CN105242861A - Ultrasonic wave-based parameter adjustment method and device - Google Patents
Ultrasonic wave-based parameter adjustment method and device Download PDFInfo
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Abstract
The invention discloses an ultrasonic wave-based parameter adjustment method and device. The ultrasonic wave-based parameter adjustment method comprises the following steps: identifying a gesture action of a user on the side surface of a mobile terminal through an ultrasonic wave sensor in the mobile terminal; and adjusting parameters of the mobile terminal according to the identified gesture action. By means of the technical scheme provided by the embodiment of the invention, the gesture action of the user on the side surface of the mobile terminal from a distance can be identified through the ultrasonic wave sensor arranged in a screen of the mobile terminal; the parameters of the mobile terminal are adjusted according to the gesture action; therefore, the user can adjust the parameters of the mobile terminal from a distance; the user operation is convenient; and the user experience is improved.
Description
Technical Field
The embodiment of the invention relates to the technical field of electronic terminals, in particular to a parameter adjusting method and device based on ultrasonic waves.
Background
The ultrasonic sensor comprises two parts, one or more transmitting ends, for transmitting ultrasonic waves; and one or more receiving ends for receiving the reflected ultrasonic waves.
Currently, the ultrasonic sensor is mainly applied to ultrasonic ranging in the mobile terminal, and the application mode is single.
Disclosure of Invention
The invention provides a parameter adjusting method and device based on ultrasonic waves, which are used for applying an ultrasonic sensor to parameter adjustment of a mobile terminal.
In a first aspect, an embodiment of the present invention provides a parameter adjustment method based on ultrasonic waves, including:
recognizing gesture actions of a user on the side face of the mobile terminal through an ultrasonic sensor in the mobile terminal;
and adjusting parameters of the mobile terminal according to the recognized gesture actions.
In a second aspect, an embodiment of the present invention provides an ultrasonic-based parameter adjustment apparatus, including:
the gesture recognition module is used for recognizing gesture actions of a user on the side face of the mobile terminal through an ultrasonic sensor in the mobile terminal;
and the parameter adjusting module is used for adjusting the parameters of the mobile terminal according to the recognized gesture actions.
According to the technical scheme provided by the embodiment of the invention, the ultrasonic sensors are integrated into the mobile terminal, the air-isolated gesture operation of the user on the side surface of the mobile terminal is recognized by arranging the plurality of ultrasonic sensors, the parameters of the mobile terminal are adjusted according to the recognized gesture operation, the user can perform air-isolated conditioning on the parameters of the mobile terminal, and the user experience is improved.
Drawings
FIG. 1a is a schematic flow chart of a method for adjusting parameters based on ultrasonic waves according to an embodiment of the present invention;
FIG. 1b is a schematic diagram of an ultrasonic sensor according to a first embodiment of the present invention;
FIG. 1c is a schematic diagram illustrating the operation of an ultrasonic sensor according to a first embodiment of the present invention;
FIG. 2 is a schematic flow chart of a parameter adjustment method based on ultrasonic waves according to a second embodiment of the present invention;
FIG. 3 is a schematic flow chart of a method for adjusting parameters based on ultrasonic waves according to a third embodiment of the present invention;
fig. 4 is a schematic structural diagram of an ultrasonic-based parameter adjustment apparatus according to a fourth embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Example one
Fig. 1a is a schematic flow chart of a parameter adjustment method based on ultrasonic waves according to an embodiment of the present invention. The present embodiment can be applied in the following scenarios: the user wants to adjust specific parameters of the mobile terminal in a non-contact manner. The parameter adjusting method based on ultrasonic waves provided by the embodiment can be applied to a mobile terminal with an ultrasonic sensor. The method may be performed by an ultrasound-based parameter adjustment apparatus, implemented by software and/or hardware, configured in a mobile terminal. The mobile terminal can be a mobile electronic device such as a smart phone, a tablet computer, a notebook computer and the like, which is provided with a processor and a memory and is compatible with the ultrasonic technology.
