CN106707737B - A kind of Wave timepiece timing method and mobile terminal - Google Patents
A kind of Wave timepiece timing method and mobile terminal Download PDFInfo
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- CN106707737B CN106707737B CN201710059295.3A CN201710059295A CN106707737B CN 106707737 B CN106707737 B CN 106707737B CN 201710059295 A CN201710059295 A CN 201710059295A CN 106707737 B CN106707737 B CN 106707737B
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- G—PHYSICS
- G04—HOROLOGY
- G04R—RADIO-CONTROLLED TIME-PIECES
- G04R20/00—Setting the time according to the time information carried or implied by the radio signal
- G04R20/08—Setting the time according to the time information carried or implied by the radio signal the radio signal being broadcast from a long-wave call sign, e.g. DCF77, JJY40, JJY60, MSF60 or WWVB
- G04R20/10—Tuning or receiving; Circuits therefor
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Abstract
The present invention discloses a kind of Wave timepiece timing method, is applied to mobile terminal, which comprises be modulated into audio signal after being encoded current time according to long-wave time service consensus standard；The audio signal is played out with predeterminated frequency；The predeterminated frequency is the crossover frequency of long-wave time service wave frequency.Invention additionally discloses a kind of mobile terminals, comprising: detection unit, for detecting whether current mobile terminal can search GPS signal；Judging unit, for judging the geographical location of the current mobile terminal whether in the range of can receive the electric wave of time service platform sending.The present invention is received by playing the audio signal of modulation for Wave timepiece with the automatic Proofreading time.
Description
Technical field
The present invention relates to mobile terminal correlative technology field more particularly to a kind of Wave timepiece timing method and mobile terminals.
Background technique
After Wave timepiece is a kind of electric wave for receiving standard time information, can with the wrist-watch of automatic Proofreading time, fuselage by
Atomic clock and radio receiving system composition.Wave timepiece is received by radio receiving system and issues standard by national time service center
The true time, and the time is shown after CPU is handled, 300,000 years errors of Wave timepiece do not exceed one second.High sensitivity is small built in Wave timepiece
Type antenna receives standard wave and carries out automatic clock synchronization, thus may be implemented temporal accurate.In the world, Germany, English
State, the U.S., the Japanese transmission for all having had standard wave.In July, 2007, the new electric wave tower that Henan China Shangqiu is built up
Start to send electric wave；As shown in Figure 1, the electric wave that the electric wave tower for being located at Henan Shangqiu is sent can not cover all cities.
Wave timepiece has been popularized at present, but due to the limited coverage area of electric wave, can not receive electric wave in some cities；
In another example for a long time indoors, the inferior environment that can not receive time service electric wave, especially complete pointer type wristwatch, when adjustment
Between reformed into a pretty troublesome thing, lose the accurate of Wave timepiece script completely, fast, it is efficient the advantages that.
Summary of the invention
It is a primary object of the present invention to propose a kind of Wave timepiece timing method and mobile terminal, it is intended to pass through mobile terminal
Analog transmissions time service electric wave is to carry out timing to Wave timepiece.
To achieve the above object, the present invention proposes a kind of Wave timepiece timing method, is applied to mobile terminal, and feature exists
In, which comprises
Audio signal is modulated into after current time is encoded according to long-wave time service consensus standard；
The audio signal is played out with predeterminated frequency；The predeterminated frequency is the frequency dividing of long-wave time service wave frequency
Frequency.
Optionally, it is described current time is encoded according to long-wave time service consensus standard after be modulated into audio signal it
Before, the method also includes:
Whether detection current mobile terminal can search GPS signal；
If it is not, then execute it is described current time is encoded according to long-wave time service consensus standard after be modulated into audio signal
The step of；
If so, judging whether the geographical location of the current mobile terminal can receive the electric wave of time service platform sending
In range；
If the geographical location of the current mobile terminal in the range of can receive the electric wave of time service platform sending, is not held
Row is described current time is encoded according to long-wave time service consensus standard after the step of being modulated into audio signal.
Optionally, before being modulated into audio signal after current time being encoded according to long-wave time service consensus standard, institute
State method further include:
The current time is adjusted according to the modulation time of the last audio signal.
Optionally, before being modulated into audio signal after current time being encoded according to long-wave time service consensus standard, institute
State method further include:
The current time is adjusted according to preset time difference.
Optionally, the preset time difference is determined according to the performance state of the present terminal.
In addition, to achieve the above object, the present invention also provides a kind of mobile terminals characterized by comprising
Modulation unit, for being modulated into audio signal after being encoded current time according to long-wave time service consensus standard；
Broadcast unit, for playing out the audio signal with predeterminated frequency；The predeterminated frequency is long-wave time service
The crossover frequency of wave frequency.
Optionally, further includes:
Detection unit, for detecting whether current mobile terminal can search GPS signal；
Judging unit, for judging whether the geographical location of the current mobile terminal can receive the sending of time service platform
In the range of electric wave.
Optionally, further includes:
The first adjustment unit, for being adjusted the current time according to the modulation time of the last audio signal
It is whole.
Optionally, further includes:
Second adjustment unit, for being adjusted according to preset time difference to the current time.
Optionally, the preset time difference is determined according to the performance state of the present terminal.
Wave timepiece timing method proposed by the present invention and mobile terminal, the audio signal by playing modulation connect for Wave timepiece
It receives with the automatic Proofreading time.
Detailed description of the invention
Fig. 1 is the coverage area of the electric wave of electric wave tower transmitting；
The hardware structural diagram of Fig. 2 mobile terminal of each embodiment to realize the present invention；
Fig. 3 is the flow diagram of the Wave timepiece timing method of first embodiment of the invention；
Fig. 4 is that the long-wave time service of the embodiment of the present invention services the schematic diagram of BPC consensus standard；
Fig. 5 is the flow diagram of the Wave timepiece timing method of second embodiment of the invention；
Fig. 6 is the flow diagram of the Wave timepiece timing method of third embodiment of the invention；
Fig. 7 is the flow diagram of the Wave timepiece timing method of fourth embodiment of the invention；
Fig. 8 is the flow diagram of the Wave timepiece timing method of fifth embodiment of the invention；
Fig. 9 is the flow diagram of the Wave timepiece timing method of sixth embodiment of the invention；
Figure 10 is the structural schematic diagram of the mobile terminal of seventh embodiment of the invention；
Figure 11 is the structural schematic diagram of the mobile terminal of eighth embodiment of the invention；
Figure 12 is the structural schematic diagram of the mobile terminal of ninth embodiment of the invention；
Figure 13 is the structural schematic diagram of the mobile terminal of tenth embodiment of the invention；
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The mobile terminal of each embodiment of the present invention is realized in description with reference to the drawings.In subsequent description, use
For indicate element such as " module ", " component " or " unit " suffix only for being conducive to explanation of the invention, itself
There is no specific meanings.Therefore, " module " can be used mixedly with " component ".
