CN101639204A - Illumination device and brightness control method thereof - Google Patents
Illumination device and brightness control method thereof Download PDFInfo
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- CN101639204A CN101639204A CN200810134395A CN200810134395A CN101639204A CN 101639204 A CN101639204 A CN 101639204A CN 200810134395 A CN200810134395 A CN 200810134395A CN 200810134395 A CN200810134395 A CN 200810134395A CN 101639204 A CN101639204 A CN 101639204A
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Abstract
The invention discloses an illumination device and a brightness control method thereof. The illumination device comprises a first main body, a second main body, a first sensing unit arranged on the first main body, a second sensing unit arranged on the second main body, and a microcontroller. The first main body comprises a first light-emitting element; the second main body can be rotationally connected to the first main body; the first and second sensing units are used for sensing the distance between the first and second main bodies, and either the first sensing unit or the second sensing unit provides a sensing value; and the microcontroller is coupled with either the first sensing unit or the second sensing unit and the first light-emitting element so as to control the light-emitting brightness of the first light-emitting element according to the sensing value.
Description
Technical field
The present invention is relevant for a kind of lighting device, and particularly relevant for a kind of lighting device and the brightness adjusting method thereof that can control brightness and switch automatically.
Background technology
In the prior art, the luminosity of desk lamp is to utilize button or knob to control the brightness of desk lamp, for example: push button and open desk lamp or close desk lamp, or reverse the luminosity that knob is adjusted desk lamp.
Present desk lamp has inconvenience for the user.For example: the position that desk lamp is placed may have a segment distance from user's bed, for the user, still need stand up or stand up to close desk lamp before its sleep, and with the action of turning off the light, this is very inconvenience for the user.
In addition, the brightness of traditional desk lamp is fixed, and the control of its brightness may comprise bright, dark two states.Turn off the light before the user sleeps when action, the user is after turning off the light, and the light of desk lamp can secretly fall suddenly, so can cause eyes short time of user to adapt to and feels under the weather.Perhaps, at dead of night in, the user desires to stand up and when turning on light, the user is at the switch of direct console lamp and after opening desk lamp, desk lamp produces eyes short time that one high light also can cause in the dark suddenly and can't adapt to and feel under the weather.
Summary of the invention
Based on the disappearance of known technology, the present invention proposes a kind of lighting device and brightness adjusting method thereof.
According to a characteristic of the present invention, the invention provides a kind of lighting device, it comprises first body, second body, be arranged on first sensing cell of first body, be arranged on second sensing cell and the microcontroller of second body.
First body comprises first light-emitting component.Second body is connected in first body rotationally.Microcontroller couples one of them of first sensing cell and second sensing cell at least, and couples first light-emitting component.First sensing cell and second sensing cell be in order to the relativeness between sensing first body and second body, and first sensing cell and second sensing cell one of them sensing value is provided.Microcontroller is controlled the luminosity of first light-emitting component according to sensing value.Above-mentioned relativeness can be distance or the angle between first body and second body.
The present invention proposes a kind of brightness adjusting method of lighting device in addition, and lighting device comprises first body, is connected in second body and the light-emitting component of first body rotationally.The brightness adjusting method of lighting device comprises the following step: detect the relativeness between first body and second body, a sensing value is provided; And the brightness of controlling light-emitting component according to sensing value.
Beneficial effect of the present invention is, lighting device of the present invention makes user's light when turning on light to brighten gradually, light deepening gradually when turning off the light, and can close or open lighting device automatically, the middle switch lamp of can making the life better, eyes have also saved the trouble that must close or open lighting device in the prior art by change-over switch to the incompatibility of light.
Description of drawings
Figure 1 shows that lighting device schematic diagram according to an embodiment of the invention.
Figure 2 shows that lighting device stereogram according to an embodiment of the invention.
Figure 3 shows that the schematic diagram when covering second body according to one embodiment of the invention first body.
Figure 4 shows that built-in function calcspar according to an embodiment of the invention.
Figure 5 shows that lighting device schematic diagram according to another embodiment of the present invention.
Figure 6 shows that the brightness adjusting method flow chart of lighting device according to an embodiment of the invention.
