JP2021022916A5

JP2021022916A5 -

Info

Publication number: JP2021022916A5
Application number: JP2020032572A
Authority: JP
Filing date: 2020-02-28
Publication date: 2023-03-08
Anticipated expiration: 2040-02-28

Description

上記目的を達成するため、本発明に係る色推定装置は、
所定の光学フィルタの少なくとも一部を透過した光を受光した受光素子の受光領域であって受光した光の明度が所定明度以上である候補領域の大きさが所定のサイズ以下であるか否かを判定する判定手段と、
前記判定手段により前記候補領域の大きさが前記所定のサイズ以下であると判定された場合、前記所定の光学フィルタを構成する複数種のフィルタの配列を考慮して前記光が属する色を推定する推定手段と、
を備えることを特徴とする。 In order to achieve the above object, the color estimation device according to the present invention includes:
It is determined whether or not the size of a candidate area, which is a light receiving area of a light receiving element that has received light transmitted through at least a part of a predetermined optical filter and in which the lightness of the received light is equal to or higher than a predetermined lightness, is equal to or less than a predetermined size. a determination means for determining;
When the determining means determines that the size of the candidate area is equal to or smaller than the predetermined size , the color to which the light belongs is estimated in consideration of the arrangement of a plurality of types of filters constituting the predetermined optical filter. an estimating means;
characterized by comprising

上記目的を達成するため、本発明に係る色推定方法は、
所定の光学フィルタの少なくとも一部を透過した光を受光した受光素子の受光領域であって受光した光の明度が所定明度以上である候補領域の大きさが所定のサイズ以下であるか否かを判定する判定ステップと、
前記判定ステップにより前記候補領域の大きさが所定のサイズ以下であると判定された場合、前記所定の光学フィルタを構成する複数種のフィルタの配列を考慮して前記光が属する色を推定する推定ステップと、
を含むことを特徴とする。 In order to achieve the above object, the color estimation method according to the present invention includes:
It is determined whether or not the size of a candidate area, which is a light receiving area of a light receiving element that has received light transmitted through at least a part of a predetermined optical filter and in which the lightness of the received light is equal to or higher than a predetermined lightness, is equal to or less than a predetermined size. a judgment step for judging;
Estimation of estimating the color to which the light belongs in consideration of the arrangement of a plurality of types of filters constituting the predetermined optical filter when the determining step determines that the size of the candidate region is equal to or less than a predetermined size a step;
characterized by comprising

上記目的を達成するため、本発明に係るプログラムは、
コンピュータを、
所定の光学フィルタの少なくとも一部を透過した光を受光した受光素子の受光領域であって受光した光の明度が所定明度以上である候補領域の大きさが所定のサイズ以下であるか否かを判定する判定手段、
前記判定手段により前記候補領域の大きさが所定のサイズ以下であると判定された場合、前記所定の光学フィルタを構成する複数種のフィルタの配列を考慮して前記光が属する色を推定する推定手段、
として機能させることを特徴とする。 In order to achieve the above object, the program according to the present invention
the computer,
It is determined whether or not the size of a candidate area, which is a light receiving area of a light receiving element that has received light transmitted through at least a part of a predetermined optical filter and in which the lightness of the received light is equal to or higher than a predetermined lightness, is equal to or less than a predetermined size. judgment means for judging,
Estimation for estimating the color to which the light belongs in consideration of the arrangement of a plurality of types of filters constituting the predetermined optical filter when the determination means determines that the size of the candidate region is equal to or less than a predetermined size means,
It is characterized by functioning as

Claims

It is determined whether or not the size of a candidate area, which is a light receiving area of a light receiving element that has received light transmitted through at least a part of a predetermined optical filter and in which the lightness of the received light is equal to or higher than a predetermined lightness, is equal to or less than a predetermined size. a determination means for determining;
When the determining means determines that the size of the candidate area is equal to or smaller than the predetermined size , the color to which the light belongs is estimated in consideration of the arrangement of a plurality of types of filters constituting the predetermined optical filter. an estimating means;
A color estimation device comprising:

By correcting the brightness of the color estimated by the estimating means so as to be brighter, it is possible to easily specify the color to which the light in which the plurality of types of filters constituting the predetermined optical filter belong are located adjacent to each other. 2. The color estimating apparatus according to claim 1, further comprising control means for controlling to.

When the determining means determines that the size of the candidate area is equal to or less than a predetermined size, the estimating means estimates the color to which the light belongs based on information of a color space including a color wheel as a parameter. 3. The color estimation device according to claim 1 or 2, characterized by:

4. A color filter according to any one of claims 1 to 3 , wherein said predetermined optical filter is a color filter in which transmitting members that transmit light in wavelength bands corresponding to each of the three primary colors are regularly arranged. color estimator.

5. The apparatus according to any one of claims 1 to 4 , further comprising decoding means for decoding information used in a communication system that performs communication by modulating information into colors from the color estimated by said estimation means. A color estimator as described.

It is determined whether or not the size of a candidate area, which is a light receiving area of a light receiving element that has received light transmitted through at least a part of a predetermined optical filter and in which the lightness of the received light is equal to or higher than a predetermined lightness, is equal to or less than a predetermined size. a judgment step for judging ;
Estimation of estimating the color to which the light belongs in consideration of the arrangement of a plurality of types of filters constituting the predetermined optical filter when the determining step determines that the size of the candidate region is equal to or less than a predetermined size a step;
A color estimation method comprising:

the computer,
It is determined whether or not the size of a candidate area, which is a light receiving area of a light receiving element that has received light transmitted through at least a part of a predetermined optical filter and in which the lightness of the received light is equal to or higher than a predetermined lightness, is equal to or less than a predetermined size. judgment means for judging,
Estimation for estimating the color to which the light belongs in consideration of the arrangement of a plurality of types of filters constituting the predetermined optical filter when the determination means determines that the size of the candidate region is equal to or less than a predetermined size means,
A program characterized by functioning as