Mobile terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as moving
Phone, smart phone, laptop, digit broadcasting receiver, PDA (personal digital assistant), PAD (tablet computer), PMP
The mobile terminal of (portable media player), navigation device etc. and such as number TV, desktop computer etc. are consolidated
Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that in addition to being used in particular for moving
Except the element of purpose, the construction of embodiment according to the present invention can also apply to the terminal of fixed type.
The hardware structural diagram of Fig. 1 each embodiment one optional intelligent terminal to realize the present invention.
Intelligent terminal 100 may include wireless communication unit 110, A/V (audio/video) input unit 120, user's input
Unit 130, sensing unit 140, output unit 150, memory 160, interface unit 170, controller 180 and power supply unit 190
Etc..
Fig. 1 shows the mobile terminal 100 with various assemblies, it should be understood that being not required for implementing all show
Component out.More or fewer components can alternatively be implemented.The element of mobile terminal 100 will be discussed in more detail below.
Wireless communication unit 110 usually may include one or more components, allow mobile terminal 100 and wireless communication
Radio communication between system or network.For example, wireless communication unit 110 may include broadcasting reception module 111, move and lead to
Believe at least one of module 112, wireless Internet module 113, short range communication module 114 and location information module 115.
Broadcasting reception module 111 receives broadcast singal and/or broadcast from external broadcast management server via broadcast channel
Relevant information.Broadcast channel may include satellite channel and/or terrestrial channel.Broadcast management server, which can be, to be generated and sent
The broadcast singal and/or broadcast related information generated before the server or reception of broadcast singal and/or broadcast related information
And send it to the server of terminal.Broadcast singal may include TV broadcast singal, radio signals, data broadcasting
Signal etc..Moreover, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase
Closing information can also provide via mobile communications network, and in this case, broadcast related information can be by mobile communication mould
Block 112 receives.Broadcast singal can exist in a variety of manners, for example, it can be with the electronics of digital multimedia broadcasting (DMB)
Program guide (EPG), digital video broadcast-handheld (DVB-H) electronic service guidebooks (ESG) etc. form and exist.Broadcast
Receiving module 111 can receive signal broadcast by using various types of broadcast systems.Particularly, broadcasting reception module 111
It can be wide by using such as multimedia broadcasting-ground (DMB-T), digital multimedia broadcasting-satellite (DMB-S), digital video
It broadcasts-holds (DVB-H), the Radio Data System of forward link media (MediaFLO@), received terrestrial digital broadcasting integrated service
(ISDB-T) etc. digit broadcasting system receives digital broadcasting.Broadcasting reception module 111, which may be constructed such that, to be adapted to provide for extensively
Broadcast the various broadcast systems and above-mentioned digit broadcasting system of signal.Via the received broadcast singal of broadcasting reception module 111 and/
Or broadcast related information can store in memory 160 (or other types of storage medium).
Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal
And at least one of server and/or receive from it radio signal.Such radio signal may include that voice is logical
Talk about signal, video calling signal or according to text and/or Multimedia Message transmission and/or received various types of data.
The Wi-Fi (Wireless Internet Access) of the support mobile terminal of wireless Internet module 113.The module can be internally or externally
It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved in the module may include WLAN (Wireless LAN) (Wi-Fi), Wibro
(WiMAX), Wimax (worldwide interoperability for microwave accesses), HSDPA (high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting short range communication.Some examples of short-range communication technology include indigo plant
Tooth TM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybee TM etc..
Location information module 115 is the module for checking or obtaining the location information of mobile terminal.Location information module
115 typical case is GPS (global positioning system).According to current technology, GPS calculate from three or more satellites away from
From information and correct time information and for the Information application triangulation of calculating, thus according to longitude, latitude and height
Degree accurately calculates three-dimensional current location information.Currently, three satellites are used simultaneously for the method for calculating position and temporal information
And the error of the position and temporal information calculated by using other satellite correction.In addition, GPS can be by real time
Continuous plus current location information carrys out calculating speed information.
A/V input unit 120 is for receiving audio or video signal.A/V input unit 120 may include 121 He of camera
Microphone wind 122, camera 121 is to the static map obtained in video acquisition mode or image capture mode by image capture apparatus
The image data of piece or video is handled.Treated, and picture frame may be displayed on display unit 151.At camera 121
Picture frame after reason can store in memory 160 (or other storage mediums) or carry out via wireless communication unit 110
It sends, two or more cameras 121 can be provided according to the construction of mobile terminal 100.Microphone wind 122 can be in telephone relation
Sound (audio data) is received via microphone wind 122 in mode, logging mode, speech recognition mode etc. operational mode, and
It and can be audio data by such acoustic processing.Audio that treated (voice) data can be in the feelings of telephone calling model
The format output that mobile communication base station can be sent to via mobile communication module 112 is converted under condition.Microphone wind 122 can be real
Various types of noises elimination (or inhibition) algorithms are applied to produce during sending and receiving audio signal to eliminate (or inhibition)
Raw noise or interference.
The order that user input unit 130 can be inputted according to user generates key input data to control mobile terminal 100
Various operations.User input unit 130 allows user to input various types of information, and may include keyboard, metal dome,
Touch tablet (for example, the sensitive component of detection due to the variation of resistance, pressure, capacitor etc. caused by being contacted), shakes idler wheel
Bar etc..Particularly, when touch tablet is superimposed upon in the form of layer on display unit 151, touch screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 100, (for example, mobile terminal 100 opens or closes shape
State), the position of mobile terminal 100, user is for the presence or absence of contact (that is, touch input) of mobile terminal 100, mobile terminal
100 orientation, the acceleration or deceleration movement of mobile terminal 100 and direction etc., and generate for controlling mobile terminal 100
The order of operation or signal.For example, sensing unit 140 can sense when mobile terminal 100 is embodied as sliding-type mobile phone
The sliding-type phone is to open or close.In addition, sensing unit 140 be able to detect power supply unit 190 whether provide electric power or
Whether person's interface unit 170 couples with external device (ED).Sensing unit 140 may include proximity sensor 141.
Interface unit 170 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example,
External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing
Line data port, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Identification module can be storage and use each of mobile terminal 100 for verifying user
It plants information and may include subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM)
Etc..In addition, the device (hereinafter referred to as " identification device ") with identification module can take the form of smart card, therefore, know
Other device can be connect via port or other attachment devices with mobile terminal 100.Interface unit 170, which can be used for receiving, to be come from
The input (for example, data information, electric power etc.) of external device (ED) and the input received is transferred in mobile terminal 100
One or more elements can be used for transmitting data between mobile terminal 100 and external device (ED).
In addition, when mobile terminal 100 is connect with external base, interface unit 170 may be used as allowing will be electric by it
Power, which is provided from pedestal to the path or may be used as of mobile terminal 100, allows the various command signals inputted from pedestal to pass through it
It is transferred to the path of mobile terminal 100.The various command signals or electric power inputted from pedestal may be used as identification mobile terminal 100
The signal whether being accurately fitted on pedestal.Output unit 150 is configured to the offer of vision, audio and/or tactile manner
Output signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.).Output unit 150 may include showing
Show unit 151, audio output module 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information handled in mobile terminal 100.For example, when mobile terminal 100 is in electricity
When talking about call mode, display unit 151 can show and converse or other communicate (for example, text messaging, multimedia file
Downloading etc.) relevant user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling mode
Or when image capture mode, display unit 151 can show captured image and/or received image, show video or figure
Picture and the UI or GUI of correlation function etc..
Meanwhile when display unit 151 and touch tablet in the form of layer it is superposed on one another to form touch screen when, display unit
151 may be used as input unit and output device.Display unit 151 may include liquid crystal display (LCD), thin film transistor (TFT)
In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least
It is a kind of.Some in these displays may be constructed such that transparence to allow user to watch from outside, this is properly termed as transparent
Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific
Desired embodiment, mobile terminal 100 may include two or more display units (or other display devices), for example, moving
Dynamic terminal 100 may include outernal display unit (not shown) and inner display unit (not shown).Touch screen can be used for detecting
Touch input pressure and touch input position and touch input area.
Audio output module 152 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
It is when under the isotypes such as formula, speech recognition mode, broadcast reception mode, wireless communication unit 110 is received or in memory
The audio data transducing audio signal and output stored in 160 is sound.Moreover, audio output module 152 can provide with
The relevant audio output of specific function that mobile terminal 100 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output module 152 may include loudspeaker, buzzer etc..
Alarm unit 153 can provide output notifying event to mobile terminal 100.Typical event can be with
Including calling reception, message sink, key signals input, touch input etc..Other than audio or video output, alarm unit
153 can provide output in different ways with the generation of notification event.For example, alarm unit 153 can be in the form of vibration
Output is provided, when receiving calling, message or some other entrance communications (incoming communication), alarm list
Member 153 can provide tactile output (that is, vibration) to notify to user.By providing such tactile output, even if
When the mobile phone of user is in the pocket of user, user also can recognize that the generation of various events.Alarm unit 153
The output of the generation of notification event can be provided via display unit 151 or audio output module 152.
Memory 160 can store the software program etc. of the processing and control operation that are executed by controller 180, Huo Zheke
Temporarily to store oneself data (for example, telephone directory, message, still image, video etc.) through exporting or will export.And
And memory 160 can store about the vibrations of various modes and audio signal exported when touching and being applied to touch screen
Data.
Memory 160 may include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, more
Media card, card-type memory (for example, SD or DX memory etc.), random access storage device (RAM), static random-access storage
Device (SRAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), programmable read only memory
(PROM), magnetic storage, disk, CD etc..Moreover, mobile terminal 100 can execute memory with by network connection
The network storage device of 160 store function cooperates.
The overall operation of the usually control mobile terminal of controller 180.For example, controller 180 executes and voice communication, data
Communication, video calling etc. relevant control and processing.In addition, controller 180 may include for reproducing (or playback) more matchmakers
The multi-media module 181 of volume data, multi-media module 181 can construct in controller 180, or can be structured as and control
Device 180 separates.Controller 180 can be with execution pattern identifying processing, by the handwriting input executed on the touchscreen or picture
It draws input and is identified as character or image.
Power supply unit 190 receives external power or internal power under the control of controller 180 and provides operation each member
Electric power appropriate needed for part and component.
Various embodiments described herein can be to use the calculating of such as computer software, hardware or any combination thereof
Machine readable medium is implemented.Hardware is implemented, embodiment described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Programming gate array (FPGA), controller, microcontroller, microprocessor, is designed to execute function described herein processor
At least one of electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 180.
For software implementation, the embodiment of such as process or function can with allow to execute the individual of at least one functions or operations
Software module is implemented.Software code can by the software application (or program) write with any programming language appropriate Lai
Implement, software code can store in memory 160 and be executed by controller 180.
So far, oneself is through describing mobile terminal 100 according to its function.In addition, the mobile terminal 100 in the embodiment of the present invention
It can be such as folded form, board-type, oscillating-type, sliding-type and other various types of mobile terminals, do not do herein specifically
It limits.
Based on above-mentioned mobile terminal hardware configuration and communication system, each embodiment of the method for the present invention is proposed.
As shown in figure 3, first embodiment of the invention provides a kind of Wave timepiece timing method, it is applied to mobile terminal, it is described
Method includes:
S11, audio signal is modulated into after being encoded current time according to long-wave time service consensus standard；
Referring to Fig. 4, long-wave time service services BPC consensus standard using pulse duration modulation method, the side of the quaternary
Formula is broadcast, code rate 1Hz.Each coded pulse width is 0.1s, 0.2s, 0.3s, 0.4s, respectively represents 0,1,2,3.Entire message
Be the number composition of the quaternary second, when, point, week, day, the moon, year and in P3 and P4, that is, first 10 seconds of data and after
The check bit composition being added for 10 seconds, length 20s, 20s can convey a correct time.
P0 is located at per minute 0,20,40 seconds, separates frame with frame to lack pulse per second (PPS), while originating and predicting as frame.
P1 is flag of frame, and P1=0 indicates that frame arises from the 1st second, and P1=1 indicates that frame originates in 21 seconds, and P1=2 indicates frame starting
In 41 seconds.Flag of frame be it is required, it is used to determine whole point of starting.Such as: it include " 38 divide when 10 " when having received one group
Time encoding when, if flag of frame indicate the frame be the second frame, so that it may 38 divide when being demarcated as 10 in the starting of next frame
41 seconds, 39 startings divided when being 10 in 20 seconds.
P3 is check bit.With " morning ", " afternoon " label multiplex.0 and 2 indicate " P1 ", " P2 ", " when ", " dividing ", " week "
After the value of every code is converted into binary expression, a of " 1 " is even number, and 1 and 3 indicate " P1 ", " P2 " " when ", " dividing ", " star
Phase " every code it is assorted be converted into binary expression after, the number of " 1 " is odd number, and 0 and 1 indicates morning simultaneously, and 2 and 3 simultaneously
Indicate afternoon.P4 is the highest order utilization in check bit and " year ", and 0 and 2 indicate the value of low three every codes in " day " " moon " " year "
After being converted into binary expression, the number of " 1 " is even number, and 1 and 3 indicate the value of low three every codes in " day " " moon " " year "
After being converted into binary expression, the number of " 1 " is odd number, and 0 and 1 indicates that the value of the highest order in " year " is 0,2 and 3 same simultaneously
When indicate " year " highest order value be 1.
It can be seen that the second in long-wave time service consensus standard is to be expressed by flag of frame P1, and P1=0 indicates frame
It arises from the 1st second, P1=1 indicates that frame originates in 21 seconds, and P1=2 indicates that frame originates in 41 seconds；It is therefore preferred that current time
The corresponding second needs to be 1 second, 21 seconds or 41 seconds.In the specific implementation, in modulation, if mobile terminal is using Android
Android system, the Audiotrack that can use android system generate square wave.
S12, the audio signal is played out with predeterminated frequency；The predeterminated frequency is long-wave time service wave frequency
Crossover frequency.
When playing, can be carried out by loudspeaker channel or earphone channel.The predeterminated frequency is long-wave time service electric wave frequency
The Fractional-N frequency frequency of rate, wherein N is the natural number greater than 1 that can be eliminated by long-wave time service wave frequency；It should be noted that
Predeterminated frequency is within the scope of the capable of emitting frequency of sound wave of mobile terminal.
Generally, long-wave time service wave frequency is 68.5Khz, but mobile terminal can not issue so high-frequency electromagnetism
Wave, the capable of emitting frequency of mobile terminal is in 20Hz~20Khz, the present embodiment at present, using long-wave time service wave frequency
5 crossover frequencies, i.e. 5 frequency dividings of 68.5Khz, that is, 13.7Khz.It is well known that while the sound wave of 13.7Khz plays,
Not only include fundamental frequency 13.7Khz in frequency content, also include frequency multiplication part, includes 68.5Khz in the frequency multiplication part.Certainly
It can be using crossover frequencies such as 10 frequency dividings.
In the present embodiment, current time is modulated into the audio signal for meeting long-wave time service consensus standard with long-wave time service electricity
The crossover frequency of wave frequency rate plays out, and without carrying out the transformation on hardware to mobile terminal, can will send to the standard time
Wave timepiece reaches the function of quickly calibrated time.
In addition, for promoted school when accuracy, in one embodiment of the invention, step S11, S12 can repeat into
Row 3 times, more specifically, being in primary wave table timing, continuous 3 repeat the above steps S11, S12 make pair of current time
The second answered is distinguished 1 second, 21 seconds and 41 seconds.
As shown in figure 5, second embodiment of the invention provides a kind of Wave timepiece timing method, it is applied to mobile terminal, the party
Method comprising steps of
Whether S21, detection current mobile terminal can search GPS signal；If so, entering step S22；If it is not, then into
Enter step S23；
S22, judge the geographical location of the current mobile terminal whether in the model that can receive the electric wave that time service platform issues
In enclosing；If so, terminating process as shown in step S25；If it is not, then entering step S23；
S23, audio signal is modulated into after being encoded current time according to long-wave time service consensus standard；
Preferably, the correspondence second of current time needs to be 1 second, 21 seconds or 41 seconds.In the specific implementation, in modulation, if
For mobile terminal using Android android system, the Audiotrack that can use android system generates square wave.
S24, the audio signal is played out with predeterminated frequency；The predeterminated frequency is long-wave time service wave frequency
Crossover frequency.
When playing, can be carried out by loudspeaker channel or earphone channel.The predeterminated frequency is long-wave time service electric wave frequency
The Fractional-N frequency frequency of rate, wherein N is the natural number greater than 1 that can be eliminated by long-wave time service wave frequency；It should be noted that
Predeterminated frequency is within the scope of the capable of emitting frequency of sound wave of mobile terminal.
Generally, long-wave time service wave frequency is 68.5Khz, but mobile terminal can not issue so high-frequency electromagnetism
Wave, the capable of emitting frequency of mobile terminal is in 20Hz~20Khz, the present embodiment at present, using long-wave time service wave frequency
5 crossover frequencies, i.e. 5 frequency dividings of 68.5Khz, that is, 13.7Khz.It is well known that while the sound wave of 13.7Khz plays,
Not only include fundamental frequency 13.7Khz in frequency content, also include frequency multiplication part, includes 68.5Khz in the frequency multiplication part.Certainly
It can be using crossover frequencies such as 10 frequency dividings.
In the present embodiment, the sending of time service platform can not be being received GPS signal or current mobile terminal cannot be searched
When in the range of electric wave, current time is modulated into the audio signal for meeting long-wave time service consensus standard with long-wave time service electric wave frequency
The crossover frequency of rate plays out, to can will pass the standard time while not causing the unnecessary power consumption of mobile terminal to bear
Wave timepiece is given to reach the function of quickly calibrated time.
In addition, for promoted school when accuracy, in one embodiment of the invention, step S23, S24 can repeat into
Row 3 times, more specifically, being in primary wave table timing, continuous 3 repeat the above steps S23, S24 make pair of current time
The second answered is distinguished 1 second, 21 seconds and 41 seconds.
As shown in fig. 6, third embodiment of the invention provides a kind of Wave timepiece timing method, it is applied to mobile terminal, the party
Method comprising steps of
S31, the current time is adjusted according to the modulation time of the last audio signal；
In the specific implementation, timer record can be opened every time by time-modulation at the time required for audio signal；
In the present embodiment, corresponding effective period of time can also be set, and the modulation time of the even last audio signal is more than should
Effective period of time is then no longer used to the adjustment to current time；Generally, which is less than 1s, so as to more acurrate
Ground reflects whether the performance state of present terminal, such as backstage have multiple programs in operation etc..
