CN107105487B - Screen-off control method and system for mobile terminal during voice message sending - Google Patents

Screen-off control method and system for mobile terminal during voice message sending Download PDF

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CN107105487B
CN107105487B CN201710254486.5A CN201710254486A CN107105487B CN 107105487 B CN107105487 B CN 107105487B CN 201710254486 A CN201710254486 A CN 201710254486A CN 107105487 B CN107105487 B CN 107105487B
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signal
vibration
detection module
unit
central processing
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CN107105487A (en
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黄树伟
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Xiamen Jiupin Sesame Information Technology Co ltd
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Huizhou TCL Mobile Communication Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0267—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components
    • H04W52/027—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components by controlling a display operation or backlight unit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/7243—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages
    • H04M1/72433—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages for voice messaging, e.g. dictaphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
    • H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
    • H04M1/72463—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions to restrict the functionality of the device
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a screen-off control method and a system when a mobile terminal voice message is sent, wherein the system comprises the following steps: the device comprises a microphone, a central processing unit, a display screen, a signal detection module connected with the microphone and the central processing unit, and a vibration detection module connected with the display screen and the central processing unit. According to the screen-off control system for the mobile terminal during voice message sending, due to the signal detection module and the vibration detection module, when the mobile terminal leaves the ear to send the voice message, the signal detection module can be used for sending the voice message, and meanwhile, the vibration detection module can be used for outputting the vibration digital signal to control the screen of the display screen to be off, so that energy consumption is saved. The problem that redundant energy consumption is increased when the mobile terminal leaves the ear to send the voice message in the prior art is effectively solved.

Description

Screen-off control method and system for mobile terminal during voice message sending
Technical Field
The invention relates to the technical field of mobile terminals, in particular to a screen-off control method and a screen-off control system for sending a voice message of a mobile terminal.
Background
In the current society, the importance of the mobile terminal to the life of people goes undoubtedly, and the mobile terminal is an important tool indispensable to communication, office work and entertainment in daily life of people.
When the existing mobile terminal leaves the human ear to send the voice message, the display screen is usually kept in a bright screen state, which increases the redundant energy consumption, and how to further save the energy consumption becomes a problem to be solved urgently.
Accordingly, the prior art is yet to be improved and developed.
Disclosure of Invention
In view of the above drawbacks of the prior art, an object of the present invention is to provide a method and a system for controlling screen-out during voice message transmission of a mobile terminal, which aim to solve the problem of excessive energy consumption increase when the mobile terminal leaves human ears to transmit voice messages in the prior art.
The technical scheme of the invention is as follows:
a screen-off control method for a mobile terminal during voice message sending comprises the following steps:
step A: the microphone receives the sound emitted by a user and converts the sound into an audio signal;
step B1: after the signal detection module detects the audio signal, the detected audio signal is converted into a discrete voice signal, and meanwhile, a request signal is sent to the central processing unit;
step B2: the vibration detection module detects vibration caused by sound emitted by a user, outputs a vibration signal according to the detected vibration and converts the vibration signal into a vibration digital signal;
and C: after receiving the request signal, the central processing unit respectively sends a plurality of first clock signals and second clock signals to the signal detection module and the vibration detection module;
step D1: the signal detection module correspondingly transmits the converted discrete voice signals one by one according to the received plurality of first clock signals so as to realize voice message sending;
step D2: the vibration detection module outputs the converted vibration digital signals to the display screen in a one-to-one correspondence mode according to the received second clock signals so as to control the display screen to be turned off.
In a preferred embodiment, the method for controlling on/off of a mobile terminal during voice message transmission includes the following steps:
after the signal detection unit detects the audio signal, the detected audio signal is sent to the pulse signal conversion unit, and meanwhile, a request signal is sent to the central processing unit;
the pulse signal conversion unit converts the received audio signal into a first pulse signal and sends the converted first pulse signal to the signal discrete unit;
the signal discrete unit converts the received first pulse signal into a discrete voice signal and waits for a first clock signal sent by the central processing unit so as to output the converted discrete voice signal.
In a preferred embodiment, the method for controlling screen turning-off when sending the voice message from the mobile terminal, wherein step B2 includes:
the vibration detection unit detects vibration caused by sound emitted by a user, and generates and outputs a vibration signal to the vibration pulse signal conversion unit according to the detected vibration;
the vibration pulse signal conversion unit converts the received vibration signal into a vibration pulse signal and outputs the converted vibration pulse signal to the digital signal conversion unit;
the digital signal conversion unit converts the received vibration pulse signal into a vibration digital signal and waits for a second clock signal sent by the central processing unit so as to send the converted vibration digital signal to the display control unit;
and the display control unit controls the display screen to be turned off according to the received vibration digital signal.
