CN106980373B - Mobile terminal device, haptic feedback and audio control method and system - Google Patents
Mobile terminal device, haptic feedback and audio control method and system Download PDFInfo
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- CN106980373B CN106980373B CN201710189854.2A CN201710189854A CN106980373B CN 106980373 B CN106980373 B CN 106980373B CN 201710189854 A CN201710189854 A CN 201710189854A CN 106980373 B CN106980373 B CN 106980373B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
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Abstract
The invention relates to the technical field of haptic feedback and screen sounding, in particular to a mobile terminal device, a haptic feedback and audio control method and a system, which are used for solving the technical problems that an audio module and a haptic feedback module of the mobile terminal device in the prior art occupy a larger volume, have heavier mass and thicker thickness and have a complex system. Comprising the following steps: the display panel, be located the casing at the display panel back, built-in panel and the interior frame in the space that the casing formed, be located circuit module and the piezoelectricity vibration module between middle frame and the casing, piezoelectricity vibration module is used for tactile feedback and sound production, has realized the lightweight and the microminiaturization of mobile terminal device, can show quality, thickness and the volume that reduce mobile terminal device, has simplified the system.
Description
Technical Field
The invention relates to the technical field of haptic feedback and screen sounding, in particular to a mobile terminal device, a haptic feedback and audio control method and a system.
Background
With the development of electronic communication technology, the use of electronic terminal devices, such as smart phones, tablet computers, and the like, is becoming more and more popular. Haptic feedback functions have been widely popularized in these terminal devices for man-machine friendly interactions. Haptic feedback is achieved in the related art by placing a rotor motor or a linear motor inside an electronic device to achieve a haptic function. Such rotor motors and linear vibration motors do not respond effectively to audio signals, whereas piezoelectric vibration modules respond effectively and clearly to audio signals.
In order to improve the screen occupation ratio of the mobile terminal equipment and the waterproof requirement, the screen sounder is applied to the terminal equipment, and the sounding principle of the screen sounder is as follows: the vibration of the motor transducer installed on the electronic equipment is transmitted to a screen or other shell capable of vibrating to sound, and then the sound producing effect is achieved through the vibration of the screen or other shell capable of vibrating.
Because the tactile feedback module and the sounder are arranged in a split way, the mobile terminal is large in size, heavy in mass, thick in thickness and complex in system.
Disclosure of Invention
In view of the above, the present invention aims to provide a mobile terminal device, a haptic feedback method, an audio control method, and a system thereof, so as to solve the technical problems of the prior art that the volume of an audio module and a haptic feedback module of the mobile terminal device is relatively large, the mass is relatively heavy, the thickness is relatively thick, and the system is relatively complex.
In order to solve the technical problems, the invention provides the following technical scheme:
in a first aspect, an embodiment of the present invention provides a mobile terminal device, including:
the display panel, be located the casing at display panel back, built-in the panel with the middle frame in the space that the casing formed, be located the middle frame with circuit module and the piezoelectricity vibration module between the casing, piezoelectricity vibration module is used for tactile feedback and sound production.
With reference to the first aspect, the embodiment of the present invention provides a first possible implementation manner of the first aspect, where the middle frame and the housing have opposite cavities.
With reference to the first aspect, the embodiment of the present invention provides a second possible implementation manner of the first aspect, where the circuit module and the piezoelectric vibration module are attached to an inner wall of the middle frame on a side close to the housing.
With reference to the first aspect, the embodiment of the present invention provides a third possible implementation manner of the first aspect, where the piezoelectric vibration module includes a single-layer or multi-layer piezoelectric ceramic sheet.
In a second aspect, an embodiment of the present invention further provides a method for haptic feedback and audio control of a mobile terminal device, including the steps of:
a1: the circuit module judges whether an input signal has an audio signal or not, sends a sound control signal to the piezoelectric vibration module after judging that the input signal has the audio signal, and sends a vibration control signal to the piezoelectric vibration module when judging that the input signal does not have the audio signal but has a tactile feedback signal;
a2: the piezoelectric vibration module receives the sound control signal, generates a sound signal and transmits the sound signal to the panel;
a3: the piezoelectric vibration module receives the vibration control signal, generates a vibration signal and transmits the vibration signal to the panel and the shell through the middle frame.
With reference to the second aspect, an embodiment of the present invention provides a first possible implementation manner of the second aspect, where the method further includes:
the circuit module judges that an audio signal exists in the input signal and sends a cut-off signal to the piezoelectric vibration module.
With reference to the second aspect, embodiments of the present invention provide a second possible implementation manner of the second aspect, wherein the input signal includes a pressure signal and/or an audio signal.
In a third aspect, an embodiment of the present invention further provides a haptic feedback and audio control system of a mobile terminal device, including:
the circuit module is used for judging whether an input signal has an audio signal or not, sending a sound control signal to the piezoelectric vibration module after judging that the input signal has the audio signal, and sending a vibration control signal to the piezoelectric vibration module when judging that the input signal does not have the audio signal but has a tactile feedback signal;
the piezoelectric vibration module is used for receiving the sound control signal, generating a sound signal and transmitting the sound signal to the panel;
and the piezoelectric vibration module is used for receiving the vibration control signal, generating a vibration signal and transmitting the vibration signal to the panel and the shell through the middle frame.
With reference to the third aspect, an embodiment of the present invention provides a first possible implementation manner of the third aspect, wherein the circuit module is further configured to: and judging that an audio signal exists in the input signal, and sending a cut-off signal to the piezoelectric vibration module.
With reference to the third aspect, embodiments of the present invention provide a second possible implementation manner of the third aspect, wherein the input signal includes a pressure signal and/or an audio signal.
The embodiment of the invention has the following beneficial effects:
the embodiment of the invention provides mobile terminal equipment, which comprises: the display panel, be located the casing at the display panel back, built-in the panel with the interior center in the space that the casing formed, be located the center with circuit module and the piezoelectricity vibration module between the casing, piezoelectricity vibration module is used for tactile feedback and sound production, has realized the lightweight and the microminiaturization of mobile terminal device, can show quality, thickness and the volume that reduce mobile terminal device, has simplified the system.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the above objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a structural exploded view of a mobile terminal device according to an embodiment of the present invention;
fig. 2 is an assembly diagram of a middle frame, a circuit module and a piezoelectric vibration module according to an embodiment of the present invention.
Fig. 3 is a working schematic diagram of a mobile terminal device according to an embodiment of the present invention.
Icon: 1-a display panel; 2-a middle frame; 3-a circuit module; 4-a piezoelectric vibration module; 5-a shell.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Embodiment 1, embodiment 2 and embodiment 3 are described in detail below with reference to the accompanying drawings:
fig. 1 is a structural exploded view of a mobile terminal device according to an embodiment of the present invention; fig. 2 is an assembly diagram of a middle frame, a circuit module and a piezoelectric vibration module according to an embodiment of the present invention. Fig. 3 is a working schematic diagram of a mobile terminal device according to an embodiment of the present invention.
Example 1
The embodiment provides a mobile terminal device, please refer to fig. 1 and 2, which includes a display panel 1, a housing 5 located at the back of the display panel 1, a middle frame 2 built in a space formed by the panel and the housing 5, a circuit module 3 and a piezoelectric vibration module 4 located between the middle frame 2 and the housing 5, wherein the piezoelectric vibration module 4 is used for haptic feedback and sounding, thereby realizing the light weight and miniaturization of the mobile terminal device, remarkably reducing the mass, thickness and volume of the mobile terminal device, and simplifying the system.
Still further, in an alternative to this embodiment, the middle frame 2 and the housing 5 have opposite cavities.
Still further, in an alternative of the present embodiment, the circuit module 3 and the piezoelectric vibration module 4 are attached to the inner wall of the middle frame 2 on the side close to the housing 5.
Still further, in an alternative to the present embodiment, the piezoelectric vibration module includes a single-layer or multi-layer piezoelectric ceramic sheet.
