 18, 2009.
  • Almazan, S. P., L. I. Alunan, F. R. Gomez, J. M. Jarillas, M. T. Gusad, and M. Rosales. “Monolithic CMOS current-mode instrumentation amplifiers for ECG signals.” In 13th International Conference on Biomedical Engineering, pp. 846-850. Springer Berlin Heidelberg, 2009.
  • Almazan, S.P.; Alunan, L.I.; Gomez, F.R.; Jarillas, J.M.; Gusad, M.T.; Rosales, M.; “Monolithic CMOS voltage-mode instrumentation amplifiers for ECG signals,” IEEE Regional Symposium on Micro and Nano Electronics. Khota Bharu, Malaysia, 2009.
  • dela Cruz, S.C.; delos Reyes, M.; Gaffud, T.C.; Abaya, T.; Gusad, M.; Rosales, M.D.; , “Design and implementation of operational amplifiers with programmable characteristics in a 90nm CMOS process,” Circuit Theory and Design, 2009. ECCTD 2009. European Conference on , vol., no., pp.209-212, 23-27 Aug. 2009.
  • M.G. delos Reyes, S. dela Cruz, A. Alvarez, M.T. de Leon, C.R. Roque. “Design and Implementation of Passive Voltage Multipliers for RF Power Harvesting Systems”. Proceedings of the National Electrical, Electronics and Computing Conference 2009. Manila, Philippines, December 9-11, 2009.
  • A.L. Luna, M.P.R. Sabino, C.M. Mantaring, A. Alvarez, J.A. Reyes. “Implementation of the Complete ARM7TDMI-S Instruction Set on a Debug Capable Core”. Proceedings of the National Electrical, Electronics and Computing Conference 2009. Manila, Philippines, December 9-11, 2009.
  • C.L. Dumaguing, A.K. Khan, M.A. Parungao, A. Alvarez, J.A. Reyes. “An Asynchronous Implementation of a 32-bit DLX Microprocessor”. Proceedings of the International Conference on Information and Multimedia Technology (ICIMT 2009). Jeju Island, South Korea, December 18-19, 2009. (ISBN: 978-0-7695-3922-5)

2008

  • Almazan, S.; Zarsuela, J.V.; Ballesil, A.P.; Alarcon, L.P.; , “A Study on the effect of varying voltage supply on the performance of voltage sense amplifiers for 1-Transistor DRAM memories,” Semiconductor Electronics, 2008. ICSE 2008. IEEE International Conference on , vol., no., pp.108-112, 25-27 Nov. 2008
  • Dioquino, D.A.M.; Rosario, K.J.S.; Supe, H.F.; Zarsuela, J.V.; Ballesil, A.P.; Reyes, J.A.; , “DLX HOTOKADA: A design and implementation of a 32-bit dual core capable DLX microprocessor with single level cache,” Electronics, Circuits and Systems, 2008. ICECS 2008. 15th IEEE International Conference on , vol., no., pp.466-469, Aug. 31 2008-Sept. 3 2008
  • Lorenzo, M.A.G.; Tan, W.M.; Ballesil, A.P.; Alarcon, L.P.; , “Experimental analysis of read related transistors’ gate width sizing effects on the 3T1D DRAM access time curve,” Semiconductor Electronics, 2008. ICSE 2008. IEEE International Conference on , vol., no., pp.450-454, 25-27 Nov. 2008

