Issued Patents All Time
Showing 25 most recent of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12206437 | Time-division multiplexing-based multi-channel electrocardiogram measurement apparatus robust against power line interference and electrocardiogram measurement method using the same | Kyu Jin Choi | 2025-01-21 |
| 12166868 | Semiconductor device implementing physically unclonable function | Jae Han Park | 2024-12-10 |
| 11552623 | Device and method of generating nonlinear waveform signal | Ki Seo Kang | 2023-01-10 |
| 11526763 | Neuromorphic system for performing supervised learning using error backpropagation | Hyunwoo SON | 2022-12-13 |
| 11193962 | Electronic circuit for generating reference voltage | Young Woo JI | 2021-12-07 |
| 11188816 | Neuromorphic chip and method and apparatus for detecting spike event | Jun Seok KIM, Hyun Surk Ryu | 2021-11-30 |
| 10739811 | Phase locked loop using direct digital frequency synthesizer | Hwa Suk Cho | 2020-08-11 |
| 10666236 | Quadrature relaxation oscillator using frequency error compensation loop | Ja-Hyun Koo | 2020-05-26 |
| 10592803 | Neuromorphic chip and method and apparatus for detecting spike event | Jun Seok KIM, Hyun Surk Ryu | 2020-03-17 |
| 10250277 | SAR-type analog-digital converter using residue integration | Seungnam Choi | 2019-04-02 |
| 10038451 | All digital phase locked loop | Min Seob Lee, In Hwa Jung, Yong-Ju Kim | 2018-07-31 |
| 9898997 | Display driving circuit | Dong-Hoon Baek, Dong-Myung Lee, Jae-Youl Lee | 2018-02-20 |
| 9805302 | Synapse circuit and neuromorphic system including the same | Jun Seok KIM, Hyun Surk Ryu | 2017-10-31 |
| 9716381 | Electrostatic discharge clamp circuit for ultra-low power applications | Yen-Po Chen, Yoonmyung Lee, Massimo Alioto, Dennis Sylvester, David Theodore Blaauw | 2017-07-25 |
| 9673827 | Injection locked digital frequency synthesizer circuit | Seung-hwan Hong | 2017-06-06 |
| 9671811 | Low-power bandgap reference voltage generator using leakage current | Jong Mi Lee, Young Woo JI | 2017-06-06 |
| 9418333 | Synapse array, pulse shaper circuit and neuromorphic system | Jun Seok KIM, Hyun Surk Ryu, Hwasuk Cho | 2016-08-16 |
| 9104974 | Apparatus and method for transmitting and receiving determined spike events between neurons in neuromorphic chips utilizing a strobe representing spike occurrence time information | Jun Haeng Lee, Hyun Surk Ryu, Keun Joo Park, Chang-Woo Shin | 2015-08-11 |
| 9087302 | Synapse for function cell of spike timing dependent plasticity (STDP), function cell of STDP, and neuromorphic circuit using function cell of STDP | Hyun Surk Ryu, Jun Haeng Lee | 2015-07-21 |
| 8947275 | Method and apparatus for calibrating digital background through capacitor division and swapping for reducing capacitor mismatch effect of analog-to-digital converter | Hwa Suk Cho | 2015-02-03 |
| 8421661 | Noise-shaping time to digital converter (TDC) using delta-sigma modulation method | Dong Woo Jee | 2013-04-16 |
| 8373444 | Time-domain voltage comparator for analog-to-digital converter | Seon Kyoo Lee | 2013-02-12 |
| 8305248 | Sub-exponent time-to-digital converter using phase-difference enhancement device | Seon Kyoo Lee | 2012-11-06 |
| 8212428 | Portable power supply apparatus for generating microwave-excited microplasmas | Jun-Yi Choi, Jae Koo Lee | 2012-07-03 |
| 8187265 | Coagulation apparatus using cold plasma | Jun-Yi Choi, Jae Koo Lee, Kyong Tai Kim, Kyung Chul Woo | 2012-05-29 |