CN101149871A - Remote controller utilization and control method and its system - Google Patents
Remote controller utilization and control method and its system Download PDFInfo
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- CN101149871A CN101149871A CNA2006100626627A CN200610062662A CN101149871A CN 101149871 A CN101149871 A CN 101149871A CN A2006100626627 A CNA2006100626627 A CN A2006100626627A CN 200610062662 A CN200610062662 A CN 200610062662A CN 101149871 A CN101149871 A CN 101149871A
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Abstract
The method for using and controlling a tele-controller includes: (1) an electric appliance CPU receives the control signal sent by the tele-controller and picks up the tele-controller identity recognizing code therein; (2) the CPU compares the picked identity recognizing code with the identity recognizing code stored in the CPU, if correspondence the CPU executes actions corresponding to the control signal. Advantage: It can limit the operation to an electro-apparatus by a non-authorized tele-controller.
Description
Technical field
The present invention relates to the telecontrol engineering field, specifically, relate to the technology that the use of electric appliance remote controller is controlled.
Background technology
Universalness along with household electrical appliance, the electrical equipment in family, office space and other place is more and more, simultaneously, these electrical equipment adopt telepilot to control mostly, it generally is telepilot of every electrical arrangement, under electrical equipment and the ever-increasing situation of telepilot quantity, the electrical equipment corresponding remote controller that the user selects to want to control from a plurality of telepilots also is bothersome thing.
At above-mentioned problem, study remote controller or universal remote control have appearred now, so-called study remote controller is meant that a kind of telepilot of electrical equipment is by the learning and memory to another kind of electric appliance remote controller, can carry out telepilot control to another kind of electrical equipment, and universal remote control is meant by a kind of telepilot and can controls multiple electrical equipment.
Above-mentioned technical scheme has solved the general problem of telepilot of multiple different electrical equipment, but also brought another problem simultaneously, the user of some electrical equipment, especially the user of public arena electrical equipment, do not wish that any telepilot can both control this electrical equipment, do not wish that even the unauthorized personnel utilizes other telepilots of the same model electrical equipment of same brand that this electrical equipment is controlled.In addition, in family life, if father and mother do not wish that child watches specific channel other TV programme in addition, except TV remote controller is concealed, also need to provide a kind of other effective ways to limit, also can't change operations such as platform to TV even child takes telepilot.
Therefore, the electrical equipment user who has wishes to have only the telepilot of mandate to control electrical equipment, and wishes to have authorized the operation of telepilot to electrical equipment by the certain way restriction.
Summary of the invention
The object of the present invention is to provide a kind of use control method and system thereof of telepilot, to solve use control problem to telepilot.
For achieving the above object, the present invention adopts following technical scheme:
A kind of use control method of telepilot, described method comprises the steps:
A, electrical equipment CPU accept to extract after the control signal that telepilot sends telepilot identity code wherein;
B, described CPU compare the telepilot identity code of storing in the telepilot identity code that extracted and the described electrical equipment, if conform to then control the function that described electrical equipment is carried out described control signal correspondence.
Wherein also comprise before the step a:
A0, in described electrical equipment the storage described telepilot identity code.
Wherein step a specifically comprises:
A1, described electrical equipment receive the infrared signal of described telepilot emission, and are sent to described electrical equipment CPU after wherein demodulating described remote signal;
A2, described electrical equipment CPU decode after receiving described remote signal, extract preceding 4 in the described remote signal coded data sign indicating number;
Wherein step b specifically comprises:
B1, described CPU with in the remote control coding numeric data code that extracts preceding 4 with described electrical equipment storer in the telepilot identity code stored compare, if store in the described storer with described remote control coding numeric data code in preceding 4 telepilot identity codes that conform to, the telepilot of then judging the described remote signal of emission is for authorizing telepilot;
B2, described CPU control the function that described electrical equipment is carried out described remote signal correspondence.
Wherein step b also comprises:
If do not conform to, then described CPU calls OSD and shows, the telepilot that the prompting user launches described remote signal is unauthorized telepilot.
Wherein step b also comprises:
Described CPU compares the telepilot identity code of storing in the telepilot identity code that extracted and the described electrical equipment, if conform to then judge whether described telepilot handles lock-out state, if not, then control described electrical equipment and carry out the function of described control signal correspondence, otherwise the prompting user imports unlocking pin.
Wherein also comprise after the step b:
Described CPU receive behind the unlocking pin of user's input with storer in advance the unlocking pin of storage compare, if conform to then remove the lock-out state of described telepilot, control described electrical equipment and carry out the function of described control signal correspondence, otherwise prompting user unlocking pin mistake.
