FOCUS CONTROL METHOD AND UNIT DETERMINING IN-FOCUS LENS POSITION BASED ON READ TIMES OF THE AUTOFOCUS AREAS AND FOCUS LENS POSITION AND TIME

Patent №

US 7,945,151

Granted

2011-05-17

Filed 2006

Owner

CANON KABUSHIKI KAISHA

Lab

AI components

1

vision

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

11568433

A focus control method is provided that performs focus control by sensing a plurality of images of an object while moving a position of a focusing lens and determining in-focus positions in auto focusing areas located at a plurality of positions. The focus control method calculates an in-focus position of the focusing lens based on the focusing lens position at the time of reading an image signal of each of the auto focusing areas and a degree of focused state of each of the auto focusing area that is based on the image signal of each of the auto focusing areas.

VisionG02B 7/38H04N 23/673H04N 25/531H04N 25/76H04N 23/675

AI classification

Vision1.00
Planning0.01
Speech0.00
Evolutionary computation0.00
AI hardware0.00
Knowledge representation0.00
Machine learning0.00
Natural language0.00

Ownership

CANON KABUSHIKI KAISHA

assignment · 184470743

Assignors

HIRAI, SHINYA

On an employer assignment, the assignors are typically the inventors.

From the same owner

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