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31results about How to "Improve audio output" patented technology

Audio frequency control method of audio frequency output device and audio frequency output device

The embodiment of the invention discloses an audio frequency control method of an audio frequency output device. In the method, whether an earphone is externally connected can be detected in real time; if the detection result is yes, the output mode of an audio frequency signal can be switched to the earphone from a built-in loudspeaker, and a preset sound effect parameter corresponding to the earphone can be called; and a sound effect control module can control the audio frequency according to the sound effect parameter corresponding to the earphone. The embodiment of the invention also discloses an audio frequency output device. By adopting the method and device provided by the invention, the problem that the audio frequency output of the earphone and the built-in loudspeaker cannot be simultaneously used can be effectively solved, mutual influence of the earphone and the built-in loudspeaker on the adjustment and setting of the audio frequency output can be avoided, the audio frequency output performance of the audio frequency output device and the use experience of a user can be improved, two independent output channels respectively for the earphone and the built-in loudspeaker are not necessary, the problems of cost increase and system design complexity increase caused by the two independent audio frequency output channels can be solved, and the cost and the system design complexity can be reduced.
Owner:KONKA GROUP

Information processing method and electronic equipment

ActiveCN103700386AGuaranteed normal outputEliminate the disadvantages of transient distortionDigital recording/reproducingInformation processingElectric equipment
The invention provides an information processing method which is used for solving the technical problem that the effect of outputting audio by electronic equipment is poor in the prior art. The method comprises the following steps of determining at least one characteristic parameter of audio information to be output; determining a vulnerable audio segment in the audio information to be output according to the at least one characteristic parameter; repairing the vulnerable audio segment to obtain a first repaired audio segment corresponding to the vulnerable audio segment; replacing the vulnerable audio segment by the first repaired audio segment to obtain first repaired audio information corresponding to the audio information to be output.
Owner:LENOVO (BEIJING) LTD

Audio processing method and electronic equipment

ActiveCN105679345AImprove audio outputAvoid technical issues that interfere with each otherRecord information storageDigital recording/reproducingChannel dataAudio frequency
The invention discloses an audio processing method and electronic equipment. The audio processing method comprises the steps of: decoding a first audio source file to obtain first channel audio data and second channel audio data; decoding a second audio source file to obtain third channel audio data and fourth channel audio data; acquiring first channel data based on the first channel audio data and the second channel audio data, wherein the first channel data is to be played by a fist channel output unit of audio output equipment; and acquiring second channel data based on the third channel audio data and the fourth channel audio data, wherein the second channel data is to be played by a second channel output unit of the audio output equipment.
Owner:LENOVO (BEIJING) LTD

Acoustic actuators

An acoustic transducer comprises an active element (21) which changes in length along a first axis in response to an audiofrequency input signal, the element being mounted between an inertial mass (20) and a foot (24) which in use engages a surface whereby audiofrequency vibrations produced by the active element are transmitted to the surface, characterised in that the foot is hingedly (25) connected to the inertial mass and the active element is located between the foot and the mass such that the angle between the first axis and the surface is less than 90°, in use.
Owner:FEONIC

High Performance Guitar Bridge Pins

Guitar bridge pins are formed of hard materials shaped to mechanically cooperate with standard guitar bridge configurations. Either molded or machined into a prescribed shape, guitar bridge pins fit into tapered shaped holes of most common guitar bridges. Guitar bridge pins of these systems include a main body portion into which a recess seat is formed. Further a string via is arranged from the recess seat to an exit aperture, the string via provides a path through which a guitar string may pass. These guitar pins provide a high-performance system for mounting and fixing guitar strings at the bridge of a standard guitar. Specifically these bridge pin devices include at least four major integrated elements including a main body, a recess seat, a string via and a stud element. Additionally, these bridge pin systems may also include cooperating spacing and locking washers which may be used in conjunction with threaded fasteners. When fastened to a guitar bridge as prescribed, these bridge pins securely couple guitar strings there to while additionally holding together a bridge assembly including the bridge plate, sound board and bridge.
Owner:GRAY WILLIAM +1

