CN117354677A - Automatic correction system for sound effect of terminal equipment - Google Patents
Automatic correction system for sound effect of terminal equipment Download PDFInfo
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- CN117354677A CN117354677A CN202311448026.8A CN202311448026A CN117354677A CN 117354677 A CN117354677 A CN 117354677A CN 202311448026 A CN202311448026 A CN 202311448026A CN 117354677 A CN117354677 A CN 117354677A
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- tuning
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- 230000000694 effects Effects 0.000 title claims abstract description 41
- 238000012937 correction Methods 0.000 title claims abstract description 22
- 238000012360 testing method Methods 0.000 claims abstract description 18
- 238000012545 processing Methods 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 230000006854 communication Effects 0.000 claims abstract description 13
- 238000004891 communication Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000004044 response Effects 0.000 claims description 8
- 230000006870 function Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 244000141359 Malus pumila Species 0.000 description 1
- 235000021016 apples Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007175 bidirectional communication Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/05—Detection of connection of loudspeakers or headphones to amplifiers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/03—Synergistic effects of band splitting and sub-band processing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses an automatic correction system for sound effect of terminal equipment, which comprises: the system comprises a detection audio frequency and adjustment module arranged on a terminal device and a processing module arranged on an operation device; the terminal equipment is in communication connection with the operation equipment; the audio detection method comprises the steps that the audio detection comprises a test audio file and a target audio file, wherein the test audio file is used for being played at terminal equipment, and the target audio file is used as a comparison reference audio in the sound effect adjustment process; the adjusting module is used for adjusting the sound effect parameters of the terminal equipment according to the instruction sent by the operating equipment; the operation device is provided with a microphone function and is used for collecting the playing effect of the audio file tested by the terminal device; the processing module compares the playing effect acquired by the operation equipment with the target audio file and sends a tuning instruction to the terminal equipment according to the comparison result; the invention has simple and convenient operation, and the operation user does not need to have professional knowledge.
Description
Technical Field
The present invention relates to an automatic correction system, and more particularly, to an automatic correction system for sound effects of a terminal device.
Background
At present, intelligent video display type electronic products are increasingly popular. With the great improvement of the performance and the memory capacity of an SOC (System on chip) chip built in the equipment, the functions of the equipment for showing users are more and more. Consumers not only meet the increasingly updated functions of the terminal equipment, but also put forward higher requirements on the quality performance of the terminal equipment so as to obtain better experience. Whether or not the theatre level is reached or approached, compared to audio effects exhibited by, for example, a television or audio device.
The sound effect played by the terminal equipment is not only related to the design level and the production capacity of the product, but also related to the background and the environment of the actual working site of the equipment, and even can be influenced by the placement position and the angle of the equipment. Although terminal equipment such as televisions or sound equipment is debugged before leaving factories, when users actually use the terminal equipment, the sound effect displayed on site often has a larger gap compared with the design level, and cannot be displayed to the users perfectly. In the prior art, the sound effect of the equipment needs to be corrected according to the actual condition of the site, so that the equipment is a professional work which cannot be completed by most common users.
Disclosure of Invention
The invention aims to: aiming at the problems in the prior art, the invention aims to provide an automatic correction system for the sound effect of the terminal equipment, which is simple and convenient to operate.
The technical scheme is as follows: in order to achieve the aim of the invention, the invention adopts the following technical scheme:
the invention relates to an automatic correction system for sound effect of terminal equipment, which comprises: the system comprises a detection audio frequency and adjustment module arranged on a terminal device and a processing module arranged on an operation device;
the terminal equipment is in communication connection with the operation equipment;
the detection audio comprises a test audio file and a target audio file, wherein the test audio file is used for being played at the terminal equipment, the target audio file is used for being sent to the operation equipment and used as a comparison reference audio in the sound effect adjustment process to judge whether the sound effect of the equipment reaches the optimal effect;
the adjusting module is used for adjusting the sound effect parameters of the terminal equipment according to the instruction sent by the operating equipment;
the operation device is provided with a microphone function and is used for collecting the playing effect of the audio file tested by the terminal device;
and the processing module compares the playing effect acquired by the operation equipment with the target audio file and sends a tuning instruction to the terminal equipment according to the comparison result.
