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:
Nov. 19, 2019
Filed:
Oct. 16, 2017
Applicant:
The Johns Hopkins University, Baltimore, MD (US);
Inventors:
Jie Zhang, Chelsea, MA (US);
Ralph Etienne-Cummings, Washington, DC (US);
Tao Xiong, Baltimore, MD (US);
Trac D. Tran, Ellicott City, MD (US);
Sang H. Chin, Cambridge, MA (US);
Assignee:
THE JOHNS HOPKINS UNIVERSITY, Baltimore, MD (US);
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/355 (2011.01); H04N 5/3745 (2011.01); H04N 5/353 (2011.01); H04N 5/378 (2011.01);
U.S. Cl.
CPC ...
H04N 5/35563 (2013.01); H04N 5/3535 (2013.01); H04N 5/3745 (2013.01); H04N 5/37455 (2013.01); H04N 5/378 (2013.01);
Abstract
A pixel having a variable exposure for a scene capture device, the pixel comprising a photodiode, a buffer and a memory element and a switching mechanism. The memory element is configured to store an exposure control bit and the switching mechanism configured to control a variable exposure period of the photodiode based on the exposure control bit and to reset a voltage on said photodiode to a reference voltage.