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| Number | Title | Issue Date |
| 8270640 | Sound system for a sports bike The present invention is a sports bike-type motorcycle with a sound system deployed in major part discretely in the cowling behind the rider. The speakers are incorporated into existing features in the front of the bike, such as in the rearview mirrors. To compensat... | 09/18/2012 |
| 8213646 | Apparatus for stereophonic sound positioning A stereophonic apparatus uses three speakers respectively installed toward a front of a vehicle on both shoulders of a seat back of a driver's seat and toward a back of the vehicle on an exact center in front of a driver. This configuration provides more effectively... | 07/03/2012 |
| 8189825 | Sound management techniques for vehicles Vehicle including an arrangement for controlling audio reception by occupants of a passenger compartment includes a frame defining an interior, at least one seat in the interior defining a plurality of seating positions, and a sound generating system for generating ... | 05/29/2012 |
| 8175303 | Electronic apparatus for vehicle, and method and system for optimally correcting sound field in vehicle A sound field in a vehicle can be further readily and optimally corrected without forcing a user to do troublesome work. As an embodiment of the present invention, a measurement sound emitted through a left speaker or a right speaker at a further position in a view ... | 05/08/2012 |
| 8165325 | Automotive virtual surround audio system An automotive virtual surround audio system is implemented in an automobile to receive left- and right-channel audio sources. A synthesizer receives the left- and right-channel audio sources to extend the sources into temporary rear-left and rear-right audio sources... | 04/24/2012 |
| 8139798 | Sound reproducing apparatus A sound reproducing apparatus is provided with a circuit comprising a first secondary phase shifter in a front stage of at least one of channels among a first power amplifier, a second power amplifier and a third power amplifier, and a second secondary phase shifter... | 03/20/2012 |
| 8139797 | Directional electroacoustical transducing A multichannel audio system for radiating sound to a listening area that includes a plurality of listening spaces. The audio system includes directional audio devices, positioned in a first of the listening spaces, close to a head of a listener, for radiating first ... | 03/20/2012 |
| 8130987 | Speaker system with a plurality of openings in side walls of each of two speaker boxes A speaker system has a laterally extending body portion for supporting the back of the head of a user and a pair of right and left side portions respectively connected to the right and left ends of the body portion. A plurality of openings in side wall of each of tw... | 03/06/2012 |
| 8116488 | Sound reproducing apparatus and vehicle using the sound reproducing apparatus The sound reproducing apparatus for use with a signal source comprises, a first output unit connected to the signal source via a first power amplifier, a first phase shifter connected to the signal source, a second output unit connected to the first phase shifter vi... | 02/14/2012 |
| 8045736 | Sound field reproduction system The present invention is directed to providing a sound field reproduction system that can enhance the sound separation between the front and rear seats or left and right seats of a vehicle. The sound field reproduction system includes a control unit for creating a f... | 10/25/2011 |
| 7899198 | Headrest surround channel electroacoustical transducing An audio system including a first audio source, including a surround channel signal, coupled to an electroacoustical transducer mounted in the back of a seat of, for example, an automobile, so that the surround channel is radiated from the electroacoustical transduc... | 03/01/2011 |
| 7742610 | Automobile audiovisual system A control signal is generated by an operating means for being operated by a driver. In response to this control signal, an input signal to rear-seat headphones is temporarily attenuated or is replaced by another given signal or a transmission signal from the driver.... | 06/22/2010 |
| 7684577 | Vehicle-mounted stereophonic sound field reproducer In correspondence with the left and right external ears of a listener occupying a seat, a three dimensional sound field reproducing unit includes at least more than two speakers disposed on a headrest on the top of a backrest of the seat, and three dimensional signa... | 03/23/2010 |
| 7457425 | Vehicle sound system A vehicle sound system encompasses a combination of speaker configuration, speaker placement, and sound processing to improve sound quality. A pair of speakers (or rows of speakers) are placed close together and located in the front of the console or dashboard with ... | 11/25/2008 |
| 7440578 | Vehicle-mounted three dimensional sound field reproducing silencing unit A vehicle-mounted three dimensional sound signal reproducing•silencing unit includes at least two speakers disposed for each of seats to be occupied by listeners so as to generate a three dimensional sound field space in a region inclusive of left and right extern... | 10/21/2008 |
| 7424127 | Headrest surround channel electroacoustical transducing An audio system including a first audio source, including a surround channel signal, coupled to an electroacoustical transducer mounted in the back of a seat of, for example, an automobile, so that the surround channel is radiated from the electroacoustical transduc... | 09/09/2008 |
| 7397405 | Audio device arrangement structure for a motorcycle, and motorcycle incorporating same An audio device arrangement structure for a motorcycle is configured and arranged to provide high-quality sound output. The audio device arrangement structure serves to mount an audio device, which includes an audio unit, an amplifier and at least one speaker, for a... | 07/08/2008 |
| 7377358 | Frame for speaker device and speaker device A speaker device includes a vibration system having a frame and a magnetic circuit. The frame has a magnetic circuit housing unit, an outer peripheral portion having an annular shape arranged on the outer side thereof, and multiple arm parts connecting the magnetic ... | 05/27/2008 |
| 7369666 | Audio reproducing system High and low frequency components Cn1, Cn2 are generated by causing a center channel audio signal Cn to pass through a high-pass filter HPF and a low-pass filter LPF, and the high frequency component Cn1 is supplied to the center cha... | 05/06/2008 |
| 7366607 | Navigation apparatus A navigation apparatus includes a guidance-information creating unit that creates guidance information by acquiring a guiding direction, in which a vehicle should be guided, from preset route information and current position information; an acoustic-image creating u... | 04/29/2008 |