Acoustic actuators

An acoustic transducer comprises an active element which changes in length along a first axis in response to an audiofrequency input signal, the element being mounted between an inertial mass and a foot which in use engages a surface whereby audiofrequency vibrations produced by the active element are transmitted to the surface, characterised in that the foot is hingedly connected to the inertial mass and the active element is located between the foot and the mass such that the angle between the first axis and the surface is less than 90°, in use.
Owner:FEONIC

Method and device for detecting station broadcast system

The invention provides a method and device for detecting a station broadcast system, wherein the method comprises the following steps: receiving an output audio sent by a broadcast module of a station integration management platform; acquiring the noise level of the field noise, and adjusting the volume of the output audio according to the noise level; and outputting the output audio to a primary power amplifier for outputting, detecting the operating state of the primary power amplifier, and determining whether to switch the output audio to a standby power amplifier according to the obtained detection result. By using the method and device provided by the invention, a station broadcast system can be detected effectively, the audio output effect of the station broadcast system can be improved, and the service lives of the power amplifiers can be prolonged effectively, thereby effectively improving the reliability and safety of the station broadcast system.
Owner:MIN OF RAILWAY TRANSPORT BUREAU +1

Layered speaker assembly

Devices and methods described herein relate to novel and improved speaker assembly designs that optimize audio quality. Embodiments herein can also facilitate the tuning of audio range by linearizing frequency and amplitude. Some speaker assembly embodiments herein can improve the audio output by alternating layers of rigid and porous material, which can facilitate aperiodic resonance damping. Embodiments herein can also provide a constant audio output and improve the audio directional pattern. Moreover, speaker assemblies herein can improve the overall audio output at all frequencies by eliminating internal acoustic cavity resonance. Embodiments herein can also customize the audio output through tunable or adjustable components, such as modifying the flow resistance, density, thickness, or shape of cabinet layers. This can also shape the directional frequency response and adjust the damping or resonance frequency. Additionally, this adjustability allows assembly designs to be tailored to all different types of speakers.
Owner:BELLAS KIMON

Method, device and equipment for controlling echo suppressor, and storage medium

The embodiment of the invention provides a method, device and equipment for controlling an echo suppressor, and a storage medium. The method comprises the steps: obtaining a training state or convergence state of an adaptive filter in the echo suppressor, wherein the adapter filter is used for performing the echo elimination training from the training state to the convergence state according to the voice information; switching an audio output suppression law in the echo suppressor according to the training state or the convergence state, wherein the audio output suppression laws correspondingto the training state and the convergence state of the adaptive filter are different. According to the embodiment of the invention, the method can achieve the corresponding adjustment of the audio output suppression laws of the echo suppressor according to the difference of the states of the adaptive filter, and can optimize the audio output effect of the echo suppressor.
Owner:质音通讯科技(深圳)有限公司

Electronic device, audio processing circuit thereof, and output method of audio signal

The present invention provides an electronic device, an audio processing circuit thereof, and an output method of an audio signal. The audio processing circuit comprises a branching unit for receiving an analog audio signal to be processed and outputting the analog audio signal to a first amplifying circuit and / or second amplifying circuit, the first amplifying circuit for carrying out power amplification processing on the received analog audio signal according to a first audio signal output standard and outputting the signal to a gating unit, the second amplifying circuit for carrying out power amplification processing on the received analog audio signal according to a second audio signal output standard and outputting the signal to the gating unit, and the gating unit used for sending the analog audio signal from the first amplifying circuit or the second amplifying circuit to a same output interface for outputting. According to the invention, the outputting of the audio signals with different driving standards by one output interface is realized, the audio output interface function of the electronic device is expanded, and the device space and cost are saved.
Owner:VIVO MOBILE COMM CO LTD

