Patent · US Expired

Electronic baffle and baffle controlled microwave devices

US5847672A · kind A · utility

6Cited by
23References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 15, 1997
Grant dateDec 8, 1998
Priority date
Expiry dateMay 15, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H2009/545
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Microwave devices incorporate at least one photosensitive baffle that is selectively illuminated changing the baffle's electronic characteristic from being transparent to being reflective of microwave energy. The baffle serves as a gate, tuning element, reflector and the like. Various forms of photosensitive baffles and microwave devices are presented.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.