CN101346023A - Illuminating apparatus - Google Patents

Illuminating apparatus Download PDF

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Publication number
CN101346023A
CN101346023A CNA2007101294110A CN200710129411A CN101346023A CN 101346023 A CN101346023 A CN 101346023A CN A2007101294110 A CNA2007101294110 A CN A2007101294110A CN 200710129411 A CN200710129411 A CN 200710129411A CN 101346023 A CN101346023 A CN 101346023A
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CN
China
Prior art keywords
sensing
lighting device
light
sensing cell
lighting unit
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Pending
Application number
CNA2007101294110A
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Chinese (zh)
Inventor
陈宏伦
邓国欣
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Prodisc Technology Inc
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Prodisc Technology Inc
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Publication date
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Priority to CNA2007101294110A priority Critical patent/CN101346023A/en
Publication of CN101346023A publication Critical patent/CN101346023A/en
Pending legal-status Critical Current

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Abstract

The invention provides a lighting device, which comprises a lighting unit, a first sensing unit and a driving control unit. The lighting unit consists of multiple light-emitting diodes and emits a light ray; the first sensing unit is disposed opposite to the lighting unit to sense the intensity of light ray and generates a first sensing signal; the driving control unit has a controller for receiving the first sensing signal, and a light ray intensity reference list according which the controller sends a control signal to the lighting unit; and the lighting unit adjusts the light ray intensity according to the control signal. The lighting device of the invention can adjust light ray intensity according to different demand automatically.

