CN1353548A - Intelligent autoamtic brightness contrast and colour compensation system - Google Patents

Intelligent autoamtic brightness contrast and colour compensation system Download PDF

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CN1353548A
CN1353548A CN 00133979 CN00133979A CN1353548A CN 1353548 A CN1353548 A CN 1353548A CN 00133979 CN00133979 CN 00133979 CN 00133979 A CN00133979 A CN 00133979A CN 1353548 A CN1353548 A CN 1353548A
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signal
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brightness
green
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CN 00133979
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苏紫薇
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台达电子工业股份有限公司
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An intelligent automatic brightness contrast and colour compensating system for a projection display is composed of video signal decoder for decomposing the received video signal into three red, blueand green components, optical detector for detecting ambient brightness and outputting a reference signal, and compensator for receiving the said reference signal and red, blue and green components to choose one of the bright and the dark visual curves stored in it and outputting the compensated red, blue and green components to display.

Description

智慧型自动亮度对比及颜色补正系统 Intelligent Automatic luminance contrast and color correction system

本发明涉及一种影像装置,特别涉及一种影像亮度调整系统,可自动根据环境亮度及视觉反应,补正影像的颜色亮度。 The present invention relates to an imaging apparatus, and particularly relates to an image brightness adjustment system that automatically according to ambient brightness and visual response, the image brightness of the color correction.

显示器在日常生活中,是常见的装置。 Display in everyday life, it is common means. 特别是使用的电视或计算机必须备有一显示器,使影像能显示于显示器的荧光屏上,呈现给使用者。 Especially television or computer must be provided with a display, so that an image can be displayed on a video screen presented to the user. 另外影像也可经投射式的显示装置,将影像投射到一荧光屏。 In addition also it may be a projection-type image display apparatus, the image onto a screen.

然而不管何种显示装置,其显示的影像,都必须通过使用者的视觉器官,才能得知影像内容。 Yet no matter what kind of display device, image display, the user must go through the visual organ, in order that the video content. 其中环境亮度会影响视觉效果。 Where ambient light can affect the visual effects. 特别是,人眼对不同颜色的频率在不同的亮度下,有不同的反应。 In particular, the frequency of the human eye to different colors at different brightness, have a different reaction. 光的颜色皆可分解成红、绿、蓝三个分量,因此对光颜色的补正可分别针对红、绿、蓝三个分量来补正。 Jieke decomposed into color light of red, green, and blue components, and therefore the light color can be separately corrected for the red, green, and blue components is corrected. 图4绘示由国际照明组织(COMMISSION INTERNATIONALE DEL′ECLAIRAGE,CIE)订定的,视觉在不同颜色的反应程度,其中实线为暗环境时的视觉反应曲线,而虚线为亮环境时的视觉反应曲线。 4 illustrates the illumination by the International Organization (COMMISSION INTERNATIONALE DEL'ECLAIRAGE, CIE) laid down, visual visual response curve for the extent of reaction in a dark environment of different colors, wherein solid line and dotted line is a bright environment when the visual response curve. 横轴为光波长,纵轴为相对比例。 Horizontal axis represents the light wavelength, the vertical axis represents the relative proportion. 红光波长约为700毫微米(nm),绿光波长约为550毫微米,蓝光波长约为480毫微米,其视觉反应的程度有很大的不同。 Red wavelength of about 700 nanometers (nm), a green wavelength of approximately 550 nm, blue light wavelength of about 480 nm, the degree of visual responses are very different. 特别是在明暗的环境下也不同。 Especially in the light and dark environment is different.

如前所提,显示器在不同的环境照明下,会有不同的亮度对比需求与色彩饱和程度变化。 As mentioned before, the display in different lighting environments, have different needs and the degree of change in the brightness contrast color saturation. 传统方法均需人工软件与电子回路加以调整。 Traditional methods need to be manually adjusted software and electronic circuits. 图1绘示一传统控制液晶显示器亮度的系统。 FIG 1 illustrates a conventional liquid crystal display brightness control system. 在图1中,有一亮度控制电路100。 In Figure 1, a luminance control circuit 100. 一液晶显示器110连接在亮度控制电路100。 A liquid crystal display 110 is connected to the luminance control circuit 100. 另外一光探测器108及一控制钮106连接在亮度控制电路100。 Further a photodetector 108 and a brightness control knob 106 connected to the control circuit 100. 亮度控制电路100也经由总线接一中央处理单元102及一其他周边装置104。 Brightness control circuit 100 is also connected to a central processing unit 102, and other peripheral devices 104 via a bus. 液晶显示器110的亮度由此亮度控制电路100控制,其中光探测器108检测环境亮度,决定液晶显示器110的一亮度。 Whereby the brightness of the LCD 110 of the control circuit 100 controls the luminance, wherein the light detector 108 detects the ambient brightness, determining a brightness of the LCD 110. 使用者依据其爱好,可由控制钮106,进一步调整液晶显示器110的亮度到想要的程度。 Based on which the user is interested, control knob 106 may further adjust the degree of brightness of the LCD display 110 to the desired. 在此公知技术中,液晶显示器110的亮度是一起调整,并不随不同颜色做不同程度的调整。 In this known technique, the luminance of the liquid crystal display 110 is adjusted in conjunction, with the different colors do not varying degrees of adjustment. 另外,其最后的亮度,仍需由使用者,经控制钮106人工调整。 Further, its final brightness, still by the user, by manually adjusting the control knob 106. 其主要缺点是无法解决颜色与明暗曲线的适应问题。 Its main drawback is to adapt to the problem can not be solved with color shading curve.

公知技术中,另外也有一种是根据红、绿、蓝三个分量来补正。 Well-known techniques, there is also a further correction is according to the red, green, and blue components. 图2绘示另一公知彩色电视映像管的颜色色温控制装置。 2 illustrates another known color television picture tube color color temperature control means. 在图2中,有一颜色解码器112,将一视频信号分解成红、绿、蓝三个分量而分别输入一非线性红信号放大电路114a,一非线性绿信号放大电路114b,及一非线性蓝信号放大电路114c。 In FIG. 2, a color decoder 112, the video signal into a red, green, and blue components, respectively a nonlinear input red signal amplifying circuit 114a, a nonlinear amplifying circuit 114b of the green signal, and a nonlinear blue signal amplifying circuit 114c. 因阴极射线管118的色温会影响颜色的强度,当红、绿二光输入信号大于一预定值,接近于白光时,其信号放大率会做一调整缩减以改变色温,但是蓝光维持不变。 A cathode ray tube 118 due to the color temperature affects the intensity of the color, red, green two optical input signal is greater than a predetermined value, when close to white, which is the signal amplification factor will be reduced to adjust a color temperature change, but remain unchanged blue. 而后红、绿、蓝三个信号进入一视频信号输出电路116及接着输入到一阴极射线管118。 Then red, green, and blue signal enters a video signal output circuit 116 and then input to a cathode ray tube 118. 在此公知技术中,利用红绿蓝三个基本色来调整阴极射线管118的色温。 In this known technique, the use of three primary colors red, green and blue cathode ray tubes to adjust the color temperature of 118. 其方法仅限于阴极射线管118的调整。 Which method is limited to a cathode ray tube 118 is adjusted. 且无法因不同颜色的反应程度,做有效的调整。 And can not be because of the extent of reaction in different colors, to make effective adjustments.

有鉴于此,本发明提供一种智慧型自动亮度对比颜色补正系统,可依所处环境的亮度,且针对红绿蓝三个基本色的视觉反应程度,自动补正红绿蓝的亮度,不必经由使用者的调整。 Accordingly, the present invention provides an intelligent automatic brightness contrast color correction system, to follow the brightness of the environment, and the reaction for the degree of visual three primary colors red, green and blue, RGB automatic brightness correction, not necessarily via adjust the user.

本发明提供的一种智慧型自动亮度对比及颜色补正系统包括一视频信号解码器,用以接收一视频信号,并将其分解成红、蓝、绿三个分量。 One kind of intelligent automatic luminance contrast and color compensation system according to the present invention comprises a video signal decoder for receiving a video signal, and broken down into red, blue, green three components. 一光探测器,用以检测环境的亮度,并输出一参考信号。 A light detector for detecting ambient brightness, and outputs a reference signal. 一补正电路,接收这参考信号,及接收红、蓝、绿三个分量 这补正电路中,存储有一暗时的视觉曲线,及一亮时的视觉曲线,如此可根据接收的参考信号决定取用暗时的视觉曲线及亮时的视觉曲线二者之一,根据选取的视觉曲线的特性,补正红、蓝、绿三个分量。 A correction circuit, which receives the reference signal and the received red, blue, and green correction circuit in which three components, is stored at a dark vision curve, and a curve when visual light, such access may be determined according to the received reference signal visual dark curve and when one of the two bright vision curve, according to the visual characteristics of the selected curve, corrected red, blue, green three components. 补正电路输出经补正后红、蓝、绿三个分量给一显示器。 After the correction circuit outputs the corrected red, blue, green three components to a display.

上述本发明,也可适用于一投影装置。 Of the present invention is also applicable to a projection apparatus.

上述本发明中,其补正电路又包括一控制软件,以补正该红蓝绿三个分量。 Of the present invention, which in turn comprises a correcting circuit control software to the corrected red, blue, green three components.

上述本发明中,其暗时的视觉反应曲线及亮时的视觉反应曲线是根据国际照明组织的标准订定。 Of the present invention, the visual response curve at which the dark and bright visual response curve is in accordance with international standards organizations provide for illumination.

本发明还提供一种影像亮度调整方法,包括提供一视频信号含有红蓝绿三个分量。 The present invention further provides a method for adjusting brightness of the image, comprising providing a video signal comprising three red blue and green components. 检测一环境亮度,产生一参考信号提供一暗时的视觉反应曲线及一亮时的视觉反应曲线。 Detecting an ambient brightness, generating a reference signal and a visual response curve when a bright visual response curve to provide a dark. 根据该参考信号,决定取用该暗时的视觉反应曲线及该亮时的视觉反应曲线二者之一,为一补正视觉反应曲线。 According to the reference signal, determines access to the visual response curve of one of the dark and the bright visual response when two curves for correcting a visual response curve. 利用该补正视觉反应曲线,对该视频信号的该红蓝绿三个分量分别做补正。 The use of correcting visual response curve, which the three red blue and green component video signals respectively make correction. 提供一显示装置,以接收补正后的该红蓝绿三个分量,显示对该视频信号。 Providing a display apparatus, to the three red blue and green components of the received corrected, the display of the video signal.

为使本发明的上述目的、特征、和优点能更明显易懂,下文特举一较佳实施例,并配合附图,作详细说明。 For the above-described object of the present invention, features, and advantages can be more fully understood by referring cite a preferred embodiment accompanied with figures are described in detail.

图1绘示一传统控制液晶显示器亮度的系统;图2绘示一传统彩色电视映像管的颜色色温控制装置;图3绘示依照本发明的一智慧型自动亮度对比颜色补正系统;以及图4绘示依照本发明采用的视觉反应曲线。 FIG 1 illustrates a conventional liquid crystal display brightness control system; FIG. 2 shows a conventional color television color picture tube color temperature control apparatus; FIG. 3 illustrates an intelligent automatic brightness contrast color correcting system according to the present invention; and FIG. 4 shows visual response curves in accordance with the present invention is employed.

本发明的主要特征包括利用一光探测器,以检测一环境的光度。 The main feature of the present invention comprises using a photodetector to detect a brightness of the environment. 再以检测得的环境光度,决定一视觉反应曲线,在利用此视觉反应曲线,针对红绿蓝的相对反应程度,自动补正显示器上视频信号亮度。 It was then to detect ambient light, determining a visual response curve, using this visual response curve, for the brightness level of the opposing reaction of RGB, automatically correcting the display video signal. 如此显示器上的影像,可自动维持在一最佳状态,不受使用者的人工调整,造成不便或偏差。 Thus the image on the display, can be maintained in an optimum state automatically, without user's manual adjustment, or deviation causing inconvenience.

图3绘示依照本发明的一智慧型自动亮度对比颜色补正系统。 3 illustrates a contrasting color intelligent automatic brightness compensation system according to the present invention. 在图3中,有一补正电路200,一视频信号解码器204,一光探测器202,及一显示器208。 In Figure 3, a correcting circuit 200, a video decoder 204, a photodetector 202, and a display 208. 光探测器202用以检测环境的亮度,而输出一参考信号给补正电路200。 The photodetector 202 for detecting the brightness of the environment, and outputs the reference signal to a correction circuit 200. 视频信号解码器204则是用以接收一影像视频信号,而将其分解成红、绿、蓝三个分量,再把红绿蓝三个分量输出给补正电路200。 A video signal decoder 204 is configured to receive a video image signal, and the broken down into red, green, and blue components, red, green and blue components and then output to the correction circuit 200. 补正电路200可依照参考信号所指示的环境亮度,及在此环境亮度下,视觉对色的相对反应程度,对红绿蓝蓝三个分量分别补正。 Correction circuit 200 in accordance with the ambient brightness may be indicated by the reference signal, and the luminance in this environment, the relative degree of visual response to color, red, green and blue components, respectively three correction. 补正后的红绿蓝三个分量可输出到显示器208,其中在显示器前端,一般又连接有一相对应的颜色驱动器206。 Three RGB components after correction can be output to the display 208, in front of the display which generally is in turn connected with a color corresponding to the driver 206.

上述的补正电路200,其较详细的操作如下,补正电路200中除了包括一微处理电路及存储器的硬件外,配合微处理电路的执行,也包括有一软件。 The above-described correction circuit 200, which operates as follows in more detail, the correction circuit 200 in addition to the hardware circuit comprises a microprocessor and a memory, the microprocessor circuit with execution also includes a software. 补正电路200中存储例如有如前述图4的一暗环境时的视觉反应曲线(实线),及亮环境时的视觉反应曲线(虚线)当补正电路200接收到由光探测器202输出的参考信号,可判断此时的环境是处于一亮环境或是暗环境。 Correction circuit 200 stores, for example, the visual response curves when a dark environment like the FIG. 4 (solid line), the visual response curve (dotted line) and when the bright environment when the correction circuit 200 receives the reference signal output by the photodetector 202 , can be determined at this time in the environment is a bright environment or a dark environment. 其判断方法例如可取参考信号与一预先设定的临界值(threshold)比较得知。 The method of determining which reference signal, for example, preferably with a threshold (threshold) set by a previously known comparison. 补正电路200于是例如选择暗环境时的视觉反应曲线及亮环境时的视觉反应曲线二者之一,做为补正的视觉反应曲线 一般而言,补正的视觉反应曲线可由环境亮度,暗环境时的视觉反应曲线及亮环境时的视觉反应曲线三者,经内差法得到相对应于环境亮度的视觉反应曲线。 Thus when one of the correction circuit 200, for example, both the visual response curve visual response curve selection bright environment and a dark environment, as a general visual response curve correction, the correction of visual response curves may be ambient light, in a dark environment three curve when visual response and a visual response curve bright environment, the difference in the method to give a visual response curve corresponding to the ambient brightness.

补正电路200于是利用软件的功能及补正的视觉反应曲线,进行补正红绿蓝三个分量,而后输出给显示器208。 Visual response curve correction circuit 200 and then using the correction function of the software, corrected RGB three components, and then output to the display 208. 补正电路200中也包含一般熟知的信号转换及一些信号控制元件,例如数字信号与模拟信号之间的转换,皆为公知技术,在此不详述。 Correction circuit 200 also includes a signal conversion and signal control of some elements are generally known, for example, conversion between digital and analog signals, are all well-known technique, not described in detail here.

本发明主要利用一光探测器202,以检测环境的亮度,再根据环境的亮度,选取一适当的颜色视觉反应曲线,再根据视觉反应曲线对三个基本颜色,分别补正。 The present invention utilizes a light detector 202, detects ambient brightness, then according to the ambient brightness, color vision selecting an appropriate response curves, then the visual response curves according to the three basic colors, respectively corrected. 因此显示器的视频信号,自动一直维持在最佳的视觉亮度,不需使用者的人工调整。 Thus the video signal of the display, is automatically maintained at the optimal visual brightness, without manual user adjustment. 人眼对不同颜色的反应程度在本发明中,也一并可自动调整到最佳状态。 Extent of the human eye to different colors of the reaction in the present invention, can be also automatically adjusted to an optimal state. 人为造成的颜色反应偏差也可有效地避免。 The reaction color deviation caused by human can be effectively avoided. 本发明具有智慧型的特征,具有自动补正亮度对比及颜色的功能。 The present invention is characterized in intelligent, automatic luminance contrast and color correction functions.

本发明的补正系统,不但可适用于一般的显示器,更可适用于投影式的显示器,利用补正系统以补正投影光的强度。 Correcting system of the present invention is not only applicable to general display, and more applicable to the projection type display system using the corrected light intensity corrected projection.

综上所述,虽然本发明已以一较佳实施例揭露如上,然其并非用以限定本发明,任何本领域的技术人员,在不脱离本发明的精神和范围内,当可作各种更动与润饰,因此本发明的保护范围应当以权利要求范围所界定的为准。 Although the present invention has been described in a preferred embodiment, they are not intended to limit the present invention, anyone skilled in the art, without departing from the spirit and scope of the present invention, may make various alterations and modifications, and the scope of the invention should be defined by the scope of the claims and their equivalents.

Claims (15)