Example 2
The embodiment provides a method for controlling haptic feedback and audio of a mobile terminal device, please refer to fig. 3, which includes the following steps:
a1: the circuit module 3 judges whether an input signal has an audio signal or not, sends a sound control signal to the piezoelectric vibration module 4 after judging that the input signal has the audio signal, and sends a vibration control signal to the piezoelectric vibration module 4 when judging that the input signal has no audio signal but has a tactile feedback signal;
a2: the piezoelectric vibration module 4 receives the sound control signal, generates a sound signal and transmits the sound signal to a panel;
a3: the piezoelectric vibration module 4 receives the vibration control signal, generates a vibration signal and transmits the vibration signal to the panel and the housing through the middle frame 2.
Still further, the present embodiment provides a method for controlling haptic feedback and audio of a mobile terminal device, which further includes the following steps:
the circuit block 3 determines that an audio signal is present in the input signal, and sends a cut-off signal to the piezoelectric vibration block 4.
The above-mentioned cut-off signal means that the previous input signal contains the pressure signal, the mobile terminal device has realized the tactile feedback, the audio signal is input later, the circuit module 3 sends the cut-off signal to the piezoelectric vibration module 4, the piezoelectric vibration module 4 stops vibrating after receiving the cut-off signal, and the tactile feedback effect is terminated.
Further, in an alternative to this embodiment,
the input signal comprises a pressure signal and/or an audio signal. It includes three cases, for example, only a pressure signal, and for example, only an audio signal, and for example, both a pressure signal and an audio signal.
The working process of the mobile terminal device is briefly described as follows:
when the input signal of the input circuit module 3 only includes the pressure signal, the circuit module 3 transmits a vibration control signal to the piezoelectric vibration module 4, and the piezoelectric vibration module 4 generates a vibration signal and transmits the vibration signal to the panel through the middle frame 2 to vibrate the panel, thereby realizing haptic feedback.
When the input signal to the circuit module 3 contains only an audio signal, the circuit module 3 emits a sound control signal to the piezoelectric vibration module 4; the piezoelectric vibration module 4 receives the sound control signal to generate a sound signal and transmits the sound signal to the panel, so that the panel can sound. When the input signal of the input circuit module 3 contains both an audio signal and a haptic signal, the circuit module 3 preferentially sends out a sound control signal to the piezoelectric vibration module 4; the piezoelectric vibration module 4 receives the sound control signal and then generates a sound signal and transmits the sound signal to the panel so as to make the panel sound.
After the panel sounds, the circuit module 3 does not output a vibration control signal. I.e. the priority of the output sound signal is higher than the priority of the output vibration signal.
The preceding input signal contains a haptic feedback signal, the mobile terminal device has realized haptic feedback, after which the audio signal is input, the circuit module 3 sends a cut-off signal to the piezoelectric vibration module 4, and the piezoelectric vibration module 4 stops vibrating after receiving the cut-off signal, thereby realizing an interrupted vibration effect.
Example 3
The embodiment provides a haptic feedback and audio control system of a mobile terminal device, please refer to fig. 3, which includes:
a circuit module 3 for determining whether an audio signal is present in the input signal;
a circuit module 3 for determining whether an input signal has an audio signal, sending a sound control signal to the piezoelectric vibration module 4 after determining that the input signal has the audio signal, and sending a vibration control signal to the piezoelectric vibration module 4 when determining that the input signal has no audio signal but has a tactile feedback signal;
the piezoelectric vibration module 4 is used for receiving the sound control signal, generating a sound signal and transmitting the sound signal to the panel;
and the piezoelectric vibration module 4 is used for receiving the vibration control signal, generating a vibration signal and transmitting the vibration signal to the panel and the shell through the middle frame.
Still further, the present embodiment provides a haptic feedback and audio control system for a mobile terminal device, wherein
The circuit module 3 is also for: and judging that an audio signal exists in the input signal, and sending a cut-off signal to the haptic feedback module.
The above-mentioned cut-off signal means that the previous input signal contains the pressure signal, the mobile terminal device has realized the tactile feedback, the audio signal is input later, the circuit module 3 sends the cut-off signal to the piezoelectric vibration module 4, the piezoelectric vibration module 4 stops vibrating after receiving the cut-off signal, and the tactile feedback effect is terminated.
Further, in an alternative to this embodiment,
the input signal comprises a pressure signal and/or an audio signal. It includes three cases, for example, only a pressure signal, and for example, only an audio signal, and for example, both a pressure signal and an audio signal.
