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CN101639204A - Lighting device and brightness adjusting method thereof - Google Patents

Lighting device and brightness adjusting method thereof Download PDF

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Publication number
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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China
Prior art keywords
light
lighting device
sensing
microcontroller
sensing unit
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CN200810134395A
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Chinese (zh)
Inventor
黄泳杰
吴佳欣
张珈伟
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Pegatron Corp
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Pegatron Corp
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Priority to CN200810134395A priority Critical patent/CN101639204A/en
Publication of CN101639204A publication Critical patent/CN101639204A/en
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Abstract

The invention discloses a lighting device and a brightness adjusting method thereof. The lighting device comprises a first body, a second body, a first sensing unit arranged on the first body, a second sensing unit arranged on the second body and a microcontroller. The first body includes a first light emitting element. The second body is rotatably connected to the first body. The first sensing unit and the second sensing unit are used for sensing the distance between the first body and the second body, and one of the first sensing unit and the second sensing unit provides a sensing value. The microcontroller is coupled to one of the first sensing unit and the second sensing unit and coupled to the first light emitting device to control the brightness of the first light emitting device according to the sensing value.

Description

Lighting device and brightness adjusting method thereof
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.
First sensing cell 107 and second sensing cell 108 are in order to the relativeness between sensing first body 101 and second body 102, and in the present embodiment, relativeness is the distance between first body 101 and second body 102.In addition, first sensing cell 107 and second sensing cell 108 one of them a sensing value can be provided.In the present embodiment, this sensing value is relevant with distance between first body 101 and second body 102.In other embodiments, this sensing value can be relevant with the angle between first body 101 and second body 102, and sensing value also can be relevant with first sensing cell 107 and second sensing cell, 108 relative positions.The present invention is not limited above-mentioned relativeness and sensing value.In the present embodiment, first sensing cell 107 can provide sensing value.By this, organize the luminosity that the microcontroller 109 that is located in first body 101 just can be controlled first light-emitting component 103 and second light-emitting component 104 according to sensing value.
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)

1.一种照明装置，其特征是，上述照明装置包含：1. A lighting device, characterized in that the above lighting device comprises: 第一本体，上述第一本体包含第一发光元件；a first body, where the first body includes a first light-emitting element; 第二本体，可转动地连接于上述第一本体；The second body is rotatably connected to the first body; 第一感测单元，设置在上述第一本体；The first sensing unit is arranged on the above-mentioned first body; 第二感测单元，设置在上述第二本体，上述第一感测单元与上述第二感测单元感测上述第一本体与上述第二本体之间的相对关系以产生感测值；以及The second sensing unit is arranged on the second body, the first sensing unit and the second sensing unit sense the relative relationship between the first body and the second body to generate a sensing value; and 微控制器，至少耦接上述第一感测单元与上述第二感测单元的其中之一，以接收上述感测值，上述微控制器耦接上述第一发光元件，以依据上述感测值来控制上述第一发光元件的发光亮度。A microcontroller, coupled to at least one of the first sensing unit and the second sensing unit, to receive the sensing value, the microcontroller coupled to the first light-emitting element, to receive the sensing value based on the sensing value to control the light-emitting brightness of the first light-emitting element. 2.根据权利要求1所述的照明装置，其特征是，其中上述第二本体还包含第二发光元件。2. The lighting device according to claim 1, wherein the second body further comprises a second light emitting element. 3.根据权利要求2所述的照明装置，其特征是，其中上述第一本体和上述第二本体还分别包含导光面。3. The illuminating device according to claim 2, wherein the first body and the second body each further include a light guide surface. 4.根据权利要求1所述的照明装置，其特征是，其中上述感测值为上述第一本体与上述第二本体之间的距离。4. The lighting device according to claim 1, wherein the sensing value is the distance between the first body and the second body. 5.根据权利要求4所述的照明装置，其特征是，其中上述相对关系为距离时，上述第一本体与上述第二本体之间的距离与上述微控制器控制上述第一发光元件的发光亮度成正比。5. The lighting device according to claim 4, wherein when the relative relationship is a distance, the distance between the first body and the second body is related to the light emission of the first light-emitting element controlled by the microcontroller. Brightness is directly proportional. 6.根据权利要求1所述的照明装置，其特征是，其中上述第一本体的外表面或上述第二本体的外表面设置有显示单元。6. The illuminating device according to claim 1, wherein a display unit is provided on the outer surface of the first body or the outer surface of the second body. 7.根据权利要求6所述的照明装置，其特征是，其中上述显示单元耦接上述微控制器，以显示时间。7. The lighting device according to claim 6, wherein the display unit is coupled to the microcontroller to display time. 8.根据权利要求1所述的照明装置，其特征是，其中上述照明装置还包含无线射频身份辨别读取器，当无线射频身份辨别标签接近上述照明装置时，上述微控制器控制上述第一发光元件发光。8. The lighting device according to claim 1, wherein the lighting device further comprises a radio frequency identification reader, and when the radio frequency identification tag approaches the lighting device, the microcontroller controls the first The light emitting element emits light. 9.根据权利要求1所述的照明装置，其特征是，其中上述第一感测单元与上述第二感测单元是光学式距离传感器、磁性传感器或超音波传感器。9. The lighting device according to claim 1, wherein the first sensing unit and the second sensing unit are optical distance sensors, magnetic sensors or ultrasonic sensors. 10.一种照明装置的亮度调节方法，其特征是，上述照明装置包含第一本体、可转动地连接于上述第一本体的第二本体以及发光元件，上述方法包含下列步骤：10. A method for adjusting the brightness of a lighting device, wherein the lighting device includes a first body, a second body rotatably connected to the first body, and a light-emitting element, and the method includes the following steps: 侦测上述第一本体和上述第二本体之间的相对关系以提供感测值；以及detecting a relative relationship between the first body and the second body to provide a sensing value; and 依据上述感测值控制上述发光元件的亮度。The brightness of the light-emitting element is controlled according to the sensed value. 11.根据权利要求10所述的亮度调节方法，其特征是，其中上述照明装置还包含无线射频身份辨别读取器，当无线射频身份辨别标签接近上述照明装置时，上述发光元件发光。11 . The brightness adjustment method according to claim 10 , wherein the lighting device further comprises a radio frequency identification reader, and when the radio frequency identification tag approaches the lighting device, the light-emitting element emits light. 12.根据权利要求10所述的亮度调节方法，其特征是，其中上述相对关系为上述第一本体和上述第二本体之间的距离或角度。12. The brightness adjustment method according to claim 10, wherein the relative relationship is a distance or an angle between the first body and the second body.
CN200810134395A 2008-07-30 2008-07-30 Lighting device and brightness adjusting method thereof Pending CN101639204A (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
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
CN104169783A (en) * 2011-11-03 2014-11-26 福尔图纳乌尔比斯有限公司 Eyeglasses
CN104169784A (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 lighting device
CN110242943A (en) * 2019-05-28 2019-09-17 五邑大学 A kind of intelligent table lamp control method and 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

Cited By (16)

* Cited by examiner, † Cited by third party
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
CN104169783A (en) * 2011-11-03 2014-11-26 福尔图纳乌尔比斯有限公司 Eyeglasses
CN104169784A (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 lighting device
CN110242943A (en) * 2019-05-28 2019-09-17 五邑大学 A kind of intelligent table lamp control method and 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