Choi; Chang su
Patent Applications and Registrations
Patent applications and USPTO patent grants for Choi; Chang su.The latest application filed is for "vector modulator".
- Choi; Chang su - Yongin-si N/A KR
- Choi; Chang su - Yongin KR
- Choi; Chang Su - Gyeonggi-do KR
| Patent | Date |
|---|---|
| Vector modulator Grant 8,588,337 - Choi , et al. November 19, 2 | 2013-11-19 |
| Method and apparatus for detecting offset signal of transmission leakage signal in RF transceiver Grant 8,537,881 - Choi , et al. September 17, 2 | 2013-09-17 |
| Vector modulator using time delay and phase shifter Grant 8,400,229 - Choi , et al. March 19, 2 | 2013-03-19 |
| RFID tag including a loop antenna and RFID system using the RFID tag Grant 8,350,674 - Park , et al. January 8, 2 | 2013-01-08 |
| Vector Modulator App 20120294388 - Choi; Heon soo ; et al. | 2012-11-22 |
| Vector Modulator Using Time Delay And Phase Shifter App 20120229227 - Choi; Heon Soo ; et al. | 2012-09-13 |
| Method And Apparatus For Detecting Offset Signal Of Transmission Leakage Signal In Rf Transceiver App 20110216815 - CHOI; Heon Soo ; et al. | 2011-09-08 |
| Rfid Tag And Rfid System Using The Same App 20090243805 - Park; Il Hwan ; et al. | 2009-10-01 |
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