Dwight Isbell
American inventor
From Wikipedia, the free encyclopedia
Dwight Isbell was a radio engineer, IEEE antennas and propagation fellow, and co-inventor of the Log-periodic antenna while a student at the University of Illinois under Raymond DuHamel.[2] The log periodic antenna made possible broadband reception of color television signals. He is notable for the invention of antenna, and the resulting lawsuits regarding the antenna.[3]
Born23 May 1929
Seattle, Washington
Died19 August 2011[1]
CitizenshipUnited States
AlmamaterUniversity of Illinois
Dwight Ellston Isbell | |
|---|---|
| Born | 23 May 1929 Seattle, Washington |
| Died | 19 August 2011[1] |
| Citizenship | United States |
| Alma mater | University of Illinois |
| Known for | Co-inventor of the Log-periodic antenna |
| Scientific career | |
| Institutions | University of Illinois and Boeing |
| Academic advisors | Raymond DuHamel |
The invention of the antenna and the patents were widely ignored by Channel Master and Blonder-Tongue, and resulted in the precedent setting Blonder-Tongue doctrine of "judicial economy", which bars defendants of patents from that have been previously ruled invalid (changing the Triplett v. Lowe precedent).