Matches 151 - 200 out of 309 < 1 2 3 4 5 6 7 >
Match Document Document Title
6813361 Non-contact audio fader control system and method  
A non-contact fader control uses a movable permanent magnet and one or two Hall-effect sensors to provide a constant, direct current voltage output. Signal conditioning and digital control...
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...
6795560 Digital mixer and digital mixing method  
To mix signals of a plurality of input channels, first buses and second buses are provided. It is possible that, even when a user has selected a desired first surround mode and a desired effect to...
6757302 Channel status management for multichannel audio distribution  
First and second successions of data words, each data word including multiple payload data bits, a data block bit (C) and a block character (SOB) having a first state to indicate start of a...
6750759 Annunciatory signal generating method and device for generating the annunciatory signal  
When a dividing ratio data is written in a counter/timer register 530, a counter/timer circuit 534 divides a frequency of an oscillation signal of the oscillator 532 as much as the dividing...
6728167 Background music controller  
A device that controls background music interspersed with commercial messages by using an unmodified Compact Disc (CD) player loaded with custom discs. The custom discs provide the music and...
6728382 Functional panel for audio mixer  
A control device for an audio processor has a plurality of sets of function select controls and a function control section on its control device. Each set of the plurality of sets of function...
6728584 Synchronization and mixing of multiple streams at different sampling rates  
The invention synchronizes and mixes multiple streams at different sampling rates by selectively accessing portions of the received streams in a sequence that allows for independent input and...
6690804 Lighted microphone cable indicator  
A lighting apparatus for use with a microphone and a sound mixing system wherein each microphone has an associated channel located in the sound mixing system. Each microphone has a lighting means...
6687193 Audio reproduction apparatus having audio modulation function, method used by the apparatus, remixing apparatus using the audio reproduction apparatus, and method used by the remixing apparatus  
An audio reproduction apparatus capable of modulating an audio signal with at least one of reproduction factors, including the speed and direction of reproduction, and the sound pressure of the...
6681018 Audio signal processor and audio device  
An audio signal processing apparatus includes an input unit to which at least an audio signal of a left channel, an audio signal of a right channel, and an audio signal of a center channel are...
6647359 System and method for synthesizing music by scanning real or simulated vibrating object  
In a music synthesis system, a scanning apparatus repeatedly scans a physical attribute of a vibrating object at a sequence of points of the vibrating object so as to repeatedly generate...
6642876 Method and system of operating a codec in an operational mode  
A system and method of operating a codec in an operational mode are disclosed. The codec is operated in a digital centric mode. The digital centric mode involves the following: An analog mixer of...
6594601 System and method of aligning signals  
The invention provides for a method and system for mixing two signals, a primary signal and another sample signal, in a manner that avoids the cancellation of certain frequency components in the...
6567711 Observer-corrector control system for systems with unmodeled dynamics  
A system for extracting a signal component from an output signal of a dynamic system. The system comprises a state observer and a corrector filter. The state observer is adapted to track a signal...
6545953 Audio signal manipulator system  
An audio signal manipulator system for manually manipulating digital audio signals to simulate the audio sounds emitted when a user mixes vinyl records. The audio signal manipulator system includes...
6535462 Digital sound-signal broadcaster  
A digital sound-signal broadcaster includes a control faceplate to control the rotating speed and direction of a turntable so as to operate the music data of a CD stored in a dynamic memory chip to...
6501717 Apparatus and method for processing digital audio signals of plural channels to derive combined signals with overflow prevented  
Level detectors detect levels of digital audio signals of individual channels. A controller predicts whether or not an overflow will take place corresponding to detected signals. When the...
6496743 Method and apparatus for providing audio sample rate conversion within a data-processing system  
A method for providing audio sample rate conversion within a data-processing system is disclosed. An audio data stream having an input sample rate is first received. A sampling frequency ratio of...
6466833 Method and apparatus for efficient memory use in digital audio applications  
An audio interface is coupled to received a music signal and a microphone signal. The music signal and a volume control signal are combined in a multiplier to produce a volume adjusted music...
6466672 Audio signal control system and method therefor  
An audio signal control system has a fader control, a memory store, a CPU controlling operation of the memory store and outputting signals to a digital signal processor and thence, via a DAC to a...
6462690 Circuit systems and methods for multirate digital-to-analog amplifier systems  
A multirate digital-to-analog amplifier system is disclosed. An interpolator is configured to interpolate digital values between samples of a digital signal from a digital signal source, in which...
6459797 Audio mixer  
An audio mixer system is described for producing coded output in which at least a left audio signal, a right audio signal and a surround audio signal are encoded in two output channels so that the...
6449371 PC surround sound mixer  
A PC audio mixer configured to mix a PC audio signal having one or more PC audio signal channels with an audio surround sound signal having three or more audio surround sound channels, and generate...
6442279 Acoustic conditioner  
An acoustic conditioning apparatus. The mechanism includes an attenuator to limit excessive noise levels. The attenuator includes a circuit for compressing an output sound pressure level below a...
6442281 Loudness volume control system  
Difference compensation circuits are connected to a volume controller having a tap in series. Each of the difference compensation circuit comprises a voltage control amplifier and an external CR...
6438241 Multiple driver rotary control for audio processors or other uses  
A rotary control for control surface on a processor, like on a large scale audio mixer or other system, includes an illuminated display for angular position, such as lights arranged in an arcuate...
6438434 Mixing, coding and decoding devices and methods  
A plurality of analog signals are subjected to a delta sigma modulation for conversion into respective bitstream data (PDM). The respective bitstream data are weighted for conversion into...
6404893 Method for producing soundtracks and background music tracks, for recreational purposes in places such as discotheques and the like  
A method for producing soundtracks and background music tracks, for recreational purposes, in places such as discotheques and the like, comprising the steps of: combining together a plurality of...
6374148 Portable-PC audio system with digital-audio links to external audio in a docking station  
A multimedia notebook or laptop personal computer (PC) has an enhanced audio system. An external audio controller in a docking station is connected to the laptop PC's audio system using a...
6373954 Single-chip audio circuitry, method, and systems using the same  
A single chip audio system 100 includes a bus interface 101 , digital to analog converters 110 , an analog mixer 115 , and analog spatial enhancement circuitry 7500 . Digital to analog...
6330338 Process and device for mixing digital audio signals  
The invention relates to a process and a device for mixing digital audio signals from a first number of inputs (1 to m) into a second number of outputs (21 to n). In order to create a process and a...
6317503 Multi-mode LED indicator for recording services  
A method and apparatus for indicating the status of a track in a multi-track recorder is described. An indicator light capable of outputting different colored lights is used to indicate the status...
6314330 Single-chip audio system power reduction circuitry and methods  
An audio system 100 includes digital-to-analog converters 110 having left and right paths for converting received left and right streams of digital audio data and a plurality of analog data ports...
6301366 Single-chip audio system mixing circuitry and methods  
An audio system 100 disposed on a single chip includes an output mixer 115 having inputs for receiving first digital audio data of a first bit width from a first digital-to-analog converter 110,...
6259793 Sound reproduction method, sound reproduction apparatus, sound data creation method, and sound data creation apparatus  
An apparatus for continuously reproducing plural sound data has a start end/terminal end determination unit for determining the start end/terminal end of the continued respective sound data, a...
6259957 Circuits and methods for implementing audio Codecs and systems using the same  
Audio data processing circuitry 300 includes a plurality of analog inputs 101 for receiving analog audio data and a digital input 105 for receiving digital audio data. A analog mixer 312 mixes...
6240327 Audio-mixing apparatus and audio-mixing processing method  
An audio-mixing apparatus and processing method reduces the time for audio-mixing and the PCM conversion processes and reduces memory capacity. The audio-mixing apparatus has a memory for storing a...
6195439 Voice signal processor  
A signal output is taken out from the input stage or respective output stages of the signal characteristic processing means through a signal line selected by selecting means. In accordance with the...
6181798 Audio signal fader control system and method therefor  
An audio signal fader control system has a control console including a motorized fader control. Signals from the console are transmitted over a transmission path to a host computer system. The...
6153994 Control console  
A control console comprising at least one member (1) for adjusting the level of radio-electric signals capable of taking up any position between two extreme positions, elements for detecting the...
6141597 Audio processor  
A method and apparatus for distributing audio signals from one of a plurality of audio sources to an output connect compressed audio signals from each one of the plurality of audio sources to an...
6119091 DVD audio decoder having a direct access PCM FIFO  
An audio decoder is described which supports simple sound-effect generation. The audio decoder includes a direct access pulse code modulation (PCM) first-in-first-out buffer (FIFO) to support...
6094491 Capacitive touch detection  
A capacitive touch detection system, which can be used to inhibit motorized faders in an audio mixing system, includes touch detection circuits each having a respective conductive area for touch...
6075662 Multichannel Audio recording method and apparatus  
Audio recording apparatus comprises a multichannel audio recorder in which recording channels are selectable between a recording mode and a non-recording mode; and a gain controller for altering...
6041080 Signal processing system and method for digitally mixing a plurality of analog input signals  
A signal processing system receives and mixes a plurality of analog input signals having a maximum frequency. Each analog input signal is connected to an input of a modulator producing a high...
6007228 Master digital mixer with digital-audio links to external audio in a docking station and to internal audio inside a portable PC  
A multimedia notebook or laptop personal computer (PC) has an enhanced audio system. An external audio controller in a docking station is connected to the laptop PC's audio system using a...
6005948 Audio channel mixing  
A multi-channel input signal is downmixed to a multi-channel output signal by one of four downmixing routines. The downmixing routines compute the output channels by multiplying each of a number of...
5982902 System for generating atmospheric quasi-sound for audio performance  
An atmospheric quasi-sound generating system for music performance includes a reproducing device for reproducing the sound of a piece of music from a recording medium to obtain a musical sound...
5978492 Sound source data generation method, recording medium, and sound source data processing device  
Sound source data is constituted by a 14-byte sound data area SA consisting of 28 samples of 4-bit adaptive differential PCM data and a sound parameter area PA consisting of loop information LP,...
Matches 151 - 200 out of 309 < 1 2 3 4 5 6 7 >