TW201024688A - Apparatus and method for providing light source with standard tone characteristics - Google Patents

Abstract

An apparatus and a method for providing light source with standard tone characteristics are provided. The light providing apparatus includes a light source unit, a light guide unit, a sensing unit, and a control unit. The light source unit provides a light source. The light guide unit is used for modulating and uniforming the light source. The sensing unit is used for detecting tone characteristics of the light source. The control unit is coupled to the light source unit, the light guide unit, and the sensing unit and used for controlling the light source unit to adjust the tone characteristics of the light source provided thereby so as to conform standard tone characteristics according to the tone characteristics detected by the sensing unit. Therefore, a light source with standard tone characteristics is provided, and a standard tracking means can be provided for the manufacturer to use in an actual process.

Description

201024688 P07970028TW29623twf.doc/n VI. Description of the Invention: [Technical Field] The present invention relates to a light source providing apparatus and method, and in particular to a standard tone characteristic light source providing apparatus and method. [Prior Art] In response to the fierce competition in the global display industry and the impact of the meager profit era, display manufacturers in order to get rid of the low-price strategy to create a brand new opportunity, in addition to the current (four) system to correct the slaves, the county created excellent = board Specifications and improved production technology, so that the image quality of the display can be evaluated in the image quality - can be divided into the customer evaluation system by the human evaluation unit, after the establishment of the characteristics and preferences of the Ridge test, and then the way to display the second test In the human eye, the brightness, colorimeter or side measuring instrument is entered into n", and the objective measurement is also the brightness correction. Js parity, and therefore, these instruments 追溯 in the traceability of the instrument standard, there are corrections in the instrument's tone characteristics, the current quasi-laboratory can refer to, but the degree, but the A-light color temperature mosquito (about, 2, 8 ^ The Α light source is the standard to correct the bright calibration range. There are P 艮 for the rest of the gradation and the brightness that can be provided by the operator. This is only for the 9000K to the normal color temperature. Ι_οκ), the display (highest addition, in the calibration of the instrument, different deficiencies. Test different standard cut, and the pulse of the system ^ temperature and not _ brightness need to participate in the difference. Again with the backlight module ^ 9 with the spectrum of the standard light source

Emitting Di0de, LED ) backlight, H, such as light-emitting diode (Light X-polar body (Organic Light 3 201024688 FO/y/00281W 29623twf.doc/n

Em on g Di〇de, 〇LED) backlight or other backlights of different color temperatures, etc., the tone characteristics of different light sources will also affect the calibration results of the instrument. Faced with the lack of the above criteria, the fresh H according to the characteristics of the technology of the present invention can have a standard pursuit type in the actual transportation department. 4] [Invention] The present invention provides a fresh light source providing apparatus and method for a standard light source having different tone characteristics. In the case of enemy enemies, the tentacles provide the set-up vanity J', including the source of the early morning, the light guide, the sensing unit and the control unit. 1 ^ source unit provides H S guide unit system to modulate and homogenize the seven originals. ί:;:系]: Debt, the tone characteristic of the light source. The control unit is divided into the (four) ship that accepts the money of the sinner, so that it conforms to the standard according to the implementation of the technology of the present invention - the standard gradual light source provides its suitable for providing the grading, the step includes providing the wire Reproduce the 阶 and = tonal characteristics of the light source, and adjust the tone characteristics of the light source so that =====. The radiation is then modulated and homogenized, and the adjusted light is output. The standard tone characteristic light source of the present invention provides a device and a color temperature, etc., in addition to the human visual function function of the sensing light source. The feedback control is provided to provide the required standard brightness tone. The above features and advantages of the present invention will become more apparent from the following detailed description of the embodiments of the invention. [Embodiment] According to the technology of the present invention, the light sensor and the temperature sensor can be used as the feedback control of the light source, and the light emitting diode (LED) and the organic light are illuminated by sequential lighting or continuous current. 〇rganic Light Emitting