Description

Lighting device
Technical field
The present invention relates to a kind of lighting device, particularly relating to a kind of is the lighting device of light source with the light-emitting diode.
Background technology
Modern science and technology is maked rapid progress, and also greatly promote with respect to standard of living, and people is also more and more higher for the requirement of material, so for the functional and attractive in appearance of peripheral required article of living, also require more.And lighting device is no exception, almost becomes important one indispensable in the life, similarly is to utilize lighting device to beautify the environment or promote the life sentiment.Therefore, the user also improves relatively for function, practicality and the outward appearance demand of lighting device.
Nowadays, lighting device has been widely used in the life, the illumination of the essential or decoration of for example illumination in places such as school, office, market, factory hall, or family.Lighting device has not only brought light for dark, has also brought well-rounded variation for life.
Please refer to shown in Figure 1ly, it is a structural representation of known lighting device 1.Lighting device 1 mainly comprises a base 11, a bracing frame 12 and a lighting unit 13, and bracing frame 12 is arranged on the base 11, and lighting unit 13 is fixed on the bracing frame 12.Wherein, lighting unit 13 has a fluorescent tube 131 and a lampshade 132, and fluorescent tube 131 can provide light required when throwing light on, and 132 on lampshade covers also protection fluorescent tube 131, and the light that fluorescent tube 131 is sent is down launched.Base 11 has a switch 111 and a knob 112, and a switch 111 and an external power source transmission line 14 electrically connect, to control the bright dark of fluorescent tube 131.Knob 112 electrically connects with fluorescent tube 131 in the lighting unit 13 via a power transmission line 121 that is arranged in the bracing frame 12, and controls the brightness size of the light that fluorescent tube 131 sent via the magnitude of current of control flows in power transmission line 121.
Yet, utilize knob 112 to regulate and control the brightness of lighting device 1, not only generally adjust brightness only, more do not meet the demand of consumer's seeking change and innovation now.
Therefore, how to provide a kind of can be according to different demands, and adjust the lighting device of the intensity of light automatically, real is one of important topic.
Summary of the invention
Main purpose of the present invention is, overcomes the defective that existing lighting device exists, and is to make them can be according to different demands and a kind of lighting device of new structure, technical problem to be solved are provided, and adjusts the intensity of light automatically, thereby is suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of lighting device that the present invention proposes, it is characterized in that comprising: a lighting unit has a plurality of light-emitting diodes and sends a light; One first sensing cell, this lighting unit is provided with relatively, with the intensity of this light of sensing, and produces one first sensing signal; An and driving control unit, have a controller and a light intensity table of comparisons, this controller receives this first sensing signal, and sends a controlling signal to this lighting unit according to this light intensity table of comparisons, this lighting unit according to this controlling signal to adjust the intensity of this light.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid lighting device, it more comprises:
One pedestal, this lighting unit is provided with relatively, and this first sensing cell is arranged at this pedestal.
Aforesaid lighting device, wherein said driving control unit are arranged at a side of this pedestal or this lighting unit.
Aforesaid lighting device, wherein said first sensing cell comprise an OPTICAL SENSORS, electric coupling image sensor or complementary matal-oxide semiconductor image sensor.
Aforesaid lighting device, it more comprises:
One second sensing cell, sensing one moving heat source, producing one second sensing signal, this controller according to this second sensing signal to open or to close this lighting unit.
Aforesaid lighting device, wherein said second sensing cell is arranged at lighting unit or the neighbour establishes first sensing cell.
Aforesaid lighting device, it more comprises:
One the 3rd sensing cell, sensing one mobile object, producing one the 3rd sensing signal, this controller according to the 3rd sensing signal to open or to close this lighting unit.
Aforesaid lighting device, it more comprises:
One the 4th sensing cell is relative with the 3rd sensing cell and establish.
Aforesaid lighting device, wherein said the 3rd sensing cell and the 4th sensing cell are infrared sensor.
Aforesaid lighting device, wherein said the 3rd sensing cell are an electric coupling image sensor, complementary matal-oxide semiconductor image sensor or an infrared and a sensing component.
By technique scheme, lighting device of the present invention has following advantage at least:
In the lighting device of the present invention, the light that a plurality of light-emitting diode sent of lighting unit by the relative lighting unit setting of first sensing cell, comes the intensity of light sensing and produces the first sensing signal.The controller of driving control unit then receives the first sensing signal, sends controlling signal to lighting unit with the foundation light intensity table of comparisons, to adjust the light intensity that light-emitting diode was sent.Compare with known techniques, the present invention utilizes the light intensity table of comparisons of first sensing cell and driving control unit, with by first sensing cell intensity of light sensing at any time, and sends controlling signal by the light intensity table of comparisons.This kind mode not only makes lighting device to match with the light intensity table of comparisons according to different demands, and to suitable intensity, lighting device more can be adjusted the intensity of light voluntarily with automatic adjustment light, so and then the product quality of lifting lighting device.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the structural representation of known a kind of lighting device.
