CN102063841B - Display device - Google Patents
Display device Download PDFInfo
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- CN102063841B CN102063841B CN 201010541622 CN201010541622A CN102063841B CN 102063841 B CN102063841 B CN 102063841B CN 201010541622 CN201010541622 CN 201010541622 CN 201010541622 A CN201010541622 A CN 201010541622A CN 102063841 B CN102063841 B CN 102063841B
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- display device
- light
- optical sensor
- intermediary
- screen
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Abstract
The invention relates to a display device, which comprises a shell, an optical sensor and a screen, wherein the shell comprises a first surface and a second surface opposite to the first surface, and a light guide unit is formed on the second surface of the shell; the light guide unit comprises a medium part and a light emitting part, wherein the medium part is extended in a gradual shrinkage mode from the outside diameter of the second surface, and the light emitting part is positioned at the bottom rim of the medium part; the optical sensor is arranged in the shell and faces the light emitting part; and the screen passes through the first surface and the second surface and is electrically connected with the optical sensor. The display device has the advantages that: the intensity of environmental light is judged by using the optical sensor positioned in the light guide unit of the shell and used for guiding the environmental light to the interior of the shell, and the intensity of the environmental light is used as the basis for adjusting the brightness of the screen to provide a comfortable display light source for a user.
Description
Technical field
The present invention relates to a kind of display device, relate in particular to optical sensor positional structure in this display device.
Background technology
General display device such as mobile phone, LCD TV, the display brightness of screen-picture is manually to be adjusted by the user, the environmental light brightness when watching to adapt to.When for example watching mobile phone or LCD TV at rather dark place, under the contrast impression of human eye, have the excessive sensation of screen; And when watching mobile phone or LCD TV at bright and clear place, in the next dark excessively sensation of screen that has of contrast impression of human eye.
Be at device one control knob to be set in the prior art, this control knob is electrically connected on the screen of this display device, manually switches to adjust screen intensity for the user; In addition, the design of setting up optical sensor in display device inside is also arranged, see through one and be arranged at hole on the casing light is guided to this optical sensor, and automatically adjust screen intensity with light intensity that this optical sensor was sensed, reach automatic sensitive context brightness and the corresponding function of adjusting screen intensity.
Yet for making this optical sensor receive extraneous light effectively, the position that arranges of this display device is to limit to some extent, in the cabinet for TV that can't put position too far away below the distance light source or possibility shield lights.Therefore, how to furnish under the change of position in the adjustment display device, do not influence this photosensor senses extraneous light to reach screen intensity and reach, desire most ardently a difficult problem that overcomes for the manufacturer of this area in fact.
Summary of the invention
The technical issues that need to address of the present invention have provided a kind of display device, are intended to solve the above problems;
The present invention also provides another kind of display device.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of display device of the present invention comprises: a casing; Described casing comprises: a first surface and with respect to the second surface of this first surface, and the second surface of this casing forms a light element, and this light element comprises: a portion of intermediary; Portion of described intermediary is extended by this second surface external diameter convergent ground; One light out part; Described light out part is positioned at the root edge of this portion of intermediary; One optical sensor; Described optical sensor is arranged at this casing inside and regards to this light out part; An and screen; Described screen provides in this first surface and this second surface, and is electrically connected on this optical sensor;
Another kind of display device of the present invention comprises: a casing; Described casing comprises: a first surface, runs through the through hole of this first surface and this second surface with respect to the second surface and of this first surface; One light element; Described light element is arranged in this through hole, and this light element comprises: a supporting part; One portion of intermediary; Portion of described intermediary is extended downwards by this supporting part external diameter convergent ground; One light out part; Described light out part is positioned in the root edge of this portion of intermediary; One optical sensor; Described optical sensor is arranged at this casing inside and regards to this light out part; An and screen; Described screen provides in this first surface and this second surface, and is electrically connected on this optical sensor.
Compared with prior art, the invention has the beneficial effects as follows: utilize one to be positioned at the light element of casing with the optical sensor of boot environment light to this enclosure interior, judge the power of surround lighting by this optical sensor, and by a little less than this environmental light intensity with the foundation as this screen intensity adjustment, so that user one to be provided comfortable display light source.
