The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 23, 2017
Filed:
Jul. 11, 2014
Kobenhavns Universitet, Copenhagen K, DK;
Eugene Simon Polzik, Copenhagen O, DK;
Albert Schliesser, Copenhagen K, DK;
Silvan Schmid, Copenhagen O, DK;
Anders Sondberg Sorensen, Rodovre, DK;
Jacob M. Taylor, Washington, DC (US);
Koji Usami, Nakahara-ku, JP;
Tolga Bagci, Ankara, TR;
Anders Simonsen, Copenhagen NV, DK;
Luis Guillermo Villanueva, Neuchatel, CH;
Emil Zeuthen, Copenhagen N, DK;
Juergen Appel, Soberg, DK;
Kobenhavns Universitet, Copenhagen K, DK;
Danmarks Tekniske Universitet, Kongens Lyngby, DK;
National Institute of Standards and Technology, The United States Of America, as Represented by The Secretary Of Commerce, Washington, DC (US);
Abstract
An optical detector for detecting radio frequency (RF) signals, the optical detector comprising a light source and a photodetector, and an electrical circuit comprising a position dependent capacitor and a bias voltage source adapted for providing a bias voltage for biasing the position dependent capacitor, the position dependent capacitor comprising an electrode and a membrane being displaceable in reaction to RF signals incident on the membrane, the membrane being metallized, has a thickness of less than 1 μm and a quality factor, Q, of at least 20,000, and the distance between the membrane and the electrode being less than 10 μm.