CN201364644Y - Remote control circuit and combined type all-in-one machine provided with same - Google Patents
Remote control circuit and combined type all-in-one machine provided with same Download PDFInfo
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- CN201364644Y CN201364644Y CNU2009200234723U CN200920023472U CN201364644Y CN 201364644 Y CN201364644 Y CN 201364644Y CN U2009200234723 U CNU2009200234723 U CN U2009200234723U CN 200920023472 U CN200920023472 U CN 200920023472U CN 201364644 Y CN201364644 Y CN 201364644Y
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- remote signal
- circuit
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Abstract
The utility model discloses a remote control circuit and a combined-type all-in-one machine provided with the circuit. The remote control circuit comprises a remote control signal receiving circuit, which is connected with a multichannel remote control signal transmission passage and also connected with a plurality of functional modules or electric equipment in one-to-one correspondence through the multichannel remote control signal transmission passage. Through the shunt transmission for received remote control signals, the remote control circuit provided by the utility model achieves the control on the functional modules or the electric equipment through one remote controller, thereby greatly facilitating the consumer's daily use. By adopting the remote control circuit, the integration of various remote control equipment can be realized conveniently, for example, a television and a DVD are integrated together so as to form a multifunctional combined-type all-in-one machine. Therefore, the cost of hardware is reduced, the consumer's purchasing burden is lightened, the occupation space of equipment is reduced, and the simple household arrangement becomes possible.
Description
Technical field
The utility model relates to a kind of remote control circuit and adopts the designed combined type all-in-one of this circuit.
Background technology
For the home appliance that can receive remote signal at present, generally all be to adopt a telepilot to control a home appliance, such as televisor, set-top box and DVD player etc., all be to realize control to himself by disposing special telepilot.This design is for the family that purchases the polytype electric equipment, a plurality of telepilots can appear in family, such as TV remote controller, set-top box remote controller and DVD telepilot etc., not only use very inconvenient, cause confusion easily, but also can cause adverse effect the simplification layout of family.
Based on this, how to realize only using a telepilot just can carry out straighforward operation to multiple electric equipment, to be user-friendly to, be technical problem underlying to be solved in the utility model.
The utility model content
The purpose of this utility model is to provide a kind of remote control circuit that is provided with multichannel remote signal transmission channel, with the purpose of design that realizes utilizing a telepilot that the module or the electric equipment of difference in functionality are controlled.
For solving the problems of the technologies described above, the utility model is achieved by the following technical solutions:
A kind of remote control circuit comprises the remote signal receiving circuit, and described remote signal receiving circuit is connected with multichannel remote signal transmission channel, and connects one to one by described multichannel remote signal transmission channel and a plurality of functional module or electric equipment.
In order further to reach according to the actual demand of controlling of user the transmission channel of remote signal is selected the purpose of design switched, the utility model has been set up a commutation circuit again on the basis of above-mentioned remote control circuit.Described remote signal receiving circuit is connected with primary processor in one of them functional module by one tunnel remote signal transmission channel wherein, each road remote signal transmission channel connects described remote signal receiving circuit by commutation circuit in addition, the control end of described commutation circuit connects primary processor, carries out the passage switching according to the control signal that primary processor sends.
Further, described primary processor switches telecommand according to the passage that receives and generates control signal corresponding, exports the control end of described commutation circuit to, described commutation circuit is carried out passage switch.
Further again, in described commutation circuit, include a path analoging switch chip at least, its Enable Pin receives the control signal that primary processor sends, input end connects the output terminal of described remote signal receiving circuit, and the output terminal of analog switch chip connects a functional module or electric equipment by one tunnel remote signal transmission channel.
Further again, described each road remote signal transmission channel in addition and functional module or electric equipment processor inside connect one to one, and utilize described processor to receive remote signal, and then control its inner corresponding function circuit response straighforward operation.
Based on above-mentioned remote-control circuit structure, the utility model also provides a kind of designed combined type all-in-one of described remote control circuit that adopts, be built in the equipment by the inner functional module except that the remote signal receiving circuit of the electric equipment that will can carry out different task at present, and then the telecommand of utilizing same remote signal receiving circuit that telepilot is sent is unified to receive, again according to the practical function object transfer of telecommand to corresponding functional modules, thereby make the user only need use a telepilot can finish multiple operation, such as TV reception, DVD playing back CD contents etc. are for user's daily use provides great convenience.
Compared with prior art, advantage of the present utility model and good effect are: remote control circuit of the present utility model is by carrying out the shunt transmission to the remote signal that receives, can realize a plurality of functional modules or electric equipment being controlled, thereby greatly make things convenient for user's daily use by a telepilot.Adopt this remote-control circuit structure, can realize the integration of multiple remote control equipment easily, such as televisor and DVD are combined, to form Mobyneb combined type all-in-one, not only reduced hardware cost, alleviated user's the burden of purchasing, and saved taking up room of equipment, the simplification layout that realizes family is provided may.
After reading the detailed description of the utility model embodiment in conjunction with the accompanying drawings, other characteristics of the present utility model and advantage will become clearer.
Description of drawings
Fig. 1 is the schematic block circuit diagram of a kind of embodiment of the remote control circuit that proposes of the utility model;
Fig. 2 is the schematic block circuit diagram of another embodiment of the remote control circuit that proposes of the utility model;
Fig. 3 is the circuit theory diagrams of a kind of specific embodiment of remote control circuit shown in Figure 2.
Embodiment
Below in conjunction with accompanying drawing specific embodiment of the utility model is described in detail.
Embodiment one, and present embodiment has proposed remote-control circuit structure as shown in Figure 1 in order only to reach the purpose of design that can carry out straighforward operation to a plurality of functional modules or electric equipment by one tunnel remote signal receiving circuit.In described remote control circuit, comprise one tunnel remote signal receiving circuit, be used to receive the remote signal that telepilot sends.Described remote signal can be present infrared signal IR that generally uses or radiofrequency signal RF etc.After the remote signal receiving circuit is changed the remote signal that receives, generate corresponding level signal and connect one to one by multichannel remote signal transmission channel 1,2......n and a plurality of functional module 1,2......n or electric equipment 1,2......n.Described electric equipment can specifically refer to televisor, set-top box, DVD player etc.; Can carry out the inner formed modular circuit of circuit except that the remote signal receiving circuit of electric equipment of different task before the then concrete feeling the pulse with the finger-tip of described functional module, such as TV module, set-top box module or DVD module etc.Specifically, can specifically receive the level signal of remote signal receiving circuit decoding output by described functional module 1,2......n or electric equipment 1,2......n processor inside, and then come telecommand is resolved by processor, correctly respond straighforward operation to control its inner function corresponding circuit.
Adopt circuit design mode shown in Figure 1, the remote signal of exporting for the remote signal receiving circuit is divided into multichannel, transfers to coequally in each functional module or the electric equipment.Each functional module or electric equipment are discerned the remote signal that receives according to the remote control coding modes of self predefined, judging the effective object of this remote signal, and then select corresponding functional modules or electric equipment response user operation.
With the combined type all-in-one that is built-in with TV module and DVD module is that example describes.One tunnel remote signal receiving circuit is set in the combined type all-in-one, receive the user by triggering the telecommand that telepilot sends, after it is changed, generate in the processor that a series of pulse signals transfer to the primary processor of TV inside modules and DVD inside modules respectively.The processor of described TV module and DVD module is resolved the pulse signal that receives, judge whether it is self discernible telecommand, this process can adopt with the pairing code value of the pulse signal that receives and self in advance the mode that contrasts of the code value table of storage obtain to judge accurately.If self discernible telecommand then responds straighforward operation; Otherwise, do not respond.
Based on this remote control circuit design, each functional module or the needed remote keying of electric equipment need be set respectively, and the identical button of function can not be multiplexing on telepilot, otherwise can control chaotic situation.Therefore, cause on the telepilot button various easily, the drawback that the telepilot size is big.
Embodiment two, and present embodiment has designed remote-control circuit structure as shown in Figure 2 in order to overcome embodiment one existing defective, comprises one tunnel remote signal receiving circuit and one tunnel commutation circuit.The output terminal of described remote signal receiving circuit such as the primary processor in linkage function module 1 or the electric equipment 1, receives the user triggers output by telepilot telecommand by remote signal transmission channel 1 linkage function module 1 or electric equipment 1.The output terminal of described remote signal receiving circuit is connected with the common port of commutation circuit simultaneously, and connect one to one with other each road remote signal transmission channel 2......n respectively, and then be connected one to one with remaining functional module 2......n or electric equipment 2......n by described remote signal transmission channel 2......n by the alternative passage of the multichannel of commutation circuit.The control end linkage function module 1 of described commutation circuit or the primary processor in the electric equipment 1 receive the control signal that primary processor sends, to realize the selection switching to its each alternative passage in road.
Described remote signal receiving circuit and commutation circuit can be built in functional module 1 or the electric equipment 1.After the device power-up operation, acquiescence is carried out straighforward operation to functional module 1 or electric equipment 1, and at this moment, primary processor control commutation circuit is blocked its all alternative passage, only by functional module 1 or electric equipment 1 response user operation.And when the user need control functional module 2 or electric equipment 2, then at first trigger the switch key on the telepilot, need to select the object of operation; At this moment, primary processor generates the control end that control signal corresponding transfers to commutation circuit according to the switching command that receives, be communicated with its common port and the alternative passage that is connected remote signal transmission channel 2 with the control commutation circuit, and then the telecommand of user's subsequent triggers transferred to functional module 2 or electric equipment 2, specifically can transfer in the processor in functional module 2 or the electric equipment 2, parse user instruction by processor, and then generate control signal corresponding and control its inner corresponding function circuit operation, with response user operation.During this period, though functional module 1 or electric equipment 1 are still receiving telecommand, but it is not responded, only when receiving switching command again, generate the on off operating mode of control signal corresponding control commutation circuit according to this switching command, switch on the functional module or electric equipment that the user need operate with transmission channel with remote signal.
In the present embodiment, described commutation circuit can specifically adopt one or many switching chip that includes the alternative passage of multichannel to connect realization, also can adopt at least one path analoging switch chip to set up and realize.
Fig. 3 shows the concrete structure that adopts the analog switch chip to set up commutation circuit, is example with a path analoging switch chip.The power end VCC of described analog switch chip UA3 connects direct supply by filter capacitor C125, such as+5V; Enable Pin EN connects the collector of triode Q11 by resistance R 80, and passes through current-limiting resistance R78 connection+5V direct supply.The grounded emitter of described triode Q11, base stage connects primary processor by resistance R 76, such as the GPIO mouth of primary processor, receives the main control signal DVD_IR_CTL that sends that handles.The input end IN of described analog switch chip UA3 connects the output terminal of remote signal receiving circuit, receives the telecommand of remote signal receiving circuit decoding output, and its output terminal Out is by remote signal transmission channel linkage function module n or electric equipment n.
With the combined type all-in-one that is built-in with TV module and DVD module or independently televisor and DVD player are that example describes.Described remote signal receiving circuit and analog switch chip UA3 are built in the combined type all-in-one or independently in the televisor, receive the telecommand of remote signal receiving circuit conversion output by the primary processor in TV module or the televisor.When combined type all-in-one or television boot-strap operation, primary processor at first sends high-level control signal DVD_IR_CTL, control triode Q11 saturation conduction, at this moment, the enable signal that is applied to analog switch chip UA3 is a low level, control analog switch chip UA3 blocks the output of its output terminal Out, and acquiescence responds straighforward operation by TV module or televisor.When the user wants the program on the DVD playing back CD or is inserted on DVD module or the DVD player data in the SD card or during the data in the USB device, trigger the TV/DVD switching key on the telepilot, primary processor receives parsing to this telecommand, and then the GPIO mouth of its DVD_IR_CTL that transmits control signal is set to electronegative potential, control triode Q11 ends.At this moment, + 5V direct supply affacts the Enable Pin EN of analog switch chip UA3 by current-limiting resistance R78, R80, the output terminal Out of control analog switch chip UA3 is communicated with its input end IN, and then the telecommand of remote signal receiving circuit subsequent conversion output transferred to processor in DVD module or the DVD player, with response user operation.The high-definition signal that decoding circuit by DVD module or DVD player inside is handled output transfers to the audio-video signal treatment circuit in TV module or the televisor, and then drives display screen and loudspeaker and show content in output DVD CD or SD card or the USB device.At this moment, though the primary processor in TV module or the televisor is still receiving telecommand,, this telecommand is not responded.When the user wishes to watch TV programme again, trigger the TV/DVD switching key on the telepilot once more.Primary processor is after receiving this switching command, and output high-level control signal DVD_IR_CTL controls the output that analog switch chip UA3 blocks its output terminal Out again, changes by TV module or televisor response straighforward operation.
Built-in other more function modules in the combined type all-in-one if desired, perhaps be connected more electric equipment with televisor, only need analog switching circuit shown in Figure 3 is carried out the multichannel expansion, the Enable Pin EN of different analog switch chips connects the different GPIO mouths of primary processor, input end IN all connects the output terminal of remote signal receiving circuit, and output terminal Out is by different remote signal transmission channels and different functional module or the corresponding connections of the processor in the electric equipment.When primary processor receives the switching command of user's triggering, control the output terminal of a corresponding path analoging switch chip opens according to the effective object of user's selection, and then follow-up telecommand transferred to corresponding functional modules or electric equipment, correctly to carry out user's operation.
Adopt this remote control circuit design, all need the remote keying the used same key on can multiplexing telepilot for difference in functionality module or electric equipment, because having increased commutation circuit comes the transmission channel of remote signal is selected to switch, thereby can be when avoiding that effectively the chaotic problem of control takes place between functional module or the electric equipment, reduce the number of remote keying, dwindle the telepilot volume, and simplify the cataloged procedure of remote keying.
Remote-control circuit structure of the present utility model is simple, applicability is strong, efficiently solve and use a telepilot to control the technical matters that a plurality of functional modules or electric equipment correctly respond straighforward operation, for design combined type all-in-one provides effective mentality of designing.
Certainly; the above only is a kind of preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1, a kind of remote control circuit, comprise the remote signal receiving circuit, it is characterized in that: described remote signal receiving circuit is connected with multichannel remote signal transmission channel, and connects one to one by described multichannel remote signal transmission channel and a plurality of functional module or electric equipment.
2, remote control circuit according to claim 1, it is characterized in that: described remote signal receiving circuit is connected with primary processor in one of them functional module by one tunnel remote signal transmission channel wherein, each road remote signal transmission channel connects described remote signal receiving circuit by commutation circuit in addition, the control end of described commutation circuit connects primary processor, carries out the passage switching according to the control signal that primary processor sends.
3, remote control circuit according to claim 2 is characterized in that: described primary processor switches telecommand according to the passage that receives and generates control signal corresponding, exports the control end of described commutation circuit to.
4, remote control circuit according to claim 2, it is characterized in that: in described commutation circuit, include a path analoging switch chip at least, its Enable Pin receives the control signal that primary processor sends, input end connects the output terminal of described remote signal receiving circuit, and the output terminal of analog switch chip connects a functional module or electric equipment by one tunnel remote signal transmission channel.
5, according to each described remote control circuit in the claim 1 to 4, it is characterized in that: described each road remote signal transmission channel in addition and functional module or electric equipment processor inside connect one to one, utilize described processor to receive remote signal, and then control its inner corresponding function circuit response straighforward operation.
6, a kind of combined type all-in-one, it is characterized in that: be built-in with a plurality of functional module and one tunnel remote signal receiving circuits that are used to carry out different task, described remote signal receiving circuit is connected with multichannel remote signal transmission channel, and connects one to one by described multichannel remote signal transmission channel and described a plurality of functional module.
7, combined type all-in-one according to claim 6, it is characterized in that: in described functional module, include a TV module, primary processor in the described TV module is connected with the remote signal receiving circuit, generate control signal according to the telecommand that receives, export the control end of commutation circuit to; The common port of described commutation circuit connects the output terminal of remote signal receiving circuit, and the alternative passage of its multichannel connects one to one by multichannel remote signal transmission channel and other each road functional module.
8, combined type all-in-one according to claim 7, it is characterized in that: in described commutation circuit, include a path analoging switch chip at least, its Enable Pin receives the control signal that primary processor sends, input end connects the output terminal of described remote signal receiving circuit, and the output terminal of analog switch chip connects a functional module by one tunnel remote signal transmission channel.
9, according to claim 7 or 8 described combined type all-in-ones, it is characterized in that: described remote signal transmission channel is connected with the functional module processor inside, utilize described processor to receive remote signal, and then control its inner corresponding function circuit response straighforward operation.
10, combined type all-in-one according to claim 9 is characterized in that: described functional module is the DVD module, and the high-definition signal of wherethrough reason output transfers to the audio-video signal treatment circuit of TV module, and then drives display screen and loudspeaker demonstration output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200234723U CN201364644Y (en) | 2009-03-19 | 2009-03-19 | Remote control circuit and combined type all-in-one machine provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200234723U CN201364644Y (en) | 2009-03-19 | 2009-03-19 | Remote control circuit and combined type all-in-one machine provided with same |
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| Publication Number | Publication Date |
|---|---|
| CN201364644Y true CN201364644Y (en) | 2009-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200234723U Expired - Fee Related CN201364644Y (en) | 2009-03-19 | 2009-03-19 | Remote control circuit and combined type all-in-one machine provided with same |
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| CN (1) | CN201364644Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102131065A (en) * | 2011-05-04 | 2011-07-20 | 深圳市同洲电子股份有限公司 | Method and system for controlling digital television primary-secondary machine, primary machine and secondary machines |
| CN102567265A (en) * | 2010-12-11 | 2012-07-11 | 鸿富锦精密工业（深圳）有限公司 | Touch module switching circuit for all-in-one computer |
-
2009
- 2009-03-19 CN CNU2009200234723U patent/CN201364644Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102567265A (en) * | 2010-12-11 | 2012-07-11 | 鸿富锦精密工业（深圳）有限公司 | Touch module switching circuit for all-in-one computer |
| CN102567265B (en) * | 2010-12-11 | 2016-01-20 | 赛恩倍吉科技顾问（深圳）有限公司 | Touch module switching circuit for all-in-one computer |
| CN102131065A (en) * | 2011-05-04 | 2011-07-20 | 深圳市同洲电子股份有限公司 | Method and system for controlling digital television primary-secondary machine, primary machine and secondary machines |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091216 Termination date: 20120319 |