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:
Mar. 19, 2024

Filed:

Apr. 26, 2023
Applicant:

Lightmatter, Inc., Boston, MA (US);

Inventors:

Darius Bunandar, Boston, MA (US);

Nicholas C. Harris, Boston, MA (US);

Michael Gould, La Honda, CA (US);

Carl Ramey, Westborough, MA (US);

Tomo Lazovich, Cambridge, MA (US);

Assignee:

Lightmatter, Inc., Boston, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/80 (2013.01); G06F 1/28 (2006.01); H03K 19/21 (2006.01);
U.S. Cl.
CPC ...
H04B 10/801 (2013.01); G06F 1/28 (2013.01); H03K 19/21 (2013.01);
Abstract

Systems and methods for performing signed matrix operations using a linear photonic processor are provided. The linear photonic processor is formed as an array of first amplitude modulators and second amplitude modulators, the first amplitude modulators configured to encode elements of a vector into first optical signals and the second amplitude modulators configured to encode a product between the vector elements and matrix elements into second optical signals. An apparatus may be used to implement a signed value of an output of the linear processor. The linear photonic processor may be configured to perform matrix-vector and/or matrix-matrix operations.


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