Description of drawings
Fig. 1 is the cut-open view of the display device of first embodiment of the invention.
Fig. 2 is the partial sectional view of the display device of first embodiment of the invention.
Fig. 3 is the partial enlarged drawing of the display device of first embodiment of the invention.
Fig. 4 is the cut-open view of the display device of second embodiment of the invention.
Fig. 5 is the stereographic map of the light element of second embodiment of the invention.
Fig. 6 is the partial enlarged drawing of the display device of second embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail:
In view of prior art described, one of the present invention purpose, be to provide a kind of display device, this display device includes a light element, this light element is in order to extraneous light is guided to one of this display device inside optical sensor effectively, by this photosensor senses to light intensity, automatically adjust the brightness of screen.
For reaching above-mentioned purpose, the invention provides a kind of display device, this display device comprises a casing, an optical sensor and a screen.This casing comprises a first surface and a second surface, and this second surface forms a light element, this light element comprise one extended by this second surface external diameter convergent ground by this among Jie portion and be positioned at the light out part of this portion of intermediary root edge.This optical sensor is arranged at this casing inside and regards to this light out part, and this screen is to provide in this first surface and this second surface, and is electrically connected on this optical sensor.
According to a specific embodiment of the present invention, wherein this light out part is provided with at least one optical microstructures.
According to a specific embodiment of the present invention, wherein this light out part is provided with at least one optical microstructures, and this optical microstructures is wherein a kind of form of vee-cut, U-shaped groove, pyramidal structure, conical structure, corner structure and pyramidal structure.
According to a specific embodiment of the present invention, wherein this portion of intermediary is circular-arcly to be extended by this second surface external diameter convergent ground.
According to a specific embodiment of the present invention, wherein this portion of intermediary is one of them extended downwards by this second surface external diameter convergent ground that is frusto-conical or butt angle vertebra shape.
According to a specific embodiment of the present invention, this display device more comprises a control module, is arranged at this casing inside and is electrically connected on this optical sensor and this screen.
In addition, the present invention more provides another kind of display device, and this display device comprises a casing, a light element, an optical sensor and a screen.This casing comprises a first surface, a second surface, and a through hole that runs through this first surface and this second surface.This light element is arranged at this through hole, this light element comprise a supporting part, extended by this supporting part external diameter convergent ground among Jie portion, an and light out part that is positioned at the root edge of this portion of intermediary; This optical sensor is arranged at this casing inside and regards to this light out part, and this screen is to provide in this first surface and this second surface, and is electrically connected on this optical sensor.
According to a specific embodiment of the present invention, wherein this light out part is provided with at least one optical microstructures.
According to a specific embodiment of the present invention, this light out part is provided with at least one optical microstructures, and this optical microstructures is wherein a kind of form of vee-cut, U-shaped groove, pyramidal structure, conical structure, corner structure and column structure.
According to a specific embodiment of the present invention, wherein this portion of intermediary is external diameter convergent ground, circular-arc ground by this supporting part to extend.
According to a specific embodiment of the present invention, wherein this portion of intermediary is one of them extended downwards by this supporting part external diameter convergent ground that is frusto-conical or butt angle vertebra shape.
According to a specific embodiment of the present invention, wherein this supporting part is to be a right cylinder, a plate body or a polygon cylinder.
According to a specific embodiment of the present invention, this display device more comprises a control module, is arranged at this casing inside and is electrically connected on this optical sensor and this screen.
Cooperate and consult first figure, be respectively the cut-open view of the display device of first embodiment of the invention.This display device can be a mobile phone, a PDA(Personal Digital Assistant) or a LCD screen etc. and has the display device that screen is watched for the user with show message, and this display device can be used touch control screen or be provided with button or touch control screen collocation a fewer keys is imported message for the user.
Cooperate and to consult first figure and second figure, be cut-open view and the partial sectional view of the present invention's display device.This display device comprises a casing 10, a screen 20, an optical sensor 30 and a control module 40.
