Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12003028 | Phased array antenna module and mobile device including same | Jung Mu Kim, Dong Gu Im | 2024-06-04 |
| 9979072 | RFID reader antenna | Won Kyu Choi, Chan-Won Park, Jae Young Jung | 2018-05-22 |
| 9098791 | Tag integrated circuit module apparatus and method of fabricating tag integrated circuit module apparatus | Won Kyu Choi, Jong-Suk Chae, Seung Hwan Jeong, Chan-Won Park, Cheol Sig Pyo +1 more | 2015-08-04 |
| 8654012 | Tag antenna using microstrip line, method of manufacturing the same and radio frequency identification tag | Jeong Seok Kim, Won Kyu Choi, Gil-Young Choi, Jong-Suk Chae | 2014-02-18 |
| 8416063 | Method and apparatus for stopping power supply in RFID system | Jae Young Jung, Jun-Ho Yeo, Jong-Hyun Seo, Su Na CHOI, Gil-Young Choi +1 more | 2013-04-09 |
| 8102263 | Passive tag including volatile memory | Junho Yeo, Josef Preishuber-Pfluegl, Alex Janek, Andreas Schuhal, Jae Young Jung +5 more | 2012-01-24 |
| 8098201 | Radio frequency identification tag and radio frequency identification tag antenna | Won Kyu Choi, Jeong Seok Kim, Gil-Young Choi, Cheol Sig Pyo, Jong-Suk Chae | 2012-01-17 |
| 8081062 | Transmit/receive antenna system having offset feed points for high isolation | Won Kyu Choi, Chan Soo Shin, Gil-Young Choi, Cheol Sig Pyo | 2011-12-20 |
| 8009118 | Open-ended two-strip meander line antenna, RFID tag using the antenna, and antenna impedance matching method thereof | Won Kyu Choi, Gil-Young Choi, Cheol Sig Pyo | 2011-08-30 |
| 7986229 | Apparatus for storing sensing data in tag and method thereof | Junho Yeo, Josef Preishuber-Pfluegl, Alex Janek, Andreas Schuhai, Jae Young Jung +5 more | 2011-07-26 |
| 7933577 | Method and apparatus for sharing portable terminal in CDMA system and mobile RFID system | Chan Soo Shin, Won Kyu Choi, Gil-Young Choi, Cheol Sig Pyo, Jong-Suk Chae | 2011-04-26 |
| 7884723 | Lower power battery-assisted RFID tag having improved recognition distance, and wake-up method thereof | Jae Young Jung, Jong-Hyun Seo, Junho Yeo, Gil-Young Choi, Nae-Soo Kim +2 more | 2011-02-08 |
| 7710274 | Antenna having loop and helical structure and RFID tag using the same | Won Kyu Choi, Gil-Young Choi, Jung-Hyung Ha, Noh-Hoon Myung | 2010-05-04 |
| 7629929 | Antenna using proximity-coupled feed method, RFID tag having the same, and antenna impedance matching method thereof | Won Kyu Choi, Chan Soo Shin, Gil-Young Choi, Cheol Sig Pyo | 2009-12-08 |
| 7545328 | Antenna using inductively coupled feeding method, RFID tag using the same and antenna impedance matching method thereof | Won Kyu Choi, Je Hoon Yun, Cheol Sig Pyo, Jong-Suk Chae | 2009-06-09 |
| 7538678 | Data storing apparatus and method for RFID tags with sensors | Jae Young Jung, Jun-Ho Yeo, Gil-Young Choi, Yoon-Mee Doh, Cheol Sig Pyo +1 more | 2009-05-26 |
| 7505008 | Electrical loop antenna with unidirectional and uniform current radiation source | Chan Soo Shin, Won Kyu Choi, Gil-Young Choi, Cheol Sig Pyo, Jong-Suk Chae +3 more | 2009-03-17 |
| 7504998 | PIFA and RFID tag using the same | Won Kyu Choi, Je Hoon Yun, Ji-Hoon Bae, Cheol Sig Pyo, Jong-Suk Chae | 2009-03-17 |