The specific embodiment
For clearer exposure technical characterictic of the present invention, describe with some embodiment at this, wherein, similar elements illustrates with same numeral.
Figure 1 shows that lighting device schematic diagram according to an embodiment of the invention, Figure 2 shows that lighting device stereogram according to an embodiment of the invention, Figure 3 shows that the schematic diagram when covering second body, Figure 4 shows that built-in function calcspar according to an embodiment of the invention according to one embodiment of the invention first body.
Please refer to Fig. 1 to Fig. 4, in the present embodiment, the outward appearance of lighting device 10 is shapes of a book, can claim this lighting device 10 to be the book lamp.Lighting device 10 comprises first body 101 and second body 102, and wherein second body 102 is connected in first body 101 rotationally, that is first body 101 and second body can be opened with entire as books.
The display unit 112 that above-mentioned first body 101 includes first light-emitting component 103 that is arranged at wherein, first sensing cell 107, microcontroller 109, is arranged at the light guiding surface 105 of its inner surface and is arranged at its outer surface.
Above-mentioned second body 102 comprises second light-emitting component 104, light guiding surface 106, second sensing cell 108 and power module 111.The above-mentioned microcontroller 109 that is arranged in first body 101 couples one of them of first sensing cell 107 and second sensing cell 108 at least.In the present embodiment, microcontroller 109 is to couple first sensing cell 107.In other embodiments, microcontroller 109 can also be coupled to first sensing cell 107 and second sensing cell 108 respectively.
Be worth mentioning, in other embodiments, first light-emitting component 103, first sensing cell 107, microcontroller 109 and display unit 112 also can be arranged in second body 102.In other embodiments, second light-emitting component 104, second sensing cell 108 and power module 111 also can be arranged in first body 101.The present invention does not limit the position that is provided with of these elements.
In the present embodiment, first light-emitting component 103 and second light-emitting component 104 are LED lamps.Above-mentioned power module 111 is in order to provide power supply to first light-emitting component 103, second light-emitting component 104, first sensing cell 107 and/or electronic component and associative operation circuit such as second sensing cell 108, microcontroller 109 and display unit 112.In the present embodiment, power module 111 is a dismountable rechargeable battery, in other embodiments, but also external power supply of power module 111.
In the present embodiment, first sensing cell 107 and second sensing cell 108 are magnetic sensors.For example: first sensing cell 107 is a hall effect sensor, and second sensing cell 108 is a magnetic element.In the present embodiment, hall effect sensor can be used to the distance between sensing itself and the magnetic element, and relevant its detail operations situation is detailed later.
In other embodiments, first sensing cell 107 and second sensing cell 108 also can be optical distance sensor or ultrasound sensors.For example: first sensing cell 107 is a RF transmitter, and second sensing cell 108 is an infrared receiver; First sensing cell 107 is the ultrasonic transmitter, and second sensing cell 108 is the ultrasonic receiver.
The lighting device 10 that present embodiment provided can be opened by the user as books in use, and making wins has an angle between the body 101 and second body 102.In the present embodiment, the degree that is opened of the size of this angle and lighting device 10 is proportional.
In the process that lighting device 10 is opened, first sensing cell 107 that group is located in first body 101 (for example is: hall effect sensor) just can sense the variation that group is located at the magnetic force of second sensing cell 108 in second body 102.
Angle between first body 101 and second body 102 more hour, the light guiding surface 106 of representing the light guiding surface 105 of first body 101 and second body 102 the closer to, then this moment, first sensing cell 107 (hall effect sensor) is very approaching with second sensing cell 108.So the magnetic field intensity that first sensing cell 107 is sensed is very strong, the voltage signal that first sensing cell 107 is produced or the stool and urine of current signal can be bigger.
Above-mentioned microcontroller 109 is after receiving the sensing value that first sensing cell 107 provided, and microcontroller 109 just can be controlled the luminosity of first light-emitting component 103 and second light-emitting component 104 according to sensing value.In addition, the microcontroller 109 that present embodiment provided more can be controlled first light-emitting component 103 and second light-emitting component 104 is gradually dark or gradually bright according to the size of sensing value.