Fig. 2 is a kind of lighting device according to preferred embodiment of the present invention, the schematic diagram that the relative distance of pedestal and lighting unit is less.
Fig. 3 is the lighting device according to preferred embodiment of the present invention, the schematic diagram that the relative distance of pedestal and lighting unit is bigger.
Fig. 4 is the lighting device according to preferred embodiment of the present invention, has the schematic diagram of the 3rd sensing cell.
Fig. 5 is the lighting device according to preferred embodiment of the present invention, has the schematic diagram of the 3rd sensing cell and the 4th sensing cell.
1: desk lamp 11: base
111: switch 112: knob
12: bracing frame 121,26: power transmission line
13,21: lighting unit 131: fluorescent tube
132: lampshade 14: the external power source transmission line
2: lighting device 211: light-emitting diode
Sensing cell 23 in 22: the first: driving control unit
231: controller 232: circuit board
24: pedestal 25: adjustable supporter
28: the three sensing cells of 27: the second sensing cells
29: the four sensing cell d, D: relative distance
M1: moving heat source M2: mobile object
S1: the first sensing signal S2: controlling signal
S3: the second sensing signal S4: the 3rd sensing signal
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of lighting device, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Please refer to shown in Figure 2ly, the lighting device 2 of preferred embodiment of the present invention has a lighting unit 21, one first sensing cell 22 and a driving control unit 23.In addition, lighting device 2 more comprises a pedestal 24 and an adjustable supporter 25.The purposes of the lighting device 2 of present embodiment is also unrestricted, is that a desk lamp is an example with lighting device 2 then at this.And lighting device 2 can be by a power transmission line 26 to receive a power supply (not shown).
Lighting unit 21 has a plurality of light-emitting diodes 211, and by light-emitting diode 211 to send a light.In addition, light-emitting diode 211 can be the light-emitting diode 211 of a ruddiness, a green glow or a blue light, more can use the light-emitting diode 211 of ruddiness, green glow and blue light certainly according to different demands simultaneously, sends the light color of white light or other mixing with mixing.
First sensing cell 22 comprises an OPTICAL SENSORS (photo sensor) or an Image Sensor, a for example electric coupling (Charge Coupled Device, CCD) image sensor or complementary oxidized metal halfbody (Complementary Metal-Oxide Semiconductor, a CMOS) image sensor.First sensing cell, 22 relative lighting units 21 are provided with, and promptly first sensing cell 22 is arranged on the pedestal 24, and it also can be arranged at a side of lighting unit 21 certainly, for example is on desk or the external environment.The intensity of the light that first sensing cell 22 can be sent with sensing lighting unit 21 by OPTICAL SENSORS or Image Sensor, and conversion produces one first sensing signal S1.
Driving control unit 23 electrically connects with first sensing cell 22 and lighting unit 21 respectively, and has a controller 231 and a light intensity table of comparisons (figure does not show).Controller 231 receives the first sensing signal S1, and finds the intensity that is contrasted according to the first sensing signal S1 to the light intensity table of comparisons, and a controlling signal S2 is sent in conversion.The light intensity table of comparisons then can record the contrast relationship of manufacturer's suitable light intensity decided at the higher level but not officially announced and sensing signal S1.In addition, driving control unit 23 more can have a circuit board 232 or and drive wafer (figure does not show), and having circuit board 232 at this with driving control unit 23 is example, so on implementing, controller 231 is arranged on the circuit board 232, and the light intensity table of comparisons then is stored in the circuit board 232.Driving control unit 23 in the present embodiment, it is provided with the position can be arranged at pedestal 24 or lighting unit 21 on implementing a side, and being arranged at pedestal 24 at this with driving control unit 23 is example (as Fig. 2 and shown in Figure 3).
After lighting unit 21 receives controlling signal S2, then can adjust light to suitable intensity according to controlling signal S2.
In present embodiment, pedestal 24 relative lighting units 21 are provided with, and adjustable supporter 25 then is connected with pedestal 24 and lighting unit 21 respectively, and can adjust a relative distance of pedestal 24 and lighting unit 21 on implementing by adjustable supporter 25.For example: relative distance d is littler, represents that then the length of adjustable supporter 25 is shorter, makes pedestal 24 and lighting unit 21 heal near (as shown in Figure 2); Relative distance D is bigger, represents that then the length of adjustable supporter 25 is longer, makes pedestal 24 and lighting unit 21 more away from (as shown in Figure 3).
In addition, lighting device 2 has more one second sensing cell 27, electrically connect with driving control unit 23, and sensing one moving heat source M1, to produce the controller 231 of one second sensing signal S3, make the controller 231 foundations second sensing signal S3 to open or to close lighting unit 21 to driving control unit 23.Second sensing cell 27 of present embodiment can be arranged at lighting unit 21 or the neighbour establishes first sensing cell 22, and is that any is to point type human body temperature motion sensor in implementing last second sensing cell 27.Thus, the user can by human body near (for example hand), and cause second sensing cell 27 to sense the rising of temperature and send the second sensing signal S3, to open or to close lighting unit 21.
In addition, please refer to shown in Figure 4, lighting device 2 has more one the 3rd sensing cell 28, and the 3rd sensing cell 28 is in order to sensing one mobile object M2, produce the controller 231 of one the 3rd sensing signal S4, and controller 231 foundations the 3rd sensing signal S4 is to open or to close lighting unit 21 to driving control unit 23.The 3rd sensing cell 28 of present embodiment is an Image Sensor in implementing, for example an electric coupling image sensor one complementary oxidized metal halfbody image sensor or be an infrared and sensing component.And the 3rd sensing cell 28 position and unrestricted is set, can be adjacent to lighting unit 21 (as shown in Figure 4) or be arranged at (figure does not show) on the pedestal 24.Thus, the user can be by the brandishing of object, and then cause the 3rd sensing cell 28 and produce the 3rd sensing signal S4, to open or to close lighting unit 21.
Please refer to shown in Figure 5ly, it is relative with the 3rd sensing cell 28 and establish that lighting device 2 has more one the 4th sensing cell, 29, the four sensing cells 29, establishes first sensing cell, 22, the four sensing cells 29 and be arranged at lighting unit 21 in implementing last the 3rd sensing cell 28 neighbours.And the 3rd sensing cell 28 and the 4th sensing cell 29 can be an infrared sensor (IR) assembly, and as an infrared receiver and an infrared transmitter, meaning i.e. the 3rd sensing cell 28 receiving infrared-rays with respectively, the 4th sensing cell 29 emission infrared rays.When mobile object is between the 3rd sensing cell 28 and the 4th sensing cell 29, then can't receiving infrared-ray because of the 3rd sensing cell 28, and produce the 3rd sensing signal S4 to controller 231, open or close with control lighting unit 21.
For making content of the present invention clearer, below will enumerate a plurality of examples with the control running of explanation according to the lighting device 2 of preferred embodiment of the present invention, be that a desk lamp is an example at this and with lighting device 2.
Please be simultaneously with reference to Fig. 2 and shown in Figure 3, when user's desire is used lighting device 2, the user can move to hand between the lighting unit 21 and pedestal 24 of lighting device 2, second sensing cell 27 of lighting device 2 senses the thermal source of user's hand at this moment, be moving heat source M1, and produce the controller 231 that the second sensing signal S3 delivers to driving control unit 23, controller 231 is the foundation second sensing signal S3 and open lighting unit 21 then, be that controller 231 drives a plurality of light-emitting diodes 211 of lighting unit 21, and make light-emitting diode 211 send a light.And when hand moves between lighting unit 21 and the pedestal 24 once more, then second sensing cell 27 once more sensing user's hand thermal source and also produce the second sensing signal S3 to controller 231, to close lighting unit 21.
In addition, the light intensity of lighting device 2 can be adjusted voluntarily.The intensity of coming light sensing by first sensing cell 22, and produce the controller 231 of the first sensing signal S1 to driving control unit 23, then controller 231 sends controlling signal S2 to lighting unit 21 according to the light intensity table of comparisons, makes lighting unit 21 can adjust the intensity of light voluntarily automatically according to controlling signal S2.
In addition, when the user thinks to adjust voluntarily the intensity of the light of lighting unit 21, then can be, and make lighting unit 21 and pedestal 24 relative distance d shorten by the length of adjusting adjustable supporter 25, with the intensity (as shown in Figure 2) of the light that increases lighting device 2.
The user desires to weaken the intensity of the light of lighting unit 21 again, then can adjust the length of adjustable supporter 25, makes the pedestal 24 and the relative distance D of lighting unit 21 increase (as shown in Figure 3).
Because the lighting unit 21 of present embodiment can be by the intensity of first sensing cell 22 with the light of sensing lighting unit 21, and produce the first sensing signal S1, and by the controller 231 of driving control unit 23, send controlling signal S2 to lighting unit 21 with the foundation light intensity table of comparisons, with the intensity of automatic adjustment light, and then the quality of lifting lighting device 2.In addition, the lighting device 2 of present embodiment more can be by second sensing cell 27, or the 3rd sensing cell 28 and the 4th sensing cell 29 sensing moving heat source M1 or mobile objects, with as the purposes of opening or closing lighting unit 21.
In sum, because of according in the lighting device of the present invention, the light that a plurality of light-emitting diode sent of lighting unit by the relative lighting unit setting of first sensing cell, comes the intensity of light sensing and produces the first sensing signal.The controller of driving control unit then receives the first sensing signal, sends controlling signal to lighting unit with the foundation light intensity table of comparisons, to adjust the light intensity that light-emitting diode was sent.Compare with known techniques, the present invention utilizes the light intensity table of comparisons of first sensing cell and driving control unit, with by first sensing cell intensity of light sensing at any time, and sends controlling signal by the light intensity table of comparisons.This kind mode not only makes lighting device to match with the light intensity table of comparisons according to different demands, and to suitable intensity, lighting device more can be adjusted the intensity of light voluntarily with automatic adjustment light, so and then the product quality of lifting lighting device.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.

Claims (10)

1, a kind of lighting device is characterized in that comprising:
One lighting unit has a plurality of light-emitting diodes and sends a light;
One first sensing cell, this lighting unit is provided with relatively, with the intensity of this light of sensing, and produces one first sensing signal; And
One driving control unit, have a controller and a light intensity table of comparisons, this controller receives this first sensing signal, and sends a controlling signal to this lighting unit according to this light intensity table of comparisons, this lighting unit according to this controlling signal to adjust the intensity of this light.
2, lighting device according to claim 1 is characterized in that more comprising:
One pedestal, this lighting unit is provided with relatively, and this first sensing cell is arranged at this pedestal.
3, lighting device according to claim 2 is characterized in that wherein said driving control unit is arranged at a side of this pedestal or this lighting unit.
4, lighting device according to claim 1 is characterized in that wherein said first sensing cell comprises an OPTICAL SENSORS, electric coupling image sensor or complementary matal-oxide semiconductor image sensor.
5, lighting device according to claim 1 is characterized in that more comprising:
One second sensing cell, sensing one moving heat source, producing one second sensing signal, this controller according to this second sensing signal to open or to close this lighting unit.
6, lighting device according to claim 5 is characterized in that wherein said second sensing cell is arranged at lighting unit or the neighbour establishes first sensing cell.
7, lighting device according to claim 1 is characterized in that more comprising:
One the 3rd sensing cell, sensing one mobile object, producing one the 3rd sensing signal, this controller according to the 3rd sensing signal to open or to close this lighting unit.
8, lighting device according to claim 7 is characterized in that more comprising:
One the 4th sensing cell is relative with the 3rd sensing cell and establish.
9, lighting device according to claim 8 is characterized in that wherein said the 3rd sensing cell and the 4th sensing cell are infrared sensor.
10, lighting device according to claim 7 is characterized in that wherein said the 3rd sensing cell is an electric coupling image sensor, complementary matal-oxide semiconductor image sensor or an infrared and a sensing component.
CNA2007101294110A 2007-07-10 2007-07-10 Illuminating apparatus Pending CN101346023A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2007101294110A CN101346023A (en) 2007-07-10 2007-07-10 Illuminating apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2007101294110A CN101346023A (en) 2007-07-10 2007-07-10 Illuminating apparatus

Publications (1)

Publication Number Publication Date
CN101346023A true CN101346023A (en) 2009-01-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2007101294110A Pending CN101346023A (en) 2007-07-10 2007-07-10 Illuminating apparatus

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105432153A (en) * 2013-08-15 2016-03-23 皇家飞利浦有限公司 Sensing within a region
CN107422593A (en) * 2016-05-24 2017-12-01 仁宝电脑工业股份有限公司 The control method of Intelligent lightening device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105432153A (en) * 2013-08-15 2016-03-23 皇家飞利浦有限公司 Sensing within a region
CN105432153B (en) * 2013-08-15 2018-07-27 飞利浦灯具控股公司 Controller, lighting system and computer-readable medium
CN107422593A (en) * 2016-05-24 2017-12-01 仁宝电脑工业股份有限公司 The control method of Intelligent lightening device
CN107422593B (en) * 2016-05-24 2020-06-30 仁宝电脑工业股份有限公司 Control method of intelligent lighting device

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Open date: 20090114