CN204408454U - A kind of remote controller - Google Patents
A kind of remote controller Download PDFInfo
- Publication number
- CN204408454U CN204408454U CN201520138279.XU CN201520138279U CN204408454U CN 204408454 U CN204408454 U CN 204408454U CN 201520138279 U CN201520138279 U CN 201520138279U CN 204408454 U CN204408454 U CN 204408454U
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Abstract
The utility model discloses a kind of remote controller, comprise control system and radio receiving transmitting module, be connected with distant control function key-press matrix and microphone with the input port of control system, output port is connected with receiver; Control system also comprises analog telephone port, ring detecting circuit unit, monitoring circuit unit, DTMF decoding circuit unit, voice warning circuit unit, simulation dislodging machine unit, password memory cell, drive circuit unit, controlled plant and single-chip microcomputer.Adopt voice warning circuit unit can tackle different operation signals for different prompt tones thus better household electrical appliances remote control can be realized; Do not need to carry out special wiring, do not take RF resources, sensitivity and the stability of manipulation while avoiding electromagnetic radiation pollution, can also be ensured.Adding telephony feature on a remote control simultaneously, realizing except using a teleswitch except control, remote controller can also be used when phone, realize speech exchange.
Description
Technical field
The utility model relates to a kind of remote controller, particularly relates to a kind of remote controller simultaneously possessing cordless telephone and remote control function.
Background technology
The mode that current remote controller is conventional has wireless remotecontrol, wired remote control, infra-red remote control and ultra-sonic remote control etc.Wireless remotecontrol must take certain RF resources, causes electromagnetic pollution, and interference is strong; Conventional wired remote control need carry out special wiring, adds input; Infrared ray, ultra-sonic remote control then limit by distance, cannot realize Long-distance Control.In existing remote control mode, also have carrier communication control device and the remote control mode based on radio call.Carrier system is namely by power line transmission of information, and which can only be confined in same electric substation, same transformer administrative area.Therefore also there is distance problem, be of limited application.Remote control mode based on radio call make use of existing paging frequency resource, does not need the frequency spectrum outside occupying volume.And along with the national network of paging network, the distance of its remote control is substantially unrestricted.But the operation lagging behind controlling party by prosecutor action of which, does not possess real-time, and does not possess very high reliability.
Therefore, inventor of the present utility model needs a kind of new technology of design badly to improve its problem.
Utility model content
The utility model aims to provide a kind of remote controller simultaneously possessing cordless telephone and remote control function.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of remote controller, comprises control system and radio receiving transmitting module, is connected with distant control function key-press matrix and microphone with the input port of described control system, be connected with receiver with the output port of described control system.
Wherein said control system also comprises analog telephone port, ring detecting circuit unit, monitoring circuit unit, DTMF decoding circuit unit, voice warning circuit unit, simulation dislodging machine unit, password memory cell, drive circuit unit, one or more controlled plant and single-chip microcomputer, and described drive circuit unit comprises the first relay in parallel and the second relay.
Described ring detecting circuit unit, monitoring circuit unit, DTMF decoding circuit unit, voice warning circuit unit are in parallel and are all connected with analog telephone port; Bell signal and ring are detected cumulative number and pass to single-chip microcomputer by described ring detecting circuit unit, then bell signal and ring are detected cumulative number by single-chip microcomputer and be transferred to simulation dislodging machine unit and carry out Long-distance Control judgement; Voice prompt operation signal is passed to analog telephone port by voice warning circuit unit by single-chip microcomputer; Code signal is transferred to single-chip microcomputer by DTMF decoding circuit unit by analog telephone port by Password Input by user, then transmits code signal by single-chip microcomputer and carry out verification to password memory cell and check; Store after verification through password, the operation command signal inputted by analog telephone port by single-chip microcomputer is transferred to single-chip microcomputer after the decoding of DTMF decoding circuit, by Single-chip Controlling drive circuit unit, then drives controlled plant by drive circuit unit.
Preferably, described voice warning circuit unit comprises the PWM filtering and audio-frequency power amplifier and flash storage that are electrically connected with described single-chip microcomputer; Wherein said single-chip microcomputer is MA805 single-chip microcomputer, and described flash storage is SST25VF040 storage chip, and described PWM filtering and audio-frequency power amplifier are LM4890 audio-frequency power amplifier.
The SPI interface of described single-chip microcomputer is connected with current-limiting resistance R6, current-limiting resistance R7, current-limiting resistance R9, current-limiting resistance R5 after drawing respectively from the 1st pin, the 2nd pin, the 3rd pin, the 40th pin, and four holding wire MOSI/MISO/SCK/SS of SPI interface are connected to the 5th pin of described flash storage, the 2nd pin, the 6th pin, the 1st pin respectively; The I/O interface of single-chip microcomputer the 23rd pin is the Enable Pin of LM4890 audio-frequency power amplifier and is connected with the 1st pin of LM4890 audio-frequency power amplifier, and the 44th pin of single-chip microcomputer is via accessing LM4890 audio-frequency power amplifier after filter circuit.
Preferably, the power circuit for providing power supply to described control system and described radio receiving transmitting module is also comprised.
Preferably, described DTMF decoding circuit unit is dual tone multi-frequency dtmf signal decoding circuit, and described dual tone multi-frequency dtmf signal decoding circuit comprises MT8870 decoding chip.
Adopt technique scheme, the utility model at least comprises following beneficial effect:
Remote controller described in the utility model, adopts voice warning circuit unit can tackle different operation signals for different prompt tones thus can realize better household electrical appliances remote control; Do not need to carry out special wiring, do not take RF resources, sensitivity and the stability of manipulation while avoiding electromagnetic radiation pollution, can also be ensured.Adding telephony feature on a remote control simultaneously, realizing except using a teleswitch except control, remote controller can also be used when phone, realize speech exchange.
Accompanying drawing explanation
Fig. 1 is the structural representation of control system described in the utility model;
Fig. 2 is the schematic diagram of flash storage described in the utility model;
Fig. 3 is the schematic diagram of PWM filtering described in the utility model and audio-frequency power amplifier;
Fig. 4 is Single-chip Controlling schematic diagram described in the utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As shown in Figure 1, for meeting a kind of remote controller of the present utility model, comprising control system and radio receiving transmitting module, being connected with distant control function key-press matrix and microphone with the input port of described control system, being connected with receiver with the output port of described control system.By controlling button, wireless signal emission is received by terminal wireless receiver, realizes controlling audio frequency, video system functions by process; Voice signal converts wireless signal by microphone to by control system and sends, in terminal, wireless signal is restored audio signal, speech communication is completed by telephone network, the signal returned then is received by radio receiving transmitting module, audio signal is reduced into through control system process, play by receiver, realize voice communication thus.
Wherein said control system also comprises analog telephone port, ring detecting circuit unit, monitoring circuit unit, DTMF decoding circuit unit, voice warning circuit unit, simulation dislodging machine unit, password memory cell, drive circuit unit, one or more controlled plant and single-chip microcomputer, and described drive circuit unit comprises the first relay in parallel and the second relay.
Described ring detecting circuit unit, monitoring circuit unit, DTMF decoding circuit unit, voice warning circuit unit are in parallel and are all connected with analog telephone port; Bell signal and ring are detected cumulative number and pass to single-chip microcomputer by described ring detecting circuit unit, then bell signal and ring are detected cumulative number by single-chip microcomputer and be transferred to simulation dislodging machine unit and carry out Long-distance Control judgement; Voice prompt operation signal is passed to analog telephone port by voice warning circuit unit by single-chip microcomputer; Code signal is transferred to single-chip microcomputer by DTMF decoding circuit unit by analog telephone port by Password Input by user, then transmits code signal by single-chip microcomputer and carry out verification to password memory cell and check; Store after verification through password, the operation command signal inputted by analog telephone port by single-chip microcomputer is transferred to single-chip microcomputer after the decoding of DTMF decoding circuit, by Single-chip Controlling drive circuit unit, then drives controlled plant by drive circuit unit.
The operation principle of the present embodiment is: the telephone number that user puts through system connection by strange land telephone set sends bell signal by switch to a household register, the bell signal detected is delivered to single-chip microcomputer and the central control unit place of system by ring detecting circuit, compare according to the ringing number arranged, if ring unanswered, then enter password detection to show to carry out Long-distance Control, after code signal transmission, after the inspection of password memory circuit cells is correct, the controlled plant needing to control is selected by telephone ports, the control command sent by single-chip microcomputer is manipulated.Adding telephony feature on a remote control simultaneously, realizing except using a teleswitch except control, remote controller can also be used when phone, realize speech exchange.
Preferably as shown in Figures 2 to 4, described voice warning circuit unit comprises the PWM filtering and audio-frequency power amplifier and flash storage that are electrically connected with described single-chip microcomputer; Wherein said single-chip microcomputer is MA805 single-chip microcomputer, and described flash storage is SST25VF040 storage chip, and described PWM filtering and audio-frequency power amplifier are LM4890 audio-frequency power amplifier.
The SPI interface of described single-chip microcomputer is connected with current-limiting resistance R6, current-limiting resistance R7, current-limiting resistance R9, current-limiting resistance R5 after drawing respectively from the 1st pin, the 2nd pin, the 3rd pin, the 40th pin, and four holding wire MOSI/MISO/SCK/SS of SPI interface are connected to the 5th pin of described flash storage, the 2nd pin, the 6th pin, the 1st pin respectively; The I/O interface of single-chip microcomputer the 23rd pin is the Enable Pin of LM4890 audio-frequency power amplifier and is connected with the 1st pin of LM4890 audio-frequency power amplifier, and the 44th pin of single-chip microcomputer is via accessing LM4890 audio-frequency power amplifier after filter circuit.
Based on the voice warning circuit of serial FLASH storage chip, its voice content is replaceable, simply module is taken off, and connecting renewal computer can solidify needing the content upgraded be downloaded in module, can repeatedly erasable change more than 100,000 times.Use ADPCM compression algorithm, compare unpressed direct speech sample, at 16bit sampling precision, under 8k sample frequency, can with the low rate voice data of 32kbps, under identical capacity storable voice length be uncompressed before 4 times.Modular design, integrated on single printed circuit board (PCB), can be controlled by serial communication.
Preferably, the power circuit for providing power supply to described control system and described radio receiving transmitting module is also comprised.
Preferably, described DTMF decoding circuit unit is dual tone multi-frequency dtmf signal decoding circuit, and described dual tone multi-frequency dtmf signal decoding circuit comprises MT8870 decoding chip.
Remote controller described in the present embodiment, adopts voice warning circuit unit can tackle different operation signals for different prompt tones thus can realize better household electrical appliances remote control; Do not need to carry out special wiring, do not take RF resources, sensitivity and the stability of manipulation while avoiding electromagnetic radiation pollution, can also be ensured.Adding telephony feature on a remote control simultaneously, realizing except using a teleswitch except control, remote controller can also be used when phone, realize speech exchange.
Above an embodiment of the present utility model has been described in detail, but described content is only the preferred embodiment that the utility model is created, and can not be considered to for limiting practical range of the present utility model.All any equivalent variations done according to the utility model application range, all should still be within patent covering scope of the present utility model.
Claims (4)
1. a remote controller, is characterized in that: comprise control system and radio receiving transmitting module, is connected with distant control function key-press matrix and microphone with the input port of described control system, is connected with receiver with the output port of described control system;
Wherein said control system also comprises analog telephone port, ring detecting circuit unit, monitoring circuit unit, DTMF decoding circuit unit, voice warning circuit unit, simulation dislodging machine unit, password memory cell, drive circuit unit, one or more controlled plant and single-chip microcomputer, and described drive circuit unit comprises the first relay in parallel and the second relay;
Described ring detecting circuit unit, monitoring circuit unit, DTMF decoding circuit unit, voice warning circuit unit are in parallel and are all connected with analog telephone port; Bell signal and ring are detected cumulative number and pass to single-chip microcomputer by described ring detecting circuit unit, then bell signal and ring are detected cumulative number by single-chip microcomputer and be transferred to simulation dislodging machine unit and carry out Long-distance Control judgement; Voice prompt operation signal is passed to analog telephone port by voice warning circuit unit by single-chip microcomputer; Code signal is transferred to single-chip microcomputer by DTMF decoding circuit unit by analog telephone port by Password Input by user, then transmits code signal by single-chip microcomputer and carry out verification to password memory cell and check; Store after verification through password, the operation command signal inputted by analog telephone port by single-chip microcomputer is transferred to single-chip microcomputer after the decoding of DTMF decoding circuit, by Single-chip Controlling drive circuit unit, then drives controlled plant by drive circuit unit.
2. remote controller as claimed in claim 1, is characterized in that: described voice warning circuit unit comprises the PWM filtering and audio-frequency power amplifier and flash storage that are electrically connected with described single-chip microcomputer; Wherein said single-chip microcomputer is MA805 single-chip microcomputer, and described flash storage is SST25VF040 storage chip, and described PWM filtering and audio-frequency power amplifier are LM4890 audio-frequency power amplifier;
The SPI interface of described single-chip microcomputer is connected with current-limiting resistance R6, current-limiting resistance R7, current-limiting resistance R9, current-limiting resistance R5 after drawing respectively from the 1st pin, the 2nd pin, the 3rd pin, the 40th pin, and four holding wire MOSI/MISO/SCK/SS of SPI interface are connected to the 5th pin of described flash storage, the 2nd pin, the 6th pin, the 1st pin respectively; The I/O interface of single-chip microcomputer the 23rd pin is the Enable Pin of LM4890 audio-frequency power amplifier and is connected with the 1st pin of LM4890 audio-frequency power amplifier, and the 44th pin of single-chip microcomputer is via accessing LM4890 audio-frequency power amplifier after filter circuit.
3. remote controller as claimed in claim 2, is characterized in that: also comprise the power circuit for providing power supply to described control system and described radio receiving transmitting module.
4. the remote controller as described in as arbitrary in claim 1-3, is characterized in that: described DTMF decoding circuit unit is dual tone multi-frequency dtmf signal decoding circuit, and described dual tone multi-frequency dtmf signal decoding circuit comprises MT8870 decoding chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520138279.XU CN204408454U (en) | 2015-03-11 | 2015-03-11 | A kind of remote controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520138279.XU CN204408454U (en) | 2015-03-11 | 2015-03-11 | A kind of remote controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204408454U true CN204408454U (en) | 2015-06-17 |
Family
ID=53432284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520138279.XU Expired - Fee Related CN204408454U (en) | 2015-03-11 | 2015-03-11 | A kind of remote controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204408454U (en) |
-
2015
- 2015-03-11 CN CN201520138279.XU patent/CN204408454U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20200311 |