 2007

  • Abaya, T.V.; Manio, C.L.; Marasigan, M.K.; Gusad, M.T.; Hizon, J.R.; Rosales, M.; , “ZigBee-compliant fully-integrated delta-sigma analog-to-digital converters implement in 0.25 um CMOS process,” Communications and Information Technologies, 2007. ISCIT ’07. International Symposium on , vol., no., pp.49-54, 17-19 Oct. 2007
  • Lorenzo, M.A.G.; Manzano, A.A.S.; Gusad, M.T.A.; Hizon, J.R.E.; Rosales, M.D.; , “Design and implementation of CMOS rail-to-rail operational amplifiers,” Communications and Information Technologies, 2007. ISCIT ’07. International Symposium on , vol., no., pp.61-66, 17-19 Oct. 2007
  • Domingo, M.E.; Azucena, N.; Castro, C.M.; Herber, T.J.; Pajarillo, B.; Visaya, M.; Ballesil, A.; Reyes, J.A.; Hizon, J.R.; , “High-level implementation of an ARM7 microprocessor with multicore capabilities,” TENCON 2007 – 2007 IEEE Region 10 Conference , vol., no., pp.1-4, Oct. 30 2007-Nov. 2 2007
  • Ancajas, D.M.B.; Ballesil, A.P.; Hizon, J.R.E.; Opelinia, E.A.; Reyes, J.A.P.; Sepillo, A.G.L.; Sumalia, W.A.; Tan, W.M.; , “Dual core capability of a 32-bit DLX microprocessor,” TENCON 2007 – 2007 IEEE Region 10 Conference , vol., no., pp.1-4, Oct. 30 2007-Nov. 2 2007
  • Aguilar, J.E.H.; Reas, R.M.; Villangca, J.B.B.; Ballesil, A.P.; Reyes, J.A.P.; , “DLX gold: design and implementation of a DLX microprocessor with single precision floating- point operations,” TENCON 2007 – 2007 IEEE Region 10 Conference , vol., no., pp.1-4, Oct. 30 2007-Nov. 2 2007

2006

  • Gusad, Maria Theresa A.; Alarcon, Louis P.; , “Comparison of CMOS LNAs Implemented with Different Capacitor and Inductor Structures,” Microwave Conference, 2006. APMC 2006. Asia-Pacific , vol., no., pp.397-400, 12-15 Dec. 2006
  • Albason, A.C.B.; Axalan, N.M.L.; Gusad, M.T.A.; Hizon, J.R.E.; Rosales, M.D.; , “Design Methodologies for Low-Power CMOS Operational Amplifiers in a 0.25μm Digital CMOS Process,” TENCON 2006. 2006 IEEE Region 10 Conference , vol., no., pp.1-4, 14-17 Nov. 2006
  • Gusad, M.T.A.; Alarcon, L.P.; , “A Study on the Effects of the Structure of Passive Devices on the Performance of CMOS Low-Noise Amplifiers,” TENCON 2006. 2006 IEEE Region 10 Conference , vol., no., pp.1-4, 14-17 Nov. 2006
  • Hizon, J.R.E.; Rosales, M.D.; Tan, H.L.B.; Alarcon, L.P.; Sabido, D.J.; , “RF passives for a 0.25 μm digital CMOS process,” Microwave Conference, 2006. APMC 2006. Asia-Pacific , vol., no., pp.1333-1336, 12-15 Dec. 2006
  • Mangaser, J.E.R.; Gutierrez, M.C.N.; Hizon, J.R.E.; Alarcon, L.P.; , “A Study on RF Transistor Implementations on a 0.25 μm Digital CMOS Process,” TENCON 2006. 2006 IEEE Region 10 Conference , vol., no., pp.1-4, 14-17 Nov. 2006

2005

  • Hizon, J.R.E.; Rosales, M.D.; Alarcon, L.P.; Sabido, D.J.; , “Integrating spiral inductors on 0.25 μm epitaxial CMOS process,” Microwave Conference Proceedings, 2005. APMC 2005. Asia-Pacific Conference Proceedings , vol.1, no., pp. 4 pp., 4-7 Dec. 2005
  • Gusad, M.T.A.; Alarcon, L.P.; , “Design Methodology for CMOS Low-Noise Amplifiers Using Power Matching Techniques,” TENCON 2005 2005 IEEE Region 10 , vol., no., pp.1-5, 21-24 Nov. 2005
  • Rosales, M.D.; Hizon, J.R.E.; Alarcon, L.P.; Sabido, D.J.; , “Monolithic Spiral Inductors for a 0.25 μm Digital CMOS Process,” TENCON 2005 2005 IEEE Region 10 , vol., no., pp.1-6, 21-24 Nov. 2005
  • Hizon, J.R.E.; Rosales, M.D.; Alarcon, L.P.; Sabido, D.J.; , “Spiral Inductor Coupling on 0.25 μm Epitaxial CMOS Process,” TENCON 2005 2005 IEEE Region 10 , vol., no., pp.1-5, 21-24 Nov. 2005

2004

  • Hizon, J.R.E.; Rosales, M.D.; Alarcon, L.P.; Sabido, D.J., IX; , “Characterization of monolithic spiral inductors on a 0.25 μm digital CMOS process,” TENCON 2004. 2004 IEEE Region 10 Conference , vol.D, no., pp. 360- 363 Vol. 4, 21-24 Nov. 2004