CN103312353A - Remote controller and broadcast receiving method - Google Patents
Remote controller and broadcast receiving method Download PDFInfo
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- CN103312353A CN103312353A CN2013101659083A CN201310165908A CN103312353A CN 103312353 A CN103312353 A CN 103312353A CN 2013101659083 A CN2013101659083 A CN 2013101659083A CN 201310165908 A CN201310165908 A CN 201310165908A CN 103312353 A CN103312353 A CN 103312353A
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Abstract
The invention discloses a remote controller and a broadcast receiving method. The remote controller comprises an antenna, a frequency modulation (FM) module, a master control chip and a loudspeaker, wherein the antenna is used for receiving an FM signal; the FM module is used for detecting and demodulating the FM signal, and transmitting the demodulated FM signal into the master control chip; and the master control chip is used for receiving a control instruction to enable the FM module and the loudspeaker, and controlling the loudspeaker to play the demodulated FM signal. According to the remote controller and the broadcast receiving method, a broadcasting function is integrated, so that information can be conveniently, actively, timely and accurately transmitted; and in addition, by such an integrated design, the cost can be effectively controlled.
Description
Technical field
The present invention relates to a kind of remote controller and broadcast receiving method.
Background technology
The mode that the development of mechanics of communication allows information propagate is more and more abundanter, yet no matter TV, broadcasting, computer still are equipment such as mobile phone, all need people initiatively to pay close attention to just and can receive information, for example the user need initiatively go to arrange to learn which information in the portable terminal, open message again and push, otherwise be difficult to timely acquired information.And such mode is unfavorable for the quick wide-scale distribution of important informations such as disaster alarm, policy issue.
Wish to find a kind of information initiatively push method and device thus, be convenient to important information in time, issue accurately.
Summary of the invention
The technical problem to be solved in the present invention be for the propagation that overcomes information in the prior art rely on the user setting, that information pushes is passive, the information source difference of various communication equipments, communication mode difference, defective that device integration is lower, a kind of integrated remote controller and broadcast receiving method of broadcast capability is provided, be convenient to information active push, in time and accurately send to, integrated design simultaneously also can be controlled cost effectively.
The present invention solves above-mentioned technical problem by following technical proposals:
A kind of remote controller, its characteristics are that it comprises an antenna, a FM frequency modulation module, a main control chip and a loudspeaker, wherein,
This antenna is used for receiving FM signal;
This FM(modulating frequency) the frequency modulation module for detection of and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip;
This main control chip be used for to receive control command enabling this FM frequency modulation module and this loudspeaker, and is used for the FM signal after this loudspeaker of control is play demodulation.
In a technical scheme of the present invention, broadcast capability is integrated in the remote controller, and the active that realizes broadcasting under the situation that does not change, do not influence remote controller distant control function is originally play, and the user only needs to set the frequency information of wanting to pay close attention to that can make and sends to the user timely and accurately.
Preferably, this FM frequency modulation module is used for detecting this FM signal with a time interval in a very first time section.
Preferably, this main control chip is used for enabling this loudspeaker after this FM frequency modulation module detects this FM signal.In this optimized technical scheme, in order to save electric energy, only after detecting FM signal, FM frequency modulation module enables this loudspeaker again, cut down the consumption of energy, prolong the cruising time of power supply of remote controller.
Preferably, this main control chip is used for closing this loudspeaker when this FM frequency modulation module does not detect this FM signal in one second time period.Similarly, in order to save electric energy, when FM frequency modulation module detects FM signal in one second time period, do not close this loudspeaker, cut down the consumption of energy, avoid unnecessary power consumption.
Preferably, the intrinsic chip in this main control chip and this remote controller is multiplexing, for example the controller on the master control borad of multiplexing remote controller.
Preferably, this control command is by the input unit input of this remote controller, and this input unit can be the control of remote controller plate, and this control board can comprise Trackpad or physical button.This input unit also can comprise a switch, is used for unlatching or the broadcast capability of this remote controller of stopping using.
Preferably, this control command comprises the volume regulating command of regulating volume, and this main control chip is used for regulating this micropkonic broadcast sound volume according to this volume regulating command.
Preferably, this control command comprises that frequency range sets instruction, and this main control chip is used for this FM frequency modulation module of control and detects the FM signal that this frequency range is set the frequency range that instruction sets.
The present invention also provides a kind of broadcast receiving method, and its characteristics are that it adopts aforesaid remote controller to realize that this broadcast receiving method may further comprise the steps:
Step S
1, receive control command, this main control chip is enabled this FM frequency modulation module and this loudspeaker;
Step S
2, this FM frequency modulation module detects and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip;
Step S
3, this main control chip controls the FM signal after this loudspeaker is play demodulation.
Preferably, step S
1In this main control chip only enable this FM frequency modulation module;
Step S
2Comprise:
Step S
21, judge whether this FM frequency modulation module detects this FM signal in a very first time section, if enter step S
22If not, enter step S
23
Step S
22, this FM frequency modulation module this FM signal of demodulation and send into this main control chip, this main control chip is enabled this loudspeaker playing the FM signal after the demodulation, and process ends;
Step S
23, judge whether this FM frequency modulation module does not detect this FM signal in one second time period, if enter step S
24If not, return step S
22
Step S
24, close this loudspeaker.
The present invention also provides a kind of remote controller, and its characteristics are that it comprises an antenna, a FM frequency modulation module, a main control chip, a communication module and a loudspeaker, wherein,
This antenna is used for receiving FM signal;
This communication module is used for realizing the location by communication base station, and receives the signal of enabling from this communication base station;
This main control chip be used for to receive that this communication module transmits enables signal and enables signal according to this and enable this FM frequency modulation module and this loudspeaker;
This FM frequency modulation module for detection of and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip;
This main control chip also is used for the FM signal after this loudspeaker of control is play demodulation.
Preferably, this communication module is GPRS(general packet radio service technology) module.
The present invention also provides a kind of broadcast receiving method, and its characteristics are that it adopts aforesaid remote controller to realize that this broadcast receiving method may further comprise the steps:
Step S
1, this communication module realizes the location by communication base station, and receives the signal of enabling from this communication base station;
Step S
2, this main control chip receive that this communication module transmits enable signal and enable signal according to this and enable this FM frequency modulation module and this loudspeaker;
Step S
3, this FM frequency modulation module detects and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip;
Step S
4, this main control chip controls the FM signal after this loudspeaker is play demodulation.
On the basis that meets this area general knowledge, above-mentioned each optimum condition, but combination in any namely get the preferred embodiments of the invention.
Positive progressive effect of the present invention is: the invention provides a kind of integrated remote controller and broadcast receiving method of broadcast capability, be convenient to information active push, in time and accurately send to, integrated design simultaneously also can be controlled cost effectively.
Description of drawings
Fig. 1 is the structured flowchart of the remote controller of the embodiment of the invention 1.
Fig. 2 is the flow chart of the broadcast receiving method of the embodiment of the invention 1.
Fig. 3 is the flow chart of the broadcast receiving method of the embodiment of the invention 2.
Fig. 4 is the structured flowchart of the remote controller of the embodiment of the invention 4.
Fig. 5 is the structured flowchart of the remote controller of the embodiment of the invention 5.
Fig. 6 is the flow chart of the broadcast receiving method of the embodiment of the invention 5.
Embodiment
Mode below by embodiment further specifies the present invention, but does not therefore limit the present invention among the described scope of embodiments.
With reference to figure 1, the described remote controller of present embodiment, it comprises an antenna 1, a FM frequency modulation module 2, a main control chip 3 and a loudspeaker 4, wherein,
This antenna 1 is used for receiving FM signal;
This FM frequency modulation module 2 for detection of and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip 3;
This main control chip 3 is used for receiving control command enabling this FM frequency modulation module 2 and this loudspeaker 4, and is used for the FM signal after this loudspeaker 4 of control is play demodulation.
In the described technical scheme of present embodiment, broadcast capability is integrated in the remote controller, and the active that realizes broadcasting under the situation that does not change, do not influence remote controller distant control function is originally play, and the user only needs to set the frequency information of wanting to pay close attention to that can make and sends to the user timely and accurately.
With reference to figure 2, the described broadcast receiving method of present embodiment, adopt aforesaid remote controller to realize that this broadcast receiving method may further comprise the steps:
The basic principle of embodiment 2 is identical with embodiment 1, and difference is:
Still with reference to figure 1, for remote controller, this FM frequency modulation module 2 is used for detecting this FM signal with a time interval in a very first time section, and this main control chip 3 is used for just enabling this loudspeaker 4 after this FM frequency modulation module 2 detects this FM signal.In the described technical scheme of present embodiment, in order to save electric energy, only after detecting FM signal, enables FM frequency modulation mould 2 this loudspeaker 4 again, cut down the consumption of energy, prolong the cruising time of power supply of remote controller.
With reference to figure 3, the described broadcast receiving method of present embodiment may further comprise the steps:
Step 201 receives control command, and this main control chip is enabled this FM frequency modulation module;
In the present embodiment, this loudspeaker is in holding state to save electric energy not detecting under the situation of FM signal.
All the other not mentioned parts are all identical with embodiment 1.
The basic principle of embodiment 3 is identical with embodiment 2, and difference is:
Still with reference to figure 1, this main control chip also is used for closing this loudspeaker when this FM frequency modulation module does not detect this FM signal in one second time period.Similarly, in order to save electric energy, when FM frequency modulation module detects FM signal in one second time period, do not close this loudspeaker, cut down the consumption of energy, avoid unnecessary power consumption.
That is to say that the broadcast capability of remote controller has two kinds of operating states:
Holding state: the FM module continues for some time the broadcast singal (being FM signal) that (as 10 milliseconds) detect designated frequency band according to the time interval of setting (as per 30 seconds).At this moment, FM frequency modulation module is only carried out input, and loudspeaker is in off position, and power consumption is lower.
Operating state: FM frequency modulation module receives broadcast singal, namely notifies main control chip, and broadcast singal is carried out demodulation; After main control chip is notified, open loudspeaker, and the broadcasted content after the demodulation is play by loudspeaker.Off-the-air, main control chip judge whether at the appointed time the FM module does not receive signal in (as 30 seconds-1 minute), if, namely close loudspeaker, get back to holding state.
This working method can effectively be saved electric energy.
All the other not mentioned parts are all identical with embodiment 2.
With reference to figure 4, the basic principle of embodiment 4 is identical with embodiment 1, further needs clear and definite part to be:
Among the embodiment 4, main control chip is the intrinsic chip of multiplexing remote controller itself, the chip of for example integrated infrared coding function and infrared decoding function, should intrinsic chip as main control chip.Like this, can under the situation that does not change the original distant control function of remote controller and original circuit framework, realize broadcast capability.
In addition, in the present embodiment, can realize the adjusting of micropkonic broadcast sound volume by the volume adjusting function of remote controller itself.
All the other do not mention part reference example 1 especially.
The described remote controller of present embodiment, it comprises an antenna 1, a FM frequency modulation module 2, a main control chip 3, a communication module 5 and a loudspeaker 4, wherein,
This antenna 1 is used for receiving FM signal;
This communication module 5 is used for realizing the location by communication base station, and receives the signal of enabling from this communication base station;
This main control chip 3 is used for receiving that this communication module 5 transmits enables signal and enable signal according to this and enable this FM frequency modulation module 2 and this loudspeaker 4;
This FM frequency modulation module 2 for detection of and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip 3;
This main control chip 3 also is used for the FM signal after this loudspeaker 4 of control is play demodulation.
Wherein, this communication module 5 is the GPRS module.
This described broadcast receiving method, adopt aforesaid remote controller to realize that this broadcast receiving method may further comprise the steps:
Step 301, this communication module realizes the location by communication base station, and receives the signal of enabling from this communication base station;
Step 302, this main control chip receive that this communication module transmits enables signal and enables signal according to this and enable this FM frequency modulation module and this loudspeaker;
Step 303, this FM frequency modulation module detects and this FM signal of demodulation, and the FM signal after the demodulation is sent into this main control chip;
Step 304, this main control chip are controlled the FM signal after this loudspeaker is play demodulation.
In the specific implementation, can be in main control chip integrated this GPRS module, by the location, base station the remote controller position is positioned, can realize the directive sending of information.Concrete workflow is as follows:
Service background set to receive the zone of broadcasting, and the base station of notice region sends signal by GPRS to remote controller, and wherein, service background is a cover background system, is used for management of base station, terminal etc., and the issue of broadcasted content is managed control.
After remote controller GPRS module receives signal, the notice main control chip;
Main control chip control FM frequency modulation module receives broadcast frequency modulation signals by antenna, and opens loudspeaker, broadcasts.
The present invention proposes a kind of remote controller scheme of can the automatic reception signal broadcasting, and realizes the passive reception of broadcasting in the family.Can be used for government the people's information is propagated, great information dissemination mechanism and channel are set up in aspects such as especially natural calamity early warning, documentary whip issue.
Though more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art can make numerous variations or modification to these execution modes under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.
Claims (10)
1. a remote controller is characterized in that, it comprises an antenna, a FM frequency modulation module, a main control chip and a loudspeaker, wherein,
This antenna is used for receiving FM signal;
This FM frequency modulation module for detection of and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip;
This main control chip be used for to receive control command enabling this FM frequency modulation module and this loudspeaker, and is used for the FM signal after this loudspeaker of control is play demodulation.
2. remote controller as claimed in claim 1 is characterized in that, this FM frequency modulation module is used for detecting this FM signal with a time interval in a very first time section.
3. remote controller as claimed in claim 1 is characterized in that, this main control chip is used for enabling this loudspeaker after this FM frequency modulation module detects this FM signal.
4. remote controller as claimed in claim 1 is characterized in that, this main control chip is used for closing this loudspeaker when this FM frequency modulation module does not detect this FM signal in one second time period.
5. as any described remote controller among the claim 1-4, it is characterized in that the intrinsic chip in this main control chip and this remote controller is multiplexing;
And/or this control command is by the input unit input of this remote controller;
And/or this control command comprises the volume regulating command of regulating volume, and this main control chip is used for regulating this micropkonic broadcast sound volume according to this volume regulating command;
And/or this control command comprises that frequency range sets instruction, and this main control chip is used for this FM frequency modulation module of control and detects the FM signal that this frequency range is set the frequency range that instruction sets.
6. a broadcast receiving method is characterized in that, it adopts as any described remote controller among the claim 1-5 and realizes that this broadcast receiving method may further comprise the steps:
Step S
1, receive control command, this main control chip is enabled this FM frequency modulation module and this loudspeaker;
Step S
2, this FM frequency modulation module detects and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip;
Step S
3, this main control chip controls the FM signal after this loudspeaker is play demodulation.
7. broadcast receiving method as claimed in claim 6 is characterized in that, step S
1In this main control chip only enable this FM frequency modulation module;
Step S
2Comprise:
Step S
21, judge whether this FM frequency modulation module detects this FM signal in a very first time section, if enter step S
22If not, enter step S
23
Step S
22, this FM frequency modulation module this FM signal of demodulation and send into this main control chip, this main control chip is enabled this loudspeaker playing the FM signal after the demodulation, and process ends;
Step S
23, judge whether this FM frequency modulation module does not detect this FM signal in one second time period, if enter step S
24If not, return step S
22
Step S
24, close this loudspeaker.
8. a remote controller is characterized in that, it comprises an antenna, a FM frequency modulation module, a main control chip, a communication module and a loudspeaker, wherein,
This antenna is used for receiving FM signal;
This communication module is used for realizing the location by communication base station, and receives the signal of enabling from this communication base station;
This main control chip be used for to receive that this communication module transmits enables signal and enables signal according to this and enable this FM frequency modulation module and this loudspeaker;
This FM frequency modulation module for detection of and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip;
This main control chip also is used for the FM signal after this loudspeaker of control is play demodulation.
9. remote controller as claimed in claim 8 is characterized in that, this communication module is the GPRS module.
10. a broadcast receiving method is characterized in that, it adopts remote controller realization as claimed in claim 8 or 9, and this broadcast receiving method may further comprise the steps:
Step S
1, this communication module realizes the location by communication base station, and receives the signal of enabling from this communication base station;
Step S
2, this main control chip receive that this communication module transmits enable signal and enable signal according to this and enable this FM frequency modulation module and this loudspeaker;
Step S
3, this FM frequency modulation module detects and this FM signal of demodulation, and the FM signal after the demodulation sent into this main control chip;
Step S
4, this main control chip controls the FM signal after this loudspeaker is play demodulation.
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|---|---|---|---|
| CN2013101659083A CN103312353A (en) | 2013-05-07 | 2013-05-07 | Remote controller and broadcast receiving method |
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| CN2013101659083A CN103312353A (en) | 2013-05-07 | 2013-05-07 | Remote controller and broadcast receiving method |
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Application publication date: 20130918 |