WO2016029448A1 - 提高扬声器性能的方法和终端设备 - Google Patents
提高扬声器性能的方法和终端设备 Download PDFInfo
- Publication number
- WO2016029448A1 WO2016029448A1 PCT/CN2014/085565 CN2014085565W WO2016029448A1 WO 2016029448 A1 WO2016029448 A1 WO 2016029448A1 CN 2014085565 W CN2014085565 W CN 2014085565W WO 2016029448 A1 WO2016029448 A1 WO 2016029448A1
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- WIPO (PCT)
- Prior art keywords
- speaker
- pin
- identifier
- terminal device
- preset
- Prior art date
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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
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
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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
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
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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
- H04R27/00—Public address systems
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/028—Structural combinations of loudspeakers with built-in power amplifiers, e.g. in the same acoustic enclosure
-
- 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
- H04R2420/03—Connection circuits to selectively connect loudspeakers or headphones to amplifiers
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
Definitions
- Embodiments of the present invention relate to electroacoustic technology, and more particularly to a method and terminal device for improving speaker performance. Background technique
- Smart Power Amplifier Smart PA
- Speaker Sound, SPK
- the SPK's characteristic changes are related to the frequency/impedance curve.
- the Smart PA can measure the output voltage and current in real time to calculate the SPK frequency/impedance curve. Based on the pre-established algorithm and preset algorithm parameters, Smart PA can calculate the current amplitude and temperature of the speaker horn.
- the future amplitude of the horn can be predicted, which can effectively adjust the performance of SPK. , such as increasing the volume, improving the sound quality, temperature control, and so on.
- the adjustment control of SPK by Smart PA depends on the preset algorithm parameters. In order to enable Smart PA to accurately control the real-time output of SPK to achieve the best effect, it must be repeatedly debugged by the audio engineer according to the original performance of SPK to determine the Preset algorithm parameters.
- the SPK models supplied by different vendors are different, that is, the physical properties of SPKs supplied by different vendors are different.
- Smart PA uses the unique preset algorithm parameters to adjust the SPK in real time. Since the performance of SmartPA to control SPK is greatly affected by the original performance of SPK, the unique preset algorithm parameters can not match the SPK of each model. PA can not be most suitable for the SPK of each model, so the performance of SPK will be greatly reduced or even unable to meet the actual needs. Summary of the invention
- Embodiments of the present invention provide a method and a terminal device for improving speaker performance, which can be adjusted The performance of the speaker avoids the problem of reduced regulation performance due to different speaker models, which can effectively improve the performance of the speaker.
- a method for improving speaker performance includes:
- an algorithm parameter corresponding to the speaker in a preset algorithm parameter library includes algorithm parameters of at least two types of speakers;
- the algorithm parameters are sent to the smart speaker power amplifier module to cause the smart speaker power amplifier module to drive the speaker according to an algorithm parameter corresponding to the speaker.
- the obtaining the identifier of the speaker includes:
- the identifier module includes:
- the identifier module includes:
- the resistor is connected in series between the first pin and the second pin, and the resistance value of the resistor is used as an identifier of the speaker.
- the metal casing of the sound chamber serves as the One pin or the second pin.
- the embodiment of the present invention provides a terminal device, where the terminal device includes: a first acquiring unit, configured to acquire an identifier of a speaker, where the identifier is used to identify the speaker; and a second acquiring unit, configured to And determining, by the identifier of the speaker, an algorithm parameter corresponding to the speaker in a preset algorithm parameter library, where the preset algorithm parameter library includes algorithm parameters of at least two types of speakers; And a sending unit, configured to send the algorithm parameter corresponding to the speaker to the smart speaker power amplifier module, so that the smart speaker power amplifier module drives the speaker according to an algorithm parameter corresponding to the speaker.
- the first acquiring unit is specifically used to:
- the identifier module includes:
- the identifier module includes:
- the resistor is connected in series between the first pin and the second pin, and the resistance value of the resistor is used as an identifier of the speaker.
- the metal casing of the sound chamber serves as the One pin or the second pin.
- an embodiment of the present invention provides a terminal device, including a smart speaker power amplifier module, an application processor, and a speaker.
- An identifier module is disposed in advance on the speaker, and the identifier module is configured to identify the speaker; the terminal device further includes: a memory, configured to store algorithm parameters of at least two types of speakers;
- the application processor is configured to read the information of the identifier module to obtain an identifier of the speaker, obtain an algorithm parameter corresponding to the speaker in the memory according to the identifier, and send the corresponding algorithm parameter to The smart speaker power amplifier module;
- the smart speaker power amplifier module is configured to drive the speaker according to an algorithm parameter sent by the application processor.
- the identifier module includes: a first pin and a second pin preset on the speaker;
- the identifier module includes: a first pin, a second pin, and a resistor preset on the speaker;
- the resistor is connected in series between the first pin and the second pin, and the resistance value of the resistor is used as an identifier of the speaker.
- the metal casing of the sound chamber serves as the first One pin or the second pin.
- the method and the terminal device for improving the performance of the speaker provided by the embodiment of the present invention first acquire an identifier of the speaker, and the identifier is used to identify the speaker; and then, according to the identifier of the speaker, obtain an algorithm corresponding to the speaker in a preset algorithm parameter library.
- the preset algorithm parameter library includes algorithm parameters of at least two types of speakers; finally, the algorithm parameter corresponding to the speaker is sent to the smart speaker power amplifier module, so that the smart speaker power amplifier module drives the algorithm according to the algorithm parameter corresponding to the speaker speaker.
- FIG. 1 is a schematic flowchart of a method for improving speaker performance according to an embodiment of the present invention
- FIG. 2 is a schematic structural diagram 1 of a terminal device according to an embodiment of the present invention
- FIG. 3 is a schematic structural diagram 2 of a terminal device according to an embodiment of the present disclosure.
- FIG. 4 is a schematic diagram 1 of an internal working process of a terminal device according to an embodiment of the present invention:
- FIG. 5 is a schematic diagram 2 of an internal working process of a terminal device according to an embodiment of the present disclosure
- FIG. 6 is a third schematic diagram of the internal working process of the terminal device according to an embodiment of the present invention. detailed description
- the method for improving the performance of the speaker provided by the embodiment of the present invention, that is, the method for obtaining the parameter corresponding to the speaker, as shown in FIG. 1, the method includes:
- S10 obtains the identification of the speaker, which is used to identify the speaker.
- the smart speaker power amplifier module can be a smart power amplifier chip, ie, Smart PA.
- the processing chip of the terminal device reads the identifier module preset in the speaker to obtain the identifier of the speaker.
- the identification module preset by the supplier on the speaker may include:
- Short-circuiting between the first pin and the second pin ie, short-circuit state
- the first pin and the second pin are disconnected, as the second type of speaker Logo.
- the identification module preset by the supplier on the speaker may include:
- Two additional pins, a first pin and a second pin, and a resistor are added to the speaker; the resistor is connected in series between the first pin and the second pin, and the resistance value of the resistor is used as the identifier of the speaker.
- the metal casing of the sound chamber can be used as the first pin or the second pin. Reduce one pin, which can reduce the The occupation of internal circuit space.
- the processing chip of the terminal device reads the short between the first pin and the second pin, it is determined that the identifier of the speaker is the first identifier, if the terminal device The processing chip reads an open circuit between the first pin and the second pin, and determines that the identifier of the speaker is the second identifier; or
- the processing chip of the terminal device acquires the identification of the speaker according to the resistance value of the resistor connected in series between the first pin and the second pin.
- identification module is merely an exemplary example, and other implementation manners may be adopted to implement the function of the identification module, for example, setting an identification chip on the speaker (similar to an ID card).
- the identification chip and then the terminal device reads the chip information to obtain the identifier of the speaker.
- the specific implementation manners are not enumerated here, and those skilled in the art can select an appropriate implementation according to the needs in practice. the way.
