Samsung Electronics Co., Ltd.

Sae-joong Kim

Kil-soo Choi

Jung-mook Shin

Won-ju Shin

Myung-su Han

A method and apparatus for writing data to a rewritable ultra-speed disc using an optimum pulse at a write speed of the disc, based on Absolute Time in Pre-groove (ATIP) information. The method includes: reading a disc code from the disc; determining a write speed of the disc from the read disc code; and writing data to the disc. The writing is at the determined write speed and according to a write strategy when the write strategy for the lead-in area is determined to be present, and is according on a default write strategy when the write strategy for the lead-in area is determined not to be present.

Growing community of inventors

Suwon-si, South Korea

Sae-joong Kim