CN109889640B - Screen sounding device and method and mobile terminal - Google Patents
Screen sounding device and method and mobile terminal Download PDFInfo
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- CN109889640B CN109889640B CN201910152626.7A CN201910152626A CN109889640B CN 109889640 B CN109889640 B CN 109889640B CN 201910152626 A CN201910152626 A CN 201910152626A CN 109889640 B CN109889640 B CN 109889640B
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Abstract
The embodiment of the invention provides a screen sounding device, a method and a mobile terminal, wherein the device comprises: the device comprises at least one temperature detection module, a vibration driving module, a control module and a screen. According to the embodiment of the invention, the vibration module is attached to the screen, the at least one temperature detection module is arranged at a position which is not more than a preset distance away from the vibration module, the control module acquires the temperature value detected by the at least one temperature detection module under the condition that the vibration module works, and determines the input power of the vibration driving module according to the temperature value, so that the vibration driving module can drive the vibration of the vibration module according to the input power, when the vibration module works for more heat dissipation, the vibration input power can be automatically adjusted, the heat dissipation is reduced, the damage to the screen is avoided, the vibration module can be attached to the screen, the screen can sensitively sense the vibration of the vibration module under the condition that the normal work of the screen can be ensured, and a good vibration effect is achieved.
Description
Technical Field
The invention relates to the technical field of mobile communication, in particular to a screen sounding device, a screen sounding method and a mobile terminal.
Background
Along with the development of mobile terminals, the comprehensive screen mobile terminal adopting the screen sounding technology is popularized, the screen sounding is realized by applying the piezoelectric driver technology to the mobile terminal, so that the functions of a receiver and a screen are integrated, the front surface of the mobile terminal is not required to be provided with a receiver sounding hole, and when the piezoelectric driver is electrified to work, the screen of the mobile terminal vibrates along with the piezoelectric driver, and then air is pushed to generate sound.
In the screen-sounding mobile terminal in the prior art, the piezoelectric driver is usually arranged in the middle frame of the mobile terminal, however, the vibration brought to the screen by the piezoelectric driver arranged in the middle frame is weak, so that the screen-sounding effect is poor.
Disclosure of Invention
The embodiment of the invention provides a screen sounding device, a screen sounding method and a mobile terminal, and aims to solve the problem of poor screen sounding effect of the mobile terminal.
In order to solve the above technical problem, the present invention provides a screen sound emission device, including:
the device comprises at least one temperature detection module, a vibration driving module, a control module and a screen;
the vibration module and the at least one temperature detection module are attached to the screen; the distance between the vibration module and any one of the temperature detection modules does not exceed a preset distance; the temperature detection module is used for detecting the temperature value of the screen;
the control module is connected with the vibration module through the vibration driving module;
the control module is also connected with the at least one temperature detection module;
the control module is used for acquiring the temperature value detected by the temperature detection module under the condition that the vibration module works; and determining the input power of the vibration driving module according to the temperature value so that the vibration driving module drives the vibration module to vibrate according to the input power.
In a first aspect, an embodiment of the present invention further provides a mobile terminal, where the mobile terminal includes the screen sound generating apparatus as described above.
In a second aspect, an embodiment of the present invention further provides a screen sound generating method, which is applied to the mobile terminal, and the method includes:
under the condition that the vibration module works, acquiring a temperature value of the screen;
and determining the input power of the vibration driving module according to the temperature value so that the vibration driving module drives the vibration module to vibrate according to the input power.
In a third aspect, an embodiment of the present invention additionally provides a mobile terminal, including a processor, a memory, and a computer program stored on the memory and operable on the processor, where the computer program, when executed by the processor, implements the steps of the foregoing screen sound emission method.
In a fourth aspect, the present invention provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the steps of the screen sound production method described above.
