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VEHICLE

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381 - Electrical audio signal processing systems and devices

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DocumentTitleDate
20110176689Interior Structural Assembly for a Vehicle - Disclosed herein is an interior structural assembly for a vehicle. The assembly includes a defrost panel forming at least a portion of a defrost duct, the defrost panel has first and second panel extensions laterally extending at opposite ends of a defrost base and an instrument panel overlaying the defrost panel, the instrument panel having at least one defrost aperture and first and second ends generally horizontally extending across the interior width of the vehicle, wherein the first and second panel extensions extend to the first and second ends of the instrument panel, respectively.07-21-2011
20090097674VEHICLE ACCESSORY MICROPHONE - A microphone assembly includes one or more transducers (04-16-2009
20090196432Integrated vehicle seat and speaker assembly - An integrated seat speaker includes a cushion, a seat frame defining a first internal air volume, and a speaker enclosure defining a second internal air volume. The second internal air volume is acoustically coupled to the first internal air volume through an air passageway, thus producing a continuous acoustical air volume. An acoustic sealing member is disposed between the enclosure and the frame. The frame includes a closure feature at one end for isolating a portion of the first internal air volume. The cushion includes an outer surface, and the speaker enclosure is enclosed within the seat cushion and at least partially concealed by the outer surface. A method optimizes the acoustical performance of a speaker assembly by acoustically coupling an internal air volume defined by a speaker enclosure to another internal air volume defined by a seat frame to create a continuous acoustical air volume.08-06-2009
20110194707Rear view sound - The present invention provides an Mp3 player and AM and FM radio receiver built into a rear view mirror. Manufactured and sold as an aftermarket accessory, The Rear View Sound is produced with embodiments ideal for use in automobiles, while other embodiments are made available for use on motorcycles and bicycles. Similar in appearance to a standard rear view mirror, The Rear View Sound is sized appropriately for the designated application and boasts a hard plastic outer casing, stem and hub which is installed directly on the vehicle windshield. The mirror itself is fully adjustable and comprised of highly reflective glass material. The most notable aspect of this product however, is found in the previously mentioned Mp3 player and AM and FM radio receiver. For practical purposes, this Mp3 player and AM and FM radio receiver is removable and is secured to a dock incorporated into the design of the mirror casing. Simple operational controls, an LCD display screen and power switch are positioned on the top of the mirror, while a USB port and removable connection cable are located on the base or underside of the unit. The Rear View Sound Mp3 player and AM and FM radio receiver transmits digital audio tirelessly through the vehicle speakers.08-11-2011
20100074453Spare Tire Cover-Mounted Loudspeaker - A spare wheel well cover includes an electro-acoustic transducer coupled to an opening in the spare wheel well cover. The spare wheel well cover and loudspeaker are arranged to cooperate with a spare wheel well to form an acoustic volume when the spare wheel well cover is secured to the spare wheel well03-25-2010
20130039511VEHICLE REMOTE CONTROL INTERFACE FOR CONTROLLING MULTIPLE ELECTRONIC DEVICES - Systems and methods for controlling both an existing entertainment device and an aftermarket entertainment device in a vehicle with a user interface are provided. A method comprises adapting the user interface to selectively send control signals to the aftermarket entertainment device, sending control signals from the user interface to the existing entertainment device in response to user manipulation of the user interface, detecting whether the user has selected the aftermarket entertainment device; and sending control signals from the user interface to the aftermarket entertainment device in response to user selection of the aftermarket entertainment device and user manipulation of the user interface. The user interface may store output signals corresponding to the aftermarket entertainment device. Subsequent activation of the user interface may recall an output signal corresponding to the aftermarket entertainment device. The user interface can be adapted for use with a plurality of different types of aftermarket entertainment devices.02-14-2013
20130188806STRUCTURE FOR INSTALLING LOUDSPEAKER SYSTEM IN VEHICLE - Disclosed is an installation structure for a loudspeaker system in a vehicle, the loudspeaker system being installed in a vehicle front space separated from a vehicle interior by a partition, the vehicle front space being anterior to the vehicle interior, the installation structure including a sound guide port extending through the partition. The sound guide port allows a sound output space of a diaphragm in the loudspeaker system to communicate with front part of the vehicle interior.07-25-2013
20100104111AUDIO DEVICE - An acoustic system (04-29-2010
20090154725ACOUSTIC CORRECTION APPARATUS AND METHOD FOR VEHICLE AUDIO SYSTEM - Disclosed herein is an acoustic correction apparatus and method for vehicle audio systems which is capable of providing optimal sound at a reference level to a listener even though the acoustic spatial response characteristics in the room of a vehicle vary due to a change in the material of seat covers or the like. A first acoustic analysis unit obtains target frequency characteristic data at a specific listening location based on generated acoustic signals played from an audio system. A second acoustic analysis unit obtains measured frequency characteristic data at the listening location based on measured acoustic signals collected by the microphone unit. An acoustic correction unit adjusts the equalizer of the audio system based on the target and measured frequency data.06-18-2009
20090154724ON-VEHICLE ACOUSTICS APPARATUS - There is provided an acoustic apparatus whose front-side exterior appearance construction can be freely changed and which can be easily added with a new function.06-18-2009
20100040242IN-VEHICLE SOUND CONTROL SYSTEM - An in-vehicle sound control system structured so that sound sources, a vehicle speed detection unit for detecting a vehicle running speed, and an acoustic reproduction apparatus are connected to in-vehicle communications network. The in-vehicle sound control system controls, in accordance with a vehicle speed signal transmitted from the vehicle speed detection unit, a reproduction acoustic signal. The acoustic reproduction apparatus switches, in accordance with a plurality of inputted sound sources and media information of a sound source, a control amount to sound control section determined based on a vehicle speed signal. In this manner, such an in-vehicle sound control system is provided that can provide an optimal automatic sound control for human ears even when the medium is exchanged or when a channel for a sound source in the medium is switched to another channel.02-18-2010
20130083941Devices, Systems, and Methods for Games, Sports, Entertainment And Other Activities of Engagement - Devices, systems, and methods according to one such aspect of the invention comprises (i) a sensing device that is attached (or otherwise coupled) to a skateboard and that measures a physical characteristic of it and/or of its environment, (ii) an audio output device, and (iii) a digital data processor that is communicatively coupled to the audio output device and the sensor. The digital data processor drives the audio output device to effect one or more selected sounds (e.g., to prompt the user to perform a selected action). The digital data processor, further, and monitors the sensing device to identify user actions in response to those sounds and drives the audio output device to effect still further sounds based on those actions.04-04-2013
20090110211Supplemental Audio Output Box - An audio system for a motor vehicle is provided, including an audio head unit that generates an audio signal. One or more external speakers are provided that receive the audio signal and produce an acoustic output within the motor vehicle. A supplemental output interface receives the audio signal through a hard-wired connection to the audio head unit. The supplemental output interface comprising at least one output speaker connection, for providing a removable speaker connection.04-30-2009
20110058682INFORMATION REPRODUCING APPARATUS - The information reproducing apparatus reproduces plural information sources by switching them in a predetermined order, based on the selecting instruction of the user. When the selected information source coincides with the reference source during the switching of the information sources to be reproduced in the order in accordance with the user's selection instruction, the switching of the information sources to be reproduced is inhibited for a constant time. Namely, the reference source is continuously reproduced for the constant time and the user's selection instruction is ignored. Thereafter, when the constant time passes, the user's selection instruction becomes valid. Since the switching of the information sources to be reproduced is temporarily stopped at the reference source, the user can select the desired information source based on the reference source.03-10-2011
20090268924AUTOMOBILE PERSONAL RADIO RECORDER - In one embodiment, an audio recorder is disclosed that interfaces with an automobile radio. The audio recorder includes a radio tuner that receives radio frequency signals and converts the signals to audio output and an audio comparator that compares audio output from the radio tuner with audio output of the automobile radio and tunes the radio tuner until the audio output of the audio tuner is synchronized with the audio output of the automobile radio. An audio storage device is activatable to record the audio output of the radio tuner for later playback.10-29-2009
20090238376Location based audio reception zone system for use with vehicular entertainment systems - A location based audio reception zone system for use in vehicle includes a driver's seat and one or more passenger seats. A radio frequency (RF) transmitter is used for transmitting entertainment content to one or more headsets located in a passenger seat. The RF transmitter transmits in a predefined reception zone for disabling audio in a headset located within the zone for preventing a driver from using the headset when in the driver's seat. The invention enhances safe driving practices for preventing entertainment audio from being received by the headsets located in proximity to the driver's seat.09-24-2009
20090010448APPARATUS AND METHOD FOR VEHICLE SYSTEM INTERFACE - A vehicle system interface, comprising: an antenna for receiving satellite or terrestrial broadcast of digital radio signals; a radio receiver circuit for demodulating and decoding the digital radio signals; a FM audio modulator and transmitter circuit, the FM audio modulator and transmitter circuit being configured to condition and re-transmit audio content of the digital radio signals as a first re-transmitted FM signal containing audio data capable of being transmitted wirelessly; a vehicle bus interface circuit configured to receive and transmit a plurality of operational signals; a housing for the FM audio modulator and transmitter circuit, the radio receiver circuit and the vehicle bus interface; a connector configured to interface with a diagnostic link connector of the vehicle, the connector being in operable communication with the vehicle bus interface circuit; and wherein the vehicle system interface receives and transmits the plurality of operational signals through the diagnostic link connector of the vehicle.01-08-2009
20120114136SPEAKER DEVICE - A speaker device has a diaphragm, a static part vibratably supporting the diaphragm in a vibration direction and a driving part applying vibration to the diaphragm in response to an audio signal. The driving part is provided at the static part. The driving part includes a magnetic circuit forming a magnetic gap in a direction different from the vibration direction of the diaphragm, a voice coil vibrating along the magnetic gap, and a vibration direction converter part direction-converting the vibration of the voice coil and transmitting the vibration to the diaphragm. The vibration direction converter part includes a link body angle-converting a link part formed between the voice coil and the diaphragm. The static part includes an outer peripheral frame part surrounding the diaphragm and a bridge part bridging the inside of the outer peripheral frame part.05-10-2012
20120308036SPEED DEPENDENT EQUALIZING CONTROL SYSTEM - A speed dependent equalizing control system for automated design of gain and equalization filter parameters can be used for volume and velocity dependent equalization of audio signals reproduced in a vehicle. The system is configured to develop volume-dependent power spectral density estimations based on a test signal received at a number of different volume levels, and develop non-acoustical parameter-dependent power spectral density estimations based on received noise received at a number of different non-acoustical measurement values representing different states of the vehicle. In one example, the non-acoustical measurement values are different velocities, or speeds, of the vehicle. The system may generate filter parameters of a parameterized equalization filter based on a target equalization curve developed by summation of the volume-dependent power spectral density estimates and the non-acoustical measurement-dependent power spectral density estimates.12-06-2012
20110299700LIGHTWEIGHT AUDIO SYSTEM FOR AUTOMOTIVE APPLICATIONS AND METHOD - A lightweight radio/CD player for vehicular application is virtually “fastenerless” and includes a case and frontal interface formed of polymer based material that is molded to provide details to accept audio devices such as playback mechanisms (if desired) and radio receivers, as well as the circuit boards required for electrical control and display. The case and frontal interface are of composite structure, including an insert molded electrically conductive wire mesh screen that has been pre-formed to contour with the molding operation. The wire mesh provides EMC, RFI, BCI and ESD shielding and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips. The PCB architecture is bifurcated into a first board carrying common circuit components in a surface mount configuration suitable for high volume production, and a second board carrying application specific circuit components in a wave soldered stick mount configuration. The major components and subassemblies are self-fixturing during the final assembly process, eliminating the need for dedicated tools, fixtures and assembly equipment. The major components and subassemblies self-interconnect by integral guide and connection features effecting “slide lock” and “snap lock” self-interconnection. The radio architecture includes improved push buttons employing 4-bar living hinge linkage and front loaded decorative trim buttons.12-08-2011
20110299699LIGHTWEIGHT AUDIO SYSTEM FOR AUTOMOTIVE APPLICATIONS AND METHOD - A lightweight radio/CD player for vehicular application is virtually “fastenerless” and includes a case and frontal interface formed of polymer based material that is molded to provide details to accept audio devices such as playback mechanisms (if desired) and radio receivers, as well as the circuit boards required for electrical control and display. The case and frontal interface are of composite structure, including an insert molded electrically conductive wire mesh screen that has been pre-formed to contour with the molding operation. The wire mesh provides EMC, RFI, BCI and ESD shielding and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips. The PCB architecture is bifurcated into a first board carrying common circuit components in a surface mount configuration suitable for high volume production, and a second board carrying application specific circuit components in a wave soldered stick mount configuration. The major components and subassemblies are self-fixturing during the final assembly process, eliminating the need for dedicated tools, fixtures and assembly equipment. The major components and subassemblies self-interconnect by integral guide and connection features effecting “slide lock” and “snap lock” self-interconnection. The radio architecture includes improved push buttons employing 4-bar living hinge linkage and front loaded decorative trim buttons.12-08-2011
20110299698LIGHTWEIGHT AUDIO SYSTEM FOR AUTOMOTIVE APPLICATIONS AND METHOD - A lightweight radio/CD player for vehicular application is virtually “fastenerless” and includes a case and frontal interface formed of polymer based material that is molded to provide details to accept audio devices such as playback mechanisms (if desired) and radio receivers, as well as the circuit boards required for electrical control and display. The case and frontal interface are of composite structure, including an insert molded electrically conductive wire mesh screen that has been pre-formed to contour with the molding operation. The wire mesh provides EMC, RFI, BCI and ESD shielding and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips. The PCB architecture is bifurcated into a first board carrying common circuit components in a surface mount configuration suitable for high volume production, and a second board carrying application specific circuit components in a wave soldered stick mount configuration. The major components and subassemblies are self-fixturing during the final assembly process, eliminating the need for dedicated tools, fixtures and assembly equipment. The major components and subassemblies self-interconnect by integral guide and connection features effecting “slide lock” and “snap lock” self-interconnection. The radio architecture includes improved push buttons employing 4-bar living hinge linkage and front loaded decorative trim buttons.12-08-2011
20100014687AUTOMATIC INPUT SENSITIVITY SELECTOR FOR AUXILIARY DEVICES - An audiovisual system including a circuit coupled to the first input and having an adjustable sensitivity control and a detector configured to detect the presence of a signal from the second input. The sensitivity control is responsive to the detector to set the sensitivity for a first input sensitivity level when the detector detects the presence of the signal from the second input and to set the sensitivity for a second input sensitivity level when the detector does not detect the signal from the second input.01-21-2010
20090296956Motorcycle speaker assembly - A speaker assembly for a motorcycle which comprises a mounting portion adaptable to a motorcycle saddlebag and a mounting portion positioning a speaker to direct the speaker output towards the rider of the motorcycle.12-03-2009
20100086145THIN LOUDSPEAKER SYSTEM WITH SEPARATE CONTOURED PASSIVE RADIATOR USING TRANSMISSION LINE - A thin loudspeaker system has at least one contoured passive radiator enclosure outside the main unit, connected with at least one loudspeaker enclosure inside the main unit through at least one transmission line. The transmission line cross-sectional shape may be a circular, rounded rectangular, ovular, elliptical or any other suitable shape. With this method the diaphragm size of the contoured passive radiator may be as large as possible, without changing the thickness of main unit. The larger-sized passive radiator diaphragm may increase the air movement and as a result may increase sound pressure level (SPL) at low frequencies. This system may reduce the thickness of audio video equipment significantly and may be useful for producing deeper bass at low frequencies with less distortion, for thin equipment such as LCD TVs, plasma TVs, thin audio hi-fi system, car loudspeaker system, and other similar systems. For a full range loudspeaker system, a mid-high loudspeaker with an appropriate enclosure may be installed, whether in the contoured passive radiator enclosure or in the main unit.04-08-2010
20100329476TUNABLE, SOUND ENHANCING AIR INDUCTION SYSTEM FOR INTERNAL COMBUSTION ENGINE - A tunable, sound enhancing air induction system for an internal combustion engine includes an air supply duct extending between an air cleaner and a throttle body, and an acoustic amplifier mounted to the air supply duct at an anti-node of a desirable engine induction sound. The acoustic amplifier furnishes the desired sound to the passenger compartment of the vehicle, either through a duct, or by a directional horn.12-30-2010
20110200204SPEAKER DEVICE - To provide a thin speaker device capable of emitting a loud reproduced sound with a comparatively simple structure, and to input the audio signal to the voice coil not to have an adverse effect on the vibration of the voice coil is executed. A speaker device includes a vibration direction converter part transmitting the vibration of the voice coil to the diaphragm, and a holding part holding the voice coil at the static part such that the voice coil vibrates linearly, and the audio signal inputted to an audio signal input terminal provided at the static part is inputted to the voice coil via the holding part.08-18-2011
20100080401Vehicle Audio System Surround Modes - A signal processor for use in a vehicle audio system provides multiple operating modes. A first mode provides substantially equal total sound pressure levels at each seating location. A first equalization pattern provides a substantially similar frequency response at each of the seating locations, and a first balance configuration provides substantially similar balance patterns at each of the seating locations. A second mode provides greater sound pressure levels at a first seating location than at other seating locations. A second equalization pattern results in a frequency response at the first seating location that is substantially smoother than the frequency responses at other seating locations, and a second balance configuration results in the balance pattern at the first seating location being substantially more balanced than the balance patterns at other seating locations.04-01-2010
20120106752LIGHTWEIGHT ELECTRONIC DEVICE FOR AUTOMOTIVE APPLICATIONS AND METHOD - A lightweight radio/CD player for vehicular application is virtually “fastenerless” and includes a case and frontal interface formed of polymer based material that is molded to provide details to accept audio devices such as playback mechanisms (if desired) and radio receivers, as well as the circuit boards required for electrical control and display. The case and frontal interface are of composite structure, including an insert molded electrically conductive wire mesh screen that has been pre-formed to contour with the molding operation. The wire mesh provides EMC, RFI, BCI and ESD shielding and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips. The major components and subassemblies self-interconnect by integral guide and connection features effecting “slide lock” and “snap lock” self-interconnection. The major components and subassemblies self-ground by establishing an interference fit with exposed, resilient, embossed portions of wire mesh.05-03-2012
20090169031VEHICLE SPEAKER - A vehicle speaker including a panel, a giant magnetostrictive vibrator, and a vibration transmission pad. The panel is used as a diaphragm for producing high-frequency sound and forms part of a vehicle. The giant magnetostrictive vibrator is used as a vibration exciter for the panel and includes a vibration output shaft that vibrates in accordance with a signal for producing high-frequency sound. The vibration transmission pad is fixed to the panel and connected to the vibration output shaft in a manner enabling vibration transmission. The vibration transmission pad vibrates the panel when the vibration output shaft vibrates.07-02-2009
20100124339VEHICULAR MICROPHONE ASSEMBLY USING FRACTIONAL POWER PHASE NORMALIZATION - A triangular microphone assembly (05-20-2010
20100128889Trim Panel Assembly for Retaining an Acoustical Device - A trim panel assembly for retaining an acoustical device, the trim panel assembly comprising a trim panel, and a voice coil, wherein at least a portion of the voice coil is partially embedded within a surface of the trim panel.05-27-2010
20090296955VEHICLE AUDIO SYSTEM HAVING PORTABLE POWERED SPEAKER FOR CONNECTING A PORTABLE ENTERTAINMENT DEVICE - A vehicle audio system includes an interior trim panel having an opening with a speaker module removably secured therein and having a speaker electrically connected to the vehicle audio system when the speaker module is positioned within the opening. The speaker module includes an interface for receiving an audio signal from a linked portable electronic device for playing the audio signal through the speaker when the speaker module is removed from the interior trim panel opening and electrically disconnected from the vehicle audio system, and for playing the audio signal through the vehicle audio system when the speaker module is positioned within the interior trim panel. The speaker module may include an energy storage device and/or generator, such as a dynamo or solar cell, to power the speaker and play audio from a linked digital media player and/or recharge an electronic device, such as a media player or cell phone.12-03-2009
20090290723Two-way speaker system - A two-way speaker system for a vehicle comprising an exterior two-way speaker, an interior two-way speaker, and a power inverter to power the system from the vehicle battery.11-26-2009
20090080673SYSTEMS AND METHODS FOR AUTOMATICALLY CONTROLLING THE VOLUME OF A MOTOR VEHICLE ENTERTAINMENT SYSTEM - Systems and methods are provided for controlling the volume of a motor vehicle entertainment system. One motor vehicle includes a sound system, a motor having an idle speed, and a processor. The processor is configured to determine the speed of the motor and to adjust the volume of the sound system if the determined speed is less than or equal to the idle speed. An entertainment system coupleable to a combustion motor includes means for producing sound, means for determining the speed of the combustion motor, and means for adjusting the volume of the sound producing means if the determined speed is less than or equal to a threshold speed. One method includes the steps of determining the speed of the combustion motor and adjusting the volume of the entertainment system if the determined speed is less than or equal to a threshold speed.03-26-2009
20080212793Arrangement structure of sound system in motorcycle - To provide an arrangement structure of a sound system in a motorcycle which can ensure the operability of a sound operation unit while ensuring the visibility of a meter. In a motorcycle which arranges a meter indicating information on a vehicle and a sound operation unit for providing a reproduction operation or the like in a sound system in the vicinity of a steering portion, the meter and the sound operation unit are constituted as bodies separate from each other. The meter and the sound operation unit are arranged, as viewed in the axial direction of a head pipe which supports a steering portion, in front of and behind the head pipe.09-04-2008
20120033826SPEAKER SYSTEM AND SOUND REPRODUCTION APPARATUS - The present invention relates to low sound reproduction of a compact speaker, a degree of freedom of design for the low sound reproduction, chattering noise of structures of electronic apparatuses due to powerful low sound reproduction, chattering noise of structures near a car speaker due to powerful low sound reproduction, leakage of sound out of a vehicle, and an exterior design of unattractive passive radiators. Specifically, a bottom-raised box part is installed in an enclosure to adjust a volume of the enclosure. A plurality of pairs of passive radiators having different resonance conditions is installed. An external enclosure is installed in the outside of the speaker system including a driver, passive radiators and an enclosure. Signal processing is performed to {suppress a gain at a resonance point of the lowest frequency band providing the maximal vibration of the driver} and {emphasize a gain at a resonance point of the lowest frequency band providing the minimal vibration of the driver}.02-09-2012
20080273714SYSTEM AND METHOD FOR DIRECTIONALLY RADIATING SOUND - An audio system for a vehicle has at least one source of audio signals. A respective directional loudspeaker array is mounted at each seat position and coupled to the at least one source. The at least one source includes a microphone that detects speech from an occupant of the first seat position. Processing circuitry receives signals from the microphone that correspond to the detect speech and drives each second respective loudspeaker array at the other seat positions to radiate acoustic energy corresponding to the detected speech. The processing circuitry processes magnitude and phase of the signals from the microphone to each second directional loudspeaker array so that each second directional loudspeaker array directionally radiates first acoustic energy to the seat position at which the second directional loudspeaker array is located and so that second acoustic energy radiated from the second directional array to the first seat position is less than the first acoustic energy according to a predetermined criteria.11-06-2008
20080273713SYSTEM AND METHOD FOR DIRECTIONALLY RADIATING SOUND - An audio system for a vehicle having a plurality of seat positions includes, at each seat position, first and second directional loudspeaker arrays. Each array is driven by audio signals to radiate greater acoustic energy corresponding to the audio signals to the expected position of the head of a listener at a first seat position than to an expected position of the head of the listener at a second seat position. The first and second directional loudspeaker arrays comprise different numbers of acoustic drivers.11-06-2008
20080273712DIRECTIONALLY RADIATING SOUND IN A VEHICLE - A vehicle loudspeaker system in a vehicle including directional loudspeakers. One directional loudspeaker radiates sound at a first seating position and another loudspeaker radiates sound at a second seating position. The directional loudspeakers may be used with other vehicle loudspeakers to control spatial perceptions.11-06-2008
20120140945Audio Apparatus - Apparatus for providing different audio signals in a plurality of zones of a single enclosed space, comprising loudspeakers associated with, and positioned in, each zone to radiate an audio output, means capable of supplying a different audio signal to the loudspeakers in each zone, signal processing means comprising means for dividing the audio frequency spectrum of each audio signal into higher and lower parts, means for directing the higher frequencies radiated in their respective zones, and means for varying the phase, and delay of the lower frequencies to tend to cancel sound radiation outside their respective zones.06-07-2012
20130216064MULTI-BEAM SOUND SYSTEM - A multi-beam sound system includes a fixed beamforming section which steers the input signal inputted from the microphone array to an intended direction, a blocking matrix which receives the input signal and acquires a noise reference signal from the input signal, a variable beamforming section which acquires an adaptive noise signal from the noise reference signal outputted from the blocking matrix, and a generalized sidelobe canceller (GSC) which includes canceling means for outputting an object signal from the input signal outputted from the fixed beamforming section by removing the adaptive noise signal from the input signal. The fixed beamforming section steers the input signal in at least two directions.08-22-2013
20090190773AUDIO PLAYBACK SYSTEM - Provided is an audio playback system, which reduces a restriction on a place of installation and which reduces the dispersion of characteristics of sound pressures in a low frequency range due to the seats in a passenger interior of a vehicle so that a comfortable bass sound can be enjoyed at any seat. The audio playback system comprises a first filter (07-30-2009
20100142724Infotainment system with surround sound media navigation - An infotainment system is for a vehicle having a body defining an interior space. The infotainment system includes a playback device receiving and processing a plurality of sets of infotainment data. The infotainment data is organized in a hierarchy. The playback device transmits a plurality of sound signals. Each sound signal corresponds to a respective one of the sets of infotainment data. A plurality of speakers are communicatively coupled to the playback device. Each speaker is disposed at a different respective location within the interior space. Each of the speakers is adapted to receive a respective one of the sound signals and convert the respective sound signal into a corresponding audible sound. A user interface is communicatively coupled to the playback device. The user interface enables a user to navigate between levels of the hierarchy of infotainment data by making selections. Each of the selections corresponds to a respective one of the sets of infotainment data.06-10-2010
20090080672SYNTHETIC ENGINE SOUND FOR ELECTRONIC VEHICLE - A vehicle enunciator includes a storage device having sound data, a vehicle speed portion, an accelerator portion, and at least one speaker. The vehicle enunciator may be configured or attached to a vehicle, such as an electric car. The vehicle speed portion detects the speed of a vehicle, while the accelerator portion detects the position of the accelerator pedal of the vehicle. Using the outputs from the vehicle speed portion and accelerator portion, the sound data from the storage device is adjusted with regards to frequency and amplitude, respectively. At least one speaker then produces sound based upon the adjusted sound data.03-26-2009
20090074200WIRELESS RESONATING SURFACE SPEAKER AND METHOD OF USING THE SAME - A wireless speaker and mounting system for use with a resonating surface of an automobile includes a wireless speaker mechanism including a vibrator, the wireless speaker mechanism configured to receive and convert a wireless signal representative of sound from a separate wireless electronic device into vibrations transmitted by vibrator to the resonating surface of the automobile for creating sound waves by the resonating surface; and a mounting mechanism configured to directly mount the wireless speaker mechanism to the resonating surface of the automobile.03-19-2009
20110142251LOW FREQENCY ELECTROACOUSTICAL TRANSDUCING IN A VEHICLE - An instrument panel is structured to separate a main cabin of a vehicle from a volume behind the instrument panel. The instrument panel has multiple leak paths through which air can travel between the main cabin and the volume behind the instrument panel. An electroacoustical transducer is mounted in the instrument panel and operable to radiate low-frequency acoustic energy into the volume behind the instrument panel. The low-frequency energy radiated by the electroacoustical transducer in the volume behind the instrument panel propagates into the main cabin via the multiple leak paths.06-16-2011
20090097673VEHICLE-MOUNTED DEVICE - The present invention is equipped with a USB interface 04-16-2009
20110228949SPEAKER DEVICE, AND AUTOMOBILE - A speaker device prevents “squeaking” based on the difference between propagation speed of a vibration propagated through a center cap and propagation speed of a vibration propagated through a diaphragm. The speaker device includes a vibrating body (VB), a driving part (magnetic circuit) driving the VB, and a frame supporting the VB and the driving part (magnetic circuit). The VB includes a voice coil (VC), a VC supporting part supporting the VC, a diaphragm group, and a driving member whose inner circumference portion is supported by the VC supporting part and which transmits VC vibration to the diaphragm group. The driving member includes a supporting part supporting the diaphragm group. A first connecting part is provided between the diaphragm group and the driving member and on the inner side with respect to the supporting part. The diaphragm group is connected to the driving member via the first connecting part.09-22-2011
20090232328DIGITAL SOUND PROCESSING SYSTEM FOR A VEHICLE - A digital sound processing system suitable for use in a vehicle includes an interior rearview mirror assembly having a mirror casing having a reflective element disposed thereat. The interior rearview mirror assembly includes at least one microphone, with the microphone located at one of a rear portion of the mirror casing, a bezel portion of the mirror casing, a side portion of the mirror casing, an upper portion of the mirror casing, and a lower portion of the mirror casing. The microphone generates at least one signal indicative of a vocal input with vehicle cabin noise included therewith. A digital signal processor processes the signal and provides an output signal with reduced vehicle cabin noise.09-17-2009
20080317257SOUND PROCESSING SYSTEM FOR CONFIGURATION OF AUDIO SIGNALS IN A VEHICLE - A sound processing system for a vehicle includes a sound processor that is configured to mix at least one real audio input signal to form at least one virtual output signal. At least one audio signal that is available to drive at least one loudspeaker may be formed using the combination of the virtual output signal and the real audio input signal. The virtual output signal may be post processed to form a predetermined frequency range of the audio signal prior to being combined with the real audio input signal. The audio signal may be created by mixing the real audio input signal with the post processed virtual output signal. Alternatively, the audio signal may be formed by mixing the real audio input signal to form a real audio output signal, and then summing the real audio output signal with the post processed virtual output signal. Mixing may be performed with a crossbar mixer included in the sound processor.12-25-2008
20090245533ADAPTIVE INITIAL VOLUME SETTINGS FOR A VEHICLE AUDIO SYSTEM - A vehicle audio system such as a vehicle radio is integrated with a vehicle speech system so that outputted speech by the vehicle speech system is played through the audio system. When a speech session begins, the audio system mutes any entertainment audio being played and outputs audio speech received from the vehicle speech system at an initial volume that is constrained to be between minimum and maximum initial volume settings. These initial volume settings are automatically adjusted by the audio system if it detects that the user has a tendency to repeatedly adjust the volume past one of these settings each time a speech session is carried out.10-01-2009
20090129607VEHICLE CALL DEVICE AND CALLING METHOD - A vehicle call device and a calling method capable of making it easier to pick up a voice of an occupant of a vehicle in an emergency situation are disclosed. The vehicle call device includes a speaker in a vehicle for outputting a received voice of an opposite party; a microphone in the vehicle for picking up a voice of an occupant of the vehicle; a detecting unit detecting an emergency situation of the vehicle; and a controlling unit, when the detecting unit detects the emergency situation, controlling directional characteristics of the microphone so that the voice can be picked up from an area wider than an area provided before the emergency situation is detected.05-21-2009
20090110210Vehicle Audio System Including Door-Mounted Components - An audio system includes mounting one or more speakers on the surface between an exterior side panel and an interior side panel of a door on a vehicle. The one or more speakers may face substantially along an axis in the longitudinal direction of the door. When the door is open, a cover may be controlled to extend over and close an opening in the interior side panel, thereby allowing sound from the one or more speakers to project to an exterior of the vehicle. When the door is closed, the cover may be controlled to expose the opening, thereby allowing sound from the one or more speakers to enter an interior of the vehicle through the opening.04-30-2009
20100014688Automotive Audio System Adapted for Roadway Conditions - A vehicle mounted audio multimedia system has a variable audio volume adapted to changes in the condition of a road surface. A vehicle occupant manually sets a desired audio volume level. Motion is sensed within a suspension system of the vehicle during travel of the vehicle. A roughness value is determined in response to the motion. The roughness value is transformed into a volume boost, the volume boost generally increasing with an increase in the roughness value. The volume boost is added to the desired audio volume level to provide the audio gain.01-21-2010
20100150374VEHICULAR AUTOMATIC GAIN CONTROL (AGC) MICROPHONE SYSTEM AND METHOD FOR POST PROCESSING OPTIMIZATION OF A MICROPHONE SIGNAL - A method for processing signals for reducing noise components in a vehicular microphone system (06-17-2010
20110110530In-vehicle audio device and in-vehicle audio system - An in-vehicle audio device and an in-vehicle audio system are disclosed. The in-vehicle audio device acquires and registers metadata of music data from multiple music possession devices, at least one of which is a portable music carrier device capable of performing wireless communication. Regarding the metadata acquired from the portable music carrier device, the in-vehicle audio device maintains the registration of the metadata after a communication connection between the portable music carrier device and the in-vehicle audio device is cut off. The in-vehicle audio device creates a playlist based on the registered metadata.05-12-2011
20100226506Headrest sound system - The inventive concept is directed to a stereo sound system consisting of an elongated sound bar which is mounted below a headrest on a wheelchair or below the headrest in a driver's seat in a vehicle. The elongated sound bar has a right and a left speaker mounted therein. The speakers receive their sound effect from either a small radio, a tape player a CD player or a cell phone. A wire connected to the elongated sound bar connects the sound bar to remotely located devices that create the sound effect. By mounting the elongated sound bar below the headrest and thereby close to the seat occupant's ears, the occupant is not deprived of any other sounds that may by important to receive. A conventional headphone covering both ears of the occupant would not be of any help in receiving those sounds.09-09-2010
20100220870VEHICLE-MOUNTED SYSTEM, NAVIGATION DEVICE, AND REPRODUCING DEVICE - In order to improve operability of two devices which function in an integrated manner and also function separately in a standalone mode, a navigation device includes a first connection status detecting portion (S09-02-2010
20080310648Current sensing system and method - There is provided a current sense circuit (12-18-2008
20080285769Audio Devices for Vehicles - A vehicle audio device includes a vibrator (11-20-2008
20110235820SOUND SYSTEMS FOR MODEL RAILROAD LOCOMOTIVES - On-board model railroad speaker enclosure designs are presented that allow maximum sized speakers, improve impedance matching of sound to the outside of the locomotive, and isolate back and front speaker waves while maintaining the standard horizontal drive-train in model train locomotives.09-29-2011
20080273711APPARATUS, SYSTEM AND METHOD OF INTEGRATING WIRELESS TELEPHONES IN VEHICLES - A system, apparatus and method of integrating a wireless telephone in a vehicle are provided. The system, apparatus and method consist of installing a parabolic speaker in the vehicle that has a focused listening area at a location where an operator of the vehicle may he situated. The parabolic speaker may further have an integrated microphone. When a wireless telephone is placed in a cradle, that may be available in the vehicle for receiving the telephone, the telephone will be integrated in the vehicle. Consequently, the telephone will interact with the vehicle's on-board computer (OBC). The OBC may then route all in-coming signals from the wireless telephone to the parabolic speaker. Further, the OBC may route all out-going signals from the integrated microphone to the wireless telephone.11-06-2008
20110129100AUDIO/VIDEO APPLIANCE OF IMPROVED ERGONOMICS AND EXTRACTABILITY FOR INCORPORATING IN A MOTOR VEHICLE, IN PARTICULAR A CAR RADIO - The assembly comprises: a car radio with a housing and a removable half front plate; a mounting sheath; means for securing the housing in the sheath; and means for unlocking the housing, said means comprising a tool suitable for being inserted in at least two orifices formed in the front face of the housing. These two orifices are formed in a central zone of the housing that is hidden by the front plate when it is mounted on the housing, and that is visible when the front plate is separated from the housing. The assembly has essentially no peripheral cover fitted thereto. The U-shaped tool makes it easy to extract the car radio using one hand in a single movement.06-02-2011
20100310091SELECTOR FOR VEHICLE AUDIO SYSTEM - An audio transmission device that is mountable to a vehicle may include: an audio input device that receives audio input signals from one or more audio sources; an audio output device that provides audio output signals in response to the audio input signals; a knob that is rotatably adjustable with respect to the audio transmission device to adjust the audio transmission device to select between audio functions; an audio function indicator having an indication site for each audio function; and, a touch sensor that senses if the knob is being touched. The audio transmission device is adjustable between audio functions without creating the annoying “channel flipping” effect currently experienced in the art.12-09-2010
20100303253VEHICLE CONTROL DEVICE AND VEHICLE STATE MONITORING METHOD - A vehicle control device has a plurality of speakers and a security ECU which identifies whether a door is opened or unlocked on the basis of output signals from the speakers. The security ECU identifies the driving direction of a driven portion on the basis of the difference between input times of sounds inputted to the speakers. Moreover, the ECU has RAM containing the waveforms of the signals outputted from the speakers and compares the waveforms of the signals contained in the RAM with the waveforms of the signals outputted from the speakers to identify the driving direction of the driven portion.12-02-2010
20130142352ACTIVE DESIGN OF EXHAUST SOUNDS - A sound generator system (06-06-2013
20100166210ENGINE SPEED CALCULATION DEVICE AND ENGINE SOUND GENERATION DEVICE - An engine sound generation device adapted to an electric vehicle includes an engine speed calculation unit which calculates the virtual engine speed based on the motor revolution speed, vehicle speed, and acceleration opening. The engine speed calculation unit calculates the virtual engine speed with reference to the vehicle-dependent engine speed memory on the condition that the virtual engine speed is deemed proportional to the vehicle speed. In addition, the engine speed calculation unit calculates the virtual engine speed with reference to the vehicle-nondependent engine speed memory on the condition that the virtual engine speed is not deemed proportional to the vehicle speed, thus generating the common engine sound matching the behavior of an engine in a prescribed event such as the startup of the electric vehicle and the semi-engagement of a clutch.07-01-2010
20100183166EXTERNAL CAR AMPLIFIER CAPABLE OF PRODUCING HIGH POWER - An external car amplifier includes an audio amplifier module; a pulse width modulation (PWM) module electrically connected to the audio amplifier module to receive signals generated by a phase inverting unit and a source amplifying unit of the audio amplifier module and compare the same with a signal in the PWM module to generate a PWM signal; a drive amplifier module coupled to the PWM module and controlled by the PWM signal to on/off and generating a high-current audio signal; an on/off control and mute module for receiving a control signal to control the drive amplifier module; and a filter and power supply module electrically connected to the audio amplifier module, the PWM module, the drive amplifier module, and the on/off control and mute module. With these arrangements, the external car amplifier can have reduced production cost and power consumption and output a high-current and high-power signal at high efficiency.07-22-2010
20110026729VEHICLE EXISTENCE INFORMING DEVICE AND METHOD FOR INFORMING EXISTENCE OF A VEHICLE - A vehicle existence informing device is configured to inform existence of a vehicle by using a warning sound at a frequency in an audible range. A speaker array includes at least two speakers arranged so that oscillation directions of oscillators of the at least two speakers substantially coincide with each other. The speaker array is configured to radiate a warning sound on a carrier wave, which is at a frequency in an ultrasonic range, to an air. A phase control unit is configured to advance and delay a phase of a sound wave radiated from one of the at least two speakers with respect to a phase of a sound wave radiated from an other of the at least two speakers.02-03-2011
20090034751ELECTRO-ACOUSTICAL TRANSDUCER - An electro-acoustical transducer of the present invention includes: a diaphragm of an elongated shape; a first magnet of a parallelepiped shape which is situated at a side of one principal surface of the diaphragm such that long sides thereof are in parallel with long sides of the diaphragm, and which is polarized in a short side direction to form a magnetic gap; a second magnet of a parallelepiped shape which is situated next to the first magnet in the short side direction of the diaphragm, such that long sides thereof are in parallel with the long sides of the diaphragm, and which is polarized toward a direction in a manner opposite to the first magnet so as to form a magnetic gap; and a coil of an elongated ring shape which is situated on the diaphragm such that long sides thereof are situated in the magnetic gaps.02-05-2009
20110116650SPEAKER DEVICE - A speaker device includes a diaphragm, a frame supporting the diaphragm vibratably along a vibration direction, and a driving part disposed in proximity of the frame and vibrating the diaphragm corresponding to an audio signal. The driving part includes a magnetic circuit having a magnetic gap formed along a direction different from the vibration direction of the diaphragm, a voice coil supporting part having a voice coil and vibrating along the magnetic gap, and a vibration-direction-conversion part direction-converting the vibration of the voice coil supporting part and transmitting the vibration to the diaphragm. The vibration-direction-conversion part includes a link body angle-converting a link part formed between the voice coil supporting part and the diaphragm.05-19-2011
20110211710VOICE OUTPUT DEVICE - A sound output device is configured to be installed in a vehicle. The sound output device includes a driving-status detector for detecting a driving status of the vehicle, a sound signal generator for generating a reference signal in response to the detected driving status, first and second units for processing the generated reference signal, first and second sound output parts for outputting the reference signals processed by the first and second units. The first unit includes a phase shifter for shifting a phase of the reference signal such that the reference signals output from the first sound output part and the second sound output part have a phase difference between the respective reference signals. This sound output device allows a passenger at a predetermined position to hear the sound in a preferable condition.09-01-2011
20110085674ENGINE SOUND GENERATION APPARATUS AND METHOD - Velocity of an actual vehicle is detected and then converted into a virtual velocity in accordance with a velocity range of a pre-assumed model vehicle. Velocity-vs.-number-of-rotation correspondence relationship storage stores therein correspondence relationship between traveling velocities and numbers of engine rotations of the model vehicle, and information indicative of the number of engine rotations of the model vehicle is generated by referencing the storage with the virtual velocity. Engine sound data are synthesized which correspond to the generated information indicative of the number of engine rotations of the model vehicle. The number of engine rotations of the model vehicle may be imparted with fluctuation on the basis of random numbers. Gear position of the model vehicle may be simulated on the basis of the virtual velocity, and engine sound data of a characteristic of the gear position may be generated.04-14-2011
20100128891REPULSION-TYPE MAGNETIC CIRCUIT AND SPEAKER DEVICE - A repulsive-type magnetic circuit prevents deterioration of magnetic characteristic of magnets due to heat accumulation, and includes: a magnet and plural magnets arranged such that matching poles of the magnet and each of the plural magnets confront each other; a yoke; a pole piece; and a top plate. The pole piece is above the yoke. The top plate is above the pole piece. The magnet is between the yoke and the pole piece. The plural magnets are arranged between the pole piece and top plate. Joule heat generated by the voice coil is hardly propagated, as radiant heat, to one of the plural magnets on the side near the top plate. Accordingly, the temperature of the magnet on the top plate side hardly rises even if radiant heat continuously propagates to the pole piece. This prevents demagnetization of each of the plural magnets, and deterioration of the magnetic characteristics thereof.05-27-2010
20100128890MODULAR AUTOMOTIVE MULTIMEDIA AND TELEMATIC EXTENSION BOX AND HEAD UNIT - The present invention relates to a modular automotive multimedia and telematic extension unit and head unit. In one embodiment, the present invention is an extension unit including a storage unit storing an application of an external personal electronic device, a processor connected to the storage unit, and a first connection unit connected to the storage unit and configured to be connected to a head unit in an automobile.05-27-2010
20100260350VEHICLE MEDIA SYSTEM - An audio system for a vehicle includes a communications interface that receives audio information from a portable media device. The audio system also includes audio control electronics for processing the received audio information and for generating an audio output signal. The audio system further includes an audio system interface that provides the audio output signal used in controlling vehicle audio output devices. Additionally, in the audio system the communications interface, the audio control electronics, and the audio system interface are housed separately from any audio source that may be included with the vehicle.10-14-2010
20110249829SOUND TRANSMITTING DEVICE - A device for transmitting engine sound into an interior of a motor vehicle includes a sound transmission line having a first end in acoustic communication with an air intake tract and a second end arranged to direct engine sound towards the motor vehicle interior. A sound transmitting porous media is arranged in-line with said sound transmission line and restricts airflow wherein the porous media such that airflow in the sound transmission line is required to pass through said porous media.10-13-2011
20110150236TRAY MOVING MECHANISM AND IN-VEHICLE AUDIO APPARATUS - A tray moving mechanism includes: a unit base having an internal space formed as a containing space; and a tray movable between a retracted position in which the unit base is contained in the containing space and a projected position in which a music player formed in a substantially rectangular shape can be placed on the tray and in which a part of the tray is projected from the base unit, wherein the tray is moved with respect to the unit base such that the orientations of the tray with respect to the unit base in the retracted and projected positions are substantially 90 deg different from each other.06-23-2011
20080247563Audio Device Integration System - An audio device integration system is provided. One or more after-market audio devices, such as a CD player, CD changer, MP3 player, satellite receiver, DAB receiver, or the like, is integrated for use with an existing OEM or after-market car stereo system, wherein control commands can be issued at the car stereo and responsive data from the audio device can be displayed on the stereo. Control commands generated at the car stereo are received, processed, converted into a format recognizable by the audio device, and dispatched to the audio device for execution. Information from the audio device, including track, disc, song, station, time, and other information, is received, processed, converted into a format recognizable by the car stereo, and dispatched to the car stereo for display thereon. One or more auxiliary input sources can be integrated with the car stereo, and selected between using the controls of the car stereo. Both an audio device and one or more auxiliary input sources can be integrated together, and a user can select between the device or the one or more auxiliary input sources by issuing selection commands through the car stereo. A docking station is provided for docking a portable audio or video device for integration with the car stereo.10-09-2008
20080253582Vehicle for recording and reproducing digital data - An apparatus includes a vehicle and a media player/recorder physically connected with the vehicle. The media player/recorder includes a wireless receiver to receive a signal representing media data, a storage device to store the media data, a storage controller to retrieve the media data from the storage device, and an output circuit to output the media data. The storage device stores a list of identifiers of desired media selections. The wireless receiver receives a signal representing an identifier of an offered media selection. The storage device stores the offered media selection when the identifier of the offered media selection corresponds to the identifier of one of the desired media selections.10-16-2008
20080240462PATTERN DETECTION CIRCUITRY - A pattern detection circuit detects a pattern in a received bit stream, for example a repetitive 8-bit silence pattern in a stream of digital audio data. Summing circuitry forms during first alternate time periods a sum of a first sequence comprising a predetermined number of alternate bits in the bit stream; and forms during second alternate time periods an inverse of a sum of a second sequence comprising the predetermined number of alternate bits in the bit stream. It is then determined whether successive sums formed by the summing circuitry are equal.10-02-2008
20080232609Acoustical Window Assembly for Vehicle - A window assembly for a vehicle includes a window panel (09-25-2008
20100329477SYSTEM FOR PROVIDING A PERSONALIZED DRIVING SOUND - The present invention relates to a system for providing a personalized driving sound by using an active sound design. The system includes a sound design tool, a memory card, and an audio system. The sound design tool enables a user to create the driving sound. The memory card receives and stores the created driving sound from the sound design tool. The audio system outputs the driving sound stored in the memory card.12-30-2010
20110135111SPEAKER DEVICE AND AUTOMOBILE - A speaker device is provided, in which the rolling of a voice coil and the contact of the voice coil with a magnetic circuit are reduced. The speaker device includes a vibrating body 06-09-2011
20110135110Audio device with sound source cassette - An audio device includes a portable casing, an audio module, and a sound source cassette including a terminal head and a flip cover. The terminal head is supported within a receiving cavity of the portable casing to operatively link with the audio module for communicatively connecting to a portable audio player. The flip cover is movably coupling with the portable casing between an opened position and a closed position. At the opened position, the receiving cavity is exposed for enabling the portable audio player connecting to the terminal head to transmit the audio signal to the audio module. At the closed position, the receiving cavity is enclosed by the flip cover for encasing the portable audio player in the receiving cavity so as to protect the portable audio player and to ensure the portable audio player being connected to the terminal head.06-09-2011
20100166211LIGHTWEIGHT AUDIO SYSTEM FOR AUTOMOTIVE APPLICATIONS AND METHOD - A lightweight radio/CD player for vehicular application is virtually “fastenerless” and includes a case and frontal interface formed of polymer based material that is molded to provide details to accept audio devices such as playback mechanisms (if desired) and radio receivers, as well as the circuit boards required for electrical control and display. The case and frontal interface are of composite structure, including an insert molded electrically conductive wire mesh screen that has been pre-formed to contour with the molding operation. The wire mesh provides EMC, RFI, BCI and ESD shielding and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips. The PCB architecture integrally forms a resilient beam portion adjacent an edge thereof carrying a grounding pad. The major components and subassemblies are self-fixturing during the final assembly process, eliminating the need for dedicated tools, fixtures and assembly equipment. The major components and subassemblies self-interconnect by integral guide and connection features effecting “slide lock” and “snap lock” self-interconnection.07-01-2010
20110216916VEHICLE ENGINE SOUND ENHANCEMENT - A vehicle engine harmonic enhancement system. A method for operating the system includes providing a first engine harmonic enhancement audio signal and equalizing the first engine harmonic enhancement audio signal separately for each of the plurality of loudspeakers to provide individually equalized loudspeaker engine harmonic enhancement audio signals. A vehicle audio system includes a plurality of loudspeakers, an entertainment audio system, and an engine harmonic enhancement system. A method includes equalizing an entertainment audio signal to provide an equalized entertainment audio signal; providing an engine harmonic enhancement audio signal; equalizing the engine harmonic enhancement audio signal separately from the entertainment audio signal to provide an equalized engine harmonic enhancement audio signal; and combining the equalized entertainment audio signal with the equalized engine harmonic enhancement audio signal.09-08-2011
20100215188Vehicle Mounted Cradle and Sound Amplifier for a Personal Communication Device - The present invention is a vehicle mounted cradle and sound amplifier for a personal communication device, the cradle and amplifier comprising a microphone, amplifier, flat panel speaker, power source, and power saving means. A personal communication device used in conjunction with the cradle and sound amplifier is secured and oriented such that a control interface of the communication device faces towards a vehicle driver's seat. A microphone placed in close proximity to the speaker on a common communication device detects sound emitted from the communication device. A flat panel speaker then amplifies that sound for the user of the communication device to hear. A power saving means is disclosed for regulating power from said power source, the power saving means including an audio-level based lower-power standby mode. The cradle amplifies the communication device while minimizing audio feedback. Further, because the amplifier is only supplied power when the communication device is inserted, it exhibits excellent battery life. Finally, the simplicity of the device increases reliability during its use, decreases the cost of manufacturing, and makes the safety of hands free mobile phone use more greatly accessible to the public.08-26-2010
20110305350LIGHTWEIGHT AUDIO SYSTEM FOR AUTOMOTIVE APPLICATIONS AND METHOD - A lightweight radio/CD player for vehicular application is virtually “fastenerless” and includes a case and frontal interface formed of polymer based material that is molded to provide details to accept audio devices such as playback mechanisms (if desired) and radio receivers, as well as the circuit boards required for electrical control and display. The case and frontal interface are of composite structure, including an insert molded electrically conductive wire mesh screen that has been pre-formed to contour with the molding operation. The wire mesh provides EMC, RFI, BCI and ESD shielding and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips. The PCB architecture is bifurcated into a first board carrying common circuit components in a surface mount configuration suitable for high volume production, and a second board carrying application specific circuit components in a wave soldered stick mount configuration. The major components and subassemblies are self-fixturing during the final assembly process, eliminating the need for dedicated tools, fixtures and assembly equipment. The major components and subassemblies self-interconnect by integral guide and connection features effecting “slide lock” and “snap lock” self-interconnection. The radio architecture includes improved push buttons employing 4-bar living hinge linkage and front loaded decorative trim buttons.12-15-2011
20120039483AUDIO SYSTEM FOR SKATEBOARDS - A audio system for skateboards comprising an audio module and speakers mounted to the bottom side of a skateboard. The audio module is battery-operated and has a Bluetooth receiver and a stereo amplifier. The speakers face downwards. While the rider is traveling on the skateboard, the sound from the speakers bounces back from the road's surface so that the rider may enjoy music in safe manner without loss of maneuverability.02-16-2012
20080273715Vehicle external speaker and communication system - A communication assembly is provided for a vehicle to communicate audio sound inside and outside the vehicle. The communication assembly includes a housing such as an exterior rearview mirror housing. The housing has a sound port in communication with an outside environment external to the vehicle. The sound communication assembly also includes an audio speaker and microphone located in the housing in audio communication with the sound port. The audio speaker is operable to provide audio sound to the outside environment external to the vehicle. The communication assembly further includes a communication link coupled to the audio speaker and microphone for providing signals to the audio speaker and microphone to broadcast audio sound to the outside environment.11-06-2008
20120148066ENGINE SOUND PROCESSING SYSTEM - Microphones are provided at an air inlet of the engine and a vehicle-cabin-side wall surface of an engine room, and engine sounds are picked up. The engine sound is processed by a signal processing section, and the processed engine sound is output from a speaker provided in a vehicle cabin. The signal processing section is provided with a filter which simulates a sound insulation characteristic of the vehicle cabin and a transformation section for processing the engine sound according to driving condition. A spectrum transformation characteristic of the transformation section is determined according to values detected by a vehicle speed sensor, an engine speed sensor, and an accelerator depression sensor, and a spectrum of the engine sound is transformed by means of specification of the spectrum transformation characteristic, thereby enhancing an engine sound.06-14-2012
20110317847Rearview Vehicle Mirror - This invention discloses a rearview vehicle mirror, including: a rearview mirror body; and a center speaker device for providing center channel sound and mounted on the rearview mirror body; wherein the center speaker device is provided with at least one speaker above the rearview mirror body. The rearview vehicle mirror has multiple functions and can provide surround stereo sound while providing nice appearance and occupying small space.12-29-2011
20120045072REAR SEAT ENTERTAINMENT SYSTEM - A rear seat entertainment system (RSE) is composed of a display unit (LCD monitor 02-23-2012
20120045073SPEAKER DEVICE - A flat speaker device capable of emitting loud reproduced sound with a relatively simple configuration is provided. The speaker device includes a diaphragm, a frame supporting the diaphragm vibratably in the vibration direction, a magnetic circuit disposed in the frame, and a driving member for driving the diaphragm. The driving member includes a voice coil movably disposed in a magnetic gap of the magnetic circuit, a driving part formed movably in a direction different from the vibration direction of the diaphragm, and an angle conversion and transmission part, one end of which is angle-variably joined to the driving part and another end of which is angle-variably joined to the diaphragm. The angle conversion and transmission part has rigidity and is obliquely disposed with respect to each of the vibration direction of the diaphragm and the moving direction of the driving part.02-23-2012
20110044470ARTIFICIAL ENGINE SOUND GENERATOR - To solve the safety problem of electric and hybrid vehicles, the engine sound of these vehicles is too quiet, so the pedestrians cannot recognize the approaching vehicles. In order to solve the problem, equip the electric motored vehicle with the artificial engine sound generator, which emits a sound similar to a gasoline engine. This is set up with the CAN-module unit, which can be connected to the CAN-bus communication of the on-board electric devices. This unit is composed of the CAN-module and the sound module, which output the sound, based on the control signals from the CAN-module. The CAN-module receives the signals from the detecting device of the driving environment and controls the audio output device (the Speaker), which is connected to the sound module, and outputs the artificial sound.02-24-2011
20090257602TRANSMISSION DEVICE - A device for transmitting a sound signal received from a source to an in-vehicle audio system includes sound input circuitry operable to receive a sound signal, control circuitry operable to convert the sound signal to a signal for transmission, and two transmitters both operable to transmit the signal for transmission to the in-vehicle audio system in a radio transmission channel. The control circuitry is also operable to change radio transmission channel by performing a frequency handover including changing from transmitting the signal for transmission from a first transmitter in a current channel to transmitting the signal for transmission from a second transmitter in a new channel.10-15-2009
20120008794MICROPHONE ASSEMBLY FOR USE WITH AN AFTERMARKET TELEMATICS UNIT - A microphone assembly for use with an aftermarket telematics unit mounted in a passenger compartment of a vehicle is disclosed herein. The aftermarket telematics unit has a chamber having an opening that generally faces towards a rear of the vehicle and the microphone assembly includes, but is not limited to, a directional wideband microphone disposed within the chamber. A preamplifier is internally mounted within the directional wideband microphone. The preamplifier has an electrical lead and is both electrically and structurally attached to the aftermarket telematics unit via the electrical lead. The electrical lead is the sole means of physical attachment between the directional wideband microphone and the preamplifier, on the one hand, and the aftermarket telematics unit on the other hand.01-12-2012
20120114135MODULAR AUTOMOTIVE MULTIMEDIA AND TELEMATIC EXTENSION BOX AND HEAD UNIT - The present invention relates to a modular automotive multimedia and telematic extension unit and head unit. In one embodiment, the present invention is an extension unit including a storage unit storing an application of an external personal electronic device, a processor connected to the storage unit, and a first connection unit connected to the storage unit and configured to be connected to a head unit in an automobile.05-10-2012
20120027223SOUND SPORTS BOARD APPARATUS AND A METHOD OF MAKING THE SAME - A sports board apparatus and method including a first speaker housing adapted to receive a first speaker and an audio device housing adapted to receive an audio device. The first speaker housing can be adapted to mount the first speaker substantially flush with the top surface of the sports board. The audio device housing can be adapted to mount an audio device substantially flush with the top surface of the sports board. An electrical conduit can be operably coupled to the first speaker housing and adapted to be coupled to the audio device so that a sports board owner can listen to music or other audio programming while engaging in leisurely activities, such as surfing, snowboarding, kayaking, wakeboarding, windsurfing, or skateboarding. The sports board can also include a stabilizing fin, a power supply, a solar collection device, an amplifying device, and a second speaker for deterring aquatic creatures.02-02-2012
20120027222Vehicle Audio System Having Door Mounted Speaker Support - A vehicle audio system comprises a loud-speaker, a door assembly including a rigid inner panel and an outer panel joined to the inner panel along a front edge, a rear edge, and a bottom edge. A speaker support defined by a highly rigid panel is configured to receive and support the loud speaker in a speaker mounting opening. The speaker support comprises three sides having mounting points located at each corner such that the speaker support and loud speaker supported thereby, contacts the door assembly at a rigid front edge portion, a rigid bottom edge portion and a front corner defined by the intersection of the two.02-02-2012
20120155672METHOD AND A DEVICE FOR GENERATING ENGINE ACOUSTIC EMISSIONS, A COMPUTER PROGRAM AND A COMPUTER PROGRAM PRODUCT - A method for generating engine acoustic emissions including the steps of providing a loudspeaker configuration (06-21-2012
20120027221Trunk Mounted Automotive Network Server with Wireless Data Capability - An automotive server arrangement includes an infotainment head unit disposed in a passenger compartment of a vehicle. An antenna is associated with the vehicle. At least one audio speaker is associated with the passenger compartment of the vehicle. A network server is disposed in-between the head unit and the antenna. The network server includes a processor and an amplifier disposed within a common housing. The amplifier drives at least one audio speaker. The processor is connected to the head unit and to the antenna.02-02-2012
20120207321SPEAKER DEVICE - A speaker device includes a static part, a driving part and a vibrating body. The vibrating body includes a plurality of diaphragms supported by the static part. A vibration direction converter part is provided between a first diaphragm and a second diaphragm facing each other in a plurality of the diaphragms, and connects the first diaphragm with the second diaphragm such that the first diaphragm and the second diaphragm synchronously move toward and away from each other. A part of the vibration direction converter part disposed in the proximity of the static part is supported by the static part, and a part of the vibration direction converter part disposed in the proximity of the driving part is supported by the driving part.08-16-2012
20100290639Acoustical Window Assembly for Vehicle - An acoustical window assembly for a vehicle includes a transparent glass window panel and mounting portions for mounting respective perimeter regions of the window panel to a vehicle structure. A first mounting portion substantially fixedly mounts a first perimeter region of the window panel relative to the vehicle structure, while a second mounting portion mounts a second perimeter region of the window panel to the vehicle structure and includes a flexible element to allow for movement of the second perimeter region of the window panel toward and away from the vehicle structure. An actuating assembly is positioned at an actuating region of the window panel and has a substantially rigid interface element that engages the actuating region of the window panel. The actuating assembly is operable to vibrate the window panel via vibration of the substantially rigid interface element relative to the vehicle structure.11-18-2010
20100092006Ducting Sound - A sound reproduction system in a vehicle includes an acoustic package including an electroacoustic transducer and a sound duct that carries the sound from the electroacoustic transducer. The sound duct carries the sound to an outlet at a location in the vehicle at which radiated sound efficiently drives selected audio modes of the vehicle.04-15-2010
20120163621ORIGINAL EQUIPMENT MANUFACTURER ("OEM") INTEGRATION AMPLIFIER - Embodiments of the proposed invention preferably provide systems and methods for an improved aftermarket automobile audio amplifier that is easy to install while integrating and improving OEM functionality. Embodiments of the invention preferably directly connect to preexisting OEM wiring and hardware. Embodiments of the invention preferably preserve OEM system functionality and allow for integration of additional auxiliary inputs. A digital signal processing module preferably adjusts an output volume to ensure that auxiliary inputs are audible to a vehicle occupant at an appropriate and comfortable volume level. Therefore, vehicle OEM safety chimes or third party navigational commands may be output to a vehicle occupant at an appropriate volume level irrespective of the presence, absence or volume level of other audio signal outputs. Furthermore, the direct connection to preexisting OEM wiring and hardware preferably allows for both easy installation and easy removal of embodiments of the current invention.06-28-2012
20100208915VEHICLE SOUND SIMULATION SYSTEM - A vehicle sound simulation system and sound simulation methodologies are provided. The vehicle sound simulation system includes a sound playback device utilized to produce sound signals. As a vehicle is operated, the vehicle sound simulation system approximates an engine state and generates sounds corresponding to the engine state. The vehicle sound simulation system generates sounds in accordance with a vehicle sound generation routine that utilizes a number of inputted parameters to vary the sounds generated through the sound playback device.08-19-2010
20100208914MICROPHONE DEVICE - The present invention provides a microphone device in which the directivity of the microphone is automatically adjustable depending on the position of the head of the speaker. The microphone device 08-19-2010
20120213384VEHICLE-MOUNTED AUDIO DEVICE AND AUTOMOBILE - The present invention provides a vehicle-mounted audio device including a casing, a tuner, an audio output unit, a housing chamber, an opening of the housing chamber, a housing, a lock mechanism, and a casing connector. The tuner is disposed in the casing. The audio output unit is for amplifying and outputting an audio signal supplied from the tuner. The housing chamber is defined in the casing. The opening is defined in a front panel of the casing. The housing is for accommodating a portable audio device. The housing is removably housed in the housing chamber through the opening. The lock mechanism is for selectively locking the housing in the housing chamber and unlocking the housing from the housing chamber. The casing connector is electrically connected to the audio output unit and disposed in the housing for disengageably connecting to an audio signal output connector of the portable audio device.08-23-2012
20120134506WIRELESS MEDIA SOURCE FOR COMMUNICATION WITH DEVICES ON DATA BUS OF VEHICLE - A wireless audio source integrated into a host bus of a vehicle includes a transmitter module for wirelessly transmitting signals received from a connected portable audio player to a receiver module connected to the host bus. The host bus links to other multimedia devices, such as to the vehicle's radio and speakers, thereby enabling the audio content to be reproduced over the speakers. In one aspect, the user is able to control the volume and related functions of the audio content using the standard radio controls. In other aspects, a portable wireless transceiver is disclosed wherein an occupant of the vehicle can transmit and receive multimedia data to and from a wireless transceiver coupled to the host bus. Multimedia and other devices connected to the host bus can thereby send and receive signals to and from the portable wireless transceiver.05-31-2012
20120250879MEDIA AND COMMUNICATION SYSTEM - A media and video communication system is described that may be used, for example, in an aircraft. The disclosed system includes a camera for capturing an image of a user, and a video display unit (VDU) for displaying an image on a screen. A microphone or array of microphones may also be provided. One microphone may be configured to capture the voice of the user, enabling video communication. An additional microphone or microphones may be used to capture ambient noise to feed into a noise cancellation circuit.10-04-2012
20120250878IN-VEHICLE AUDIO APPARATUS - An in-vehicle audio apparatus includes: a base body that is arranged in a fixed state; a storage tray that is moved between a drawing-out position and a storing position with respect to the base body and inserts and takes out a music reproducing device at the drawing-out position; a pressing body that is moved in accordance with a moving position of the storage tray in a direction perpendicular to a moving direction of the storage tray and presses the music reproducing device that is inserted into the storage tray when the pressing body is moved to one side; and a bias spring that presses the pressing body to the one side.10-04-2012
20120076319System for Accomplishing Bi-Directional Audio Data and Control Communications - A system for accomplishing bi-directional digital audio data and control communications. There is a host end that includes a host transceiver, a host digital signal processor that outputs a master clock signal and audio data, and a source of low-voltage power for the host components. There are a number of remote nodes connected together serially. Each remote node includes a transceiver and a low-voltage power supply that provides power to the other remote node components. A shielded two-wire communication network connects the host node to one of the remote nodes, and connects each remote node to either one or two other remote nodes in a daisy-chain configuration. The host end is enabled to transmit and receive over the communication network digital audio data and digital control signals. The remote nodes are each enabled to receive over the communication network digital audio data and digital control signals, and are each enabled to transmit over the communication network digital control signals. The source of low-voltage power at the host end is coupled to the communication network. The remote power supplies each have an input coupled to the communication network to derive the power for the remote nodes from the power coupled to the network by the host end.03-29-2012
20120257767Method for Outputting Music Information in a Vehicle - In a method for outputting music information in a vehicle by way of an audio system having loudspeakers in the front area and rear area of the vehicle, the behavior of the vehicle is determined by use of an acceleration sensor responding to longitudinal accelerations. The loudspeakers arranged in the direction of the respective acceleration are at least preferably activated.10-11-2012
20120257766APPARATUS AND METHOD FOR MEDIA PRESENTATION - A user who desires to use a media application at a vehicle is identified. A stop mark associated with the user is created and the stop mark is configured to uniquely identify the user compared to other users. The media application is presented to the user at the vehicle. The operation of the media application is halted at a stopping point when the user is using the media application and according to instructions from the user. The stopping point on the media is marked with the stop mark. Subsequently, the media application is restarted according to the stop mark when the user wishes to restart the media application.10-11-2012
20110123041TWO WIRE AUTOBIAS VEHICULAR MICROPHONE SYSTEM HAVING USER INPUT FUNCTIONALITY AND METHOD OF FORMING SAME - An autobias vehicular microphone system (05-26-2011
20110123040DYNAMIC SWITCHABLE MODE DUAL BRIDGE POWER AMPLIFIER - A dual bridge amplifier includes a first bridge amplifier receiving a first input signal and having a pair of drive outputs connecting to a first load, a second bridge amplifier receiving a second input signal and having a pair of drive outputs connecting to a second load, and a mode switch between one of the drive outputs of the first bridge amplifier and one of the drive outputs of the second bridge amplifier. The mode switch closes and switches the dual bridge amplifier to a series amplification mode, based on detecting the magnitudes of the first and second input signals. The series amplification mode shares current between the first load and the second load, reducing amplifier heat generation.05-26-2011
20110123039SYSTEM AND METHOD FOR COMMUNICATING ON-BOARD DIAGNOSTIC INFORMATION AS AN AUDIO SIGNAL - An audio communication system for an on-board diagnostic system of a vehicle is disclosed. The audio communication system includes an audio communication interface and a diagnostic audio bridge. The diagnostic audio bridge retrieves information from the on-board diagnostic system, modulates the information into an audio signal, and transmits the audio signal via the audio communication interface. The audio communication interface may be wired or wireless. A communication service on a personal communication device receives and demodulates the audio signal to retrieve the information. The communication may be unidirectional, such as broadcast, or may be bidirectional in which the personal communication device may poll or request specific data.05-26-2011
