CN108462898A - A kind of multimedia terminal awakening method, device and electronic equipment - Google Patents
A kind of multimedia terminal awakening method, device and electronic equipment Download PDFInfo
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- CN108462898A CN108462898A CN201810220166.2A CN201810220166A CN108462898A CN 108462898 A CN108462898 A CN 108462898A CN 201810220166 A CN201810220166 A CN 201810220166A CN 108462898 A CN108462898 A CN 108462898A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/59—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for emergency or urgency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Software Systems (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
The embodiment of the invention discloses a kind of multimedia terminal awakening method, device and electronic equipment, the method includes：Receive composite radio frequency signal；Broadcast radio frequency signals are obtained based on the composite radio frequency signal；Processing is decoded to the broadcast radio frequency signals, obtains subcarrier number evidence；Whether include emergent broadcast identification information, if so, wake-up instruction is sent out to the multimedia terminal, so that the multimedia terminal reverts to open state if analyzing the subcarrier number in.By using above-mentioned technical proposal, emergent broadcast can also be timely responded to by realizing under the standby mode of multimedia terminal, the emergent purpose waken up in multimedia terminal be realized, to which multimedia terminal need not be always maintained at open state, the energy has been saved, the purpose of low-power consumption response emergent broadcast is realized.
Description
Technical field
The present embodiments relate to a kind of field of communication technology more particularly to multimedia terminal awakening method, device and electricity
Sub- equipment.
Background technology
Emergent broadcast refers to public when the burst such as major natural disasters, accident, public health and social safety occurs
When crisis, the letter of emergency is noticed to the public using radio and television or other multimedia terminals similar with TV functions
Cease communication means.Emergent broadcast can provide a kind of faster information transfer channel, in first time disaster message or calamity
It endangers and is transmitted in people's ear caused by evil is possible, allow the people knowing what has occurred at the first time, answer
How to withdraw, hedging, life and property loss is preferably minimized.
The multimedia terminal for accessing broadcasting and television network is large number of, using frequent, have and opens the natural excellent of emergent broadcast
Gesture.Has a kind of implementation at present, and some regions at home are disposed.Existing implementation is to pass through TS
(Transport Stream, transport stream) transmits emergent broadcast information, more when detecting the field with emergent broadcast mark
Media termination starts a series of software flows of emergent broadcast, by picture of televising, sound or utilizes loud speaker direct
Playing sound, warning user pay attention to corresponding information warning, picture or sound etc..
But the scheme of above-mentioned startup emergent broadcast needs to have a necessary condition：Multimedia terminal is in booting shape
State flows because only that could receive TS under open state and plays emergent broadcast.Therefore, open state is kept undoubtedly can for a long time
Cause a large amount of energy waste, and if multimedia terminal be in the standby state, can not receive and play emergent broadcast.
Invention content
To solve Related Technical Issues, a kind of multimedia terminal awakening method of present invention offer, device and electronic equipment lead to
Emergent broadcast can also be timely responded to by crossing the method and can realizing under the standby mode of multimedia terminal, realize that multimedia terminal is emergent
The purpose of wake-up.
To achieve the above object, the embodiment of the present invention adopts the following technical scheme that：
In a first aspect, an embodiment of the present invention provides a kind of multimedia terminal awakening method, it is applied to access radio and television
The multimedia terminal of net, the method includes：
Receive composite radio frequency signal；
Broadcast radio frequency signals are obtained based on the composite radio frequency signal；
Processing is decoded to the broadcast radio frequency signals, obtains subcarrier number evidence；
Whether include emergent broadcast identification information, if so, to the multimedia terminal if analyzing the subcarrier number in
Wake-up instruction is sent out, so that the multimedia terminal reverts to open state.
Further, described that broadcast radio frequency signals are obtained based on the composite radio frequency signal, including：
Scaling down processing is carried out to the composite radio frequency signal by filter or frequency divider, cable television is respectively obtained and penetrates
Frequency signal and broadcast radio frequency signals.
