CN117275363A - Intelligent Micro LED transparent screen and photoelectric parameter acquisition method thereof - Google Patents
Intelligent Micro LED transparent screen and photoelectric parameter acquisition method thereof Download PDFInfo
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- CN117275363A CN117275363A CN202311241228.5A CN202311241228A CN117275363A CN 117275363 A CN117275363 A CN 117275363A CN 202311241228 A CN202311241228 A CN 202311241228A CN 117275363 A CN117275363 A CN 117275363A
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- 238000012545 processing Methods 0.000 claims abstract description 25
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 18
- 230000017525 heat dissipation Effects 0.000 claims description 17
- 238000012360 testing method Methods 0.000 claims description 12
- 238000012544 monitoring process Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 3
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- 235000005607 chanvre indien Nutrition 0.000 description 2
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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Abstract
The invention discloses an intelligent Micro LED transparent screen, which comprises a transparent substrate and a plurality of RGB light source modules arranged on the transparent substrate, wherein the RGB light source modules are all in communication connection with a central processing unit, the photosensitive control shading modules are arranged around TFTs of the RGB light source modules, the photosensitive control shading modules correspond to a plurality of pixel points of the RGB light source modules, and the photosensitive control shading modules are all in communication connection with the central processing unit. According to the invention, the photoelectric parameters of the LED chip are monitored, and the current value is regulated and controlled in real time, so that the comprehensive performance of the Micro LED transparent screen is improved, and the display effect, the picture quality and the applicability are improved.
Description
Technical Field
The invention relates to the technical field of Micro LED transparent screens, in particular to an intelligent Micro LED transparent screen and a photoelectric parameter acquisition method thereof.
Background
Micro LED transparent screen is a new generation display technology, and has higher brightness, better luminous efficiency and lower power consumption than the existing OLED technology. However, the existing Micro LED transparent screen has the following problems:
problem one: micro LED transparent screen comprises LED chip array, and the LED chips of closely knit hemp are arranged together, when passing through the electric current, because other structures shelter from the reflection between the LED chips, cause luminance, picture inhomogeneous.
And a second problem: the Micro LED transparent screen is a transparent screen, so that when the Micro LED transparent screen is used in an outdoor environment, the brightness change is large, and a viewer cannot see the picture clearly.
Problem three: micro LED transparent screen comprises LED chip array, and the LED chip of closely knit hemp leads to the cost high.
Fourth problem: the Micro LED transparent screen is a transparent screen, so that energy is saved, and heat is dissipated at fixed points.
These problems seriously obstruct the development of the display technology of the Micro LED transparent screen, so how to realize the comprehensive performance improvement of the Micro LED transparent screen is a problem to be solved in the technical field.
Disclosure of Invention
It is an object of the present invention to address at least the above problems and/or disadvantages and to provide at least the advantages described below.
To achieve these objects and other advantages and in accordance with the purpose of the invention, as embodied and broadly described herein, there is provided an intelligent Micro LED transparent screen, comprising a transparent substrate, and a plurality of RGB light source modules arranged on the transparent substrate, wherein the plurality of RGB light source modules are all communicatively connected to a central processor;
the light-sensitive control shading modules are arranged around the TFTs of the RGB light source modules, correspond to the pixel points of the RGB light source modules, and are in communication connection with the central processing unit.
Preferably, the photosensitive control shading module includes:
the upper photosensitive control shading layer is arranged above the TFT of the RGB light source module, and two sides of the bottom end of the upper photosensitive control shading layer are respectively connected with VDD and VEE;
the lower photosensitive control shading layer is arranged below the TFT of the RGB light source module and is respectively connected with the VDD and the VEE.
Preferably, a plurality of photosensitive monitoring sensors are symmetrically arranged around the transparent substrate, and the photosensitive monitoring sensors are all in communication connection with the central processing unit.
Preferably, a gap is provided between two adjacent RGB light source modules, and the upper photosensitive control light shielding layer is provided with a reflective layer corresponding to the gap.
Preferably, the circulating liquid cooling mechanism is further included, which includes:
a heat dissipation liquid layer disposed on the transparent substrate;
the transparent heat dissipation liquid layers are arranged in the gaps, are respectively communicated with the heat dissipation liquid layers through the inlet and outlet control ports, and are in communication connection with the central processing unit.
A photoelectric parameter acquisition method for intelligently adjusting a Micro LED transparent screen comprises the following steps:
setting 0% -100% of the driving current of the TFT to 10%, 20%. The ten driving currents in the form of 100%;
step two, placing left LED chips of a plurality of pixel points at corresponding positions one by one, and when a single left LED chip is placed at the corresponding position, lighting the single left LED chip one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters I of each left LED chip through a corresponding photosensitive control shading module and a left adjacent photosensitive control shading module;
step three, a plurality of left LED chips are placed at corresponding positions, the left LED chips are lightened one by one through ten driving currents, and ten groups of photoelectric parameters II of the left LED chips are respectively tested through corresponding photosensitive control shading modules and left adjacent photosensitive control shading modules;
step four, placing the middle LED chips of the pixel points at corresponding positions one by one, and when a single middle LED chip is placed at the corresponding position, lighting the single middle LED chip one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters III of each middle LED chip through a corresponding photosensitive control shading module;
step five, placing a plurality of middle LED chips at corresponding positions, lighting the plurality of middle LED chips one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters IV of the plurality of middle LED chips through corresponding photosensitive control shading modules;
step six, placing right LED chips of a plurality of pixel points at corresponding positions one by one, and when a single right LED chip is placed at the corresponding position, lighting the single right LED chip one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters V of each right LED chip through a corresponding photosensitive control shading module and a right adjacent photosensitive control shading module;
step seven, a plurality of right LED chips are placed at corresponding positions, the right LED chips are lightened one by one through ten driving currents, and ten groups of photoelectric parameters VI of the right LED chips are respectively tested through corresponding photosensitive control shading modules and right adjacent photosensitive control shading modules;
inputting ten groups of photoelectric parameters I, ten groups of photoelectric parameters II, ten groups of photoelectric parameters III, ten groups of photoelectric parameters IV, ten groups of photoelectric parameters V and ten groups of photoelectric parameters VI into a central processing unit, and the central processing unit is matched with a photosensitive control shading module to monitor the photoelectric parameters, so that the current values of corresponding LED chips are adaptively adjusted in the use process, and the photoelectric parameters of a plurality of LED chips are adjusted to be consistent.
Preferably, the ten sets of photoelectric parameters i, the ten sets of photoelectric parameters ii, the ten sets of photoelectric parameters iii, the ten sets of photoelectric parameters iv, the ten sets of photoelectric parameters v, and the ten sets of photoelectric parameters vi each include: brightness, light power, color coordinates, light intensity.
The invention at least comprises the following beneficial effects:
according to the invention, the photoelectric parameters of the LED chip are monitored, and the current value is regulated and controlled in real time, so that the comprehensive performance of the Micro LED transparent screen is improved, and the display effect, the picture quality and the applicability are improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic connection diagram of a photosensitive control shading module according to the present invention.
FIG. 3 is a schematic diagram of a photosensitive monitoring sensor distribution according to the present invention.
Fig. 4 is a schematic view of a virtual pixel point according to the present invention.
Fig. 5 is a schematic diagram showing an arrangement of LED chips in an RGB light source module according to the present invention.
Fig. 6 is a schematic diagram of current regulation of an LED chip in an RGB light source module according to the present invention.
Detailed Description
The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It should be noted that, in the description of the present invention, the orientation or positional relationship indicated by the term is based on the orientation or positional relationship shown in the drawings, which are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, may be a detachable connection, or may be integrally connected, may be mechanically connected, may be electrically connected, may be directly connected, may be indirectly connected through an intermediate medium, may be communication between two members, and may be understood in a specific manner by those skilled in the art.
Furthermore, in the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be a direct contact of the first and second features, or an indirect contact of the first and second features through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
Fig. 1 shows an implementation form of the present invention, which comprises a transparent substrate 1, and a plurality of RGB light source modules 2 arranged on the transparent substrate 1, wherein a plurality of the RGB light source modules 2 are all in communication connection with a central processor;
and a plurality of photosensitive control shading modules 3 are arranged around the TFTs 21 of each RGB light source module 2, each photosensitive control shading module 3 corresponds to a plurality of pixel points of each RGB light source module 2, and the photosensitive control shading modules 3 are all in communication connection with the central processing unit.
Working principle: when debugging is carried out, photoelectric parameters of a plurality of LED chips arranged in an array in a plurality of RGB light source modules 2 under different currents are tested through the corresponding photosensitive control shading modules 3 and the photosensitive control shading modules 3 adjacent to the two sides, and test values are recorded in a central processing unit, wherein the plurality of LED chips comprise a plurality of blue LED chips 22, a plurality of green LED chips 23 and a plurality of red LED chips 24, and a single pixel point consists of Shan Languang LED chips 22, a single green LED chip 23 and a single red LED chip 24; in the use process of the Micro LED transparent screen, the photosensitive control shading module 3 is arranged around the TFT 21, so that the photosensitive control shading module 3 monitors photoelectric parameters in real time, shielding light enters the TFT 21, the TFT 21 is not illuminated to drive an LED chip, as shown in fig. 4-6, when the photoelectric parameters of the RGB chips positioned in the middle are enhanced by absorbing the photoelectric parameters of the RGB chips on two sides, the photosensitive control shading module 3 feeds the photoelectric parameters monitored in the area back to the central processing unit, and the central processing unit controls the TFT 21 of the RGB light source module 2 to regulate the current values of the RGB chips in the area, so that the brightness and the picture are more uniform; in the technical scheme, the photoelectric parameters of the LED chip are monitored, and the current value is regulated and controlled in real time, so that the comprehensive performance of the Micro LED transparent screen is improved, and the display effect, the picture quality and the applicability are improved.
In the above-described scheme, the photosensitive control shading module 3 includes (as shown in fig. 2):
an upper photosensitive control light shielding layer 31 disposed above the TFT 21 of the RGB light source module 2, and two sides of the bottom end of the upper photosensitive control light shielding layer 31 are respectively connected with VDD 32 and VEE 33;
a lower photosensitive control light shielding layer 34 disposed under the TFTs 21 of the RGB light source module 2, and the lower photosensitive control light shielding layer 34 is connected to the VDD 32 and VEE 33, respectively.
Working principle: the TFT 21 of the RGB light source module 2 is surrounded by the upper photosensitive control shading layer 31, the lower photosensitive control shading layer 34, the VDD 32 and the VEE 33, so that the TFT 21 is not illuminated to drive the LED chip, and after the photoelectric parameters of the LED chip are monitored by the upper photosensitive control shading layer 31 and the lower photosensitive control shading layer 34, the TFT 21 of the RGB light source module 2 is controlled by the central processing unit to regulate the current value of the RGB chip.
In the above scheme, a plurality of photosensitive monitoring sensors 4 (as shown in fig. 3) are symmetrically disposed around the transparent substrate 1, and the photosensitive monitoring sensors 4 are all in communication connection with the central processing unit. The brightness change of the environment is monitored from time to time through a plurality of photosensitive monitoring sensors 4 which are symmetrically arranged around the transparent substrate 1, the ambient brightness change is recorded and transmitted to a central processing unit, and the central processing unit adjusts the current value of the RGB chip, so that brightness parameters consistent with the environment are generated.
In the above-mentioned scheme, a gap 5 is provided between two adjacent RGB light source modules 2, and the upper photosensitive control light shielding layer 31 is provided with a reflective layer 35 corresponding to the gap 5.
Working principle: as shown in fig. 4, when the plurality of LED chips of the two RGB light source modules 2 are turned on, 1.4.7, 2.5.8, 3.6.9LED chips respectively form one pixel, adjacent pixels are reflected by the reflective layer 35, and a virtual pixel 51 is generated at the gap 5 between the two RGB light source modules 2, thereby reducing the cost of the LED chips and enhancing the heat dissipation performance.
In the above-mentioned scheme, still include circulation liquid cooling mechanism 6, it includes:
a heat dissipation liquid layer 61 provided on the transparent substrate 1;
the transparent heat dissipation liquid layers 62 are disposed in the gaps 5, the transparent heat dissipation liquid layers 62 are respectively communicated with the heat dissipation liquid layers 61 through the inlet and outlet control ports 63, and the inlet and outlet control ports 63 are in communication connection with the central processing unit.
Working principle: the photoelectric parameters of the RGB light source modules 2 are monitored through the photosensitive control shading modules 3, the photoelectric parameters comprise brightness, optical power, color coordinates, light intensity and the like, the central processing unit sets a movement parameter value for controlling the in-out control port 63, and when the optical power of any RGB light source module 2 reaches the movement parameter value, the in-out control port 63 corresponding to the RGB light source module 2 drives the heat dissipation liquid to enter and exit the corresponding transparent heat dissipation liquid layer 62, so that the heat dissipation liquid circularly flows in the heat dissipation liquid layer 61 and the transparent heat dissipation liquid layer 62, and heat dissipation of intelligent fixed points is realized.
Example 1:
a photoelectric parameter acquisition method of a Micro LED transparent screen comprises the following steps:
step one, as shown in fig. 5, one photosensitive control shading module 3 monitors 3 pixel points (9 LED chips in total, numbers 1-3 are blue LED chips 22,4-6 are green LED chips 23,7-9 are red LED chips 24), and the driving current of the TFT 21 is set to be 10% to 100%, and ten driving currents in the form of 100% are set;
step two, placing the LED chips 1, 4 and 7 at corresponding positions one by one, and when the LED chips 1, 4 and 7 are independently placed at the corresponding positions, lighting up one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters I (brightness, optical power, color coordinates and optical intensity) of the LED chips 1, 4 and 7 through the corresponding photosensitive control shading module 3 and the left adjacent photosensitive control shading module 3;
step three, the LED chips 1, 4 and 7 are placed at corresponding positions, the LED chips 1, 4 and 7 are lightened one by one through ten driving currents, and ten groups of photoelectric parameters II (brightness, light power, color coordinates and light intensity) of the LED chips 1, 4 and 7 are respectively tested through the corresponding photosensitive control shading module 3 and the left adjacent photosensitive control shading module 3;
step four, placing the LED chips 2, 5 and 8 at corresponding positions one by one, and when the LED chips 2, 5 and 8 are independently placed at the corresponding positions, lighting up one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters III (brightness, optical power, color coordinates and light intensity) of the LED chips 2, 5 and 8 through the corresponding photosensitive control shading module 3;
step five, the LED chips 2, 5 and 8 are placed at corresponding positions, the LED chips 2, 5 and 8 are lightened one by one through ten driving currents, and ten groups of photoelectric parameters IV (brightness, optical power, color coordinates and light intensity) of the LED chips 2, 5 and 8 are tested through corresponding photosensitive control shading modules 3 respectively;
step six, placing the LED chips 3, 6 and 9 at corresponding positions one by one, and when the LED chips 3, 6 and 9 are independently placed at the corresponding positions, lighting up one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters V (brightness, optical power, color coordinates and optical intensity) of the LED chips 3, 6 and 9 through the corresponding photosensitive control shading module 3 and the right adjacent photosensitive control shading module 3;
step seven, the LED chips 3, 6 and 9 are placed at corresponding positions, the LED chips 3, 6 and 9 are lightened one by one through ten driving currents, and ten groups of photoelectric parameters VI (brightness, optical power, color coordinates and light intensity) of the LED chips 3, 6 and 9 are respectively tested through the corresponding photosensitive control shading module 3 and the right adjacent photosensitive control shading module 3;
inputting ten groups of photoelectric parameters I, ten groups of photoelectric parameters II, ten groups of photoelectric parameters III, ten groups of photoelectric parameters IV, ten groups of photoelectric parameters V and ten groups of photoelectric parameters VI into a central processing unit, and the central processing unit is matched with a photosensitive control shading module to monitor the photoelectric parameters, so that the current values of corresponding LED chips are adaptively adjusted in the use process, and the photoelectric parameters of a plurality of LED chips are adjusted to be consistent.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (7)
1. The utility model provides an intelligent regulation Micro LED transparent screen, includes transparent substrate to and arrange and set up a plurality of RGB light source module on the transparent substrate, a plurality of RGB light source module all with central processing unit communication connection, its characterized in that:
the light-sensitive control shading modules are arranged around the TFTs of the RGB light source modules, correspond to the pixel points of the RGB light source modules, and are in communication connection with the central processing unit.
2. The intelligent regulation Micro LED transparent screen of claim 1, wherein the photosensitive control shading module comprises:
the upper photosensitive control shading layer is arranged above the TFT of the RGB light source module, and two sides of the bottom end of the upper photosensitive control shading layer are respectively connected with VDD and VEE;
the lower photosensitive control shading layer is arranged below the TFT of the RGB light source module and is respectively connected with the VDD and the VEE.
3. The intelligent-control Micro LED transparent screen according to claim 1, wherein a plurality of photosensitive monitoring sensors are symmetrically arranged around the transparent substrate, and the photosensitive monitoring sensors are all in communication connection with the central processing unit.
4. The intelligent-control Micro LED transparent screen according to claim 2, wherein a gap is provided between two adjacent RGB light source modules, and the upper photosensitive control light shielding layer is provided with a reflective layer corresponding to the gap.
5. The intelligent-regulating Micro LED transparent screen according to claim 4, further comprising a circulating liquid cooling mechanism comprising:
a heat dissipation liquid layer disposed on the transparent substrate;
the transparent heat dissipation liquid layers are arranged in the gaps, are respectively communicated with the heat dissipation liquid layers through the inlet and outlet control ports, and are in communication connection with the central processing unit.
6. The method for acquiring the photoelectric parameters of the intelligent Micro LED transparent screen according to the device of claim 1, which is characterized by comprising the following steps:
setting 0% -100% of the driving current of the TFT to 10%, 20%. The ten driving currents in the form of 100%;
step two, placing left LED chips of a plurality of pixel points at corresponding positions one by one, and when a single left LED chip is placed at the corresponding position, lighting the single left LED chip one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters I of each left LED chip through a corresponding photosensitive control shading module and a left adjacent photosensitive control shading module;
step three, a plurality of left LED chips are placed at corresponding positions, the left LED chips are lightened one by one through ten driving currents, and ten groups of photoelectric parameters II of the left LED chips are respectively tested through corresponding photosensitive control shading modules and left adjacent photosensitive control shading modules;
step four, placing the middle LED chips of the pixel points at corresponding positions one by one, and when a single middle LED chip is placed at the corresponding position, lighting the single middle LED chip one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters III of each middle LED chip through a corresponding photosensitive control shading module;
step five, placing a plurality of middle LED chips at corresponding positions, lighting the plurality of middle LED chips one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters IV of the plurality of middle LED chips through corresponding photosensitive control shading modules;
step six, placing right LED chips of a plurality of pixel points at corresponding positions one by one, and when a single right LED chip is placed at the corresponding position, lighting the single right LED chip one by one through ten driving currents, and respectively testing ten groups of photoelectric parameters V of each right LED chip through a corresponding photosensitive control shading module and a right adjacent photosensitive control shading module;
step seven, a plurality of right LED chips are placed at corresponding positions, the right LED chips are lightened one by one through ten driving currents, and ten groups of photoelectric parameters VI of the right LED chips are respectively tested through corresponding photosensitive control shading modules and right adjacent photosensitive control shading modules;
inputting ten groups of photoelectric parameters I, ten groups of photoelectric parameters II, ten groups of photoelectric parameters III, ten groups of photoelectric parameters IV, ten groups of photoelectric parameters V and ten groups of photoelectric parameters VI into a central processing unit, and the central processing unit is matched with a photosensitive control shading module to monitor the photoelectric parameters, so that the current values of corresponding LED chips are adaptively adjusted in the use process, and the photoelectric parameters of a plurality of LED chips are adjusted to be consistent.
7. The method for obtaining the photoelectric parameters of the Micro LED transparent screen according to claim 6, wherein the ten groups of photoelectric parameters i, the ten groups of photoelectric parameters ii, the ten groups of photoelectric parameters iii, the ten groups of photoelectric parameters iv, the ten groups of photoelectric parameters v and the ten groups of photoelectric parameters vi all comprise: brightness, light power, color coordinates, light intensity.
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| CN202311241228.5A CN117275363A (en) | 2023-09-25 | 2023-09-25 | Intelligent Micro LED transparent screen and photoelectric parameter acquisition method thereof |
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| CN202311241228.5A CN117275363A (en) | 2023-09-25 | 2023-09-25 | Intelligent Micro LED transparent screen and photoelectric parameter acquisition method thereof |
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