CN114579077A - Volume control equipment - Google Patents
Volume control equipment Download PDFInfo
- Publication number
- CN114579077A CN114579077A CN202210168337.8A CN202210168337A CN114579077A CN 114579077 A CN114579077 A CN 114579077A CN 202210168337 A CN202210168337 A CN 202210168337A CN 114579077 A CN114579077 A CN 114579077A
- Authority
- CN
- China
- Prior art keywords
- volume control
- control parameter
- volume
- storage area
- default
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003068 static effect Effects 0.000 claims abstract description 25
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 24
- 238000010586 diagram Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 101100134058 Caenorhabditis elegans nth-1 gene Proteins 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
Images
Classifications
-
- 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
- G06F3/16—Sound input; Sound output
- G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Circuit For Audible Band Transducer (AREA)
- Control Of Amplification And Gain Control (AREA)
Abstract
The application discloses volume control equipment, which comprises a static storage area, a dynamic storage area and an MCU. The static storage area and the dynamic storage area are respectively used for storing a plurality of target volume control parameters and default volume control parameters which are used for controlling the volume of the audio playing equipment, and the target volume control parameters correspond to the application scenes. The MCU is configured to: acquiring a default volume control parameter; acquiring a target volume control parameter matched with a current application scene; determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter; and if the volume adjustment is needed, generating a volume adjustment instruction, wherein the adjustment instruction is used for instructing the audio playing equipment to adjust the playing volume according to the target volume control parameter. In this application, the broadcast of different audio file corresponds different volume control parameter, need not manual adjustment volume when broadcast audio file, can realize that different audio file plays with different broadcast volume, facilitates the use.
Description
Technical Field
The application relates to the technical field of communication, in particular to volume control equipment.
Background
All audio files output by the existing volume control equipment are played according to the same volume. When some contents are played, the user may be required to manually adjust the volume, which is inconvenient to use.
Disclosure of Invention
The application provides a volume control device, which can realize volume adjustment without manual adjustment.
A volume control device comprising:
the static storage area is used for storing a plurality of target volume control parameters for controlling the volume of the audio playing equipment, and the target volume control parameters correspond to the application scenes;
the dynamic storage area is used for storing default volume control parameters for controlling the volume of the audio playing equipment;
the MCU is respectively in communication connection with the static storage area and the dynamic storage area and is configured to:
acquiring a default volume control parameter;
acquiring a target volume control parameter matched with a current application scene;
determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter;
and if the volume adjustment is needed, generating a volume adjustment instruction, wherein the adjustment instruction is used for instructing the audio playing equipment to adjust the playing volume according to the target volume control parameter.
Has the advantages that: the application provides volume control equipment, which comprises a static storage area, a dynamic storage area and an MCU. And the static storage area is used for storing a plurality of target volume control parameters for controlling the volume of the audio playing equipment, and the target volume control parameters correspond to the application scenes. And the dynamic storage area is used for storing default volume control parameters for controlling the volume of the audio playing equipment. The MCU is respectively in communication connection with the static storage area and the dynamic storage area and is configured to: acquiring a default volume control parameter; acquiring a target volume control parameter matched with a current application scene; determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter; and if the volume adjustment is needed, generating a volume adjustment instruction, wherein the adjustment instruction is used for instructing the audio playing equipment to adjust the playing volume according to the target volume control parameter. In the application, the MCU determines whether volume adjustment is needed by comparing the default volume control parameter with a target volume control parameter matched with the current application scene corresponding to the default volume control parameter; and generating a volume adjustment instruction if the volume adjustment is needed. In this application, the broadcast of different audio file corresponds different volume control parameter, need not manual adjustment volume when broadcast audio file, can realize that different audio file plays with different broadcast volume, facilitates the use.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a usage scenario of a set-top box and a Bluetooth remote control according to an embodiment;
fig. 2 is a schematic structural diagram of a volume control device according to an embodiment of the present disclosure;
fig. 3 is a schematic mechanism diagram of a set-top box according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a bluetooth remote controller according to an embodiment of the present application;
fig. 5 is a flowchart of a first volume control method according to an embodiment of the present application;
fig. 6 is a flowchart of a second volume control method according to an embodiment of the present disclosure;
fig. 7 is a flowchart of a third volume control method according to an embodiment of the present disclosure.
Detailed Description
In order to explain the technical solution of the application, some concepts related to the application are first described below.
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. 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 application.
It should be noted that the brief descriptions of the terms in the present application are only for the convenience of understanding the embodiments described below, and are not intended to limit the embodiments of the present application. These terms should be understood in their ordinary and customary meaning unless otherwise indicated.
The terms "first," "second," "third," and the like in the description and claims of this application and in the above-described drawings are used for distinguishing between similar or analogous objects or entities and not necessarily for describing a particular sequential or chronological order, unless otherwise indicated. It is to be understood that the terms so used are interchangeable under appropriate circumstances.
The terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a product or apparatus that comprises a list of elements is not necessarily limited to all elements expressly listed, but may include other elements not expressly listed or inherent to such product or apparatus.
The term "module" refers to any known or later developed hardware, software, firmware, artificial intelligence, fuzzy logic, or combination of hardware and/or software code that is capable of performing the functionality associated with that element.
Fig. 1 is a schematic diagram of a usage scenario of a set-top box according to an embodiment. As shown in fig. 1, the set-top box 100 is a device for connecting the display device 200 and the server 400. Which can convert the compressed digital signal into television content for display on a display device.
The display apparatus 200 is in data communication with the server 400, and the user may operate the display apparatus 200 through the smart device 300 or the control device 500.
In some embodiments, the control device 500 may be a bluetooth remote controller, and the communication between the bluetooth remote controller and the display apparatus includes at least one of an infrared protocol communication or a bluetooth protocol communication, and other short-distance communication methods, and controls the display apparatus 200 in a wireless or wired manner. The user may control the display apparatus 200 by inputting a user command through at least one of a button on the bluetooth remote controller, a voice input, a control panel input, and the like.
In some embodiments, the smart device 300 may include any of a mobile terminal, a tablet, a computer, a laptop, an AR/VR device, and the like.
In some embodiments, the smart device 300 may also be used to control the display device 200. For example, the display device 200 is controlled using an application program running on the smart device.
In some embodiments, the smart device 300 and the display device may also be used for communication of data.
In some embodiments, the display device 200 may also be controlled by a manner other than the control apparatus 500 and the smart device 300, for example, the voice instruction control of the user may be directly received by a module configured inside the display device 200 to obtain a voice instruction, or may be received by a voice control apparatus provided outside the display device 200.
In some embodiments, the set-top box is also in data communication with the server 400. The set top box 100 may be allowed to communicatively connect through a Local Area Network (LAN), a Wireless Local Area Network (WLAN), and other networks. The server 400 may provide various content and interactions to the set-top box 100. The server 400 may be a cluster or a plurality of clusters, and may include one or more types of servers.
In some embodiments, software steps executed by one step execution agent may be migrated on demand to another step execution agent in data communication therewith for execution. Illustratively, software steps performed by the server may be migrated to be performed on a display device in data communication therewith, and vice versa, as desired.
The control device 500 may also be in communication connection with the set-top box 100, and typically the control device communicates with the set-top box via an infrared protocol, and the set-top box receives a communication signal of the control device to complete a remote control operation of a user.
Fig. 2 is a schematic structural diagram of a volume control device according to an embodiment of the present application. Fig. 3 is a schematic mechanism diagram of a set top box according to an embodiment of the present application. Fig. 4 is a schematic structural diagram of a bluetooth remote controller according to an embodiment of the present application. As can be seen in fig. 2-4, the volume control device includes a static memory area, a dynamic memory area, and an MCU. In particular, the method comprises the following steps of,
and the static storage area is used for storing a plurality of target volume control parameters for controlling the volume of the audio playing equipment. The target volume control parameter corresponds to an application scene.
