CN104467786A - Switch - Google Patents
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- CN104467786A CN104467786A CN201410104133.3A CN201410104133A CN104467786A CN 104467786 A CN104467786 A CN 104467786A CN 201410104133 A CN201410104133 A CN 201410104133A CN 104467786 A CN104467786 A CN 104467786A
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- China
- Prior art keywords
- handset
- control part
- machine tool
- order wire
- switch
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The present invention provides a switch, which can improve the linkage between the base unit and the handset. The switch includes a base unit, said base having: a human detection sensor for detecting the presence of a body; a timer unit used to perform timing. A control unit, when the human sensor detects the presence of a body, the timer starts counting unit and lighting equipment lit until the timer unit until the termination of the timing, the control unit based on a signal from a slave device input causes the timer portion starts counting at the counting process of the timer unit to the slave output signal to the slave power supply.
Description
Technical field
Embodiments of the present invention relate to switch.
Background technology
As the switch controlling indoor lamp, ventilation fan etc., wherein there is the switch of the human body sensor of the existence of a kind of built-in detection people.This switch, when human body sensor detects existing of people, lights indoor lamp, or the ventilation flabellum of ventilation fan is run.
In such switch, also there is the switch of the form being split up into machine tool and handset.The built-in human body sensor of handset, and exported and deliver to machine tool.The output of machine tool according to built-in human body sensor and the signal from handset, carry out the switch control rule thrown light on.To this, such as to take a breath the operation of flabellum if handset also can control some loads, then convenience can be higher.For the illumination of toilet, the output of machine tool recipient body induction sensor, lights illumination.Handset then makes ventilation flabellum rotate to take a breath.
But, in machine tool in the past and handset, only carry out signal transmission from handset to machine tool, and signal transmission cannot be carried out from machine tool to handset.So, both linkages need improve.Such as, be difficult to carry out turning off the light in handset and machine tool control to link and make the action of ventilation flabellum postpone to stop.This is because the Lighting control state of machine tool can not be held in handset side.
Patent documentation 1:JP speciallys permit No. 3950176 publication
Summary of the invention
The present invention wants the problem solved to be to provide the switch of the linkage improving machine tool and handset.
Switch in embodiments of the present invention possesses machine tool, described machine tool has: the human body sensor of the existence of human body, perform timing timer portion and make when described human body sensor detects existing of human body described timer portion start timing and lighting apparatus lighted until described timer portion stops the control part of timing, described control part also makes described timer portion start timing according to the signal input from handset, output signal to described handset in the timing course in described timer portion, to described handset supply power.
The switch of the linkage that improve machine tool and handset can be provided according to the embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the block diagram of the switch in the 1st execution mode.
Fig. 2 is the circuit diagram of exemplary communication line power supply unit 11, order wire control part 12.
Fig. 3 is the block diagram of the switch in the 2nd execution mode.
Fig. 4 is the circuit diagram in exemplary communication line traffic control portion 28.
Fig. 5 is the block diagram of the switch in the 3rd execution mode.
Fig. 6 is the block diagram of the switch in the 4th execution mode.
Fig. 7 is the block diagram of the switch in the 4th execution mode.
In figure: 1: machine tool, 2: AC power, 3: lighting apparatus, 4: power supply unit, 5:AC switch, 5a: relay tip portion, 5b: relay coil portion, 6:AC switching controlling part, 7: human body sensor, 8: control part, 9: timer portion, 10: illuminance transducer, 11: order wire power supply unit, 12: order wire control part, 13: order wire, 14: rectifier, 15: power circuit, 16: diode, 17: transistor, 18: resistance, 19: resistance, 20:12V supply lines, 21: high potential signal terminal, 22: low-potential signal terminal, 23: common line, 24: comparator, 25: handset, 26:AC switching controlling part, 27: control part, 28: order wire control part, 29: ventilation flabellum, 30: resistance, 31: resistance, 32: comparator, 33: voltage stabilizing didoe, 34: transistor, 35: switch, 36: switch, 37: handset, 38: control part, 39: order wire control part.
Embodiment
Hereinafter, with reference to the accompanying drawings of execution mode.In the following description, same Reference numeral is marked to same component, suitably omit the part illustrated.
(the 1st execution mode)
Fig. 1 is the block diagram of the switch in the 1st execution mode.
Switch possesses machine tool 1.Machine tool 1 possesses: power supply unit 4, AC switch 5, AC switching controlling part 6, human body sensor 7, control part 8, illuminance transducer 10, order wire power supply unit 11 and order wire control part 12.Machine tool 1, based on the alternating voltage from AC power 2, makes self action, and carries out switch control rule to the lighting apparatus 3 as load.AC power 2 is such as source power supplies.Lighting apparatus 3 has such as LED(Light Emitting Diode) etc. lighting source.
The alternating voltage supplied from AC power 2 is converted to machine tool 1 and runs required direct voltage and power by power supply unit 4.AC switch 5 is connected between AC power 2 and the lighting apparatus 3 as load, and carries out switch to load.AC switching controlling part 6 controls and drives AC switch 5.Human body sensor 7, when the existing of people being detected, sends detection signal (below also referred to as signal).Illuminance transducer 10 sends the signal corresponding to the brightness of surrounding.Order wire control part 12 pairs of order wires 13 carry out the input and output of signal.Order wire, is powered to the handset be connected with order wire by order wire supply power with power supply unit 11.Control part 8 has timer portion 9.
The action of control part 8 is below described.
Control part 8 processes the signal from human body sensor 7, illuminance transducer 10 and controls AC switching controlling part 6 and order wire control part 12.The timer portion 9 being built in control part 8 starts timing according to the input of initializing signal, timing predetermined time.After timing, standby to initialization next time.In addition, timer portion 9 is set to and can reinitializes.Even if in timing course, if receive initializing signal, then carry out initialization, from this moment timing predetermined time.
Control part 8 exports initializing signal when there being the signal input from human body sensor at every turn to timer portion 9.In the timing course in timer portion 9, output signal to AC switching controlling part 6, lighting apparatus 3 is lighted.Meanwhile, also output signal to order wire control part 12.Via order wire 13, to handset notice timer portion 9 in timing course, namely light lighting apparatus.Control part 8, when receiving signal via order wire 13 and order wire control part 12 from handset, also carries out initialization to timer portion 9 and lights lighting apparatus 3.
In addition, in the embodiment of figure 1, illuminance transducer 10 is also built-in with.Control part 8 is according to the brightness around the input of illuminance transducer 10.When being around predetermined brightness, also control as follows: the signal cut off from human body sensor 7 and handset inputs with unnecessary the lighting preventing lighting apparatus 3.As control part 8, the microcomputer being such as built-in with timer can be used.
Next, the action of order wire control part 12 is described.
Realize sending the signal of the handset be connected with order wire 13 by the supply power voltage changing order wire.Such as, in normal state, order wire 13 is provided to the electricity of 12V, the electricity of 10V is provided when signal sends.The input of change realization from the signal of handset of the electric current of order wire 13 is flow through by detection.Such as, when handset sends signal to machine tool, order wire 13 short time short circuit.By reading the change of the electric current now flow through, the signal detected from handset inputs.
Next, with reference to Fig. 2, order wire power supply unit 11, order wire control part 12 are described.
Fig. 2 is the circuit diagram of exemplary communication line power supply unit 11, order wire control part 12.
In fig. 2, except order wire power supply unit 11, order wire control part 12, a part for power supply unit 4, AC switch 5, AC switching controlling part 6, control part 8 is also shown.
Power supply unit 4 comprises rectifier 14 and power circuit 15.Rectifier 14 is the bridge rectifiers formed by such as silicon diode.Power circuit 15 is the circuit with the function direct voltage inputted from rectifier 14 being converted to predetermined voltage, such as, comprise the circuit of series controller.The concrete example being converted to 12V shown in Figure 2, power circuit 15 exports to 12V supply lines 20 and common line 23.
