Matches 51 - 100 out of 366 < 1 2 3 4 5 6 7 8 >
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7139403 Hearing aid with digital compression recapture  
Systems, devices, and methods are provided to inhibit apparent amplitude modulation in non-linear processing that causes distortion in a processed signal. One aspect of the invention includes a...
7123729 Dual use of an integrated circuit pin and the switching of signals at said pin  
In a signal processing system with an IC having an intrinsic signal provided at a pin of the IC, a first operational function (de-emphasis) for the signal is provided at the pin, and further along...
7113604 Apparatus and method for matching the response of microphones in magnitude and phase  
An apparatus is provided for matching the response of a pair of microphones. The two microphones provide a first and second output, respectively, in response to an audible input. The microphone...
7110559 System and method for controlling audio output  
The invention concerns a method ( 300 ) and system ( 100 ) for controlling audio output. The method includes the steps of inputting ( 312 ) an audio signal and a voltage level signal, measuring (...
7110558 Systems and methods for automatically adjusting the volume of an audio source  
A system adjusts audio levels so as to maintain a constant perceived audio level at a user's location. The system includes a sensor ( 110 ) and an audio device ( 120 ). The sensor ( 110 ) receives...
7110557 Level adjustment circuit  
Volume adjustment is performed in small steps at a DSP ( 12 ) and volume adjustment is performed in wide steps at electronic volume circuits ( 18 L, 18 R). Adjustment only by the DSP ( 12 ) is...
7110550 Sound system  
The present invention was developed in order to realize a multi-channel sound system wherein appropriate output (balance and fader) control can be conducted without adversely affecting the program...
7107209 Speech communication apparatus with gain control for clear communication  
A speech communication apparatus which is used with a microphone being fixed to a predetermined position in the vicinity of the mouth in such a manner as to prevent the transmission of...
7102414 Muting circuit for audio amplifier  
A muting circuit for an audio amplifier comprises differential pairs of MOS transistors in a differential amplifier and two sets of MOS transistor switch to control the differential pairs...
7092528 Apparatus and methods for reducing noise audible from a speaker  
A method and apparatus for reducing speaker noise involves producing a control signal indicating whether or not audio program content is imminent in an audio signal operable to be transmitted to a...
7089042 Headset with variable gain based on position of microphone boom  
The present invention relates to a headset having an adjustable microphone boom wherein gain applied to the microphone signal is varied based on the position of the boom.
7088835 Wavetable audio synthesizer with left offset, right offset and effects volume control  
A digital wavetable audio synthesizer is described. A synthesizer volume generator, which has several modes of controlling the volume, adds envelope, right offset, left offset, and effects volume...
7088834 Audio apparatus, audio volume control method in audio apparatus, and computer apparatus  
An audio apparatus that enables audio output and volume to be controlled according to the usage situation is provided for. In an audio apparatus of the present invention, certain hypothetical...
7085477 Television apparatus  
A ROM 51 stores a plurality of volume set values and a plurality of level change rates corresponding to each other and an IC 5 accepts a volume set value specified by a user when carrying out...
7072477 Method and apparatus for automatically normalizing a perceived volume level in a digitally encoded file  
Automatically normalizing a perceived loudness for a digitally encoded audio track formed of a number of channels during playback on a multimedia asset player is described. A number of auditory...
7058188 Configurable digital loudness compensation system and method  
An audio loudness compensation system includes a level sensor receiving an audio input signal and operable to estimate a level of the audio input signal over a first predetermined time period, and...
7039203 Reduced complexity audio mixing apparatus  
A plurality of audio inputs which require gain applied are coupled together, the gain is applied and that weighted signal is summed with the output of similar circuits running with different gains....
7031905 Audio signal processing apparatus  
An audio signal encoding apparatus includes a device for compressing multiple-channel digital audio signals into compression-resultant multiple-channel signals respectively. The multiple-channel...
7024155 Device and method for facilitating transmission, production, recording, sound reinforcement and real-time monitoring of audio and visual elements of a production  
A device and method for facilitating various functions associated with audio and visual elements of a production manages analog and digital signals as they are sent in a bi-directional...
7024002 Method and apparatus for spatially enhancing the stereo image in sound reproduction and reinforcement systems  
Sound reproduction and reinforcement systems and methods are presented herein for spatially enhancing stereo images typically used such performances as those involving music. The embodiments seek...
7020293 Noise reduction method  
A method of reducing a noise generated from a speaker at the time of power on/off in an audio output device that drives the speaker. The device includes a digital DC attenuator, a D/A converter,...
7010130 Noise level updating system  
A noise level of an input signal is detected, and a detected noise level is held in a noise level holding section. The held noise level is updated when a subsequent noise level largely changes.
6999920 Exponential echo and noise reduction in silence intervals  
Method for the reduction of echo and/or noise signals in TK systems for the transmission of useful acoustic signals, in which, when a silence interval is present, the distorted useful signal is...
6996445 Sound volume adjustment system in personal computer and sound volume adjustment method thereof  
The sound volume adjustment system for a personal computer includes a memory in which sound volume setting information set for each application is registered, and a sound volume adjustment control...
6987858 Signal processing method, program, and signal processing apparatus  
A signal processing method is provided, which makes it possible to quickly find the cause of clipping or the like. A sound signal that is input is subjected to processing of adjusting at least one...
6985594 Voice-to-remaining audio (VRA) interactive hearing aid and auxiliary equipment  
An integrated individual listening device and decoder for receiving an audio signal including a decoder for decoding the audio signal by separating the audio signal into a voice signal and a...
6967452 Operation apparatus with auto correction of position data of electric faders  
An operation apparatus is designed for use with a system to deal with operation information of the system. In the operation apparatus, an operation piece is manually operable to move in a linear or...
6965676 Volume-responsive loudness compensation circuits, systems, and methods  
An audio compensation system ( 20 ) for producing a sound compensated output signal (S o ). The system comprises a volume control circuit ( 24 ) for producing a volume-adjusted signal (S ic ) by...
6961436 Noise-protecting arrangement for ear protector  
A noise-protecting arrangement for ear protector includes an audio-frequency receiving unit, a first audio-frequency amplifying unit, a volume control amplifying unit, a current amplifying unit, a...
6944305 Audio dynamics processing control system  
An improved dynamics processing control system clamps a level detected control signal at a level equal to a predefined threshold point. In one embodiment, a clamped level detected signal feeds a...
6944284 Pulsed volume control of a magnetic ringer  
A digital circuit for driving an audio transducer that provides consistent tonal quality over a range of volume levels, without requiring a variable gain analog amplifier. A fixed amplitude ringer...
6940987 Techniques for improving audio clarity and intelligibility at reduced bit rates over a digital network  
In accordance with an embodiment of the present invention, a dynamics processor includes a non-linear automatic gain control (AGC) responsive to an input audio signal comprised of a plurality of...
6940986 Apparatus and method for remotely and automatically controlling the volume of audio signals produced by a remotely controlled audio device  
An apparatus and method for remotely and automatically adjusting the volume of a remotely controlled audio device. In one embodiment, the apparatus comprises a sensor circuit for continuously...
6934398 Method for switching audio signals and the device of the same  
The method and apparatus are provided for several audio signal processing apparatuses to share at least one audio output device. Several audio signals sent from the audio signal processing...
6931139 Computer audio system  
A computer audio system includes an audio codec and a tone controller. The audio codec is operably coupled to receive audio information, which includes tone control settings, PCM digital audio...
6914990 Volume adjusting apparatus, method and computer program product  
Herein disclosed a volume adjusting apparatus comprising: a plurality of sound inputting terminals for respectively inputting sound elements; a plurality of volume setting means respectively...
6909471 Audio volume control  
Systems and method for controlling audio volume are provided. One method for controlling audio volume includes receiving a user input requesting a first volume-type that is associated with a first...
6898161 Sound control circuit for a digital audiovisual reproduction system  
Sound control circuit comprising a game port, installed on a digital audiovisual reproduction system managed by an operating system, characterized in that the game port in the sound control circuit...
6895290 Limiting the damaging effects of loud music from audio systems, particularly from automobile audio systems  
Minimizing the damaging effects of loud music but with minimal reduction in aesthetic quality of the music. When music presented through an audio is sampled in order to determine average frequency,...
6891955 Audio volume control for computer systems  
A computer system includes an audio chip to generate audio signals at a target volume level to be emitted as audio output by speakers. Also included in the computer system may be a volume control...
6882976 Efficient finite length POW10 calculation for MPEG audio encoding  
An efficient finite length POW10 calculation for MPEG audio encoding. A method for encoding an audio input signal includes storing a plurality of predetermined tonal values corresponding to a...
6873837 Emergency reporting system and terminal apparatus therein  
An emergency reporting apparatus for a vehicle includes a microphone, a loudspeaker, and a handsfree system circuit. Handsfree two-way speech communication with an emergency report receiving center...
6862429 Audio production, satellite uplink and radio broadcast studio  
An audio production, satellite uplink and radio broadcast studio system includes an audio console having a supporting meter bridge and editing unit operative under the control of a central or main...
6859541 Volume control pedal  
A volume control pedal has an opposed emitter and receiver which are set up to establish an emission path therebetween. A shade is provided to intersect the emission path. Pedal operation induces...
6831657 Display control apparatus for displaying gain setting value in predetermined color hue  
Musical sound signal is input to an electronic volume control unit, which in turn adjusts the gain of the input musical signal and outputs the resultant gain-adjusted signal to an amplifier. CPU...
6826283 Method and system for allowing multiple nodes in a small environment to play audio signals independent of other nodes  
A method and system capable of playing different audio signals in different nodes of a small environment. The system is comprised of a number of nodes, which may be rooms of a house or hotel, or...
6819768 Volume control device using a digitally adjustable resistor  
A volume control device including a digitally adjustable resistor. The digitally adjustable resistor causes a volume transition to be made in a series of incremental steps of small magnitude...
6807280 Audio signal processing circuit for reducing noise in an audio signal  
An audio signal processing circuit reduces noise in an incoming audio signal and is particularly useful in telephone communication systems utilizing one or more hands-free microphones. A preferred...
6801630 Device for and method of mixing audio signals  
Audio signals of a plurality of input channels are received via corresponding input terminals. First adjusting section adjusts respective volume levels of the audio signals received via the input...
6795740 Rectifying overflow and underflow in equalized audio waveforms  
The invention is a method, apparatus and computer readable program for eliminating overflow and underflow by re-adjusting or rectifying the audio levels of an audio signal in those portions where...
Matches 51 - 100 out of 366 < 1 2 3 4 5 6 7 8 >