And the dynamic storage area is used for storing default volume control parameters for controlling the volume of the audio playing equipment.
The MCU is respectively in communication connection with the static storage area and the dynamic storage area and is configured to: acquiring a default volume control parameter; acquiring a target volume control parameter matched with a current application scene; determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter; and if the volume adjustment is needed, generating a volume adjustment instruction, wherein the volume adjustment instruction is used for instructing the audio playing equipment to adjust the playing volume according to the target volume control parameter. Wherein the current application scenario corresponds to a default volume control parameter.
The static storage area and the dynamic storage area can be arranged outside the MCU and can also be arranged inside the MCU. When both the static storage area and the dynamic storage area are placed inside the MCU, the MCU is also configured to: acquiring a default volume control parameter; acquiring a target volume control parameter matched with a current application scene; determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter; and if the volume adjustment is needed, generating a volume adjustment instruction, wherein the volume adjustment instruction is used for instructing the audio playing equipment to adjust the playing volume according to the target volume control parameter. Wherein the current application scenario corresponds to a default volume control parameter.
In the embodiment of the application, the MCU determines whether volume adjustment is needed or not by comparing the default volume control parameter with the target volume control parameter matched with the current application scene corresponding to the default volume control parameter; and generating a volume adjustment instruction if the volume adjustment is needed. The method and the device enable the playing of different audio files to correspond to different volume control parameters, and when the audio files are played, the volume does not need to be adjusted manually, so that the different audio files can be played at different playing volumes, and the use is convenient.
The volume control device can be a set top box or a Bluetooth remote controller.
When the volume control device is a set-top box, the MCU in the set-top box may be further configured to adjust the default volume control parameter to a target volume control parameter according to the volume adjustment instruction.
When the volume control device is a bluetooth remote controller, the MCU in the bluetooth remote controller may be further configured to send a volume adjustment command to another volume control device, where the volume adjustment command includes a target volume control parameter, and the another volume control device is a set-top box.
When the volume control device is a set-top box, a decoder, a digital-to-analog converter and an operational amplifier circuit are also arranged in the set-top box. In particular, the method comprises the following steps of,
and the decoder is positioned in the MCU and connected with the dynamic storage area and is used for decoding the audio file to obtain the decoded audio file. The decoded audio file is digital audio.
The set-top box comprises a digital interface and an analog interface. The digital interface is connected with the intelligent device and outputs digital audio. And the analog interface is connected with the audio playing equipment and outputs analog audio.
The intelligent device can be a television, a mobile phone and the like. Because the intelligent device is internally provided with the digital-to-analog converter, the operational amplifier circuit and the audio playing device. The playing process of the digital audio after entering the intelligent device is as follows: the digital audio is converted into analog audio under the action of the digital-to-analog converter, the analog audio is amplified by the operational amplifier circuit, and the amplified analog audio is played by the audio playing equipment.
And the analog audio is directly played by the audio playing equipment.
Since the decoded audio file is digital audio. When the set-top box wants to output analog audio through the analog interface, a digital-to-analog converter needs to be arranged in the set-top box.
And the digital-to-analog converter is connected with the decoder and the dynamic storage area and is used for converting the digital audio into the analog audio. The digital-to-analog converter converts the decoded audio file from digital audio into analog audio and stores the analog audio in the dynamic storage area.
When the audio file required to be output by the set-top box is digital audio, the decoded audio file is directly stored in the dynamic storage area; when the audio file to be output by the set-top box is analog audio, the decoded audio file needs to be converted from digital audio to analog audio by a digital-to-analog converter, and then the analog audio file is stored in the dynamic storage area.
And the operational amplifier circuit is connected with the MCU, comprises a second enabling pin and is used for amplifying analog audio. And the second enabling pin is connected with the first enabling pin in the MCU.
After the MCU acquires the default volume control parameter, the first enabling pin and the second enabling pin corresponding to the default volume control parameter are controlled to be conducted according to the default volume control parameter. In order to control the first enable pin and the second enable pin corresponding to the target volume control parameter to be turned on, the MCU may be further configured to: and controlling the first enabling pin and the second enabling pin corresponding to the default volume control parameter to be disconnected according to the volume adjusting instruction, and controlling the first enabling pin and the second enabling pin corresponding to the target volume control parameter to be connected.