This casing 10 comprises a first surface 12 and a second surface 14, the second surface 14 of this housing 10 is formed with a light element 50A, this light element 50A comprises a 52A of portion of intermediary and a light out part 54A, and the 52A of this portion of intermediary is extended by these second surface 14 external diameter convergent ground; In present embodiment, the 52A of this portion of intermediary is external diameter convergent ground, circular-arc ground by this second surface 14 to extend.In addition, the 52A of this portion of intermediary can be being extended by these second surface 14 external diameter convergent ground of frusto-conical (not shown) downwards, and perhaps the 52A of this portion of intermediary can be being extended by these second surface 14 external diameter convergent ground of butt angle vertebra shape (not shown) downwards.
Cooperate and to consult the 3rd figure, be the partial enlarged drawing of the present invention's display device.This light out part 54A is positioned at the root edge of the 52A of this portion of intermediary, and this light out part 54A is provided with at least one optical microstructures, and this optical microstructures is wherein a kind of form of vee-cut, U-shaped groove, pyramidal structure, conical structure, corner structure and column structure.And this light out part 54A can form when casing 10 ejection formations, or this light out part 54A utilizes the die press forming.
The material of this light element 50A is to be polymethyl methacrylate (Polymethylmethacrylate, PMMA), synthetic resin, propylene (acryl), polycarbonate (Polycarbonate, PC), polyester (Polyethylene terephthalate, PET), polyolefin (Polyolefines), glass or other transparent material, and with ejection formation, etching, hot-forming or cut and go modes such as processing again and be made.
Consult first figure again, this screen 20 is to provide in this casing 10, and is positioned at this casing 10 and is provided with one of this light element 50A side; This optical sensor 30 is arranged at this casing 10 inside, and faces the light out part 54A of this light element 50A, and this optical sensor 30 is in order to the light of reception by this light out part 54A outgoing, and the control module 40 of an environmental light brightness signal for the rear end is provided; Wherein this optical sensor 30 can be a Charged Coupled Device (Charge Couple Device, CCD) or complementary oxide semiconductor (Complementary Metal-Oxide Semiconductor, CMOS) or other have the assembly of light transfer characteristic.
This control module 40 is arranged at this casing 10 inside, and be electrically connected at this optical sensor 30 and this screen 20, this control module 40 is these environmental light brightness signals of being provided according to this optical sensor 30 adjusting the brightness of this screen 20, so that user one to be provided comfortable display light source.
Composite closing consulted second figure, and the ambient light in the external world is the outside surface incident via this housing 10, and incident spectrum correspondence partly is incident in the position that is formed with this light element 50A.The incident light of this part is directed to the 52A of portion of intermediary and this light out part 54A of this light element 50A respectively according to the difference of incoming position.Be incident in the interior light of scope that this light out part 54A contains directly via this light out part 54A outgoing to this optical sensor 30, the light that is positioned at 52A institute of this portion of intermediary covering scope is then via guiding to this optical sensor 30 via this light out part 54A respectively after this 52A of portion of intermediary or refraction or the reflection or by the outside surface outgoing of this housing 10.Being incident to outside this optical sensor 30 boundary's ambient light is to judge its light intensities and produce an environmental light brightness signal via this optical sensor 30, afterwards, this optical sensor 30 be output this environmental light brightness signal to this control module 40, by this control module 40 to judge whether to adjust the display brightness of this screen 20.
Cooperate and to consult the 4th figure, be the cut-open view of the display device of second embodiment of the invention.This display device comprises a casing 10, a screen 20, an optical sensor 30, a control module 40 and a light element 50B.This casing 10 is to include a first surface 12, a second surface 14 and through the through hole 16 of this first surface 12 with this second surface 14.This light element 50B provides in this through hole, in order to extraneous light guiding is caused this casing 10 inside.This screen 20 provides in this casing 10, and is positioned at this casing 10 and is provided with one of this light element 50B side.
Cooperate and to consult the 5th figure, be the stereographic map of the present invention's light element.This light element 50B comprises a 52B of portion of intermediary, a light out part 54B and a supporting part 56B.In present embodiment, this supporting part 56B is a circular cylinder, and when reality was implemented, this supporting part 56B can be plate body or polygon cylinder.
The 52B of this portion of intermediary is extended by this supporting part 56B external diameter convergent ground, and in present embodiment, the 52B of this portion of intermediary is circular-arcly and is extended by this supporting part 56B external diameter convergent ground.In addition, the 52B of this portion of intermediary can be being extended by this supporting part 56B external diameter convergent ground of frusto-conical downwards, and perhaps the 52B of this portion of intermediary can be being extended by this supporting part 56B external diameter convergent ground of butt angle vertebra shape downwards.
This light out part 54B is the root edge that is connected in the 52B of this portion of intermediary, and this light out part 54B can be wherein a kind of kenel of vee-cut, U-shaped groove, pyramidal structure, conical structure, corner structure and column structure.And this light out part 54B can make when being shaped in this light element 50B and form, or this light out part 54B utilizes the die press forming.
The material of this light element 50B is to be polymethyl methacrylate, synthetic resin, propylene, polycarbonate, polyester, polyolefin, glass or other transparent material, and with ejection formation, etching, hot-forming or cut and go modes such as processing again and be made.
Consult the 4th figure again, this optical sensor 30 is arranged at this casing 10 inside, and in the face of the light out part 54B of this light element 50B, this optical sensor 30 is in order to receiving the light by this light out part 54B outgoing, and the control module 40 of an environmental light brightness signal for the rear end is provided.Wherein this optical sensor 30 can be a Charged Coupled Device or complementary oxide semiconductor or other and has the assembly of light transfer characteristic.
This control module 40 is arranged at this casing 10 inside, and be electrically connected at this optical sensor 30 and this screen 20, this control module 40 is these environmental light brightness signals of being provided according to this optical sensor 30 adjusting the brightness of this screen 20, so that user one to be provided comfortable display light source.
Cooperate and to consult the 6th figure, for the present invention the partial enlarged drawing of display device.The environment spectrum in the external world according to the difference of external environment light incoming position, is directed to this 52B of portion of intermediary and this light out part 54B via the supporting part 56B incident of this light element 50B respectively.Light in the scope that this light out part 54B is contained directly via this light out part 54B outgoing to this optical sensor 30, the light that is positioned at 52B institute of this portion of intermediary covering scope is then via guiding to this optical sensor 30 via this light out part 54B respectively after this 52B of portion of intermediary or the refraction.
Being incident to outside this optical sensor 30 boundary's ambient light is to judge its light intensities and produce an environmental light brightness signal via this optical sensor sense 30, afterwards, this optical sensor 30 be output this environmental light brightness signal to this control module 40, by this control module 40 to judge whether to adjust the display brightness of this screen.
Comprehensive the above, the present invention lies in display device and is provided with a light element, this light element can guide to the ambient light in the external world optical sensor of this display device inside effectively; This light element system comprises a portion of intermediary and a light out part, and this light out part can guide to ambient light this optical sensor effectively, to reach the adjustment of screen intensity in real time; This portion of intermediary is arranged between the supporting part and this light out part of the second surface of this housing or light element, so can avoid the generation of vision dim spot effectively.When the user is watched by the display device outside, no longer exists the problem that the vision dim spot influences the visual appearance degree.
Right the above, only be the present invention's preferred embodiment, when the scope that can not limit the invention process, namely all equalization variations of doing according to the present patent application claim and modification etc. all should still belong in the protection category of claim of the present invention.
Claims (13)
1. a display device comprises: a casing; It is characterized in that described casing comprises: a first surface and with respect to the second surface of this first surface, and the second surface of this casing forms a light element, and this light element comprises: a portion of intermediary; Portion of described intermediary is extended by this second surface external diameter convergent ground; One light out part; Described light out part is positioned at the root edge of this portion of intermediary; One optical sensor; Described optical sensor is arranged at this casing inside and regards to this light out part; An and screen; Described screen provides in this first surface and this second surface, and is electrically connected on this optical sensor.
2. display device according to claim 1, it is characterized in that: this light out part is provided with at least one optical microstructures.
3. display device according to claim 2, it is characterized in that: this optical microstructures is wherein a kind of form of vee-cut, U-shaped groove, pyramidal structure, conical structure and corner structure.
4. display device according to claim 1 is characterized in that: this portion of intermediary is circular-arc being extended by this second surface external diameter convergent ground.
5. display device according to claim 1 is characterized in that: this portion of intermediary is one of them extended downwards by this second surface external diameter convergent ground that is frusto-conical or butt angle vertebra shape.
6. display device according to claim 1 is characterized in that: also comprise a control module; Described control module is arranged at this casing inside and is electrically connected on this optical sensor and this screen.
7. a display device comprises: a casing; Described casing comprises: a first surface, runs through the through hole of this first surface and this second surface with respect to the second surface and of this first surface; One light element; Described light element is arranged in this through hole, and this light element comprises: a supporting part; One portion of intermediary; Portion of described intermediary is extended downwards by this supporting part external diameter convergent ground; One light out part; Described light out part is positioned in the root edge of this portion of intermediary; One optical sensor; Described optical sensor is arranged at this casing inside and regards to this light out part; An and screen; Described screen provides in this first surface and this second surface, and is electrically connected on this optical sensor.
8. display device according to claim 7, it is characterized in that: this light out part is provided with at least one optical microstructures.
9. display device according to claim 8, it is characterized in that: this optical microstructures is wherein a kind of form of vee-cut, U-shaped groove, pyramidal structure, conical structure, corner structure and column structure.
10. display device according to claim 7 is characterized in that: this portion of intermediary is circular-arc being extended by this supporting part external diameter convergent ground.
11. display device according to claim 7 is characterized in that: this portion of intermediary is one of them extended downwards by this supporting part external diameter convergent ground that is frusto-conical or butt angle vertebra shape.
12. display device according to claim 7 is characterized in that: this supporting part is a right cylinder, a plate body or a polygon cylinder.
13. display device according to claim 7 is characterized in that: also comprise a control module; Described control module is arranged at this casing inside and is electrically connected on this optical sensor and this screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010541622 CN102063841B (en) | 2010-11-11 | 2010-11-11 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010541622 CN102063841B (en) | 2010-11-11 | 2010-11-11 | Display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102063841A CN102063841A (en) | 2011-05-18 |
| CN102063841B true CN102063841B (en) | 2013-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010541622 Expired - Fee Related CN102063841B (en) | 2010-11-11 | 2010-11-11 | Display device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102063841B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102081185A (en) * | 2010-11-29 | 2011-06-01 | 苏州向隆塑胶有限公司 | Light guide assembly and sensing module with same |
| CN105489125A (en) * | 2015-11-23 | 2016-04-13 | 苏州佳世达电通有限公司 | Display device |
| CN108227067B (en) * | 2017-11-13 | 2021-02-02 | 南京矽力微电子技术有限公司 | Optical structure and electronic equipment with same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101354494A (en) * | 2007-07-26 | 2009-01-28 | 和硕联合科技股份有限公司 | Electronic device |
| CN201886704U (en) * | 2010-11-11 | 2011-06-29 | 苏州茂立光电科技有限公司 | Display device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070247416A1 (en) * | 2003-05-14 | 2007-10-25 | Au Optronics Corp. | Transflective liquid crystal display device and method of fabricating the same |
| US8279158B2 (en) * | 2005-02-28 | 2012-10-02 | Research In Motion Limited | Dual-function light guide for LCD backlight |
-
2010
- 2010-11-11 CN CN 201010541622 patent/CN102063841B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101354494A (en) * | 2007-07-26 | 2009-01-28 | 和硕联合科技股份有限公司 | Electronic device |
| CN201886704U (en) * | 2010-11-11 | 2011-06-29 | 苏州茂立光电科技有限公司 | Display device |
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| Publication number | Publication date |
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| CN102063841A (en) | 2011-05-18 |
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Granted publication date: 20131009 Termination date: 20211111 |