Diode, 〇LED) or cold cathode lamp ((10) Cath〇de Flu〇Lamps, ❹CCFL) and other lighting modules' and the field (4) measured the light characteristics of different lighting modules such as brightness, chromaticity, relative color temperature And the feedback device adjusts the tone characteristics of the light-emitting module according to the light characteristic information, so that a standard light source with different tone characteristics can be provided for correction by the operator. In order to make the content of the present invention more clarified, detailed embodiments of the standard tone characteristic light source providing apparatus and method of the present invention will be described in detail below with reference to the accompanying drawings, wherein the same reference numerals represent the same or functionally similar components. . FIG. 1 is a schematic diagram of a standard tone characteristic light source providing apparatus according to an embodiment of the invention. Referring to FIG. 1, the light source providing device of the present embodiment provides a light source by the light source unit 11 and a light characteristic sensing unit 122 is disposed in the light source unit 11A to sense the light emitted by the light source unit ι10. The light source unit 110 is composed of a plurality of light emitting units (for example, light emitting elements 112a to 112d), and the light emitting units are, for example, a light emitting diode (LED) or an organic light emitting diode (〇). Rganie Emitting Diode, OLED), the scope is not limited herein. The tone characteristic sensed by the light characteristic sensing unit 122 will be returned to the light source unit 110 to modulate the tone characteristic of the light source emitted by the light source unit 110. Into the light guide unit η Λ ^ tu υυ, and by the light 5 201024688 ru /y / υυζβ i 29623twf.doc / n 'Early element 130 § Zhou system and homogenization, and then output as a standard light source. In detail, the light emitted by the light source unit 11 turns into the light uniformizing unit m via the light wheel adjusting unit U2, and the light that is incident is modulated and homogenized by the light uniformizing unit (9). It is worth mentioning that the light entering the singularity unit 134 can also detect the visual function of the human eye via the visual effect function detecting unit 124, and the human visual function reflects the human eye actually seeing The brightness of the light. The human visual effect function will be immediately fed back to the light output adjusting unit 132, so that the light amount entering the light guiding unit 130 is such that the light source finally output by the light guiding unit w meets the requirement of bright brightness _, and can be used as (four) 四 (four) standard light hitting. Source 0 FIG. 2 is a diagram showing a standard tone characteristic light source providing device according to an embodiment of the invention. The present invention provides a connection relationship and operation mode of each component in the real-time, wherein the light source providing device 1 includes a light source 110, a sensing unit 12A, a light guiding unit 13A, and a control unit 14A, and functions thereof. The description is as follows: 光源 The light source unit 110 is used to provide a light source, which is a light-emitting module composed of a plurality of light-emitting units 112. The fresh-made A 112 may be a light-emitting diode (LED) or a light-emitting light. A light-emitting tree such as a secondary (1) LED), which is a light that emits an appropriate tone according to an input current. Furthermore, the light source unit is dimmed (four) cooling dissipating units 114, which can adjust the temperature output of the light source unit UG according to the degree of the first source of the system, and adjust the temperature of the light source unit UG. The hybrid is maintained in compliance with the standard. Although the sensing unit 120 includes the light characteristic side single A 122 and the visual effect element m. The optical characteristic detecting unit 122 can be disposed in the light source unit portion and used to measure the first-order characteristic of the light source provided by the light source unit 110. 6 201024688

The detection unit το 124 can be disposed inside the light guiding unit 13 , to detect the second tone characteristic of the light entering the light guiding unit 130, including a human visual function. The light guiding unit 130 includes a light output adjusting unit 132 and a light uniformizing unit 134. The light output adjusting unit 132 is, for example, an electronic aperture for adjusting the amount of light entering the light source of the light guiding unit 13 , and the light homogenizing unit 4 is, for example, an integrating sphere or a diffusion sheet, and used to The light source that has passed through the light output adjustment unit 132 into the light guiding unit 130 is homogenized and output as a standard light source. The control unit 140 includes a light characteristic control surface group 142 and a light output control module 144. The 'light characteristic control module 142 receives the measured light characteristics from the light characteristic detecting unit 142, and the fine control light UG is provided by the light source _ the light source control surface 16144 ij will The visual effect function debt test 124 receives the measured visual effect function of the human eye, and controls the light rounding adjustment early element 132 to adjust the amount of light entering the light source of the light guiding unit 130.