In the embodiment of the invention, the reason that the vibration module is arranged on the middle frame in the prior art is found that a large amount of heat is emitted when the vibration module vibrates, and the screen usually has strict requirements on heat, so that the display unit can be damaged after the screen exceeds a certain temperature. Therefore, in the embodiment of the invention, the vibration module is attached to the screen, the at least one temperature detection module is arranged at a position which is not more than a preset distance away from the vibration module, the control module acquires a temperature value detected by the at least one temperature detection module under the condition that the vibration module works, and determines the input power of the vibration driving module according to the temperature value, so that the vibration driving module can drive the vibration of the vibration module according to the input power, and when the vibration module works, the vibration input power can be automatically adjusted, the heat dissipation is reduced, and the damage to the screen is avoided. In other words, with the screen sounding device designed by the embodiment of the invention, the vibration module can be attached to the screen, so that the screen can sensitively sense the vibration of the vibration module under the condition of normal work, and a good vibration effect is achieved.
Drawings
Fig. 1 is a block diagram of a screen sound generating apparatus according to an embodiment of the present invention;
fig. 2 is a block diagram of a detailed structure of a screen sound generating device according to an embodiment of the mobile terminal of the present invention;
FIG. 3 is a flow chart of the steps of a method of screen sound generation according to an embodiment of the present invention;
fig. 4 is a block diagram of a mobile terminal according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a block diagram of a screen sound generating apparatus according to an embodiment of the present invention is shown. The device comprises:
at least one temperature detection module (102/103), a vibration module 104, a vibration drive module 109, a control module 108, a screen 101;
the vibration module 104 and the at least one temperature detection module (102/103) are attached to the screen 101; wherein the distance between the vibration module 104 and any one of the temperature detection modules (102/103) does not exceed a preset distance; the temperature detection module (102/103) is used for detecting the temperature value of the screen 101;
the control module 108 is connected with the vibration module 104 through the vibration driving module 109;
the control module 108 is further connected to the at least one temperature detection module (102/103);
the control module 108 is configured to, in a case where the vibration module 104 is operating, obtain a temperature value detected by the temperature detection module (102/103); and determining the input power to the vibration driving module 109 according to the temperature value, so that the vibration driving module 109 drives the vibration module 104 to vibrate according to the input power.
It should be noted that, through a lot of experiments and researches, the inventor finds that the vibration module is arranged on the middle frame in the prior art because the vibration module emits a lot of heat when vibrating, and the screen usually has a strict requirement on heat, and the display unit may be damaged after the screen exceeds a certain temperature, for example, the phenomenon such as screen splash or black spots occurs, so that the vibration module cannot be directly attached to the screen in the prior art, resulting in failure to generate a good vibration effect. Based on the above findings, the inventor has conceived the screen sound-generating device of the embodiment of the present invention, which can attach the vibration module to the screen and has a good sound-generating effect.
In a specific application, the screen sound generating device of the embodiment of the present invention may be applied to a mobile terminal, and the mobile terminal may specifically be a mobile phone, a computer, an electronic reader, and the like, which is not specifically limited in this embodiment of the present invention.
In the embodiment of the present invention, the temperature detection module (102/103) may be a detection module composed of temperature measurement devices such as a temperature sensor, and the number of the temperature detection modules may be set according to actual needs, which is illustrated by only two temperature detection modules in fig. 1 and 2 in the embodiment of the present invention, and when the temperature detection module works, the temperature detection module may convert the acquired screen temperature around the vibration module into a current meeting voltage signal and feed back the current meeting voltage signal to the control module 108; the vibration module 104 may be a motor, a vibration motor, or the like; the vibration driving module 109 may be a power amplifying device, and the like, and the vibration driving module may amplify the weak signal to drive the vibration module to vibrate, in practical application, the larger the input power input to the vibration driving module 109 is, the stronger the vibration of the vibration module 104 is, the larger the generated heat is, the smaller the input power input to the vibration driving module 109 is, and the weaker the vibration of the vibration module 104 is, the smaller the generated heat is; the control module 107 may be a control device capable of data processing, logic determination, and the like; the screen 101 and the vibration module 104 may be attached and fixed by stirring, bonding, or the like, and the screen 101 may push air to generate sound according to the vibration of the vibration module 104.
