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:
Mar. 01, 2022
Filed:
Jun. 12, 2020
Applicant:
Rockley Photonics Limited, London, GB;
Inventors:
Assignee:
Rockley Photonics Limited, Altrincham, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/01 (2006.01);
U.S. Cl.
CPC ...
G02F 1/0147 (2013.01); G02F 1/011 (2013.01);
Abstract
A silicon photonic integrated circuit with a heater. In some embodiments, the silicon photonic integrated circuit includes a first waveguide, on a top surface of the silicon integrated circuit, and a heater element, on the first waveguide. The heater element may include a first metal layer, on the first waveguide, and a second metal layer, on the first metal layer, the second metal layer having a different composition than the first metal layer, the second layer having a thickness of less than 300 nm.