  1. 1.一种智慧型自动亮度对比及颜色补正系统,包括:一视频信号解码器,用以接收一视频信号,并将其分解成红蓝绿三个分量;一光探测器,用以检测环境的亮度,并根据环境的亮度输出一参考信号;一补正电路,接收该光探测器输出的该参考信号,及接收该红蓝绿三个分量,其中该补正电路中,存储有一暗时的反应视觉曲线及一亮时的视觉反应曲线,如此可根据接收的该参考信号,该暗时的视觉反应曲线及该亮时的视觉反应曲线,决定一补正视觉反应曲线,根据该补正视觉反应曲线的特性,相对补正该红蓝绿三个分量,并可将该等分量输出 An intelligent automatic luminance contrast and color correction system, comprising: a video decoder for receiving a video signal, and broken down into three components of red blue and green; a light detector for detecting ambient luminance, and outputs a reference signal according to the ambient brightness; a correction circuit, which receives the reference signal from the photodetector, and three red blue and green components of the receiver, wherein the reaction of the correction circuit, there are stored a dark visual curve and when a bright visual response curve, so according to the received reference signal, the visual response curve of the dark and the visual response curve of the light, determining a correction of visual response curve, based on the correcting visual response curve characteristics correction relative to the three red blue and green components, and the other component output
  2. 2.如权利要求1所述的智慧型自动亮度对比颜色补正系统,还包含一显示器,接收经该补正电路补正后的该红蓝绿三个分量,以显示影像。 2. The intelligent automatic brightness claim 1, contrasting color correction system further comprises a display, receives the red blue and green after the correction circuit correcting the three components, to display images.
  3. 3.如权利要求1所述的智慧型自动亮度对比颜色补正系统,其中该暗时的视觉反应曲线及该亮时的视觉反应曲线是根据国际照明组织的标准订定。 The intelligent claim 1, automatic color luminance contrast compensation system, wherein when the dark vision and visual response curve of the response curve when light is illuminated in accordance with international standards provide for Organization.
  4. 4.如权利要求1所述的智慧型自动亮度对比颜色补正系统,其中该补正电路包括一控制软件,以补正该红蓝绿三个分量。 4. The intelligent according to claim 1 automatic brightness contrast color correction system, wherein the correction circuit comprises a control software to the corrected red, blue, green three components.
  5. 5.如权利要求1所述的智慧型自动亮度对比颜色补正系统,其中该补正电路决定的该补正视觉反应曲线是该暗时的视觉反应曲线及该亮时的视觉反应曲线二者其一。 5. The intelligent automatic brightness claim 1, contrasting color compensation system, wherein the response curve correcting vision correcting circuit determines that the visual response curves of both the dark and the visual response curve of the bright one.
  6. 6.一种投影装置亮度控制系统,包括:一视频信号解码器,用以接收一视频信号,并将其分解成红蓝绿三个分量;一光探测器,用以检测环境的亮度,并根据环境的亮度输出一参考信号;一补正电路,接收该光探测器输出的该参考信号,及接收该红蓝绿三个分量,其中该补正电路中,存储有一暗时的反应视觉曲线及一亮时的视觉反应曲线,如此可根据接收的该参考信号,该暗时的视觉反应曲线及该亮时的视觉反应曲线,决定一补正视觉反应曲线,根据该补正视觉反应曲线的特性,补正该红蓝绿三个分量,并可将该等分量输出。 A brightness control system projection apparatus, comprising: a video decoder for receiving a video signal, and broken down into three components of red blue and green; a light detector for detecting the brightness of the environment, and outputting a reference signal in accordance with the ambient brightness; a correction circuit, which receives the reference signal from the photodetector, and receive the three red blue and green components, wherein the correcting circuit, the reaction was stored at a dark vision curve and a visual response curve of the light, thus may be based on the reference signal received at the scotopic response curve and the visual response curve of the light, determining a correction of visual response curve, according to the characteristics of the correcting visual response curve correcting the three red blue and green components, and the other component output.
  7. 7.如权利要求6所述的一种投影装置亮度控制系统,还包含一投影装置,接收经该补正电路补正后的该红蓝绿三个分量,且将该红蓝绿三个分量构成的一补正后视频信号,投射到一荧光屏。 7. A projection apparatus according to the brightness control system as claimed in claim 6, further comprising a projection apparatus, which receives three red blue and green components after correction of the correction circuit, and the three components composed of red blue and green after a corrected video signal projected onto a screen.
  8. 8.如权利要求6所述的投影装置亮度控制系统,其中该暗时的视觉反应曲线及该亮时的视觉反应曲线是根据国际照明组织的标准订定。 The projection apparatus according to the brightness control system as claimed in claim 6, wherein when the dark vision and visual response curve at which the light response curves according to the standard of the International Organization provide for illumination.
  9. 9.如权利要求6所述的投影装置亮度控制系统,其中该补正电路包括一控制软件,以补正该红蓝绿三个分量 9. The projection apparatus according to the brightness control system as claimed in claim 6, wherein the correction circuit comprises a control software to the corrected red, blue, green three components
  10. 10.如权利要求6所述的投影装置亮度控制系统,其中该补正电路决定的该补正视觉反应曲线是该暗时的视觉反应曲线及该亮时的视觉反应曲线二者其一。 10. The projection apparatus according to the brightness control system as claimed in claim 6, wherein the correcting vision correcting the response curve of the circuit is determined by both visual response curve of the dark and bright at the one visual response curve.
  11. 11.一种影像亮度调整方法,包括:提供一视频信号含有红蓝绿三个分量;检测一环境亮度,产生一参考信号;提供一暗时的视觉反应曲线及一亮时的视觉反应曲线;根据该参考信号,该暗时的视觉反应曲线及该亮时的视觉反应曲线,决定一补正视觉反应曲线;利用该补正视觉反应曲线,对该视频信号的该红蓝绿三个分量分别做补正。 11. A method for adjusting brightness of an image, comprising: providing a video signal comprising three red blue and green components; detecting an ambient brightness, generating a reference signal; visual response curve and providing a dark visual response curve of a light; according to the reference signal, when the vision and scotopic response curve at which the light response curves, determining a correction of visual response curve; correcting vision using the response curve, which the three red blue and green component video signals are corrected to make .
  12. 12.如权利要求11所述的一种影像亮度调整方法,进一步提供一显示装置,以接收补正后的该红蓝绿三个分量,显示对该视频信号。 12. The method for adjusting brightness of the image as claimed in claim 11, further providing a display means, to the three red blue and green components of the received corrected, the display of the video signal.
  13. 13.如权利要求11所述的影像亮度调整方法,其中该暗时的视觉反应曲线及该亮时的视觉反应曲线是根据国际照明组织的标准订定。 13. The image luminance adjustment method according to claim 11, wherein when the dark vision and visual response curve at which the light response curves according to the standard of the International Organization provide for illumination.
  14. 14.如权利要求11所述的影像亮度调整方法,其中在利用该补正视觉反应曲线,对该视频信号的该红蓝绿三个分量分别做补正的该步骤中,包括使用一控制电路及一控制软件进行该红蓝绿三个分量分的补正。 14. The image luminance adjustment method according to claim 11, wherein in correcting vision using the response curve, the three red blue and green components of the video signal is corrected to make the step, respectively, and a control circuit including the use of a the control software components of red blue and green sub-three correction.
  15. 15.如权利要求11所述的影像亮度调整方法,其中该补正视觉反应曲线选自该暗时的视觉反应曲线及该亮时的视觉反应曲线二者其一。 15. The image luminance adjustment method according to claim 11, wherein the correcting both visual response curve selected visual response curve at which the dark and bright at the one visual response curve.
CN 00133979 2000-11-13 2000-11-13 Intelligent autoamtic brightness contrast and colour compensation system CN1353548A (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7317502B2 (en) 2004-04-27 2008-01-08 Au Optronics Corp. Liquid crystal panel with improved chromaticity and brightness
CN100433817C (en) 2002-07-23 2008-11-12 Nec显示器解决方案株式会社 Colour regulating method for progector
CN101312034B (en) 2007-05-25 2011-09-28 佛山市顺德区顺达电脑厂有限公司 Dynamic regulation method for screen brightness
CN101620819B (en) 2009-06-25 2013-10-16 北京中星微电子有限公司 Dynamic regulation method and dynamic regulation device for displaying image back light brightness, and moving display device
CN103680466A (en) * 2012-09-24 2014-03-26 华为终端有限公司 Color calibration method and user terminal
CN105096910A (en) * 2015-07-09 2015-11-25 西安诺瓦电子科技有限公司 Image processing method
CN105100761A (en) * 2015-07-09 2015-11-25 西安电子科技大学 Image display method
CN105592278A (en) * 2014-10-21 2016-05-18 宏碁股份有限公司 Electronic device and projection picture adjusting method

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100433817C (en) 2002-07-23 2008-11-12 Nec显示器解决方案株式会社 Colour regulating method for progector
US7317502B2 (en) 2004-04-27 2008-01-08 Au Optronics Corp. Liquid crystal panel with improved chromaticity and brightness
US7499128B2 (en) 2004-04-27 2009-03-03 Au Optronics Corp. Liquid crystal panel with improved chromaticity and brightness
CN101312034B (en) 2007-05-25 2011-09-28 佛山市顺德区顺达电脑厂有限公司 Dynamic regulation method for screen brightness
CN101620819B (en) 2009-06-25 2013-10-16 北京中星微电子有限公司 Dynamic regulation method and dynamic regulation device for displaying image back light brightness, and moving display device
CN103680466A (en) * 2012-09-24 2014-03-26 华为终端有限公司 Color calibration method and user terminal
CN103680466B (en) * 2012-09-24 2016-06-08 华为终端有限公司 A method of color calibration, and a user terminal
US9501841B2 (en) 2012-09-24 2016-11-22 Huawei Device Co., Ltd. Method for color calibration and user terminal
CN105592278A (en) * 2014-10-21 2016-05-18 宏碁股份有限公司 Electronic device and projection picture adjusting method
CN105096910A (en) * 2015-07-09 2015-11-25 西安诺瓦电子科技有限公司 Image processing method
CN105100761A (en) * 2015-07-09 2015-11-25 西安电子科技大学 Image display method

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