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| Number | Title | Issue Date |
| 8149097 | Horn device having a power supply and an electrical control circuit An electro-mechanical horn is configured with a body, a sound-generating unit mounted in the body, and a plurality of power source receiving regions for storing at least one removably mounted power source in a storage manner while containing a second power source in... | 04/03/2012 |
| 8004390 | Horn device having a plural power supply An electromechanical horn is configured with a body, a sound-generating unit mounted in the body, and a plurality of power source receiving regions for storing at least one removably mounted power source in a storage manner while containing a second power source in ... | 08/23/2011 |
| 7956728 | Sound production controller A sound production controller can include a horn device that performs a vibrating operation at a predetermined resonance frequency in response to a predetermined operation to produce a warning sound, an input section which receives a sound production command signal ... | 06/07/2011 |
| 7880592 | Arrival alerting device, arrival alerting method, and mobile terminal This invention realizes an incoming call notification operation for portable equipments in which the amplitude of vibration matches the rhythm of the melody, by electrically connecting an electromagnetic induction actuator that produces melody and vibration to an in... | 02/01/2011 |
| 7724127 | Sound production controller A sound production controller can include a horn device that performs a vibrating operation at a predetermined resonance frequency in response to a predetermined operation to produce a warning sound, an input section which receives a sound production command signal ... | 05/25/2010 |
| 7609148 | Actuator, touch panel display device, electronic apparatus An actuator is provided that includes: a diaphragm that vibrates to generate sound; a housing that is attached to an outer edge of the diaphragm to support the diaphragm; an accommodating space that is formed inside the diaphragm and the housing, and an axis of whic... | 10/27/2009 |
| 7408444 | Sound-reproducing transducer The invention relates to a sound-reproducing transducer (60) connected to a printed circuit (50). This transducer (60) has the shape of a hollow cylinder whose cylindrical wall (66) delimits two circular faces, one front face (66 | 08/05/2008 |
| 7387079 | Automatic horn shutter A horn assembly is disclosed. The horn assembly includes a shutter than can cooperate with a horn valve. The shutter disposed on an end portion of the horn assembly can help seal the horn assembly and prevent moisture, rain or debris from entering the interior of th... | 06/17/2008 |
| 7385483 | Termite acoustic detection A method and system for detecting the presence of subterranean termites, involving use of a thermal imaging camera to scan the structure before installation of an acoustic sensor in order to quickly locate potential areas of subterranean termite infestation, and an ... | 06/10/2008 |
| 7372968 | Loudspeaker driver An inertial exciter (40) for an acoustic radiator (42), and a loudspeaker incorporating an acoustic radiator and such an exciter. The exciter has a massive member (44); a coupler (56) adapted for attachment to the acoustic radiator (42... | 05/13/2008 |
| 7358633 | Linear vibration motor using resonance frequency A linear vibration motor comprising a movable unit, a base assembly having a coil assembly, a housing and an elastic member, in which the movable unit has the maximum mass from a fixed housing volume. The elastic member has the outer periphery fixed to the ceiling o... | 04/15/2008 |
| 7324655 | Electroacoustic transducer A small earphone or headphone which can produce a wide band acoustic output from a low-pitched tone to a high-pitched tone and can generate a body-sensitive vibration independent output or a body-sensitive vibration output synchronized with a music. The earphone or ... | 01/29/2008 |
| 7301094 | Device for driving vibration source A vibration source driving device that realizes various vibration functions on portable telephones. The vibration source driving device includes a sound source for generating musical tone signals in response to music data. A vibration source to generate vibration, a... | 11/27/2007 |
| 7271706 | Termite acoustic detection A method and system for detecting the presence of subterranean termites, involving use of a thermal imaging camera to scan the structure before installation of an acoustic sensor in order to quickly locate potential areas of subterranean termite infestation, and an ... | 09/18/2007 |
| 7243025 | Portable navigation device with instant on configuration on navigational display A multi-function, portable, electronic device includes a housing, a processor located within the housing and a memory in communication with the processor. The electronic device includes a display in communication with the processor and positioned on a surface of the... | 07/10/2007 |
| 7224090 | Surface-mountable linear vibrator A surface-mountable linear vibrator includes a hollow cylindrical housing of a predetermined thickness having a space therein. An elastic member is fixed to an inner surface of the housing. A vibrating body includes a yoke fixed to the elastic member to be affected ... | 05/29/2007 |
| 7221875 | Diaphragm structure of light-sound converter An optical-acoustic transducer in which light is irradiated to a reflecting portion from a light emitter, and a reflected light from the reflecting portion is received with a light receiver to detect a position of a vibrating section, cantilevers are formed by perfo... | 05/22/2007 |
| 7201996 | Sound generator for a portable device A sound generating device is mounted in a recess formed in a case, and a battery is mounted on the case. A pair of terminals are provided on the underside of the case. A pair of leads connect a pair of electrodes of the battery with the terminals. ... | 04/10/2007 |
| 7194287 | Electric-mechanical-acoustic-transducer and portable communication device including the same An electric-mechanical-acoustic-transducer includes a diaphragm; a movable section; a driving section for generating a driving force for vibrating the diaphragm and the movable section; and a suppression section for suppressing a sharpness (Q factor) of a vibration ... | 03/20/2007 |
| 7165454 | Ultrasonic sensor unit In order to arrange a heater effectively in a case containing ultrasonic sensors to melt frozen snow attached to the case assuredly to ensure the performance of the ultrasonic sensors, an ultrasonic sensor unit comprises ultrasonic sensors (9, 10), a case ( | 01/23/2007 |
| 7117088 | Portable navigation device with instant on configuration on navigational display A multi-function, portable, electronic device includes a housing, a processor located within the housing and a memory in communication with the processor. The electronic device includes a display in communication with the processor and positioned on a surface of the... | 10/03/2006 |
| 7110564 | Multi-function actuator Disclosed is a multi-function actuator comprising: a case having an internal space; a vibrating coil installed in the case for generating vibration; a diaphragm for generating sound with an outer end being fixed to the upper end of the case; a voice coil fixedly ins... | 09/19/2006 |
| 7099775 | Portable navigation device with instant on configuration on navigational display A multi-function, portable, electronic device includes a housing, a processor located within the housing and a memory in communication with the processor. The electronic device includes a display in communication with the processor and positioned on a surface of the... | 08/29/2006 |
| 7088223 | Sound generator for a parking assistance system A sound generator, in particular for parking assistance systems for vehicles, has a housing (2) comprising a base part (4) and a top part (6), wherein the base part (4) defines a receiving space (8, 10), which can be covered by the... | 08/08/2006 |
| 7076079 | Multi-functional actuator Disclosed is a multi-functional actuator comprising: a housing having an internal space and a groove in the inner side; a sound-generating diaphragm with an outer end fixed to the upper end of said housing; a voice coil fixed to the bottom of said diaphragm; a verti... | 07/11/2006 |
| 7038576 | Electropneumatic horn An electropneumatic acoustic horn is disclosed, comprising an electric compressor unit for generating compressed air and a sound wave generator comprising at least an acoustic chamber associated to at least a volute wound acoustic duct adapted to propagate the produ... | 05/02/2006 |
| 7034708 | Active magnetostrictive sensor for automotive horn or occupant weight sensor An improved force-measurement system utilizes active magnetostrictive sensors for generating a signal representative of a force, such as the weight of a person or thing on a seat within a motor vehicle, or the force applied to the horn sensor switch on a vehicle ste... | 04/25/2006 |
| 7035425 | Frequency response enhancements for electro-dynamic loudspeakers In an electro-dynamic loudspeaker, vent holes are optimized to provide improved the magnetic flux characteristics while maintaining sufficient ventilation. In addition, ported and unported enclosures may be utilized with the electro-dynamic loudspeakers to enhance l... | 04/25/2006 |
| 7023326 | Vibration apparatus for a mobile telecommunication terminal and method for controlling the same Disclosed is a vibration apparatus for generating vibration in a mobile terminal. The apparatus includes a vibrator for generating vibration; a frequency generator for generating a driving signal having a frequency within a predetermined frequency range in a predete... | 04/04/2006 |
| 7006641 | Driving circuit, electro-mechanical-acoustic transducer, and portable terminal apparatus A circuit of the present invention is a driving circuit for driving a vibrator having a mechanical vibration system which resonates at a resonance frequency. The driving circuit outputs to the vibrator at least two signals of different frequencies which are included... | 02/28/2006 |
| 6995659 | Sound generating transducer A sound transducer comprises at least one sound unit based on at least one radially sound emitting diaphragm arranged in a substantially cylindrical or tubular form, the diaphragm including electromechanically converting material capable of creating sound by changin... | 02/07/2006 |
| 6982630 | Vibrating pedestrian push button station A vibrating push button station to be associated with a standard traffic signal of the kind used to control vehicular traffic at an intersection so that visually impaired pedestrians will be alerted when the pedestrian WALK signal is illuminated after first pressing... | 01/03/2006 |
| 6972697 | Controller for automatically manipulating a horn signal for navigational purposes A system and method for a horn controller is provided that automatically operates a vessel's horn as a foghorn. The horn controller automatically causes the vessel's horn to sound according to the proper foghorn sounding schedule. The horn controller is designed to ... | 12/06/2005 |
| 6956957 | Loudspeakers A loudspeaker drive unit comprising a resonant acoustic radiator, an exciter on the radiator to apply bending wave energy to the radiator to cause it to resonate, a support for the loudspeaker drive unit, and means resiliently coupling the exciter to the support. | 10/18/2005 |
| 6920230 | Electromagnetic transducer and portable communication device An electromagnetic transducer includes: a first diaphragm; a second diaphragm provided in a central portion of the first diaphragm, the second diaphragm comprising a magnetic material having a first opening in a central portion thereof; a yoke disposed so as to oppo... | 07/19/2005 |
| 6917270 | Electromagnetic actuator and structure for mounting the same An improved electromagnetic actuator having a coil (10) on which a current is impressed, a magnet (20) that forms a magnetic circuit across a magnetic gap (G) with a magnet yoke (21), and having a diaphragm (11) that vibrates when a high-... | 07/12/2005 |
| 6873234 | Electromagnetic actuator mounting structure An improved electromagnetic actuator having a coil (10) on which a current is impressed, a magnet (20) that forms a magnetic circuit across a magnetic gap (G) with a magnet yoke (21), and having a diaphragm (11) that vibrates when a high-... | 03/29/2005 |
| 6867690 | Active magnetostrictive sensor for automotive horn or occupant weight sensor An improved force-measurement system utilizes active magnetostrictive sensors for generating a signal representative of a force, such as the weight of a person or thing on a seat within a motor vehicle, or the force applied to the horn sensor switch on a vehicle ste... | 03/15/2005 |
| 6850138 | Vibration actuator having an elastic member between a suspension plate and a magnetic circuit device A vibration actuator in which a magnetic circuit device (1,2,3) is elastically suspended to a vibration transmitter (12) by a suspension plate (5)in a predetermined direction, a primary elastic member (6a) is interposed between the... | 02/01/2005 |
| 6819227 | Acoustic signal generator, and method for generating an acoustic signal An acoustic signal generator, and a method for generating an acoustic signal are described. The acoustic signal generator has a membrane that can oscillate, a deflection sensor for detecting any deflection of the membrane, an exciter configuration that is coupled to... | 11/16/2004 |
