CN202339631U - Transmitting and learning control circuit of remote control, remote control and tablet computer - Google Patents
Transmitting and learning control circuit of remote control, remote control and tablet computer Download PDFInfo
- Publication number
- CN202339631U CN202339631U CN2011203664947U CN201120366494U CN202339631U CN 202339631 U CN202339631 U CN 202339631U CN 2011203664947 U CN2011203664947 U CN 2011203664947U CN 201120366494 U CN201120366494 U CN 201120366494U CN 202339631 U CN202339631 U CN 202339631U
- Authority
- CN
- China
- Prior art keywords
- triode
- infrared
- resistance
- collector
- circuit
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a transmitting and learning control circuit of a remote control, the remote control and a tablet computer, wherein the transmitting and learning control circuit of the remote control comprises an infrared signal conversion circuit, a storage chip, a control instruction receiving circuit and an infrared signal transmitting circuit. The infrared signal conversion circuit receives infrared signals and outputs corresponding high/low level signals according to the infrared signals. The storage chip stores the high/low level signals output by the infrared signal conversion circuit and a plurality of continuous first control instruction signals that the infrared signals correspond to. The control instruction receiving circuit receives second control instructions input by the external, searches the storage chip for the first control instructions identical with the second control instructions and collects the first control instructions and a plurality of high/low level signals corresponding to the first control instructions. The infrared signal transmitting circuit receives the plurality of high/low level signals collected by the control instruction receiving circuit and transmits corresponding infrared signals.
Description
Technical field
The utility model relates to the electric equipment field, relates in particular to a kind of telepilot emission and learning control circuit, telepilot and panel computer.
Background technology
At present, household electrical appliance all are equipped with telepilot mostly, though the use of telepilot can bring a lot of convenience to the user, among the manager employed electric appliance remote controller more for a long time, the depositing and use all and can bring inconvenience of each telepilot to the user.For example, TV remote controller and set-top box remote controller are opened closing television and need be used TV remote controller to operate, and the selection of program then needs set-top box remote controller, and the user need use two telepilots just can watch TV programme.
For solving above-mentioned inconvenience; Recently a kind of multifunctional remote controlller with learning functionality occurs, it has learning functionality, can write down, store a plurality of control of remote controller signals; And then having the function of a plurality of telepilots, alternative a plurality of telepilots are realized the control to a plurality of household electrical appliances.
Be example with the television startup signal learning below, the learning process of the existing multifunctional remote controlller of summary comprises the steps:
1, the infrared signal of TV remote controller emission television startup is to multifunctional remote controlller, and this infrared signal is used the NEC coding;
2, after multi-functional ability telepilot receives infrared signal, judge whether the signal that receives meets the form of the preamble code of NEC, be then to carry out the NEC decoding, otherwise abandon this infrared signal;
3, multifunctional remote controlller carries out related with its control command to usefulness (television boot-strap) decoded digital signal and this NEC coded format and preservation;
When 4, using; The user selects the television boot-strap button on the multifunctional remote controlller, and multifunctional remote controlller is transferred above-mentioned digital signal and NEC coded format, generates infrared control signal and according to the NEC coded format this infrared control signal is encoded; Send to televisor, the control television boot-strap.
Realize above-mentioned steps; Need be in multifunctional remote controlller built-in special-purpose encoding and decoding IC, accomplish the functions such as decoding, analysis, coding of infrared signal, it is multiple that encoding and decoding have; Like NEC sign indicating number, RC5 sign indicating number etc.; A certain encoding and decoding IC is difficult to realize the decoding to the infrared signal of multiple coded format, and its scope of application is narrower, also makes the learning ability of multifunctional remote controlller be restricted.
The utility model content
To the problems referred to above, the utility model provides a kind of and not limited by encoding and decoding, and realizes simple telepilot emission and learning control circuit, telepilot and panel computer.
For achieving the above object, described telepilot emission of the utility model and learning control circuit comprise:
The infrared signal change-over circuit receives infrared signal, according to the corresponding height/low level signal of said infrared signal output;
Storage chip is stored the height/low level signal of said infrared signal change-over circuit output, and pairing first control command signal of continuous a plurality of said infrared signal;
The steering order receiving circuit; Receive second steering order of extraneous input; In said storage chip, find out first steering order identical with said second steering order, and transfer this first steering order and with this first steering order corresponding a plurality of high/low level signal; And,
Infrared signal transmission circuit is launched corresponding infrared signal according to a plurality of high/low level signal that said steering order receiving circuit is transferred.
