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.

Date of Patent:
Jan. 31, 2017

Filed:

Dec. 17, 2015
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Yann Astier, Livermore, CA (US);

Huan Hu, Yorktown Heights, NY (US);

Ning Li, White Plains, NY (US);

Devendra K. Sadana, Pleasantville, NY (US);

Joshua T. Smith, Croton on Hudson, NY (US);

William T. Spratt, Osssing, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 31/12 (2006.01); H01L 31/18 (2006.01); H01L 33/58 (2010.01); H01L 33/20 (2010.01);
U.S. Cl.
CPC ...
H01L 31/125 (2013.01); H01L 31/18 (2013.01); H01L 33/20 (2013.01); H01L 33/58 (2013.01);
Abstract

In one example, a device includes a trench formed in a substrate. The trench includes a first end and a second end that are non-collinear. A first plurality of semiconductor pillars is positioned near the first end of the trench and includes integrated light sources. A second plurality of semiconductor pillars is positioned near the second end of the trench and includes integrated photodetectors.


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