| 7343020 | Vehicle audio system with directional sound and reflected audio imaging for creating a personal sound stage Automotive audio systems that use directional planar magnetic transducers in a layout or placement configuration to provide direct or reflected audio imaging in stereo or surround sounds for individual passengers of an automotive vehicle with reduced crossed audio i... | 03/11/2008 |
| 7325648 | Frame for speaker device and speaker device A frame for a speaker device has an annular outer peripheral portion. The outer peripheral portion includes plural wall portions concentrically formed. An end surface of the wall portion on an inner circumferential side of the outer peripheral portion is formed at a... | 02/05/2008 |
| 7327235 | Alarm sound outputting device for vehicle and program thereof In a vehicle alarm sound outputting device, in a filter coefficient generator, interpolation of filter coefficients is carried out in accordance with the relative position between a vehicle and an object by using head related transfer functions serving as base data ... | 02/05/2008 |
| 7305097 | Controlling fading and surround signal level Systems and techniques for controlling a surround sound system having multiple input signals and multiple spatially diverse transducers may include defining a first control region and a second control region. When operating in the first control region, a first set o... | 12/04/2007 |
| 7298863 | In-vehicle speaker rotational mounting structure An in-vehicle speaker rotational mounting structure including a speaker unit having a claw portion provided thereon, and a panel member on which the speaker unit is mounted, wherein the claw portion is inserted into a slit formed in the panel member, so that the spe... | 11/20/2007 |
| 7292697 | Audio reproducing system High and low frequency components Cn1, Cn2 are generated by causing a center channel audio signal Cn to pass through a high-pass filter HPF and a low-pass filter LPF, and the high frequency component Cn1 is supplied to the center cha... | 11/06/2007 |
| 7277551 | Sound reproducing apparatus and sound reproducing method A sound reproducing apparatus includes a low-frequency sound reproducing unit for reproducing and outputting a low-frequency sound having a frequency of a predetermined frequency or less; a high-frequency sound reproducing unit for reproducing and outputting a high-... | 10/02/2007 |
| 7274716 | Multiplexed sigma-delta interface An improved digital interface circuit that allows a plurality of data streams and other digital information to be output over a single channel. The digital interface circuit includes a plurality of data inputs, at least one control input, at least one clock input, a... | 09/25/2007 |
| 7254239 | Sound system and method of sound reproduction A sound reproduction system comprises a left and right speakers located in close proximity, and a sound processor which provides audio signals to the pair of speakers. The sound processor preferably derives a cancellation signal from the difference between the left ... | 08/07/2007 |
| 7239715 | Speaker apparatus to be mounted on a vehicle A speaker apparatus to be mounted on a vehicle includes a speaker unit and a mounting device. The speaker unit has a frame. The mounting device mounts the frame of the speaker unit on a panel member of a vehicle body. The mounting device includes insulators, which p... | 07/03/2007 |
| 7227969 | Inner panel loudspeaker apparatus A loudspeaker apparatus is provided with a loudspeaker unit attached to an inner panel. The inner panel of the loudspeaker unit is provided with: an opening to which the loudspeaker unit is attached; a volume unit in which the loudspeaker unit is housed from the ope... | 06/05/2007 |
| 7218745 | Headliner transducer covers A vehicle headliner includes electromagnetic drivers for sonically driving a member or a layer of the headliner. A foam beam is shaped around a driver transducer connection area that holds one or more driver connectors. A cover may be maintained over the shaped foam... | 05/15/2007 |
| 7215949 | Cellular subscriber radio service A method for retransmitting a received radio programming signal is disclosed. The method comprises the steps of: receiving the signal over a cellular transmission network at a first transceiver station configured to output the radio programming signal; and transmitt... | 05/08/2007 |
| 7206413 | Sound processing system using spatial imaging techniques A sound processing system reduces the instances when only a center speaker is heard. The gain of a volume setting is adjusted for individual speakers in response to one or more input signals. The gain of the center speaker is attenuated in relation to the global vol... | 04/17/2007 |
| 7177438 | Speaker for vehicle and mounting structure of the speaker The present invention relates to a speaker for a vehicle and an installation structure therefor, and it is an object of the invention to enhance the speaker installation rigidity without impairing the acoustic characteristic of the speaker. The speaker installation ... | 02/13/2007 |
| 7164773 | Vehicle electroacoustical transducing An audio system for a vehicle that includes a first passenger location and a second passenger location, the second passenger location situated behind the first passenger location, the audio system including a first directional audio channel signal source; a surround... | 01/16/2007 |
| 7158642 | Method and apparatus for producing a phantom three-dimensional sound space with recorded sound A central speaker and personal headset speakers are used to create a three-dimensional phantom sound space for each listener. The speakers of the headset are located in close proximity to, but do not isolate, the ears of the listener such that external sounds are al... | 01/02/2007 |
| 7136671 | Speaker module connectable to an earphone jack of mobile phone and method for using same The present invention provides a speaker module connectable to an earphone jack of a mobile phone and a method for using same. The speaker module comprises a microphone which converts voice signals into electrical signals, a speaker which converts electrical signals... | 11/14/2006 |
| 7092531 | Sound output apparatus for an automotive vehicle An output section, consisting of a pair of loudspeakers disposed adjacently to each other, is installed inside a seatback of a designated seat. Sound output surfaces of respective loudspeakers face a designated person sitting on the designated seat. It is hence easy... | 08/15/2006 |
| 7085387 | Sound system and method for capturing and reproducing sounds originating from a plurality of sound sources A sound system for capturing and reproducing sounds produced by a plurality of sound sources. The system comprises a device for receiving sounds produced by the plurality of sound sources and converting the separately received sounds to a plurality of separate audio... | 08/01/2006 |