After the first enabling pin is conducted with the second enabling pin corresponding to the target volume control parameter, the analog audio is amplified by the operational amplifier circuit and then transmitted to the analog interface.
The operational amplifier circuit comprises a first-stage operational amplifier sub-circuit and a second-stage operational amplifier sub-circuit. The first-stage operational amplifier circuit and the second-stage operational amplifier circuit are conducted through the second enabling pin and the third enabling pin. The third enable pin is an enable pin of the second-stage operational amplifier sub-circuit.
The operational amplifier circuit further comprises a third-stage operational amplifier sub-circuit and a fourth-stage operational amplifier sub-circuit. The second-stage operational amplifier circuit and the third-stage operational amplifier circuit are conducted with a fourth enabling pin through a third enabling pin, and the third operational amplifier circuit and the fourth operational amplifier circuit are conducted with a fifth enabling pin through the fourth enabling pin. The fourth enable pin is an enable pin of the third-stage operational amplifier sub-circuit, and the fifth enable pin is an enable pin of the fourth-stage operational amplifier sub-circuit.
By analogy, the operational amplifier circuit further comprises an Nth-level operational amplifier sub-circuit, and the Nth-1 th-level operational amplifier sub-circuit and the Nth-level operational amplifier sub-circuit are conducted with the (N + 1) th enabling pin through the Nth enabling pin.
The application scenario may be derived from user information, a program type of the audio file, a program time period of the audio file, and a program content of the audio file. And obtaining the age bracket of the program watching crowd according to the user information. And obtaining a program playing time point according to the program time period of the audio file. There are many application scenarios within a static memory area. The application scenes comprise program types, age groups of program watching crowds, program playing time points and program contents.
For example: the first application scene is a program type 1, an age group 1 of a program watching crowd, a program playing time point 1 and a program content 1, the second application scene is the program type 1, the age group 1 of the program watching crowd, the program playing time point 2 and the program content 1, the third application scene is the program type 2, the age group 1 of the program watching crowd, the program playing time point 1 and the program content 1, and the fourth application scene is the program type 2, the age group 1 of the program watching crowd, the program playing time point 1 and the program content 2, and so on.
Since the type of the audio file may be either analog audio or digital audio, the target volume control parameter and the default volume control parameter each include a DAC value or an amplification resistance ratio.
When the type of audio file is digital audio, the target volume control parameter and the default volume control parameter are both DAC values. When the type of the audio file is analog audio, the target volume control parameter and the default volume control parameter are both amplification resistance ratios.
When the volume control device is a Bluetooth remote controller, the Bluetooth remote controller also comprises a transceiver chip. In particular, the method comprises the following steps of,
and the transceiver chip is connected with the MCU, and is not only used for receiving default volume control parameters transmitted by the set top box, but also used for receiving a new volume adjustment instruction sent by a user according to the requirement of the user, and also used for sending the volume adjustment instruction to the set top box. The volume adjusting instruction not only comprises a new volume adjusting instruction sent by a user according to the requirement of the user, but also comprises a volume adjusting instruction obtained by the Bluetooth remote controller according to a target volume control parameter matched with a current application scene corresponding to a default volume control parameter.
The application provides volume control equipment which comprises a static storage area, a dynamic storage area and an MCU. And the static storage area is used for storing a plurality of target volume control parameters for controlling the volume of the audio playing equipment, and the target volume control parameters correspond to the application scenes. And the dynamic storage area is used for storing default volume control parameters for controlling the volume of the audio playing equipment. The MCU is respectively in communication connection with the static storage area and the dynamic storage area and is configured to: acquiring a default volume control parameter; acquiring a target volume control parameter matched with a current application scene; determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter; and if the volume adjustment is needed, generating a volume adjustment instruction, wherein the adjustment instruction is used for instructing the audio playing equipment to adjust the playing volume according to the target volume control parameter. In the application, the MCU determines whether volume adjustment is needed by comparing the default volume control parameter with a target volume control parameter matched with the current application scene corresponding to the default volume control parameter; and generating a volume adjustment instruction if the volume adjustment is needed. In this application, the broadcast of different audio file corresponds different volume control parameter, need not manual adjustment volume when broadcast audio file, can realize that different audio file plays with different broadcast volume, facilitates the use.
Fig. 5 is a flowchart of a first volume control method according to an embodiment of the present disclosure. Fig. 6 is a flowchart of a second volume control method according to an embodiment of the present disclosure. Fig. 7 is a flowchart of a third volume control method according to an embodiment of the present disclosure. As can be seen from fig. 5-7, the present application provides a volume control method in addition to the volume control device described above.
Before the volume control device controls the volume adjustment, the decoded audio file needs to be acquired. The process of obtaining the decoded audio file is: firstly, a set-top box downloads an audio file in a server; secondly, a decoder of the set top box decodes the audio file to obtain a decoded audio file; and finally, storing the decoded audio file in a dynamic storage area.
Because the volume control device can be a set-top box or a Bluetooth remote controller, and the audio file can be analog audio or digital audio, the volume control method comprises the following conditions:
when the volume control device is a set-top box and the audio file is digital audio, the volume control method comprises the following steps:
s100: a default volume control parameter is obtained.
Default volume control parameters are stored in the dynamic storage area.
S200: and acquiring a target volume control parameter matched with the current application scene.
Wherein the current application scenario corresponds to a default volume control parameter. The target volume control parameter can be stored in a static storage area or a register in the MCU.
S300: and determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter.
And when the absolute difference between the default volume control parameter and the target volume control parameter is smaller than or equal to a preset amplitude, determining that volume adjustment is not needed.
And when the absolute difference between the default volume control parameter and the target volume control parameter is larger than the preset amplitude, determining that volume adjustment is needed.
S400: if not, no adjustment is required.
And the set-top box directly transmits the digital audio to the intelligent equipment through the digital interface without adjustment.
S500: if so, a volume adjustment instruction is generated.
And the volume adjusting instruction is used for indicating the audio playing equipment to adjust the playing volume according to the target volume control parameter.
S600: and adjusting the default volume control parameter to be the target volume control parameter according to the volume adjustment instruction.
And storing the target volume control parameter in a storage area where the default volume control parameter is located according to the volume adjustment instruction. Or adjusting the default volume control parameter to the target volume control parameter through the adjustment range according to the volume adjustment instruction.
When the volume control device is a set top box and the audio file is analog audio, the volume control method comprises the following steps:
t100: and acquiring default volume control parameters.
And after the MCU acquires the default volume control parameter, controlling the first enabling pin and the second enabling pin corresponding to the default volume control parameter to be conducted according to the default volume control parameter.
T200: and acquiring a target volume control parameter matched with the current application scene.
T300: and determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter.
T400: if not, no adjustment is required.
T500: if so, a volume adjustment instruction is generated.
T600: and controlling the first enabling pin and the second enabling pin corresponding to the default volume control parameter to be disconnected according to the volume adjusting instruction, and controlling the first enabling pin and the second enabling pin corresponding to the target volume control parameter to be connected.
And storing the target volume control parameter in a storage area where the default volume control parameter is located according to the volume adjusting instruction, or adjusting the default volume control parameter to the target volume control parameter through adjusting amplitude according to the volume adjusting instruction, then controlling the first enabling pin and the second enabling pin corresponding to the default volume control parameter to be disconnected, and finally controlling the first enabling pin and the second enabling pin corresponding to the target volume control parameter to be connected.
When the volume control device is a set-top box, the respective steps of the volume control method are performed by the MCU of the set-top box.
When the volume control equipment is a Bluetooth remote controller and the audio file is digital audio, the volume control method comprises the following steps:
t 100: a default volume control parameter is obtained.