S32, audio signal is modulated into after being encoded current time according to long-wave time service consensus standard；
Preferably, the correspondence second of current time needs to be 1 second, 21 seconds or 41 seconds.In the specific implementation, in modulation, if
For mobile terminal using Android android system, the Audiotrack that can use android system generates square wave.
S33, the audio signal is played out with predeterminated frequency；The predeterminated frequency is long-wave time service wave frequency
Crossover frequency.
When playing, can be carried out by loudspeaker channel or earphone channel.The predeterminated frequency is long-wave time service electric wave frequency
The Fractional-N frequency frequency of rate, wherein N is the natural number greater than 1 that can be eliminated by long-wave time service wave frequency；It should be noted that
Predeterminated frequency is within the scope of the capable of emitting frequency of sound wave of mobile terminal.
Generally, long-wave time service wave frequency is 68.5Khz, but mobile terminal can not issue so high-frequency electromagnetism
Wave, the capable of emitting frequency of mobile terminal is in 20Hz~20Khz, the present embodiment at present, using long-wave time service wave frequency
5 crossover frequencies, i.e. 5 frequency dividings of 68.5Khz, that is, 13.7Khz.It is well known that while the sound wave of 13.7Khz plays,
Not only include fundamental frequency 13.7Khz in frequency content, also include frequency multiplication part, includes 68.5Khz in the frequency multiplication part.Certainly
It can be using crossover frequencies such as 10 frequency dividings.
In the present embodiment, by the calibration to current time, the accuracy for reaching the time of Wave timepiece is improved；It will be current
Time-modulation is played out at the audio signal for meeting long-wave time service consensus standard with the crossover frequency of long-wave time service wave frequency,
To which while not causing the unnecessary power consumption of mobile terminal to bear Wave timepiece can will be sent the standard time to reach quick
The function of prover time.
In addition, for promoted school when accuracy, in one embodiment of the invention, step S31 to S33 can repeat into
Row 3 times, more specifically, being in primary wave table timing, the continuous 3 times S31 to S33 that repeat the above steps make current time
The corresponding second is distinguished 1 second, 21 seconds and 41 seconds；Certainly, if the first time in the repetition step in the secondary Wave timepiece timing can
Not execute step S31, i.e., in primary wave table timing, step S32, S33 is first carried out, then execute step S31 to S33,
A step S31 to S33 is finally executed again.
As shown in fig. 7, fourth embodiment of the invention provides a kind of Wave timepiece timing method, it is applied to mobile terminal, the party
Method comprising steps of
Whether S41, detection current mobile terminal can search GPS signal；If so, entering step S42；If it is not, then into
Enter step S43；
S42, judge the geographical location of the current mobile terminal whether in the model that can receive the electric wave that time service platform issues
In enclosing；If so, as shown in step S46, terminating process；If it is not, then entering step S43；
S43, the current time is adjusted according to the modulation time of the last audio signal；
In the specific implementation, timer record can be opened every time by time-modulation at the time required for audio signal；
In the present embodiment, corresponding effective period of time can also be set, and the modulation time of the even last audio signal is more than should
Effective period of time is then no longer used to the adjustment to current time；Generally, which is less than 1s, so as to more acurrate
Ground reflects whether the performance state of present terminal, such as backstage have multiple programs in operation etc.；
S44, audio signal is modulated into after being encoded current time according to long-wave time service consensus standard；
Preferably, the correspondence second of current time needs to be 1 second, 21 seconds or 41 seconds.In the specific implementation, in modulation, if
For mobile terminal using Android android system, the Audiotrack that can use android system generates square wave.
S45, the audio signal is played out with predeterminated frequency；The predeterminated frequency is long-wave time service wave frequency
Crossover frequency.
When playing, can be carried out by loudspeaker channel or earphone channel.The predeterminated frequency is long-wave time service electric wave frequency
The Fractional-N frequency frequency of rate, wherein N is the natural number greater than 1 that can be eliminated by long-wave time service wave frequency；It should be noted that
Predeterminated frequency is within the scope of the capable of emitting frequency of sound wave of mobile terminal.
Generally, long-wave time service wave frequency is 68.5Khz, but mobile terminal can not issue so high-frequency electromagnetism
Wave, the capable of emitting frequency of mobile terminal is in 20Hz~20Khz, the present embodiment at present, using long-wave time service wave frequency
5 crossover frequencies, i.e. 5 frequency dividings of 68.5Khz, that is, 13.7Khz.It is well known that while the sound wave of 13.7Khz plays,
Not only include fundamental frequency 13.7Khz in frequency content, also include frequency multiplication part, includes 68.5Khz in the frequency multiplication part.Certainly
It can be using crossover frequencies such as 10 frequency dividings.
In the present embodiment, the sending of time service platform can not be being received GPS signal or current mobile terminal cannot be searched
When in the range of electric wave, by the calibration to current time, the accuracy for reaching the time of Wave timepiece is improved；By current time
It is modulated into and meets the audio signal of long-wave time service consensus standard and played out with the crossover frequency of long-wave time service wave frequency, thus
While not causing the unnecessary power consumption of mobile terminal to bear Wave timepiece can will be sent the standard time to reach quickly calibrated
The function of time.
In addition, for promoted school when accuracy, in one embodiment of the invention, step S43 to S45 can repeat into
Row 3 times, more specifically, being in primary wave table timing, the continuous 3 times S43 to S45 that repeat the above steps make current time
The corresponding second is distinguished 1 second, 21 seconds and 41 seconds；Certainly, if the first time in the repetition step in the secondary Wave timepiece timing can
Not execute step S43, i.e., in primary wave table timing, step S44, S45 is first carried out, then execute step S43 to S45,
A step S43 to S45 is finally executed again.
As shown in figure 8, fifth embodiment of the invention provides a kind of Wave timepiece timing method, it is applied to mobile terminal, the party
Method comprising steps of
S51, the current time is adjusted according to preset time difference；
In the specific implementation, preset time difference determines that especially it is used according to the performance state of the present terminal
Processor performance and the current operating status of the processor.
