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Optical crossbar array with compensation and associated method

Grant US12578750B2 Kind: B2 Mar 17, 2026

Assignee

HUAWEI TECHNOLOGIES CO., LTD.

Inventors

Mahsa Salmani, Armaghan Eshaghi

Abstract

An apparatus and method for computing multiplication operations involving vectors, matrices or both, using a photonic computing architecture including an optical crossbar array. A compensation device is used to compensate for non-ideal characteristics of devices in the optical crossbar array. Apparatus and methods for representing negative-valued vectors of a multiplier in the multiplication operation are also provided.

CPC Classifications

G06E 1/045 G06E 3/008 G06N 3/0675

Filing Date

2022-10-03

Application No.

17958998

Claims

20