- the audio engineer has previously debugged the algorithm parameters corresponding to the speaker of each model for different types of speaker of each vendor, and classifies the algorithm parameters in the algorithm parameter library. in.
- the processing module of the terminal device determines the model of the speaker according to the identifier of the speaker, and obtains an algorithm parameter corresponding to the speaker of the model in a preset algorithm parameter library.
- the processing chip of the terminal device sends the algorithm parameter of the speaker to the Smart PA, and the Smart PA drives the speaker according to the algorithm parameter and the driving algorithm.
- the audio engineer can provide a balanced set of algorithm parameters, as compared with the prior art. Different types of speakers are separately debugged to obtain the matching algorithm parameters and stored in the algorithm parameter library.
- the processing chip of the terminal device recognizes the identifier of the speaker to determine the model of the speaker, and then selects the matching for the speaker in the stored algorithm parameter library.
- the algorithm parameters, the smart power amplifier can use the algorithm parameters to drive the speaker to maximize the performance of the speaker.
- the technical solution of the embodiment of the invention has good compatibility with different types of speakers, is easy to implement and can Effectively improve speaker performance.
- the terminal device first obtains the identifier of the speaker, and the identifier is used to identify the speaker; and then, according to the identifier of the speaker, the algorithm parameter corresponding to the speaker is obtained in a preset algorithm parameter library.
- the preset algorithm parameter library includes algorithm parameters of at least two types of speakers; finally, the algorithm parameter corresponding to the speaker is sent to the smart speaker power amplifier module, so that the smart speaker power amplifier module drives the speaker according to the algorithm parameter corresponding to the speaker. .
- the most suitable algorithm parameters are debugged in advance for different types of speaker debugging, so that the matching algorithm parameters can be selected for driving the speaker, which can avoid the problem of lowering the regulation performance caused by different speaker models, and can effectively improve the performance of the speaker.
- the terminal device 00 provided by the embodiment of the present invention, as shown in FIG. 2, the terminal device 00 includes: a first acquiring unit 10, configured to acquire an identifier of a speaker, where the identifier is used to identify the speaker.
- the second obtaining unit 20 is configured to obtain, according to the identifier of the speaker, an algorithm parameter corresponding to the speaker in a preset algorithm parameter library, where the preset algorithm parameter library includes algorithm parameters of at least two types of speakers.
- the sending unit 30 is configured to send the algorithm parameter corresponding to the speaker to the smart speaker power amplifier module, so that the smart speaker power amplifier module drives the speaker according to an algorithm parameter corresponding to the speaker.
- the first obtaining unit may be specifically configured to:
- the identification module preset in the speaker is read to obtain the identification of the speaker.
- the identification module includes:
- the identification module includes:
- the resistor is connected in series between the first pin and the second pin, and the resistance value of the resistor is used as the identifier of the speaker.
- the metal casing of the sound chamber serves as a first pin or a second pin.
- the first acquiring unit 10, the second obtaining unit 20, and the sending unit 30 in the terminal device 00 provided by the embodiment of the present invention may be integrated into a separately set processor, or may be integrated in a terminal device. It can be implemented in one processor. In addition, it can also be stored in the memory of the terminal device in the form of program code, and the function of each unit above is called and executed by a certain processor of the terminal device.
- the processor described herein may be a Central Processing Unit (CPU), or an Application Specific Integrated Circuit (ASIC), or one or more integrated systems configured to implement embodiments of the present invention. Circuit.
- the terminal device provided by the embodiment of the present invention first obtains an identifier of a speaker, and the identifier is used to identify the speaker; and then, according to the identifier of the speaker, acquires an algorithm parameter corresponding to the speaker in a preset algorithm parameter library, and the preset algorithm
- the parameter library includes algorithm parameters of at least two types of speakers; finally, the algorithm parameter corresponding to the speaker is sent to the smart speaker power amplifier module, so that the smart speaker power amplifier module drives the speaker according to the algorithm parameter corresponding to the speaker.
- the most suitable algorithm parameters are debugged in advance for different types of speakers, so that the matching algorithm parameters can be selected when driving the speaker, which can avoid the problem of lowering the regulation performance caused by different speaker models, and can effectively improve the performance of the speaker.
- the embodiment of the present invention further provides a terminal device 40.
- the smart speaker power amplifier module 41, the application processor (AP) 42 and the speaker 43 further include a memory 44.
- An identification module is disposed on the speaker 43, and the identification module is used to identify the speaker.
- the smart speaker power amplifier module 41 may be a smart power amplifier chip, that is, a smart PA.
- Memory 44 is used to store algorithm parameters for at least two models of speakers.
- the application processor 42 is configured to read the information of the identification module on the speaker 43 to obtain the identifier of the speaker, obtain the algorithm parameter corresponding to the speaker in the memory 44 according to the identifier, and send the corresponding algorithm parameter to the smart speaker power amplifier module. 41.
- the smart speaker power amplifier module 41 is for driving the speaker 43 based on algorithm parameters transmitted by the application processor 42.
- the identification module on the speaker 43 includes:
- the first pin of the speaker 43 is short-circuited with the second pin, or the first pin and the second pin of the speaker 43 are disconnected as an identifier of the speaker 43.
- the identification module on the speaker 43 includes:
- a resistor is connected in series between the first pin and the second pin, and the resistance value of the resistor is used as the identifier of the speaker 43.
- the metal case of the sound chamber can be used as the first pin or the second pin.
- the memory 44 may be integrated with the application processor 42 or other components in the terminal device, or the memory 44 may be separately set.
- the memory 44 is only for storing algorithm parameters of the driving algorithm.
- the embodiment of the present invention does not limit the setting manner and implementation manner of the memory 44.
- the terminal device provided by the embodiment of the invention can match various types of speakers, and select matching algorithm parameters for the speaker when driving the speaker, thereby avoiding the performance of the speaker due to different speaker models, and effectively improving the performance of the speaker.
- the smart speaker power amplifier module uses the smart power amplifier chip Smart PA as an example:
- the Smart PA in order to enable the terminal device to automatically identify different models of the internal SPK device, the Smart PA is configured with different algorithm parameters, and SPK
- the supplier negotiates and unifies a different type of SPK monomer (such as model A, model B, model C, etc. in Figure 4) with a different identifier (Identity, ID), such as the ID feature in Figure 4.
- ID identifier
- A, ID feature B, ID feature C, and the corresponding number is given in the driving algorithm of Smart PA; when the terminal device works, the ID of the SPK device is read by the ID identification circuit on the hardware, mainly showing different inputs.
- the resistance value is identified by the resistance value as a different number. According to the number of algorithm parameters pre-commissioned by the audio engineer, a set of algorithm parameters corresponding to the SPK is called, so that the Smart PA controls the SPK with high matching degree.
- ID embedding can be implemented in the actual implementation: In addition to the two pins required for SPK itself, two additional ID pins are drawn. For different SPK types, there are preset different circuits between the two ID pins. Connection mode, as the ID of the SPK, the ID feature appears as a different resistance externally, Read after accessing the hardware circuit to determine the SPK model.
- ID implant and ID identification are divided into two categories; each of which includes SPK models classified into two categories and at least two types.
- the sound chamber shell of SPK is a non-metallic shell
- SPK device models There are two SPK device models: ID implant and ID identification are shown in Figure 5. Specific description: When the SPK device model is two, the connection between the two ID pins is shorted and open. They are used to identify the model A and the model B respectively. When the actual circuit is implemented, one of the ID pins is grounded and the other is connected to the 1.8V voltage. At this time, the terminal device passes the General Purpose Input Output (GPIO). The port can read the level between two ID pins. When two ID pins are hanged, they can be read as high level, and when shorted, they are low level. This effectively distinguishes SPK model A and model B. Open.
- GPIO General Purpose Input Output
- ID implant and ID identification are shown schematically in Figure 6. Specific description: When the SPK device model is two, the difference between the SPK device model and the SPK device model is:
- the two ID pins are no longer simply shorted or disconnected, but an ID identification resistor is connected, and the SPK different models are distinguished according to the resistance of the ID identification resistor, which is implemented in the actual circuit.
- the terminal device reads different levels through the analog-to-digital converter (A/D converter, ADC) port, and performs various types of SPK. Classification.
- the SPK device model is two, the shorting and breaking modes between the two ID pins are used to distinguish the two models.
- This implementation has the highest stability and the available GPIO port resources are abundant;
- the serial identification resistors are used to distinguish multiple models between the two ID pins.
- This implementation is easy to implement and has powerful identification functions to minimize the recognition complexity. ADC port control Highly effective.
- the circuit workflow of the terminal device is schematically illustrated in conjunction with FIG. 5 and FIG.
- the level between the two ID pins of the SPK is read by the main chip AP through the GPIO port;
- the software program stored in the AP determines the SPK model according to the read level, and selects a set of algorithm parameters corresponding to the SPK model from the pre-stored multiple sets of standby parameters according to the SPK model;
- AP passes I2C (Inter-Integrated Circuit, a two-wire string developed by Philips) Line bus) control port, send the called algorithm parameters to the Smart PA algorithm program stored in the Coder-Decoder (CODEC), load the parameter startup algorithm; at the same time, the AP monitors the working state of the Smart PA;
- I2C Inter-Integrated Circuit, a two-wire string developed by Philips) Line bus
- the Smart PA driving algorithm is stored in the CODEC, and the algorithm parameters are stored in the main chip AP, which is merely exemplary. In actual implementation, the technician can select an appropriate one according to actual needs.
- the chip stores drive algorithms and algorithm parameters.
- the data port transmits the audio signal processed by the driving algorithm to Smart PA;
- the Smart PA uses the received audio signal to drive the SPK to work.
- SPK's sound chamber shell is a metal shell
- the design of the sound chamber of the SPK tends to be thinner and thinner. Therefore, in the packaging process of the SPK, the steel sheet material is often used as the sound chamber to reduce the thickness of the outer casing. And can effectively increase the volume of the sound cavity to improve performance.
- the metal casing can be grounded by contacting the metal bracket inside the terminal device with a material such as conductive foam.
- the above ID pin can be used as a spring piece, zero insertion force socket (Zero
- the terminal device described in the foregoing technical solutions provided by the embodiments of the present invention includes: a mobile phone, a tablet computer, a personal computer, and various terminals having audio and video playback functions.
- the disclosed apparatus and method may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
- the units described as separate components may or may not be physically separate, and the components displayed as units may or may not be physical units, i.e., may be located in one place, or may be distributed over multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
- each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the above integrated unit can be implemented in the form of hardware or in the form of a hardware plus software functional unit.
- the above-described integrated unit implemented in the form of a software functional unit can be stored in a computer readable storage medium.
- the software functional unit is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor to perform the method of various embodiments of the present invention.
- a computer device which may be a personal computer, a server, or a network device, etc.
- the foregoing storage medium includes: a USB flash drive, a removable hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program code. .
Abstract
Description
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Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
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JP2017511719A JP6438572B2 (ja) | 2014-08-29 | 2014-08-29 | スピーカ性能を改善するための方法及び端末デバイス |
CN201480081372.XA CN106664479A (zh) | 2014-08-29 | 2014-08-29 | 提高扬声器性能的方法和终端设备 |
KR1020177008035A KR101876363B1 (ko) | 2014-08-29 | 2014-08-29 | 스피커 성능을 향상시키기 위한 방법 및 단말 장치 |
EP14900986.2A EP3179738A4 (en) | 2014-08-29 | 2014-08-29 | Method for improving performance of speaker, and terminal device |
US15/507,355 US9961465B2 (en) | 2014-08-29 | 2014-08-29 | Method for improving speaker performance and terminal device |
PCT/CN2014/085565 WO2016029448A1 (zh) | 2014-08-29 | 2014-08-29 | 提高扬声器性能的方法和终端设备 |
Applications Claiming Priority (1)
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PCT/CN2014/085565 WO2016029448A1 (zh) | 2014-08-29 | 2014-08-29 | 提高扬声器性能的方法和终端设备 |
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WO2016029448A1 true WO2016029448A1 (zh) | 2016-03-03 |
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PCT/CN2014/085565 WO2016029448A1 (zh) | 2014-08-29 | 2014-08-29 | 提高扬声器性能的方法和终端设备 |
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Country | Link |
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US (1) | US9961465B2 (zh) |
EP (1) | EP3179738A4 (zh) |
JP (1) | JP6438572B2 (zh) |
KR (1) | KR101876363B1 (zh) |
CN (1) | CN106664479A (zh) |
WO (1) | WO2016029448A1 (zh) |
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CN109473127A (zh) * | 2017-09-07 | 2019-03-15 | 深圳市云动创想科技有限公司 | 一种网络音频播放方法以及智能内容卡 |
CN111736795A (zh) * | 2019-06-24 | 2020-10-02 | 北京京东尚科信息技术有限公司 | 音频处理方法、装置、设备和存储介质 |
CN113326017A (zh) * | 2021-06-01 | 2021-08-31 | 南昌勤胜电子科技有限公司 | 扬声器参数配置方法、装置、电子设备和存储介质 |
CN113596211A (zh) * | 2020-04-30 | 2021-11-02 | 荣耀终端有限公司 | 听筒控制电路和终端 |
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CN109729486B (zh) * | 2017-10-30 | 2020-08-21 | 无锡华润矽科微电子有限公司 | 提高音频功放输出功率的封装结构、封装方法及接线结构 |
KR101950721B1 (ko) * | 2017-12-29 | 2019-02-21 | 한남대학교 산학협력단 | 다중 인공지능 안전스피커 |
TWI752328B (zh) * | 2019-06-28 | 2022-01-11 | 仁寶電腦工業股份有限公司 | 可拆式智慧音箱系統及其控制方法 |
CN113453118B (zh) * | 2020-03-27 | 2023-03-10 | 华为技术有限公司 | 配置扬声器的方法、扬声器、扬声器模组、移动终端 |
US11856373B2 (en) | 2021-01-27 | 2023-12-26 | Hewlett-Packard Development Company, L.P. | Headset model identification with a resistor |
CN112969133A (zh) * | 2021-02-04 | 2021-06-15 | 上海龙旗科技股份有限公司 | 一种扬声器识别电路、装置及设备 |
US20220295171A1 (en) * | 2021-03-09 | 2022-09-15 | Baker Hughes Oilfield Operations Llc | Acoustic transducers, methods of designing acoustic transducers, and methods of forming acoustic transducers |
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CN113596211A (zh) * | 2020-04-30 | 2021-11-02 | 荣耀终端有限公司 | 听筒控制电路和终端 |
WO2021218533A1 (zh) * | 2020-04-30 | 2021-11-04 | 荣耀终端有限公司 | 听筒控制电路和终端 |
CN113596211B (zh) * | 2020-04-30 | 2022-06-21 | 荣耀终端有限公司 | 听筒控制电路和终端 |
CN113326017A (zh) * | 2021-06-01 | 2021-08-31 | 南昌勤胜电子科技有限公司 | 扬声器参数配置方法、装置、电子设备和存储介质 |
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US20170289715A1 (en) | 2017-10-05 |
KR20170045298A (ko) | 2017-04-26 |
KR101876363B1 (ko) | 2018-07-09 |
CN106664479A (zh) | 2017-05-10 |
JP6438572B2 (ja) | 2018-12-12 |
US9961465B2 (en) | 2018-05-01 |
EP3179738A1 (en) | 2017-06-14 |
JP2017529779A (ja) | 2017-10-05 |
EP3179738A4 (en) | 2017-07-19 |
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