CN104378673B - A method of prevent remote controler and the signal of infrared forwarding equipment from interfering with each other - Google Patents
A method of prevent remote controler and the signal of infrared forwarding equipment from interfering with each other Download PDFInfo
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- CN104378673B CN104378673B CN201410657746.XA CN201410657746A CN104378673B CN 104378673 B CN104378673 B CN 104378673B CN 201410657746 A CN201410657746 A CN 201410657746A CN 104378673 B CN104378673 B CN 104378673B
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- infrared
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- forwarding equipment
- forwarding
- infrared signal
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000002452 interceptive effect Effects 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000010586 diagram Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42221—Transmission circuitry, e.g. infrared [IR] or radio frequency [RF]
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Selective Calling Equipment (AREA)
- Details Of Television Systems (AREA)
Abstract
The present invention provides a kind of method for preventing remote controler and the signal of infrared forwarding equipment from interfering with each other, the infrared forwarding equipment is for being converted to corresponding infrared signal for the control signal that television set is sent and being transmitted to other controlled plants, when the infrared forwarding equipment receives the infrared signal of TV remote controller and to forward an infrared signal identical with the infrared signal carrier frequency of TV remote controller simultaneously, make the delay of a T time to the infrared signal to be forwarded, so that controlled plant will not receive simultaneously the infrared signals of two same carrier frequencies at same time point, problem is interfered with each other to avoid signal.
Description
Technical field
The present invention relates to field of household appliances more particularly to a kind of prevent remote controler and the signal of infrared forwarding equipment from interfering with each other
Method, infrared forwarding equipment and television set.
Background technique
Occur being mounted with corresponding A PK application program by common IR remote controller and with correspondence on the market at present
Andriod intelligent TV set, can by it is wired or be wirelessly connected to one can carry out omnidirectional's angle emit infrared signal
Separate modular, go to control other infrared equipments.
As shown in Figure 1, common IR remote controller and corresponding Andriod intelligent TV set (require connect to cloud service
Device) downlink center as infrared data, all data be all read from server by television set as intermediary and under
It passes, remote controler passes through corresponding button operation television set；Infrared forwarding equipment with infrared emission and receive head, can receive and
Emit infrared signal；Set-top box, air-conditioning, fan receive and come to external infrared control signal as terminal controlled plant.
It during the launch process due to infrared signal, is to be launched by infrared emission head, due to use habit, generally
In family the infrared receiving window of television set and set-top box be for the remote controler of television set in the same face, television set it is distant
Control device when transmitting signals, the infrared receiving terminal of set-top box is possible to receive the infrared signal of TV remote controller, and
Most of current infrared signal is loaded on the carrier wave that a frequency is 38K, if will lead on the same carrier wave
The superposition of useful signal causes the code value of signal incorrect.
Summary of the invention
The object of the present invention is to provide a kind of methods for preventing remote controler and the signal of infrared forwarding equipment from interfering with each other.
The present invention also provides a kind of infrared forwarding equipment for preventing remote controler infrared signal from interfering.
Also invention also provides a kind of television set with infrared forwarding equipment.
To solve technical problem of the invention, the present invention provides a kind of signal phase for preventing remote controler and infrared forwarding equipment
The method mutually interfered, the infrared forwarding equipment are used to being converted to the control signal that television set is sent into corresponding infrared letter
Number and be transmitted to other controlled plants, when the infrared forwarding equipment receives the infrared signal of TV remote controller simultaneously and wants
When forwarding an infrared signal identical with the infrared signal carrier frequency of TV remote controller, the infrared signal to be forwarded is made
The delay of one T time, so that controlled plant will not receive simultaneously the red of two same carrier frequencies at same time point
External signal.
Wherein, the infrared forwarding equipment can carry out omnidirectional's angle transmitting infrared signal.
Wherein, the infrared forwarding equipment includes infrared receiving module, infrared transmission module and infrared control module, described
Infrared control module is used to the control signal of television set being converted to the infrared signal to be emitted, and passes through the infrared transmission module
Launch.
Wherein, the infrared receiving module and the infrared transmission module are all the infrared module of full rate.Wherein, described
Infrared forwarding equipment is connected by way of wired connection or wireless connection with the television set.
A kind of infrared forwarding equipment for other controlled plants forwarding TV machine control signal, including infrared receiving
Block, infrared transmission module and infrared control module, the infrared control module are wanted for being converted to the control signal of television set
The infrared signal of transmitting is launched by the infrared transmission module, when the infrared forwarding equipment receives TV simultaneously
The infrared signal of set remote-controller and to forward an infrared signal identical with the infrared signal carrier frequency of TV remote controller
When, make the delay of a T time to the infrared signal to be forwarded, so that controlled plant will not receive simultaneously at same time point
To the infrared signal of two same carrier frequencies.
Wherein, the infrared receiving module and the infrared transmission module are all the infrared module of full rate.
Wherein, the infrared forwarding equipment is connected by way of wired connection or wireless connection with the television set
It connects.
A kind of television set comprising for forwarding the infrared forwarding equipment of TV machine control signal to other controlled plants,
When the infrared forwarding equipment receives the infrared signal of TV remote controller simultaneously and to forward one and TV remote controller
Infrared signal carrier frequency identical infrared signal when, make the delay of a T time to the infrared signal to be forwarded so that
Controlled plant will not receive simultaneously the infrared signals of two same carrier frequencies at same time point.
Compared with prior art, using the process and apparatus of the present invention, when the infrared forwarding equipment receives simultaneously
It the infrared signal of TV remote controller and to forward one identical infrared with the infrared signal carrier frequency of TV remote controller
Signal makees the delay of a T time to the infrared signal to be forwarded, so that controlled plant will not connect simultaneously at same time point
The infrared signal of two same carrier frequencies is received, so that avoid signal interferes with each other problem.
Detailed description of the invention
Fig. 1 is the schematic diagram by television set forwarding remote control signal of the prior art.
Fig. 2 is the system module schematic diagram of the television set forwarding infrared remote-controlled signal of Fig. 2 one embodiment of the invention.
Fig. 3 is the flow chart for the method for preventing remote controler and the signal of infrared forwarding equipment from interfering with each other in Fig. 2.
Fig. 4 is the system module schematic diagram of the television set forwarding infrared remote-controlled signal of another embodiment of the present invention.
Specific embodiment
As shown in Fig. 2, forwarding the system module schematic diagram of infrared remote-controlled signal for the television set of one embodiment of the invention.Electricity
It include TV infrared receiving module, TV SOC chip, WIFI mould group depending on machine (TV).TV infrared receiving module receiving module is for receiving
The signal of TV remote controller, WIFI module be used for by router connect with cloud server or wirelessly with it is red
Outer transceiver module is connected.Infrared forwarding equipment is used to forward television set to other controlled plants (set-top box, air-conditioning, fan etc.)
Control signal.Infrared forwarding equipment includes infrared receiving module, infrared transmission module and infrared control module, the infrared control
Module is used to the control signal of television set being converted to the infrared signal to be emitted, and is launched by the infrared transmission module
It goes, when the infrared forwarding equipment receives the infrared signal of TV remote controller simultaneously and to forward one and TV remote-control
When the identical infrared signal of the infrared signal carrier frequency of device, make the delay of a T time to the infrared signal to be forwarded, so that
Controlled plant will not receive simultaneously the infrared signals of two same carrier frequencies at same time point.The infrared forwarding is set
It is standby to carry out omnidirectional's angle transmitting infrared signal.The infrared receiving module and the infrared transmission module are all the red of full rate
Outer mold piece.
The present invention is illustrated as example to the control of set-top box using television set below.
After TV remote controller operates television set starting APK program by operation button, television set can be by included
WIFI mould group, is connected to cloud server by wireless router, transfers code value and corresponding carrier information for set-top box,
Return to TV SOC chip, by television set, (such as usb protocol) is transmitted to infrared forwarding equipment by way of wired connection, finally by
Infrared forwarding equipment loads code value and carrier wave together, launches control set-top box by infrared forwarding equipment.
As shown in figure 3, infrared forwarding equipment is as follows to TV machine control signal forwarding process:
The machine top that infrared forwarding equipment judges the carrier wave for the infrared signal that the remote controler of television set issues and finally to be controlled
Whether the carrier frequency of box is identical；
When the carrier wave for the infrared signal that TV remote controller issues is different with the carrier frequency for the set-top box finally to be controlled
When, the signal of infrared forwarding equipment transmitting is transmitted directly to set-top box, and the infrared signal that TV remote controller issues will not be interfered
The infrared signal that infrared forwarding equipment issues.
When the carrier wave for the infrared signal that TV remote controller issues is identical with the carrier frequency for the set-top box finally to be controlled
When, infrared forwarding equipment makees the delay of a T time to the infrared signal to be forwarded, so that set-top box will not be in the same time
Point while the infrared signals of two same carrier frequencies is received, so that avoid signal interferes with each other problem.
As shown in figure 4, in an alternative embodiment of the invention, the infrared forwarding equipment in Fig. 2 is built in television set, from
And television set can be made directly to have the function of infrared forwarding.
Compared with prior art, method of the invention receives the red of TV remote controller in infrared forwarding equipment simultaneously
External signal and by TV transmission same carrier frequencies signal when, for TV transmission signal make a T time delay, it is ensured that
Controlled plant will not receive simultaneously the infrared signal of two same carrier frequencies at same time point, to avoid signal
Interfere with each other problem.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention
Protection scope.
Claims (10)
1. a kind of method for preventing remote controler and the signal of infrared forwarding equipment from interfering with each other, the infrared forwarding equipment is used for will
The control signal that television set is sent is converted to corresponding infrared signal and is transmitted to other controlled plants, which is characterized in that
When the infrared forwarding equipment receives the infrared signal of TV remote controller simultaneously and to forward one and TV remote controller
Infrared signal carrier frequency identical infrared signal when, infrared forwarding equipment judges the infrared letter that the remote controler of television set issues
Number carrier wave and the set-top box finally to be controlled carrier frequency it is whether identical:
It is red when the carrier wave for the infrared signal that TV remote controller issues is different with the carrier frequency for the set-top box finally to be controlled
The signal of outer forwarding device transmitting is transmitted directly to set-top box, and the infrared signal that TV remote controller issues will not interfere infrared turn
Send out the infrared signal that equipment issues；
It is red when the carrier wave for the infrared signal that TV remote controller issues is identical with the carrier frequency for the set-top box finally to be controlled
Outer forwarding device makees the delay of a T time to the infrared signal to be forwarded, so that controlled plant will not be at same time point
The infrared signal of two same carrier frequencies is received simultaneously.
2. the method according to claim 1 for preventing remote controler and the signal of infrared forwarding equipment from interfering with each other, feature
It is, the infrared forwarding equipment can carry out omnidirectional's angle transmitting infrared signal.
3. the method according to claim 1 for preventing remote controler and the signal of infrared forwarding equipment from interfering with each other, feature
It is, the infrared forwarding equipment includes infrared receiving module, infrared transmission module and infrared control module, the infrared control
Module is used to the control signal of television set being converted to the infrared signal to be emitted, and is launched by the infrared transmission module
It goes.
4. the method for preventing remote controler and the signal of infrared forwarding equipment from interfering with each other according to claim 3, feature
It is, the infrared receiving module and the infrared transmission module are all the infrared module of full rate.
5. the method according to claim 1 for preventing remote controler and the signal of infrared forwarding equipment from interfering with each other, feature
It is, the infrared forwarding equipment is connected by way of wired connection or wireless connection with the television set.
6. a kind of infrared forwarding equipment for other controlled plants forwarding TV machine control signal, including infrared receiving
Block, infrared transmission module and infrared control module, the infrared control module are wanted for being converted to the control signal of television set
The infrared signal of transmitting is launched by the infrared transmission module, which is characterized in that when the infrared forwarding equipment simultaneously
Receive the infrared signal of TV remote controller and to forward one it is identical as the infrared signal carrier frequency of TV remote controller
Infrared signal when, infrared forwarding equipment judges the carrier wave for the infrared signal that the remote controler of television set issues and finally to be controlled
Whether the carrier frequency of set-top box is identical:
It is red when the carrier wave for the infrared signal that TV remote controller issues is different with the carrier frequency for the set-top box finally to be controlled
The signal of outer forwarding device transmitting is transmitted directly to set-top box, and the infrared signal that TV remote controller issues will not interfere infrared turn
Send out the infrared signal that equipment issues；
It is red when the carrier wave for the infrared signal that TV remote controller issues is identical with the carrier frequency for the set-top box finally to be controlled
Outer forwarding device makees the delay of a T time to the infrared signal to be forwarded, so that controlled plant will not be at same time point
The infrared signal of two same carrier frequencies is received simultaneously.
7. the infrared forwarding equipment according to claim 6 for other controlled plants forwarding TV machine control signal,
It is characterized in that, the infrared receiving module and the infrared transmission module are all the infrared module of full rate.
8. the infrared forwarding equipment according to claim 6 for other controlled plants forwarding TV machine control signal,
It is characterized in that, the infrared forwarding equipment is connected by way of wired connection or wireless connection with the television set.
9. a kind of television set, which is characterized in that including for forwarding infrared turn of TV machine control signal to other controlled plants
Equipment is sent out, when the infrared forwarding equipment receives the infrared signal of TV remote controller simultaneously and to forward one and television set
When the identical infrared signal of the infrared signal carrier frequency of remote controler, infrared forwarding equipment judges what the remote controler of television set issued
Whether the carrier frequency of the carrier wave of infrared signal and the set-top box finally to be controlled is identical:
It is red when the carrier wave for the infrared signal that TV remote controller issues is different with the carrier frequency for the set-top box finally to be controlled
The signal of outer forwarding device transmitting is transmitted directly to set-top box, and the infrared signal that TV remote controller issues will not interfere infrared turn
Send out the infrared signal that equipment issues；
It is red when the carrier wave for the infrared signal that TV remote controller issues is identical with the carrier frequency for the set-top box finally to be controlled
Outer forwarding device makees the delay of a T time to the infrared signal to be forwarded, so that controlled plant will not be at same time point
The infrared signal of two same carrier frequencies is received simultaneously.
10. television set according to claim 9, which is characterized in that infrared forwarding equipment, including it is infrared receiving module, infrared
Transmitting module and infrared control module, the infrared control module for the control signal of television set is converted to be emitted it is red
External signal is launched by the infrared transmission module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410657746.XA CN104378673B (en) | 2014-11-18 | 2014-11-18 | A method of prevent remote controler and the signal of infrared forwarding equipment from interfering with each other |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410657746.XA CN104378673B (en) | 2014-11-18 | 2014-11-18 | A method of prevent remote controler and the signal of infrared forwarding equipment from interfering with each other |
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| Publication Number | Publication Date |
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| CN104378673A CN104378673A (en) | 2015-02-25 |
| CN104378673B true CN104378673B (en) | 2018-12-04 |
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| CN201410657746.XA Active CN104378673B (en) | 2014-11-18 | 2014-11-18 | A method of prevent remote controler and the signal of infrared forwarding equipment from interfering with each other |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105992039A (en) * | 2015-02-28 | 2016-10-05 | Tcl集团股份有限公司 | Television media device control device, system and method |
| CN110672962A (en) * | 2019-10-22 | 2020-01-10 | 东莞市鸿茂物联网科技有限公司 | State monitoring system for electric equipment |
| CN114071202B (en) * | 2020-07-30 | 2024-01-09 | 南宁富联富桂精密工业有限公司 | Infrared identification device and method thereof |
| CN111915866A (en) * | 2020-08-03 | 2020-11-10 | 深圳市华曦达科技股份有限公司 | CEC (consumer electronics control) compatible infrared Bluetooth control method and system for remote controller and electronic equipment |
| CN112581743B (en) * | 2020-12-02 | 2022-03-08 | 广州朗国电子科技股份有限公司 | Infrared remote control cascade circuit |
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| CN203325206U (en) * | 2013-06-27 | 2013-12-04 | 广州中国科学院软件应用技术研究所 | Infrared remote-control learning and control device |
| CN103996281A (en) * | 2014-04-28 | 2014-08-20 | 东南大学 | Learning-type wireless-to-infrared universal forwarding device and work method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080055108A1 (en) * | 2006-08-30 | 2008-03-06 | Jin-Soo Han | Apparatus and method for controlling legacy home appliances |
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- 2014-11-18 CN CN201410657746.XA patent/CN104378673B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102129768A (en) * | 2010-10-14 | 2011-07-20 | 骏升科技（扬州）有限公司 | Method for preventing remote control signal conflict of multichannel infrared remote control system |
| CN103366547A (en) * | 2012-03-22 | 2013-10-23 | 精工电子有限公司 | Device identification apparatus and remote control system |
| CN203325206U (en) * | 2013-06-27 | 2013-12-04 | 广州中国科学院软件应用技术研究所 | Infrared remote-control learning and control device |
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| CN104378673A (en) | 2015-02-25 |
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Effective date of registration: 20200630 Address after: 23 / F, Guangdong hi tech District Patentee after: Shenzhen Konka Holding Group Co.,Ltd. Address before: 518053 No. 9008 Shennan Avenue, overseas Chinese town, Shenzhen, Guangdong, Nanshan District Patentee before: KONKA GROUP Co.,Ltd. |
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Address after: 518057 23rd floor, Konka R & D building, No. 28, Keji South 12th Road, high tech Zone, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen Konka Holding Group Co.,Ltd. Country or region after: China Address before: 518057 23rd floor, Konka R & D building, No. 28, Keji South 12th Road, high tech Zone, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee before: Shenzhen Konka Holding Group Co.,Ltd. Country or region before: China |