In an optimal scheme, the screen-off control method during the voice message sending of the mobile terminal is characterized in that the signal detection module and the vibration detection module are connected with the proximity sensor, when the proximity sensor detects that the mobile terminal is far away from the ears of a person, a control signal is sent to the central processing unit, and the central processing unit starts the signal detection module and the vibration detection module according to the received control signal.
In a preferred embodiment, the method for controlling screen turning-off when sending a voice message from a mobile terminal, wherein step B2 further includes:
the vibration detection unit sends a vibration signal to the driving unit;
after receiving the vibration signal sent by the vibration detection unit, the driving unit sends a driving signal to the digital signal conversion unit;
the digital signal conversion unit converts the vibration pulse signal into a vibration digital signal according to the received driving signal.
A screen-off control system for mobile terminal voice message transmission includes: a central processing unit and a display screen; the microphone is used for receiving the sound emitted by the user and converting the sound into an audio signal; wherein, the screen-off control system when the mobile terminal voice message is sent comprises:
the signal detection module is connected with the microphone and the central processing unit and is used for converting the detected audio signal into a discrete voice signal after detecting the audio signal and sending a request signal to the central processing unit; and transmitting the converted discrete voice signals in a one-to-one correspondence manner according to the received plurality of first clock signals to realize voice message transmission;
the vibration detection module is connected with the display screen and the central processing unit and is used for converting the vibration into a vibration digital signal after detecting the vibration caused by the sound emitted by the user and outputting a vibration signal according to the detected vibration; outputting the converted vibration digital signals to a display screen in a one-to-one correspondence manner according to the plurality of received second clock signals so as to control the display screen to be turned off;
and the central processing unit is used for respectively sending a plurality of first clock signals and second clock signals to the signal detection module and the vibration detection module after receiving the request signal.
In a preferred embodiment, the screen-off control system for sending the voice message from the mobile terminal includes:
the signal detection unit is used for sending the detected audio signal to the pulse signal conversion unit and sending a request signal to the central processing unit at the same time after the audio signal is detected;
the pulse signal conversion unit is used for converting the received audio signal into a first pulse signal and sending the converted first pulse signal to the signal discrete unit;
and the signal discrete unit is used for converting the received first pulse signal into a discrete voice signal and waiting for a first clock signal sent by the central processing unit so as to output the converted discrete voice signal.
In a preferred embodiment, the screen-off control system for the mobile terminal during voice message transmission includes:
the vibration detection unit is used for detecting vibration caused by sound emitted by a user and generating and outputting a vibration signal to the vibration pulse signal conversion unit according to the detected vibration;
the vibration pulse signal conversion unit is used for converting the received vibration signal into a vibration pulse signal and outputting the converted vibration pulse signal to the digital signal conversion unit;
the digital signal conversion unit is used for converting the received vibration pulse signal into a vibration digital signal and waiting for a second clock signal sent by the central processing unit so as to send the converted vibration digital signal to the display control unit;
and the display control unit is used for controlling the display screen to be turned off according to the received vibration digital signal.
In the preferred scheme, the screen-off control system when the voice message of the mobile terminal is sent, wherein the signal detection module and the vibration detection module are connected with the proximity sensor, when the proximity sensor detects that the mobile terminal is far away from the ears of a person, a control signal is sent to the central processing unit, and the central processing unit starts the signal detection module and the vibration detection module according to the received control signal.
In a preferred embodiment, the screen-off control system for voice message transmission of a mobile terminal, wherein the vibration detection module further comprises:
the driving unit is used for sending a driving signal to the digital signal conversion unit after receiving the vibration signal sent by the vibration detection unit;
the vibration detection unit is also used for sending a vibration signal to the driving unit;
the digital signal conversion unit is also used for converting the vibration pulse signal into a vibration digital signal according to the received driving signal.
Compared with the prior art, the screen-off control method for the mobile terminal during voice message sending provided by the invention has the advantages that the signal detection module is adopted to detect and convert the audio signal into the discrete voice signal, the request signal is sent to the central processing unit, the vibration caused by the sound is detected by the vibration detection module, the vibration signal is output and converted into the vibration digital signal according to the vibration, and then the central processing unit controls the transmission of the discrete voice signal and the screen-off of the display screen by sending the clock signal. When the mobile terminal leaves the ear to send the voice message, the signal detection module can output the vibration digital signal to control the display screen to be turned off when the mobile terminal sends the voice message, so that the energy consumption is saved. The problem that redundant energy consumption is increased when the mobile terminal leaves the ear to send the voice message in the prior art is effectively solved.
Drawings
Fig. 1 is a flowchart of a screen-off control method for voice message transmission of a mobile terminal according to a preferred embodiment of the present invention.
Fig. 2 is a functional block diagram of a preferred embodiment of an on-screen-off control system for voice messaging of a mobile terminal according to the present invention.
Detailed Description
The invention provides a screen-off control method and a screen-off control system during voice message sending of a mobile terminal, and in order to make the purpose, technical scheme and effect of the invention clearer and clearer, the invention is further described in detail below by referring to the attached drawings and taking examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the present invention provides a screen-off control method for a mobile terminal during voice message transmission, which comprises:
s100: the microphone receives the sound emitted by the user and converts it into an audio signal.
The microphone converts sound into an analog electrical speech signal, i.e., an audio signal.
S210: after the signal detection module detects the audio signal, the detected audio signal is converted into a discrete voice signal, and meanwhile, a request signal is sent to the central processing unit.
In the preferred embodiment of the present invention, it comprises: after the signal detection unit detects the audio signal, the detected audio signal is sent to the pulse signal conversion unit, and meanwhile, a request signal is sent to the central processing unit;
the pulse signal conversion unit converts the received audio signal into a first pulse signal and sends the converted first pulse signal to the signal discrete unit;
the signal discrete unit converts the received first pulse signal into a discrete voice signal and waits for a first clock signal sent by the central processing unit so as to output the converted discrete voice signal.
The audio signal is converted to a first pulse signal, i.e. a sample, (which samples the sound at a frequency more than 2 times higher than the highest frequency of the sound, typically 44.1KHz, according to the nyquist theorem, i.e. the sampling theorem).
Converting the first pulse signal into a discrete speech signal (which is a digital signal) is a quantization process. The discrete voice signals can be accurately transmitted without loss without being interfered by electromagnetic signals.
Different from the prior art, the signal detection module of the invention sends a request signal to the central processing unit after detecting the audio signal, and then transmits the discrete voice signal (to the mobile terminal as the receiving end to complete the conversation) after receiving the first clock signal sent by the central processing unit. The device can ensure that the transmission of the discrete voice signal and the output of the vibration digital signal are kept synchronous, and further ensure that the screen is lightened in time when the transmission of the voice signal is finished.
S220, the vibration detection module detects vibration caused by sound emitted by a user, outputs a vibration signal according to the detected vibration, and converts the vibration signal into a vibration digital signal. The vibration digital signal can prevent the electromagnetic vibration from generating resonance and interfering the vibration signal, and the lossless transmission can be ensured.
In the preferred embodiment of the present invention, it comprises: the vibration detection unit detects vibration caused by sound emitted by a user, and generates and outputs a vibration signal to the vibration pulse signal conversion unit according to the detected vibration.
The vibration pulse signal conversion unit converts the received vibration signal into a vibration pulse signal and outputs the converted vibration pulse signal to the digital signal conversion unit.
The digital signal conversion unit converts the received vibration pulse signal into a vibration digital signal and waits for a second clock signal sent by the central processing unit so as to send the converted vibration digital signal to the display control unit.
And the display control unit controls the display screen to be turned off according to the received vibration digital signal.
In a further preferred embodiment of the present invention, the S220 further includes:
the vibration detection unit sends a vibration signal to the driving unit;
after receiving the vibration signal sent by the vibration detection unit, the driving unit sends a driving signal to the digital signal conversion unit;
the digital signal conversion unit converts the vibration pulse signal into a vibration digital signal according to the received driving signal.
S300: after receiving the request signal, the central processing unit respectively sends a plurality of first clock signals and second clock signals to the signal detection module and the vibration detection module;
s400: the signal detection module correspondingly transmits the converted discrete voice signals one by one according to the received plurality of first clock signals so as to realize voice message sending;
the vibration detection module outputs the converted vibration digital signals to the display screen in a one-to-one correspondence mode according to the received second clock signals so as to control the display screen to be turned off.
In a further preferred embodiment of the present invention, the signal detection module and the vibration detection module are connected to the proximity sensor, and when the proximity sensor detects that the mobile terminal is away from the ear of the person, a control signal is sent to the central processing unit, and the central processing unit starts the signal detection module and the vibration detection module according to the received control signal.
The power consumption is further reduced on the basis that the power consumption is reduced by controlling the screen-out in the above steps.
As shown in fig. 2, the present invention also provides a screen-off control system for sending voice message of a mobile terminal, comprising: a central processor 300, a display screen 500; a microphone 100 for receiving a sound emitted from a user and converting the sound into an audio signal;
the signal detection module 200 is connected with the microphone and the central processing unit and is used for converting the detected audio signal into a discrete voice signal after detecting the audio signal and sending a request signal to the central processing unit; and transmitting the converted discrete voice signals in a one-to-one correspondence manner according to the received plurality of first clock signals to realize voice message transmission, specifically as described in the above method embodiment;
a vibration detection module 400 connected to the central processing unit, for detecting vibration caused by sound emitted by a user, outputting a vibration signal according to the detected vibration, and converting the vibration signal into a vibration digital signal; and outputting the converted vibration digital signals to the display screen in a one-to-one correspondence manner according to the received plurality of second clock signals so as to control the display screen to be turned off, specifically as described in the above method embodiment;
the central processing unit is configured to send a plurality of first clock signals and a plurality of second clock signals to the signal detection module and the vibration detection module, respectively, after receiving the request signal, and is specifically described in the above method embodiment.
In a further preferred embodiment of the present invention, the signal detection module specifically includes:
the signal detection unit is used for sending the detected audio signal to the pulse signal conversion unit and sending a request signal to the central processing unit after detecting the audio signal, and is specifically described in the embodiment of the method;
a pulse signal conversion unit, configured to convert the received audio signal into a first pulse signal, and send the converted first pulse signal to a signal discretization unit, specifically as in the above method embodiment;
the signal discrete unit is configured to convert the received first pulse signal into a discrete speech signal, and wait for the first clock signal sent by the central processing unit to output the converted discrete speech signal, which is specifically described in the above method embodiment.
In a further preferred embodiment of the present invention, the vibration detection module includes:
a vibration detection unit for detecting vibration caused by sound emitted by a user, and generating and outputting a vibration signal to the vibration pulse signal conversion unit according to the detected vibration, specifically as described in the above method embodiment;
a vibration pulse signal conversion unit, configured to convert the received vibration signal into a vibration pulse signal, and output the converted vibration pulse signal to the digital signal conversion unit, specifically as described in the above method embodiment;
a digital signal conversion unit, configured to convert the received vibration pulse signal into a vibration digital signal, and wait for a second clock signal sent by the central processing unit to send the converted vibration digital signal to the display control unit, specifically, as described in the above method embodiment;
and a display control unit, configured to control the display screen to be turned off according to the received vibration digital signal, specifically as described in the above method embodiment.
In a further preferred embodiment of the present invention, the signal detection module and the vibration detection module are connected to the proximity sensor, and when the proximity sensor detects that the mobile terminal is away from the ear of the person, a control signal is sent to the central processing unit, and the central processing unit starts the signal detection module and the vibration detection module according to the received control signal, specifically, as described in the above method embodiment.
In a further preferred embodiment of the present invention, the vibration detection module further includes:
the driving unit is used for sending a driving signal to the digital signal conversion unit after receiving the vibration signal sent by the vibration detection unit, and the method is concretely described in the embodiment of the method;
the vibration detection unit is further configured to send a vibration signal to the driving unit, specifically as described in the above method embodiment;
the digital signal conversion unit is further configured to convert the shaking pulse signal into a shaking digital signal according to the received driving signal, specifically as described in the above method embodiment.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.

Claims (6)

1. A screen-off control method for a mobile terminal during voice message sending is characterized by comprising the following steps:
step A: the microphone receives the sound emitted by a user and converts the sound into an audio signal;
step B1: after the signal detection module detects the audio signal, the detected audio signal is converted into a discrete voice signal, and meanwhile, a request signal is sent to the central processing unit;
the step B1 specifically includes:
after the signal detection unit detects the audio signal, the detected audio signal is sent to the pulse signal conversion unit, and meanwhile, a request signal is sent to the central processing unit;
the pulse signal conversion unit converts the received audio signal into a first pulse signal and sends the converted first pulse signal to the signal discrete unit;
the signal discrete unit converts the received first pulse signal into a discrete voice signal and waits for a first clock signal sent by the central processing unit so as to output the converted discrete voice signal;
step B2: the vibration detection module detects vibration caused by sound emitted by a user, outputs a vibration signal according to the detected vibration and converts the vibration signal into a vibration digital signal;
the step B2 includes:
the vibration detection unit detects vibration caused by sound emitted by a user, and generates and outputs a vibration signal to the vibration pulse signal conversion unit according to the detected vibration;
the vibration pulse signal conversion unit converts the received vibration signal into a vibration pulse signal and outputs the converted vibration pulse signal to the digital signal conversion unit;
the digital signal conversion unit converts the received vibration pulse signal into a vibration digital signal and waits for a second clock signal sent by the central processing unit so as to send the converted vibration digital signal to the display control unit;
the display control unit controls the display screen to be turned off according to the received vibration digital signal;
and C: after receiving the request signal, the central processing unit respectively sends a plurality of first clock signals and second clock signals to the signal detection module and the vibration detection module;
step D1: the signal detection module correspondingly transmits the converted discrete voice signals one by one according to the received plurality of first clock signals so as to realize voice message sending;
step D2: the vibration detection module outputs the converted vibration digital signals to the display screen in a one-to-one correspondence mode according to the received plurality of second clock signals so as to control the display screen to be turned off;
when the mobile terminal leaves the ear to send the voice message, the signal detection module sends the voice message, and the vibration detection module outputs the vibration digital signal to control the display screen to be turned off, so that the energy consumption is saved.
2. The method according to claim 1, wherein the signal detection module and the vibration detection module are connected to the proximity sensor, and when the proximity sensor detects that the mobile terminal is away from the ear, a control signal is sent to the central processing unit, and the central processing unit starts the signal detection module and the vibration detection module according to the received control signal.
3. The method for controlling screen-off when a voice message is transmitted from a mobile terminal according to claim 1, wherein said step B2 further comprises:
the vibration detection unit sends a vibration signal to the driving unit;
after receiving the vibration signal sent by the vibration detection unit, the driving unit sends a driving signal to the digital signal conversion unit;
the digital signal conversion unit converts the vibration pulse signal into a vibration digital signal according to the received driving signal.
4. A screen-off control system for mobile terminal voice message transmission includes: a central processing unit and a display screen; the microphone is used for receiving the sound emitted by the user and converting the sound into an audio signal; the screen-off control system for the voice message of the mobile terminal during sending is characterized by comprising:
the signal detection module is connected with the microphone and the central processing unit and is used for converting the detected audio signal into a discrete voice signal after detecting the audio signal and sending a request signal to the central processing unit; and
transmitting the converted discrete voice signals in a one-to-one correspondence manner according to the received plurality of first clock signals to realize voice message transmission;
the signal detection module specifically comprises:
the signal detection unit is used for sending the detected audio signal to the pulse signal conversion unit and sending a request signal to the central processing unit at the same time after the audio signal is detected;
the pulse signal conversion unit is used for converting the received audio signal into a first pulse signal and sending the converted first pulse signal to the signal discrete unit;
the signal discrete unit is used for converting the received first pulse signal into a discrete voice signal and waiting for a first clock signal sent by the central processing unit so as to output the converted discrete voice signal;
the vibration detection module is connected with the display screen and the central processing unit and is used for converting the vibration into a vibration digital signal after detecting the vibration caused by the sound emitted by the user and outputting a vibration signal according to the detected vibration; outputting the converted vibration digital signals to a display screen in a one-to-one correspondence manner according to the plurality of received second clock signals so as to control the display screen to be turned off; when the mobile terminal leaves the ear to send the voice message, the signal detection module sends the voice message, and the vibration detection module outputs a vibration digital signal to control the display screen to be turned off so as to save energy consumption;
the vibration detection module includes:
the vibration detection unit is used for detecting vibration caused by sound emitted by a user and generating and outputting a vibration signal to the vibration pulse signal conversion unit according to the detected vibration;
the vibration pulse signal conversion unit is used for converting the received vibration signal into a vibration pulse signal and outputting the converted vibration pulse signal to the digital signal conversion unit;
the digital signal conversion unit is used for converting the received vibration pulse signal into a vibration digital signal and waiting for a second clock signal sent by the central processing unit so as to send the converted vibration digital signal to the display control unit;
the display control unit is used for controlling the display screen to be turned off according to the received vibration digital signal;
and the central processing unit is used for respectively sending a plurality of first clock signals and second clock signals to the signal detection module and the vibration detection module after receiving the request signal.
5. The system according to claim 4, wherein the signal detection module and the vibration detection module are connected to the proximity sensor, and when the proximity sensor detects that the mobile terminal is away from the ear of the person, the proximity sensor sends a control signal to the central processing unit, and the central processing unit starts the signal detection module and the vibration detection module according to the received control signal.
6. The system for controlling screen-out when sending voice message of mobile terminal according to claim 4, wherein said vibration detection module further comprises:
the driving unit is used for sending a driving signal to the digital signal conversion unit after receiving the vibration signal sent by the vibration detection unit;
the vibration detection unit is also used for sending a vibration signal to the driving unit;
the digital signal conversion unit is also used for converting the vibration pulse signal into a vibration digital signal according to the received driving signal.
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