WO2018223338A1 - 一种户外显示方法、装置及系统 - Google Patents
一种户外显示方法、装置及系统 Download PDFInfo
- Publication number
- WO2018223338A1 WO2018223338A1 PCT/CN2017/087598 CN2017087598W WO2018223338A1 WO 2018223338 A1 WO2018223338 A1 WO 2018223338A1 CN 2017087598 W CN2017087598 W CN 2017087598W WO 2018223338 A1 WO2018223338 A1 WO 2018223338A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- liquid crystal
- backlight
- crystal display
- display device
- light
- Prior art date
Links
Classifications
-
- 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
-
- 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
Definitions
- the present invention relates to the field of display screens, and in particular, to an outdoor display method, apparatus, and system.
- the technical problem to be solved by the present invention is to provide an outdoor display device that solves the above-mentioned drawbacks of the prior art and solves the technical problems of high power and high cost.
- the present invention provides an outdoor display method, comprising: controlling at least one liquid crystal display panel to control image information corresponding to light transmittance of each pixel; using a material having a light transmittance greater than 10% As the back bottom case corresponding to the display area of the liquid crystal display panel, the ambient light is transmitted through the back cover of the liquid crystal display panel to illuminate the liquid crystal display panel to display image information; using the detection module or the inter-turn meter The module determines the size of the ambient light to generate an on/off signal; the detection module generates a chirp signal when the detection environment is in a low light environment, and generates a shutdown signal or a chirp signal when the detection environment is a strong light environment; In the judgment of the daytime, the ⁇ ⁇ ⁇ , , , , , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
- the present invention also includes an outdoor display device, including: at least one liquid crystal display panel, controlling light transmittance display image information of each pixel of the liquid crystal display panel; a light transmissive bottom case disposed at a rear end of the liquid crystal display panel, The light transmittance is greater than 10%; the backlight is used to generate visible light that illuminates the display area of the liquid crystal display panel; and the detection module or the metering module for detecting the brightness of the ambient light.
- an outdoor display device including: at least one liquid crystal display panel, controlling light transmittance display image information of each pixel of the liquid crystal display panel; a light transmissive bottom case disposed at a rear end of the liquid crystal display panel, The light transmittance is greater than 10%; the backlight is used to generate visible light that illuminates the display area of the liquid crystal display panel; and the detection module or the metering module for detecting the brightness of the ambient light.
- the preferred solution is: the backlight is disposed in the housing, and the backlight has a light transmittance greater than 10
- the preferred solution is: the backlight is movable, moving out of the outdoor display device in a strong light environment, and moving back to the outdoor display device in a low light environment; or moving out of the outdoor display device in a daytime state, And move back to the outdoor display device at night.
- the backlight is behind the permeable bottom case, and the backlight emits visible light to transmit through the permeable bottom case to illuminate the liquid crystal display panel to display image information.
- the preferred solution is: the light transmissive material having a light transmittance of more than 10% is any one or any combination of electronically controlled dimming glass, nano light guide plate, glass, acrylic, light diffusing plate .
- the outdoor display device is further provided with a battery, and the battery supplies power to the liquid crystal display panel and the backlight.
- the front end surface of the liquid crystal display panel is further provided with a touch screen, and the touch screen is used for sensing a user touch position.
- the present invention also includes an outdoor display system, comprising: a computer that controls the issuance of display information content; a communication network that transmits information; includes a plurality of said outdoor display devices; said computer through said communication The network sends the display information content, and the outdoor display device receives the display information content sent by the computer through the communication network for display.
- the beneficial effects of the present invention are: Compared with the prior art, the present invention designs an outdoor display device, and the bottom cover of the outdoor display device uses a material with high transmittance to transmit sunlight ambient light energy into the display device. Illuminating the LCD panel to display image information; In addition, the device can turn off the backlight in a strong light environment and turn on the backlight in a low light environment to achieve outdoor all-weather work.
- the backlight of the liquid crystal panel in the daytime bright light environment of the invention is generally only a few dozen watts, and the power is very low; the backlight is only required to have a low power consumption of tens of watts in the low light environment at night;
- the conventional outdoor display device has a power of several hundred kilowatts, and the power consumption of the invention is greatly reduced throughout the day, which reduces the difficulty of power supply, greatly reduces operating costs, and saves resources; meanwhile, the device is also provided with a touch screen, which can realize people.
- the function of machine interaction further improves the usability of the device.
- 3 is a third embodiment of the present invention.
- the present invention provides a preferred embodiment of an outdoor display device.
- An outdoor display device the outdoor display device includes a liquid crystal display panel 1 for displaying image information, and a backlight 2 disposed at a rear end of the liquid crystal display panel 1, the outdoor display device further including a backlight 2 a starting unit, the detecting unit includes a detecting module and a counting module, or includes one of a detecting module and a counting module, wherein the detecting module is configured to detect an ambient light level, and the counting module is configured to determine a daytime;
- the detection module generates a turn-off or weakening signal when the detection environment is in a strong light environment, and generates a chirp signal when the detection environment is in a low-light environment, and the brightness requirement for the backlight 2 is also greatly reduced in a low-light environment.
- the backlight 2 can meet the demand only with low power consumption; the meter module generates a shutdown signal when it is judged to be in the daytime state, and generates a message when it is judged to be in the evening state. No., the daytime state is set from 6 am to 6 pm, and the night state is set to 6 pm to 6 am. In the evening state, the brightness requirement for backlight 2 is also greatly reduced. The backlight 2 only needs to be low.
- the power consumption can meet the demand; the startup unit controls the backlight 2 to be turned off according to the shutdown signal; or the startup unit controls the backlight 2 to be turned on according to the chirp signal, and generally the glare environment is set to have an illuminance greater than 5000LX, The low light environment is set to an illumination of less than 5000Lx.
- the liquid crystal display panel panel 1 is a flat and ultra-thin display device, and has a small footprint; and the liquid crystal display panel has low power consumption, which can further reduce operating costs and save resources.
- the outdoor display device further includes a housing 3, the liquid crystal display panel 1 is disposed on a front end surface of the housing 3, the backlight is disposed in the housing, and the rear end surface of the housing 3 and the backlight 2 are transparent.
- the casing 3 encloses the four sides and the rear end surface of the liquid crystal display panel 1, and the backlight 2 is disposed between the liquid crystal display panel 1 and the casing 3.
- the light transmissive material having a light transmittance of more than 10% is any one or any combination of electronically controlled dimming glass, nano light guide plate, glass, acryl, light diffusing plate.
- the backlight 2 is preferably an electrically controlled dimming glass, and the bottom case 3 is made of transparent glass or transparent acrylic.
- the outdoor display device energizes the backlight 2 to be completely transparent, so that the light is completely transmitted into the liquid crystal display panel 1 to ensure that the liquid crystal display panel 1 can smoothly display image information, and can be seen through the display device.
- the scenery behind the device can further become an outdoor transparent display device during the day.
- the backlight 2 uses an LED, a CCFL lamp, a fluorescent lamp, a halogen lamp, a UHP ultra-high pressure mercury lamp, a laser lamp or an incandescent lamp as a light source.
- the backlight 2 only needs to illuminate the liquid crystal display panel 1 in a low light environment or in an evening state, and thus the brightness requirement of the backlight 2 is greatly reduced, and only a low power consumption light source can meet the demand;
- the low-power illumination source can also prevent the human eye from seeing that the liquid crystal display panel 1 has a tingling sensation.
- the outdoor display device is further provided with a battery (not shown) that supplies power to the liquid crystal display panel 1 and the backlight 2.
- the outdoor display device can transmit external light into the liquid crystal display panel 1 to ensure that the liquid crystal display panel 1 can display image information.
- the outdoor display device can be activated.
- the low-power backlight 2 provides a light source to be transmitted into the liquid crystal display panel 1 to ensure that the liquid crystal display panel 1 can display image information, thereby ensuring that the liquid crystal display panel 1 displays image information throughout the day.
- the overall average power of the whole day is less than 100W.
- the battery does not need high-power supply; at the same time, it can also use solar energy, wind energy and other environmentally-friendly and energy-saving power supply methods.
- the outdoor display device is further provided with a touch screen 4 on the front end surface of the liquid crystal display panel 1 for sensing a user's touch position, thereby realizing the function of human-computer interaction, and further improving The utility of the outdoor display device.
- the touch screen 4 is an infrared touch screen, a capacitive touch screen, a nano touch screen or a resistive touch screen.
- the touch screen 4 is not limited to the above, and is not enumerated here.
- the present invention provides a preferred embodiment of an outdoor display device.
- An outdoor display device the outdoor display device includes a liquid crystal display panel 1 for displaying image information, and a backlight 2 disposed at a rear end of the liquid crystal display panel 1, the backlight 2 being detachable, which is strong
- the outdoor display device is removed from the light environment and moved back to the outdoor display device in a low light environment; or it is moved out of the outdoor display device in the daytime state, and moved back to the outdoor display device in the evening state.
- the outdoor display device can move the backlight 2 out and move back by mechanical motion or human motion, and the motion mode is not limited herein, as long as the backlight 2 can be removed and moved back to the outdoor display device.
- the glare environment is set to be greater than 5000 Lx
- the low light environment is set to illuminance less than 5000 LX
- the white state is from 6 am to 6 pm
- the evening state is from 6 pm to 6 pm.
- the outdoor display device further includes an activation unit connected to the backlight 2, and the activation unit controls the backlight 2 after the backlight 2 is moved back to the outdoor display device.
- the liquid crystal display panel 1 is a flat-panel display device with a small footprint; and the liquid crystal display panel has low power consumption, which can further reduce operating costs and save resources.
- the outdoor display device further includes a housing 3, the liquid crystal display panel 1 is disposed on the front end surface of the housing 3, the backlight is disposed in the housing, and the rear end surface of the housing 3 adopts a light transmittance greater than 10%.
- Light permeable material Or the casing 3 wraps the four sides and the rear end surface of the liquid crystal display panel 1.
- the backlight 2 is disposed between the liquid crystal display panel 1 and the casing 3 , and may also be behind the light transmissive bottom casing 3. When the backlight 2 is moved out of the outdoor display device in a strong light environment or in a daytime state, the ambient light can be irradiated into the liquid crystal display panel 1 only through the casing 3, and the liquid crystal display panel 1 is easily displayed with image information.
- the light transmissive material having a light transmittance of more than 10% is any one or any combination of electronically controlled dimming glass, nano light guide plate, glass, acrylic, light diffusing plate.
- the housing 3 preferably uses electronically controlled dimming
- the glass in a strong light environment, the outdoor display device energizes the casing 3 to be completely transparent, so that the light is completely transmitted into the liquid crystal display panel 1 to ensure that the liquid crystal display panel 1 can smoothly display image information.
- the backlight 2 uses an LED, a CCFL lamp, a fluorescent lamp, a halogen lamp, a UHP ultra-high pressure mercury lamp, a laser lamp or an incandescent lamp as a light source.
- the backlight 2 only needs to illuminate the liquid crystal display panel 1 in a low light environment or in an evening state, and thus the brightness requirement of the backlight 2 is greatly reduced, and only a low power consumption light source can meet the demand;
- the low-power illumination source can also prevent the human eye from seeing that the liquid crystal display panel 1 has a tingling sensation.
- the outdoor display device is further provided with a battery (not shown) for supplying power to the liquid crystal display panel 1 and the backlight 2.
- the outdoor display device can transmit external light into the liquid crystal display panel 1 to ensure that the liquid crystal display panel 1 can display image information.
- the outdoor display device can be activated.
- the low-power backlight 2 provides a light source to be transmitted into the liquid crystal display panel 1 to ensure that the liquid crystal display panel 1 can display image information, thereby ensuring that the liquid crystal display panel 1 displays image information throughout the day.
- the overall average power of the whole day is less than 100W, so the battery does not need high-power supply; meanwhile, it can also use solar energy, wind energy and other environmentally-friendly and energy-saving power supply methods.
- the outdoor display device is further provided with a touch screen 4 on the front end surface of the liquid crystal display panel 1, and the touch screen 4 is used for sensing a user's touch position, thereby realizing the function of human-computer interaction, and further The utility of the outdoor display device is improved.
- the touch screen 4 is an infrared touch screen, a capacitive touch screen, a nano touch screen or a resistive touch screen.
- the touch screen 4 is not limited to the above, and is not enumerated here.
- the backlight 2 is separated from the display device, wherein the backlight may be an LED, a CCFL lamp, a fluorescent lamp, a halogen lamp, and UHP ultra-high pressure mercury. Spotlights, light bars, light pipes, panel lights, etc. consisting of lamps, laser lights, incandescent lamps, etc. During daylight hours, backlight 2 is turned off or snoring, ambient light illuminates the LCD panel through the permeable bottom case. 1 Display screen; At night or ambient light is not enough, ⁇ backlight 2, illuminate the LCD panel display.
- the backlight 2 After the backlight 2 is permeable to the bottom case 3, the backlight 2 emits light through the permeable bottom case 3 to illuminate the display screen of the liquid crystal panel 1.
- the bottom case is made of transparent glass or transparent acrylic, and can be an outdoor transparent display device during the day.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2017/087598 WO2018223338A1 (zh) | 2017-06-08 | 2017-06-08 | 一种户外显示方法、装置及系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2017/087598 WO2018223338A1 (zh) | 2017-06-08 | 2017-06-08 | 一种户外显示方法、装置及系统 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2018223338A1 true WO2018223338A1 (zh) | 2018-12-13 |
Family
ID=64565702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2017/087598 WO2018223338A1 (zh) | 2017-06-08 | 2017-06-08 | 一种户外显示方法、装置及系统 |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2018223338A1 (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001125063A (ja) * | 1999-10-26 | 2001-05-11 | Fuji Photo Film Co Ltd | 液晶表示装置およびその制御方法 |
US6789921B1 (en) * | 2003-03-25 | 2004-09-14 | Rockwell Collins | Method and apparatus for backlighting a dual mode liquid crystal display |
CN102737612A (zh) * | 2011-04-08 | 2012-10-17 | 广达电脑股份有限公司 | 多模式显示装置及其省电方法 |
CN103310720A (zh) * | 2012-03-09 | 2013-09-18 | 艾默生过程控制流量技术有限公司 | 背光控制装置和方法以及显示装置 |
CN203706606U (zh) * | 2013-12-30 | 2014-07-09 | 北京天润科丰科技有限公司 | 一种电子信息显示屏 |
CN204740818U (zh) * | 2015-05-29 | 2015-11-04 | 深圳市雅迅达液晶显示设备有限公司 | 互联网加媒体广告机 |
-
2017
- 2017-06-08 WO PCT/CN2017/087598 patent/WO2018223338A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001125063A (ja) * | 1999-10-26 | 2001-05-11 | Fuji Photo Film Co Ltd | 液晶表示装置およびその制御方法 |
US6789921B1 (en) * | 2003-03-25 | 2004-09-14 | Rockwell Collins | Method and apparatus for backlighting a dual mode liquid crystal display |
CN102737612A (zh) * | 2011-04-08 | 2012-10-17 | 广达电脑股份有限公司 | 多模式显示装置及其省电方法 |
CN103310720A (zh) * | 2012-03-09 | 2013-09-18 | 艾默生过程控制流量技术有限公司 | 背光控制装置和方法以及显示装置 |
CN203706606U (zh) * | 2013-12-30 | 2014-07-09 | 北京天润科丰科技有限公司 | 一种电子信息显示屏 |
CN204740818U (zh) * | 2015-05-29 | 2015-11-04 | 深圳市雅迅达液晶显示设备有限公司 | 互联网加媒体广告机 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI253047B (en) | Method for controlling operations of a backlight unit of a liquid crystal display | |
WO2017197672A1 (zh) | 背光控制架构及盖窗显示设备 | |
CN207081916U (zh) | 一种户外显示装置及系统 | |
CN202532338U (zh) | 一种led背光模组 | |
CN107045224A (zh) | 一种户外显示方法、装置及系统 | |
CN200987199Y (zh) | 带有背景灯的电视机 | |
US20080266850A1 (en) | Ambient Light to Reduce Power Consumption and to Increase Brightness of Backlit electronic Displays | |
CN106782419A (zh) | 一种具有户外可读性的移动装置 | |
CN217506836U (zh) | 一种户外反射式液晶广告机 | |
WO2018223338A1 (zh) | 一种户外显示方法、装置及系统 | |
CN206833118U (zh) | 一种节能异型背光模组 | |
CN201477331U (zh) | 荧光照明的led背光显示器 | |
CN201374774Y (zh) | 具有照明功能的电视机 | |
CN101469835A (zh) | Led单点可控式背光广告灯箱 | |
CN207541342U (zh) | 一种观片灯 | |
CN203433758U (zh) | 一种背光led显示屏 | |
CN2435817Y (zh) | 一种双面液晶显示屏模块 | |
CN207992635U (zh) | 一种直下式tv背光板 | |
CN201607836U (zh) | 能够提供照明的电子书 | |
CN208172445U (zh) | 一种智能显示背光模组 | |
CN203299700U (zh) | 带有led照明装置的显示器 | |
CN202383393U (zh) | 夜光照明的led背光液晶显示器 | |
CN206523721U (zh) | 一种背光模组及显示模组 | |
CN206523722U (zh) | 一种背光模组及显示模组 | |
CN213987107U (zh) | 一种曲面低延迟的液晶显示板 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 17912383 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 17912383 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 10/08/2020) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 17912383 Country of ref document: EP Kind code of ref document: A1 |