CN1892718A - Remote control system of domestic electric appliance - Google Patents
Remote control system of domestic electric appliance Download PDFInfo
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- CN1892718A CN1892718A CN 200510014431 CN200510014431A CN1892718A CN 1892718 A CN1892718 A CN 1892718A CN 200510014431 CN200510014431 CN 200510014431 CN 200510014431 A CN200510014431 A CN 200510014431A CN 1892718 A CN1892718 A CN 1892718A
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- household electrical
- electrical appliance
- signal
- control system
- remote controllers
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Abstract
The present invention refers to household electrical appliances remote control system for transmitting same signal again when detecting the transmitted signal intensity being faint between household electrical appliances and remotely operated controller. Said system utilizes power line communication mode controlling remote located household electrical appliances, including communication modem fitted with power line; long-range control unit located user resident interior space, meaning household electrical appliances operation state and transmitting household electrical appliances control signal; repeater located in circuit connecting household electrical appliances and long-range control unit for re-transmitting receiving signal and outputting signal.
Description
Technical field
The present invention relates to a kind of far distance controlled of household electrical appliance, especially when the transmission signal intensity between the control device of household electrical appliance and Long-distance Control is faint, after detecting these signals, can transmit the tele-control system of the household electrical appliance of same signal again in the centre.
Background technology
In general, development along with electronics and mechanics of communication, in order to strengthen the facility of the antitheft of family and life, whole household electrical appliances of family are connected with a network, Communication Control in doors or outside the room, and family is connected external network, a kind of solution that can carry out various information services is provided.
Such domestic network system for the signal exchange between household electrical appliance and the network controller, must be set up communication cable.
Construct network though also can utilize independent communication cable, but to provide the line of electric force of electric power to construct network to family be reasonable method the most at present utilizing, and the technological development in this field at present reached the level of suitable development, so domestic network system from now on also can adopt the power line communication mode.
Fig. 1 is the pie graph of the remote control system of household electrical appliance of prior art.
For household electrical appliance, for example communication such as washing machine 11 and dryer 12, if adopt such power line communication mode, need to be equipped with power line communication modem [modem] at remote controllers 13, above-mentioned power line communication modem is converted to the signal that can transmit by line of electric force to inner separately data-signal, and the above-mentioned signal from the outside input is converted to data-signal again.
Fig. 1 is illustrated in washing house washing machine with dryer is installed separately and at indoor outfit remote controllers, and such remote controllers are not only applicable on washing machine and the dryer, and is equally applicable to other household electrical appliance.
Transmit the mode of 1 ~ 30MHZ high frequency field communication signal on the AC power of 50 ~ 60HZ that power line communication (power line communication) is meant in family together, on the line of electric force of power supply, follow the digital communication technology of transmission for data
Special use connection equipment by a kind of modulator-demodular unit can only be taked communication signal from line of electric force, and owing to use low-output signal, so the running of general household appliances is not had big influence.
Therefore; each family interconnects PC (personal computer) and peripheral device and household electrical appliance; can not only be in the simple control function of carrying out the On/Off household electrical appliance at a distance; concerning the current trends that the home network technologies that can exchange various information is enlivened very much; no matter any household electrical appliance are electrification all; so consider indoor electrical socket to be set everywhere, utilize the method for line of electric force the most suitable concerning home network.
But such power line communication is because a shared circuit carries out the data information exchange of many household electrical appliance, so there is the shortcoming of factor blackout according to conflict when the user utilizes simultaneously.
Except causing that because of such line sharing data collision information disappears, because hypertelorism between washing house's household electrical appliance and the indoor remote controllers, signal intensity is faint, might can not carry out signal exchange normally.
As mentioned above, if can not normally carry out data information exchange between remote controllers and outdoor washing machine and the dryer, so there is the shortcoming of making troubles to the user when making electrical appliance.
And the user might carry out wrong Long-distance Control not accurately not grasping under the state that carries out situation of washing etc., so the situation of may causing danger.
Summary of the invention
The present invention invents by the shortcoming of power line communication mode Long-distance Control in order to solve above-mentioned prior art, its purpose is, when providing a kind of transmission signal intensity between the controller of household electrical appliance and Long-distance Control faint, detect the tele-control system of the household electrical appliance of the same signal that can retransfer in the centre after these information.
In order to achieve the above object, the tele-control system of household electrical appliance of the present invention, utilize the power line communication mode to control the system that is arranged in remote household electrical appliance, include the outfit power line communication modem, be positioned in the interior space that the user lives, the operating state of expression household electrical appliance also transmits the remote controllers of household electrical appliance control signal; The repeater of retransfer received signal and the output signal that forms in the middle of the circuit that connects household electrical appliance and remote controllers constitutes.
Here, repeater receives the same signal that retransfers and strengthen to remote controllers after the output signal of household electrical appliance, perhaps after the output signal of receiving remote controller to the household electrical appliance same signal that retransfers.
That is, repeater receives after the output signal of household electrical appliance to the remote controllers amplifying signal that retransfers, and is feature to the household electrical appliance amplifying signal that retransfers after the output signal of receiving remote controller perhaps.
In addition, repeater comprises the power line communication modem that has with household electrical appliance or remote controllers two-way exchange signal, and to amplify the efferent structure be best for amplifying signal includes signal strength detection portion and signal.
Asking for power line communication if repeater perceives, then to change communication modes in identification (id request) running at the modulator-demodular unit of remote controllers and household electrical appliance, is feature with the running of relaying communication program.
Advantage and good effect: the tele-control system according to household electrical appliance of the present invention has following effect:
The first, the present invention controls to be installed as on the circuit between the remote controllers of household electrical appliance and the household electrical appliance to retransfer signal or amplify the repeater that transmits signal, so have the effect of two-way exchange signal more accurately.
The second, the exchanges data between indoor remote controllers and the outdoor household electrical appliance is always normally carried out, and improves effects such as household electrical appliance running reliability rising so have user's convenience.
Description of drawings
Fig. 1 is the pie graph of tele-control system of the household electrical appliance of prior art,
Fig. 2 is the pie graph according to the tele-control system of household electrical appliance of the present invention,
Fig. 3 is the detailed pie graph according to the repeater of tele-control system of the present invention.
The explanation of accompanying drawing major part symbol
21: washing machine 22: dryer
23: remote controllers 24: repeater
Embodiment
Will understand by the detailed description of following embodiment about another kind of purpose of the present invention, characteristic and advantage.
Describe the tele-control system preferred embodiment of household electrical appliance of the present invention in detail below in conjunction with accompanying drawing.
Fig. 2 is the pie graph according to remote control system of household electrical appliance of the present invention, and Fig. 3 is the detailed pie graph of the repeater of tele-control system of the present invention.
The present invention is: outside indoor in addition the household electrical appliance in the space in the tele-control system of indoor Long-distance Control, faint to the signal intensity that remote controllers transmit to signal intensity or household electrical appliance that household electrical appliance transmit because of remote controllers, the repeater that the signal that can not normally receive or export amplifies the back relaying is installed in the middle of the circuit that connects remote controllers and household electrical appliance.
Here, repeater is equipped with power line communication modem, and internal memory is relaying behind the amplifying signal, perhaps the detection of signal intensity and be amplification stage and the program [program] in retransfer stage of control according to testing result.
According to the tele-control system of household electrical appliance of the present invention as shown in Figure 2, include: be arranged on the household electrical appliance outside the pulpit, for example the remote controllers 23 of the running of washing machine 21 and dryer 22 and expression operating state; Be positioned in the middle of the circuit that connects remote controllers 23 and household electrical appliance, to washing machine 21 and the dryer 22 same signal that retransfers, and receive after the output signal of washing machine 21 and dryer 22 to the retransfer repeater 24 of same signal of remote controllers 23 and constitute after the output signal of receiving remote controller 23.
Here, household electrical appliance such as washing machine 21 and dryer 22 are equipped with for the modulator-demodular unit of communication and are the controll block [control block] of controller and signal exchange.
In addition, remote controllers 23 include: for receiving the receiving trap of controlling the control signal of household electrical appliance according to user's selection instruction, be that the PLC modulator-demodular unit of two-way exchange signal constitutes.
Also have, remote controllers 23 include: be the indication device formation of expression household electrical appliance operating state, indication device includes display device and loudspeaker sound (alarm tone) output units such as [SPEAKER].
After such repeater 24 is installed in the system, in the modulator-demodular unit request identification running of remote controllers 23 and household electrical appliance,, then different with other relaying communication program running with general communication modes if repeater 24 perceives.
In the process of communication between household electrical appliance in the washing house beyond the space that the user lives and the indoor remote controllers, because washing house and indoor hypertelorism, in order to solve the signal intensity faint and problem that produces.
Such repeater: identical with remote controllers basically, just do the effect of the same signal of two-way exchange again, the necessity that perhaps can also append to amplifying repeating signal constitutes.
When following remote controllers identical, the same signal that retransfers behind the signal according to receiving remote controller or household electrical appliance transmission shortens the signal transmitting range, and signal is exchanged like clockwork.
In addition, if only by shortening that the signal transmitting range can not accurately transmit or received signal the time, below using repeater.
Repeater includes as shown in Figure 3: the signal strength detection portion 32 of detecting the signal intensity that sends from remote controllers or household electrical appliance by modulator-demodular unit 31; The detected value of signal strength detection portion 32 is a benchmark, needs amplifying signal if be judged as, the control part 33 that control signal is amplified and the control amplifying signal transmits; Amplify and signal transmits and requires to amplify the signal that receives by modulator-demodular unit 31 and transmit amplifying signal according to the signal of control part 33, perhaps amplifying signal not constitutes but the signal of the same signal that retransfers amplifies efferent 34.
Like this according to remote control system of household electrical appliance of the present invention, on middle the circuit of the household electrical appliance of the remote controllers that connect the control household electrical appliance and the remote controllers certain distance of being separated by, install and retransfer signal or amplify the repeater of transmission signal, so two-way exchange signal exactly.
By above content, just can learn that one of ordinary skill in the art can propose the various deformation example in not breaking away from the technology of the present invention thought range.。
Therefore, technical scope of the present invention can not limit in the above-described embodiments, define with patent request scope.
Claims (5)
1. the tele-control system of household electrical appliance, utilizing the power line communication mode to control to be arranged in the system of remote household electrical appliance, it includes the modulator-demodular unit that is provided to the power line communication circuit, be positioned in the interior space that the user lives, show the operating state of household electrical appliance and send the remote controllers of household electrical appliance control signal; It is characterized in that the repeater that also is formed with retransfer received signal and output signal in the middle of the circuit that connects household electrical appliance and remote controllers constitutes.
2. the tele-control system of household electrical appliance according to claim 1, it is characterized in that, its repeater receives after the output signal of household electrical appliance to the remote controllers same signal that retransfers, perhaps after the output signal of receiving remote controller to the household electrical appliance same signal that retransfers.
3. the tele-control system of household electrical appliance according to claim 1, it is characterized in that, repeater receives after the output signal of household electrical appliance to the remote controllers amplifying signal that retransfers, perhaps after the output signal of receiving remote controller to the household electrical appliance amplifying signal that retransfers.
4. the tele-control system of household electrical appliance according to claim 3, it is characterized in that, repeater comprises the power line communication modem that has with household electrical appliance or remote controllers two-way exchange signal, and amplifying signal is included signal strength detection portion and signal amplification efferent formation.
5. the tele-control system of household electrical appliance according to claim 1, it is characterized in that, when the modulator-demodular unit of remote controllers and household electrical appliance is asked the identification running for power line communication, if repeater perceives, then change communication modes, with the running of relaying communication program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014431 CN1892718A (en) | 2005-07-07 | 2005-07-07 | Remote control system of domestic electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510014431 CN1892718A (en) | 2005-07-07 | 2005-07-07 | Remote control system of domestic electric appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1892718A true CN1892718A (en) | 2007-01-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510014431 Pending CN1892718A (en) | 2005-07-07 | 2005-07-07 | Remote control system of domestic electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1892718A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563691A (en) * | 2010-12-24 | 2012-07-11 | 关隆股份有限公司 | Remote control method and system of gas appliances |
| WO2014068411A1 (en) * | 2012-10-31 | 2014-05-08 | Muddliah Venkatesh | System and method for controlling appliances using one or more data processing devices |
-
2005
- 2005-07-07 CN CN 200510014431 patent/CN1892718A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563691A (en) * | 2010-12-24 | 2012-07-11 | 关隆股份有限公司 | Remote control method and system of gas appliances |
| WO2014068411A1 (en) * | 2012-10-31 | 2014-05-08 | Muddliah Venkatesh | System and method for controlling appliances using one or more data processing devices |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |