CN2574316Y

CN2574316Y - Remote controlling system for electric appliances

Info

Publication number: CN2574316Y
Application number: CN 02230371
Authority: CN
Inventors: 高少玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-04-10
Filing date: 2002-04-10
Publication date: 2003-09-17
Anticipated expiration: 2012-04-10

Abstract

The utility model relates to a remote controlling system used for controlling the operation of an electric appliance, which comprises a receiver arranged in an electric appliance and a sender having an outer shell, wherein the sender can be taken as an added module matched with a DTMF (dual-tone multi-frequency) telephone. The sender comprises an input device which can receive a DTMF dialing tone signal via a telephone and a sender circuit which is contained in the outer shell; a received signal is processed via the sender circuit, and is sent to and received by a receiver as a remote control signal. The receiver comprises a receiving circuit and a control circuit, the receiving circuit is used for receiving the remote control signal sent by the sender, and the control circuit is used for processing the control signal and controlling the electric appliance according to the control signal.

Description

Remote controlling system for electric appliances

Technical field

The present invention relates to be used to control the remote control system of electrical work situations such as toy or other utensil.

Background technology

The typical remote control system that is used for the control apparatus working condition comprises two parts.First is the receiver that is installed on the controlled electrical equipment, second portion for produce and send the receivable control signal of described receiver with control apparatus work transmitter.Described transmitter generally comprises keyboard, button and/or the switch etc. that are used to operate, and these parts have increased the cost of whole transmitter, and their design can not change.

The present invention is by providing a kind of remote control system of having improved to overcome or to alleviate the problems referred to above at least.

Summary of the invention

The invention provides a kind of remote control system that is used for control apparatus work, comprise a receiver and the transmitter with shell that is installed on the controlled electrical equipment, described transmitter can be used as and adds module and the logotype of DTMF (dual-tone multifrequency) telephone wire.Described transmitter comprises an entering apparatus and the transtation mission circuit that is positioned at shell by described phone reception dtmf dialing signal, and transtation mission circuit is handled the signal that is received, and then it is sent to described receiver as remote signal.Described receiver comprises the acceptor circuit and the control circuit of the remote signal that is used for the receiver transmitter transmission, and described control circuit can be handled and according to control signal electrical equipment be controlled control signal.

Described remote control system preferably further comprises a decoder that is installed on transmitter or the receiver, and being used for relevant signal is the needed optional network specific digit signal of control circuit by the DTMF analog signal conversion.

In first most preferred embodiment, described decoder is connected between entering apparatus and the transtation mission circuit as a part of transmitter, the conversion of signals that is used for entering apparatus is received is the corresponding control signal of figure pattern, so that handled and sent by transtation mission circuit.

In second most preferred embodiment, described decoder is connected between acceptor circuit and the control circuit as a part of receiver, the conversion of signals that is used for receiving circuit is received is the corresponding control signal of figure pattern, so that handled and be used to control the work of described electrical equipment by control circuit.

Described entering apparatus preferably includes a microphone, to receive the voice signal from the DTMF of loud speaker or phone.

Described microphone preferably also is installed within the shell, should have corresponding dismantled and assembled means on the shell so that its microphone zone near phone.

Perhaps, described entering apparatus comprises an electric connector that links to each other with shell, and it can insert the interface of described phone to receive dtmf signal from phone.

Described transmitter and receiver preferably are respectively infrared transmitter and receiver.

Perhaps, described transmitter and receiver are respectively radio transmitter and receiver.

The invention has the advantages that described transmitter does not have the parts such as any keyboard, button or switch of controlling receiver working condition.

Best, described entering apparatus can also receive the ringing signal of phone, so that transmitter circuit is handled and sent it.

Described remote control system preferably further comprises a decoder that is installed on transmitter or the receiver, so that relevant signal is become the needed optional network specific digit mode signal of control circuit by analog signal conversion.

Description of drawings

Below with reference to accompanying drawing the present invention is illustrated more specifically, accompanying drawing comprises:

Fig. 1 is the front view of transmitter among embodiment of remote control system of the present invention, and described transmitter is installed in the microphone district of dial telephone.

Fig. 2 is the end view of transmitter and phone among Fig. 1, is used to control the toy car that has described remote control system receiver.

Fig. 3 is the transmitter shown in Figure 2 of control toy car work and the front view of phone, and as a kind of alternative configuration, described transmitter links to each other with the corresponding interface of phone.

Fig. 4 is the functional block diagram of Fig. 1 transmitter circuit.

Fig. 5 is the functional block diagram of Fig. 2 acceptor circuit and the coupling of Fig. 4 transmitter circuit.

Fig. 6 is the another kind of functional block diagram of Fig. 1 transmitter circuit.

Fig. 7 is the functional block diagram of Fig. 2 acceptor circuit and the coupling of Fig. 6 transmitter circuit.

Embodiment

Basic concept of the present invention is to utilize and can carries out DTFM (dual-tone multifrequency) and dial the mobile phone of the phone that cries-particularly or base-electricity or electronic apparatus are carried out remote control.Can be had by the electrical equipment of remote control varied, for example toy car and robot, air-conditioning, TV and light or the like.

Modern mobile phone and base all have standard DTMF to dial mixer, and some phone also comprises the device that produces melodious the tinkle of bells, and they can be with online or not online mode operating.Dialing tone or melodious the tinkle of bells can be exported by the loud speaker of interior band or the port of mobile phone.The present invention utilizes the DTFM of phone to dial sound and the tinkle of bells and suitable circuit produces remote signal.

DTMF (dual-tone multifrequency) is the phone coded system of standard, is used for sending to telephone exchange with dialling the digital signal of crying.By described coded system, represent each key on the telephone keypad with two voice signals, as shown in the table.By a certain key the time, go up the dialing tone (or frequency) shown in the corresponding row and column with producing with table.For example press key " 5 " and will produce 770 and 1336 hertz two-frequency signal.

1	2	3	A	697HZ
1	2	3	A	697HZ	4	5	6	B	770HZ
7	8	9	C	852HZ	4	5	6	B	770HZ
7	8	9	C	852HZ	*	0	#	D	941HZ
1209HZ	1336HZ	1477HZ	1633HZ		*	0	#	D	941HZ

These dtmf signals can produce in a certain part by the telephone keypad of pushing in the hand, but they can be had the DTMF performance in the process of calling out remote phone receives.

Modern telephone euphonies more commonly used replace common telephone bell, and these euphonies can be used as program setting and download in phone or from computer and the Internet, select for use and activate by menu call.

Consult accompanying drawing 1-3, expression remote control system of the present invention is used to control toy car 20 among the figure, and described remote control system comprises the transmitter 100 and the receiver 200 that is installed on controlled electricity or the electronic apparatus (toy car) 20 with mobile phone 10 logotypes.Transmitter 100 can be used as a kind of interpolation module and mobile phone 10 logotypes.Receiver 200 preferably but must be as the inherent parts of toy car 20.

As an interpolation module, be included in the microphone district 11 that small outline package 110 interior miniaturized device transmitters 100 can be fixed on mobile phone 10 removably by rubber strip 111.This configuration can make sets up the acoustics coupling between transmitter 100 and the mobile phone 10, make transmitter 100 can receive the dtmf dialing sound (or melodious the tinkle of bells) of mobile phone 10 by microphone 11.

Perhaps, transmitter 100 is not placed on the mobile phone 10, and makes transmitter 100 have an electrical connector 112 that can insert mobile phone 10 port ones 2, it is played a role as adding module.This configuration also can make transmitter 100 set up electrical connection with mobile phone 10, makes transmitter 100 can directly receive DTMF (or the melodious the tinkle of bells) signal of mobile phone 10 from port one 2.Connector 112 also can comprise an automatic switch, has only battery 123 is connected to transmitter 100 power supplies.

Fig. 4 shows the electronic circuit 120 of transmitter 100, comprises the microphone 121 that links to each other with the transmitter circuit 122 of being powered by battery 123, and they all are included among the shell 110.Connector 112 is parts of circuit 120, but it is positioned at outside the shell 110.Microphone 121 openings can be beaten some holes on the housing back wall so that make microphone 121 can receive voice signal better outwards near the rear wall of shell 110.

Be mounted on the mobile phone 10 (Fig. 1) or be connected (Fig. 3) with it by connector according to transmitter 100, connector 112 or microphone 121 can be used as and receive the entering apparatus that 10 groups of mobile phones are (or melodious the tinkle of bells) signal.

Transmitter circuit 122 is infrared ray (IR) or the analog transmitter of radio (RF), and its structure and signals transmission are that this area personage is known.The signal that 122 pairs of entering apparatus of transmitter circuit 112/121 receive is handled, and then it is sent to receiver 200 as the IR/RF remote signal and receives.

Fig. 5 shows the electronic working circuit 220 of receiver 200, comprises acceptor circuit 221, the decoder 222 that links to each other with acceptor circuit 221, the control circuit 223 that links to each other with decoder 222 and supplying cell 224.Acceptor circuit 221 is corresponding IR or the analog receiver of RF, and its structure and signal receiving course are that this area personage is known.Acceptor circuit 221 is used for the IR/RF remote signal that receiver transmitter 100 sends.In this stage, DTMF or sound remote signal remain analog signal.

Decoder 222 is parts in receiver 200 integral body, DTMF that acceptor circuit 221 is received or voice signal are decoded and are converted thereof into the control signal of figure pattern, so that control circuit 223 is further processed and is used to control toy car 20.For example, will represent the dtmf signal of numeral " 5 " to convert binary digit control signal " 0101 " to.Under the situation of voice signal, " DO " is converted into binary digit control signal " 0111 ".It should be noted that the decoder 222 here can be that a part of control circuit 223 also can be a discrete device.

Control circuit 223 is the integrated circuit based on microprocessor, can programme and finish various functions, is mainly used in to handle digital controlled signal that decoder 222 provides and according to control signal control toy car 20.For example, control toy car 20 forward with the corresponding digital controlled signal of the dtmf signal of representing numeral " 5 ", and make automobile 20 turn left or turn right with " DO " control signal corresponding.

It is contemplated that adopt suitable control circuit 223, remote control system of the present invention can be used for controlling other various electricity or electronic apparatus, for example the switch etc. of the motion of control robot and control air-conditioning, TV or light.In Fig. 5, what motor 21 was represented can be the motor of toy car, the locomotory mechanism of robot or the compressor of air-conditioning.What loud speaker 22 was represented is audio frequency amplifier, and bulb 23 is represented illumination optics, and square frame 24 is represented television set.Numeral by on applied in any combination mobile phone 10 keyboards can realize more complicated control, for example the incubator of regulating air-conditioning machine or select the channel etc. of television set after energized.

See also Fig. 6 and Fig. 7 at last, show the different choice of transmitter 100 and receiver 200

operating circuit

120A and 220A among the figure.Circuit 120A has compared some with 220A with above-mentioned related circuit 120 and has changed with 220, the counterpart between them is represented with same numeral, but added suffix " A ".Structural main difference is, decoder 222A is included among the transmitter 100 rather than as being included in the receiver 200 foregoing circuit 120 and 220 now.But there is not essential distinction with regard to its work.

Part as transmitter circuit 120A, decoder 222A decodes to the DTMF/ voice signal that microphone 121A or connector 112A are received, and converts thereof into figure pattern before IR/RF transmitter circuit 122A sends signal to IR/RF acceptor circuit 221A.

Compare with the analog signal transmission between above-mentioned transmitter circuit and

acceptor circuit

122 and 221, after signal was converted into digital signal, its transmission error was less, was not vulnerable to the interference of hot-tempered sound.In addition, send signal and after digital coding, can improve its reliability.The remote signal that acceptor circuit 221A receives has been the digital form that meets control circuit 223A needs, and the latter can be to handling and being used to control the electrical equipment shown in the 20-24.

Importantly should be noted that transmitter 100 without any button, button or switch, needn't implement control by them to receiver 200.

The work of remote control system 100/200 of the present invention can not influence the operate as normal of mobile phone 10, because do not need phone 10 itself is not carried out any repacking.Transmitter 100 is designed to dial the interpolation module of sound phone.Connect with phone by the transmitter 100 that will be included in simply in the less shell, remote controller of the present invention almost can and utilize telephone keypad to implement its controlled function with all common phone logotypes.

Though disclose most preferred embodiment of the present invention for purposes of illustration, the people that are familiar with this gate technique can understand, and under the scope and main idea of the claim that does not exceed the present invention and declared, the present invention are made to increase, reduce and revise be possible.

Claims

1. a Remote controlling system for electric appliances that is used for control apparatus work comprises a receiver and the transmitter with shell that is installed in the described electrical equipment;

It is characterized in that described transmitter comprises that one can receive entering apparatus and transmitter circuit that comprises in the enclosure that DTMF dials tone signal by phone;

Described receiver comprises an acceptor circuit and a control circuit.

2. Remote controlling system for electric appliances according to claim 1 is characterized in that further comprising a decoder that is configured among transmitter or the receiver.

3. as Remote controlling system for electric appliances as described in the claim 2, it is characterized in that the part that described decoder constitutes transmitter is connected between described entering apparatus and the transmitter circuit.

4. as Remote controlling system for electric appliances as described in the claim 2, it is characterized in that the part that described decoder constitutes receiver is connected between acceptor circuit and the control circuit.

5. Remote controlling system for electric appliances according to claim 1 is characterized in that described entering apparatus comprises a microphone.

6. as Remote controlling system for electric appliances as described in the claim 5, it is characterized in that described shell also is used to comprise microphone and has the dismantled and assembled connection means that attach it to the telephone microphone district.

7. Remote controlling system for electric appliances according to claim 1 is characterized in that described entering apparatus comprises an electric connector that links to each other with shell, and it can insert the connectivity port of described phone.

8. Remote controlling system for electric appliances according to claim 1 is characterized in that described transmitter and receiver comprise infrared transmitter and infrared receiver respectively.

9. Remote controlling system for electric appliances according to claim 1 is characterized in that described transmitter and receiver comprise radio transmitter and radio receiver respectively.

10. Remote controlling system for electric appliances according to claim 1 is characterized in that described transmitter is not used in the button of controlling receiver work, button or switch.

11, Remote controlling system for electric appliances according to claim 1 is characterized in that further comprising a decoder that is included in transmitter or the receiver.