S52, audio signal is modulated into after being encoded current time according to long-wave time service consensus standard；
Preferably, the correspondence second of current time needs to be 1 second, 21 seconds or 41 seconds.In the specific implementation, in modulation, if
For mobile terminal using Android android system, the Audiotrack that can use android system generates square wave.
S53, the audio signal is played out with predeterminated frequency；The predeterminated frequency is long-wave time service wave frequency
Crossover frequency.
When playing, can be carried out by loudspeaker channel or earphone channel.The predeterminated frequency is long-wave time service electric wave frequency
The Fractional-N frequency frequency of rate, wherein N is the natural number greater than 1 that can be eliminated by long-wave time service wave frequency；It should be noted that
Predeterminated frequency is within the scope of the capable of emitting frequency of sound wave of mobile terminal.
Generally, long-wave time service wave frequency is 68.5Khz, but mobile terminal can not issue so high-frequency electromagnetism
Wave, the capable of emitting frequency of mobile terminal is in 20Hz~20Khz, the present embodiment at present, using long-wave time service wave frequency
5 crossover frequencies, i.e. 5 frequency dividings of 68.5Khz, that is, 13.7Khz.It is well known that while the sound wave of 13.7Khz plays,
Not only include fundamental frequency 13.7Khz in frequency content, also include frequency multiplication part, includes 68.5Khz in the frequency multiplication part.Certainly
It can be using crossover frequencies such as 10 frequency dividings.
In the present embodiment, by the calibration to current time, the accuracy for reaching the time of Wave timepiece is improved；It will be current
Time-modulation is played out at the audio signal for meeting long-wave time service consensus standard with the crossover frequency of long-wave time service wave frequency,
To which while not causing the unnecessary power consumption of mobile terminal to bear Wave timepiece can will be sent the standard time to reach quick
The function of prover time.
In addition, for promoted school when accuracy, in one embodiment of the invention, step S51 to S53 can repeat into
Row 3 times, more specifically, being in primary wave table timing, the continuous 3 times S51 to S53 that repeat the above steps make current time
The corresponding second is distinguished 1 second, 21 seconds and 41 seconds.
As shown in figure 9, sixth embodiment of the invention provides a kind of Wave timepiece timing method, it is applied to mobile terminal, the party
Method comprising steps of
Whether S61, detection current mobile terminal can search GPS signal；If so, entering step S62；If it is not, then into
Enter step S63；
S62, judge the geographical location of the current mobile terminal whether in the model that can receive the electric wave that time service platform issues
In enclosing；If so, terminating process as shown in step S66；If it is not, then entering step S63；
S63, the current time is adjusted according to preset time difference；
In the specific implementation, preset time difference determines that especially it is used according to the performance state of the present terminal
Processor performance and the current operating status of the processor；
S64, audio signal is modulated into after being encoded current time according to long-wave time service consensus standard；
Preferably, the correspondence second of current time needs to be 1 second, 21 seconds or 41 seconds.In the specific implementation, in modulation, if
For mobile terminal using Android android system, the Audiotrack that can use android system generates square wave.
S65, the audio signal is played out with predeterminated frequency；The predeterminated frequency is long-wave time service wave frequency
Crossover frequency.
When playing, can be carried out by loudspeaker channel or earphone channel.The predeterminated frequency is long-wave time service electric wave frequency
The Fractional-N frequency frequency of rate, wherein N is the natural number greater than 1 that can be eliminated by long-wave time service wave frequency；It should be noted that
Predeterminated frequency is within the scope of the capable of emitting frequency of sound wave of mobile terminal.
Generally, long-wave time service wave frequency is 68.5Khz, but mobile terminal can not issue so high-frequency electromagnetism
Wave, the capable of emitting frequency of mobile terminal is in 20Hz~20Khz, the present embodiment at present, using long-wave time service wave frequency
5 crossover frequencies, i.e. 5 frequency dividings of 68.5Khz, that is, 13.7Khz.It is well known that while the sound wave of 13.7Khz plays,
Not only include fundamental frequency 13.7Khz in frequency content, also include frequency multiplication part, includes 68.5Khz in the frequency multiplication part.Certainly
It can be using crossover frequencies such as 10 frequency dividings.
In the present embodiment, the sending of time service platform can not be being received GPS signal or current mobile terminal cannot be searched
When in the range of electric wave, by the calibration to current time, the accuracy for reaching the time of Wave timepiece is improved；By current time
It is modulated into and meets the audio signal of long-wave time service consensus standard and played out with the crossover frequency of long-wave time service wave frequency, thus
While not causing the unnecessary power consumption of mobile terminal to bear Wave timepiece can will be sent the standard time to reach quickly calibrated
The function of time.
In addition, for promoted school when accuracy, in one embodiment of the invention, step S63 to S65 can repeat into
Row 3 times, more specifically, being in primary wave table timing, the continuous 3 times S63 to S65 that repeat the above steps make current time
The corresponding second is distinguished 1 second, 21 seconds and 41 seconds.
Above to the Wave timepiece timing method in the embodiment of the present invention, it is described, below in the embodiment of the present invention
Mobile terminal be described.
As shown in Figure 10, sixth embodiment of the invention proposes a kind of mobile terminal, including modulation unit 10, broadcast unit
20。
Wherein, modulation unit 10 is for being modulated into audio after being encoded current time according to long-wave time service consensus standard
Signal.Referring to Fig. 4, long-wave time service services BPC consensus standard using pulse duration modulation method, and the mode of the quaternary is broadcast
Hair, code rate 1Hz.Each coded pulse width is 0.1s, 0.2s, 0.3s, 0.4s, respectively represents 0,1,2,3.Entire message is four
Second of the number composition of system, when, point, week, day, the moon, year and in P3 and P4, that is, first 10 seconds and latter 10 seconds of data
The check bit composition of addition, length 20s, 20s can convey a correct time.
P0 is located at per minute 0,20,40 seconds, separates frame with frame to lack pulse per second (PPS), while originating and predicting as frame.
P1 is flag of frame, and P1=0 indicates that frame arises from the 1st second, and P1=1 indicates that frame originates in 21 seconds, and P1=2 indicates frame starting
In 41 seconds.Flag of frame be it is required, it is used to determine whole point of starting.Such as: it include " 38 divide when 10 " when having received one group
Time encoding when, if flag of frame indicate the frame be the second frame, so that it may 38 divide when being demarcated as 10 in the starting of next frame
41 seconds, 39 startings divided when being 10 in 20 seconds.
P3 is check bit.With " morning ", " afternoon " label multiplex.0 and 2 indicate " P1 ", " P2 ", " when ", " dividing ", " week "
After the value of every code is converted into binary expression, a of " 1 " is even number, and 1 and 3 indicate " P1 ", " P2 " " when ", " dividing ", " star
Phase " every code it is assorted be converted into binary expression after, the number of " 1 " is odd number, and 0 and 1 indicates morning simultaneously, and 2 and 3 simultaneously
Indicate afternoon.P4 is the highest order utilization in check bit and " year ", and 0 and 2 indicate the value of low three every codes in " day " " moon " " year "
After being converted into binary expression, the number of " 1 " is even number, and 1 and 3 indicate the value of low three every codes in " day " " moon " " year "
After being converted into binary expression, the number of " 1 " is odd number, and 0 and 1 indicates that the value of the highest order in " year " is 0,2 and 3 same simultaneously
When indicate " year " highest order value be 1.
It can be seen that the second in long-wave time service consensus standard is to be expressed by flag of frame P1, and P1=0 indicates frame
It arises from the 1st second, P1=1 indicates that frame originates in 21 seconds, and P1=2 indicates that frame originates in 41 seconds；It is therefore preferred that current time
The corresponding second needs to be 1 second, 21 seconds or 41 seconds.In the specific implementation, in modulation, if mobile terminal is using Android
Android system, the Audiotrack that can use android system generate square wave.
Broadcast unit 20 is for playing out the audio signal with predeterminated frequency；The predeterminated frequency is long-wave time service
The crossover frequency of wave frequency.
When playing, can be carried out by loudspeaker channel or earphone channel.The predeterminated frequency is long-wave time service electric wave frequency
The Fractional-N frequency frequency of rate, wherein N is the natural number greater than 1 that can be eliminated by long-wave time service wave frequency；It should be noted that
Predeterminated frequency is within the scope of the capable of emitting frequency of sound wave of mobile terminal.
Generally, long-wave time service wave frequency is 68.5Khz, but mobile terminal can not issue so high-frequency electromagnetism
Wave, the capable of emitting frequency of mobile terminal is in 20Hz~20Khz, the present embodiment at present, using long-wave time service wave frequency
5 crossover frequencies, i.e. 5 frequency dividings of 68.5Khz, that is, 13.7Khz.It is well known that while the sound wave of 13.7Khz plays,
Not only include fundamental frequency 13.7Khz in frequency content, also include frequency multiplication part, includes 68.5Khz in the frequency multiplication part.Certainly
It can be using crossover frequencies such as 10 frequency dividings.
In the present embodiment, current time is modulated into the audio signal for meeting long-wave time service consensus standard with long-wave time service electricity
The crossover frequency of wave frequency rate plays out, and without carrying out the transformation on hardware to mobile terminal, can will send to the standard time
Wave timepiece reaches the function of quickly calibrated time.
In addition, in one embodiment of the invention, modulation unit 10 can repeat to modulate to promote accuracy when school
3 secondary audio program signals, the 3 secondary audio program signal are played out by broadcast unit, more specifically, being in primary wave table timing
In, the corresponding second of the current time in 3 secondary audio program signals of modulation is distinguished 1 second, 21 seconds and 41 seconds.
As shown in figure 11, eighth embodiment of the invention proposes a kind of mobile terminal, including modulation unit 10, broadcast unit
20, detection unit 30, judging unit 40.
The modulation unit 10 in modulation unit 10, broadcast unit 20 and above-mentioned 7th embodiment in the present embodiment, broadcasting
Unit 20 is identical, and as detailed above, details are not described herein again.
Unlike, in the present embodiment, detection unit 30 is for detecting whether current mobile terminal can search GPS letter
Number；Whether judging unit 40 is used to judge the geographical location of the current mobile terminal in the electric wave that can receive the sending of time service platform
In the range of.
If detection unit 30 can search GPS signal, the current mobile terminal is judged by the connecting of judging unit 40
Whether geographical location is in the range of can receive the electric wave of time service platform sending.If detection unit 30 cannot search GPS signal,
Audio signal is modulated into after then being encoded current time according to long-wave time service consensus standard by modulation unit 10.If judgement is single
Member 40 judges the geographical location of current mobile terminal not in the range of can receive the electric wave of time service platform sending；It is then single by modulation
Member 10 is modulated into audio signal after being encoded current time according to long-wave time service consensus standard.
In the present embodiment, the sending of time service platform can not be being received GPS signal or current mobile terminal cannot be searched
When in the range of electric wave, current time is modulated into the audio signal for meeting long-wave time service consensus standard with long-wave time service electric wave frequency
The crossover frequency of rate plays out, to can will pass the standard time while not causing the unnecessary power consumption of mobile terminal to bear
Wave timepiece is given to reach the function of quickly calibrated time.
As shown in figure 12, ninth embodiment of the invention proposes a kind of mobile terminal, including modulation unit 10, broadcast unit
20, the first adjustment unit 50.
The modulation unit 10 in modulation unit 10, broadcast unit 20 and above-mentioned 7th embodiment in the present embodiment, broadcasting
Unit 20 is identical, and as detailed above, details are not described herein again.
Further include the first adjustment unit 50, for according to modulation time of last audio signal by the current time into
Row adjustment.In the specific implementation, timer record can be opened every time by time-modulation at the time required for audio signal；This
In embodiment, corresponding effective period of time can also be set, the modulation time of the even last audio signal has more than this
The period is imitated, then is no longer used to the adjustment to current time；Generally, which is less than 1s, so as to more accurately
Reflect whether the performance state of present terminal, such as backstage there are multiple programs in operation etc..
In the present embodiment, by the calibration to current time, the accuracy for reaching the time of Wave timepiece is improved；It will be current
Time-modulation is played out at the audio signal for meeting long-wave time service consensus standard with the crossover frequency of long-wave time service wave frequency,
To which while not causing the unnecessary power consumption of mobile terminal to bear Wave timepiece can will be sent the standard time to reach quick
The function of prover time.
It in another embodiment of the invention, can also include detection unit 30, judging unit 40, the specific such as the 8th implements
Shown in example, details are not described herein.
As shown in figure 13, tenth embodiment of the invention proposes a kind of mobile terminal, including modulation unit 10, broadcast unit
20, second adjustment unit 60.