Further, the method further includes：
The radio-frequency signal of wired TV is sent to the tuner of the multimedia terminal, so that the multimedia terminal
Play the radio-frequency signal of wired TV.
Further, described to send out wake-up instruction to the multimedia terminal, so that the multimedia terminal reverts to out
Machine state, including：
Wake-up instruction is sent out to the Micro-processor MCV of the multimedia terminal；
The MCU is according to mainboard and the power supply connection for waking up instruction and controlling the multimedia terminal.
Further, after the multimedia terminal reverts to open state, the method further includes：
The multimedia terminal is controlled to obtain emergent broadcast from transport stream TS and play the emergent broadcast.
Further, the subcarrier data standard includes：RDS standards, RDBS standards or DARC standards.
Further, the multimedia terminal includes：Smart television or set-top box.
Further, before sending out wake-up instruction to the multimedia terminal, the method further includes：
Validity check is carried out to the emergent broadcast identification information that the subcarrier number includes in, if the emergent broadcast
Identification information is effective, then continues to execute the step of sending out wake-up instruction to the multimedia terminal.
Second aspect, an embodiment of the present invention provides a kind of multimedia terminal Rouser, described device is integrated in more matchmakers
Body terminal, described device include：
Receiving module, for receiving composite radio frequency signal；
Broadcast radio frequency signals acquisition module, for obtaining broadcast radio frequency signals based on the composite radio frequency signal；
Decoder module obtains subcarrier number evidence for being decoded processing to the broadcast radio frequency signals；
Whether analysis module includes emergent broadcast identification information for analyzing the subcarrier number in；
Wake-up module, if for the subcarrier number comprising emergent broadcast identification information in, to multimedia end
End sends out wake-up instruction, so that the multimedia terminal reverts to open state.
The third aspect an embodiment of the present invention provides a kind of electronic equipment, including first memory, first processor and is deposited
The computer program that can be run on a memory and on first processor is stored up, the first processor executes the computer journey
The multimedia terminal awakening method as described in above-mentioned first aspect is realized when sequence.
Multimedia terminal awakening method provided in an embodiment of the present invention, by being obtained based on the composite radio frequency signal received
Broadcast radio frequency signals, and processing is decoded to the broadcast radio frequency signals, subcarrier number evidence is obtained, the secondary load is then analyzed
Whether wave number includes emergent broadcast identification information in, if so, wake-up instruction is sent out to the multimedia terminal, so that described
Multimedia terminal reverts to the technological means of open state, and realizing can also timely respond to answer under the standby mode of multimedia terminal
Anxious broadcast realizes that the emergent purpose waken up in multimedia terminal is saved to which multimedia terminal need not be always maintained at open state
The energy realizes the purpose of low-power consumption response emergent broadcast.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, institute in being described below to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example without creative efforts, can also be implemented for those of ordinary skill in the art according to the present invention
The content of example and these attached drawings obtain other attached drawings.
Fig. 1 is a kind of multimedia terminal awakening method flow diagram that the embodiment of the present invention one provides；
Fig. 2 is a kind of multimedia terminal awakening method flow diagram provided by Embodiment 2 of the present invention；
Fig. 3 is a kind of structural schematic diagram for multimedia terminal Rouser that the embodiment of the present invention three provides；
Fig. 4 is the structural schematic diagram for another multimedia terminal Rouser that the embodiment of the present invention three provides；
Fig. 5 is the structural schematic diagram for a kind of electronic equipment that the embodiment of the present invention four provides.
Specific implementation mode
For make present invention solves the technical problem that, the technical solution that uses and the technique effect that reaches it is clearer, below
The technical solution of the embodiment of the present invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
The every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
Embodiment one
Fig. 1 is a kind of multimedia terminal awakening method flow diagram that the embodiment of the present invention one provides.The present embodiment
Multimedia terminal awakening method is applied to the multimedia terminal of access broadcasting and television network, due to accessing the multimedia of broadcasting and television network
Terminal quantity is numerous, and frequently uses (such as TV) by user, and therefore, such multimedia terminal, which has, opens emergent broadcast
Inherent advantage, emergent broadcast information can have been laid together with the radiofrequency signal that such multimedia terminal plays identical
Transmission medium (such as coaxial cable) in be transmitted.Multimedia terminal awakening method provided in this embodiment can be by more matchmakers
Body terminal Rouser executes, and wherein the device can be typically integrated in by software and or hardware realization in multimedia terminal,
Such as set-top box.Shown in Fig. 1, this method may include steps of：
110, composite radio frequency signal is received.
Wherein, the composite radio frequency signal refers to has been superimposed another radiofrequency signal in a kind of radiofrequency signal.The present embodiment
Described in composite radio frequency signal include radio-frequency signal of wired TV and broadcast radio frequency signals.Specifically, when emergency event occurs,
Emergent broadcast radiofrequency signal can be superimposed with radio-frequency signal of wired TV, be passed by existing cable television optical fiber
It is defeated, and reported by the multimedia terminal that broad masses frequently use by set-top box or smart television etc., reach timely expansion
Dissipate the purpose of emergency event.For example, can be in FM co-cable by frequency modulation intermediate waves (refering in particular to broadcast radio frequency signals in the present embodiment)
It is transmitted by same root coaxial cable with radio-frequency signal of wired TV, backbone network can also pass through existing cable television
Optical fiber is transmitted, and extensive advantage is disposed using cable tv coax, it is no longer necessary to be repeated to connect up, is realized with a low cost and answer
The transmission of anxious broadcast radio frequency signals.
120, it is based on the composite radio frequency signal and obtains broadcast radio frequency signals.
Illustratively, described that broadcast radio frequency signals are obtained based on the composite radio frequency signal, including：
Scaling down processing is carried out to the composite radio frequency signal by filter or frequency divider, cable television is respectively obtained and penetrates
Frequency signal and broadcast radio frequency signals.In general, the frequency of radio-frequency signal of wired TV is in 115MHZ or more, the frequency of broadcast radio frequency signals
Rate ranging from 87MHZ-105MHZ.Obtain substantially being divided to the composite radio frequency signal for broadcast radio frequency signals.
Further, after respectively obtaining radio-frequency signal of wired TV and broadcast radio frequency signals, the method can also wrap
It includes：
The radio-frequency signal of wired TV is sent to the tuner of the multimedia terminal, so that the multimedia terminal
Play the radio-frequency signal of wired TV.If being not on very standby or shutdown shape mainly for multimedia terminal in this scheme
Under state, then it can will not be influenced by the multimedia Rouser added with normal play TV programme.
130, processing is decoded to the broadcast radio frequency signals, obtains subcarrier number evidence.
Specifically, being decoded processing to the broadcast radio frequency signals by specific decoder, subcarrier number evidence is obtained.Solution
Code device can be selected according to the format standard of subcarrier number evidence in the broadcast radio frequency signals.Optionally, the subcarrier number
Include according to standard：RDS standards, RDBS standards or DARC standards.It is carried out so that the subcarrier data standard is RDS standards as an example
It illustrates, wherein RDS is that EBU (European Broadcasting Union, European Broadcasting Union) was proposed in 1984
Technical standard EBU3244.The technology takes full advantage of the bandwidth of existing frequency modulation broadcasting, need not distribute special bandwidth.
The subcarrier data-signal of 57kHz is superimposed upon in frequency modulation programme frequency range, and digital signal can be received while receiving audio signal.
The corresponding data content of digital signal includes station name, program category, traffic information, standard time, advertising information etc..Now
Common RDS patterns generally refer to a kind of working method that data information is carried using the subcarrier of FM broadcast.Corresponding decoding
Device be and the matched decoders of RDS.
Whether include emergent broadcast identification information, if so, thening follow the steps 150 if 140, analyzing the subcarrier number in.
Specifically, analyze the subcarrier number in whether comprising emergent broadcast identification information can include by identifying whether
The information of the information of specific format, the specific format is the emergent broadcast identification information.
150, wake-up instruction is sent out to the multimedia terminal, so that the multimedia terminal reverts to open state.
Wherein, waking up the multimedia terminal can be waken up by way of software, can also be called out by way of hardware
It wakes up.Corresponding, the multimedia terminal may be at true standby mode or off-mode.The multimedia terminal can wrap
It includes：Smart television or set-top box.By taking the multimedia terminal is set-top box as an example, if the multimedia terminal is in very standby
State, i.e. only MCU (Micro Control Unit, micro-control unit) in running order, multimedia of multimedia terminal
Other modules (such as tuner module, demodulation module, decoding cores processor etc.) of terminal are in off working state, at this point,
Multimedia terminal can be then waken up by way of software, specially sent to the MCU of multimedia terminal and waken up instruction, by more matchmakers
All module recoveries of the MCU controls multimedia terminal of body terminal are in working condition.If the multimedia terminal is in shutdown shape
State can then wake up multimedia terminal by way of hardware, single by integrating auxiliary in original chip of multimedia terminal
Member, the power supply for directly controlling multimedia terminal, to wake up the multimedia terminal under off-mode.
Multimedia terminal awakening method provided in this embodiment is in true standby mode or shutdown shape in multimedia terminal
Under state, if detecting emergent broadcast identification information by the multimedia terminal Rouser added, to the multimedia terminal
Wake-up instruction is sent out, so that the multimedia terminal reverts to the technological means of open state, it is standby to realize multimedia terminal
Emergent broadcast can also be timely responded under state and under off-mode, realize the emergent purpose waken up in multimedia terminal, to
Multimedia terminal need not be always maintained at open state, save the energy, realize the purpose of low-power consumption response emergent broadcast.
Embodiment two
Fig. 2 is a kind of multimedia terminal awakening method flow diagram provided by Embodiment 2 of the present invention.In above-mentioned implementation
On the basis of example, the present embodiment is advanced optimized, and the benefit of optimization is to may further determine that emergent broadcast mark letter
The validity of breath causes social unrest to avoid illegal tissue malice from issuing false emergent broadcast.Shown in Fig. 2,
The method specifically comprises the following steps：
210, composite radio frequency signal is received.
220, it is based on the composite radio frequency signal and obtains broadcast radio frequency signals.
230, processing is decoded to the broadcast radio frequency signals, obtains subcarrier number evidence.
Whether include emergent broadcast identification information, if so, thening follow the steps 250 if 240, analyzing the subcarrier number in.
250, validity check is carried out to the emergent broadcast identification information that the subcarrier number includes in, if described emergent
Broadcast identification information is effective, then continues to execute step 260.
Wherein, carrying out validity check to the emergent broadcast identification information that the subcarrier number includes in specifically can be with
For：A private key is prestored in system side (the multimedia terminal Rouser added), then identifies and believes with emergent broadcast
The public key carried in breath carries out operation, if operation result meets expectation, it is determined that the emergent broadcast identification information is effective
Emergent broadcast identification information.
260, wake-up instruction is sent out to the multimedia terminal, so that the multimedia terminal reverts to open state.
Further, after the multimedia terminal reverts to open state, the method can also include：
It controls the multimedia terminal to obtain emergent broadcast from transport stream TS and play the emergent broadcast, you can to press
Start scheme according to traditional emergent broadcast and plays corresponding emergent broadcast.
On the basis of the above embodiments, it is emergent to increase verification for multimedia terminal awakening method provided in this embodiment
The step of broadcast identification information validity, issues false emergent broadcast to can avoid illegal tissue malice, causes social unrest,
Emergent broadcast can also be timely responded to by realizing simultaneously under the standby mode of multimedia terminal and under off-mode, realize multimedia
The emergent purpose waken up of terminal has saved the energy, has realized low-power consumption to which multimedia terminal need not be always maintained at open state
Respond the purpose of emergent broadcast.
Embodiment three
Fig. 3 is a kind of structural schematic diagram for multimedia terminal Rouser that the embodiment of the present invention three provides；The device is made
Supplementary module to add is desirably integrated into original chip of multimedia terminal.Shown in Figure 3, described device includes：It connects
Receive module 310, broadcast radio frequency signals acquisition module 320, decoder module 330, analysis module 340 and wake-up module 350.
Wherein, receiving module 310, for receiving composite radio frequency signal；Broadcast radio frequency signals acquisition module 320 is used for base
Broadcast radio frequency signals are obtained in the composite radio frequency signal；Decoder module 330, for being decoded to the broadcast radio frequency signals
Processing, obtains subcarrier number evidence；Analysis module 340, for whether analyzing the subcarrier number in comprising emergent broadcast mark
Information；Wake-up module 350, if for the subcarrier number comprising emergent broadcast identification information in, to multimedia end
End sends out wake-up instruction, so that the multimedia terminal reverts to open state.
Further, broadcast radio frequency signals acquisition module 320 is specifically used for：By filter or frequency divider to described multiple
It closes radiofrequency signal and carries out scaling down processing, respectively obtain radio-frequency signal of wired TV and broadcast radio frequency signals.
Further, broadcast radio frequency signals acquisition module 320 may include：
Transmission unit, after respectively obtaining radio-frequency signal of wired TV and broadcast radio frequency signals, by wired electricity
The tuner of the multimedia terminal is sent to depending on radiofrequency signal, so that the multimedia terminal plays the cable television radio frequency
Signal.
Further, wake-up module 350 includes：Transmission unit, for being sent out to the Micro-processor MCV of the multimedia terminal
Go out to wake up instruction；
Control unit, for the MCU according to the mainboard and power supply electricity for waking up instruction and controlling the multimedia terminal
Source is connected.
Further, described device can also include：Playing module reverts to open state for the multimedia terminal
Later, the multimedia terminal is controlled to obtain emergent broadcast from transport stream TS and play the emergent broadcast.
Further, the subcarrier data standard includes：RDS standards, RDBS standards or DARC standards.More matchmakers
Body terminal includes：Smart television or set-top box.
Further, described device can also include correction verification module, for sending out wake-up instruction to the multimedia terminal
Before, validity check is carried out to the emergent broadcast identification information that the subcarrier number includes in.
Optionally, the structural schematic diagram of another multimedia terminal Rouser shown in Figure 4, which show more matchmakers
Connection relation between body terminal Rouser and the existing equipment of multimedia terminal.Wherein frequency unit 410 is specifically used for connecing
The composite radio frequency signal in coaxial cable is received, and scaling down processing is carried out to composite radio frequency signal, the cable television divided out is penetrated
Frequency signal is conveyed directly to the tuned cell (being usually tuner) of multimedia terminal, and the broadcast radio frequency signals divided out are sent
To decoding unit 420, processing is decoded to the broadcast radio frequency signals by decoding unit 420, is obtained in broadcast radio frequency signals
Subcarrier number evidence.According to the format standard of subcarrier number evidence, decoding unit 420 can be specifically RDS units, RDBS units or
Person's DARC units, specifically for decoding obtain the subcarrier numbers of corresponding RDS standards according to, RDBS standards subcarrier number according to or
The subcarrier number evidence of DARC standards.The subcarrier number evidence that decoding obtains finally is sent to processing unit 430, by processing unit
430 pairs of subcarrier numbers are according to analyzing, if the subcarrier number includes emergent broadcast identification information in, to described more
Media termination sends out wake-up instruction, if multimedia terminal is in true standby mode, the wake-up instruction directly transmits at most matchmaker
The standby interface of body terminal, all modules that multimedia terminal is waken up by the MCU controls of multimedia terminal enter working condition.
It should be noted that the multimedia terminal Rouser added does not need larger data processing, therefore it is average
Power consumption is significantly less than the operating power consumption of multimedia terminal, or even may also be below the true stand-by power consumption of former multimedia terminal.For example,
The power consumption maximum of one common multimedia terminal Rouser does not exceed 3.3V*80mA=0.264W, and multimedia terminal
General operating power consumption is more than or equal to 5W, and true stand-by power consumption, which is typically larger than, is equal to 0.5W, is less than 1W.
Technical solution provided in this embodiment, for it is traditional cannot be in multimedia based on TS stream broadcasting emergent broadcast information
The problem of being worked normally under the true standby mode of terminal, by adding multimedia terminal Rouser, you can realize true standby mode
Lower multimedia terminal can also be waken up by emergent, not only energy saving to realize the purpose of response emergent broadcast, but also may be implemented
The emergent purpose waken up, is finally reached the purpose that emergent broadcast can also be realized under low-power consumption.
Above-mentioned apparatus can perform the method that any embodiment of the present invention is provided, and have the corresponding function module of execution method
And advantageous effect.The not technical detail of detailed description in the present embodiment, reference can be made to the side that any embodiment of the present invention is provided
Method.
Example IV
Fig. 5 is the structural schematic diagram for a kind of electronic equipment that the embodiment of the present invention four provides.As shown in figure 5, the electronics is set
It is standby to include：It first processor 670, first memory 671 and is stored on first memory 671 and can be in first processor 670
The computer program of upper operation；Wherein, the quantity of first processor 670 can be one or more, at one first in Fig. 5
For reason device 670；First processor 670 is realized when executing the computer program such as institute in above-described embodiment one to embodiment two
The multimedia terminal awakening method stated.As shown in figure 5, the electronic equipment can also include the first input unit 672 and first
Output device 673.First processor 670, first memory 671, the first input unit 672 and the first output device 673 can be with
It is connected by bus or other modes, in Fig. 5 for being connected by bus.
First memory 671 is used as a kind of computer readable storage medium, can be used for storing software program, computer can be held
Line program and module, as in the embodiment of the present invention the corresponding program instruction/module of multimedia terminal awakening method (for example, more
Receiving module 310, broadcast radio frequency signals acquisition module 320 in media termination Rouser, decoder module 330, analysis module
340 and wake-up module 350 etc.).First processor 670 is by running the software program being stored in first memory 671, instruction
And module realizes that above-mentioned multimedia terminal is called out to execute various function application and the data processing of electronic equipment
Awake method.
First memory 671 can include mainly storing program area and storage data field, wherein storing program area can store behaviour
Make the application program needed for system, at least one function；Storage data field can be stored uses created data according to terminal
Deng.In addition, first memory 671 may include high-speed random access memory, can also include nonvolatile memory, such as
At least one disk memory, flush memory device or other non-volatile solid state memory parts.In some instances, it first deposits
Reservoir 671 can further comprise that the memory remotely located relative to first processor 670, these remote memories can pass through
Network connection is to electronic equipment/storage medium.The example of above-mentioned network includes but not limited to internet, intranet, local
Net, mobile radio communication and combinations thereof.
First input unit 672 can be used for receiving the number or character information of input, and generate the use with electronic equipment
Family is arranged and the related key signals input of function control.First output device 673 may include that display screen etc. shows equipment.
By the description above with respect to embodiment, it is apparent to those skilled in the art that, the present invention
It can be realized by software and required common hardware, naturally it is also possible to which by hardware realization, but the former is more in many cases
Good embodiment.Based on this understanding, technical scheme of the present invention substantially in other words contributes to the prior art
Part can be expressed in the form of software products, which can be stored in computer readable storage medium
In, such as the floppy disk of computer, read-only memory (Read-Only Memory, ROM), random access memory (Random
Access Memory, RAM), flash memory (FLASH), hard disk or CD etc., including some instructions are with so that a computer is set
Standby (can be personal computer, storage medium or the network equipment etc.) executes the method described in each embodiment of the present invention.
Note that above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments described here, can carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out to the present invention by above example
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
May include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a kind of multimedia terminal awakening method is applied to the multimedia terminal of access broadcasting and television network, which is characterized in that described
Method includes：
Receive composite radio frequency signal；
Broadcast radio frequency signals are obtained based on the composite radio frequency signal；
Processing is decoded to the broadcast radio frequency signals, obtains subcarrier number evidence；
Whether include emergent broadcast identification information, if so, being sent out to the multimedia terminal if analyzing the subcarrier number in
Instruction is waken up, so that the multimedia terminal reverts to open state.
2. according to the method described in claim 1, it is characterized in that, described obtain broadcast radio frequency based on the composite radio frequency signal
Signal, including：
Scaling down processing is carried out to the composite radio frequency signal by filter or frequency divider, respectively obtains cable television radio frequency letter
Number and broadcast radio frequency signals.
3. according to the method described in claim 2, it is characterized in that, the method further includes：
The radio-frequency signal of wired TV is sent to the tuner of the multimedia terminal, so that the multimedia terminal plays
The radio-frequency signal of wired TV.
4. according to the method described in claim 1, it is characterized in that, it is described to the multimedia terminal send out wake-up instruction, with
The multimedia terminal is set to revert to open state, including：
Wake-up instruction is sent out to the Micro-processor MCV of the multimedia terminal；
The MCU is according to mainboard and the power supply connection for waking up instruction and controlling the multimedia terminal.
5. according to the described method of any one of claim 1-4, which is characterized in that the multimedia terminal reverts to booting shape
After state, the method further includes：
The multimedia terminal is controlled to obtain emergent broadcast from transport stream TS and play the emergent broadcast.
6. according to the described method of any one of claim 1-4, which is characterized in that the subcarrier data standard includes：RDS
Standard, RDBS standards or DARC standards.
7. according to the described method of any one of claim 1-4, which is characterized in that the multimedia terminal includes：Intelligence electricity
Depending on or set-top box.
8. according to the described method of any one of claim 1-4, which is characterized in that send out wake-up to the multimedia terminal and refer to
Before order, the method further includes：
Validity check is carried out to the emergent broadcast identification information that the subcarrier number includes in, if the emergent broadcast identifies
Information is effective, then continues to execute the step of sending out wake-up instruction to the multimedia terminal.
9. a kind of multimedia terminal Rouser, described device are integrated in multimedia terminal, which is characterized in that described device packet
It includes：
Receiving module, for receiving composite radio frequency signal；
Broadcast radio frequency signals acquisition module, for obtaining broadcast radio frequency signals based on the composite radio frequency signal；
Decoder module obtains subcarrier number evidence for being decoded processing to the broadcast radio frequency signals；
Whether analysis module includes emergent broadcast identification information for analyzing the subcarrier number in；
Wake-up module, if being sent out to the multimedia terminal comprising emergent broadcast identification information in for the subcarrier number
Go out to wake up instruction, so that the multimedia terminal reverts to open state.
10. a kind of electronic equipment, including first memory, first processor and storage are on a memory and can be in first processor
The computer program of upper operation, which is characterized in that realized when the first processor executes the computer program as right is wanted
Seek any multimedia terminal awakening method in 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810220166.2A CN108462898A (en) | 2018-03-16 | 2018-03-16 | A kind of multimedia terminal awakening method, device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810220166.2A CN108462898A (en) | 2018-03-16 | 2018-03-16 | A kind of multimedia terminal awakening method, device and electronic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN108462898A true CN108462898A (en) | 2018-08-28 |
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