Patent · US Active

Increasing canny filter implementation speed

US9626579B2 · kind B2 · utility

2Cited by

2References

20Claims

0Family size

Assignee

QUALCOMM Incorporated · US

Inventors

Kim-Chyan Gan · Redmond, US
Mao Zeng · Austin, US
Lucian Codrescu · Austin, US

Key dates

Filing date	May 5, 2014
Grant date	Apr 18, 2017
Priority date	—
Expiry date	Oct 17, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG06V10/443
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A method includes receiving image data and performing a non-maximum suppression (NMS) operation on the image data. The method also includes initiating an edge tracking by hysteresis (ETH) operation on a portion of the image data prior to completion of the NMS operation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.