Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9147048 | Method and apparatus for importing content having plurality of parts | Young-sun Yoon | 2015-09-29 |
| 9015077 | Method and apparatus for efficiently encrypting/decrypting digital content according to broadcast encryption scheme | Myung-Sun Kim, Sung-hyu Han, Young-sun Yoon, Sun-nam Lee, Jae-heung Lee | 2015-04-21 |
| 8983071 | Key management method using hierarchical node topology, and method of registering and deregistering user using the same | Sung-hyu Han, Myung-Sun Kim, Young-sun Yoon, Sun-nam Lee, Jae-heung Lee | 2015-03-17 |
| 8978154 | Method and apparatus for importing content having plurality of parts | Young-sun Yoon | 2015-03-10 |
| 8897310 | Method and apparatus for managing domain | Young-sun Yoon, Su-hyun Nam | 2014-11-25 |
| 8687801 | Method and apparatus for acquiring domain information and domain-related data | Young-sun Yoon, Su-hyun Nam | 2014-04-01 |
| 8590055 | Method and apparatus for importing content having plurality of parts | Young-sun Yoon | 2013-11-19 |
| 8510568 | Method and apparatus for importing a transport stream | Young-sun Yoon | 2013-08-13 |
| 8402285 | Method of encrypting and storing digital content using firmware regional code and apparatus therefor | Jun-bum Shin, Chang-sup Ahn | 2013-03-19 |
| 8355989 | Method and apparatus for importing content | Young-sun Yoon, Su-hyun Nam | 2013-01-15 |
| 8341402 | Method of controlling content access and method of obtaining content key using the same | Sung-hyu Han, Myung-Sun Kim, Young-sun Yoon, Sun-nam Lee, Jae-heung Lee | 2012-12-25 |
| 8300959 | Transport stream structure of image data having additional information inserted, and method and apparatus for transmission and reception thereof | Chang-sup Ahn, Jun-bum Shin | 2012-10-30 |
| 8301571 | Method of packaging broadcast contents | Sun-nam Lee, Myung-Sun Kim, Sung-hyu Han, Young-sun Yoon, Jae-heung Lee +1 more | 2012-10-30 |
| 8234493 | Method for transmitting content in home network using user-binding | Myung-Sun Kim, Sung-hyu Han, Yong-kuk You, Young-sun Yoon, Jae-heung Lee | 2012-07-31 |
| 8234718 | Method and apparatus for forbidding use of digital content against copy control information | Yong-kuk You, Chang-sup Ahn, So-Young Lee, Ji-Young Moon | 2012-07-31 |
| 8161296 | Method and apparatus for managing digital content | Myung-Sun Kim, Young-sun Yoon, Sun-nam Lee, Jae-heung Lee, Sung-hyu Han | 2012-04-17 |
| 8156344 | Method and apparatus for backing up and restoring domain information | Myung-Sun Kim, Sung-hyu Han, Young-sun Yoon, Sun-nam Lee, Jae-heung Lee | 2012-04-10 |
| 8122487 | Method and apparatus for checking proximity between devices using hash chain | Jae-heung Lee, Myung-Sun Kim, Sung-hyu Han, Young-sun Yoon, Sun-nam Lee | 2012-02-21 |
| 8015342 | Method of managing and restoring identifier of storage device and apparatus therefor | Chang-sup Ahn, Yong-kuk You, So-Young Lee, Ji-Young Moon | 2011-09-06 |
| 8005758 | Encryption/decryption method and apparatus for controlling content use based on license information | Sun-nam Lee, Myung-Sun Kim, Sung-hyu Han, Young-sun Yoon, Jae-heung Lee +1 more | 2011-08-23 |
| 7983989 | Method and apparatus for importing content | Young-sun Yoon, Su-hyun Nam | 2011-07-19 |
| 7912076 | Method and apparatus for managing domain | Young-sun Yoon, Su-hyun Nam | 2011-03-22 |
| 7848526 | Method of receiving session key in home network and method of reproducing content using the same | Jae-heung Lee, Myung-Sun Kim, Sung-hyu Han, Yong-kuk You, Young-sun Yoon | 2010-12-07 |
| 7653713 | Method of measuring round trip time and proximity checking method using the same | Sung-hyu Han, Myung-Sun Kim, Young-sun Yoon, Sun-nam Lee, Jae-heung Lee | 2010-01-26 |