Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9408176 | Location and state information providing/inquiring system using WLAN/WPAN communication, log information providing/inquiring system and method, service server and customer terminal, location and state providing/inquiring method | Seung Yoon Baek, Chae Hwan Cho, Hye Min Lee, Chang Seok Lee, Suk Yon Kang | 2016-08-02 |
| 9100782 | Location and state information providing/inquiring system using WLAN/WPAN communication, log information providing/inquiring system and method, service server and customer terminal, location and state providing/inquiring method | Seung Yoon Baek, Chae Hwan Cho, Hye Min Lee, Chang Seok Lee, Suk Yon Kang | 2015-08-04 |
| 8861483 | Method for allocating a beacon slot using a beacon table in wireless personal area network (WPAN) and WPAN device | Woo Jin Shim, Young Sik Shin, Yong Gil Park, Jae Hwang Yu, Ho In Jeon | 2014-10-14 |
| 8666433 | Location positioning method and device using wireless LAN signals | Chae Hwan Cho, Suk Yon Kang, Chang Seok Lee, Jin Hyo Park | 2014-03-04 |
| 8537977 | Apparatus and method for voice processing in mobile communication terminal | Seong-Soo Park, Sang Shin Lee, Jae Hwang Yu | 2013-09-17 |
| 8442102 | Chip equalization apparatus and method thereof | Goon Seop Lee, Sung Hoon Lee, Jae Hwang Yu, Dong Hahk Lee, Ku Ik Chung +1 more | 2013-05-14 |
| 8407741 | System, server and method for providing supplementary information service related to broadcast content | Goon Seop Lee, Dong Hahk Lee, Jae Hwang Yu, Se Hyun Oh, Ku Ik Chung | 2013-03-26 |
| 8341671 | System and method for synchroning broadcast content with supplementary information | Goon Seop Lee, Dong Hahk Lee, Jae Hwang Yu, Se Hyun Oh, Kang Il Koh | 2012-12-25 |
| 8320353 | Method and system for estimating adaptive combined channel in CDMA system based on time division duplex system | Dong Hahk Lee, Ra Mi LEE, Seong-Soo Park, Sang Shin Lee, Jae Hwang Yu +1 more | 2012-11-27 |
| 8036709 | System for packet data service in the mixed network of asynchronous communication network and synchronous communication network and hand-over method thereof | Hyun Wook Kim, Young-Lak Kim, Nam-Gun Kim | 2011-10-11 |
| 7995502 | Method for allocating an address of device in wireless personal area network (WPAN) and WPAN device | Woo Jin Shim, Young Sik Shin, Yong Gil Park, Jae Hwang Yu, Ho In Jeon | 2011-08-09 |
| 7969944 | Hand over method for dual band/dual mode mobile communication terminal | Young-Lak Kim, Sung-Ho Shin, Hyun Wook Kim | 2011-06-28 |
| 7869406 | Method for hand-over in the mixed network asynchronous communication network and synchronous communication network | Hyun Wook Kim, Young-Lak Kim, Nam-Gun Kim | 2011-01-11 |
| 7869761 | Radio repeater for mobile communication system and repeating method using the same | Sung Youl PARK, Sung Min Cho, Gyeong-Ho Choi, Byung Suk Lee, Joo-Sik Lee +2 more | 2011-01-11 |
| 7864730 | Method for controlling multi-mode multi-band mobile communication terminal for hand-over between asynchronous communication network and synchronous communication network and mobile communication system therefor | Young-Lak Kim, Sung-Ho Shin, Hyun Wook Kim | 2011-01-04 |
| 7848754 | Dual band/dual mode mobile communication terminal and control method thereof | Hyun Wook Kim, Young-Lak Kim, Nam-Gun Kim | 2010-12-07 |
| 7843881 | System for packet data service in the mixed network of asynchronous communication network and synchronous communication network and hand-over method thereof | Hyun Wook Kim, Young-Lak Kim, Nam-Gun Kim | 2010-11-30 |
| 7826840 | Method of hand-over in the mixed network of asynchronous communication network and synchronous communication network | Hyun Wook Kim, Young-Lak Kim, Nam-Gun Kim | 2010-11-02 |
| 7826423 | Method for handover between asynchronous communication network and synchronous communication network | Young-Lak Kim, Sung-Ho Shin | 2010-11-02 |
| 7826846 | Hand over method for dual band/dual mode mobile communication terminal | Hyun Wook Kim, Young-Lak Kim, Nam-Gun Kim | 2010-11-02 |
| 7697437 | Route determining method in a multi protocol label switching network | Yong-Sik Shin, Si-Hoon Ryu, Dong Hahk Lee | 2010-04-13 |
| 7664074 | System for packet data service in the mixed network of asynchronous communication network and synchronous communication network and hand-over method thereof | Hyun Wook Kim, Young-Lak Kim, Nam-Gun Kim | 2010-02-16 |
| 7394772 | Method of routing point-to-multipoint traffic on an MPLS network | Yong-Sik Shin, Si-Hoon Ryu, Dong Hahk Lee | 2008-07-01 |
| 7218928 | Network analyzing method and apparatus for optimal performance of network, and a recording medium having programs to conduct said method | Sang Jin Park, Yong Hee Lee, Chi-Young Ahn, Se Jung Lee, Bok Cheol Shin +1 more | 2007-05-15 |
| 7099397 | Receiver of an orthogonal frequency division multiplexing system | Goon Seop Lee, Dong Hahk Lee | 2006-08-29 |