Counting circuit, image sensing device with the counting circuit and read-out method of the image sensing device

US2016366358A1 · US · A1

Patent metadata
FieldValue
Publication numberUS-2016366358-A1
Application numberUS-201514924418-A
CountryUS
Kind codeA1
Filing dateOct 27, 2015
Priority dateJun 9, 2015
Publication dateDec 15, 2016
Grant date

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Abstract

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A read-out method of an image sensing device includes: firstly counting a reset signal of a pixel signal based on a first analog gain during a first period of a unit row period; storing a result of the first counting as a previous counting result; secondly counting the reset signal based on a second analog gain; thirdly counting a data signal of the pixel signal based on the second analog gain during a second period following the first period in the unit row period; storing a first counting signal corresponding to results of the second counting and the third counting; fourthly counting the data signal based on the first analog gain during a third period following the second period in the unit row period; and storing a second counting signal corresponding to the previous counting result and a result of the fourth counting.

First claim

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What is claimed is: 1 . A counting circuit comprising: a sampling unit suitable for sampling an inverted bit signal, which corresponds to any one of inverted signals of a bit signal and a previous bit signal, as the bit signal in response to a counting target clock signal; a first latch unit suitable for latching the bit signal, as which the sampling unit samples the inverted bit signal corresponding to the inverted signal of the bit signal during a first period, as the previo…

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What does patent US2016366358A1 cover?
A read-out method of an image sensing device includes: firstly counting a reset signal of a pixel signal based on a first analog gain during a first period of a unit row period; storing a result of the first counting as a previous counting result; secondly counting the reset signal based on a second analog gain; thirdly counting a data signal of the pixel signal based on the second analog gain …
Who is the assignee on this patent?
Sk Hynix Inc
What technology area does this patent fall under?
Primary CPC classification H03K21/026. Mapped technology areas include Electricity.
When was this patent published?
Publication date Thu Dec 15 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).