Further, the test audio file and the target audio file each comprise left and right primary channel and a number of secondary channel signals.
Further, the operation device collects the playing effect mode of the audio file tested by the terminal device, namely, the operation device is placed at the position where the front end user of the terminal device listens to the sound.
Further, the processing module receives the targeted audio file from the terminal equipment, compares the collected playing volume of the left main channel and the right main channel of the tested audio file of the terminal equipment with the volume of the corresponding channel of the targeted audio file, and sends a tuning instruction to the terminal equipment, so that the terminal equipment tuning module executes the tuning instruction to complete tuning, and the sound pressure value error of the left main channel and the right main channel of the tested audio file played by the terminal equipment and the targeted audio file is smaller than 1dB.
Further, after the terminal equipment adjusting module finishes adjusting, the processing module sends an instruction to the terminal equipment to enable the terminal equipment to sequentially play left, right, front left, right, middle and low channel audios of the test audio file, and compare the parameters of the channel audios corresponding to the target audio file, wherein the comparison parameters comprise frequency response, equalization, surrounding and heavy bass; and then, sending a tuning instruction to the terminal equipment again, enabling the tuning module of the terminal equipment to execute the tuning instruction, enabling the error of the frequency response curve of the test audio file played by the terminal equipment and the target audio file to be smaller than 1dB, and storing relevant tuning parameters by the tuning module at the moment, and applying the tuning parameters when the audio file is played by the terminal equipment each time.
Preferably, if the error of the frequency response curve of the test audio file played by the terminal device cannot be less than 1dB, the adjustment module returns a failure prompt to the operation module.
Preferably, the communication mode of the terminal device and the operation device is wireless communication.
Further, the audio detection and adjustment module is deployed at the terminal device before the terminal device leaves the factory.
Preferably, the detection audio deploys different detections according to the type of the terminal device.
Preferably, the processing module may be further disposed in a terminal device, and after the terminal device is connected to the operation device, the processing module is transmitted and installed in the operation device.
The beneficial effects are that: compared with the prior art, the invention has the following remarkable advantages: the operation is simple and convenient, the internet support is not needed, and the user does not need to have professional knowledge.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
FIG. 2 is a schematic diagram of an embodiment of the present invention.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, where the embodiment includes a detection audio and adjustment module disposed on a terminal device, and a processing module disposed on an operating device, and because the smart handheld device (such as a smart phone) has the hardware condition of the operating device in the method of the present invention, the smart handheld device can be directly used as the operating device to implement the operation. The application program in the terminal equipment is a tuning module, the audio detection comprises a test audio file and a target audio file, the handheld device end takes an APP application program as a processing module, and the APP needs to support an operating system OS (Operating System) of the mobile phone, such as android, apples and the like.
The implementation of this embodiment requires two technical conditions of application software and communication hardware.
1. The software part mainly comprises:
(1) The test audio file is a sound source signal, comprises signals of a left (L) main channel, a right (R) main channel and a plurality of other auxiliary channels (such as bass, surround and the like), is arranged in a memory ROM of the terminal equipment, and is called out for sounding by the target equipment during correction;
(2) The target audio file is a target signal for sound effect correction, is a reference for judging whether the sound effect of the equipment reaches the optimal state, is built in a memory of the terminal equipment, and is transmitted to the intelligent handheld device during correction to be used as a reference signal for comparison in the sound effect adjustment process. The signal is recorded by product research staff in a professional tuning room according to the characteristics of various terminal equipment. Depending on the number of device speakers (channels), the recorded signal includes sounds of two main channels, left (L) and right (R), and some devices also need to record sounds of multiple sub-channels, such as Front Left (FL), front Right (FR), surround Left (SL), surround Right (SR), middle (C), low (SW), etc. The signals of these channels are recorded separately in segments. Different kinds (models) of devices, the recorded targeted audio signals may be different.
(3) The target equipment end application program is a main program of the method, is built in a target equipment memory ROM, realizes the communication between the target equipment and the handheld device, and completes the operation functions of data transmission, adjustment and the like.
(4) The APP application program at the hand-held device end is a secondary program of the method, is preset in a memory ROM of the terminal equipment, is transmitted to the hand-held device during correction, realizes bidirectional communication with the target equipment after the hand-held device end is installed and operated, and completes the operation functions of data transmission, adjustment and control and the like.
2. The hardware part mainly comprises:
(1) The target device with related software is provided with wireless communication (such as WIFI, bluetooth and the like) functions, an SOC chip, a memory ROM and the like.
(2) The handheld device is provided with a screen display, an image pickup, wireless routing (such as WIFI, bluetooth and the like) communication, a microphone, an SOC chip, a memory RAM and the like.
The schematic diagrams of the above software and hardware technical environments are shown in fig. 1.
The implementation of the system of the embodiment comprises the processes of communication connection, data transmission, monitoring, evaluating, parameter adjustment and the like, and the specific implementation and operation steps are as follows:
1. system presettings
(1) Presetting relevant program software realized by the method in a memory ROM before the target equipment leaves the factory;
(2) Placing a starting tag (such as a two-dimensional code) of an audio correction function on a target device or displaying the starting tag in the form of an OSD (On screen display, on-screen display) or an electronic picture on a screen (if any);
2. system start-up
(1) Opening target equipment, and opening a handheld device WIFI route (hot spot);
(2) The target equipment is connected to the handheld device in a WIFI wireless mode, so that wireless connection of the two devices is realized;
(3) The code scanning software of the handheld device is opened to scan the code of the tag (such as a two-dimensional code) through the camera, and two-way communication of the two devices is activated;
(4) The target equipment sends the APP application program and the targeted audio file at the hand-held device end to the hand-held device, and confirms the downloading and installing of the software at the hand-held device end;
3. system correction
(1) Opening target equipment, opening an APP application program at a handheld device end, confirming correction start on a software interface, sending an instruction to the target equipment, and opening a microphone of the handheld device;
(2) After receiving the correction start instruction, the target equipment starts to play the test audio signal, and at the moment, the handheld device is placed at the position where the front end user of the target equipment listens to the sound;
(3) The target equipment firstly plays test signals for volume adjustment, at the moment, two main channels of left (L) and right (R) sound, the handheld device starts to detect the volume of a microphone, the microphone converts received sound into an electric signal, the electric signal is transmitted to a built-in SOC chip for operation evaluation after being subjected to A/D conversion, and the handheld device continuously sends a command for adjusting the volume to the target equipment until the volume of sound produced by the target equipment reaches a specified requirement range (the error of sound pressure value is less than 1 dB) after comparing corresponding signals in a built-in target file, and at the moment, a volume OK prompt appears on an operation interface of the handheld device;
(4) The target device sequentially plays the audio signals of the channels of left (L), right (R), front Left (FL), right (FR), left-around (SL), right-around (SR), middle (C), low (SW), and the like. The handheld device is used for detecting microphone sound, performing operation and evaluation through the SOC chip, comparing corresponding signals in the built-in target file, and continuously sending commands of corresponding parameters including frequency response, equalization, surrounding, heavy bass and the like to the target prototype. After receiving the instruction, the target prototype continuously makes corresponding adjustment. The process is carried out until the sound effect of the target equipment reaches a specified requirement range (the error of the frequency response curve is smaller than 1 dB), and a correction ending prompt appears on the operation interface of the handheld device. If the sound effect of the target equipment cannot reach the specified requirement range, the program can be readjusted three times continuously, and the user cannot automatically exit after the sound effect is still reached, and meanwhile, the operation interface of the handheld device displays a failure prompt.
(5) And after the automatic correction is qualified, the target equipment automatically stores related parameters. The set of parameters is used each time it is played.
(6) And when the automatic correction is operated again, repeating the process, and automatically storing the updated related parameters by the target equipment.
The flow implemented by this embodiment is shown in fig. 2.
Claims (10)
1. An automatic correction system for sound effects of a terminal device, comprising: the system comprises a detection audio frequency and adjustment module arranged on a terminal device and a processing module arranged on an operation device;
the terminal equipment is in communication connection with the operation equipment;
the detection audio comprises a test audio file and a target audio file, wherein the test audio file is used for being played at the terminal equipment, the target audio file is used for being sent to the operation equipment and used as a comparison reference audio in the sound effect adjustment process to judge whether the sound effect of the equipment reaches the optimal effect;
the adjusting module is used for adjusting the sound effect parameters of the terminal equipment according to the instruction sent by the operating equipment;
the operation device is provided with a microphone function and is used for collecting the playing effect of the audio file tested by the terminal device;
and the processing module compares the playing effect acquired by the operation equipment with the target audio file and sends a tuning instruction to the terminal equipment according to the comparison result.
2. The automatic correction system of sound effects of a terminal device of claim 1, wherein the test audio file and the target audio file each comprise left and right primary channel and a number of secondary channel signals.
3. The system for automatically correcting the sound effect of the terminal equipment according to claim 2, wherein the operation equipment collects the playing effect of the audio file tested by the terminal equipment in such a way that the operation equipment is placed at the position where the front end user of the terminal equipment listens to the sound.
4. The system of claim 3, wherein the processing module receives the targeted audio file from the terminal device, compares the collected playing volumes of the left and right main channels of the targeted audio file with the sound volumes of the corresponding channels of the targeted audio file, and sends a tuning instruction to the terminal device, so that the tuning module of the terminal device executes the tuning instruction to complete tuning, and the error of the sound pressure values of the left and right main channels of the tested audio file played by the terminal device and the targeted audio file is less than 1dB.
5. The system according to claim 4, wherein the processing module sends an instruction to the terminal device after the terminal device tuning module finishes tuning, so that the terminal device sequentially plays the left, right, front left, right, middle and low channel audio of the test audio file, and compares the parameters of the channel audio corresponding to the target audio file, wherein the comparison parameters include frequency response, equalization, surround and heavy bass; and then, sending a tuning instruction to the terminal equipment again, enabling the tuning module of the terminal equipment to execute the tuning instruction, enabling the error of the frequency response curve of the test audio file played by the terminal equipment and the target audio file to be smaller than 1dB, and storing relevant tuning parameters by the tuning module at the moment, and applying the tuning parameters when the audio file is played by the terminal equipment each time.
6. The system of claim 5, wherein the calibration module returns a failure indication to the operation module if the error of the frequency response curve of the test audio file played by the terminal device cannot be less than 1dB.
7. The automatic sound effect correction system of claim 1, wherein the communication mode between the terminal device and the operation device is wireless communication.
8. The system for automatically correcting the sound effects of a terminal device according to claim 1, wherein the audio detection and adjustment module is deployed at the terminal device before the terminal device leaves the factory.
9. The automatic correction system of sound effects of a terminal device according to claim 1, wherein the detected audio deploys different detections according to a type of the terminal device.
10. The system for automatically correcting the sound effect of a terminal device according to claim 1, wherein the processing module is further configured to be deployed in the terminal device, and to be transmitted to and installed in the operation device after the terminal device is connected to the operation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311448026.8A CN117354677A (en) | 2023-11-02 | 2023-11-02 | Automatic correction system for sound effect of terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311448026.8A CN117354677A (en) | 2023-11-02 | 2023-11-02 | Automatic correction system for sound effect of terminal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117354677A true CN117354677A (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311448026.8A Pending CN117354677A (en) | 2023-11-02 | 2023-11-02 | Automatic correction system for sound effect of terminal equipment |
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| Country | Link |
|---|---|
| CN (1) | CN117354677A (en) |
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2023
- 2023-11-02 CN CN202311448026.8A patent/CN117354677A/en active Pending
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