In a specific application, because the heat emitted from the vibration module 104 is generally gathered around the vibration module 104 when the vibration module 104 vibrates, the temperature of the attachment area of the vibration module 104 and the screen 101 and the temperature of the peripheral area of the attachment area are increased, and therefore, at least one temperature sensor can be disposed at a position where the distance from the vibration module 104 does not exceed a preset distance, so that the accurate measurement of the screen temperature can be realized. It can be understood that the preset distance may be set according to an actual application scenario, as long as the temperature value detected by the control module 108 through the at least one temperature sensing module can effectively protect the screen, and the preset distance is not specifically limited in the embodiment of the present invention.
It should be noted that, in fig. 1, the vibration module 104 and the at least one temperature detection module (102/103) are attached to the same side of the screen 101, but in practical applications, a person skilled in the art may attach the vibration module 104 and the at least one temperature detection module (102/103) to different sides of the screen 101 according to practical requirements, and the embodiment of the present invention is not limited thereto.
In the embodiment of the invention, the working principle of the screen sounding device is as follows: the temperature value of the screen is measured in real time through at least one temperature sensor module, the control module can acquire the temperature value when the vibration module works, the input power of the vibration driving module is determined according to the temperature value, the vibration amplitude of the vibration module is adjusted, and closed-loop control is formed.
In summary, in the embodiments of the present invention, it is found that the vibration module is disposed on the middle frame in the prior art because the vibration module emits a large amount of heat when vibrating, and the screen usually has a strict requirement on heat, and the display unit may be damaged when the screen exceeds a certain temperature. Therefore, in the embodiment of the invention, the vibration module is attached to the screen, the at least one temperature detection module is arranged at a position which is not more than a preset distance away from the vibration module, the control module obtains the temperature value tested by the at least one temperature detection module under the condition that the vibration module works, the input power of the vibration driving module is determined according to the temperature value, and then the vibration driving module can drive the vibration of the vibration module according to the input power, so that when the vibration module works, the vibration input power can be automatically adjusted, the heat dissipation is reduced, and the damage to the screen is avoided. In other words, with the screen sounding device designed by the embodiment of the invention, the vibration module can be attached to the screen, so that the screen can sensitively sense the vibration of the vibration module under the condition of normal work, and a good vibration effect is achieved.
Preferably, referring to fig. 2, a detailed structural block diagram of a screen sound generating device according to an embodiment of the present invention is shown, and on the basis of fig. 1, the device further includes:
the control module 108 is connected to the at least one temperature detection module through at least one flexible circuit board 110.
In the embodiment of the present invention, the flexible printed circuit board 110 may be a flexible printed circuit board, referred to as a flexible printed circuit board or FPC, which is made of polyimide or polyester film as a base material and has high reliability and excellent properties, such as high wiring density, light weight, and thin thickness.
In the embodiment of the invention, each temperature detection module can be correspondingly provided with one flexible circuit board, the control module 108 and at least one temperature detection module (102/103) are connected through the flexible circuit board 110, the characteristic of the flexible circuit board can be utilized, the high-reliability data transmission effect can be achieved, and the position of the flexible circuit board can be flexibly set according to the internal structure of the screen sounding device.
Preferably, the apparatus further comprises: a printed circuit board 105; the printed circuit board has a first side and a second side opposite to each other; the second side is a side facing the screen;
the control module 108 and the vibration driving module 109 are disposed on a first side of the printed circuit board 105; one side of the vibration module 104 facing away from the screen 101 is connected to a second side of the printed circuit board 105 through a first elastic sheet 111.
In the embodiment of the present invention, the control module 108 and the vibration driving module 109 may be disposed on a first side of the printed circuit board 105, the control module 108 and the vibration driving module 109 may be fixed by the printed circuit board 105, and the printed circuit board 105 may effectively utilize an internal structure of the screen sound generating apparatus, so that each structure is compactly disposed in the internal structure of the screen sound generating apparatus. Preferably, the control module 108 and the vibration driving module 109 may be integrated on the first side of the printed circuit board 105, and the integrated configuration may reduce the occupied space more.
In the embodiment of the present invention, one side of the vibration module 104 away from the screen 101 is connected to the second side of the printed circuit board 105 through the first elastic sheet 111; the elastic sheet has a good buffering effect, so that when the vibration module 104 of the embodiment of the invention vibrates, the influence of the vibration on the printed circuit board 105 can be reduced through the buffering effect of the first elastic sheet 111.