The default volume control parameters can be stored in a dynamic storage area in the set-top box or a dynamic storage area in the Bluetooth remote controller, so that the Bluetooth remote controller can directly acquire the default volume control parameters from the dynamic storage area of the Bluetooth remote controller, and can also acquire the default volume control parameters from the dynamic storage area in the set-top box through Bluetooth communication.
t 200: and acquiring a target volume control parameter matched with the current application scene.
Because the target volume control parameter can be stored in the static storage area in the set top box and the register of the MCU, and can also be stored in the static storage area in the Bluetooth remote controller and the register of the MCU, the Bluetooth remote controller can directly acquire the target volume control parameter from the static storage area of the Bluetooth remote controller or the register of the MCU, and also can acquire the target volume control parameter in the static storage area in the set top box or the register of the MCU through Bluetooth communication.
t 300: and determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter.
t 400: if not, no adjustment is required.
t 500: if so, a volume adjustment instruction is generated.
t 600: and sending a volume adjusting instruction to the set-top box, wherein the volume adjusting instruction comprises a target volume control parameter.
When the volume control device is a bluetooth remote controller, each step of the volume control method is performed by the MCU of the bluetooth remote controller.
And the set top box adjusts the default volume control parameter to the target volume control parameter according to the received target volume control parameter.
The method for adjusting the default volume control parameter to the target volume control parameter by the set-top box also comprises two methods, wherein one method is to adjust the default volume control parameter to the target volume control parameter according to the volume adjustment instruction; and the other method is that the first enabling pin and the second enabling pin corresponding to the default volume control parameter are controlled to be disconnected according to the volume adjusting instruction, and the first enabling pin and the second enabling pin corresponding to the target volume control parameter are controlled to be connected.
When the adjusted result can not obtain the requirement of the customer, the customer can send out a new volume adjusting instruction through voice. And the Bluetooth remote controller sends the received new volume adjusting instruction to the set-top box through Bluetooth, and the set-top box further adjusts the playing volume of the audio playing device according to the new volume adjusting instruction. And updating the target volume control parameter in the set-top box to the static storage area according to the new volume adjustment instruction.
Since the above embodiments are all described by referring to and combining with other embodiments, the same portions are provided between different embodiments, and the same and similar portions between the various embodiments in this specification may be referred to each other. And will not be described in detail herein.
It is noted that, in this specification, relational terms such as "first" and "second," and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a circuit structure, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such circuit structure, article, or apparatus. Without further limitation, the presence of an element identified by the phrase "comprising an … …" does not exclude the presence of other like elements in a circuit structure, article or device comprising the element.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the present disclosure. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
The above-described embodiments of the present application do not limit the scope of the present application.
Claims (9)
1. A volume control device, comprising:
the system comprises a static storage area, a voice playing device and a control area, wherein the static storage area is used for storing a plurality of target volume control parameters for controlling the volume of the audio playing device, and the target volume control parameters correspond to application scenes;
the dynamic storage area is used for storing default volume control parameters for controlling the volume of the audio playing equipment;
the MCU is respectively in communication connection with the static storage area and the dynamic storage area and is configured to:
acquiring the default volume control parameter;
acquiring a target volume control parameter matched with a current application scene;
determining whether volume adjustment is needed according to the default volume control parameter and the target volume control parameter;
and if the volume adjustment is needed, generating a volume adjustment instruction, wherein the volume adjustment instruction is used for instructing the audio playing equipment to adjust the playing volume according to the target volume control parameter.
2. The volume control device of claim 1, wherein the MCU is further configured to:
and adjusting the default volume control parameter to the target volume control parameter according to the volume adjustment instruction.
3. The volume control device of claim 1, wherein the MCU is further configured to:
and sending the volume adjusting instruction to another volume control device, wherein the volume adjusting instruction contains the target volume control parameter.
4. The volume control device of claim 2, further comprising an operational amplifier circuit;
the operational amplifier circuit comprises a second enabling pin;
the second enabling pin is connected with the first enabling pin of the MCU;
the MCU is further configured to:
and controlling the first enabling pin and the second enabling pin corresponding to the default volume control parameter to be disconnected according to the volume adjusting instruction, and controlling the first enabling pin and the second enabling pin corresponding to the target volume control parameter to be connected.
5. The volume control device of claim 1, wherein the application scenario is derived from a program type of the audio file, a program time period of the audio file, and a program content of the audio file.
6. The volume control device of claim 1, wherein the target volume control parameter and the default volume control parameter each comprise a DAC value or an amplification resistance ratio.
7. The volume control device of claim 4, wherein the operational amplifier circuit comprises a first stage operational amplifier sub-circuit and a second stage operational amplifier sub-circuit;
the first-stage operational amplifier sub-circuit and the second-stage operational amplifier sub-circuit are conducted with a third enabling pin through the second enabling pin, wherein the third enabling pin is the enabling pin of the second-stage operational amplifier sub-circuit.
8. The volume control device of claim 1, further comprising a decoder;
and the decoder is positioned in the MCU and used for decoding the audio file.
9. The volume control device of claim 1, further comprising a digital-to-analog converter;
the digital-to-analog converter is used for converting digital audio into analog audio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210168337.8A CN114579077B (en) | 2022-02-23 | 2022-02-23 | Volume control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210168337.8A CN114579077B (en) | 2022-02-23 | 2022-02-23 | Volume control equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114579077A true CN114579077A (en) | 2022-06-03 |
| CN114579077B CN114579077B (en) | 2024-04-16 |
Family
ID=81775137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210168337.8A Active CN114579077B (en) | 2022-02-23 | 2022-02-23 | Volume control equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114579077B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201156737Y (en) * | 2008-01-16 | 2008-11-26 | 神州亿品科技有限公司 | Audio and video switching control system |
| US20130070930A1 (en) * | 2011-09-19 | 2013-03-21 | Apple Inc. | Auto-configuring audio output for audio performance and fault detection |
| CN104243671A (en) * | 2013-06-17 | 2014-12-24 | 腾讯科技（深圳）有限公司 | Volume adjustment method and device and electronic device |
| CN104427075A (en) * | 2013-08-26 | 2015-03-18 | 深圳富泰宏精密工业有限公司 | Volume adjusting system and method |
| CN204482021U (en) * | 2015-01-30 | 2015-07-15 | 厦门市海菱电子有限公司 | A kind of control circuit of audio switch |
| US20160268990A1 (en) * | 2013-11-19 | 2016-09-15 | Tencent Technology (Shenzhen) Company Limited | Method And Apparatus For Processing A Recording |
| CN106406803A (en) * | 2016-08-31 | 2017-02-15 | 青岛海信移动通信技术股份有限公司 | Volume control method and device of terminal application |
| CN107994879A (en) * | 2017-12-04 | 2018-05-04 | 北京小米移动软件有限公司 | Volume control method and device |
| US20180329585A1 (en) * | 2017-05-12 | 2018-11-15 | Apple Inc. | User interfaces for playing and managing audio items |
| CN109120991A (en) * | 2017-06-26 | 2019-01-01 | 中国电信股份有限公司 | Method, apparatus and set-top box for dynamic regulation video volume |
| CN109559763A (en) * | 2017-09-26 | 2019-04-02 | 华为技术有限公司 | A kind of method and device of real time digital audio signal audio mixing |
| CN209488670U (en) * | 2019-02-01 | 2019-10-11 | 北京北斗星通导航技术股份有限公司 | A kind of audio-video control system |
| US20200341720A1 (en) * | 2019-04-25 | 2020-10-29 | Samsung Electronics Co., Ltd. | Electronic device and method of controlling thereof |
| CN112965683A (en) * | 2019-11-27 | 2021-06-15 | 宇龙计算机通信科技(深圳)有限公司 | Volume adjusting method and device, electronic equipment and medium |
-
2022
- 2022-02-23 CN CN202210168337.8A patent/CN114579077B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201156737Y (en) * | 2008-01-16 | 2008-11-26 | 神州亿品科技有限公司 | Audio and video switching control system |
| US20130070930A1 (en) * | 2011-09-19 | 2013-03-21 | Apple Inc. | Auto-configuring audio output for audio performance and fault detection |
| CN104243671A (en) * | 2013-06-17 | 2014-12-24 | 腾讯科技（深圳）有限公司 | Volume adjustment method and device and electronic device |
| CN104427075A (en) * | 2013-08-26 | 2015-03-18 | 深圳富泰宏精密工业有限公司 | Volume adjusting system and method |
| US20160268990A1 (en) * | 2013-11-19 | 2016-09-15 | Tencent Technology (Shenzhen) Company Limited | Method And Apparatus For Processing A Recording |
| CN204482021U (en) * | 2015-01-30 | 2015-07-15 | 厦门市海菱电子有限公司 | A kind of control circuit of audio switch |
| CN106406803A (en) * | 2016-08-31 | 2017-02-15 | 青岛海信移动通信技术股份有限公司 | Volume control method and device of terminal application |
| US20180329585A1 (en) * | 2017-05-12 | 2018-11-15 | Apple Inc. | User interfaces for playing and managing audio items |
| CN109120991A (en) * | 2017-06-26 | 2019-01-01 | 中国电信股份有限公司 | Method, apparatus and set-top box for dynamic regulation video volume |
| CN109559763A (en) * | 2017-09-26 | 2019-04-02 | 华为技术有限公司 | A kind of method and device of real time digital audio signal audio mixing |
| CN107994879A (en) * | 2017-12-04 | 2018-05-04 | 北京小米移动软件有限公司 | Volume control method and device |
| CN209488670U (en) * | 2019-02-01 | 2019-10-11 | 北京北斗星通导航技术股份有限公司 | A kind of audio-video control system |
| US20200341720A1 (en) * | 2019-04-25 | 2020-10-29 | Samsung Electronics Co., Ltd. | Electronic device and method of controlling thereof |
| CN112965683A (en) * | 2019-11-27 | 2021-06-15 | 宇龙计算机通信科技(深圳)有限公司 | Volume adjusting method and device, electronic equipment and medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114579077B (en) | 2024-04-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103081355B (en) | The dynamic conditioning of master volume control part and separately volume control section | |
| US9570073B2 (en) | Remote control audio link | |
| US9513615B2 (en) | Techniques for configuring a multimedia system | |
| US8490140B2 (en) | Electronic device and method, recording medium, and program | |
| US7969279B2 (en) | Remote control system and presetting method for remote commander | |
| JP2002532920A (en) | Electronic device remote control method | |
| US20110211712A1 (en) | Volume control system, controller, and amplifying apparatus | |
| US11785092B2 (en) | Multimedia resource playing method, apparatus, terminal, and system | |
| KR20060112531A (en) | Display apparatus and method for offering functions of integrated remote control | |
| CN107633849B (en) | Bluetooth device volume adjusting method, device and computer readable storage medium | |
| US20140140674A1 (en) | Wireless transmission of media to an audio/visual output device | |
| WO2002088993A1 (en) | Distributed audio system: capturing , conditioning and delivering | |
| US20080111727A1 (en) | Apparatus and method for key mapping in bluetooth device | |
| US8769007B2 (en) | Control device and method, program, and recording medium | |
| US8526637B2 (en) | Volume control apparatus and program of volume control apparatus | |
| CN106603870B (en) | Control method and device of playing equipment, playing equipment and mobile terminal | |
| CN114579077B (en) | Volume control equipment | |
| US10652658B2 (en) | System, control method, and control terminal | |
| CN110383797A (en) | Terminal installation and communication means | |
| JP6409512B2 (en) | Audio equipment and audio system | |
| EP4024902A1 (en) | Display device and surround sound system | |
| JP7108879B2 (en) | Control method and control system | |
| US12053692B2 (en) | Display apparatus and operating method thereof | |
| KR101880564B1 (en) | Audio signal transmission apparatus and method | |
| JP4926085B2 (en) | Mobile device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |