This inventor holds 5 USPTO granted patents. Top assignee: Samsung Electronics Co., Ltd.. Active years: 2005-2009.
Company Filing History:
Years Active: 2005-2009
Title: Innovations of Dong-ryeol Lee
Introduction
Dong-ryeol Lee is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of technology, particularly in optical systems. With a total of 5 patents to his name, Lee continues to push the boundaries of innovation.
Latest Patents
One of his latest patents is a method and apparatus for compensating tilt. This invention involves obtaining one of a jitter best, an RF envelope, and a focus DC offset (FODC) from a detection signal of the ROM data region. It determines whether the obtained value is within a tolerance range. If the value is within tolerance, an initial skew compensation value is obtained. If not, the magnitude of current applied to an actuator is adjusted to drive an objective lens in a radial tilt direction. This process is repeated until the value is within the tolerance range. Another notable patent is a heat source that includes a thermoelectric element. This device absorbs heat emitted from a heat source and dissipates it externally, enhancing the efficiency of optical pickup assemblies.
Career Highlights
Dong-ryeol Lee is currently employed at Samsung Electronics Co., Ltd., a leading company in the technology sector. His work focuses on developing innovative solutions that improve optical systems and enhance device performance.
Collaborations
Lee has collaborated with notable colleagues, including Pyong-yong Seong and Jong-ha Jun. Their combined expertise contributes to the advancement of technology within their projects.
Conclusion
Dong-ryeol Lee's contributions to the field of technology through his patents and collaborations highlight his role as an influential inventor. His work continues to inspire advancements in optical systems and beyond.