Described electrical equipment is televisor.
The present invention also provides a kind of telepilot to use control system, and described system comprises:
Telepilot is used for launching the remote signal that has identity code to controlled electrical equipment;
Controlled electrical equipment storer links to each other with controlled electrical equipment CPU, is used for storing the telepilot identity code;
Controlled electrical equipment CPU is used for receiving the telepilot identity code that therefrom extracts described identity code and storage in advance after the described remote signal and compares, and controls described controlled electrical equipment according to comparative result and carry out corresponding operation.
Described controlled electrical equipment is televisor.
The present invention overcomes the deficiencies in the prior art, add identity code in the remote controller signal that employing is launched in telepilot, extract wherein identity code and the identity code comparison of stored authorized telepilot in advance after the televisor reception remote signal, judge whether to authorizing the technical scheme of control of remote controller signal, limited of the operation of unauthorized telepilot to electrical equipment, for the user provides a kind of control device of electric appliance remote controller easily and effectively, satisfied user's demand.
Description of drawings
Fig. 1 is remote manipulator system of the present invention and remote control coding form synoptic diagram;
Fig. 2 is an embodiment of the invention process flow diagram.
Embodiment
Ultimate principle of the present invention is to increase identity code in the remote control coding that telepilot sends, after the CPU of electrical equipment receives remote control mode, at first judge according to this identity code whether the telepilot that sends remote control coding is the telepilot that process is authorized, if, then carry out corresponding operation, otherwise do not carry out telecommand according to the telecommand control apparatus.
Be that example describes with the TV remote controller in the embodiment of the invention.
The system architecture of telepilot and the coded format of telepilot as shown in Figure 1, wherein telepilot comprises:
Direct supply is used for providing power supply to telepilot;
Key-press matrix is used for for user's input control order;
Control and remote control coding generation module are used for producing remote control coding according to the telecommand of user's input;
Amplifying circuit is used for the remote control coding signal is amplified;
Infrared transmission module is used for producing infrared waves, carrying remote control coding signal.
As shown in Figure 1, common remote control coding form is: preamble code+systematic code+numeric data code+data radix-minus-one complement.Wherein:
Preamble code: be used for notifying receiving end to be remote-control data thereafter;
Systematic code: being used for distinguishing is the data of which type, and receiving end judges according to this whether follow-up data are the instruction that must carry out;
Numeric data code: being used for distinguishing is which key is pressed, and receiving end is made the judgement that carry out what action according to numeric data code;
Data radix-minus-one complement: the correctness that is used for the verification msg sign indicating number.
The embodiment of the invention is inserted the identity code of telepilot in above-mentioned numeric data code, with 4 figure places signs, occupy preceding 4 of numeric data code, and each telepilot is provided with a unique identity code, and identity code is set in advance, can not change for example 0001.
Televisor is stored the identity code of above-mentioned telepilot in its storer, after the control signal that receives the telepilot transmission, extract numeric data code in the remote signal coding preceding 4, the identity code that is stored authorized telepilot in the identity code of telepilot and the storer compares, if a certain in the identity code that receives and the identity code of storage is coincide, show that then the telepilot that this time sends telecommand is for authorizing telepilot, televisor will be carried out remote command, otherwise, the televisor refusal is carried out, and this telepilot can not be controlled televisor.
For example, TV user is three telepilots of its televisor configuration, and wish to have only these three telepilots can control televisor, the identity code that can set these three telepilots in advance is respectively 0001 (telepilot 1), 0010 (telepilot 2) and 0011 (telepilot 3), also stores these three identity codes in the televisor in advance: 0001,0010 and 0011.
When telepilot 1, telepilot 2 or telepilot 3 during to the televisor sending controling instruction, televisor CPU extracts the identity code of storing in identity code and the television memory and compares from the remote control coding numeric data code, when identity code is in 0001,0010 or 0011 any, CPU can both find corresponding identification code in its storer, therefore can judge the telepilot that sends this remote signal for authorizing telepilot, CPU control televisor is carried out function corresponding according to telecommand.
When other telepilots outside telepilot 1, telepilot 2 and the telepilot 3 (as other TV remote controller of the same model of same brand) send remote signal to televisor, identity code in its remote control coding numeric data code is not 0001,0010 or 0011 thrin, CPU can't find corresponding identity code at its storer, therefore judge that this telepilot is unauthorized telepilot, does not carry out corresponding telecommand.
In addition, for the rights of using of authorizing telepilot are limited, all right setting remote controller lock-out state, when authorizing telepilot that televisor is carried out remote control, CPU can also require the user to import unlocking pin, if the unlocking pin of user's input is correct, then CPU control televisor is carried out corresponding distant control function.
Embodiment of the invention process flow diagram comprises the steps: as shown in Figure 2
1, demodulates remote signal after the infrared signal of televisor infrared receiving module reception telepilot input, and send remote controller signal to televisor CPU;
2, televisor CPU decodes to remote signal and extracts preceding 4 of numeric data code;
3, CPU with numeric data code preceding 4 with storer in advance the telepilot identity code of storage compare, if the identity code that conforms to is arranged in the storer, change step 4, otherwise change step 9;
4, CPU judges further whether this telepilot is in the lock state, if step 5 is changeed in locking, otherwise extracts the button code value in the numeric data code, and the control televisor is carried out respective operations;
5, the button code value in the numeric data code is stored in the temporary storage, the prompting user imports unlocking pin;
6, the unlocking pin with user's input compares with the unlocking pin of presetting, if coupling is changeed step 7, otherwise changes step 8;
7, the CPU state that unlocks extracts the button code value in the temporary storage, and the control televisor is carried out corresponding operation;
8, keep lock-out state, prompting user unlocking pin mistake;
9, this telepilot of prompting user is unauthorized telepilot.
Claims (9)
1. the use control method of a telepilot is characterized in that, described method comprises the steps:
A, electrical equipment CPU accept to extract after the control signal that telepilot sends telepilot identity code wherein;
B, described CPU compare the telepilot identity code of storing in the telepilot identity code that extracted and the described electrical equipment, if conform to then control the function that described electrical equipment is carried out described control signal correspondence.
2. method according to claim 1 is characterized in that, wherein also comprises before the step a:
A0, in described electrical equipment the storage described telepilot identity code.
3. method according to claim 1 is characterized in that, wherein step a specifically comprises:
A1, described electrical equipment receive the infrared signal of described telepilot emission, and are sent to described electrical equipment CPU after wherein demodulating described remote signal;
A2, described electrical equipment CPU decode after receiving described remote signal, extract preceding 4 in the described remote signal coded data sign indicating number;
Wherein step b specifically comprises:
B1, described CPU with in the remote control coding numeric data code that extracts preceding 4 with described electrical equipment storer in the telepilot identity code stored compare, if store in the described storer with described remote control coding numeric data code in preceding 4 telepilot identity codes that conform to, the telepilot of then judging the described remote signal of emission is for authorizing telepilot;
B2, described CPU control the function that described electrical equipment is carried out described remote signal correspondence.
4. method according to claim 1 is characterized in that, wherein step b also comprises:
If do not conform to, then described CPU calls OSD and shows, the telepilot that the prompting user launches described remote signal is unauthorized telepilot.
5. method according to claim 1 is characterized in that, wherein step b also comprises:
Described CPU compares the telepilot identity code of storing in the telepilot identity code that extracted and the described electrical equipment, if conform to then judge whether described telepilot handles lock-out state, if not, then control described electrical equipment and carry out the function of described control signal correspondence, otherwise the prompting user imports unlocking pin.
6. method according to claim 4 is characterized in that, wherein also comprises after the step b:
Described CPU receive behind the unlocking pin of user's input with storer in advance the unlocking pin of storage compare, if conform to then remove the lock-out state of described telepilot, control described electrical equipment and carry out the function of described control signal correspondence, otherwise prompting user unlocking pin mistake.
7. according to claim 1 or 2 or 3 or 4 or 5 described methods, it is characterized in that described electrical equipment is televisor.
8. a telepilot uses control system, it is characterized in that described system comprises:
Telepilot is used for launching the remote signal that has identity code to controlled electrical equipment;
Controlled electrical equipment storer links to each other with controlled electrical equipment CPU, is used for storing the telepilot identity code;
Controlled electrical equipment CPU is used for receiving the telepilot identity code that therefrom extracts described identity code and storage in advance after the described remote signal and compares, and controls described controlled electrical equipment according to comparative result and carry out corresponding operation.
9. system according to claim 7 is characterized in that, described controlled electrical equipment is televisor.
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| CN2006100626627A CN101149871B (en) | 2006-09-18 | 2006-09-18 | Remote controller utilization and control method and its system |
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| CN2006100626627A CN101149871B (en) | 2006-09-18 | 2006-09-18 | Remote controller utilization and control method and its system |
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| CN101149871B CN101149871B (en) | 2011-09-14 |
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