CN107784932A - Display device - Google Patents
Display device Download PDFInfo
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- CN107784932A CN107784932A CN201710887621.XA CN201710887621A CN107784932A CN 107784932 A CN107784932 A CN 107784932A CN 201710887621 A CN201710887621 A CN 201710887621A CN 107784932 A CN107784932 A CN 107784932A
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- Prior art keywords
- display
- luminance sensor
- display surface
- display device
- sensor
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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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of display device, display device includes display panel, framework and at least one luminance sensor, display panel has display surface, framework is located at the plane where the edge of the display panel and the prominent display surface, luminance sensor is arranged in the framework to detect the brightness of the display surface, the wherein incidence surface of the luminance sensor is perpendicular to the display surface, and the luminance sensor does not block the display surface.The present invention is by the way that luminance sensor is configured in framework not block display surface with its incidence surface perpendicular to the posture of display surface, therefore, the display device of the present invention it also avoid blocking to the viewing area of display surface while the brightness value of display surface is detected with luminance sensor, improve viewing experience.
Description
Technical field
The present invention relates to a kind of display device, more particularly to a kind of luminance sensor not to block the display dress in display surface region
Put.
Background technology
There is the demand to brightness stability in response to some displays, generally require to install additional a sensor before display panel
Side is monitored come the brightness to display screen.For example, in medical display field, luminance sensor is set over the display
To detect and keep the brightness settings of display, this is the design often having in the state of stable and consistent.As shown in figure 1, display dress
The framework 101 for putting 100 is located at the edge of display surface 102, luminance sensor 103 be arranged in framework 103 and with the phase of display surface 102
To detect the brightness of display surface 102, however, the position meeting shield portions display surface 102 of luminance sensor 103, display can
Viewed area blocks the viewing experience for necessarily affecting beholder.
Therefore, it is necessary to a kind of new display device is designed, to overcome drawbacks described above.
The content of the invention
It is an object of the invention to provide a kind of display device, by by luminance sensor with its incidence surface perpendicular to display
The posture in face is configured in framework not block display surface.
The present invention provides a kind of display device, including：Display panel, there is display surface；Framework, positioned at the display panel
Plane where edge and the prominent display surface；And at least one luminance sensor, it is arranged in the framework aobvious to detect this
Show the brightness in face；Wherein, the incidence surface of the luminance sensor is perpendicular to the display surface, and the luminance sensor does not block the display
Face.
As optional technical scheme, the framework includes the convex portion of the plane where the prominent display surface, and the convex portion is neighbouring
The display surface has first end face, and the convex portion is concavely provided with fluting in the first end face, and the luminance sensor is placed in the fluting
In, and the luminance sensor does not expose to the fluting.
As optional technical scheme, the length of the luminance sensor is not more than the thickness of the convex portion, wherein, the length and
The thickness is along the distance extended perpendicular to the direction of the display surface.
As optional technical scheme, distance range of the luminance sensor adjacent to the side of the display surface to the display surface
For 0~5mm, the incidence surface of the luminance sensor to the distance range of the first end face is 0~5mm.
As optional technical scheme, the fluting communicates with the display surface, and the incidence surface flushes with the first end face, the light
The side for learning sensor is attached on the display surface.
As optional technical scheme, the display device includes four luminance sensors, four luminance sensors point
It is not arranged on four frames of the framework.
As optional technical scheme, in addition to：Control circuit, connect the luminance sensor and the display panel, and root
The brightness value detected according to the luminance sensor adjusts the brightness of the display surface.
As optional technical scheme, in addition to：Backlight module, the display panel is connected to, it is aobvious to this to provide backlight
Show panel；Control circuit, the luminance sensor, the display panel and the backlight module are connected to, and according to the luminance sensor
The brightness value of detecting changes backlight intensity caused by the backlight module to adjust the brightness of the display surface.
As optional technical scheme, the optical sensor is charge coupled cell, Complimentary Metal-Oxide semiconductor, hair
Photodiode sensor or other there is the component of light transfer characteristic.
As optional technical scheme, the display device is liquid crystal display or organic light emitting diode display.
Compared with prior art, the present invention provides a kind of display device, including display panel, framework and at least one brightness
Sensor, display panel have display surface, and framework is located at the plane where the edge of the display panel and the prominent display surface, bright
Degree sensor is arranged in the framework to detect the brightness of the display surface, and the wherein incidence surface of the luminance sensor is aobvious perpendicular to this
Show face, and the luminance sensor does not block the display surface.The present invention by by luminance sensor with its incidence surface perpendicular to display
The posture in face is configured in framework not block display surface, and therefore, display device of the invention is aobvious with luminance sensor detecting
Blocking to the viewing area of display surface is it also avoid while the brightness value for showing face, improves viewing experience.
Brief description of the drawings
Fig. 1 is the schematic diagram for the display device for being provided with optical sensor in the prior art；
Fig. 2 is the front elevation of the display device for being provided with optical sensor of one embodiment of the invention；
Fig. 3 is the profile of the display device for being provided with optical sensor of one embodiment of the invention；
Fig. 4 is the profile of the display device for being provided with optical sensor of another embodiment of the present invention.
Embodiment
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby coordinate embodiment detailed
It is described as follows.
It refer to the front of Fig. 2 and Fig. 3, Fig. 2 for the display device for being provided with optical sensor of one embodiment of the invention
Figure, Fig. 3 are the profile of the display device for being provided with optical sensor of one embodiment of the invention.Display device 200 includes aobvious
Show panel 210, framework 220 and at least one luminance sensor 230, display panel 210 has display surface 211, framework 220
In the edge of display panel 210 and the plane at the place of face 211 is highlighted, luminance sensor 230 is arranged in framework 220 to detect
The brightness of display surface 211 is surveyed, wherein, the incidence surface 231 of luminance sensor 230 is perpendicular to display surface 211, and luminance sensor
231 do not block display surface 211.In other words, the present invention passes through the posture by luminance sensor with its incidence surface perpendicular to display surface
It is configured in framework not block display surface, therefore, display device of the invention is detecting the bright of display surface with luminance sensor
Blocking to the viewing area of display surface is it also avoid while angle value, improves viewing experience.
Next the specific setting to luminance sensor 230 elaborates.Continue referring to shown in Fig. 3, in this implementation
In example, framework 220 includes highlighting the convex portion 222 of the plane at the place of face 211, and convex portion 222 has first adjacent to display surface 211
End face 2220, first end face 2220 are preferably perpendicular to display surface 211.Convex portion 222 is concavely provided with fluting in first end face 2220
223, luminance sensor 230 is placed in fluting 223, and luminance sensor 230 does not expose to fluting 223.Specifically, slot
223 opening is located in first end face 220, and the incidence surface 231 of luminance sensor 230 is directed towards the direction configuration of opening, because
The light printing opacity fluting 223 that this display surface 211 is sent is incident on incidence surface 231 in order to which the brightness of luminance sensor 230 is detectd
Survey.That is, luminance sensor 230 is in the fluting 223 being placed in completely in framework 220, i.e., will not have to display surface 211
It is any to block.Can be fixed by adherent or screw as fixed form of the luminance sensor 230 in fluting 223
Fixed, the present invention is to this and is not limited, and is preferably detachably secured the maintenance or replacing in order to luminance sensor.
In other embodiment, framework 220 also includes the base portion 221 around the display panel 210, and convex portion 222 is from base
Portion 221 highlights the plane where face 211, that is to say, that framework 220 can be covered the surrounding of display panel 210 and enclose
Into display surface 211, specifically, as shown in Fig. 2 framework 220 (solid line sign) is located at the edge of display panel 210 (dotted line sign)
And the marginal portion of display panel 210 is blocked to form display surface 211.
To meet that luminance sensor can be placed in fluting completely, the length t1 of luminance sensor 230 is little in the present invention
Thickness t2 in convex portion 222, wherein, length t1 and thickness t2 are along the distance extended perpendicular to the direction of display surface 211.
Preferably, luminance sensor 230 is 0~5mm adjacent to the distance d1 of the side 232 of display surface 211 to display surface 211 scope,
The incidence surface 231 of luminance sensor 230 to the distance d2 of first end face 2220 scope is 0~5mm, and this is due to bright to improve
To spend sensor 230 and detect the accurate of brightness, luminance sensor 230 must be close to display surface 211 and set, in practical application,
The factors such as detecting precision, component tolerances and install convenient can be considered to be set.It should be noted that distance d1 is along vertical
The distance directly extended in the direction of display surface 211, distance d2 are the distance extended along the direction parallel to display surface 211.
Please with reference to shown in Fig. 4, Fig. 4 is the display device for being provided with optical sensor of another embodiment of the present invention
Profile.When luminance sensor 230 to the distance of display surface 211 is 0mm, the now i.e. incidence surface 231 of luminance sensor 230
Flushed with first end face 2220, as shown in Figure 4.When the distance of luminance sensor 230 to first end face 2220 is 0mm, now
That is the side 232 (side of neighbouring display surface 211) of luminance sensor 230 is attached on display surface 211, under this situation, is opened
Groove 223 ' communicates with display surface 211, that is, the 223 ' opening of slotting connects with display surface 211.
In another embodiment, as shown in figure 4, luminance sensor 230 is configured to incidence surface 231 and first end face 2220
Flush and fluting 223 ' is passed to the phase of display surface 211 and side 232 is attached on display surface 211, now, luminance sensor
230 apart from the closest of display surface 211, its brightness value for detecting display surface 211 due to having optimal precision.
Continue referring to shown in Fig. 2, in the present embodiment, display device 220 includes four luminance sensors 230, its point
It is not arranged on four frames of framework 220, but the present invention is not limited, the specific setting quantity of luminance sensor and position
It is configured according to being actually needed.
In the present embodiment, the brightness value of four joint detection display surfaces 211 of luminance sensor 230, and four brightness
Sensor 230 is uniformly arranged in framework 220, for example, luminance sensor 230 is symmetricly set on two relative frames, and/
Or luminance sensor 230 is arranged at the center of each frame.This is due to that the brightness of diverse location on display surface 211 may
Different (brightness irregularities), and entered by setting multiple luminance sensors 230 to detect the brightness of 211 each position of display surface respectively
More accurate brightness value can be obtained after row processing.
In the present embodiment, display device 200 also includes control circuit (not shown), and control circuit is arranged at framework 220
In, control circuit connection luminance sensor 230 and display panel 210, and the brightness value detected according to luminance sensor 230 adjusts
The brightness of display surface 211.Specifically, be incident to by display surface 211 light of the incidence surface 231 of luminance sensor 230 via
Luminance sensor 230 judges its luminous intensity and produces display surface brightness signal, and afterwards, luminance sensor 230 exports the display
Face brightness signal is judged whether to adjust the display brightness of display surface 211 to control circuit by the control circuit.In this embodiment
In, display device 200 is organic light emitting diode display (OLED), and display panel 210 includes multiple by being arranged in array
The light-emitting display panel of OLED compositions.
In another embodiment, explained so that display device 200 is liquid crystal display (LCD) as an example, display panel 210 is then
For liquid crystal display panel, display device 200 includes backlight module (not shown) and control circuit (not shown), backlight module and control
Circuit processed is arranged in framework 220.Backlight module is connected to display panel 210 to provide backlight to display panel 210 so that aobvious
Show that face 211 shows required picture；Control circuit is connected to luminance sensor 230, display panel 210 and the backlight module,
And the brightness value detected according to luminance sensor 230 come backlight intensity caused by changing the backlight module to adjust display surface 211
Brightness.Specifically, the brightness value signal of the display surface 211 that control circuit detects according to luminance sensor 230 changes
The driving parameter of internal backlight module, to produce the backlight of varying strength, to reach the mesh of the display brightness of adjustment display surface 211
's.
In this implementation, optical sensor 230 is charge coupled cell (Charge Couple Device, CCD), complementation
Property matal-oxide semiconductor (Complementary Metal-Oxide Semiconductor, CMOS), lighting electrode pipe sensing
Device or other there is the component of light transfer characteristic.
In summary, display device of the invention includes display panel, framework and at least one luminance sensor, display
Panel has display surface, and framework is located at the plane where the edge of the display panel and the prominent display surface, and luminance sensor is set
It is placed in the framework to detect the brightness of the display surface, the wherein incidence surface of the luminance sensor is somebody's turn to do perpendicular to the display surface
Luminance sensor does not block the display surface.The present invention is by the way that luminance sensor is matched somebody with somebody with posture of its incidence surface perpendicular to display surface
It is placed in framework not block display surface, therefore, display device of the invention is detecting the brightness of display surface with luminance sensor
Blocking to the viewing area of display surface is it also avoid while value, improves viewing experience.
The present invention is described by above-mentioned related embodiment, but above-described embodiment is only the example for implementing the present invention.
It must be noted that the embodiment disclosed is not limiting as the scope of the present invention.On the contrary, do not depart from the present invention spirit and
In the range of the change and retouching made, belong to the scope of patent protection of the present invention.
Claims (10)
- A kind of 1. display device, it is characterised in that including：Display panel, there is display surface；Framework, positioned at the plane where the edge of the display panel and the prominent display surface andAt least one luminance sensor, it is arranged in the framework to detect the brightness of the display surface；Wherein, the incidence surface of the luminance sensor is perpendicular to the display surface, and the luminance sensor does not block the display surface.
- 2. display device as claimed in claim 1, it is characterised in that the framework includes the plane where the prominent display surface Convex portion, the convex portion have first end face adjacent to the display surface, and the convex portion is concavely provided with fluting in the first end face, brightness sensing Device is placed in the fluting, and the luminance sensor does not expose to the fluting.
- 3. display device as claimed in claim 2, it is characterised in that the length of the luminance sensor is not more than the thickness of the convex portion Degree, wherein, the length and the thickness are along the distance extended perpendicular to the direction of the display surface.
- 4. display device as claimed in claim 2, it is characterised in that the luminance sensor adjacent to the side of the display surface to should The distance range of display surface is 0~5mm, the distance range of the incidence surface of the luminance sensor to the first end face for 0~ 5mm。
- 5. display device as claimed in claim 2, it is characterised in that the fluting communicates with the display surface, and the incidence surface is with being somebody's turn to do First end face is flushed, and the side of the optical sensor is attached on the display surface.
- 6. display device as claimed in claim 1, it is characterised in that the display device includes four luminance sensors, and four The individual luminance sensor is respectively arranged on four frames of the framework.
- 7. display device as claimed in claim 1, it is characterised in that also include：Control circuit, the luminance sensor and the display panel are connected, and the brightness value detected according to the luminance sensor adjusts The brightness of the display surface.
- 8. display device as claimed in claim 1, it is characterised in that also include：Backlight module, the display panel is connected to, to provide backlight to the display panel；AndControl circuit, the luminance sensor, the display panel and the backlight module are connected to, and are detected according to the luminance sensor Brightness value change backlight intensity caused by the backlight module to adjust the brightness of the display surface.
- 9. display device as claimed in claim 1, it is characterised in that the optical sensor is charge coupled cell, complementarity Matal-oxide semiconductor, lighting electrode tube sensor or other there is the component of light transfer characteristic.
- 10. display device as claimed in claim 1, it is characterised in that the display device is liquid crystal display or organic light emission Diode display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710887621.XA CN107784932A (en) | 2017-09-27 | 2017-09-27 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710887621.XA CN107784932A (en) | 2017-09-27 | 2017-09-27 | Display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107784932A true CN107784932A (en) | 2018-03-09 |
Family
ID=61434033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710887621.XA Pending CN107784932A (en) | 2017-09-27 | 2017-09-27 | Display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107784932A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637413A (en) * | 2018-12-26 | 2019-04-16 | 苏州佳世达电通有限公司 | A kind of display device and method promoting the display uniformity |
| CN111951701A (en) * | 2020-08-12 | 2020-11-17 | 青岛海信医疗设备股份有限公司 | Medical display |
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| CN1395230A (en) * | 2001-07-03 | 2003-02-05 | 巴科股份有限公司 | Method and system for image real time correction |
| CN1680999A (en) * | 2004-01-09 | 2005-10-12 | 美国凹凸微系有限公司 | Brightness control system |
| CN1771458A (en) * | 2003-04-28 | 2006-05-10 | 东京特殊电线株式会社 | Display |
| JP2012242269A (en) * | 2011-05-20 | 2012-12-10 | Nanao Corp | Optical sensor unit and image display device |
| CN103177660A (en) * | 2011-12-26 | 2013-06-26 | 佳能株式会社 | Image display apparatus |
| CN103562981A (en) * | 2011-06-14 | 2014-02-05 | Eizo株式会社 | Optical sensor device and image display device |
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2017
- 2017-09-27 CN CN201710887621.XA patent/CN107784932A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1395230A (en) * | 2001-07-03 | 2003-02-05 | 巴科股份有限公司 | Method and system for image real time correction |
| CN1771458A (en) * | 2003-04-28 | 2006-05-10 | 东京特殊电线株式会社 | Display |
| CN1680999A (en) * | 2004-01-09 | 2005-10-12 | 美国凹凸微系有限公司 | Brightness control system |
| JP2012242269A (en) * | 2011-05-20 | 2012-12-10 | Nanao Corp | Optical sensor unit and image display device |
| CN103562981A (en) * | 2011-06-14 | 2014-02-05 | Eizo株式会社 | Optical sensor device and image display device |
| CN103177660A (en) * | 2011-12-26 | 2013-06-26 | 佳能株式会社 | Image display apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637413A (en) * | 2018-12-26 | 2019-04-16 | 苏州佳世达电通有限公司 | A kind of display device and method promoting the display uniformity |
| CN111951701A (en) * | 2020-08-12 | 2020-11-17 | 青岛海信医疗设备股份有限公司 | Medical display |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180309 |