For example: when first body 101 and second body 102 are entire when living, when promptly the light guiding surface 105 of first body 101 contacts with the light guiding surface 106 of second body 102, the sensing value that microcontroller 109 is accepted, promptly magnetic field intensity is for the strongest.At this moment, the luminosity of microcontroller 109 control first light-emitting components 103 and second light-emitting component 104 is complete dark.
When first body 101 and second body 102 are opened and the angle between first body 101 and second body 102 be 180 when spending, the magnetic field intensity of the sensing value that microcontroller 109 is accepted is a preset value.At this moment, the luminosity of microcontroller 109 control first light-emitting components 103 and second light-emitting component 104 is for bright entirely.
When first body 101 and second body 102 are opened and the angle between first body 101 and second body 102 be 30 when spending, microcontroller 109 is controlled first light-emitting component 103 and second light-emitting component 104 according to its sensing value of accepting (magnetic field intensity) luminosity is darker brightness.
When first body 101 and second body 102 are opened and the angle between first body 101 and second body 102 be 140 when spending, microcontroller 109 is controlled first light-emitting component 103 and second light-emitting component 104 according to its sensing value of accepting (magnetic field intensity) luminosity is brighter brightness.
Certainly, in other embodiments, the light-emitting control method of microcontroller 109 control first light-emitting components 103 and second light-emitting component 104, the kind of also visual first sensing cell 107 and second sensing cell 108 is different and change to some extent.
In other embodiments, one power button (figure does not show) also can be set on first body 101 or second body 102, it couples power module 111, stop or beginning power supply with control power module 111 and give first sensing cell 107 and/or elements such as second sensing cell 108, microcontroller 109, to reach less electricity consumption.Above-mentioned power button can be arranged on the internal connection or the outside junction of first body 101 and second body 102.
In addition, the outer surface of first body 101 of above-mentioned lighting device 10 is provided with a display unit 112, to be used for information such as demonstration time, date.Certainly, at other embodiment, also can display unit 112 be set at the outer surface of second body 102 of lighting device 10.
Figure 5 shows that lighting device schematic diagram according to another embodiment of the present invention.As shown in Figure 5, lighting device 50 comprises first body 501 and second body 502.
First body 501 includes first light-emitting component 503, first sensing cell 507, the microcontroller 509 that are arranged at wherein, is arranged at its inner surface light guiding surface 505.
Second body 502 comprises second light-emitting component 504, light guiding surface 506, second sensing cell 508, power module 511 and less radio-frequency status differentiation reader (RFID Reader) 510, and microcontroller 509 is coupled to less radio-frequency status differentiation reader 510.Annexation and the foregoing description between first light-emitting component 503, second light-emitting component 504, first sensing cell 507, second sensing cell 508, microcontroller 509, the power module 511 are similar, at this repeated description no longer.
Also comprise a less radio-frequency status differentiation label (RFID Tag) 512 in the present embodiment.Less radio-frequency status differentiation label 512 can be carried by the user.When the distance of user and lighting device 50 during less than a preset value, less radio-frequency status differentiation reader 510 sends a signal and gives microcontroller 509, and notice microcontroller 509 is opened first light-emitting component 503 and second light-emitting components 504.When the distance of user and lighting device 50 during greater than a preset value, less radio-frequency status differentiation reader 510 sends another signal and gives microcontroller 509, and notice microcontroller 509 cuts out first light-emitting component 503 and second light-emitting component 504.Can make lighting device 50 realize automatic switch like this.
Figure 6 shows that the brightness adjusting method flow chart of lighting device according to an embodiment of the invention.Lighting device comprises first body, is connected in second body, and the light-emitting component of first body rotationally.
At first open lighting device, as step S601, can switch by switch and open, can control unlatching by the relative position of less radio-frequency status differentiation reader and less radio-frequency status differentiation label yet, the present invention does not add restriction to this.
Then, detect the distance between first body and second body, a sensing value is provided, as step S603, the method of detecting the distance between first body and second body can be passed through optical sensor, magnetic sensor or ultrasound sensors and realize also without limits.
At last, in step S605, according to the brightness of sensing value control light-emitting component.
