CN203733294U - Remote control circuit and remote controller - Google Patents
Remote control circuit and remote controller Download PDFInfo
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- CN203733294U CN203733294U CN201320865624.0U CN201320865624U CN203733294U CN 203733294 U CN203733294 U CN 203733294U CN 201320865624 U CN201320865624 U CN 201320865624U CN 203733294 U CN203733294 U CN 203733294U
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- inductor
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Abstract
The utility model discloses a remote control circuit and a remote controller provided with the infrared remote control circuit. The remote control circuit comprises an inductor, a control module and an infrared transmitting module, wherein the output terminal of the inductor is connected with the signal input terminal of the control module, the remote control signal output terminal of the control module is connected with the control terminal of the infrared transmitting module; the inductor outputs a high/low level signal to the signal input terminal of the control module when an obstruction with an infrared reflecting function exists/does not exist within a preset distance above the inductor; the control module outputs a corresponding remote control signal according to the high/low level signal to the infrared transmitting module, so that the infrared transmitting module can transmit an infrared remote control signal. By adopting the remote control circuit, difficulty and cost of circuit design are reduced.
Description
Technical field
The utility model relates to technical field of electronic products, particularly a kind of remote control circuit and telepilot.
Background technology
The equal more complicated of gesture control program generally using in industry at present, conventionally on hardware, need to arrange the first-class image acquisition equipment of shooting, obtain the current gesture information of user by image acquisition equipment, and then by the instruction corresponding to the current gesture of Algorithm Analysis user of automated image analysis on software.The shortcoming of existing gesture control circuit is that circuit design difficulty is higher, and cost is higher.
Utility model content
Fundamental purpose of the present utility model is to provide a kind of remote control circuit, is intended to reduce difficulty and the cost of circuit design.
To achieve these goals, the utility model provides a kind of remote control circuit, described remote control circuit comprises inductor, control module and infrared transmission module, the output terminal of wherein said inductor is connected with the signal input part of described control module, and the remote signal output terminal of described control module is connected with the control end of described infrared transmission module; Described inductor is according to whether having the shelter with infrared external reflection function within the scope of its top preset distance, and described inductor output low and high level signal is to the signal input part of described control module; Control module is exported corresponding remote signal to described infrared transmission module according to described low and high level signal, sends infrared remote-controlled signal for described infrared transmission module.
Preferably, described inductor comprises the first inductor and the second inductor, and the output terminal of described the first inductor is connected with a signal input part of described control module, and the output terminal of described the second inductor is connected with another signal input part of described control module.
Preferably, between described the first inductor and the second inductor, be provided with gap.
Preferably, described infrared transmission module comprises infrared-emitting diode, the first resistance, the second resistance and electronic switch, the anode of wherein said infrared-emitting diode is connected with the positive input terminal of preset power supply, and negative electrode is connected with described electronic switch by the first resistance; The input end of described electronic switch is connected with described the first resistance, output terminal is connected with earth terminal, control end is connected with described remote signal output terminal by the second resistance, and described electronic switch is according to the level state control infrared-emitting diode transmitting remote signal of described remote signal output terminal.
Preferably, described electronic switch is triode, and described triode is NPN triode, and its emitter is connected with earth terminal, and base stage is connected with described remote signal output terminal by the second resistance, and collector is connected with described the first resistance.
Preferably, described infrared transmission module also comprises the first electric capacity, one end of described the first electric capacity and the anodic bonding of described infrared-emitting diode, and the other end is connected with described earth terminal.
The utility model also provides a kind of telepilot, described telepilot comprises remote control circuit, described remote control circuit comprises inductor, control module and infrared transmission module, the output terminal of wherein said inductor is connected with the signal input part of described control module, and the remote signal output terminal of described control module is connected with the control end of described infrared transmission module; Described inductor is according to whether having the shelter with infrared external reflection function within the scope of its top preset distance, and described inductor output low and high level signal is to the signal input part of described control module; Control module is exported corresponding remote signal to described infrared transmission module according to described low and high level signal, sends infrared remote-controlled signal for described infrared transmission module.
The utility model is by arranging inductor induction user's gesture, and export corresponding low and high level signal to control module according to user's gesture, the corresponding distant control function of low and high level signal analysis of being exported according to inductor by control module, and export remote signal corresponding this distant control function to infrared transmission module, export this remote signal to corresponding equipment, to realize straighforward operation by infrared transmission module.Owing to detecting within the scope of its top preset distance whether have shelter by inductor, thereby output low and high level signal is to the signal input part of described control module, with the detection of completing user gesture, therefore detection scheme is simple, the difficulty and the cost that have reduced circuit design, be conducive to the realization of gesture control program.
Brief description of the drawings
Fig. 1 is the electrical block diagram of the utility model remote control circuit preferred embodiment.
Realization, functional characteristics and the advantage of the utility model object, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of remote control circuit.
With reference to Fig. 1, Fig. 1 is the electrical block diagram of the utility model remote control circuit preferred embodiment.The remote control circuit that the present embodiment provides comprises inductor 10, control module 20 and infrared transmission module 30, the output terminal (OUTPUT) of wherein said inductor 10 is connected with the signal input part of described control module 20, and the remote signal output terminal (P3) of described control module 20 is connected with the control end of described infrared transmission module 30; Whether described inductor 10 is according to there is the shelter with infrared external reflection function within the scope of its top preset distance, and described inductor 10 is exported the signal input part of low and high level signal to described control module 20; Control module 20 is exported corresponding remote signal to described infrared transmission module 30 according to described low and high level signal, sends infrared remote-controlled signal for described infrared transmission module 30.
In the present embodiment, above-mentioned inductor 10 is Proximity Sensor, for example, be that infrared induction is first-class.Above-mentioned control module 20 is for exporting the control chip of corresponding remote signal for detecting user's gesture situation according to inductor 10, for example this control module 20 can be a single-chip microcomputer.Above-mentioned infrared transmission module 30 carries out the infrared transmitting circuit of infrared output for the remote signal that control module 20 is exported.
When work, in the time that user does not extend hand within the scope of the top preset distance of described inductor 10, the input end of described inductor 10 is by output low level, and within the scope of user extends hand described inductor 10 top preset distance time, the input end of inductor 10 will be exported high level.
Particularly, the quantity of above-mentioned inductor 10 can arrange according to actual needs, in the present embodiment, preferably, two inductors can be set.Make detailed description with two inductors 10 below.
Based on above-described embodiment, in the present embodiment, above-mentioned inductor 10 comprises the first inductor 101 and the second inductor 102, the output terminal of described the first inductor 101 is connected with a signal input part (P1) of described control module 20, and the output terminal of described the second inductor 102 is connected with another signal input part (P2) of described control module 20.
In the present embodiment, can export combination that the state of low and high level and time forms and realize by the first inductor 101 and the second inductor 102 input of telecommand.It should be noted that in above-mentioned control module 20, presetting the first inductor 101 and the second inductor 102 exports all combinations that the state of low and high level and time form, and the corresponding remote signal that realizes corresponding distant control function that is provided with of each combination.In the time that user carries out corresponding gesture operation by hand, analyze distant control function corresponding to this gesture by control module 20, and export remote signal corresponding this distant control function to infrared transmission module 30.
Particularly, below, distant control function and the level variable condition of corresponding gesture operation mode and the first inductor 101 and the second inductor 102 are made to detailed description.Distant control function 1: the short stay above the first inductor 101 of user's hand, the output terminal of the first inductor 101 will be exported of short duration high level, and the output terminal of the second inductor 102 will maintain low level.Distant control function 2: the short stay above the second inductor 102 of user's hand, the output terminal of the first inductor 101 will maintain low level, and the output terminal of the second inductor 102 will be exported of short duration high level.Distant control function 3: the short stay above the first inductor 101 and the second inductor 102 simultaneously of user's hand, the output terminal of the first inductor 101 will be exported of short duration high level, and the output terminal of the second inductor 102 will be exported of short duration high level.Distant control function 4: user's hand long period above the first inductor 101 stops, and the output terminal of the first inductor 101 will be exported long period high level, and the output terminal of the second inductor 102 will maintain low level.Distant control function 5: user's hand long period above the second inductor 102 stops, and the output terminal of the first inductor 101 will maintain low level, and the output terminal of the second inductor 102 will be exported long period high level.Distant control function 6: the long period stop above the first inductor 101 and the second inductor 102 simultaneously of user's hand, the output terminal of the first inductor 101 will be exported long period high level, and the output terminal of the second inductor 102 will be exported long period high level.Distant control function 7: user's hand streaks from the first inductor 101 top to the second inductor 102 tops, and the output terminal of the first inductor 101 first has of short duration high level, has of short duration high level after the output terminal of the second inductor 102.Distant control function 8: user's hand streaks from the second inductor 102 top to the first inductor 101 tops, and the output terminal of the second inductor 102 first has of short duration high level, has of short duration high level after the output terminal of the first inductor 101.
It should be noted that the induction region in order to ensure the first inductor 101 and the second inductor 102 does not overlap, preferably, between above-mentioned the first inductor 101 and the second inductor 102, be provided with gap.Particularly, the first inductor 101 and the second inductor 102 can be located at respectively to the two ends of telepilot.
The utility model is responded to user's gesture by inductor 10 is set, and export corresponding low and high level signal to control module 20 according to user's gesture, the corresponding distant control function of low and high level signal analysis of being exported according to inductor 10 by control module 20, and export remote signal corresponding this distant control function to infrared transmission module 30, export this remote signal to corresponding equipment, to realize straighforward operation by infrared transmission module 30.Owing to detecting within the scope of its top preset distance whether have shelter by inductor 10, thereby output low and high level signal is to the signal input part of described control module, with the detection of completing user gesture, therefore detection scheme is simple, the difficulty and the cost that have reduced circuit design, be conducive to the realization of gesture control program.
Particularly, based on above-described embodiment, in the present embodiment, above-mentioned infrared transmission module 30 comprises infrared-emitting diode D1, the first resistance R 1, the second resistance R 2 and electronic switch Q1, the anode of wherein said infrared-emitting diode D1 is connected with the positive input terminal of preset power supply VCC, and negative electrode is connected with described electronic switch Q1 by the first resistance R 1; The input end of described electronic switch Q1 is connected with described the first electric R1 resistance, output terminal is connected with earth terminal, control end is connected with described remote signal output terminal by the second resistance R 2, and described electronic switch Q1 is according to the level state control infrared-emitting diode D1 transmitting remote signal of described remote signal output terminal.
It should be noted that above-mentioned electronic switch Q1 is triode, described triode is NPN triode, and its emitter is connected with earth terminal, and base stage is connected with described remote signal output terminal by the second resistance R 2, and collector is connected with described the first resistance R 1.
Further, above-mentioned infrared transmission module 30 also comprises the first capacitor C 1, the anodic bonding of one end of described the first capacitor C 1 and described infrared-emitting diode D1, and the other end is connected with described earth terminal.
Particularly, in the time that above-mentioned control module 20 is single-chip microcomputer, the GPIO mouth that above-mentioned signal input part (P1) and signal input part (P2) are single-chip microcomputer, the clock bus pin (SCL) of above-mentioned single-chip microcomputer is connected with the clock bus pin of described the first inductor 101 and the clock bus pin of the second inductor 102 respectively, and is connected with preset power supply VCC by one the 3rd resistance R 3; The data bus pins (SDA) of above-mentioned single-chip microcomputer is connected with the data bus pins of described the first inductor 101 and the data bus pins of the second inductor 102 respectively, and is connected with preset power supply VCC by one the 4th resistance R 4; Thereby realize the initialization to the first inductor 101 and the second inductor 102.Between the signal input part (P1) of described control module 20 and the output terminal of the first inductor 101, be also in series with one the 5th resistance R 5, and signal input part (P1) is connected with earth terminal by one second capacitor C 2; Between the signal input part (P2) of described control module 20 and the output terminal of the second inductor 102, be also in series with one the 6th resistance R 6, and signal input part (P2) is connected with earth terminal by one the 3rd capacitor C 3.In addition in order to improve the stability that inductor 10 works, one the 4th capacitor C 4 also can be set between the power end of the first inductor 101 and earth terminal, between the power end of the second inductor 102 and earth terminal, one the 5th capacitor C 5 be set.
The utility model also provides a kind of telepilot, and this telepilot comprises remote control circuit, and the structure of this remote control circuit can, with reference to above-described embodiment, not repeat them here.Naturally, because the telepilot of the present embodiment has adopted the technical scheme of above-mentioned remote control circuit, therefore this telepilot has all beneficial effects of above-mentioned remote control circuit.
These are only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model instructions and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (7)
1. a remote control circuit, it is characterized in that, comprise inductor, control module and infrared transmission module, the output terminal of wherein said inductor is connected with the signal input part of described control module, and the remote signal output terminal of described control module is connected with the control end of described infrared transmission module; Described inductor is according to whether having the shelter with infrared external reflection function within the scope of its top preset distance, and described inductor output low and high level signal is to the signal input part of described control module; Control module is exported corresponding remote signal to described infrared transmission module according to described low and high level signal, sends infrared remote-controlled signal for described infrared transmission module.
2. remote control circuit as claimed in claim 1, it is characterized in that, described inductor comprises the first inductor and the second inductor, the output terminal of described the first inductor is connected with a signal input part of described control module, and the output terminal of described the second inductor is connected with another signal input part of described control module.
3. remote control circuit as claimed in claim 2, is characterized in that, between described the first inductor and the second inductor, is provided with gap.
4. remote control circuit as claimed in claim 1, it is characterized in that, described infrared transmission module comprises infrared-emitting diode, the first resistance, the second resistance and electronic switch, the anode of wherein said infrared-emitting diode is connected with the positive input terminal of preset power supply, and negative electrode is connected with described electronic switch by the first resistance; The input end of described electronic switch is connected with described the first resistance, output terminal is connected with earth terminal, control end is connected with described remote signal output terminal by the second resistance, and described electronic switch is according to the level state control infrared-emitting diode transmitting remote signal of described remote signal output terminal.
5. remote control circuit as claimed in claim 4, is characterized in that, described electronic switch is triode, described triode is NPN triode, its emitter is connected with earth terminal, and base stage is connected with described remote signal output terminal by the second resistance, and collector is connected with described the first resistance.
6. remote control circuit as claimed in claim 4, is characterized in that, described infrared transmission module also comprises the first electric capacity, one end of described the first electric capacity and the anodic bonding of described infrared-emitting diode, and the other end is connected with described earth terminal.
7. a telepilot, is characterized in that, comprises the remote control circuit as described in any one in claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865624.0U CN203733294U (en) | 2013-12-26 | 2013-12-26 | Remote control circuit and remote controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865624.0U CN203733294U (en) | 2013-12-26 | 2013-12-26 | Remote control circuit and remote controller |
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| Publication Number | Publication Date |
|---|---|
| CN203733294U true CN203733294U (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320865624.0U Expired - Fee Related CN203733294U (en) | 2013-12-26 | 2013-12-26 | Remote control circuit and remote controller |
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| CN (1) | CN203733294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104504891A (en) * | 2014-12-15 | 2015-04-08 | 广东美的制冷设备有限公司 | Remote control circuit and remote control |
-
2013
- 2013-12-26 CN CN201320865624.0U patent/CN203733294U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104504891A (en) * | 2014-12-15 | 2015-04-08 | 广东美的制冷设备有限公司 | Remote control circuit and remote control |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20171226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |