CN104900045A - Signal transmission method, electronic devices and control system - Google Patents
Signal transmission method, electronic devices and control system Download PDFInfo
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- CN104900045A CN104900045A CN201410081682.3A CN201410081682A CN104900045A CN 104900045 A CN104900045 A CN 104900045A CN 201410081682 A CN201410081682 A CN 201410081682A CN 104900045 A CN104900045 A CN 104900045A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000008054 signal transmission Effects 0.000 title abstract description 5
- 238000005316 response function Methods 0.000 claims description 21
- 230000008569 process Effects 0.000 claims description 13
- 230000004044 response Effects 0.000 claims description 10
- 230000003321 amplification Effects 0.000 claims description 9
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 9
- 230000006870 function Effects 0.000 description 29
- 238000003825 pressing Methods 0.000 description 16
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009897 systematic effect Effects 0.000 description 2
- 210000003323 beak Anatomy 0.000 description 1
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- 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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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C2201/00—Transmission systems of control signals via wireless link
- G08C2201/40—Remote control systems using repeaters, converters, gateways
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Abstract
The invention discloses a signal transmission method which is used for solving the technical problem that an infrared remote controller in the prior art cannot remotely control a camera. The method comprises the steps: a first controlled electronic device acquires a first infrared control signal, and the first infrared control signal is carried with a controlled device identification; the first infrared control signal is resolved by the first controlled electronic device, to determine whether the controlled device identification and the first device identification of the first controlled electronic device are the same device identification; and when the controlled device identification and the first device identification are not the same device identification, the first infrared control signal is transmitted to a second controlled electronic device by the first controlled electronic device. The invention also discloses the corresponding electronic devices and a control system.
Description
Technical field
The present invention relates to the communications field, particularly a kind of method for transmitting signals, electronic equipment and control system.
Background technology
The infrared control techniques that shakes has become a technology generally applied, a lot of equipment, as TV, DVD, video camera etc. have infrared control function, just can control these equipment easily by corresponding infrared remote controller.General infrared remote control system forms by launching (infrared remote controller) and receiving (infrared decoding equipment, as TV) two large divisions, is equivalent to Infrared remote controller and corresponding infrared receiving set constitutes an infrared remote control system.
When after the button on the keyboard that user presses infrared remote controller, infrared remote controller will outwards send infrared waveform, and corresponding infrared receiving set just can respond after receiving infrared waveform.
Such as, a kind of infrared waveform as shown in Figure 1.Wherein first 16 is systematic code (user identification code), and for distinguishing different infrared receiving sets, latter 16 is 8 bit data code (operational code) and radix-minus-one complements.Infrared receiving set just can respond the control of infrared remote controller after decoding to 32 binary codes received according to systematic code and numeric data code.
Infrared remote control system uses easily, but also there is certain limitation: the infrared receiver end that infrared receiving set has has certain receiving angle restriction, corresponding Infrared remote controller has specific controlled range, when the controlled range that infrared receiving set is placed on infrared remote controller is outer, infrared receiving set just cannot respond.
Such as, consider a kind of scene: some meeting-place needs to arrange that multiple video camera is made a video recording, and a video camera is placed in such as middle, rostrum, meeting-place, a video camera is respectively placed at the upper angle, 4 tops in meeting-place, as shown in Figure 2.Wherein, video camera 1 is in the controlled range of infrared remote controller, can normally controlled (being the controlled range of Infrared remote controller inside two dotted lines in Fig. 2), and video camera 2,3,4 and 5 is subject to the restriction of placement location and receiving angle, cannot receive the infrared signal that infrared remote controller sends, thus Infrared remote controller cannot control to these video cameras.
Visible, in prior art, during distant between infrared receiving set and Infrared remote controller, Infrared remote controller cannot realize the control to these infrared receiving sets, and the control office of Infrared remote controller is sex-limited larger.
Summary of the invention
The embodiment of the present invention provides a kind of method for transmitting signals, electronic equipment and control system, cannot the technical matters of far distance controlled infrared receiving set for solving Infrared remote controller in prior art.
A first aspect of the present invention, provides a kind of method for transmitting signals, comprises the following steps:
First controlled electronic equipment obtains the first infrared control signal, carries controlled device mark in described first infrared control signal;
Described first controlled electronic equipment is resolved described first infrared control signal, judges whether described controlled device mark is same device identification with the first device identification of described first controlled electronic equipment;
When described controlled device mark is not same device identification with described first device identification, described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment.
In conjunction with first aspect, in the implementation that the first is possible, after judging whether the first device identification of described controlled device mark and described first controlled electronic equipment is same device identification, also comprise: when described controlled device mark is same device identification with described first device identification, described first infrared control signal of described first controlled electronic equipment response.
In conjunction with first aspect, in the implementation that the second is possible, first controlled electronic equipment obtains the first infrared control signal, comprise: described first controlled electronic equipment obtains described first infrared control signal by the infrared receiver end of described first controlled electronic equipment, or described first controlled electronic equipment obtains described first infrared control signal by the serial input interface of described first controlled electronic equipment.
In conjunction with first aspect or the first possible implementation or the possible implementation of the second, in the implementation that the third is possible, described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment, comprising:
Described first infrared control signal is carried out amplification process by described first controlled electronic equipment;
The first infrared control signal after amplification is transferred to described second controlled electronic equipment by the serial output interface of described first controlled electronic equipment by described first controlled electronic equipment.
In conjunction with first aspect or the possible implementation of the second or the third possible implementation, in the 4th kind of possible implementation, while described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment or afterwards, also comprise: described first controlled electronic equipment cuts out the infrared response function of described first controlled electronic equipment.
In conjunction with the 4th kind of possible implementation, in the 5th kind of possible implementation, after described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment, also comprise:
Described first controlled electronic equipment receives the second infrared control signal;
Described second infrared control signal is transferred to described second controlled electronic equipment by the serial output interface of described first controlled electronic equipment by described first controlled electronic equipment.
A second aspect of the present invention, provides a kind of electronic equipment, comprising:
Acquisition module, for obtaining the first infrared control signal, carries controlled device mark in described first infrared control signal;
Processing module, for resolving described first infrared control signal, judges whether described controlled device mark is same device identification with the first device identification of described first controlled electronic equipment;
Output module, for when described controlled device mark is not same device identification with described first device identification, is transferred to the second controlled electronic equipment by described first infrared control signal.
In conjunction with second aspect, in the implementation that the first is possible, described processing module also for: when described controlled device mark is same device identification with described first device identification, respond described first infrared control signal.
In conjunction with second aspect, in the implementation that the second is possible, described acquisition module specifically for: obtain described first infrared control signal by the infrared receiver end of described electronic equipment, or by described first infrared control signal of serial input interface acquisition of described electronic equipment.
In conjunction with second aspect or the first possible implementation or the possible implementation of the second, in the implementation that the third is possible, described output module specifically for: described first infrared control signal is carried out amplification process; The first infrared control signal after amplifying is transferred to the second controlled electronic equipment by the serial output interface of described electronic equipment.
In conjunction with second aspect or the possible implementation of the second or the third possible implementation, in the 4th kind of possible implementation, described processing module is also for the infrared response function of closing described first controlled electronic equipment.
In conjunction with the 4th kind of possible implementation, in the 5th kind of possible implementation, described acquisition module is also for receiving the second infrared control signal;
Described output module is also for being transferred to described second controlled electronic equipment by the serial output interface of described electronic equipment.
A third aspect of the present invention, provides a kind of control system, comprising:
At least one controlled electronic equipment, wherein each controlled electronic equipment all has a serial input interface and a serial output interface, is connected in turn between each controlled electronic equipment by serial input interface and serial output interface;
Infrared remote controller, for controlling a controlled electronic equipment wherein, or controls remaining arbitrary controlled electronic equipment by this controlled electronic equipment.
In conjunction with the third aspect, in the implementation that the first is possible, described serial input interface has M pin, and M is positive integer, and at least one pin is wherein for transmitting infrared control signal; And described serial output interface has M pin, M is positive integer, and at least one pin is wherein for transmitting infrared control signal.
In the embodiment of the present invention, what controlled electronic equipment obtained is infrared control signal, and what transmit between each controlled electronic equipment is also infrared control signal, thus directly can be controlled controlled electronic equipment by Infrared remote controller, without the need to the controller that other are special, save hardware cost.
And, described first controlled electronic equipment can compare after receiving described first infrared control signal whether the controlled device mark of carrying in this signal is same device identification with described first device identification, if not, then described first infrared control signal can be transferred to next controlled electronic equipment by described first controlled electronic equipment, thus can ensure corresponding infrared control signal can respond by the controlled electronic equipment of correspondence, improve control accuracy, the control to multiple controlled electronic equipment can be realized by an Infrared remote controller.
Be connected with each other between multiple controlled electronic equipment, a controlled electronic equipment wherein can be only had can to receive the infrared control signal of Infrared remote controller transmission, corresponding controlled device mark is carried in infrared control signal, the controlled electronic equipment of the infrared control signal that Infrared remote controller sends can be received by this, the infrared control signal of reception can be transferred to corresponding controlled electronic equipment, thus be equivalent to control multiple controlled electronic equipment by an Infrared remote controller, and the position of these controlled electronic equipments can be arranged comparatively arbitrarily, without the need to being all arranged in the controlled range of Infrared remote controller, improve the practicality of infrared remote control system, infrared remote control system is applied in more scene.
Accompanying drawing explanation
Fig. 1 is the infrared waveform schematic diagram that in prior art, Infrared remote controller sends;
Fig. 2 is the schematic diagram being controlled video camera in prior art by Infrared remote controller;
Fig. 3 is the main flow figure of method for transmitting signals in the embodiment of the present invention;
Fig. 4 is the structured flowchart of electronic equipment in the embodiment of the present invention;
Fig. 5 is the schematic diagram of control system in the embodiment of the present invention.
Embodiment
Method for transmitting signals in the embodiment of the present invention can comprise: the first controlled electronic equipment obtains the first infrared control signal, carries controlled device mark in described first infrared control signal; Described first controlled electronic equipment is resolved described first infrared control signal, judges whether described controlled device mark is same device identification with the first device identification of described first controlled electronic equipment; When described controlled device mark is not same device identification with described first device identification, described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment.
In the embodiment of the present invention, what controlled electronic equipment obtained is infrared control signal, and what transmit between each controlled electronic equipment is also infrared control signal, thus directly can be controlled controlled electronic equipment by Infrared remote controller, without the need to the controller that other are special, save hardware cost.
And, described first controlled electronic equipment can compare after receiving described first infrared control signal whether the controlled device mark of carrying in this signal is same device identification with described first device identification, if not, then described first infrared control signal can be transferred to next controlled electronic equipment by described first controlled electronic equipment, thus can ensure corresponding infrared control signal can respond by the controlled electronic equipment of correspondence, improve control accuracy, the control to multiple controlled electronic equipment can be realized by an Infrared remote controller.
Be connected with each other between multiple controlled electronic equipment, a controlled electronic equipment wherein can be only had can to receive the infrared control signal of Infrared remote controller transmission, corresponding controlled device mark is carried in infrared control signal, the controlled electronic equipment of the infrared control signal that Infrared remote controller sends can be received by this, the infrared control signal of reception can be transferred to corresponding controlled electronic equipment, thus be equivalent to control multiple controlled electronic equipment by an Infrared remote controller, and the position of these controlled electronic equipments can be arranged comparatively arbitrarily, without the need to being all arranged in the controlled range of Infrared remote controller, improve the practicality of infrared remote control system, infrared remote control system is applied in more scene.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In the embodiment of the present invention, controlled electronic equipment can be video camera, intelligent television, PC(personal computer), PAD(panel computer), the different electronic equipment of mobile phone etc.
In addition, term " system " and " network " are often used interchangeably in this article herein.Term "and/or" herein, being only a kind of incidence relation describing affiliated partner, can there are three kinds of relations in expression, and such as, A and/or B, can represent: individualism A, exists A and B simultaneously, these three kinds of situations of individualism B.In addition, character "/" herein, general expression forward-backward correlation is to the relation liking a kind of "or".
Below in conjunction with Figure of description, the embodiment of the present invention is described in further detail.
Refer to Fig. 3, the embodiment of the present invention provides a kind of method for transmitting signals, and the key step of described method is described below.
Step 301: the first controlled electronic equipment obtains the first infrared control signal, carries controlled device mark in described first infrared control signal.
Preferably, can have multiple controlled electronic equipment in the embodiment of the present invention, wherein have a controlled electronic equipment to be positioned at the controlled range of an Infrared remote controller, remaining controlled electronic equipment can all be positioned at outside the controlled range of described Infrared remote controller.Such as, all controlled electronic equipments and described Infrared remote controller can form an infrared remote control system.Wherein, described first controlled electronic equipment can be the arbitrary controlled electronic equipment in described infrared remote control system.
Preferably, in the embodiment of the present invention, each controlled electronic equipment in described infrared remote control system all has a serial input interface and a serial output interface, successively connected by respective serial input interface and serial output interface between each controlled electronic equipment, such as, 1st controlled electronic equipment is connected with the serial input interface of the 2nd controlled electronic equipment by the serial output interface of the 1st controlled electronic equipment, 2nd controlled electronic equipment is connected with the serial output interface of the 3rd controlled electronic equipment by the serial output interface of the 2nd controlled electronic equipment, etc..
Preferably, each controlled electronic equipment in described infrared remote control system can have an infrared receiver end, for receiving corresponding infrared control signal.Because need the infrared control signal received may be not only that described Infrared remote controller sends, each controlled electronic equipment therefore in described infrared remote control system can have an infrared receiver end.
Under this annexation, a controlled electronic equipment can be only had to be positioned at the controlled range of described Infrared remote controller, the wherein the 1st controlled electronic equipment is such as only had to be positioned at the controlled range of described Infrared remote controller, other controlled electronic equipment can all be positioned at outside the controlled range of described Infrared remote controller, better corresponding controlled device can be set in desired position like this, and the restriction of the controlled range of described Infrared remote controller can not be subject to as far as possible.
If this is the case, preferably, the controlled electronic equipment that also only can be positioned at the controlled range of described Infrared remote controller has an infrared receiver end, and remaining controlled electronic equipment can have infrared receiver end, also can not have infrared receiver end.Because the controlled electronic equipment being positioned at the controlled range of described Infrared remote controller is directly controlled by described Infrared remote controller, the serial input interface of this controlled electronic equipment is not connected with other controlled electronic equipments, that is, the serial input interface of this controlled electronic equipment cannot receive the infrared control signal of other controlled electronic equipment, the infrared control signal that this controlled electronic equipment receives is that described Infrared remote controller directly sends, therefore this controlled electronic equipment needs the infrared control signal that an infrared receiver end sends to receive described Infrared remote controller.And except this controlled electronic equipment, the serial input interface of other controlled electronic equipment is all connected with the serial output interface of corresponding controlled electronic equipment, the infrared control signal of other electronic equipment can both be received, if therefore do not consider the infrared signal receiving other, then without the need to arranging infrared receiver end, can save hardware cost like this.
In the embodiment of the present invention, described first controlled electronic equipment can refer to the controlled electronic equipment of the controlled range being positioned at described Infrared remote controller in described infrared remote control system, or also can refer to be positioned at described Infrared remote controller in described infrared remote control system controlled range outside arbitrary controlled electronic equipment.
In the embodiment of the present invention, described Infrared remote controller can include the digital keys of 0-9.
In one embodiment of the invention, in described first infrared control signal, carry described controlled device mark, in the embodiment of the present invention, a unique corresponding controlled device of controlled device mark.Such as, user wants selection the 2nd controlled device, then can select by least pressing the digital keys wherein representing the 2nd controlled device.
In the embodiment of the present invention, the function button in described Infrared remote controller, can refer to all the other buttons in described Infrared remote controller except digital keys.
Preferably, in an embodiment of the present invention, digital keys in described Infrared remote controller has the selection function of device identification, namely, by described Infrared remote controller by after next number word button, such as press digital keys " 3 ", then carry corresponding controlled device mark in described first infrared control signal that described Infrared remote controller sends, such as now described controlled device is designated " 3 ".In this case, by pressing the selection that corresponding digital keys just can realize controlled device.And, in this case, described first infrared control signal can be the infrared control signal sent after pressing wherein arbitrary digital keys, or described first infrared control signal also can be the infrared control signal sent after pressing any function button in described Infrared remote controller, in described first infrared control signal, carry described controlled device mark.
Preferably, in an embodiment of the present invention, the digital keys of described Infrared remote controller does not have the selection function of device identification, namely, only press next number word button by described Infrared remote controller, corresponding controlled device mark in the infrared control signal that described Infrared remote controller sends, cannot be carried.In this case, the mode of combination button can be adopted to carry out the selection of controlled device.Such as, user can realize the selection to controlled device by the mode pressing a function button+one digital keys in described Infrared remote controller.This function button can be such as the Ctrl button in described Infrared remote controller, or also can be other buttons in described Infrared remote controller, specifically which function button can be set at once when described Infrared remote controller is dispatched from the factory, or also can by user's sets itself.And, in this case, described first infrared control signal can be the infrared control signal sent after at least pressing arbitrary digital keys, and such as, described first infrared control signal can be the infrared control signal by sending after next function button+arbitrary digital keys.
Preferably, described first controlled electronic equipment obtains described first infrared control signal, can be specifically: described first controlled electronic equipment obtains described first infrared control signal by infrared receiver end, or described first controlled electronic equipment obtains described first infrared control signal by serial input interface.
If described first controlled electronic equipment is the controlled electronic equipment of the controlled range being positioned at described Infrared remote controller, then described first controlled electronic equipment is described first infrared control signal being obtained the transmission of described Infrared remote controller by the infrared receiver end on described first controlled electronic equipment; If described first controlled electronic equipment is the arbitrary controlled electronic equipment be positioned at outside the controlled range of described Infrared remote controller, then described first controlled electronic equipment is described first infrared control signal being obtained other controlled electronic equipment by the serial input interface of described first controlled electronic equipment.
Preferably, in the embodiment of the present invention, be transmit infrared signal by serial line interface.Including multiple pin in existing serial line interface, is in general 9 pins, and wherein defined 3 pins are the pin carrying out serial signal transfer, also has remaining 6 pins to be idle pin.In the embodiment of the present invention, at least one pin that can define in remaining 6 idle pins is the pin for carrying out infrared signal transmission, then by the self-defining pin of the embodiment of the present invention, the object being transmitted infrared signal by serial line interface just can be realized.
Step 302: described first controlled electronic equipment is resolved described first infrared control signal, judges whether described controlled device mark is same device identification with the first device identification of described first controlled electronic equipment.
Described first controlled electronic equipment, after receiving described first infrared control signal, can be resolved described first infrared control signal, parses described controlled device mark entrained in described first infrared control signal.Because of in described infrared remote control system, each controlled electronic equipment all has corresponding device identification unique with self, and preferably, the device identification of self can be stored in this locality by each controlled electronic equipment.Then, described first controlled electronic equipment is after parsing the described controlled device mark of carrying in described first infrared control signal, described controlled device mark can be compared with described first device identification of the local described first controlled electronic equipment stored, whether both judgements are same device identification, namely judge that user wants whether the controlled electronic equipment controlled is self.
Further, in one embodiment of the invention, after judging whether the first device identification of described controlled device mark and described first controlled electronic equipment is same device identification, can also comprise: when described controlled device mark is same device identification with described first device identification, described first infrared control signal of described first electronic equipment response.
If determine that described controlled device mark is same device identification with described first device identification, then determine that user wants the controlled electronic equipment controlled to be described first controlled electronic equipment, then described first controlled electronic equipment can respond described first infrared control signal.
Preferably, in one embodiment of the invention, if described first infrared control signal is the infrared control signal sent after pressing the arbitrary digital keys in described Infrared remote controller, if then determine that described controlled device mark is same device identification with described first device identification, then described first controlled electronic equipment can respond described first infrared control signal, and described first controlled electronic equipment can determine that described first controlled electronic equipment is by the controlled electronic equipment selected; If described first infrared control signal is the infrared control signal sent after pressing at least one function button in described Infrared remote controller, if then determine that described controlled device mark is same device identification with described first device identification, then described first controlled electronic equipment can respond described first infrared control signal, realizes the function that corresponding function button is corresponding.
And, in this embodiment, described first controlled electronic equipment response described first infrared control signal while or afterwards, described first infrared control signal can also be continued to be transferred to described second controlled electronic equipment, certainly described second electronic equipment can not respond described first infrared control signal, after the operating process adopting step 101 and step 102, described first infrared control signal can continue to transmit to the controlled electronic equipment of the next one by described second controlled electronic equipment.When described first controlled electronic equipment is to last controlled electronic equipment, this controlled electronic equipment is after the operating process adopting step 101 and step 102, because continuing again to transmit described first infrared control signal downwards, may be then do not respond described first infrared control signal, or also may abandon described first infrared control signal.
Preferably, in one embodiment of the invention, described first infrared control signal of described first controlled electronic equipment response can be control described first controlled electronic equipment open or be held open the infrared response function of described first controlled electronic equipment.
Step 303: when described controlled device mark is not same device identification with described first device identification, described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment.
If described first controlled electronic equipment judges to determine that described controlled device mark is not same device identification with described first device identification, then determine that user wants the controlled electronic equipment controlled not to be self, then described first infrared control signal can be transferred to the described second controlled electronic equipment be connected with described first controlled electronic equipment by described first controlled electronic equipment.Wherein, the serial output interface of described first controlled electronic equipment is connected with the serial input interface of described second controlled electronic equipment, described first controlled electronic equipment can be specifically the serial input interface by the serial output interface of described first electronic equipment, described first infrared control signal being transferred to described second controlled electronic equipment, and described second controlled electronic equipment can obtain described first infrared control signal by the serial input interface of described second electronic equipment.
Wherein, when described controlled device mark is not same device identification with described first device identification, if described first controlled electronic equipment determines that described first device identification of described first controlled electronic equipment is the device identification of the controlled electronic equipment of the controlled range being positioned at described Infrared remote controller in described infrared remote control system, then described first infrared control signal that the infrared receiver termination by described first controlled electronic equipment is received is transferred to described second controlled electronic equipment by described first controlled electronic equipment; When described controlled device mark is not same device identification with described first device identification, if described first controlled electronic equipment determines that described first device identification of described first controlled electronic equipment is not the device identification of the controlled electronic equipment of the controlled range being positioned at described Infrared remote controller in described infrared remote control system, then described first infrared control signal of the serial input interface by described first controlled electronic equipment is transferred to described second controlled electronic equipment by described first controlled electronic equipment.
Preferably, in the embodiment of the present invention, described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment, comprising: described first infrared control signal is carried out amplification process by described first controlled electronic equipment; The first infrared control signal after amplification is transferred to described second controlled electronic equipment by the serial output interface of described first controlled electronic equipment by described first controlled electronic equipment.
Because decay may be there is in signal in transmitting procedure, because the path of signal demand transmission may be longer in the embodiment of the present invention, can through more controlled electronic equipment, therefore, a controlled electronic equipment is before transmitting infrared control signal, first infrared control signal can be amplified, infrared control signal after amplifying transmitted, the signal quality can as far as possible avoiding like this causing controlled electronic equipment below to receive because of signal attenuation is poor even cannot receive signal again.
Preferably, in one embodiment of the invention, if described first infrared control signal of described first controlled electronic equipment response, control described first controlled electronic equipment open or be held open the infrared response function of described first controlled electronic equipment, then, when described controlled device mark is not same device identification with described first device identification, while described first infrared control signal is transferred to described second controlled electronic equipment by described first controlled electronic equipment or afterwards, described first controlled electronic equipment can cut out the infrared response function of described first controlled electronic equipment.In this embodiment, only have a controlled electronic equipment can open the infrared response function of self, other controlled electronic equipment all closes infrared response function.After described first infrared control signal, if receive other infrared control signal again, the controlled electronic equipment opening infrared response function is only had to respond, and other electronic equipments can not respond, namely other electronic equipments only have the function of Signal transmissions, and can not carry out signal response again.
On the whole, the present invention can be introduced by two larger embodiments.
Embodiment one
Digital keys in described Infrared remote controller has the selection function of device identification, namely, by described Infrared remote controller by after next number word button, such as press digital keys " 3 ", carry corresponding controlled device mark in described first infrared control signal that then described Infrared remote controller sends, such as now described controlled device is designated " 3 ".In this case, by pressing the selection that corresponding digital keys just can realize controlled device.And, in this case, described first infrared control signal can be the infrared control signal sent after pressing wherein arbitrary digital keys, or described first infrared control signal also can be the infrared control signal sent after pressing any function button in described Infrared remote controller, in described first infrared control signal, carry described controlled device mark.That is, in embodiment one, described first infrared control signal can be the infrared control signal for carrying out controlled device selection, or also can be the infrared control signal for sending control information.
Described first controlled electronic equipment is the arbitrary controlled electronic equipment in described infrared remote control system.Described first controlled electronic equipment receives described first infrared control signal, judges whether the described controlled device mark of carrying in described first infrared control signal is same device identification with described first device identification.
If described controlled device mark is same device identification with described first device identification, described first infrared control signal of described first controlled electronic equipment response, such as, if described first infrared control signal is the infrared control signal sent after pressing the digital keys in described Infrared remote controller, then described first controlled electronic equipment can respond described first infrared control signal, determine that described first controlled electronic equipment is by the controlled electronic equipment selected, if described first infrared control signal is the infrared control signal sent after pressing at least one function button in described Infrared remote controller, then described first controlled electronic equipment can respond described first infrared control signal, realize the function that corresponding function button is corresponding.
Simultaneously, described first infrared control signal is still transferred to described second controlled electronic equipment by described first controlled electronic equipment, certainly described second electronic equipment can not respond described first infrared control signal, after the operating process adopting step 101 and step 102, described first infrared control signal can continue to transmit to the controlled electronic equipment of the next one by described second controlled electronic equipment.When described first controlled electronic equipment is to last controlled electronic equipment, this controlled electronic equipment is after the operating process adopting step 101 and step 102, because continuing again to transmit described first infrared control signal downwards, may be then do not respond described first infrared control signal, or also may abandon described first infrared control signal.
If described controlled device mark is not same device identification with described first device identification, then described first infrared control signal can be transferred to described second controlled electronic equipment by described first controlled electronic equipment, and described second controlled electronic equipment judges whether to respond described first infrared control signal through identical operating process again.
And, if described first infrared control signal will be transferred to described second controlled electronic equipment by described first controlled electronic equipment, first described first infrared control signal can amplify by described first controlled electronic equipment, more described first infrared control signal after amplifying is transferred to described second controlled electronic equipment.
In embodiment one, each controlled electronic equipment in described infrared control system, after receiving infrared control signal, all first to judging whether described controlled device mark is same device identification with self device identification, determining again afterwards to carry out to respond or without the need to responding.Control can be made so more accurate.
Embodiment two
The digital keys of described Infrared remote controller does not have the selection function of device identification, that is, only press next number word button by described Infrared remote controller, cannot carry corresponding controlled device mark in the infrared control signal that described Infrared remote controller sends.In this case, the mode of combination button can be adopted to carry out the selection of controlled device.Such as, user can realize the selection to controlled device by the mode pressing a function button+one digital keys in described Infrared remote controller.This function button can be such as the Ctrl button in described Infrared remote controller, or also can be other buttons in described Infrared remote controller, specifically which function button can be set at once when described Infrared remote controller is dispatched from the factory, or also can by user's sets itself.And, in this case, described first infrared control signal can be the infrared control signal sent after at least pressing arbitrary digital keys, and such as, described first infrared control signal can be the infrared control signal by sending after next function button+arbitrary digital keys.That is, in embodiment two, described first infrared control signal can be the control signal for carrying out controlled device selection.
Described first controlled electronic equipment is the arbitrary controlled electronic equipment in described infrared remote control system.Described first controlled electronic equipment receives described first infrared control signal, judges whether the described controlled device mark of carrying in described first infrared control signal is same device identification with described first device identification.
If described controlled device mark is same device identification with described first device identification, described first infrared control signal of described first controlled electronic equipment response, controls described first controlled electronic equipment and opens or be held open the infrared response function of described first controlled electronic equipment.
And, in this embodiment, described first controlled electronic equipment response described first infrared control signal while or afterwards, described first infrared control signal can also be continued to be transferred to described second controlled electronic equipment, certainly described second electronic equipment can not respond described first infrared control signal, described first infrared control signal can continue to transmit to the controlled electronic equipment of the next one by described second controlled electronic equipment, and described second controlled electronic equipment can cut out the infrared response function of described second controlled electronic equipment.When described first infrared control signal transfers to last controlled electronic equipment, this controlled electronic equipment cannot continue to transmit described first infrared control signal downwards again, may be then do not respond described first infrared control signal, and close the infrared response function of this controlled electronic equipment.
If when described controlled device mark is not same device identification with described first device identification, described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment.And described first controlled electronic equipment can cut out the infrared response function of described first controlled electronic equipment.
And, if described first infrared control signal will be transferred to described second controlled electronic equipment by described first controlled electronic equipment, first described first infrared control signal can amplify by described first controlled electronic equipment, more described first infrared control signal after amplifying is transferred to described second controlled electronic equipment.
In embodiment two, after described first infrared control signal is transferred to described second controlled electronic equipment by described first controlled electronic equipment, can also comprise: described first controlled electronic equipment receives the second infrared control signal; Described second infrared control signal is transferred to described second controlled electronic equipment by the serial output interface of described first controlled electronic equipment by described first controlled electronic equipment.
In this embodiment, because described first infrared control signal is for carrying out the selection of controlled device, then described second infrared control signal may be used for bear control information.That is, described second infrared control signal can be the infrared control signal sent after pressing at least one function button in described Infrared remote controller.
In this embodiment, because selected corresponding controlled electronic equipment by described first infrared control signal, the controlled electronic equipment by selecting is only had to open or be held open infrared response function, other controlled electronic equipments all close infrared response function, therefore, can continue in described second infrared control signal to carry described controlled device mark, or in described second infrared control signal, also no longer can carry described controlled device mark.Because the controlled electronic equipment closing infrared response function can not be resolved after receiving described second infrared control signal again, but directly described second infrared control signal is transferred to next controlled electronic equipment, the whether consistent judgement of device identification can not be carried out again after the controlled electronic equipment opened or be held open infrared response function receives described second infrared control signal, but directly respond described second infrared control signal, realize the function that corresponding function button is corresponding.
If judge before described first controlled electronic equipment that described controlled device mark is same device identification with described first device identification, then the infrared response function of described first controlled electronic equipment has been opened or be held open to described first controlled electronic equipment.Can directly respond after then described first controlled electronic equipment receives described second infrared control signal, and without the need to judging whether described controlled device mark and described first device identification are same device identification again.
If judge before described first controlled electronic equipment that described controlled device mark is not same device identification with described first device identification, then described first controlled electronic equipment has cut out the infrared response function of described first controlled electronic equipment.Directly described second infrared control signal can be transferred to described second controlled electronic equipment after then described first controlled electronic equipment receives described second infrared control signal, and without the need to judging whether described controlled device mark and described first device identification are same device identification again.
In embodiment two, only need judge that primary equipment identifies, each controlled electronic equipment is all without the need to judging again afterwards, simplifies operation steps, improves the efficiency of information processing.
Refer to Fig. 4, the embodiment of the present invention provides a kind of electronic equipment, and described electronic equipment can comprise acquisition module 401, processing module 402 and output module 403.Preferably, the electronic equipment described in Fig. 4 embodiment can be same electronic equipment with foregoing controlled electronic equipment, such as, can be same electronic equipment with described first controlled electronic equipment.
Acquisition module 401 may be used for acquisition first infrared control signal, carries controlled device mark in described first infrared control signal.
Processing module 402 may be used for resolving described first infrared control signal, judges whether described controlled device mark is same device identification with the first device identification of described first controlled electronic equipment.
Output module 403 may be used for, when described controlled device mark is not same device identification with described first device identification, described first infrared control signal being transferred to the second controlled electronic equipment.
Preferably, processing module 402 can also be used for: when described controlled device mark is same device identification with described first device identification, respond described first infrared control signal.
Preferably, acquisition module 401 specifically may be used for: obtain described first infrared control signal by the infrared receiver end of described electronic equipment, or obtains described first infrared control signal by the serial input interface of described electronic equipment.
Preferably, output module 403 specifically may be used for: described first infrared control signal is carried out amplification process; The first infrared control signal after amplifying is transferred to the second controlled electronic equipment by the serial output interface of described electronic equipment.
Preferably, processing module 402 can also be used for: the infrared response function of closing described first controlled electronic equipment.
Preferably, acquisition module 401 can also be used for: receive the second infrared control signal; Output module 403 can also be used for: be transferred to described second controlled electronic equipment by the serial output interface of described electronic equipment.
Refer to Fig. 5, the embodiment of the present invention provides a kind of control system, described control system can be such as foregoing infrared control system, each controlled electronic equipment as described in front embodiment and as described in Infrared remote controller be as described in the ingredient of control system.Described control system can comprise at least one controlled electronic equipment 501 and Infrared remote controller 502.Only to comprise 4 controlled electronic equipments in Fig. 5.
In at least one controlled electronic equipment 501 described, each controlled electronic equipment 501 all can have a serial input interface and a serial output interface, is connected in turn between each controlled electronic equipment by serial input interface and serial output interface.Numeral 1 in Fig. 5 represents serial input interface, and numeral 2 represents serial output interface.Also show infrared receiver end with numeral 3 in Fig. 5, Fig. 5 only has infrared receiver end for the controlled electronic equipment 501 being positioned at the controlled range of Infrared remote controller 502.
Infrared remote controller 502 may be used for controlling the controlled electronic equipment at least one controlled electronic equipment 501 described, or controls remaining arbitrary controlled electronic equipment by this controlled electronic equipment.
As shown in Figure 5, the controlled electronic equipment 501 being positioned at the leftmost side is positioned at the controlled range of Infrared remote controller 502, and remaining controlled electronic equipment 501 is all positioned at outside the controlled range of Infrared remote controller 502.Then Infrared remote controller 502 may be used for controlling the controlled electronic equipment 501 that this is positioned at the controlled range of Infrared remote controller 502, or the controlled electronic equipment 501 that Infrared remote controller 502 can also be used for being positioned at the controlled range of Infrared remote controller 502 by this controls remaining arbitrary electronic equipment, concrete control mode as the method for transmitting signals part of the application introduced, repeat no more herein.
Preferably, in the embodiment of the present invention, described serial input interface has M pin, and M is positive integer, and at least one pin is wherein for transmitting infrared control signal; And described serial output interface has M pin, M is positive integer, and at least one pin is wherein for transmitting infrared control signal.
Preferably, in the embodiment of the present invention, be transmit infrared signal by serial line interface, serial line interface comprises serial input interface and serial output interface.Including multiple pin in existing serial line interface, is in general 9 pins, i.e. M=9.Wherein defined 3 pins are the pin carrying out serial signal transfer, also have remaining 5 pins to be idle pin.In the embodiment of the present invention, at least one pin that can define in remaining 5 idle pins is the pin for carrying out infrared signal transmission, then by the self-defining pin of the embodiment of the present invention, the object being transmitted infrared signal by serial line interface just can be realized.
Method for transmitting signals in the embodiment of the present invention can comprise: the first controlled electronic equipment obtains the first infrared control signal, carries controlled device mark in described first infrared control signal; Described first controlled electronic equipment is resolved described first infrared control signal, judges whether described controlled device mark is same device identification with the first device identification of described first controlled electronic equipment; When described controlled device mark is not same device identification with described first device identification, described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment.
In the embodiment of the present invention, what controlled electronic equipment obtained is infrared control signal, and what transmit between each controlled electronic equipment is also infrared control signal, thus directly can be controlled controlled electronic equipment by Infrared remote controller, without the need to the controller that other are special, save hardware cost.
And, described first controlled electronic equipment can compare after receiving described first infrared control signal whether the controlled device mark of carrying in this signal is same device identification with described first device identification, if not, then described first infrared control signal can be transferred to next controlled electronic equipment by described first controlled electronic equipment, thus can ensure corresponding infrared control signal can respond by the controlled electronic equipment of correspondence, improve control accuracy, the control to multiple controlled electronic equipment can be realized by an Infrared remote controller.
Be connected with each other between multiple controlled electronic equipment, a controlled electronic equipment wherein can be only had can to receive the infrared control signal of Infrared remote controller transmission, corresponding controlled device mark is carried in infrared control signal, the controlled electronic equipment of the infrared control signal that Infrared remote controller sends can be received by this, the infrared control signal of reception can be transferred to corresponding controlled electronic equipment, thus be equivalent to control multiple controlled electronic equipment by an Infrared remote controller, and the position of these controlled electronic equipments can be arranged comparatively arbitrarily, without the need to being all arranged in the controlled range of Infrared remote controller, improve the practicality of infrared remote control system, infrared remote control system is applied in more scene.
Those skilled in the art can be well understood to, for convenience and simplicity of description, only be illustrated with the division of above-mentioned each functional unit, in practical application, can distribute as required and by above-mentioned functions and be completed by different functional units, inner structure by device is divided into different functional units, to complete all or part of function described above.The system of foregoing description, the specific works process of device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit or unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the application can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that the technical scheme of the application contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) or processor (processor) perform all or part of step of method described in each embodiment of the application.And aforesaid storage medium comprises: USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above, above embodiment is only in order to be described in detail the technical scheme of the application, but the explanation of above embodiment just understands method of the present invention and core concept thereof for helping, and should not be construed as limitation of the present invention.Those skilled in the art are in the technical scope that the present invention discloses, and the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.
Claims (14)
1. a method for transmitting signals, is characterized in that, comprises the following steps:
First controlled electronic equipment obtains the first infrared control signal, carries controlled device mark in described first infrared control signal;
Described first controlled electronic equipment is resolved described first infrared control signal, judges whether described controlled device mark is same device identification with the first device identification of described first controlled electronic equipment;
When described controlled device mark is not same device identification with described first device identification, described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment.
2. the method for claim 1, it is characterized in that, after judging whether the first device identification of described controlled device mark and described first controlled electronic equipment is same device identification, also comprise: when described controlled device mark is same device identification with described first device identification, described first infrared control signal of described first controlled electronic equipment response.
3. the method for claim 1, it is characterized in that, first controlled electronic equipment obtains the first infrared control signal, comprise: described first controlled electronic equipment obtains described first infrared control signal by the infrared receiver end of described first controlled electronic equipment, or described first controlled electronic equipment obtains described first infrared control signal by the serial input interface of described first controlled electronic equipment.
4. the method as described in as arbitrary in claim 1-3, it is characterized in that, described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment, comprising:
Described first infrared control signal is carried out amplification process by described first controlled electronic equipment;
The first infrared control signal after amplification is transferred to described second controlled electronic equipment by the serial output interface of described first controlled electronic equipment by described first controlled electronic equipment.
5. the method as described in claim 1,3 or 4, it is characterized in that, while described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment or afterwards, also comprise: described first controlled electronic equipment cuts out the infrared response function of described first controlled electronic equipment.
6. method as claimed in claim 5, is characterized in that, after described first infrared control signal is transferred to the second controlled electronic equipment by described first controlled electronic equipment, also comprise:
Described first controlled electronic equipment receives the second infrared control signal;
Described second infrared control signal is transferred to described second controlled electronic equipment by the serial output interface of described first controlled electronic equipment by described first controlled electronic equipment.
7. an electronic equipment, is characterized in that, comprising:
Acquisition module, for obtaining the first infrared control signal, carries controlled device mark in described first infrared control signal;
Processing module, for resolving described first infrared control signal, judges whether described controlled device mark is same device identification with the first device identification of described first controlled electronic equipment;
Output module, for when described controlled device mark is not same device identification with described first device identification, is transferred to the second controlled electronic equipment by described first infrared control signal.
8. electronic equipment as claimed in claim 7, is characterized in that, described processing module also for: when described controlled device mark is same device identification with described first device identification, respond described first infrared control signal.
9. electronic equipment as claimed in claim 7, it is characterized in that, described acquisition module specifically for: obtain described first infrared control signal by the infrared receiver end of described electronic equipment, or by described first infrared control signal of serial input interface acquisition of described electronic equipment.
10. the electronic equipment as described in as arbitrary in claim 7-9, is characterized in that, described output module specifically for: described first infrared control signal is carried out amplification process; The first infrared control signal after amplifying is transferred to the second controlled electronic equipment by the serial output interface of described electronic equipment.
11. as claim 7,9 or 10 arbitrary as described in electronic equipment, it is characterized in that, described processing module is also for the infrared response function of closing described first controlled electronic equipment.
12. electronic equipments as claimed in claim 7, is characterized in that, described acquisition module is also for receiving the second infrared control signal;
Described output module is also for being transferred to described second controlled electronic equipment by the serial output interface of described electronic equipment.
13. 1 kinds of control system, is characterized in that, comprising:
At least one controlled electronic equipment, wherein each controlled electronic equipment all has a serial input interface and a serial output interface, is connected in turn between each controlled electronic equipment by serial input interface and serial output interface;
Infrared remote controller, for controlling a controlled electronic equipment wherein, or controls remaining arbitrary controlled electronic equipment by this controlled electronic equipment.
14. control system as claimed in claim 13, it is characterized in that, described serial input interface has M pin, and M is positive integer, and at least one pin is wherein for transmitting infrared control signal; And described serial output interface has M pin, M is positive integer, and at least one pin is wherein for transmitting infrared control signal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081682.3A CN104900045B (en) | 2014-03-06 | 2014-03-06 | A kind of method for transmitting signals, electronic equipment and control system |
| PCT/CN2014/090793 WO2015131536A1 (en) | 2014-03-06 | 2014-11-11 | Signal transmission method, electronic device and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081682.3A CN104900045B (en) | 2014-03-06 | 2014-03-06 | A kind of method for transmitting signals, electronic equipment and control system |
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| Publication Number | Publication Date |
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| CN104900045A true CN104900045A (en) | 2015-09-09 |
| CN104900045B CN104900045B (en) | 2018-07-03 |
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| CN201410081682.3A Active CN104900045B (en) | 2014-03-06 | 2014-03-06 | A kind of method for transmitting signals, electronic equipment and control system |
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| CN (1) | CN104900045B (en) |
| WO (1) | WO2015131536A1 (en) |
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| WO2015131536A1 (en) | 2015-09-11 |
| CN104900045B (en) | 2018-07-03 |
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