Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9503838 | Method and system for communicating between devices | Sung-Geun Jin, Jin Kyeong Kim, Woo Young Lee, Hyun Kyu Chung, Byung-Jae Kwak | 2016-11-22 |
| RE45237 | Apparatus for making a random access to the reverse common channel of a base station in CDMA and method therefor | Tae-Joong Kim, Seung-Chan Bang | 2014-11-11 |
| RE44635 | Orthogonal complex spreading method for multichannel and apparatus thereof | Seung-Chan Bang, Jae-Ryong Shim, Jung-Im Kim, Tae-Joong Kim | 2013-12-10 |
| RE44591 | Apparatus for making a random access to the reverse common channel of a base station in CDMA and method therefor | Tae-Joong Kim, Seung-Chan Bang | 2013-11-12 |
| RE44530 | Apparatus for making a random access to the reverse common channel of a base station in CDMA and method therefor | Tae-Joong Kim, Seung-Chan Bang | 2013-10-08 |
| RE44507 | Orthogonal complex spreading method for multichannel and apparatus thereof | Seung-Chan Bang, Jae-Ryong Shim, Jung-Im Kim, Tae-Joong Kim | 2013-09-24 |
| RE40385 | Orthogonal complex spreading method for multichannel and apparatus thereof | Seung-Chan Bang, Jae-Ryong Shim, Jung-Im Kim, Tae-Joong Kim | 2008-06-17 |
| RE40253 | Apparatus for making a random access to the reverse common channel of a base station in CDMA and method therefor | Tae-Joong Kim, Seung-Chan Bang | 2008-04-22 |
| 6614771 | Apparatus for making a random access to the reverse common channel of a base station in CDMA and method therefor | Tae-Joong Kim, Seung-Chan Bang | 2003-09-02 |
| 6577606 | Echo cancellation apparatus in a digital mobile communication system and method thereof | Won Myoung Lee, Song In Choi | 2003-06-10 |
| 6449306 | Orthogonal complex spreading method for multichannel and apparatus thereof | Seung-Chan Bang, Jae-Ryong Shim, Jung-Im Kim, Tae-Joong Kim | 2002-09-10 |
| 6222873 | Orthogonal complex spreading method for multichannel and apparatus thereof | Seung-Chan Bang, Jae-Ryong Shim, Jung-Im Kim, Tae-Joong Kim | 2001-04-24 |
| 5818903 | CDMA mobile automatic call simulating method and simulator therefor | Duck-Bin Im, In-Myoung Jeong, Sang Cheon Lee, Ki Hong Kim, Min Sik Seo +1 more | 1998-10-06 |
| 5627834 | Code division multiple access (CDMA) automatic call simulator | Duck-Bin Im, In-Myoung Jeong, Sang Cheon Lee | 1997-05-06 |