High performance guitar bridge pins

Guitar bridge pins are formed of hard materials shaped to mechanically cooperate with standard guitar bridge configurations. Either molded or machined into a prescribed shape, guitar bridge pins fit into tapered shaped holes of most common guitar bridges. Guitar bridge pins of these systems include a main body portion into which a recess seat is formed. Further a string via is arranged from the recess seat to an exit aperture, the string via provides a path through which a guitar string may pass. These guitar pins provide a high-performance system for mounting and fixing guitar strings at the bridge of a standard guitar. Specifically these bridge pin devices include at least four major integrated elements including a main body, a recess seat, a string via and a stud element. Additionally, these bridge pin systems may also include cooperating spacing and locking washers which may be used in conjunction with threaded fasteners. When fastened to a guitar bridge as prescribed, these bridge pins securely couple guitar strings there to while additionally holding together a bridge assembly including the bridge plate, sound board and bridge.
Owner:GRAY WILLIAM +1

Video/audio combo device

A video / audio combo device includes a picture-taking element for taking pictures and a sound-generating element to output sound. It has a housing shell located in a portable electronic data processing device with the picture taking element and the sound-generating element jointly housed in the housing shell. While the picture-taking element can take pictures, the housing shell has a remained space to serve as a resonant space to enable the sound-generating element to achieve an improved audio output effect.
Owner:GUAN TECH

Electronic equipment

The invention discloses electronic equipment. The electronic equipment comprises a middle frame, a cover plate and a locking device, wherein the locking device comprises a lock rod and a locking assembly; one of the lock rod and the locking assembly is connected with the middle frame, and the other one of the lock rod and the locking assembly is connected with the cover plate; one end of the lockrod can extend into the locking assembly, the locking assembly can be switched between a locking state and an unlocking state, and in the locking state, the lock rod is locked by the locking assemblyso as to limit the movement of the lock rod; and in the unlocking state, the lock rod is unlocked by the locking assembly so as to allow the lock rod to move. According to the scheme provided by the embodiment of the invention, the problem of poor audio output effect of existing electronic equipment can be at least solved.
Owner:VIVO MOBILE COMM CO LTD

Control and protection of loudspeakers

A nonlinear control system and a loudspeaker protection system. In particular, a nonlinear control system including a controller, an audio system, and a model is disclosed. The controller is configured to accept one or more input signals, and one or more estimated states produced by the model to produce one or more control signals. The audio system includes one or more transducers configured to accept the control signals to produce a rendered audio stream therefrom. An active loudspeaker with an integrated amplifier is disclosed. A loudspeaker protection system and a quality control system are disclosed. More particularly, a system for clamping the input to a loudspeaker dependent upon a bank of representative models is disclosed.
Owner:CIRRUS LOGIC INC

Audio output method of electronic equipment, smart television and readable storage medium

The invention discloses an audio output method of electronic equipment. The audio output method comprises the following steps: acquiring hearing impairment information and age information of a user watching the electronic equipment; determining a high-frequency gain adjustment mode according to the hearing impairment information and the age information; and performing audio gain adjustment processing according to the high-frequency gain adjustment mode, and executing audio output operation according to the processed audio gain, so that a hearing impaired person in the watching user hears the high-frequency audio output by the electronic equipment. The invention further discloses a smart television and a readable storage medium. The high-frequency gain adjustment mode is determined through the hearing impairment information and the age information, so that the hearing impaired person in the watching users can hear the high-frequency audio output by the electronic equipment, and the audio output effect of the electronic equipment is improved.
Owner:SHENZHEN SKYWORTH RGB ELECTRONICS CO LTD

An electronic device, its audio processing circuit, and an audio signal output method

The present invention provides an electronic device, an audio processing circuit thereof, and an audio signal output method. The audio processing circuit comprises an operational amplifier unit whose input end receives an analog audio signal to be processed and whose output end is connected to an output interface so as to output a processed analog audio signal, a first peripheral feedback circuit which outputs a standard feedback first control signal according to the first audio signal, a second peripheral feedback circuit which outputs a standard feedback second control signal according to the second audio signal, and a switch circuit which outputs the first control signal or the second control signal to the input end of the operational amplifier unit, wherein one end of the first peripheral feedback circuit is connected to the output end of the operational amplifier unit, the other end is connected to the switch circuit, one end of the second peripheral feedback circuit is connected to the output end of the operational amplifier unit, the other end is connected to the switch circuit. According to the invention, the output of audio signals of different driving standards by one output interface is realized, the audio output interface function of the electronic device is expanded, and the device space and cost are saved.
Owner:VIVO MOBILE COMM CO LTD

Audio signal processing method and device

The embodiment of the invention provides an audio signal processing method and device. The audio signal processing method comprises the following steps: receiving a single-tone test signal; obtaining a fundamental wave signal and a harmonic wave signal included in the single-tone test signal; determining a harmonic compensation coefficient according to the fundamental wave signal and the harmonic signal; and performing harmonic compensation processing on the audio input signal according to the harmonic compensation coefficient to obtain an audio digital signal. Visibly, by implementing the implementation mode, the interference of the harmonic waves on the audio output effect can be reduced, so that the audio output effect is improved.
Owner:KTMICRO ELECTRONICS

Electronic equipment

The invention discloses electronic equipment. The electronic equipment comprises a telescopic device, and the telescopic device comprises a first sliding sleeve and a second sliding sleeve, wherein the first sliding sleeve is slidably inserted into the second sliding sleeve; the first sliding sleeve and the second sliding sleeve are enclosed to form a sound cavity; when the first sliding sleeve slides in the second sliding sleeve, the telescopic device is switched between an extending state and a retracting state; under the condition that the telescopic device is in the stretching-out state, the sound cavity has a first volume; and when the telescopic device is in the retracted state, the sound cavity has a second volume, and the first volume is greater than the second volume. According to the electronic equipment provided by the invention, the audio output effect of the acoustic device in the electronic equipment can be improved.
Owner:VIVO MOBILE COMM CO LTD

Audio output system for a vehicle

An audio output system for a vehicle. The audio output system includes a volume setting device for setting a volume of an audio signal, an audio input for an audio input signal from an audio source, a warning tone device for providing a warning tone signal, an audio-level measuring device for measuring the audio level at the audio input, and a control unit. The audio-level measuring device is configured to limit the maximum audio level of the audio input signal to a predefined first threshold value as a function of the set volume. The control unit is configured to control an audio output signal on the basis of the warning tone signal, the audio input signal and the set volume, and to output an audible or visual notification if the audio input signal present at the audio input has no audio level.
Owner:CONTINENTAL AUTOMOTIVE GMBH

Novel Bluetooth telephone hand shank

The invention relates to the field of telephone hand shank design, in particular to a novel Bluetooth telephone hand shank. The novel Bluetooth telephone hand shank comprises a hand shank housing, a telephone receiver, a telephone transmitter, a Bluetooth communication module and a loudspeaker, wherein the telephone receiver, the telephone transmitter, the Bluetooth communication module and the loudspeaker are arranged in the hand shank housing; loudspeaker holes are formed in the top surface of the hand shank housing; a telephone receiver hole and a telephone transmitter hole are formed in the bottom surface of the hand shank housing; the telephone receiver is mounted on the telephone receiver hole; the telephone transmitter is mounted on the telephone transmitter hole; the loudspeaker is mounted on the loudspeaker holes. According to the application of the technical scheme, the novel Bluetooth telephone hand shank can be connected with a mobile telephone and other Bluetooth communication equipment, so that sound entertainment, such as music, can be played conveniently; meanwhile, the application range is wider, and the stability of voice communication is kept when a holding manner is incorrect.
Owner:惠州市博泰通讯设备有限公司
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