Further, described infrared change-over circuit comprises: infrared reception triode, first triode and second triode; Wherein,
Said infrared reception triode, its collector is coupled to power supply high level, grounded emitter;
Said first triode, its base stage is coupled to the positive pole of said infrared reception triode, and emitter is coupled to power supply high level, grounded collector;
Said second triode, its base stage is coupled to the collector of said first triode, and collector is coupled to the height/low level signal output terminal of power supply high level and described infrared signal change-over circuit, grounded emitter.
Further, be in series with first resistance between the base stage of the emitter of said infrared reception triode and said first triode;
Be in series with second resistance between the positive pole of said infrared reception triode and the ground;
Be in series with the 3rd resistance between the base stage of the collector of said first triode and said second triode;
Be in series with the 4th resistance between the collector of said second triode and the power supply high level;
Be in series with the 5th resistance between the collector of said first triode and the ground.
Further, be parallel with first electric capacity at the two ends of said the 5th resistance.
Further, said infrared signal transmission circuit comprises: the 3rd triode and infrared-emitting diode; Wherein,
Said the 3rd triode, its base stage are coupled to the height/low level output terminal of said steering order receiving circuit, and collector is coupled to the negative pole of said infrared-emitting diode, grounded emitter;
Said infrared-emitting diode, its positive pole is coupled to the power supply high level, and negative pole is coupled to the collector of said the 3rd triode.
Further, be in series with the 6th resistance between the base stage of the height of said steering order receiving circuit/low level output terminal and said the 3rd triode;
Be in series with the 7th resistance between the collector of said the 3rd triode and the negative pole of said infrared-emitting diode.
Further, be in series with second electric capacity and the 8th resistance between said power supply high level and the ground, said second electric capacity and the 8th resistance are connected in parallel.
Further, be in series with the 3rd electric capacity and the 4th electric capacity between said power supply high level and the ground, said the 3rd electric capacity and the 4th electric capacity are connected in parallel.
For achieving the above object, the described telepilot of the utility model comprises above-mentioned telepilot emission and learning control circuit.
For achieving the above object, the described panel computer of the utility model comprises above-mentioned telepilot emission and learning control circuit.
The beneficial effect of the utility model is:
1, the utility model is set up the study that circuit has promptly been realized distant control function through simple triode, has saved the encoding and decoding IC in the remote control circuit in the prior art, helps structural design and saves cost.
2, the utility model is the infrared signal that receives, and converts height/low level output to and preserves, and height/low level storage can be expressed as 0101 such coding, and does not pay close attention to its coded system.During remote control, convert this 0101 such code to corresponding height/low level again, generate former infrared signal waveform and launch, realize control equipment.So promptly can learn to adopt the infrared signal of various coded systems, not receive the restriction of encoding and decoding IC, have adaptability widely.
3, the utility model is integrated in telepilot emission and learning control circuit in the panel computer (PAD), makes panel computer have the function of telepilot, brings more facility to the user like this.
Description of drawings
Fig. 1 is the circuit theory diagrams of a specific embodiment of said telepilot emission of the utility model and learning control circuit.
Embodiment
Below in conjunction with Figure of description the utility model is done further description.
As shown in Figure 1, described telepilot emission of the utility model and learning control circuit comprise:
Infrared signal change-over circuit 1 receives infrared signal, according to the corresponding height/low level signal RF_IN of said infrared signal output;
The storage chip (not shown) is stored the height/low level signal RF_IN of said infrared signal change-over circuit output, and pairing first control command signal of continuous a plurality of said infrared signal;
Steering order receiving circuit (not shown); Receive second steering order of extraneous input; In said storage chip, find out first steering order identical with said second steering order, and transfer this first steering order and with this first steering order corresponding a plurality of high/low level signal RF_L_OUT; And
Infrared signal transmission circuit 2 is launched corresponding infrared signal according to a plurality of high/low level signal that said steering order receiving circuit is transferred.
Described telepilot emission of the utility model and learning control circuit are integrated among the PAD, are that PAD has the ability that can learn various distant control functions, realize the remote control to various furniture and appliances.
As the utility model embodiment further, the infrared change-over circuit described in the foregoing description, as shown in Figure 1, comprising: infrared reception triode VD4, the first triode V10 and the second triode V14; Wherein,
Said infrared reception triode, its collector is coupled to power supply high level, grounded emitter;
Said first triode, its base stage is coupled to the positive pole of said infrared reception triode, and emitter is coupled to power supply high level, grounded collector;
Said second triode, its base stage is coupled to the collector of said first triode, and collector is coupled to the height/low level signal output terminal of power supply high level and described infrared signal change-over circuit, grounded emitter.
The described infrared change-over circuit principle of work of present embodiment is: when hot outer reception triode VD4 receives infrared light; It is high level that infrared reception triode VD4 conducting makes the base stage of the triode V10 that wins; The collector of first triode V10 output high level makes the collector of the second triode V14 be output as low level, thus the height of infrared signal change-over circuit/low level signal output terminal RF_IN to be transformed to low level by high level be output low level; Otherwise; During no infrared light, not conducting of infrared reception triode VD4, thus the first triode V10 is by being low level; The current collection of the second triode V14 is high level very, so the height of infrared signal change-over circuit/low level signal output terminal RF_IN keeps the constant high level of promptly exporting of high level.The high-low level change information of the height of the said infrared signal change-over circuit of said memory chip stores/low level signal output terminal RF_IN, this high-low level change information is expressed as the ordered series of numbers information that constitutes by 0 and 1 in fact, and promptly the high level correspondence 1, low level corresponding 0.
As shown in Figure 1; Reliable for guaranteeing the infrared change-over circuit working stability described in the foregoing description; Be in series with first resistance R 191 between the positive pole of said infrared reception triode VD4 and the base stage of the said first triode V10; This first resistance R 191 is the base stage current-limiting resistance, and it is excessive and then avoid the damage of triode that the purpose of its setting is that restriction flows into the electric current of the said first triode V10 base stage.Be in series with second resistance R 197 between the positive pole of said infrared reception triode VD4 and the ground, the purpose of these second resistance R, 197 its settings is for the said first triode VD4 direct current biasing WV to be provided.Be in series with the 3rd resistance R 194 between the base stage of the collector of the said first triode V10 and the said second triode V14; The 3rd resistance R 194 also has been the effect of base stage current limliting with first resistance R 191, avoids second triode to be burnt out because of base circuit is excessive.Being in series with the 4th resistance R 195, the four resistance R 195 between the collector of the said second triode V14 and the power supply high level Vcc also is current-limiting resistance, and it mainly is in order to stablize the high level of the said second triode V14 collector terminal.Be in series with the 5th resistance R 196 between the collector of the said first triode V10 and the ground, its effect is similar to said second resistance R 197, for the said second triode V14 provides the direct current biasing WV.
Further, also be parallel with first capacitor C 288 at the two ends of said the 5th resistance R 196, this first capacitor C 288 is a high-frequency filter capacitor.
As the utility model embodiment further again, said infrared signal transmission circuit 2 comprises: the 3rd triode V13 and infrared-emitting diode VD3; Wherein,
Said the 3rd triode V13, its base stage is coupled to the height/low level output terminal RF_L_OUT of said steering order receiving circuit, and collector is coupled to the negative pole of said infrared-emitting diode VD3, grounded emitter;
Said infrared-emitting diode VD3, its positive pole are coupled to power supply high level Vcc, and negative pole is coupled to the collector of said the 3rd triode V13.
The principle of work of infrared signal transmission circuit described in the present embodiment 2 is: said height/and when low level output terminal RF_L_OUT is the power supply high level, the 3rd triode V13 conducting, infrared-emitting diode VD3 sends power supply high level signal (promptly luminous); When this RF_L_OUT was low level, the 3rd triode triode V13 ended, and infrared-emitting diode VD3 sends low level signal (promptly not luminous).
As the foregoing description embodiment further; Reliable for guaranteeing the infrared signal transmission circuit working stability described in the foregoing description, be in series with the 6th resistance R 189 between the base stage of the height of said steering order receiving circuit/low level output terminal RF_L_OUT and said the 3rd triode V13; Be in series with the 7th resistance R 5 between the negative pole of the collector of said the 3rd triode V13 and said infrared-emitting diode VD3.Wherein, said the 6th resistance R 189 is current-limiting resistance with said the 7th resistance R 5.The utility model can make said the 3rd triode V13 be in magnifying state through described the 6th resistance R 189 of configuration and the 7th resistance R 5.
Above-mentioned each embodiment is embodiment further, is in series with second capacitor C 287 and the 8th resistance R V9 between above-mentioned power supply high level Vcc and the ground, and second capacitor C 287 and the 8th resistance R V9 are connected in parallel, and be as shown in Figure 1.Wherein, second capacitor C 287 is a filter capacitor, can guarantee that the level of power supply output is more stablized state no interference signal; Said the 8th resistance R V9 is a voltage dependent resistor (VDR), plays the effect of electrostatic protection, prevents that quick high-pressure from puncturing each diode and/or the triode that is connected said power supply high level Vcc output terminal.Second capacitor C 287 and the 8th resistance R V9 can be arranged on the positive pole of said infrared-emitting diode, play a protective role.
Further, also be in series with the 3rd capacitor C 290 and the 4th capacitor C 289 between described power supply high level Vcc and the ground, said the 3rd capacitor C 290 and the 4th capacitor C 289 are connected in parallel, and be as shown in Figure 1.Wherein, said the 3rd capacitor C 290 and the 4th capacitor C 289 are filter capacitor, can prevent the interference of power end signal.The 3rd capacitor C 290 and the 4th capacitor C 289 can be arranged on said second triode V14 collector one end (as shown in Figure 5), guarantee that the power supply high level of the said second transistor collector V14 is stablized noiseless.
The described telepilot of the utility model comprises telepilot emission and the learning control circuit described in above-mentioned each embodiment.
The described panel computer of the utility model is integrated with telepilot emission and the learning control circuit described in above-mentioned each embodiment in said panel computer.The use of panel computer is more and more general now; Telepilot emission and learning control circuit are integrated in the panel computer; Can abandon existing used telepilot, when the user uses panel computer, can also accomplish remote control control, make the modern life convenient more each electrical equipment.
More than; Be merely the preferred embodiment of the utility model; But the protection domain of the utility model is not limited thereto; Any technician who is familiar with the present technique field is in the technical scope that the utility model discloses, and the variation that can expect easily or replacement all should be encompassed within the protection domain of the utility model.Therefore, the protection domain of the utility model should be as the criterion with the protection domain that claim was defined.
Claims (10)
1. a telepilot is launched and learning control circuit, it is characterized in that, comprising:
The infrared signal change-over circuit receives infrared signal, according to the corresponding height/low level signal of said infrared signal output;
Storage chip is stored the height/low level signal of said infrared signal change-over circuit output, and pairing first control command signal of continuous a plurality of said infrared signal;
The steering order receiving circuit; Receive second steering order of extraneous input; In said storage chip, find out first steering order identical with said second steering order, and transfer this first steering order and with this first steering order corresponding a plurality of high/low level signal; And,
Infrared signal transmission circuit is launched corresponding infrared signal according to a plurality of high/low level signal that said steering order receiving circuit is transferred.
2. telepilot emission according to claim 1 and learning control circuit is characterized in that described infrared change-over circuit comprises: infrared reception triode, first triode and second triode; Wherein,
Said infrared reception triode, its collector is coupled to power supply high level, grounded emitter;
Said first triode, its base stage is coupled to the positive pole of said infrared reception triode, and emitter is coupled to power supply high level, grounded collector;
Said second triode, its base stage is coupled to the collector of said first triode, and collector is coupled to the height/low level signal output terminal of power supply high level and described infrared signal change-over circuit, grounded emitter.
3. telepilot emission according to claim 2 and learning control circuit is characterized in that,
Be in series with first resistance between the base stage of the emitter of said infrared reception triode and said first triode;
Be in series with second resistance between the positive pole of said infrared reception triode and the ground;
Be in series with the 3rd resistance between the base stage of the collector of said first triode and said second triode;
Be in series with the 4th resistance between the collector of said second triode and the power supply high level;
Be in series with the 5th resistance between the collector of said first triode and the ground.
4. telepilot emission according to claim 3 and learning control circuit is characterized in that, are parallel with first electric capacity at the two ends of said the 5th resistance.
5. telepilot emission according to claim 1 and learning control circuit is characterized in that said infrared signal transmission circuit comprises: the 3rd triode and infrared-emitting diode; Wherein,
Said the 3rd triode, its base stage are coupled to the height/low level output terminal of said steering order receiving circuit, and collector is coupled to the negative pole of said infrared-emitting diode, grounded emitter;
Said infrared-emitting diode, its positive pole is coupled to the power supply high level, and negative pole is coupled to the collector of said the 3rd triode.
6. telepilot emission according to claim 5 and learning control circuit is characterized in that,
Be in series with the 6th resistance between the base stage of the height of said steering order receiving circuit/low level output terminal and said the 3rd triode;
Be in series with the 7th resistance between the collector of said the 3rd triode and the negative pole of said infrared-emitting diode.
7. telepilot emission according to claim 1 and learning control circuit is characterized in that be in series with second electric capacity and the 8th resistance between said power supply high level and the ground, said second electric capacity and the 8th resistance are connected in parallel.
8. telepilot emission according to claim 1 and learning control circuit is characterized in that be in series with the 3rd electric capacity and the 4th electric capacity between said power supply high level and the ground, said the 3rd electric capacity and the 4th electric capacity are connected in parallel.
9. a telepilot is characterized in that, comprising: any one described telepilot emission and learning control circuit in the claim 1 to 8.
10. a panel computer is characterized in that, comprises any one described telepilot emission and learning control circuit in the claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203664947U CN202339631U (en) | 2011-09-29 | 2011-09-29 | Transmitting and learning control circuit of remote control, remote control and tablet computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203664947U CN202339631U (en) | 2011-09-29 | 2011-09-29 | Transmitting and learning control circuit of remote control, remote control and tablet computer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202339631U true CN202339631U (en) | 2012-07-18 |
Family
ID=46488321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203664947U Expired - Fee Related CN202339631U (en) | 2011-09-29 | 2011-09-29 | Transmitting and learning control circuit of remote control, remote control and tablet computer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202339631U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102915634A (en) * | 2012-11-16 | 2013-02-06 | 上海广电电子科技有限公司 | Tablet personal computer, remote control signal acquisition method and remote control method |
| CN103325239A (en) * | 2013-06-27 | 2013-09-25 | 苏州创智宏云信息科技有限公司 | Household intelligent learning terminal |
| CN103680115A (en) * | 2012-09-14 | 2014-03-26 | 凹凸电子（武汉）有限公司 | Remote control learning method and device for terminal equipment |
| CN107545717A (en) * | 2016-06-23 | 2018-01-05 | 瑞昱半导体股份有限公司 | Infrared ray learning device |
| CN108182796A (en) * | 2018-01-23 | 2018-06-19 | 浙江国视科技有限公司 | A kind of IR remote controller and remote control thereof |
-
2011
- 2011-09-29 CN CN2011203664947U patent/CN202339631U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680115A (en) * | 2012-09-14 | 2014-03-26 | 凹凸电子（武汉）有限公司 | Remote control learning method and device for terminal equipment |
| CN102915634A (en) * | 2012-11-16 | 2013-02-06 | 上海广电电子科技有限公司 | Tablet personal computer, remote control signal acquisition method and remote control method |
| CN103325239A (en) * | 2013-06-27 | 2013-09-25 | 苏州创智宏云信息科技有限公司 | Household intelligent learning terminal |
| CN107545717A (en) * | 2016-06-23 | 2018-01-05 | 瑞昱半导体股份有限公司 | Infrared ray learning device |
| CN107545717B (en) * | 2016-06-23 | 2019-10-25 | 瑞昱半导体股份有限公司 | Infrared ray learning device |
| CN108182796A (en) * | 2018-01-23 | 2018-06-19 | 浙江国视科技有限公司 | A kind of IR remote controller and remote control thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202339631U (en) | Transmitting and learning control circuit of remote control, remote control and tablet computer | |
| CN102637353A (en) | System and method for home appliance wireless remote control based on mobile terminal | |
| CN103426279A (en) | Household appliance implementation method based on intelligent mobile terminal control | |
| CN102665124A (en) | Set top box based learning type remote control system, and learning remote control method | |
| CN203690619U (en) | Multifunctional remote control socket | |
| CN103135054A (en) | Press key detection circuit integrating light-emitting diode (LED) driving and infrared remote control receiving function and integration achieving method | |
| CN204375156U (en) | A kind of learning-oriented bluetooth of super low-power consumption turns infrared remote-control device | |
| CN202495151U (en) | Infrared remote control device suitable for intelligent portable equipment | |
| CN202602768U (en) | Novel mobile phone remote control device | |
| CN203552461U (en) | Wireless infrared emission system | |
| CN203630953U (en) | Infrared emitting and receiving circuit of learning remote-controller | |
| CN204791515U (en) | Intelligence centralized control panel | |
| CN202534156U (en) | Infrared learning-type remote-control device | |
| CN202772864U (en) | Key and indicator light control circuit, and television | |
| CN103686010A (en) | ADC port simulation multi-IO-port key input device, television-system and method | |
| CN201111719Y (en) | Infrared signal transmission circuit of self-study type report controller | |
| CN202615336U (en) | Novel mouse capable of controlling multiple terminals | |
| CN201867953U (en) | Intelligent home control system | |
| CN203276545U (en) | Intelligent household appliance controller | |
| CN204632093U (en) | A kind of multifunctional intellectual electric apparatus remote-control device | |
| CN203191518U (en) | Key detection circuit combining LED driving and infrared remote control receiving functions | |
| CN205451471U (en) | Multifunctional remote controlller based on singlechip | |
| CN219162823U (en) | Bluetooth changes infrared circuit | |
| CN203608276U (en) | ADC port simulated multi-IO port key input device and television system | |
| CN105469589A (en) | Multifunctional remote controller based on single-chip microcomputer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120718 Termination date: 20190929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |