Matches 1 - 50 out of 167 1 2 3 4 >


Match Document Document Title
US20120134515 APPARATUS AND METHOD OF CONTROLLING DRIVING OF POPUP TWEETER SPEAKER  
A method of controlling driving of the pop-up tweeter speaker which includes (a) determining whether or not an opening of the tweeter speaker is normally completed and popping-down the tweeter...
US20140376750 HANDSET MICROPHONE  
A handset microphone includes: a microphone unit, a first switch for turning on or off the output from the microphone unit, and a second switch for enabling or disabling the output from the...
US20130329917 PORTABLE ELECTRONIC DEVICE HAVING UNIVERSAL EARPHONE JACK  
A portable electronic device includes an earphone jack for receiving an earphone plug, a switch unit and a signal processing unit. The switch circuit operates in a first mode, a second mode, and a...
US20120224725 DUAL WIRELESS/OPTICAL AUDIO SWITCH  
A dual wireless/optical audio switch system comprised of a set of optical input ports for home gaming systems, television, video streaming devices, a user selection panel, a signal routing...
US20140193004 EFFECT APPLYING APPARATUS AND EFFECT APPLYING METHOD  
When a knob is at a center position, transmission levels of first volumes on a path from a second effector to a first effector, and second volumes on a path from the first effector to the second...
US20120189140 AUDIO-SHARING NETWORK  
Systems, methods, and devices for sharing ambient audio via an audio-sharing network are provided. By way of example, a system that receives shared audio from such an audio-sharing network may...
US20070081678 Video camera with integrated radio  
A video camera with an integral radio. The video camera records video images on a desired recording medium contemporaneously with an audio track from a selected audio source. Various audio sources...
US20080175405 Sound system with multiple speakers  
A sound system that may be used for a vehicle is provided. The system includes a head unit configured for generating an electrical signal, and a relay is configured to receive an electrical signal...
US20110123050 ADJUSTABLE ACCESSORY FOR A PORTABLE COMMUNICATION DEVICE  
A user wearable accessory provides push-to-tall (PTT), microphone and adjustable electrical cord length features in a single device. First and second adjustable electrical cords couple a portable...
US20100310100 LOUDSPEAKER INPUT SWITCH SYSTEM TO REORIENT SOUND IN TRUCK  
A loudspeaker input switch system for a truck cabin includes set of loudspeakers arranged in a perimeter arrangement, and an amplifier for amplifying signals from both a stereo player with a...
US20150049885 PAIRWISE AUDIO CAPTURE DEVICE SELECTION  
Embodiments disclosed herein provide systems and methods for pairwise audio capture device selection. In a particular embodiment, a method provides capturing audio information via a plurality of...
US20130010986 Audio Jack System  
An audio jack system includes a special audio jack adaptor that is particularly useful for digital players (e.g., cell phone, smartphone, MP3 player, computer, etc.) housed within watertight...
US20110235828 MICROPHONE AND A SWITCH LOCKING DEVICE THEREOF  
A microphone includes a grip and an audio pick-up unit mounted to one end of the grip. The microphone further includes a switch disposed in the grip and having an operable part that is movable...
US20150117677 ADAPTIVE METHOD AND DEVICE OF AUDIO INTERFACE AND ELECTRONIC SIGNATURE TOKEN  
An adaptive method and device of an audio interface and an electronic signature token are provided. The audio interface comprises a first pin and a second pin, and the method comprises: not...
US20060165244 Computer system for switching audio outputs and method thereof  
A computer system for switching audio outputs and a method thereof are provided. The computer system includes a host, a speaker, an earphone, and a switch controller for selectively switching one...
US20150156584 CIRCUIT FOR MICROPHONE PIN ASSIGNMENT DETECTION AND METHOD THEREOF  
A circuit for detecting microphone pin assignment and method thereof is provided. The circuit includes a pin switch unit and a detection unit. The pin switch unit switches the pin assignment of a...
US20130177176 SYSTEM FOR WIRELESS SWITCHING AND CONTROLLING OF AUDIO SIGNALS AS RELATED TO MUSICAL AUDIO APPLICATIONS SUCH AS AUDIO EFFECTS, EFFECTS PEDALS, PEDALBOARDS, MIXERS, AND STUDIO EQUIPMENT  
A system for wireless control of audio signal switching. The system includes a wireless transmitter having a physically actuated switch, and a main unit. The main unit includes a wireless receiver...
US20070105601 Speaker unit for a communication system  
A speaker unit for a communications system includes a housing having a front and a back. The front has a plurality of spaced-apart recesses. A circuit board is fitted to the back of the housing....
US20120093325 SWITCHING CIRCUIT AND ELECTRONIC DEVICE USING THE SAME  
An electronic device includes an audio power amplifier used to output a left and a right channel audio signal, an earphone jack assembly, and a switching circuit automatically switching between a...
US20150249882 DIRECT SELECTION OF AUDIO SOURCE  
When an indication is received from a user input, a name of an audio source from an ordered list of audio sources to which a headset is currently connected is output. Whenever a successive...
US20110293117 BOUNDARY MICROPHONE  
A membrane pressure-sensitive switch includes a circuit board provided with an electrode pattern detecting electrical conductivity, a membrane having a conductive surface, and a spacer interposed...
US20080013759 IMPEDANCE SELECTION CIRCUIT  
An impedance selection circuit for the connection of multiple circuit braches is disclosed. The connection is supplied with the use of three switching jacks and connects directly to the branches...
US20110002483 Condenser Microphone  
There is provided a condenser microphone that has improved portability and that can be realized at low costs. The condenser microphone includes, as all being accommodated within a cylindrical...
US20080226101 Audio control system for a vehicle  
An audio control system may receive a plurality of audio input signals. A switch or multiplexer may switch one of the plurality of audio input signals from respective audio sources to a power...
US20090185696 SOUND SIGNAL TRANSMITTER-RECEIVER  
A sound signal transmitter-receiver includes a differential microphone for receiving sounds respectively at first and second points to convert the receiving sounds into a transmission sound...
US20070133829 Audio input-output module, plug-in device detection module and methods for use therewith  
A plug-in device detection module includes a measurement signal generator for generating a measurement signal. A port coupler couples the measurement signal to a selected plug-in receptor of a...
US20140098297 NO POP SWITCH  
A switch can be configured to receive a first signal at a first input and provide an output signal at an output, depending on a state of the switch. A switch state change can be delayed until an...
US20120140934 AIRCRAFT AUDIO PANEL ROUTING  
An aircraft audio panel includes a plurality of audio inputs each configured for receiving audio communications from an audio source; a plurality of audio outputs each configured for outputting...
US20150016637 METHOD AND APPARATUS TO COUPLE AN AUDIO SOURCE TO A LEGACY AUDIO SYSTEM  
An audio system including a legacy radio system having a radio and a set of speakers, and an audio selection system electrically coupled between the radio and the set of speakers. The audio...
US20120224724 SYSTEMS AND METHODS FOR HIGH PASS FILTERING WITH SMART SATURATION  
An audio processing system that includes an audio filter having one or more elements capable of having state, such as a capacitor, an inductor or a delay. A saturation detector is configured to...
US20150249876 GROUNDING CIRCUIT FOR ALTERNATE AUDIO PLUG DESIGNS  
Circuits, methods, and apparatus for grounding contacts in an audio jack. One example may provide a driver, such as a charge pump, driving a first transistor or switch coupled between a first...
US20110244972 PLAY SYSTEM ACCESSORY WITH SOUND MODULES  
An accessory for a play system includes an elongated surface and a plurality of sound modules coupled with the elongated surface. The elongated surface may be a slide, climbing wall, ladder or any...
US20130279721 BIASING CIRCUIT FOR A MICROELECTROMECHANICAL ACOUSTIC TRANSDUCER AND RELATED BIASING METHOD  
A biasing circuit for an acoustic transducer is provided with: a voltage-booster stage, which supplies, on a biasing terminal, a boosted voltage for biasing a first terminal of the acoustic...
US20060171545 Audio signal switching apparatus  
An audio signal switching apparatus at least comprises an audio jack, a speaker jack, a detection circuit and a control circuit. The audio jack and the speaker jack are separately configured in a...
US20120263318 SMART LINE-IN PROCESSING  
Technology for smart line-in processing in an audio environment is disclosed. Particularly, the embodiments described herein provide automated source switching in an audio environment where a...
US20120189142 APPARATUS AND METHOD FOR SWITCHING MULTI-CHANNEL AUDIO IN A PORTABLE TERMINAL  
A multi-channel audio switching method and device for terminal sets correspondence between output audio types and audio output modules, and sets output levels for the different audio output...
US20090323973 SELECTING AN AUDIO DEVICE FOR USE  
Selecting for use an audio input device such as a microphone based on the quality of sound sampled from multiple available input devices. The sample is analyzed to determine a background sound...
US20140270266 WIRELESS SWITCHING OF EFFECTS PEDALS WITH STATUS UPDATES  
A system for wireless control of audio signal switching. The system includes a remote unit, having a physically actuated switch and a remote unit status indicator, and a main unit. The main unit...
US20080165986 Bend switch for wired headset  
This is directed to a bend switch constructed from two substantially co-linear elongated bodies having opposing contact surfaces. In an open switch position, the contact surfaces remain apart,...
US20070217632 Sound-source signal processing module  
A sound-source signal processing module is provided, wherein a first or a second sound-source signal connection is provided by a receiving port, and the first sound-source signal in a...
US20080181436 Speaker Control Via Audio Connection  
Members of a plurality of loud speakers receive control commands or signals via audio communication lines. The control commands, or, signals are responded to by those speakers which have been...
US20120243712 SWITCH AND SWITCH CIRCUIT USING THE SAME  
A fourth n-channel MOSFET has a source terminal and a back-gate terminal connected to each other. A switch element is connected between the source terminal of the fourth n-channel MOSFET and a...
US20080089530 METHOD AND SYSTEM FOR AUTOMATICALLY MUTING HEADPHONES  
The illustrative embodiments provide a method and system for automatically muting a headphone. The headphone detects a sound external to the headphone. A volume threshold and a frequency threshold...
US20150264466 METHOD FOR NOISE REMOVAL OF EAR PHONE IN PORTABLE TERMINAL AND APPARATUS THEREOF  
Provided is a method of removing an earphone noise of a portable terminal includes: recognizing a connection of an earphone through an interface unit; applying power to a mike bias port in case...
US20090304208 Body motion controlled audio playing device  
A body motion controlled audio playing device is disposed with a sensing switch that can be covered in a non-contact way to selectively enable such functions as startup, shutdown, mute, and volume...
US20050111672 Speaker matcher for use of multiple rooms  
A speaker matcher includes a plurality of selective switches, a first input terminal, a second input terminal, a plurality of power amplifying circuits, a plurality of press switches, a plurality...
US20150131814 METHOD AND SYSTEM FOR CONTACT SENSING USING COHERENCE ANALYSIS  
Herein provided is a method for acoustical switching suitable for use with a microphone enabled electronic device. The method includes capturing a first microphone signal from a first microphone...
US20140193003 PARASITIC ISOLATION COMMUNICATION SWITCH  
This document discusses, among other things, a switch multiplexer having a common connector, the switch multiplexer including a first switch configured to receive a first signal at or above a...
US20130315398 Audio Device and Audio Signal Inputting and Outputting Method thereof  
A multiplexer is utilized by the audio device for inputting audio-in signals and outputting audio-out signals at a same connector and for providing an ignorable delay for avoiding spikes...
US20120170770 CHARGE PUMP CIRCUIT  
A bipolar output charge pump circuit having a network of switching paths 110 for selectively connecting an input node (VV) and a reference node (VG) for connection to an input voltage, a first...

Matches 1 - 50 out of 167 1 2 3 4 >