(Step S340), the light source unit 11 is adjusted to the target luminosity value of the person input by the user. 201024688 l^vy /UU2JS1W 29623twf.doc/n For example, if the target light characteristic set by the user: the color temperature is 5 〇〇〇 κ, then the light characteristic detecting unit 122 measures the light source provided by the light source unit 110. The color temperature is 5100 Κ, at this time, the light characteristic control module 122 can control the light source unit 11 to increase the illuminance value of the light source provided by the light source unit 11 so as to repeatedly circulate and feed back, and finally adjust the luminosity value of the light source provided by the light source unit 110 to 5 feet. On the other hand, the light output control module 144 receives the human visual effect function detected by the visual effect function detecting unit 124, and controls the light output adjusting unit 142 to adjust the light source entering the light guiding unit 140. The chromaticity, redundancy, lightness or color temperature of the light source provided by the light source unit 11 can be obtained by the feedback control of the light characteristic detecting unit 122 and the light characteristic control module 142 to the light source unit jio. The iso-optical characteristics are adjusted to the required standard. On the other hand, by the feedback control of the upper-order visual effect function gamma unit 124 and the light output adjusting unit 132 of the light output control module unit 130, the brightness of the 13G output wire is adjusted to the human eye to actually feel the J degree. . According to this, the chromaticity and brightness of the light source can be provided for correction by the user. Nine d colors, the dishes are paid 4 ❹ (4) In order to avoid the heat generated by each of the light-emitting modules in the light source unit 110, the light characteristics of the light source provided by the light-emitting unit 110 may be ignited in the 'implementation' ', which may be arranged in the light source single TL11G- Temperature ^: to monitor the temperature of the light source unit (4) light ΓΙ unit (10) temperature control module (4) will display the color of the light source provided by the cooling unit u source unit m in the source 110 Degrees will then be held within the scope of the standard. Light characteristics such as W or color temperature: how to provide a single-tone characteristic light source. In the example, the present invention can also provide light with different tone characteristics 201024688 ru / y / υυζ δ iw 29623twf.doc / n source In the following, an embodiment will be described in detail.

Figure 4 is a schematic illustration of a standard tone characteristic light source providing apparatus continued in accordance with an embodiment of the present invention. Referring to FIG. 4, the device of the present embodiment provides a light source by the light source unit 410. The light source unit 41 includes a plurality of light emitting modules, and each of the light emitting modules includes a plurality of light emitting units (for example, 41仏). 14a and 416a), and a light source for providing different tone characteristics, for example, a wire which can emit red, green and blue (RGB) colors, the scope of the embodiment is not limited. For the light sources of these different tone characteristics, the light source unit 41 can separately configure the light characteristic sensing units 422a, 422b, and 422c in the group to detect the tone characteristics of the light sources. Similarly, each of the above-mentioned light-emitting modules is composed of a plurality of light-emitting units, such as a light-emitting diode (LED) or an organic light-emitting diode (QLED), and the scope thereof is not limited herein. . The gradation made by the optical noise eliminator 4 仏, 4 及 and 4 瓜 will be fed back to the light source unit 41 〇 to twee the characteristics of the light source emitted by each of the groups. The light source after the light source unit and the machine will be sent to the light guide unit 430, and modulated and uniformly sentenced by the light guide unit, and then output as a standard light source. In detail, the light emitted by the light group element enters the light uniformizing unit 434 via the light output adjusting unit, and the light uniformizing unit 434 equalizes the incoming light. It is worth mentioning that the light entering the human light homogenizing unit ^ can also be reflected by the visual effect function side unit 424 _ the visual function of the human eye, which reflects the light actually seen by the human eye. Brightness. The human visual effect function can be fed back to the light output adjusting unit 432, thereby adjusting the amount of light into the unit 430 so that the light source finally output by the light guiding unit 43 is required to meet the standard brightness level. Source 0 201024688 ru / y / m / ^ oi v / 29923twf.d 〇 c / n It is worth mentioning that for different tone characteristics of the light source, this embodiment includes the way of sequential lighting or continuous current lighting Each of the light-emitting modules is respectively illuminated, and the corresponding light characteristic sensing unit detects the tone characteristics and performs feedback control. When the light sources enter the light guiding unit 430, the visual effect detecting unit 4; 34 can also The human eye visual function of the different tone characteristic light sources is sequentially measured and fed back to the light output adjusting unit 432, thereby adjusting the light quantity of the light source into each of the light guiding units (4), so that the light source finally output by the light guiding unit meets the standard brightness. The requirements can be used as a standard source for subsequent calibration. FIG. 5 is a block diagram of a standard tone characteristic light source providing apparatus according to an embodiment of the invention. This embodiment further introduces the connection relationship and operation mode of each component in the foregoing embodiment, wherein the light source providing device 4 includes a light source unit 410, a sensing unit 420, a light guiding unit 43A, and a control unit 44A, and is described as follows. The eight light source unit 410 is composed of a first light emitting module 412, a second light emitting mold cylinder 414, and a third light emitting module 416, and is used to provide an uncharacteristic color such as red, green, and blue (RGB), respectively. Each of the light-emitting modules is composed of a plurality of light-emitting units (for example, light-emitting units 412a, 414a, and 416a), and the light-emitting units may be light-emitting diodes (LEDs) or organic light-emitting diodes (〇咖). Wait 70 pieces, which can emit light of appropriate brightness according to the magnitude of the input current. Furthermore, the cooling module can be respectively configured with cooling and cooling units 41沘, 41牝 and 41邰, which can be appropriately adjusted according to the temperature of each lighting module measured by the system, so as to be emitted by the lighting modules. The tone characteristics of the light are maintained within a range that conforms to the standard-order tone characteristics. The sensing unit 420 includes an optical (four) measuring unit 422, a visual effect function (4), and a temperature detecting unit 426. The optical characteristic measuring unit 422 can be disposed inside the light source unit 410, and used to measure the light provided by the light source unit 41〇201024688 ^υ /y /υυζ» ι W 29623twf.doc/n source chromaticity, 7C Optical properties such as degree, spectrum or color temperature. The visual effect function detecting unit 424 is disposed inside the light guiding unit 43A to detect a visual effect function of the light entering the light guiding unit 43A. On the other hand, the temperature detecting unit 426 can also be disposed inside the light source unit 410 to detect the temperature of the light source unit 41. The light guiding unit 430 includes a light output adjusting unit 432 and a light uniformizing unit 434. The 'light output adjustment unit 432 is, for example, an electronic aperture, i is used to adjust the recording of the light source entering the human light guide unit 43, and the light uniformization unit 434 is, for example, an integrating sphere or a diffusion sheet, The light wheel is adjusted and the light source is equalized by the light guide unit (4), and the wheel is turned out as a standard light ^ 440 including the light characteristic control mode, the group 442, the light output control module tearing and the temperature control secret. Wherein, the optical characteristic control module secretly receives the measured light characteristics from the light =:::44i, and accordingly controls the light-emitting module 412, the second lighting module, and the The Sancha Group adjusts the light source it provides. The detailed adjustments have been made in the first month, and will not be repeated here. In addition, the 'light output control module 444 ^ 攸 攸 攸 函数 函数 函数 424 424 收 收 收 收 收 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光 光_ characteristics, and color Ρ first 1# or color temperature are in line with the standard light source for subsequent calibration. In addition, the present invention further includes the above-mentioned implementation of the value m (COM Cathode Fluorescent Lamps; CCFL) '^^ the standard light source for the operator to correct, the town is to take another - i two Figure 6 is A standard tone characteristic light source 201024688 i. \j I ^ I ± yt 29623twf.d.oc/n is provided in accordance with an embodiment of the present invention. Referring to FIG. 6, the light source providing device 600 of the present embodiment provides a light source by a light source unit 610, which is composed of a cold cathode fluorescent lamp (CCFL) 612, a diffuser (Diffuser) 614, and a light guide. 616 composition. The light source generated via the light source unit 610 will be sent to the light guide unit 620, which is modulated and homogenized by the light guide unit 630, and then output as a standard light source. In detail, the light emitted from the light source unit 610 enters the light uniformizing unit 634 via the aperture given by the light output adjusting unit 632, and the incoming light is modulated and homogenized by the light uniformizing unit 634. It is worth mentioning that the light entering the pupil uniformizing unit 634 can also detect the visual function of the human eye via the visual effect function detecting unit 624 and feed back to the light output adjusting unit 632 to adjust the light entering the light guiding unit 630. The amount of light 'so that the light source ultimately output by the light guiding unit 630 also meets the requirements for standard brightness' can be used as a standard light source for subsequent correction. Figure 7 is a block diagram of a standard tone characteristic light source providing apparatus according to an embodiment of the present invention. The present embodiment further describes the connection relationship and operation mode of the components in the foregoing embodiments. The light source providing device 6 includes a light source unit 610, a sensing unit 620, a light guiding unit 630, and a control unit 640, and the functions thereof are as follows: The light source unit 610 is configured to provide a light source, which may be composed of a cold cathode lamp tube, a diffusion plate 614, and a light guide plate 616. Since the light generated by the cold cathode lamp has a characteristic of fixed color temperature, it is not necessary to configure the light characteristic sensing in the light source unit 61A to detect the color temperature and perform feedback control in the present embodiment. The sensing unit 620 includes a visual effect function detecting unit 624 that can be disposed inside the light guiding unit 630 to detect a human visual function of light entering the light guiding unit 63. The light guiding unit 630 includes a light output adjusting unit 632 and a light uniformizing unit 12 201024688 truty, i wr29623twf.d〇c/n 634. Wherein, the light wheel out adjustment unit 63 is used for the whistle, the warehouse λ W such as an electronic aperture 'which is used for the Wei Jin slave guide unit 63G, and the 634 is, for example, an integrating sphere into a diffusion The early 兀 unit still, the 丄 丄, the first 衣 片 片 is used to homogenize the light source through the light output adjustment = 632 into the light guide unit _, and output as standard light, then the m64 () package output (four) module 644 'It can be subtracted from the visual effect function eye, and the Nin (4) male adjustment unit 32 adjusts the amount of light entering the light source of the light guiding unit 630. m m is obtained by the above-mentioned visual effect function debt measuring unit 624 and optical transmission unit. The feedback control of the light wheel out adjustment unit 632: the adjustment of the output of the 兀630 output is adjusted to the brightness actually perceived by the human eye. 4 This can provide the light source with the chromaticity, brightness, spectrum or color temperature conforming to the standard. For correction purposes. In summary, the standard tone characteristic light source providing device and method of the present invention are mixed with a light guide unit such as an integrating sphere to form a uniform surface light source, and the light detection and temperature j detector are used as feedback control of the light source to control the brightness of the light source. Chromaticity, relative color 2, spectral and other tonal characteristics, and the amount of light entering the light guide unit through the electronic aperture to change its output light amount 'can provide a standard brightness tone light source. Accordingly, this Maoyue light source supply device not only provides backlight research, but also enables the industry to have a standard traceability method when it is used only, and can solve the problem of different measurement results between manufacturers and midstream and downstream manufacturers or consumers. Various disputes caused. Although the present invention has been disclosed above by way of example, it is not intended to limit the scope of the present invention. Any one of ordinary skill in the art can make a few changes and refinements without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention is subject to the definition of the scope of the patent application. 13 201024688 ru /y /υυζο i W 29623twf.doc/n [Simplified Schematic] FIG. 1 is a schematic diagram of a standard tone characteristic light providing device according to an embodiment of the invention. 2 is a block diagram of a standard tone characteristic light providing apparatus according to an embodiment of the invention. FIG. 3 is a flow chart of a method for adjusting the tone characteristics of a light source according to an embodiment of the invention. 4 is a schematic diagram of a standard tone characteristic light source providing apparatus according to an embodiment of the invention. 5 is a block diagram of a standard tone characteristic light source providing device according to an embodiment of the invention. FIG. 6 is a schematic diagram of a standard tone characteristic light source providing device according to an embodiment of the invention. Figure 7 is a block diagram of a standard tone characteristic light source providing device according to an embodiment of the invention. ~ [Main component symbol description] φ 1〇〇, 400, 600: light source providing devices 110, 410, 610 : light source unit 112, 112a, 112b, 112c, 112d, 412a, 414a, 416a:

