Location History:
- Hemmingen, DE (1989)
- Bad Camberg, DE (1993)
- Limburg, DE (1996)
Company Filing History:
Years Active: 1989-1996
Title: Martin Plantholt: Innovator in Television Signal Technology
Introduction
Martin Plantholt is a notable inventor based in Bad Camberg, Germany. He has made significant contributions to the field of television signal technology, holding a total of 4 patents. His work focuses on enhancing the quality and compatibility of television signals, particularly in relation to aspect ratios.
Latest Patents
One of his latest patents is a device for reproducing picture signals in letter-box format. This apparatus is designed to record and reproduce television signals transmitted in the letter-box format, where 16:9 aspect ratio picture information is sandwiched between black areas. The device includes a luminance channel, an adaptive filter, and a digital chrominance decoder, which separates the television signal into chrominance and luminance components. Another significant patent involves generating a compatible 4:3 letterbox format television signal. This process includes vertically transcoding a wide aspect ratio 16:9 progressive scan television signal and producing a difference signal that enhances the display quality.
Career Highlights
Martin Plantholt is currently employed at Deutsche Thomson-Brandt GmbH, where he continues to innovate in the field of television technology. His work has been instrumental in advancing the way television signals are processed and displayed.
Collaborations
Throughout his career, Martin has collaborated with notable colleagues such as Hans-Joachim Platte and Heinz-Werner Keesen. These collaborations have contributed to the development of advanced technologies in the television industry.
Conclusion
Martin Plantholt's contributions to television signal technology have made a lasting impact on the industry. His innovative patents and collaborative efforts continue to shape the future of television broadcasting.