Preferably, the apparatus further comprises a middle frame 106; as shown in fig. 2, the middle frame 106 is provided with a stepped opening; the third side of the middle frame 106 is attached to the screen 101; the third side is the narrow side of the stepped opening; the vibration module 104 and the at least one temperature detection module (102/103) are attached to the screen 101 and are positioned in the stepped opening; a second elastic sheet is arranged on a second side of the printed circuit board 105, and the second side is connected with the first step surface of the step-shaped opening; the first tread is a tread far away from the screen 101; the first end of the flexible circuit board 110 is connected to the temperature detection module 103, and the second end of the flexible circuit board 110 is disposed on the first tread and corresponds to the second spring plate.
In a specific application, the middle frame 106 may be a metal frame, or may be an internal main frame in the screen generating device, and each component of the screen generating device may be arranged in the middle frame; the middle frame 106 may have openings, and the shape and number of the openings may be set according to the actual device requirements in the screen generating apparatus.
In the embodiment of the present invention, as shown in fig. 2, the middle frame 106 is provided with a step-shaped opening, one narrow side (third side) of the step-shaped opening is attached to the screen 101 and can be used for supporting the screen 101, the vibration module 104 and the at least one temperature detection module (102/103) are attached to the screen 101, and the vibration module 104 and the at least one temperature detection module (102/103) are located in the step-shaped opening; trapezoidal open-ended first tread can provide the support for printed circuit board, and the first end and the temperature detection module 103 of flexible circuit board 110 are connected, and the second end setting of flexible circuit board 110 is in on the first tread, can bring the support to flexible circuit board through first tread, and the second end of flexible circuit board 110 is connected with printed circuit board 105 through the second shell fragment, and when screen 101 vibration can be alleviated to the second shell fragment, the impact of the center part of laminating with screen 101 to printed circuit board 105.
Preferably, the control module 108 is further configured to:
reducing the input power to the vibration driving module under the condition that the temperature value is greater than a first preset temperature threshold value; and increasing the input power to the vibration driving module under the condition that the temperature value is smaller than a second preset temperature threshold value.
As a specific implementation manner of the embodiment of the present invention, in practical applications, the control module 108 may reduce the input power to the vibration driving module, further reduce the vibration amplitude of the vibration module, and reduce the heat dissipated by the vibration module, when the temperature value detected by at least one temperature detection module is greater than the first preset temperature threshold; under the condition that the temperature value is smaller than the second preset temperature threshold value, the input power to the vibration driving module is increased, and then the vibration amplitude of the vibration module is enhanced, so that a better screen vibration sound production effect is achieved.
In a specific application, the first preset temperature threshold and the second preset temperature threshold may be set according to an actual application scenario as long as normal operation of the screen 101 is satisfied, and this is not specifically limited in the embodiment of the present invention.
In specific application, each temperature detection module can detect one temperature value, when the number of the temperature detection modules is multiple, the detected temperature values can be averaged, and the average value is used as a temperature value which is compared with a first preset temperature threshold value and a second preset temperature threshold value; or taking the highest value from the plurality of measured temperature values, and taking the highest value as a temperature value which is compared with a first preset temperature threshold value and a second preset temperature threshold value; it can be understood that a person skilled in the art may also determine the temperature value compared with the first preset temperature threshold and the second preset temperature threshold according to an actual application scenario, and the embodiment of the present invention is not limited specifically.
It can be understood that the control module 108 generally processes digital signals, so that the first preset temperature threshold and the second preset temperature threshold may respectively correspond to preset current or voltage values, and the control module 108 may compare the preset current or voltage values corresponding to the temperature values returned by the temperature detection module according to the preset current or voltage values respectively corresponding to the first preset temperature threshold and the second preset temperature threshold, and further adjust the input power input to the vibration driving module.
Preferably, the control module 108 is further configured to:
and determining the first preset temperature threshold value and/or the second preset temperature threshold value according to the actual temperature value of the joint part of the vibration module and the screen and the temperature value detected by the at least one temperature detection module.