Light unit X 114, 412b, 414b, 416b: cooling heat dissipation unit 120, 420, 620: sensing unit ^ 2 422 422 ^ 4221 ^ 4220: light characteristic sensing unit 124, 424, 624: visual effect function detecting unit 130, 430, 630: light guide unit 201024688 / 7 丨 w 29623twf.doc / n 132, 432, 632: light output adjustment unit 134, 434, 634: light uniformization unit 140, 440, 640: control unit 142, 442: Light characteristic control module 144, 444, 644: light output control module 412: first light emitting module 414: second light emitting module 416: third light emitting module 426: temperature detecting unit 446 446: temperature control module 612: cold cathode lamp tube 614: diffusion plate 616: light guide plate S310 to S340: steps of a method for adjusting the tone characteristics of a light source according to an embodiment of the present invention

15

Claims (1)

201024688 ru/y/u^〇iw29623twf.doc/n VII. Patent application scope: 1. A standard tone characteristic light source providing device, comprising: a light source unit providing a light source; a light guiding unit for modulating and homogenizing the light source; a sensing unit that detects a tone characteristic of the light source; and a W-control unit coupled to the light source unit and the sensing unit, and controlling the tone characteristic detected by the sensing unit The light source unit adjusts the tone characteristic of the light source to conform to a standard tone characteristic. 2. The standard tone characteristic light source providing device according to claim 1, wherein the light source unit comprises a plurality of light emitting modules, and each of the light emitting modules comprises: a plurality of light emitting units providing the light source And a uniform cooling unit that adjusts the temperature of the lighting module to maintain the tone characteristics of the light source. 3. The standard tone characteristic light source providing device according to claim 2, wherein the light emitting units comprise a light emitting diode (LED) and an organic light emitting diode (Organic Light Emitting Di〇de) , 〇led) ® and C冷ld Cathode Fluorescent Lamps (CCFL) are at least one of them. 4. If the application is directed to the second-order rhyme of the fresh-order surface light source providing device, the light-emitting modules provide the light source with a single tone characteristic. 5. The standard tone characteristic light source providing device according to claim 2, wherein the light emitting modules respectively provide the light source with different tone characteristics. 6. If the application is specifically for a fifth-shaped fresh-to-hybrid light source providing device, wherein the light source unit comprises sequentially illuminating the light-emitting units of the plurality of hair-domain groups to provide the light source with different tone characteristics. 16 201024688 Γυ / / L / ΙΛώΟ 丄 w 29623twf.doc / n 7. If the patent application scope 5: special r - adjustment characteristics package 2: === ❿ set: the standard tone characteristics of the light source provided The step of adjusting, ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ The characteristic 'tune two strip light source provides n,. ± early includes - integrating sphere or a diffuser. Lu device, wherein the standard tone characteristic light source described in the eighth item of the fourth aspect provides a feed control of the light source provided by the first one; and the early detection, to perform the first-posting on the light source unit, See the political function test unit '彳贞 进 该 该 该 该 该 该 该 该 该 该 该 该 该 该 该 该 该 该 该 该 该 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾 盾The group, according to the 17th 201024688 ru/^/υυ^ο i W 29623twf.doc/n - tone characteristic of the optical characteristic detecting unit, paves the single light output control module, according to the source; ::: Tuning property 'Controls the color temperature of the relay wheel adjustment device. ~ Degrees, a spectrum or a 14. If the characteristics of the patent application range include the _ device, the standard tone characteristic light source described in the towel provides control? The temperature is supplied to the device, wherein the standard tone characteristic light source provided by the light source is provided by the light source unit: the light source unit is: 种. the type 抑 纽 New Zealand method, and the financial method includes the following steps to provide a light source; One of the tone characteristics of the light source; conforms to ====鄕''''''''''''''' 18. If the application of the paste axis 17th to the standard stepped light source provides 18 201024688 J 29623twf.doc / n method source t 'where the step of providing the light source includes providing a single tone characteristic of the light, 19 The standard range complementary light source of the 17th job of the paste range provides a method, and t provides the step sequence of the system for the source of different tone characteristics. Nine, and Uk 20. The standard described in item 19 of the patent scope, =, wherein the different tone characteristics include the red, green and blue color space St 21 · the standard order as described in the patent application 17 The method of masculinity, the steps of modulating and homogenizing the light source include: ', ', homogenizing the light source by using a product or a diffusion sheet. The method (4) of the bumper provides a visual function of the human eye for detecting the light source; and according to the human visual record, the wheel is controlled as described in item 22 of the patent application scope. The method </ RTI> wherein the step of providing control of the illuminating light source according to the visual function of the human eye comprises: illuminating the light source according to the human visual function function as described in claim 17 of the patent scope. The method further includes:, a drought and flood characteristic light source providing a temperature for detecting the light source; and maintaining the tone characteristic of the light source according to the detected temperature. do not. The light source performs feedback control, 25. The method of claim 17, wherein the tone characteristic comprises - chromaticity - the gradual characteristic light source provides X redundancy, - spectral or - color temperature. 19