CN111583846A - Laser display equipment - Google Patents
Laser display equipment Download PDFInfo
- Publication number
- CN111583846A CN111583846A CN202010350569.6A CN202010350569A CN111583846A CN 111583846 A CN111583846 A CN 111583846A CN 202010350569 A CN202010350569 A CN 202010350569A CN 111583846 A CN111583846 A CN 111583846A
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- display
- temperature
- configuration register
- module
- laser
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- 238000001514 detection method Methods 0.000 claims abstract description 18
- 239000003086 colorant Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000037308 hair color Effects 0.000 description 6
- 238000007792 addition Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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
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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
- G09G3/2003—Display of colours
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
Abstract
The invention discloses laser display equipment which comprises a configuration register, a display module, a plurality of temperature zone configuration registers and an adjusting module, wherein the configuration register is used for storing a plurality of temperature zones; the configuration register stores display parameters of the laser display equipment; the display module reads the display parameters of the configuration register to adjust the display of the laser display device; the temperature zone configuration registers are contained in the configuration registers, each temperature zone configuration register corresponds to one temperature zone and stores display parameters related to the corresponding temperature zone; the temperature detection device detects the temperature in the box of the laser display equipment; the adjusting module controls the display module to read display parameters from a temperature zone configuration register corresponding to the temperature zone to adjust and display; the display of the laser display equipment is related to the temperature in the box, and when the temperature in the box is too low, the display can be adjusted to a normal state by reading the display parameters stored in the configuration register corresponding to the low-temperature interval, so that the technical problem that the laser display equipment displays reddish at low temperature is solved.
Description
Technical Field
The invention belongs to the technical field of laser display, and particularly relates to laser display equipment.
Background
The laser display adopts a high-power monochromatic laser as a light source to form full color by mixing, the color gamut coverage rate can reach more than 90 percent of the color space which can be identified by human eyes, and the objective world rich and gorgeous color can be truly reproduced.
However, in a bicolor or tricolor laser product, the luminous efficiency of a red laser is greatly influenced by the external temperature; when the external environment temperature is low, the temperature in the display device body cannot reach the temperature required by the laser, and the red proportion fluctuation of the synthetic white field is large, so that the whole display picture is red, and particularly the skin color of the human face is more obvious in red in vision. In addition, in the laser display device, because the coherence of the laser can generate a speckle effect, the bright part has bright small dots, and when the display skin color is reddish due to low outside temperature, the speckle effect is more obvious, which causes discomfort to human eyes.
Generally, the user has the highest attention to the people in the display screen, and therefore, when the skin color is reddish due to too low external environment temperature, the display effect of the product is reduced.
Disclosure of Invention
The invention aims to provide a laser display device, which solves the technical problem that the existing laser display device displays reddish images at low temperature.
The invention is realized by adopting the following technical scheme:
it is presented a laser display device comprising: the configuration register stores the display parameters of the laser display equipment; the display parameters comprise a brightness parameter, a hue parameter and a saturation parameter; the display module is used for reading the display parameters of the configuration register so as to adjust the display of the laser display equipment; further comprising: a plurality of temperature zone configuration registers included in the configuration registers; each temperature zone configuration register corresponds to one temperature zone and is used for storing display parameters related to the corresponding temperature zone; the temperature detection device is used for detecting the temperature in the box of the laser display equipment; and the adjusting module is used for determining the temperature interval to which the temperature in the refrigerator belongs, and controlling the display module to read the display parameters from the temperature zone configuration register corresponding to the temperature interval to adjust and display the display parameters.
Compared with the prior art, the invention has the advantages and positive effects that: according to the laser display device, the temperature zone configuration registers are divided in the configuration registers, each temperature zone configuration register corresponds to one temperature zone, and display parameters related to the corresponding temperature zone are stored; the temperature detection device is used for detecting the temperature in the box of the laser display equipment, and the display module is controlled to read the display parameters from the temperature zone configuration register corresponding to the temperature zone according to the temperature zone to which the temperature in the box belongs to adjust the display of the laser display equipment.
Other features and advantages of the present invention will become more apparent from the detailed description of the embodiments of the present invention when taken in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a functional architecture diagram of a first embodiment of a laser display device according to the present invention;
fig. 2 is a functional architecture diagram of a second embodiment of the laser display device according to the present invention;
fig. 3 is a functional architecture diagram of a second embodiment of the laser display device according to the present invention;
fig. 4 is a functional architecture diagram of a second embodiment of the laser display device according to the present invention;
fig. 5 is a functional architecture diagram of a second embodiment of the laser display device according to the present invention;
fig. 6 is a functional architecture diagram of a second embodiment of the laser display device according to the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
The invention provides laser display equipment, aiming at automatically adjusting display to improve the problem of reddish display when the condition that the display picture is reddish due to low external environment temperature occurs; to this end, the laser display device according to the present invention, as shown in fig. 1, includes a configuration register 1, a display module 2, a plurality of temperature zone configuration registers 11, a temperature detection device 3, and an adjustment module 4.
The configuration register 1 is used for storing display parameters of the laser display device; the display parameters comprise a brightness parameter, a hue parameter and a saturation parameter; the display module 2 is used for reading the display parameters of the configuration register 1 to adjust the display of the laser display device; a plurality of temperature zone configuration registers 11 are included in the configuration register 1; each temperature zone configuration register 11 corresponds to one temperature zone and stores display parameters related to the corresponding temperature zone; the temperature detection device 3 is used for detecting the temperature in the box of the laser display equipment; the adjusting module 4 is used for determining the temperature section to which the temperature in the refrigerator belongs, and controlling the display module 2 to read the display parameters from the temperature section configuration register corresponding to the temperature section to adjust and display the display parameters.
For example, in some implementations of the present invention, the display parameter that can be normally displayed when the configuration register in the low temperature interval stores a low temperature can be used to improve the problem of the display being reddish, and when the temperature in the box is too low, the display parameter stored in the configuration register corresponding to the low temperature interval can be read to adjust the display to a normal state, so as to solve the technical problem that the laser display device displays reddish at the low temperature.
In some embodiments of the present invention, the critical temperature T0 is taken as a node, and includes two temperature zone configuration registers 11: the low-temperature configuration register and the normal-temperature configuration register are shown in the following table one:
watch 1
| Temperature interval | T<T0 | T>T0 |
| Displaying parameters | S11 | S12 |
S11 is the display parameters stored in the low temperature configuration register, including the brightness parameter, the hue parameter and the saturation parameter; s12 is the display parameters stored in the normal temperature configuration register, including the brightness parameter, the hue parameter, and the saturation parameter. The three display parameters in S11 correspond to configuration data that can improve the problem of red bias, and when the external environment temperature is too low and the temperature in the cabinet of the laser display device is lower than T0 degrees, the display module 2 reads the display parameters from the low-temperature configuration register to adjust the display, so as to improve the problem of red bias display.
In some embodiments of the present invention, as shown in fig. 2 and table two below, each temperature region configuration register 11 is divided into a skin color configuration register 11A, a color development configuration register 11B, and/or a lip color configuration register 11C, and the skin color configuration register 11A stores display parameters for displaying corresponding color segments of skin colors in a color gamut; the color development configuration register 11B stores display parameters for displaying color development corresponding color segments in the color gamut; the lip color configuration register 11C stores display parameters for displaying a color segment corresponding to a lip color in the color gamut.
Watch two
| Temperature interval | T<T0 | T>T0 |
| Skin tone | F11 | F12 |
| Color development | H11 | H12 |
| Lip color | L11 | L12 |
In some embodiments of the present invention, to improve the adjustment effect on the local display, the skin color configuration register 11A may further be specifically subdivided into a highlight skin color configuration register, a middle-highlight skin color configuration register, a dark skin color configuration register, and the like.
In some embodiments of the present invention, as shown in fig. 3, the laser display device further includes an ambient temperature detection module 5 and a temperature detection device starting module 6, which are configured to obtain the outside ambient temperature Th, and start the temperature detection device 3 and the adjustment module 4 when the outside ambient temperature Th is lower than the low temperature threshold Th. When the external environment temperature Th is higher than the low temperature threshold Th, the display module 2 in the embodiment of the present invention reads the display parameter from the normal temperature configuration register, and when the external environment temperature Th is lower than the low temperature threshold Th, the temperature detection device 3 is started to detect the temperature in the box, and it is determined that the temperature range to which the temperature in the box belongs is T < T0, and the display module 2 reads the display parameter from the low temperature configuration register to ensure that the display image is not reddish.
In some embodiments of the present invention, as shown in fig. 4, the laser display device further includes a fan 7 and a fan control module 8, the fan 7 is used for reducing the in-box temperature of the laser display device; when the external environment temperature Th is higher than the low-temperature threshold Th, the fan control module 8 controls the rotation speed of the fan 7 according to a conventional mode to adjust the temperature in the box of the laser display device to be above a critical temperature T0, and the display module 2 reads display parameters from the normal-temperature configuration register; when the external environment temperature Th is lower than the low temperature threshold Th, the fan control module 8 firstly controls the rotating speed of the fan 7 to be reduced to the lowest rotating speed, and operates for a set time; in a set time, if the lowest rotating speed of the fan 7 can maintain the temperature in the box above the critical temperature T0, the display module 2 still reads the display parameters from the normal temperature configuration register; if the temperature in the box can not be maintained above the critical temperature T0 even if the fan 7 operates at the lowest rotation speed within the set time, the temperature detection device 3 is started, the temperature detection device 3 detects the temperature in the box, the temperature range to which the temperature in the box belongs is determined to be T < T0, and the display module 2 reads the display parameters from the low-temperature configuration register to ensure that the display picture is not red.
In some embodiments of the present invention, as shown in fig. 5, each temperature zone configuration register 11 is composed of a plurality of brightness configuration units 111, and each brightness configuration unit 111 stores a display parameter under a brightness condition; the adjusting module 4 comprises a display brightness determining unit 41, when the adjusting module 4 determines the temperature section to which the temperature in the refrigerator belongs and controls the display module 2 to read the display parameters from the temperature section configuration register 11 corresponding to the temperature section, the display brightness determining unit 41 further determines the display brightness, and then the adjusting module 4 controls the display module 2 to read the display parameters from the brightness configuration unit corresponding to the display brightness to adjust the display.
As shown in table three below, each temperature zone configuration register is composed of a highlight configuration unit, a middle-highlight configuration unit and a low-highlight configuration unit, the highlight configuration unit stores display parameters of skin color, hair color and lip color under a high-brightness condition, the middle-highlight configuration unit stores display parameters of skin color, hair color and lip color under a middle-brightness condition, and the low-highlight configuration unit stores display parameters of skin color, hair color and lip color under a low-brightness condition, so that a more comfortable and natural display effect can be achieved under different brightnesses.
Watch III
In some embodiments of the present invention, as shown in fig. 6, the configuration register 1 includes several style configuration registers 10 and a display style configuration module 9; each style configuration register 10 stores display parameters in a style mode, such as a ruddy style, a fair style, a natural style, and the like, and each style configuration register 10 includes a plurality of temperature zone configuration registers 11; a user can set a preferred style mode through a control terminal of the laser display equipment, and under the condition that the external environment temperature Th is higher than the low-temperature threshold value TH, the display style configuration module 7 receives a selection instruction of selecting the style mode by the user, and controls the display module 2 to read display parameters from a style configuration register corresponding to the style mode selected by the user based on the selection instruction to adjust display.
In the embodiment shown in the following table four, the configuration register is divided into three style configuration registers, and each style mode register comprises a skin color register, a hair color register and a lip color register which are distinguished according to high brightness, medium brightness and low brightness; taking the user to select the rosy style as an example, the laser display device judges the brightness of the display picture under the condition that the external environment temperature Th is higher than the low-temperature threshold value TH, reads the skin color display parameter, the hair color display parameter and the lip color display parameter from the configuration register corresponding to the brightness of the display picture to configure the skin color, the hair color and the lip color of the task in the display picture, and realizes the optimal display effect.
Watch four
It should be noted that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should also make changes, modifications, additions or substitutions within the spirit and scope of the present invention.
Claims (8)
1. A laser display device, comprising:
the configuration register stores the display parameters of the laser display equipment; the display parameters comprise a brightness parameter, a hue parameter and a saturation parameter;
the display module is used for reading the display parameters of the configuration register so as to adjust the display of the laser display equipment;
it is characterized by also comprising:
a plurality of temperature zone configuration registers included in the configuration registers; each temperature zone configuration register corresponds to one temperature zone and is used for storing display parameters related to the corresponding temperature zone;
the temperature detection device is used for detecting the temperature in the box of the laser display equipment;
and the adjusting module is used for determining the temperature interval to which the temperature in the refrigerator belongs, and controlling the display module to read the display parameters from the temperature zone configuration register corresponding to the temperature interval to adjust and display the display parameters.
2. The laser display device according to claim 1, wherein each temperature zone configuration register is composed of a plurality of brightness configuration units, each brightness configuration unit storing a display parameter under a brightness condition;
the adjusting module comprises a display brightness determining unit used for determining display brightness;
when the adjusting module determines the temperature interval to which the temperature in the refrigerator belongs and controls the display module to read the display parameters from the temperature area configuration register corresponding to the temperature interval to which the temperature belongs, the adjusting module also controls the display module to read the display parameters from the brightness configuration unit corresponding to the display brightness to adjust the display based on the display brightness determined by the display brightness determining unit.
3. The laser display device according to claim 1 or 2, wherein the temperature zone configuration register is divided into:
the skin color configuration register is used for storing display parameters of corresponding color segments for displaying skin colors in the color gamut;
the color development configuration register is used for storing display parameters for displaying color development corresponding color segments in the color gamut;
and/or the lip color configuration register stores the display parameters of the color segment corresponding to the lip color displayed in the color gamut.
4. The laser display device according to claim 3, wherein the skin tone configuration registers include a dark skin tone configuration register and a light skin tone configuration register.
5. The laser display device according to claim 1, further comprising:
the environment temperature detection module is used for acquiring the external environment temperature of the laser display equipment;
and the temperature detection device starting module is used for starting the temperature detection device and the adjusting module when the external environment temperature is lower than the low-temperature threshold value.
6. The laser display device according to claim 5, further comprising:
the fan is used for reducing the temperature in the box of the laser display equipment;
and the fan control module is used for controlling the rotating speed of the fan to be the lowest rotating speed before the temperature detection device is started.
7. The laser display device according to claim 6, wherein the temperature detection device starting module is configured to start the temperature detection device and the adjustment module after the rotation speed of the fan is reduced to a minimum rotation speed and runs for a set time.
8. The laser display device according to claim 2, wherein the configuration register comprises:
the style configuration registers store display parameters in a style mode; each style configuration register comprises a plurality of temperature zone configuration registers;
and the display style configuration module is used for receiving a selection instruction of selecting a style mode by a user, and controlling the display module to read the display parameters from a style configuration register corresponding to the style mode selected by the user based on the selection instruction to adjust the display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010350569.6A CN111583846B (en) | 2020-04-28 | Laser display equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010350569.6A CN111583846B (en) | 2020-04-28 | Laser display equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111583846A true CN111583846A (en) | 2020-08-25 |
| CN111583846B CN111583846B (en) | 2024-04-26 |
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|---|---|---|---|---|
| JP2007087816A (en) * | 2005-09-22 | 2007-04-05 | Sharp Corp | Lighting system |
| US20100066649A1 (en) * | 2006-10-10 | 2010-03-18 | Hiroyuki Furuya | Wavelength converting apparatus and image displaying apparatus |
| JP2011090076A (en) * | 2009-10-21 | 2011-05-06 | Panasonic Corp | Image display device |
| JP2012038967A (en) * | 2010-08-09 | 2012-02-23 | Funai Electric Co Ltd | Laser light-emitting device and optical disk drive |
| US20120098819A1 (en) * | 2010-04-20 | 2012-04-26 | Hiroyuki Furuya | Image display device |
| CN105376351A (en) * | 2014-08-21 | 2016-03-02 | 中兴通讯股份有限公司 | Screen display method and device, and screen |
| CN106415477A (en) * | 2014-05-30 | 2017-02-15 | 追踪有限公司 | Display mode selection according to a user profile or a hierarchy of criteria |
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007087816A (en) * | 2005-09-22 | 2007-04-05 | Sharp Corp | Lighting system |
| US20100066649A1 (en) * | 2006-10-10 | 2010-03-18 | Hiroyuki Furuya | Wavelength converting apparatus and image displaying apparatus |
| JP2011090076A (en) * | 2009-10-21 | 2011-05-06 | Panasonic Corp | Image display device |
| US20120098819A1 (en) * | 2010-04-20 | 2012-04-26 | Hiroyuki Furuya | Image display device |
| JP2012038967A (en) * | 2010-08-09 | 2012-02-23 | Funai Electric Co Ltd | Laser light-emitting device and optical disk drive |
| CN106415477A (en) * | 2014-05-30 | 2017-02-15 | 追踪有限公司 | Display mode selection according to a user profile or a hierarchy of criteria |
| CN105376351A (en) * | 2014-08-21 | 2016-03-02 | 中兴通讯股份有限公司 | Screen display method and device, and screen |
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