In the embodiment of the present invention, when the vibration module 104 works, the screen temperature of the portion attached to the vibration module 104 is the highest, and there may be a corresponding relationship between the screen temperature detected by the temperature detection module and the temperature of the attached portion, it may be determined in advance that there may be a corresponding relationship between the screen temperature detected by the temperature detection module and the temperature of the attached portion, and the corresponding relationship is decomposed to set the first preset temperature threshold and/or the second preset temperature threshold. For example, when the temperature of the attached portion reaches 72 degrees, the temperature detected by the temperature detection module is 70 degrees, and the first preset temperature threshold may be set to be 2 degrees lower than the temperature value that the screen 101 can actually bear, so that the screen can be better protected.
In practical applications, referring to fig. 2, the screen sound device may further include a rear cover 107, and the rear cover 107 and the middle frame 106 may form an accommodating space for accommodating an internal structure of the screen sound device.
In summary, in the embodiments of the present invention, it is found that the vibration module is disposed on the middle frame in the prior art because the vibration module emits a large amount of heat when vibrating, and the screen usually has a strict requirement on heat, and the display unit may be damaged when the screen exceeds a certain temperature. Therefore, in the embodiment of the invention, the vibration module is attached to the screen, the at least one temperature detection module is arranged at a position which is not more than a preset distance away from the vibration module, the control module obtains the temperature value tested by the at least one temperature detection module under the condition that the vibration module works, the input power of the vibration driving module is determined according to the temperature value, and then the vibration driving module can drive the vibration of the vibration module according to the input power, so that when the vibration module works, the vibration input power can be automatically adjusted, the heat dissipation is reduced, and the damage to the screen is avoided. In other words, with the screen sounding device designed in the embodiment of the invention, the vibration module can be attached to the screen, so that the screen can sensitively sense the vibration of the vibration module under the condition of ensuring normal work, and a good vibration effect is achieved.
The embodiment of the invention also provides a mobile terminal which comprises the screen sounding device.
Referring to fig. 3, a flowchart illustrating steps of a screen sound generating method provided in an embodiment of the present invention is shown, where the method is applied to the mobile terminal, and the method includes the specific steps of:
step 301: and under the condition that the vibration module works, acquiring the temperature value of the screen.
Step 302: and determining the input power of the vibration driving module according to the temperature value so that the vibration driving module drives the vibration module to vibrate according to the input power.
Preferably, the step of determining the input power to the vibration driving module according to the temperature value includes:
reducing the input power to the vibration driving module under the condition that the temperature value is greater than a first preset temperature threshold value;
and increasing the input power of the vibration driving module under the condition that the temperature value is smaller than a second preset temperature threshold value.
Preferably, before the step of acquiring the temperature value of the screen when the vibration module is in operation, the method further includes:
and determining the first preset temperature threshold value and/or the second preset temperature threshold value according to the actual temperature value of the joint part of the vibration module and the screen and the temperature value detected by the at least one temperature detection module.
The method of the embodiment of the present invention has been described in the above device embodiments, and is not described herein again to avoid repetition.
In summary, in the embodiments of the present invention, it is found that the vibration module is disposed on the middle frame in the prior art because the vibration module emits a large amount of heat when vibrating, and the screen usually has a strict requirement on heat, and the display unit may be damaged when the screen exceeds a certain temperature. Therefore, in the embodiment of the invention, the vibration module is attached to the screen, the at least one temperature detection module is arranged at a position which is not more than a preset distance away from the vibration module, the control module obtains the temperature value tested by the at least one temperature detection module under the condition that the vibration module works, the input power of the vibration driving module is determined according to the temperature value, and then the vibration driving module can drive the vibration of the vibration module according to the input power, so that when the vibration module works, the vibration input power can be automatically adjusted, the heat dissipation is reduced, and the damage to the screen is avoided. In other words, with the screen sounding device designed by the embodiment of the invention, the vibration module can be attached to the screen, so that the screen can sensitively sense the vibration of the vibration module under the condition of normal work, and a good vibration effect is achieved.