The modulation unit 10 in modulation unit 10, broadcast unit 20 and above-mentioned 7th embodiment in the present embodiment, broadcasting
Unit 20 is identical, and as detailed above, details are not described herein again.
Unlike, in the present embodiment, second adjustment unit 60 is used for according to preset time difference to the current time
It is adjusted, in the specific implementation, preset time difference determines that especially it is used according to the performance state of the present terminal
Processor performance and the current operating status of the processor.
In the present embodiment, by the calibration to current time, the accuracy for reaching the time of Wave timepiece is improved；It will be current
Time-modulation is played out at the audio signal for meeting long-wave time service consensus standard with the crossover frequency of long-wave time service wave frequency,
To which while not causing the unnecessary power consumption of mobile terminal to bear Wave timepiece can will be sent the standard time to reach quick
The function of prover time.
It in another embodiment of the invention, can also include detection unit 30, judging unit 40, the specific such as the 8th implements
Shown in example, details are not described herein.
Wave timepiece timing method proposed by the present invention and mobile terminal service BPC consensus standard based on long-wave time service, pass through
The loudspeaker or earphone of mobile terminal play the pulse-width signal for meeting BPC standard.Due to loudspeaker or earphone principle of sound
It is exactly that the magnetic line of force changed is generated by coil, final drive of vibrating diaphragm movement is pushed to generate sound with compressed air to realize,
Therefore while they make a sound, electromagnetic wave can also be issued.But since the capable of emitting frequency of general mobile terminal device exists
All electric waves of 20Hz~20Khz, BPC time service are 68.5Khz, and mobile terminal can not issue so high-frequency electromagnetic wave, this
Application is realized by 5 frequency dividings of 68.5Khz, i.e. 13.7Khz sound wave.While 13.7Khz sound wave plays, in frequency content not
Only include fundamental frequency 13.7Khz, also include frequency multiplication part, such mobile terminal can simulate BPC emitting radio waves.
The present invention solves traditional telegram wrist-watch in the area that can not receive BPC electric wave, can not the adjustment time and can not when
It carves and the standard time is to target problem.Using the loudspeaker or earphone of mobile terminal, meet the specific of BPC agreement by playing
Square-wave modulation signal, and using the principle of its electromagnetic wave that can generate frequency multiplication, the BPC time signal of 68.5Khz is modulated, so as to
The standard time that network side or base station side are got is sent to Wave timepiece, to reach the function of quickly calibrated time.The present invention
Using the original hardware of mobile terminal and accessory, completely by software realization, does not need to increase cost, increase interest and shifting
The function of dynamic terminal, can be used for Wave timepiece timing.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, computer, clothes
Business device, air conditioner or the network equipment etc.) execute method described in each embodiment of the present invention.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of Wave timepiece timing method is applied to mobile terminal, which is characterized in that the described method includes:
Mobile terminal is modulated into audio signal after being encoded current time according to long-wave time service consensus standard；
Mobile terminal plays out the audio signal with predeterminated frequency；The predeterminated frequency is long-wave time service wave frequency
Crossover frequency.
2. Wave timepiece timing method according to claim 1, which is characterized in that described to assist current time according to long-wave time service
It assesses a bid for tender after standard is encoded and is modulated into before audio signal, the method also includes:
Whether detection current mobile terminal can search GPS signal；
If it is not, then execute it is described current time is encoded according to long-wave time service consensus standard after be modulated into the step of audio signal
Suddenly；
If so, judging the geographical location of the current mobile terminal whether in the range that can receive the electric wave that time service platform issues
It is interior；
If the geographical location of the current mobile terminal in the range of can receive the electric wave of time service platform sending, does not execute institute
State the step of being modulated into audio signal after being encoded current time according to long-wave time service consensus standard.
3. Wave timepiece timing method according to claim 1 or claim 2, which is characterized in that assist current time according to long-wave time service
It assesses a bid for tender after standard is encoded and is modulated into before audio signal, the method also includes:
The current time is adjusted according to the modulation time of the last audio signal.
4. Wave timepiece timing method according to claim 1 or claim 2, which is characterized in that assist current time according to long-wave time service
It assesses a bid for tender after standard is encoded and is modulated into before audio signal, the method also includes:
The current time is adjusted according to preset time difference.
5. Wave timepiece timing method according to claim 4, which is characterized in that the preset time difference is according to the movement
The performance state of terminal determines.
6. a kind of mobile terminal characterized by comprising
Modulation unit, for being modulated into audio signal after being encoded current time according to long-wave time service consensus standard；
Broadcast unit, for playing out the audio signal with predeterminated frequency；The predeterminated frequency is long-wave time service electric wave
The crossover frequency of frequency.
7. mobile terminal according to claim 6, which is characterized in that further include:
Detection unit, for detecting whether current mobile terminal can search GPS signal；
Judging unit, for judging the geographical location of the current mobile terminal whether in the electric wave that can receive the sending of time service platform
In the range of.
8. mobile terminal described according to claim 6 or 7, which is characterized in that further include:
The first adjustment unit, for being adjusted the current time according to the modulation time of the last audio signal.
9. mobile terminal described according to claim 6 or 7, which is characterized in that further include:
Second adjustment unit, for being adjusted according to preset time difference to the current time.
10. mobile terminal according to claim 9, which is characterized in that the preset time difference is according to the mobile terminal
Performance state determine.
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| CN108847913A (en) * | 2018-06-28 | 2018-11-20 | 深圳市欧瑞博科技有限公司 | A kind of smart machine and its method of time service |
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| JP2000286780A (en) * | 1999-03-31 | 2000-10-13 | Kokusai Electric Co Ltd | Time automatic correction system for mobile radio equipment |
| CN103576539A (en) * | 2012-08-02 | 2014-02-12 | 北京千橡网景科技发展有限公司 | Time calibration method and device |
| KR101480331B1 (en) * | 2013-12-05 | 2015-01-08 | 주식회사 씬멀티미디어 | Time synchronization method and electronic device |
| CN105022267A (en) * | 2015-07-23 | 2015-11-04 | 深圳思考软件有限公司 | Method and device synchronizing cell phone time to electric device having timing function |
| CN105071884B (en) * | 2015-07-29 | 2018-07-31 | 北京海尔集成电路设计有限公司 | A kind of device and method being calibrated based on CDR |
| CN205656441U (en) * | 2016-01-06 | 2016-10-19 | 河南理工大学 | Use broadcasting time signal automatic to time electronic watch |
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