The working process of the mobile terminal device is briefly described as follows:
when the input signal of the input circuit module 3 only includes the pressure signal, the circuit module 3 transmits a vibration control signal to the piezoelectric vibration module 4, and the piezoelectric vibration module 4 generates a vibration signal and transmits the vibration signal to the panel through the middle frame 2 to vibrate the panel, thereby realizing haptic feedback.
When the input signal to the circuit module 3 contains only an audio signal, the circuit module 3 emits a sound control signal to the piezoelectric vibration module 4; the piezoelectric vibration module 4 receives the sound control signal to generate a sound signal and transmits the sound signal to the panel, so that the panel can sound. When the input signal of the input circuit module 3 contains both an audio signal and a haptic signal, the circuit module 3 preferentially sends out a sound control signal to the piezoelectric vibration module 4; the piezoelectric vibration module 4 receives the sound control signal and then generates a sound signal and transmits the sound signal to the panel so as to make the panel sound.
After the panel sounds, the circuit module 3 does not output a vibration control signal. I.e. the priority of the output sound signal is higher than the priority of the output vibration signal.
The preceding input signal contains a haptic feedback signal, the mobile terminal device has realized haptic feedback, after which the audio signal is input, the circuit module 3 sends a cut-off signal to the piezoelectric vibration module 4, and the piezoelectric vibration module 4 stops vibrating after receiving the cut-off signal, thereby realizing an interrupted vibration effect.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (4)
1. A method of haptic feedback and audio control comprising the steps of:
a1: the circuit module judges whether an input signal has an audio signal or not, sends a sound control signal to the piezoelectric vibration module after judging that the input signal has the audio signal, and sends a vibration control signal to the piezoelectric vibration module when judging that the input signal does not have the audio signal but has a tactile feedback signal;
a2: the piezoelectric vibration module receives the sound control signal, generates a sound signal and transmits the sound signal to the panel;
a3: the piezoelectric vibration module receives the vibration control signal, generates a vibration signal and transmits the vibration signal to the panel and the shell through the middle frame;
the circuit module judges that an audio signal exists in the input signal and sends a cut-off signal to the piezoelectric vibration module.
2. A haptic feedback and audio control method as recited in claim 1 wherein:
the input signal comprises a pressure signal and/or an audio signal.
3. A haptic feedback and audio control system, comprising:
the circuit module is used for judging whether an input signal has an audio signal or not, sending a sound control signal to the piezoelectric vibration module after judging that the input signal has the audio signal, and sending a vibration control signal to the piezoelectric vibration module when judging that the input signal does not have the audio signal but has a tactile feedback signal;
the piezoelectric vibration module is used for receiving the sound control signal, generating a sound signal and transmitting the sound signal to the panel;
the piezoelectric vibration module is used for receiving the vibration control signal, generating a vibration signal and transmitting the vibration signal to the panel and the shell through the middle frame;
the circuit module is further configured to: and judging that an audio signal exists in the input signal, and sending a cut-off signal to the piezoelectric vibration module.
4. A haptic feedback and audio control system as recited in claim 3 wherein:
the input signal comprises a pressure signal and/or an audio signal.
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| CN201710189854.2A CN106980373B (en) | 2017-03-29 | 2017-03-29 | Mobile terminal device, haptic feedback and audio control method and system |
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| CN201710189854.2A CN106980373B (en) | 2017-03-29 | 2017-03-29 | Mobile terminal device, haptic feedback and audio control method and system |
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| CN106980373B true CN106980373B (en) | 2023-10-20 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109508086B (en) * | 2017-09-15 | 2022-09-27 | 群创光电股份有限公司 | Display device |
| KR102526888B1 (en) * | 2018-08-14 | 2023-04-28 | 삼성디스플레이 주식회사 | Display device and method for driving the same |
| CN111337120A (en) * | 2018-12-18 | 2020-06-26 | 北京小米移动软件有限公司 | Sound testing method, device and storage medium |
| CN110177322B (en) * | 2019-05-15 | 2021-01-15 | 瑞声光电科技(常州)有限公司 | Screen sound production exciter and electronic equipment |
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