Order wire 13 comprises two holding wires, is connected with high potential signal terminal 21, low-potential signal terminal 22.
Order wire power supply unit 11 comprises 12V supply lines 20 and resistance 18.
AC switch 5 is exemplified with the relay be made up of relay tip portion 5a, relay coil portion 5b.AC switching controlling part 6 comprises the transistor 17 driving relay coil portion 5b and the diode 16 transistor 17 being carried out to overvoltage protection.Order wire control part 12 comprises resistance 19, comparator 24, transistor 17 as a part for AC switching controlling part 6.
Relay tip portion 5a is connected in series with the lighting apparatus 3 as load.This series circuit is connected in parallel relative to AC power 2.Resistance 18 is connected between 12V supply lines 20 and high potential signal terminal 21.Resistance 19 is connected between common line 23 and low-potential signal terminal 22.The negative electrode of diode 16 is connected with high potential signal terminal 21, and the anode of diode 16 is connected with the collector electrode of transistor 17.The emitter of transistor 17 is connected with common line 23, and the base stage of transistor 17 is connected with control part 8.Relay coil portion 5b and diode 16 are connected in parallel.The input of comparator 24 is connected with low-potential signal terminal 22, and the output of comparator 24 is connected with control part 8.
Next, the action of order wire power supply unit 11, order wire control part 12 is described.
(1) when outputing signal to order wire 13
In order to make AC switch 5 conducting, the base stage of the transistor 17 comprised from control part 8 to AC switching controlling part 6 exports Continuity signal.Transistor 17 conducting, electric current flows through the circuit of 12V supply lines 20, relay coil portion 5b, transistor 17, common line 23.So upwelling crosses the amount of the electric current of relay coil 5b when the voltage ratio at resistance 18 two ends is normal, the voltage of supply high potential signal terminal 21 reduces.
(2) time from order wire 13 input signal
When handset makes order wire 13 short circuit etc. cause the electric current flowing through order wire to there occurs change, the voltage at resistance 19 two ends also changes.In comparator 24, detect this change in voltage, input to control part 8.
The signal input and output between order wire 13 are implemented by (1) described above, (2).In the concrete example shown in Fig. 2, utilize the drive current of AC switch 5, change the voltage of powering to order wire.Compared with when the component of the voltage changing order wire is set separately, can reducing portion number of packages, reduce power consumption.
In addition, present embodiment is not limited thereto, and voltage stabilizing didoe also can be used to replace resistance 18.In addition, AC switch can be three terminal bidirectional switch, and AC switching controlling part can be the combination of diac, optical coupler and the peripheral circuit thereof be connected on the gate terminal of three terminal bidirectional switch.In this case, the drive current of optical coupler is replaced into the drive current of AC switch 5 described in fig. 2.
Next, the effect of the 1st execution mode is described.
According to the present embodiment, realize exporting to the signal of order wire 13 by the voltage changed order wire 13 is powered, flow through the signal of curent change input from order wire of order wire 13 by detection.Thereby, it is possible to realize two-way handshaking by order wire 13.So, be improved the effect of the linkage of machine tool and the handset be connected with order wire 13.In the 1st execution mode, be also used for the drive current of AC switch 5 changing the voltage of supply order wire 13, thus can reducing portion number of packages, obtain the effect that can reduce power consumption.
(the 2nd execution mode)
Fig. 3 is the block diagram of the switch in the 2nd execution mode.
The switch of present embodiment possesses handset 25.Handset 25 possesses: power supply unit 4, AC switch 5, AC switching controlling part 26, human body sensor 7, control part 27, illuminance transducer 10, order wire control part 28.Handset 25 makes self action by the alternating voltage from AC power 2, and carries out switch control rule to the ventilation flabellum 29 of the ventilation fan as load.
AC switching controlling part 26 controls and drives AC switch 5.Order wire control part 28 pairs of order wires 13 carry out the input and output of signal.Control part 27 has timer portion 9.In addition, identical with the block diagram of Fig. 1.
The following describes the action of control part 27.
Control part 27 realizes the control of process from the signal of human body sensor 7, illuminance transducer 10 and AC switching controlling part 6 and order wire control part 12.
When control part 27 receives the signal from human body sensor 7 or illuminance transducer 10, output signal to order wire 13 via order wire control part 28.Now, timer portion 9 whether initialization is not specified.On the other hand, via order wire control part 28 from order wire 13 input signal time, initialization is carried out to timer portion 9.During the signal from order wire 13 inputs continuously, timer portion 9 continues to be initialised.And when the signal input from order wire 13 stops, timer portion 9 starts timing.By this action, can being extinguished after lighting apparatus 3 by machine tool, make the ventilation flabellum 29 as the load of handset 25 continue to rotate predetermined during.In addition, can be set to identical with the control part 8 of Fig. 1.
The action of order wire control part 28 is below described.
Realize sending the signal of order wire 13 by making predetermined current direction order wire 13.Because order wire 13 is also to handset supply power, so need this electric current flushing time to be set to the short time.Realize inputting from the signal of order wire 13 by the voltage detecting order wire 13.
Next, with reference to Fig. 4, order wire control part 28 is described.
Fig. 4 is the circuit diagram in exemplary communication line traffic control portion 28.In Fig. 4, except order wire control part 28 also show a part for control part 27.
Order wire control part 28 comprises: resistance 30,31, comparator 32, voltage stabilizing didoe 33, transistor 34.The resistance 30,31 be connected in series is connected between high potential signal terminal 21 and low-potential signal terminal 22, and the input of comparator 32 is connected with the tie point of resistance 30 and resistance 31.The negative electrode of voltage stabilizing didoe 33 is connected with high potential signal terminal 21, and the anode of voltage stabilizing didoe 33 is connected with the collector electrode of transistor 34.The emitter of transistor 34 is connected with low-potential signal terminal 22.
Next, the action of order wire control part 28 is described.
(3) when outputing signal to order wire 13
Base stage from from control part 27 to transistor 34 exports Continuity signal in short time.Transistor 34 conducting, electric current flows through the circuit of high potential signal terminal 21, voltage stabilizing didoe 33, transistor 34, low-potential signal terminal 22.So electric current flows through order wire 13.
(4) when from order wire input signal
When the voltage of order wire 13 there occurs change, also can be changed by the voltage of resistance 30,31 dividing potential drop.Comparator 32 detects this change, and inputs to control part 27.
Implemented by (3) described above, (4) and the input and output of signal between order wire 13.Voltage stabilizing didoe 33 restriction flows to the electric current of order wire 13.
In addition, present embodiment is not limited thereto, and resistance also can be used to replace voltage stabilizing didoe 33.
In addition, in the handset 25 of Fig. 3, when obtaining the power supply of the action for making human body sensor 7, illuminance transducer 10, control part 27, order wire control part 28 from order wire 13, can be general with low-potential signal terminal 22 at the front common point to the order wire control part 28 that Fig. 4 illustrated.Now, shielding is needed to the signal transmission of AC switching controlling part.On the other hand, when the power supply unit 4 had from handset 25 obtains the power supply of the action for making human body sensor 7, illuminance transducer 10, control part 27, order wire control part 28, the signal transmission between the order wire control part 28 described in the diagram and control part 27 needs shielding.
Next, the effect of the 2nd execution mode is described.
According to the present embodiment, realizing by making the predetermined electric current short time flow through order wire 13 exporting to the signal of order wire 13, being realized the input of the signal from order wire 13 by the change in voltage of detection order wire 13.Thereby, it is possible to realize two-way handshaking via order wire 13.So, the effect of the linkage of can the be improved machine tool that is connected with order wire 13 and handset.
(the 3rd execution mode)
Fig. 5 is the block diagram of the switch in the 3rd execution mode.
Switch 35 possesses machine tool 1 and handset 25.Machine tool 1 is connected by the order wire 13 shared with handset 25.On machine tool 1, be connected with the lighting apparatus 3 as load.In handset 25, be connected with the ventilation flabellum 29 as load.Machine tool 1 is connected with AC power 2 respectively with handset 25.
The action of switch 35 is described.
When machine tool 1 detects the existence of people and outputs signal from human body sensor, machine tool 1 makes lighting apparatus 3 light, and outputs signal to order wire 13.So the voltage of order wire 13 reduces.Handset 25 detects this phenomenon, and ventilation flabellum 29 is rotated.After the scheduled time through setting the timer portion 9 of machine tool 1, machine tool 1 makes lighting apparatus 3 turn off the light, and stops exporting the signal of order wire 13.So the voltage resume of order wire 13 is common voltage.Handset 25 detects this phenomenon, after the scheduled time through setting the timer portion 9 of handset 25, stops ventilation flabellum 29.
On the other hand, when handset 25 detects the existence of people and outputs signal from human body sensor, handset 25 outputs signal to order wire 13.So there is the change of short time in the electric current flowing through order wire 13.Machine tool 1 detects this phenomenon, lighting apparatus 3 is lighted, and outputs signal to order wire 13.Action after this is identical with above-mentioned action.
Next, the effect of the 3rd execution mode is described.
By using machine tool 1 as machine tool, handset 25 is used as handset, two-way handshaking can be carried out via order wire 13, the effect of the linkage of be improved these machine tools and handset.
(the 4th execution mode)
Fig. 6 is the block diagram of the switch in the 4th execution mode.
Switch 36 possesses machine tool 1, handset 25, handset 37.Machine tool 1, handset 25, handset 37 are connected by the order wire 13 shared.On machine tool 1, be connected with the lighting apparatus 3 as load.In handset 25, be connected with the ventilation flabellum 29 as load.Machine tool 1 is connected with AC power 2 respectively with handset 25.Handset 37 only has the handset via order wire 13, the detection of human body sensor being exported the function sent to machine tool.
With reference to Fig. 7, handset 37 is described.
Fig. 7 is the block diagram of the switch in the 4th execution mode.
Handset 37 has: human body sensor 7, control part 38, order wire control part 39.Order wire control part 39 pairs of order wires 13 only carry out signal output.Control part 38 receives the signal from human body sensor 7, outputs signal to order wire 13 via order wire control part 39.
Order wire control part 39 can with the removing resistance 30 shown in Fig. 4,31, structure in order wire control part 28 outside comparator 32 is identical.
The action based on the electric power supplied from order wire 13 of human body sensor 7, control part 38, order wire control part 39.
Next, the action of switch 36 is described.
When handset 37 detects the existence of people and outputs signal from human body sensor, handset 37 outputs signal to order wire 13.So there is the change of short time in the electric current flowing through order wire 13.Machine tool 1 detects this phenomenon, lighting apparatus 3 is lighted, and outputs signal to order wire 13.So the voltage of order wire 13 reduces.Handset 25 detects this phenomenon, and ventilation flabellum 29 is rotated.After the scheduled time through setting the timer portion 9 of machine tool 1, machine tool 1 makes lighting apparatus 3 turn off the light, and stops the signal to order wire 13 to export.So the voltage of order wire 13 gets back to common voltage.Handset 25 detects this phenomenon, and after the scheduled time through setting the timer portion 9 of handset 25, stops ventilation flabellum 29.
In addition, handset 37, according to the output of built-in illuminance transducer 10, outputs signal order wire 13.Machine tool 1 receives this signal and controls the illuminating state of lighting apparatus 3.Such as, during dark, lighting apparatus 3 is lighted brightly around, when becoming clear around, the illumination of lighting apparatus 3 is reduced.Action is in addition identical with the 3rd execution mode.
Next, the effect of the 4th execution mode is described.
By using machine tool 1 as machine tool, handset 25,37 is used as handset, two-way handshaking can be carried out via order wire 13, the effect of the linkage of can be improved these machine tools and handset.
Above, with reference to concrete example, embodiments of the present invention are described.
But embodiments of the present invention are not limited to these concrete examples.That is, the suitable design alteration that applies according to these concrete examples of those skilled in the art, as long as possess the feature of execution mode, is all contained in the scope of execution mode.Illustrated in each key element that described each concrete example possesses and its configuration, material, condition, shape, size etc. should not be defined in, appropriate change can be carried out.
In addition, each key element that described each execution mode possesses, as long as technically likely, can make them combine, as long as and their combination comprises the feature of execution mode, be all contained in the scope of execution mode.In addition, in essential scope of the present invention, those skilled in the art can expect various modification and modification, and these modifications and modification also belong to scope of the present invention.
Be explained above several execution mode of the present invention, but these execution modes provide as an example, and do not mean that scope of invention is limited.These new execution modes can be implemented in other various mode, in the scope of main idea not departing from invention, can carry out various omission, displacement, change.These execution modes and distortion thereof are all contained in scope of invention and main idea, and in the invention be contained in described in claim and equivalency range thereof.
Claims (8)
1. a switch, it possesses machine tool, wherein,
Described machine tool has:
The human body sensor of the existence of human body;
Perform the timer portion of timing; And
Control part, if described human body sensor detects the existence of human body, then makes described timer portion start timing, and lighting apparatus is lighted, until described timer portion stops timing,
Described control part also makes described timer portion start timing according to the signal input from handset, in the timing course in described timer portion, outputs signal to described handset, to described handset supply power.
2. switch according to claim 1, wherein,
Described control part, by changing the supply voltage supplied to described handset, outputs signal to described handset.
3. switch according to claim 2, wherein,
The change of the supply voltage that described control part supplies to described handset controls to provide electric current and the voltage drop that causes to lighting of described lighting apparatus.
4. according to the switch in claims 1 to 3 described in any one, wherein,
Described machine tool also has the illuminance transducer detecting illumination,
Described control part changes the illuminating state of described lighting apparatus according to the signal from described illuminance transducer.
5. a switch, it possesses handset, wherein,
Described handset possesses:
The human body sensor of the existence of human body;
Timer portion; And
Control part, controls described timer portion, provides electric power until described timer portion stops timing to load,
Described control part makes described timer portion start timing by the signal input from machine tool, outputs signal to described machine tool when described human body sensor detects existing of human body.
6. switch according to claim 5, wherein,
The signal that described control part inputs from described machine tool according to the change of the supply voltage supplied from described machine tool.
7. the switch according to claim 5 or 6, wherein,
Described handset also has the illuminance transducer detecting illumination,
Described control part outputs signal to described machine tool according to the signal from described illuminance transducer.
8. a switch, possesses:
Machine tool in Claims 1 to 4 described in any one, and
Handset in claim 5 ~ 7 described in any one.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-198985 | 2013-09-25 | ||
| JP2013198985A JP2015065080A (en) | 2013-09-25 | 2013-09-25 | Switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104467786A true CN104467786A (en) | 2015-03-25 |
Family
ID=52832800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410104133.3A Pending CN104467786A (en) | 2013-09-25 | 2014-03-19 | Switch |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2015065080A (en) |
| CN (1) | CN104467786A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108156694A (en) * | 2017-11-14 | 2018-06-12 | 上海镭芯微电子有限公司 | A kind of intelligent illuminating system |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3154317A1 (en) * | 2015-10-08 | 2017-04-12 | ESYLUX GmbH | Master slave light system |
| KR101733469B1 (en) * | 2015-10-21 | 2017-05-25 | 주식회사 보탬 | Smart switch system |
-
2013
- 2013-09-25 JP JP2013198985A patent/JP2015065080A/en active Pending
-
2014
- 2014-03-19 CN CN201410104133.3A patent/CN104467786A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108156694A (en) * | 2017-11-14 | 2018-06-12 | 上海镭芯微电子有限公司 | A kind of intelligent illuminating system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015065080A (en) | 2015-04-09 |
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Application publication date: 20150325 |