20110222706VEHICULAR MICROPHONE SYSTEM AND METHOD FOR POST PROCESSING OPTIMIZATION OF A MICROPHONE SIGNAL - A vehicular microphone system (09-15-2011
20110222705AUDIO BROADCAST COLLECTING METHOD - An audio broadcast collecting method includes a plurality of steps. In one step, an audio broadcast collecting system simultaneously receives a single audio broadcast in a plurality of audio systems. In another step, the audio broadcast collecting system outputs from each of the plurality of audio systems separate audio performances corresponding to the single audio broadcast. In yet another step, the audio broadcast collecting system records an audio sample of the separate audio performances outputted by the plurality of audio systems simultaneously to obtain recorded samples from the plurality of audio systems.09-15-2011
20120321099DIRECTIONALLY RADIATING SOUND IN A VEHICLE - A vehicle loudspeaker system in a vehicle including directional loudspeakers. One directional loudspeaker radiates sound at a first seating position and another loudspeaker radiates sound at a second seating position. The directional loudspeakers may be used with other vehicle loudspeakers to control spatial perceptions.12-20-2012
20090232327AUTOMOTIVE SENSORY ENHANCEMENT SYSTEM - A method of bringing automotive sound and sensation back into the automobile via the existing sound system, titrating the music and automotive noise together, and via a subwoofer or other vibrational means in the car seat or seats.09-17-2009
20130016850STATIONARY APPARATUS FOR PORTABLE ELECTRONIC DEVICE - A withdrawable portable device mounting apparatus is provided in a vehicle audio system, in which a mount capable of mounting a portable electronic device is drawn out using an electromotive force with a very simple manipulation by pressing a drive button or the like. The apparatus may include a case, a front panel provided at a front surface of the case to have a control panel, a mounting unit loading hole, and a loading button, a drive unit configured to drive a mounting unit through a mounting unit loading hole of the front panel in a withdrawable manner, a loading unit mutually operated with the drive unit to allow the mounting unit to be drawn in or out, and a mounting unit inserted into the front panel in a folded state during a drawing-in operation, and unfolded through the mounting unit loading hole during a drawing-out operation.01-17-2013
20130016851PSEUDONOISE GENERATION DEVICE AND PSEUDONOISE GENERATION METHODAANM Asao; KojiAACI Kawagoe-shiAACO JPAAGP Asao; Koji Kawagoe-shi JPAANM Tanaka; JunichiAACI Kawagoe-shiAACO JPAAGP Tanaka; Junichi Kawagoe-shi JP - A determination part specifies the road width upon which the vehicle CR is traveling based on the current position of a vehicle CR detected by a position detection part, referring to road width information in a storage part. The part determines an arrival ranges for pseudonoise being outputted outside the vehicle based on the specified road width. Subsequently, a control part determines audio volume settings for pseudonoise from left and right speakers of a pseudonoise generation part, based on the determined arrival range. As a result, pseudonoise at audio volumes corresponding to the audio volume settings is outputted outside the vehicle from the speakers of the part. Thus, the output of the pseudo engine noise is properly controlled with in consideration for the presence of the possible subject to be warned in a variety of surroundings changed depending on the classification of the road.01-17-2013
20130022215METHOD FOR OPERATING A HYBRID VEHICLE - The invention relates to a method for operating a hybrid vehicle, in particular a series-produced hybrid vehicle, comprising at least one electric motor and at least one internal combustion engine, wherein the internal combustion engine is operated in at least one first operating range (B, D) of the vehicle, in particular in a stationary manner, and is deactivated in at least one second operating range (A, C) of the vehicle. In order to enable a basic constant sound without sudden changes, a basic sound (S01-24-2013
20080247564Loudspeaker System for Motor Vehicles Utilizing Cavities Formed by Supporting Structures - In order to produce a powerful bass, bass boxes require a relatively large installation volume, for which insufficient space is frequently available in the interior of a motor vehicle, in particular in a passenger motor vehicle. When drivers and front-seat passengers require the sound installation to have a powerful bass, a bass box requires a volume in the order of magnitude of at least 10 to 15 liters. In order to restrict the physical space which is required for this purpose in the vehicle interior, the active sound transducer of the loudspeaker system is acoustically coupled on its rear face to a resonant area which is formed at least in parts by the cavity within a supporting structure of the vehicle. In this case, the sound transducer is acoustically coupled in the area surrounding an area of the vehicle in which at least two elements of the supporting structure meet one another, such that at least a portion of the resonant area is jointly formed by the cavities in these at least two elements of the supporting structure.10-09-2008
20130177167RUNNING-LINKED SOUND PRODUCING DEVICE - A running-linked sound producing device produces a running-linked sound according to a running state of a vehicle. The running-linked sound producing device includes a vehicle speed estimation unit to estimate a vehicle speed of the vehicle, an accelerator command value estimation unit to estimate an accelerator command value based on a vehicle speed estimated by the vehicle speed estimation unit, and a running-linked sound generation unit that generates a running-linked sound, wherein the running-linked sound generation unit generates a running-linked sound based on a vehicle speed estimated by the vehicle speed estimation unit and an accelerator command value estimated by the accelerator command value estimation unit.07-11-2013
20110274287AUDIO AMPLIFIER ASSEMBLY HAVING GROUNDING BRACKET - An audio amplifier assembly connected to an automotive vehicle media system by a wiring harness is provided. The audio amplifier assembly includes an amplifier having a chassis, an electronic module attached to the chassis, and a cover attached to the chassis to cover the electronic module. A bracket having a base portion composed of a non-conductive material and a grounding portion composed of a conductive material. The base portion being attached to the amplifier at a first end and attached to the automotive vehicle at a second end to mount the amplifier to the automotive vehicle. The grounding portion extends between the first end and the second end to provide an electrically conductive grounding path between the amplifier and the automotive vehicle.11-10-2011
20120250880LIGHTWEIGHT AUDIO SYSTEM FOR AUTOMOTIVE APPLICATIONS AND METHOD - A lightweight radio/CD player for vehicular application includes a case and frontal interface formed of polymer based material molded to provide details to accept audio devices and radio receivers, as well as the circuit boards required for electrical control and display. The case and frontal interface are of composite structure, including an insert molded electrically conductive wire mesh screen that has been pre-formed to contour with the molding operation. The wire mesh provides shielding and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips.10-04-2012
20130114827SYSTEM FOR CONTROLLING VIRTUAL ENGINE SOUND AND METHOD THEREOF - Disclosed is a system and method for controlling a virtual engine sound of a hybrid vehicle or an electric vehicle. More specifically, the system includes a sensor for detecting when the vehicle is inside; a virtual engine sound generation portion for generating the virtual engine sound of the vehicle; and a control portion for receiving data detected by the sensor to control the virtual engine sound based upon whether or not the vehicle is inside, and transmitting a control signal corresponding to the data to the virtual engine generation portion.05-09-2013
20130094663VEHICLE ACCESSORY MICROPHONE - A microphone assembly includes one or more transducers (04-18-2013
20130114828AUDIO SYSTEM WITH PARENTAL MAXIMUM VOLUME CONTROL - A user interface (05-09-2013
20130142353Vehicle with Sound Wave Reflector - Embodiments disclose a vehicle which has a vehicle ceiling having a first sound wave reflection portion having a first sound wave reflection characteristic and a second portion having a second sound wave reflection characteristic, wherein the first sound wave reflection portion is more sound wave reflecting than the second sound wave reflection portion and at least one speaker arranged in the vehicle, so that a main sound emission direction is directed to the first sound wave reflection portion, so that a sound wave emitted by the speaker and reflected by the first sound wave reflection portion is perceptible as a diffuse sound by a person in the vehicle.06-06-2013
20130142354METHOD AND APPARATUS FOR TRANSMISSION OF SONG IDENTIFICATIONS - A method and an apparatus for the transmission of song identifications from an information/entertainment appliance in a vehicle to one mobile appliance from a plurality of mobile appliances via at least one interface.06-06-2013
20110216917CORRECTING ENGINE NOISE CANCELLATION MICROPHONE DISTURBANCES - A system for correcting erroneous microphone readings in a vehicle engine harmonic cancellation (EHC) system. A method for operating an engine harmonic cancelling system, includes receiving, from a first microphone at a first location in a vehicle cabin, a signal representative of noise in the vehicle cabin; receiving, from a second microphone at a second location in the vehicle cabin, a signal representative of noise in the vehicle cabin; and correlating the signal from the first microphone with the signal from the second microphone.09-08-2011
20110311074CAR AUDIO - Provided is a car audio, in which a holding unit where a portable media device is held is inserted in an insertion space formed through the font of a car audio body and the holding unit is drawn out by opening and closing the insertion space with a front panel unit. Therefore, it is possible to hold and use a portable media device in a vehicle and the holding unit is stored in the insertion space when the portable media device is not used.12-22-2011
20130101135TRAY MOVING MECHANISM AND IN-VEHICLE AUDIO APPARATUS - A tray moving mechanism includes: a unit base having an internal space formed as a containing space; and a tray movable between a retracted position in which the unit base is contained in the containing space and a projected position in which a music player formed in a substantially rectangular shape can be placed on the tray and in which a part of the tray is projected from the base unit, wherein the tray is moved with respect to the unit base such that the orientations of the tray with respect to the unit base in the retracted and projected positions are substantially 90 deg different from each other.04-25-2013
20120093335SIGNAL CONVERSION DEVICE EMPLOYING VIRTUAL FILES - Provided is a simple connection path through which a peripheral device connects to a screen display or speaker of an external device. A signal converting apparatus using a faking file includes: a connection unit connected with the external device; a signal reception unit receiving a digital or analog signal from the peripheral device via wired or wireless communication; and a control unit transmitting a faking file corresponding to the signal to the external device through the connection unit when the signal reception unit receives the signal from the external device, the faking file including one or both of audio data and video data.04-19-2012
20130208912SIMULATION OF ENGINE SOUNDS IN SILENT VEHICLES - The invention relates to a vehicle (08-15-2013
20130208913VEHICLE WITH A MULTILAYER ROOF STRUCTURE AND A MICROPHONE UNIT INTEGRATED INTO THE ROOF STRUCTURE - The invention relates to a vehicle having a multilayer roof structure and a microphone unit integrated into the roof structure. Here, a supporting layer has a through opening reaching to a lower covering layer, wherein the through opening is covered by the lower covering layer, wherein the microphone unit is associated with the through opening and wherein the microphone unit is opposite the lower covering layer with its sound entry region.08-15-2013

Patent applications in class VEHICLE