Referring to fig. 1a, the method specifically includes:
step 110, recognizing gesture actions of a user on the side face of the mobile terminal through an ultrasonic sensor in the mobile terminal.
Fig. 1b is a schematic diagram of an ultrasonic sensor according to a first embodiment of the present invention, and as shown in fig. 1b, the ultrasonic sensor includes two parts, a transmitting end 111 for transmitting ultrasonic waves and a receiving end 112 for receiving ultrasonic waves. Fig. 1c is a schematic diagram illustrating an operation principle of the ultrasonic sensor according to the first embodiment of the present invention, as shown in fig. 1c, when an object approaches, the ultrasonic wave emitted from the emitting end 111 is reflected on the surface of the object, and the receiving end 112 receives the reflected ultrasonic wave. The object approach distance can be obtained through an algorithm of the difference of the transmitting time and the receiving time and the ultrasonic sound velocity and a differential filtering algorithm. According to different settings of an IC (integrated circuit) and a software algorithm, the distance measurement value precision reaches a millimeter (mm) level, and the full scale is about 150-200 cm. When the receiving ends 112 of the plurality of ultrasonic sensors are arranged in the mobile terminal, the mobile terminal may detect the approach and the departure at the side of the mobile terminal by the ultrasonic sensors, that is, gesture actions of the user at the side of the mobile terminal can be recognized by the ultrasonic sensors.
In this embodiment, the ultrasonic sensor includes at least two receiving ends and at least one transmitting end; wherein, one of them receiving terminal in at least two receiving terminals with at least one transmitting terminal sets up the top setting at the upper half of mobile terminal screen or be close to the mobile terminal casing together, wherein another receiving terminal setting in wherein in at least two receiving terminals sets up the bottom setting at the latter half of mobile terminal screen or be close to the mobile terminal casing. The loudspeaker of the mobile terminal is reused for transmitting ultrasonic signals (namely, the loudspeaker is used as an ultrasonic transmitting end), and the microphone of the mobile terminal is reused for receiving reflected ultrasonic signals (namely, the microphone is used as an ultrasonic receiving end), so that the purposes of the loudspeaker and the microphone are enriched, the mobile terminal does not need to be additionally provided with a separate receiving end and a separate transmitting end to identify gesture actions of a user, and the space in the mobile terminal and the manufacturing cost of the mobile terminal can be saved.
Ultrasonic waves emitted by the emitting end can generate reflection echoes in different directions when meeting a user hand, at least two receiving ends receive the reflection echoes in at least two different directions, the distance between the user hand and the two receiving ends at the moment is obtained by analyzing the at least two reflection echoes, then the three-dimensional coordinate of the user hand is obtained, and the coordinate acquisition of the user hand at a specific moment is realized. In order to obtain more accurate coordinates, at least one receiving end is arranged on the upper half portion of the screen, and at least one receiving end is arranged on the lower half portion of the screen, so that gesture actions of a user on the side face of the mobile terminal can be recognized.
In this embodiment, the recognized gesture motion may be a moving up and down, a moving left and right, or a moving along a set track in a spaced manner on a side surface of the mobile terminal, and is not particularly limited.
And step 120, adjusting parameters of the mobile terminal according to the recognized gesture action.
For example, after a gesture motion of a user on a side of the mobile terminal is recognized, the recognized gesture motion is matched with a plurality of preset gesture motions, and after the matching is successful, parameters in the mobile terminal are adjusted according to an operation form corresponding to the gesture motion.
According to the parameter adjusting method based on the ultrasonic waves, the ultrasonic sensor arranged in the screen of the mobile terminal is used for identifying the air-isolated gesture action of the user on the side face of the mobile terminal and adjusting the parameters of the mobile terminal according to the identified gesture action.
Example two
Fig. 2 is a schematic flow chart of a parameter adjustment method based on ultrasonic waves according to a second embodiment of the present invention. In this embodiment, the first embodiment is optimized based on the above, and in this embodiment, adjusting the parameter of the mobile terminal according to the recognized gesture may specifically include: determining a moving direction of the gesture action; and determining an adjusting mode of the parameters of the mobile terminal according to the moving direction of the gesture motion, and adjusting the parameters of the mobile terminal according to the adjusting mode.
Correspondingly, the method of the embodiment comprises the following steps:
step 210, recognizing gesture actions of a user on the side of the mobile terminal through an ultrasonic sensor in the mobile terminal.
Step 220, determining the moving direction of the gesture motion.
The detection ranges of different ultrasonic sensors are partially overlapped, and a plurality of sensors with overlapped detection ranges can detect objects in the overlapped part. When the hand of the user performs gesture actions on the side face of the mobile terminal, the positions of the hand of the user can be detected by the ultrasonic sensors which can detect the hand of the user in real time, the coordinate positions of the hand of the user are determined in real time by mutual matching, and then the moving direction of the gesture actions of the user is determined.
For example, a user performs a gesture action on the right side of the mobile terminal, a plurality of ultrasonic sensors capable of detecting the right side range of the mobile terminal detect the distance between the hand of the user and the user at a certain moment, the three-dimensional coordinates of the hand of the user are determined through the cooperation of the ultrasonic sensors, the three-dimensional coordinates of the hand of the user at the next moment are determined in the same method, and the moving direction of the gesture action of the user is determined through comparing the three-dimensional coordinates of the hand of the user at two moments.
In this embodiment, the recognized gesture of the user may be from top to bottom, from bottom to top, or along a set direction, which is not limited in particular.
Step 230, determining an adjusting mode of the parameters of the mobile terminal according to the moving direction of the gesture motion, and adjusting the parameters of the mobile terminal according to the adjusting mode.
Illustratively, the adjusting mode bound to the moving direction of the gesture action of the user at this time is obtained according to the moving direction of the gesture action, the binding relationship between the pre-created moving direction and the adjusting mode, and the parameter of the mobile terminal is adjusted according to the obtained adjusting mode.
In this embodiment, the parameter of the mobile terminal may include a volume, a brightness, or a playing progress of a multimedia file in the mobile terminal. In other embodiments, the parameters of the mobile terminal may also include switching between multiple pages of a single application (such as a browser) or switching between multiple applications within the mobile terminal.
In this embodiment, determining an adjustment manner for a parameter of the mobile terminal according to the moving direction of the gesture motion includes: when the moving direction of the gesture motion is from top to bottom, determining an adjusting mode to reduce the parameters of the mobile terminal; and when the moving direction of the gesture motion is from bottom to top, the determined adjusting mode is to increase the parameters of the mobile terminal.
According to the parameter adjusting method based on the ultrasonic waves, after the gesture action of the user on the side face of the mobile terminal is recognized through the ultrasonic sensor, the moving direction of the gesture action is determined, the adjusting mode bound with the moving direction is obtained, the parameters of the mobile terminal are adjusted according to the obtained adjusting mode, and user experience is further improved.
EXAMPLE III
Fig. 3 is a schematic flow chart of a parameter adjustment method based on ultrasonic waves according to a third embodiment of the present invention, which is optimized based on the third embodiment, in this embodiment, adjusting parameters of the mobile terminal according to a recognized gesture includes: and determining parameters of the mobile terminal to be adjusted according to the side position of the mobile terminal corresponding to the recognized gesture motion, and adjusting the determined parameters.
Correspondingly, the method of the embodiment comprises the following steps:
step 310, recognizing gesture actions of a user on the side face of the mobile terminal through an ultrasonic sensor in the mobile terminal.
In this embodiment, the side surfaces of the mobile terminal include a first side surface of the mobile terminal and a second side surface of the mobile terminal, where the first side surface and the second side surface may be two adjacent side surfaces of the mobile terminal, and the first side surface and the second side surface may also be two opposite side surfaces of the mobile terminal, for example, the first side surface may be a left side surface (or a right side surface) of the mobile terminal, and the second side surface may be a right side surface (or a left side surface) disposed opposite to the left side surface (or the right side surface) of the mobile terminal.
The side position of the mobile terminal corresponding to the recognized gesture motion may be a first side of the mobile terminal, or may be a second side adjacent to or opposite to the first side of the mobile terminal.
And 320, determining parameters of the mobile terminal to be adjusted according to the side position corresponding to the recognized gesture action, and adjusting the determined parameters.
The ultrasonic sensor can recognize gesture actions of a user on the first side face of the mobile terminal and can also recognize gesture actions of the user on the second side face of the mobile terminal. Specifically, according to the side position corresponding to the recognized gesture motion and the binding relationship between the preset side position and the set parameters, the parameter bound to the side position corresponding to the recognized gesture motion is obtained, and the obtained parameter is adjusted.
In this embodiment, determining the parameter of the mobile terminal to be adjusted according to the side position corresponding to the recognized gesture motion may specifically include: when the side face corresponding to the gesture motion is the first side face of the mobile terminal, determining the parameter of the mobile terminal to be adjusted as the volume of the mobile terminal; and when the side face corresponding to the gesture motion is the second side face of the mobile terminal, determining the parameter of the mobile terminal to be adjusted as the brightness of the mobile terminal.
For example, when the recognized gesture motion is that the user moves from top to bottom on the first side face of the mobile terminal, the volume of the mobile terminal is reduced, and when the recognized gesture motion is that the user moves from bottom to top on the first side face of the mobile terminal, the volume of the mobile terminal is increased; and when the recognized gesture action is that the user moves from top to bottom on the second side face of the mobile terminal, the brightness of the mobile terminal is reduced, and when the recognized gesture action is that the user moves from bottom to top on the second side face of the mobile terminal, the brightness of the mobile terminal is increased.
According to the parameter adjusting method based on the ultrasonic waves, when the gesture action of the user on the first side face of the mobile terminal is recognized, the volume of the mobile terminal is adjusted, and when the gesture action of the user on the second side face of the mobile terminal is recognized, the brightness of the mobile terminal is adjusted, so that the user experience is further improved.
Example four
Fig. 4 is a schematic structural diagram of an ultrasonic-based parameter adjustment apparatus according to a fourth embodiment of the present invention. Referring to fig. 4, the specific structure of the ultrasonic-based parameter adjusting apparatus is as follows:
a gesture recognition module 410, configured to recognize a gesture action of a user on a side of a mobile terminal through an ultrasonic sensor in the mobile terminal;
and the parameter adjusting module 420 is configured to adjust a parameter of the mobile terminal according to the recognized gesture.
In this embodiment, the parameter adjusting module 420 may specifically include:
a moving direction sub-module 421 for determining a moving direction of the gesture action;
an adjusting mode sub-module 422, configured to determine an adjusting mode for a parameter of the mobile terminal according to the moving direction of the gesture;
and the parameter adjusting submodule 423 is used for adjusting the parameters of the mobile terminal according to the adjusting mode.
In this embodiment, the adjusting mode sub-module 422 may specifically be configured to:
when the moving direction of the gesture motion is from top to bottom, determining an adjusting mode to reduce the parameters of the mobile terminal;
and when the moving direction of the gesture motion is from bottom to top, the determined adjusting mode is to increase the parameters of the mobile terminal.
In this embodiment, the parameter of the mobile terminal may include a volume, a brightness, or a playing progress of a multimedia file in the mobile terminal.
In this embodiment, the parameter adjusting module 420 may be specifically configured to:
and determining parameters of the mobile terminal to be adjusted according to the side position corresponding to the recognized gesture action, and adjusting the determined parameters.
In this embodiment, when the side of the mobile terminal includes a first side of the mobile terminal and a second side of the mobile terminal, the parameter adjusting module 420 may be specifically configured to:
when the side face corresponding to the gesture motion is the first side face of the mobile terminal, determining the parameter of the mobile terminal to be adjusted as the volume of the mobile terminal;
and when the side face corresponding to the gesture motion is the second side face of the mobile terminal, determining the parameter of the mobile terminal to be adjusted as the brightness of the mobile terminal.
As an example, when the recognized gesture motion is that the user moves from top to bottom on the first side of the mobile terminal, the volume of the mobile terminal is decreased, and when the recognized gesture motion is that the user moves from bottom to top on the first side of the mobile terminal, the volume of the mobile terminal is increased; and when the recognized gesture action is that the user moves from top to bottom on the second side face of the mobile terminal, the brightness of the mobile terminal is reduced, and when the recognized gesture action is that the user moves from bottom to top on the second side face of the mobile terminal, the brightness of the mobile terminal is increased.
In this embodiment, the ultrasonic sensor may include at least two receiving terminals and at least one transmitting terminal; wherein, one of them receiving terminal of at least two receiving terminals with at least one transmitting terminal sets up the top setting at the upper half of mobile terminal screen or be close to the mobile terminal casing together, wherein another receiving terminal setting of wherein two at least receiving terminals is at the latter half of mobile terminal screen or be close to the top setting of mobile terminal casing.
It is understood that, in the embodiment of the present invention, the number and the installation position of the receiving ends and the transmitting ends of the ultrasonic sensor are not limited, and may be adjusted according to specific requirements.
The ultrasonic-based parameter adjusting device can execute the ultrasonic-based parameter adjusting method provided by any embodiment of the invention, and has the corresponding functional modules and beneficial effects of executing the ultrasonic-based application control method. For technical details not elaborated in this embodiment, reference may be made to the ultrasound-based parameter adjustment provided by any embodiment of the invention.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (14)
1. An ultrasonic-based parameter adjustment method is characterized by comprising the following steps:
recognizing gesture actions of a user on the side face of the mobile terminal through an ultrasonic sensor in the mobile terminal;
and adjusting parameters of the mobile terminal according to the recognized gesture actions.
2. The method according to claim 1, wherein adjusting the parameter of the mobile terminal according to the recognized gesture action comprises:
determining a moving direction of the gesture action;
and determining an adjusting mode of the parameters of the mobile terminal according to the moving direction of the gesture motion, and adjusting the parameters of the mobile terminal according to the adjusting mode.
3. The method according to claim 2, wherein determining the adjustment mode of the parameter of the mobile terminal according to the moving direction of the gesture action comprises:
when the moving direction of the gesture motion is from top to bottom, determining an adjusting mode to reduce the parameters of the mobile terminal;
and when the moving direction of the gesture motion is from bottom to top, the determined adjusting mode is to increase the parameters of the mobile terminal.
4. The method according to any one of claims 1 to 3, wherein the parameter of the mobile terminal comprises volume, brightness or playing progress of the multimedia file in the mobile terminal.
5. The method according to claim 1, wherein adjusting the parameter of the mobile terminal according to the recognized gesture action comprises:
and determining parameters of the mobile terminal to be adjusted according to the side position of the mobile terminal corresponding to the recognized gesture motion, and adjusting the determined parameters.
6. The method of claim 5, wherein the sides of the mobile terminal comprise a first side of the mobile terminal and a second side of the mobile terminal,
determining parameters of the mobile terminal to be adjusted according to the side position of the mobile terminal corresponding to the recognized gesture action, wherein the parameters comprise:
when the side face of the gesture corresponding to the mobile terminal is a first side face of the mobile terminal, determining that the parameter of the mobile terminal to be adjusted is the volume of the mobile terminal;
and when the side face of the gesture corresponding to the mobile terminal is the second side face of the mobile terminal, determining the parameter of the mobile terminal to be adjusted to be the brightness of the mobile terminal.
7. The method of any of claims 1-6, wherein the ultrasonic sensor comprises at least two receiving ends and at least one transmitting end; wherein,
one of the at least two receiving terminals and the at least one transmitting terminal are arranged on the upper half portion of the screen of the mobile terminal, and the other receiving terminal of the at least two receiving terminals is arranged on the lower half portion of the screen of the mobile terminal.
8. An ultrasonic-based parameter adjustment device, comprising:
the gesture recognition module is used for recognizing gesture actions of a user on the side face of the mobile terminal through an ultrasonic sensor in the mobile terminal;
and the parameter adjusting module is used for adjusting the parameters of the mobile terminal according to the recognized gesture actions.
9. The apparatus of claim 8, wherein the parameter adjustment module comprises:
the moving direction submodule is used for determining the moving direction of the gesture action;
the adjusting mode submodule is used for determining an adjusting mode of the parameters of the mobile terminal according to the moving direction of the gesture action;
and the parameter adjusting submodule is used for adjusting the parameters of the mobile terminal according to the adjusting mode.
10. The apparatus of claim 9, the adjustment mode sub-module being specifically configured to:
when the moving direction of the gesture motion is from top to bottom, determining an adjusting mode to reduce the parameters of the mobile terminal;
and when the moving direction of the gesture motion is from bottom to top, the determined adjusting mode is to increase the parameters of the mobile terminal.
11. The apparatus according to any one of claims 8-10, wherein the parameter of the mobile terminal comprises volume, brightness or progress of playing the multimedia file in the mobile terminal.
12. The apparatus of claim 8, wherein the parameter adjustment module is specifically configured to:
and determining parameters of the mobile terminal to be adjusted according to the side position of the mobile terminal corresponding to the recognized gesture motion, and adjusting the determined parameters.
13. The apparatus according to claim 12, wherein the sides of the mobile terminal include a first side of the mobile terminal and a second side of the mobile terminal, and the parameter adjusting module is specifically configured to:
when the side face corresponding to the gesture motion is the first side face of the mobile terminal, determining the parameter of the mobile terminal to be adjusted as the volume of the mobile terminal;
and when the side face corresponding to the gesture motion is the second side face of the mobile terminal, determining the parameter of the mobile terminal to be adjusted as the brightness of the mobile terminal.
14. The apparatus of any one of claims 8-13, wherein the ultrasonic sensor comprises at least two receiving ends and at least one transmitting end; wherein,
one of the at least two receiving terminals and the at least one transmitting terminal are arranged on the upper half portion of the screen of the mobile terminal, and the other receiving terminal of the at least two receiving terminals is arranged on the lower half portion of the screen of the mobile terminal.
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| CN201510671245.1A CN105242861B (en) | 2015-10-15 | 2015-10-15 | A kind of parameter adjusting method based on ultrasound and device |
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| CN105744434A (en) * | 2016-02-25 | 2016-07-06 | 深圳市广懋创新科技有限公司 | Intelligent loudspeaker box control method and system based on gesture recognition |
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| CN107272423A (en) * | 2017-05-25 | 2017-10-20 | 珠海格力电器股份有限公司 | Equipment control method and device and household appliance |
| CN107273017A (en) * | 2017-06-05 | 2017-10-20 | 维沃移动通信有限公司 | A kind of display control method and mobile terminal |
| CN107885394A (en) * | 2017-11-08 | 2018-04-06 | 广东小天才科技有限公司 | Terminal equipment control method based on ultrasonic waves and terminal equipment |
| CN108491793A (en) * | 2018-03-22 | 2018-09-04 | 无锡睿勤科技有限公司 | A kind of control method and mobile terminal of fingerprint recognition |
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| US11693484B2 (en) | 2019-07-31 | 2023-07-04 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Device control method, electronic device, and storage medium |
| CN111273769A (en) * | 2020-01-15 | 2020-06-12 | Oppo广东移动通信有限公司 | Equipment control method and device, electronic equipment and storage medium |
| CN111273769B (en) * | 2020-01-15 | 2022-06-17 | Oppo广东移动通信有限公司 | Equipment control method and device, electronic equipment and storage medium |
| CN112987925A (en) * | 2021-03-04 | 2021-06-18 | 歌尔科技有限公司 | Earphone and control method and device thereof |
| CN112987925B (en) * | 2021-03-04 | 2022-11-25 | 歌尔科技有限公司 | Earphone and control method and device thereof |
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| CN105242861B (en) | 2019-08-02 |
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