In sum, the lighting device that preferred embodiment of the present invention can be controlled brightness and switch automatically makes user's light when turning on light to brighten gradually, light deepening gradually when turning off the light, and can close or open lighting device automatically, the middle switch lamp of can making the life better, light has also saved the trouble that must close or open lighting device in the prior art by change-over switch to the incompatibility of eyes.
Though the present invention discloses as above with specific embodiment; so it is only in order to illustrate technology contents of the present invention; and be not with narrow sense of the present invention be defined in this embodiment; have in the technical field under any and know the knowledgeable usually; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking claims person of defining.
Claims (12)
1. a lighting device is characterized in that, above-mentioned lighting device comprises:
First body, above-mentioned first body comprises first light-emitting component;
Second body is connected in above-mentioned first body rotationally;
First sensing cell is arranged on above-mentioned first body;
Second sensing cell is arranged on above-mentioned second body, and the relativeness between above-mentioned first sensing cell and above-mentioned first body of the above-mentioned second sensing cell sensing and above-mentioned second body is to produce sensing value; And
Microcontroller, at least couple one of them of above-mentioned first sensing cell and above-mentioned second sensing cell, to receive above-mentioned sensing value, above-mentioned microcontroller couples above-mentioned first light-emitting component, to control the luminosity of above-mentioned first light-emitting component according to above-mentioned sensing value.
2. lighting device according to claim 1 is characterized in that, wherein above-mentioned second body also comprises second light-emitting component.
3. lighting device according to claim 2 is characterized in that, wherein above-mentioned first body and above-mentioned second body also comprise light guiding surface respectively.
4. lighting device according to claim 1 is characterized in that, wherein above-mentioned sensing value is the distance between above-mentioned first body and above-mentioned second body.
5. lighting device according to claim 4 is characterized in that, wherein above-mentioned relativeness be apart from the time, above-mentioned first body is directly proportional with the luminosity of above-mentioned first light-emitting component of above-mentioned microprocessor control with distance between above-mentioned second body.
6. lighting device according to claim 1 is characterized in that, the outer surface of the outer surface of wherein above-mentioned first body or above-mentioned second body is provided with display unit.
7. lighting device according to claim 6 is characterized in that, wherein above-mentioned display unit couples above-mentioned microcontroller, with the demonstration time.
8. lighting device according to claim 1, it is characterized in that, wherein above-mentioned lighting device also comprises less radio-frequency status differentiation reader, when less radio-frequency status differentiation label when the above-mentioned lighting device, above-mentioned first light-emitting component of above-mentioned microprocessor control is luminous.
9. lighting device according to claim 1 is characterized in that, wherein above-mentioned first sensing cell and above-mentioned second sensing cell are optical distance sensor, magnetic sensor or ultrasound sensors.
10. the brightness adjusting method of a lighting device is characterized in that, above-mentioned lighting device comprises first body, is connected in second body and the light-emitting component of above-mentioned first body rotationally, and said method comprises the following step:
Detect relativeness between above-mentioned first body and above-mentioned second body so that sensing value to be provided; And
Control the brightness of above-mentioned light-emitting component according to above-mentioned sensing value.
11. brightness adjusting method according to claim 10 is characterized in that, wherein above-mentioned lighting device also comprises less radio-frequency status differentiation reader, when less radio-frequency status differentiation label when the above-mentioned lighting device, above-mentioned light-emitting component is luminous.
12. brightness adjusting method according to claim 10 is characterized in that, wherein above-mentioned relativeness is distance or the angle between above-mentioned first body and above-mentioned second body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810134395A CN101639204A (en) | 2008-07-30 | 2008-07-30 | Illumination device and brightness control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN200810134395A CN101639204A (en) | 2008-07-30 | 2008-07-30 | Illumination device and brightness control method thereof |
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| CN101639204A true CN101639204A (en) | 2010-02-03 |
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| CN200810134395A Pending CN101639204A (en) | 2008-07-30 | 2008-07-30 | Illumination device and brightness control method thereof |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102169683A (en) * | 2010-02-15 | 2011-08-31 | 精工爱普生株式会社 | Image display device, brightness control method and brightness control program |
| CN102264171A (en) * | 2010-05-25 | 2011-11-30 | 上海科斗电子科技有限公司 | Long distance sensitive street lamp system |
| CN103971648A (en) * | 2013-02-04 | 2014-08-06 | 联想(北京)有限公司 | Method for adjusting backlight brightness of display unit and electronic equipment |
| CN104169784A (en) * | 2011-11-03 | 2014-11-26 | 福尔图纳乌尔比斯有限公司 | Eyeglasses |
| CN104169783A (en) * | 2011-11-03 | 2014-11-26 | 福尔图纳乌尔比斯有限公司 | Eyeglasses |
| CN104242082A (en) * | 2014-10-08 | 2014-12-24 | 四川合创电器有限责任公司 | Internal illuminating lamp device with automatic adjusting function for household power distribution box |
| CN104654043A (en) * | 2015-03-04 | 2015-05-27 | 青岛阳伞信息技术有限公司 | Intelligent lamp |
| CN104979759A (en) * | 2015-06-25 | 2015-10-14 | 芜湖扬宇机电技术开发有限公司 | Distribution box with lighting function |
| CN107426557A (en) * | 2016-05-24 | 2017-12-01 | 仁宝电脑工业股份有限公司 | Intelligent lightening device |
| CN110242943A (en) * | 2019-05-28 | 2019-09-17 | 五邑大学 | A kind of intelligent desk lamp control method and its device based on raspberry pie |
| CN110488964A (en) * | 2019-07-01 | 2019-11-22 | 联想(北京)有限公司 | A kind of electronic equipment and method of adjustment |
| CN113813519A (en) * | 2021-07-22 | 2021-12-21 | 宏大爆破工程集团有限责任公司 | Self-rescuer with lamplight induced by distance |
-
2008
- 2008-07-30 CN CN200810134395A patent/CN101639204A/en active Pending
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102169683B (en) * | 2010-02-15 | 2014-07-02 | 精工爱普生株式会社 | Image display device and brightness control method |
| CN102169683A (en) * | 2010-02-15 | 2011-08-31 | 精工爱普生株式会社 | Image display device, brightness control method and brightness control program |
| CN102264171A (en) * | 2010-05-25 | 2011-11-30 | 上海科斗电子科技有限公司 | Long distance sensitive street lamp system |
| US9348153B2 (en) | 2011-11-03 | 2016-05-24 | Fortuna Urbis Srl | Eyeglasses |
| CN104169784A (en) * | 2011-11-03 | 2014-11-26 | 福尔图纳乌尔比斯有限公司 | Eyeglasses |
| CN104169783A (en) * | 2011-11-03 | 2014-11-26 | 福尔图纳乌尔比斯有限公司 | Eyeglasses |
| CN104169783B (en) * | 2011-11-03 | 2017-04-26 | 福尔图纳乌尔比斯有限公司 | Glasses |
| CN103971648A (en) * | 2013-02-04 | 2014-08-06 | 联想(北京)有限公司 | Method for adjusting backlight brightness of display unit and electronic equipment |
| CN104242082A (en) * | 2014-10-08 | 2014-12-24 | 四川合创电器有限责任公司 | Internal illuminating lamp device with automatic adjusting function for household power distribution box |
| CN104654043B (en) * | 2015-03-04 | 2017-12-12 | 青岛大学 | A kind of intelligent lamp |
| CN104654043A (en) * | 2015-03-04 | 2015-05-27 | 青岛阳伞信息技术有限公司 | Intelligent lamp |
| CN104979759A (en) * | 2015-06-25 | 2015-10-14 | 芜湖扬宇机电技术开发有限公司 | Distribution box with lighting function |
| CN107426557A (en) * | 2016-05-24 | 2017-12-01 | 仁宝电脑工业股份有限公司 | Intelligent lightening device |
| CN110242943A (en) * | 2019-05-28 | 2019-09-17 | 五邑大学 | A kind of intelligent desk lamp control method and its device based on raspberry pie |
| CN110488964A (en) * | 2019-07-01 | 2019-11-22 | 联想(北京)有限公司 | A kind of electronic equipment and method of adjustment |
| CN113813519A (en) * | 2021-07-22 | 2021-12-21 | 宏大爆破工程集团有限责任公司 | Self-rescuer with lamplight induced by distance |
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Application publication date: 20100203 |