It should be noted that the foregoing method embodiments are described as a series of acts or combinations for simplicity in explanation, but it should be understood by those skilled in the art that the present invention is not limited by the order of acts or acts described, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art will appreciate that the embodiments described in the specification are presently preferred and that no particular act is required to implement the invention.
Fig. 4 is a schematic diagram of a hardware structure of a mobile terminal implementing various embodiments of the present invention.
The mobile terminal 500 includes, but is not limited to: a radio frequency unit 501, a network module 502, an audio output unit 503, an input unit 504, a sensor 505, a display unit 506, a user input unit 507, an interface unit 508, a memory 509, a processor 510, and a power supply 511. Those skilled in the art will appreciate that the mobile terminal architecture shown in fig. 4 is not intended to be limiting of mobile terminals, and that a mobile terminal may include more or fewer components than shown, or some components may be combined, or a different arrangement of components. In the embodiment of the present invention, the mobile terminal includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer, and the like.
The processor 510 is configured to obtain a temperature value of the screen under the condition that the vibration module works; and determining the input power of the vibration driving module according to the temperature value so that the vibration driving module drives the vibration module to vibrate according to the input power.
In the embodiment of the invention, the reason that the vibration module is arranged on the middle frame in the prior art is found that a large amount of heat is emitted when the vibration module vibrates, and the screen usually has strict requirements on heat, so that the display unit can be damaged after the screen exceeds a certain temperature. Therefore, in the embodiment of the invention, the vibration module is attached to the screen, the at least one temperature detection module is arranged at a position which is not more than a preset distance away from the vibration module, the control module obtains the temperature value tested by the at least one temperature detection module under the condition that the vibration module works, the input power of the vibration driving module is determined according to the temperature value, and then the vibration driving module can drive the vibration of the vibration module according to the input power, so that when the vibration module works, the vibration input power can be automatically adjusted, the heat dissipation is reduced, and the damage to the screen is avoided. In other words, with the screen sounding device designed by the embodiment of the invention, the vibration module can be attached to the screen, so that the screen can sensitively sense the vibration of the vibration module under the condition of normal work, and a good vibration effect is achieved.
It should be understood that, in the embodiment of the present invention, the radio frequency unit 501 may be used for receiving and sending signals during a message sending and receiving process or a call process, and specifically, receives downlink data from a base station and then processes the received downlink data to the processor 510; in addition, the uplink data is transmitted to the base station. In general, radio frequency unit 501 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 501 can also communicate with a network and other devices through a wireless communication system.
The mobile terminal provides the user with wireless broadband internet access through the network module 502, such as helping the user send and receive e-mails, browse webpages, access streaming media, and the like.
The audio output unit 503 may convert audio data received by the radio frequency unit 501 or the network module 502 or stored in the memory 509 into an audio signal and output as sound. Also, the audio output unit 503 may also provide audio output related to a specific function performed by the mobile terminal 500 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 503 includes a speaker, a buzzer, a receiver, and the like.
The input unit 504 is used to receive an audio or video signal. The input Unit 504 may include a Graphics Processing Unit (GPU) 5041 and a microphone 5042, and the Graphics processor 5041 processes image data of still pictures or video obtained by an image capturing mobile terminal (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 506. The image frames processed by the graphic processor 5041 may be stored in the memory 509 (or other storage medium) or transmitted via the radio frequency unit 501 or the network module 502. The microphone 5042 may receive sounds and may be capable of processing such sounds into audio data. The processed audio data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 501 in case of the phone call mode.
The mobile terminal 500 also includes at least one sensor 505, such as a light sensor, motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor that adjusts the brightness of the display panel 5061 according to the brightness of ambient light, and a proximity sensor that turns off the display panel 5061 and/or a backlight when the mobile terminal 500 is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when stationary, and can be used to identify the posture of the mobile terminal (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), and vibration identification related functions (such as pedometer, tapping); the sensors 505 may also include fingerprint sensors, pressure sensors, iris sensors, molecular sensors, gyroscopes, barometers, hygrometers, thermometers, infrared sensors, etc., which are not described in detail herein.
The display unit 506 is used to display information input by the user or information provided to the user. The Display unit 506 may include a Display panel 5061, and the Display panel 5061 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 507 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the mobile terminal. Specifically, the user input unit 507 includes a touch panel 5071 and other input devices 5072. Touch panel 5071, also referred to as a touch screen, may collect touch operations by a user on or near it (e.g., operations by a user on or near touch panel 5071 using a finger, stylus, or any suitable object or attachment). The touch panel 5071 may include two parts of a touch detection mobile terminal and a touch controller. The touch detection mobile terminal detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing mobile terminal, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 510, receives a command from the processor 510, and executes the command. In addition, the touch panel 5071 may be implemented in various types such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. In addition to the touch panel 5071, the user input unit 507 may include other input devices 5072. In particular, other input devices 5072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, and a joystick, which are not described in detail herein.
Further, the touch panel 5071 may be overlaid on the display panel 5061, and when the touch panel 5071 detects a touch operation thereon or nearby, the touch operation is transmitted to the processor 510 to determine the type of the touch event, and then the processor 510 provides a corresponding visual output on the display panel 5061 according to the type of the touch event. Although in fig. 4, the touch panel 5071 and the display panel 5061 are two independent components to implement the input and output functions of the mobile terminal, in some embodiments, the touch panel 5071 and the display panel 5061 may be integrated to implement the input and output functions of the mobile terminal, and is not limited herein.
The interface unit 508 is an interface through which an external mobile terminal is connected to the mobile terminal 500. For example, the external mobile terminal may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting the mobile terminal having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 508 may be used to receive input (e.g., data information, power, etc.) from an external mobile terminal and transmit the received input to one or more elements within the mobile terminal 500 or may be used to transmit data between the mobile terminal 500 and the external mobile terminal.
The memory 509 may be used to store software programs as well as various data. The memory 509 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 509 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
The processor 510 is a control center of the mobile terminal, connects various parts of the entire mobile terminal using various interfaces and lines, and performs various functions of the mobile terminal and processes data by operating or executing software programs and/or modules stored in the memory 509 and calling data stored in the memory 509, thereby performing overall monitoring of the mobile terminal. Processor 510 may include one or more processing units; preferably, the processor 510 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into processor 510.
The mobile terminal 500 may further include a power supply 511 (e.g., a battery) for supplying power to various components, and preferably, the power supply 511 may be logically connected to the processor 510 via a power management system, so that functions of managing charging, discharging, and power consumption are performed via the power management system.
In addition, the mobile terminal 500 includes some functional modules that are not shown, and thus, are not described in detail herein.
Preferably, an embodiment of the present invention further provides a mobile terminal, which includes a processor 510, a memory 509, and a computer program that is stored in the memory 509 and can be run on the processor 510, and when the computer program is executed by the processor 510, the processes of the above-mentioned handshake processing method embodiment are implemented, and the same technical effect can be achieved, and in order to avoid repetition, details are not described here again.
The embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the computer program implements each process of the screen sound production method embodiment, and can achieve the same technical effect, and in order to avoid repetition, the details are not repeated here. The computer-readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or mobile terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or mobile terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or mobile terminal that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. A screen sound generating apparatus, the apparatus comprising:
the device comprises at least one temperature detection module, a vibration driving module, a control module and a screen;
the vibration module and the at least one temperature detection module are attached to the screen; the distance between the vibration module and any one of the temperature detection modules does not exceed a preset distance; the temperature detection module is used for detecting the temperature value of the screen;
the control module is connected with the vibration module through the vibration driving module;
the control module is also connected with the at least one temperature detection module;
the control module is used for acquiring the temperature value detected by the temperature detection module under the condition that the vibration module works; determining the input power of the vibration driving module according to the temperature value so that the vibration driving module drives the vibration module to vibrate according to the input power;
wherein the apparatus further comprises: the flexible circuit boards are arranged in one-to-one correspondence with the temperature detection modules;
the control module is connected with the at least one temperature detection module through at least one flexible circuit board respectively;
the device further comprises: a printed circuit board; the printed circuit board has a first side and a second side opposite to each other; the second side is a side facing the screen;
the control module and the vibration driving module are arranged on a first side of the printed circuit board;
one side of the vibration module, which deviates from the screen, is connected with the second side of the printed circuit board through a first elastic sheet.
2. The apparatus of claim 1, further comprising a middle frame; the middle frame is provided with a step-shaped opening;
the third side of the middle frame is attached to the screen; the third side is the narrow side of the stepped opening;
the vibration module and the at least one temperature detection module are attached to the screen and are positioned in the stepped opening;
a second elastic sheet is arranged on the second side of the printed circuit board, and the second side is connected with the first step surface of the step-shaped opening; the first tread is a tread far away from the screen;
the first end of the flexible circuit board is connected with the temperature detection module, and the second end of the flexible circuit board is arranged on the first ladder surface and corresponds to the second elastic sheet in position.
3. The apparatus of claim 1, the control module to further:
reducing the input power to the vibration driving module under the condition that the temperature value is greater than a first preset temperature threshold value;
and increasing the input power to the vibration driving module under the condition that the temperature value is smaller than a second preset temperature threshold value.
4. The apparatus of claim 3, the control module to further:
and determining the first preset temperature threshold value and/or the second preset temperature threshold value according to the actual temperature value of the joint part of the vibration module and the screen and the temperature value detected by the at least one temperature detection module.
5. A mobile terminal, characterized in that it comprises an apparatus according to any of claims 1 to 4.
6. A screen sounding method applied to the mobile terminal of claim 5, the method comprising:
under the condition that the vibration module works, acquiring a temperature value of the screen;
and determining the input power of the vibration driving module according to the temperature value so that the vibration driving module drives the vibration module to vibrate according to the input power.
7. The method of claim 6, wherein the step of determining the input power to the vibration drive module based on the temperature value comprises:
reducing the input power to the vibration driving module under the condition that the temperature value is greater than a first preset temperature threshold value;
and increasing the input power of the vibration driving module under the condition that the temperature value is smaller than a second preset temperature threshold value.
8. The method according to claim 7, wherein the step of obtaining the temperature value of the screen in the case of the vibration module being operated further comprises:
and determining the first preset temperature threshold value and/or the second preset temperature threshold value according to the actual temperature value of the joint part of the vibration module and the screen and the temperature value detected by the at least one temperature detection module.
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| CN201910152626.7A CN109889640B (en) | 2019-02-28 | 2019-02-28 | Screen sounding device and method and mobile terminal |
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| CN201910152626.7A CN109889640B (en) | 2019-02-28 | 2019-02-28 | Screen sounding device and method and mobile terminal |
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|---|---|---|---|---|
| JP2006174004A (en) * | 2004-12-15 | 2006-06-29 | Citizen Electronics Co Ltd | Flat surface speaker |
| CN108874357A (en) * | 2018-06-06 | 2018-11-23 | 维沃移动通信有限公司 | A kind of reminding method and mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080031337A (en) * | 2005-08-02 | 2008-04-08 | 데이진 화이바 가부시키가이샤 | Speaker formed with screen as a unitary block |
| RU2622109C2 (en) * | 2010-10-20 | 2017-06-13 | Йота Девайсез Ипр Лтд | Mobile device |
| CN108566592B (en) * | 2018-04-28 | 2021-07-09 | 歌尔股份有限公司 | Screen sound production device and electronic equipment |
| CN108646971B (en) * | 2018-05-17 | 2020-07-24 | Oppo广东移动通信有限公司 | Screen sounding control method and device and electronic device |
| CN109085985B (en) * | 2018-07-09 | 2021-01-26 | Oppo广东移动通信有限公司 | Sound production control method, sound production control device, electronic device, and storage medium |
| CN109032257B (en) * | 2018-08-10 | 2021-06-11 | 刘博文 | Electronic display device and electronic device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2006174004A (en) * | 2004-12-15 | 2006-06-29 | Citizen Electronics Co Ltd | Flat surface speaker |
| CN108874357A (en) * | 2018-06-06 | 2018-11-23 | 维沃移动通信有限公司 | A kind of reminding method and mobile terminal |
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