SOLID-STATE IMAGE PICKUP DEVICE

Patent №

US 8,149,296

Granted

2012-04-03

Filed 2009

Owner

TEXAS INSTRUMENTS JAPAN, LTD.

Lab

AI components

1

hardware

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

12469243

This invention is a solid-state image pickup device that solves the problem of limited dynamic range in the high luminance region in an image sensor having white pixels. White pixels or yellow pixels and at least red pixels, green pixels or blue pixels are arranged in array form on the light receiving surface of a semiconductor substrate. White pixels or yellow pixels have an additional capacitance CS connected to the photodiode via the floating diffusion, a capacitance coupling transistor S that can couple or separate the floating diffusion and the additional capacitance. The proportion of white or yellow pixels to the total number of pixels is higher in a central portion of the light receiving surface than a peripheral portion. The white or yellow pixel may share a floating diffusion with a red, green or blue pixel.

AI hardwareH04N 25/59H04N 25/133H04N 25/77H04N 25/771H04N 25/778

AI classification

AI hardware0.67
Vision0.11
Machine learning0.00
Natural language0.00
Planning0.00
Knowledge representation0.00
Speech0.00
Evolutionary computation0.00

Ownership

TEXAS INSTRUMENTS JAPAN, LTD.

assignment · 230730290

Assignors

OSHIKUBO, HIROMICHI, ADACHI, SATORU, MIZOBUCHI, KOICHI

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

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