Patents

Arup K. George, Yeonjae Shin, Junghyup Lee, “Apparatus for Boosting Pulse Based on Differential Bipolar Structure,” KR Patent No. 10-2021-0164502, Nov. 2021. (filed) 

Junghyup Lee, Soonyoung Hong, “Low Power QFSK Demodulator Based on Injection-Locking Ring Oscillator and Operating Method Thereof,” KR Patent No. 10-2021-0070678, Jun. 2021. (filed) 

Junghyup Lee, Soonyoung Hong, “Reconfigurable Sensor Interface Apparatus Capable of Sensing Multiple Sensing Factors and Operation Method Thereof,” KR Patent No. 10-2021-0070258, May, 2021. (filed)

Junghyup Lee, Soonyoung Hong, “Low Power FSK Demodulator Based on Injection-Locking Ring Oscillator and Operating Method Thereof,” KR Patent No. 10-2020-0145128, Nov. 2020. (filed)

Junghyup Lee, Arup K. George, Minkyu Je, “Differential Relaxation Oscillator Reducing Effect due to Noise by Using Differential Structure and Swing Booster Technology,” US Patent No. 15-881232, Apr. 2020. (granted) 

Junghyup Lee, Arup K. George, Wooyoon Shim, “Digital Converter with Multiple Sensors by Reconfigurability,” KR Patent No. 10-2014220, Aug. 2019. (granted)

Junghyup Lee, Taeju Lee, Minkyu Je, “Self-Adaptive Neural Recording Circuit System,” KR Patent No. 10-2010641, Aug. 2019. (granted)

Junghyup Lee, Arup K. George, Wooyoon Shim, “Reconfigurable Digital Converter for Converting Sensing Signal of Plurality of Sensors into Digital Value,” US Patent No. 16-408611, May 2019. (granted) 

Junghyup Lee, Se Hwan Lee, Minkyu Je, “Power Supplying Apparatus for Neural Activity Recorder Reducing Common-Mode Signal Applied in Electrodes Connected to the Neural Activity Recorder,” US Patent No. 10263580, Apr. 2019. (granted)

Junghyup Lee, Yeseul Lee, Gina Lee, Minkyu Je, “Current Supplying Apparatus Generating Current Using Relationship between Differential Voltage and Resistance,” KR Patent No. 10-1931445, Dec. 2018. (granted)

Junghyup Lee, Minkyu Je, “Reference Clock Signal Generators and Methods for Generating a Reference Clock Signal,” US Patent No. 20170214392 A1, 27 July 2017.​

Taeju Lee, Junghyup Lee, Minkyu Je, “Self-Adaptive Neural Recording Circuit System,” KR Patent No. 10-2017-0021672, 17 Feb. 2017.​

Junghyup Lee, Yeseul Lee, Gina Lee, Minkyu Je, “Current Supplying Apparatus Generating Current Using Relationship between Differential Voltage and Resistance,” KR Patent No. 10-2017-0016835, 7 Feb. 2017.​

Junghyup Lee, Se Hwan Lee, Minkyu Je, “Power Supplying Apparatus for Neural Activity Recorder Reducing Common-Mode Signal Applied in Electrodes Connected to the Neural Activity Recorder,” KR Patent No. 10-2017-0015060, 2 Feb. 2017.​

Junghyup Lee, Arup K. George, Minkyu Je, “Differential Relaxation Oscillator Reducing Effect due to Noise by Using Differential Structure and Swing Booster Technology,” KR Patent No. 10-2017-0014020, 31 Jan. 2017.​

Junghyup Lee, Vishal Vinayak Kulkarni, Tao Wang, Jun Zhou, Xin Liu, Minkyu Je, “Receiver for body channel communication and a method of operating a receiver therefrom,” US Patent No. US 9425905 B2, 23 Aug. 2016.​ 

Junghyup Lee and Minkyu Je, "A Fully Differential CMOS Reference Clock Oscillator," SG Patent No. SG 10201405567S, 23 Sep. 2014 

Junghyup Lee, Vishal Vinayak Kulkarni, Tao Wang, Jun Zhou, Xin Liu, Minkyu Je, "Receiver for body channel communication and a method of operating a receiver therefrom," US patent No. US20140080430 A 1, 20 Mar. 2014​

SeongHwan Cho, Kyunglok Kim, Junghyup Lee, Joonhee Lee, "Automatically calibrating frequency features of a phase locked loop," US patent No. US 7719375 B2, 18 May 2010  

SeongHwan Cho and Junghyup Lee, "Circuit and Method of Calibrating an Oscillation Signal by Using Wireless Antenna," KR patent No. 1008719870000, 28 Nov. 2008​

SeongHwan Cho and Junghyup Lee, "On-chip Oscillator Capable of Compensation," KR patent No. 1008365300000, 03 Jun. 2008 

SeongHwan Cho, Kyunglok Kim, Junghyup Lee, Joonhee Lee, "Phase Locked Loop Having High Speed Open-Loop Automatic Frequency Calibration Circuit," KR patent No. 1007383600000, 05 Jul, 2007​

Junghyup Lee and Youngsoo Shin, "Narrow Bus Encoding.Decoding Devices Maintaining Transition Counts," KR patent No. 1006574110000, 07 Dec. 2006