Design of a 900 MHz Dual-Mode SWIPT for Low-Power IoT Devices

by Hamed Abbasizadeh, Sang Yun Kim, Behnam Samadpoor Rikan, Arash Hejazi, Danial Khan, Young Gun Pu, Keum Cheol Hwang, Youngoo Yang, Dong In Kim, Kang-Yoon Lee
Published 2019-10-01

LUT-Based Focal Beamforming System Using 2-D Adaptive Sequential Searching Algorithm for Microwave Power Transfer

by Jongseok Bae, Sang-Hwa Yi, Hyungmo Koo, Sungjae Oh, Hansik Oh, Woojin Choi, Jaekyung Shin, Chan Mi Song, Keum Cheol Hwang, Kang-Yoon Lee, Youngoo Yang
Published 2020-01-01

A Design of 8 fJ/Conversion-Step 10-bit 8MS/s Low Power Asynchronous SAR ADC for IEEE 802.15.1 IoT Sensor Based Applications

by Deeksha Verma, Khuram Shehzad, Danial Khan, Qurat Ul Ain, Sung Jin Kim, Dongsoo Lee, Younggun Pu, Minjae Lee, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee
Published 2020-01-01

An Ultra-Low Power, Adaptive All-Digital Frequency-Locked Loop With Gain Estimation and Constant Current DCO

by Imran Ali, Hamed Abbasizadeh, Muhammad Riaz Ur Rehman, Muhammad Asif, Seong Jin Oh, Young Gun Pu, Minjae Lee, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee
Published 2020-01-01

A Design of Ambient RF Energy Harvester with Sensitivity of −21 dBm and Power Efficiency of a 39.3% Using Internal Threshold Voltage Compensation

by Danial Khan, Hamed Abbasizadeh, Sang-Yun Kim, Zaffar Hayat Nawaz Khan, Syed Adil Ali Shah, Young Gun Pu, Keum Cheol Hwang, Youngoo Yang, Minjae Lee, Kang-Yoon Lee
Published 2018-05-01

A High Performance Adaptive Digital LDO Regulator With Dithering and Dynamic Frequency Scaling for IoT Applications

by Muhammad Asif, Imran Ali, Danial Khan, Muhammad Riaz Ur Rehman, Qurat- Ul-Ain, Muhammad Basim, Young Gun Pu, Minjae Lee, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee
Published 2020-01-01

A Low-Power 12-Bit 20 MS/s Asynchronously Controlled SAR ADC for WAVE ITS Sensor Based Applications

by Khuram Shehzad, Deeksha Verma, Danial Khan, Qurat Ul Ain, Muhammad Basim, Sung Jin Kim, Behnam Samadpoor Rikan, Young Gun Pu, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee
Published 2021-03-01

A 2.45 GHz High Efficiency CMOS RF Energy Harvester with Adaptive Path Control

by Danial Khan, Muhammad Basim, Khuram Shehzad, Qurat Ul Ain, Deeksha Verma, Muhammad Asif, Seong Jin Oh, Young Gun Pu, Sang-Sun Yoo, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee
Published 2020-07-01

A Design of Small Area, 0.95 mW, 612–1152 MHz Open Loop Injection-Locked Frequency Multiplier for IoT Sensor Applications

by SungJin Kim, Dong-Gyu Kim, Chanho Kim, Dong Soo Lee, Behnam Samadpoor Rikan, YoungGun Pu, Sang-Sun Yoo, Minjae Lee, KeumCheol Hwang, Youngoo Yang, Kang-Yoon Lee
Published 2018-06-01

A Wide Input Range Buck-Boost DC–DC Converter Using Hysteresis Triple-Mode Control Technique with Peak Efficiency of 94.8% for RF Energy Harvesting Applications

by Truong Thi Kim Nga, Seong-Mun Park, Young-Jun Park, Sang-Hyuk Park, SangYun Kim, Truong Van Cong Thuong, Minjae Lee, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee
Published 2018-06-01

A Design of 44.1 fJ/Conv-Step 12-Bit 80 ms/s Time Interleaved Hybrid Type SAR ADC With Redundancy Capacitor and On-Chip Time-Skew Calibration

by Deeksha Verma, Behnam S. Rikan, Khuram Shehzad, Sung Jin Kim, Danial Khan, Venkatesh Kommangunta, Syed Adil Ali Shah, Younggun Pu, Sang-Sun Yoo, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee
Published 2021-01-01

A Design of Adaptive Control and Communication Protocol for SWIPT System in 180 nm CMOS Process for Sensor Applications

by Muhammad Riaz Ur Rehman, Imran Ali, Danial Khan, Muhammad Asif, Pervesh Kumar, Seong Jin Oh, Young Gun Pu, Sang-Sun Yoo, Keum Cheol Hwang, Youngoo Yang, Dong In Kim, Kang-Yoon Lee
Published 2021-01-01

Design of Peak Efficiency of 85.3% WPC/PMA Wireless Power Receiver Using Synchronous Active Rectifier and Multi Feedback Low-Dropout Regulator

by Zaffar Hayat Nawaz Khan, Young-Jun Park, Seong Jin Oh, Byeong Gi Jang, Seong-Mun Park, Hamed Abbasizadeh, Young Gun Pu, Keum Cheol Hwang, Youngoo Yang, Minjae Lee, Kang-Yoon Lee
Published 2018-02-01

Correction to “5.8 GHz 4-Channel Beamforming Tx IC for Microwave Power Transfer”

by Jaekyung Shin, Jongseok Bae, Hyungmo Koo, Sooncheol Bae, Jongyun Na, Hansik Oh, Hyungjin Jeon, Hoseok Jung, Young Chan Choi, Seungmin Woo, Chan Mi Song, Keum Cheol Hwang, Kang-Yoon Lee, Youngoo Yang
Published 2021-01-01

5.8 GHz 4-Channel Beamforming Tx IC for Microwave Power Transfer

by Jaekyung Shin, Jongseok Bae, Hyungmo Koo, Sooncheol Bae, Jongyun Na, Hansik Oh, Hyungjin Jeon, Hoseok Jung, Young Chan Choi, Seungmin Woo, Chan Mi Song, Keum Cheol Hwang, Kang-Yoon Lee, Youngoo Yang
Published 2021-01-01

A High-Efficiency and Wide-Input Range RF Energy Harvester Using Multiple Rectenna and Adaptive Matching

by Hamed Abbasizadeh, Arash Hejazi, Behnam Samadpoor Rikan, Sang Yun Kim, Jongseok Bae, Jong Min Lee, Jong Ho Moon, Jong Jin Park, Young Gun Pu, Keum Cheol Hwang, Youngoo Yang, Dong In Kim, Kang-Yoon Lee
Published 2020-02-01