| 12095493 |
Method for detecting a proximity of objects and electronic device supporting the same |
Dongil YANG, Jonghun YOO, Hyoseok NA, Hanyeop LEE |
2024-09-17 |
| 10158327 |
Low impedance adaptive bias scheme for power amplifier |
— |
2018-12-18 |
| 10069469 |
Adaptive bias circuit for a radio frequency (RF) amplifier |
Chang-Ho Lee, Minsik Ahn, Jeongwon Cha |
2018-09-04 |
| 9160377 |
Multi-mode multi-band power amplifiers |
Chang-Ho Lee, Minsik Ahn, Jeongwon Cha, Yunseo Park, Aristotele Hadjichristos |
2015-10-13 |
| 8378749 |
Systems and methods for adaptive bias circuits for a power amplifier |
Jeonghu Han, Ki Seok Yang, Jae Joon Chang, Chang-Ho Lee |
2013-02-19 |
| 8044759 |
Overlapping compact multiple transformers |
Ki Seok Yang, Jeonghu Han, Jaejoon Chang, Chang-Ho Lee |
2011-10-25 |
| 7940152 |
Multi-primary and distributed secondary transformer for power amplifier systems |
Jihwan Kim, Chang-Ho Lee, Joy Laskar |
2011-05-10 |
| 7755440 |
Voltage controlled oscillator for controlling phase noise and method using the same |
— |
2010-07-13 |
| 7421263 |
Circuit for reducing second order intermodulation |
— |
2008-09-02 |
| 7259569 |
Calibration circuit and method thereof |
— |
2007-08-21 |