| 9147048 |
Method and apparatus for importing content having plurality of parts |
Bong-seon Kim |
2015-09-29 |
| 9015077 |
Method and apparatus for efficiently encrypting/decrypting digital content according to broadcast encryption scheme |
Bong-seon Kim, Myung-Sun Kim, Sung-hyu Han, 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, Bong-seon Kim, Myung-Sun Kim, Sun-nam Lee, Jae-heung Lee |
2015-03-17 |
| 8978154 |
Method and apparatus for importing content having plurality of parts |
Bong-seon Kim |
2015-03-10 |
| 8897310 |
Method and apparatus for managing domain |
Bong-seon Kim, Su-hyun Nam |
2014-11-25 |
| 8687801 |
Method and apparatus for acquiring domain information and domain-related data |
Bong-seon Kim, Su-hyun Nam |
2014-04-01 |
| 8590055 |
Method and apparatus for importing content having plurality of parts |
Bong-seon Kim |
2013-11-19 |
| 8510568 |
Method and apparatus for importing a transport stream |
Bong-seon Kim |
2013-08-13 |
| 8355989 |
Method and apparatus for importing content |
Bong-seon Kim, Su-hyun Nam |
2013-01-15 |
| 8341403 |
Decryption method and apparatus using external device or service and revocation mechanism, and decryption support method and apparatus |
— |
2012-12-25 |
| 8341402 |
Method of controlling content access and method of obtaining content key using the same |
Sung-hyu Han, Myung-Sun Kim, Sun-nam Lee, Bong-seon Kim, Jae-heung Lee |
2012-12-25 |
| 8335315 |
Decryption method and apparatus using external device or service and revocation mechanism, and decryption support method and apparatus |
— |
2012-12-18 |
| 8301571 |
Method of packaging broadcast contents |
Sun-nam Lee, Myung-Sun Kim, Sung-hyu Han, Jae-heung Lee, Bong-seon Kim +1 more |
2012-10-30 |
| 8255333 |
Method of generating license, and method and apparatus for providing contents using the same |
Jun-bum Shin, Yong-kuk You, Chi-hurn Kim, Ji-Young Moon, Dave Ahn |
2012-08-28 |
| 8234493 |
Method for transmitting content in home network using user-binding |
Myung-Sun Kim, Sung-hyu Han, Yong-kuk You, Bong-seon Kim, Jae-heung Lee |
2012-07-31 |
| 8229121 |
Method of tracing device keys for broadcast encryption |
Hak-soo Ju, Choong Hoon Lee, Sun-nam Lee, Jin-Mok Kim |
2012-07-24 |
| 8161296 |
Method and apparatus for managing digital content |
Myung-Sun Kim, Sun-nam Lee, Bong-seon Kim, Jae-heung Lee, Sung-hyu Han |
2012-04-17 |
| 8156344 |
Method and apparatus for backing up and restoring domain information |
Bong-seon Kim, Myung-Sun Kim, Sung-hyu Han, Sun-nam Lee, Jae-heung Lee |
2012-04-10 |
| 8151356 |
Method of transmitting and reproducing content processed by various DRM systems |
Chi-hurn Kim, Yang-lim Choi |
2012-04-03 |
| 8122487 |
Method and apparatus for checking proximity between devices using hash chain |
Jae-heung Lee, Myung-Sun Kim, Sung-hyu Han, Sun-nam Lee, Bong-seon Kim |
2012-02-21 |
| 8005758 |
Encryption/decryption method and apparatus for controlling content use based on license information |
Sun-nam Lee, Myung-Sun Kim, Sung-hyu Han, Jae-heung Lee, Bong-seon Kim +1 more |
2011-08-23 |
| 7983989 |
Method and apparatus for importing content |
Bong-seon Kim, Su-hyun Nam |
2011-07-19 |
| 7912076 |
Method and apparatus for managing domain |
Bong-seon Kim, 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, Bong-seon Kim |
2010-12-07 |
| 7653713 |
Method of measuring round trip time and proximity checking method using the same |
Sung-hyu Han, Myung-Sun Kim, Sun-nam Lee, Bong-seon Kim, Jae-heung Lee |
2010-01-26 |
