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:
Jul. 20, 2021
Filed:
Nov. 27, 2019
Applicant:
Cisco Technology, Inc., San Jose, CA (US);
Inventors:
Prakash B. Gothoskar, Allentown, PA (US);
Vipulkumar K. Patel, Breinigsville, PA (US);
Soha Namnabat, Breinigsville, PA (US);
Ravi S. Tummidi, Breinigsville, PA (US);
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/122 (2006.01); G02B 6/30 (2006.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
G02B 6/4298 (2013.01); G02B 6/305 (2013.01); G02B 6/4203 (2013.01); G02B 6/1228 (2013.01);
Abstract
Embodiments described herein include an apparatus comprising a semiconductor-based photodiode disposed on a semiconductor layer, and an optical waveguide spaced apart from the semiconductor layer and evanescently coupled with a depletion region of the photodiode. The photodiode may be arranged as a vertical photodiode or a lateral photodiode.