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Document Title |
JP2002531037A |
(57) A summary and subject Displace a diaphragm by displacing a permanent magnet and offer electric * sound converter which generates the sound corresponding to an electrical signal, and the conversion method. Solution means At least one...
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JP2002219410A |
To promote realization of a multi-functional type acoustic device that is simple in structure and excellent in heat radiation with which quality of voice and music will not deteriorate even through low and high frequency signals are exci...
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JP3311471B2 |
PURPOSE: To miniaturize and flatten an electromagnetic acoustic transducer with high sound pressure by increasing the winding number of a winding wire at a pole without securing a special space. CONSTITUTION: The winding wire 10 is wound...
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JP2002199480A |
To provide a bone conduction loudspeaker that can suppress unnecessary vibration in a vibration system so as to prevent production of noise sound due to abnormal resonance, thereby fully improving the sound quality.The bone conduction lo...
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JP2002176694A |
To solve the problem that conventionally acoustic characteristics cannot be obtained with an electromagnetic electro-acoustic transducer reproduce sound.The electromagnetic electro-acoustic transducer of this invention is provided with a...
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JP2002171597A |
To provide a speaker where the thickness can considerably be reduced and the low frequency sound characteristic can be enhanced and to provide its manufacturing method.A drum film 32 is placed along a side face circumferential edge of a ...
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JP2002112385A |
To provide a signal converter of a small-size and a low profile that minimizes the power consumption so as to extend the operating time of a portable phone or a PCS(Personal Communication Service phone) that mounts the signal converter.T...
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JP2002094630A |
To provide the connection method and structure of the microphone of a mobile communication terminal for easily connecting the microphone and a printed circuit board, reducing the assembly time of products and improving working efficiency...
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JP2002509413A |
(-- 57) summary -- by adding a magnetic attenuation factor (106), the Todt armature round trip shock transducer (100) which offers a nonlinear hardening spring response is usually adapted so that a nonlinear softening spring response may...
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JP2002078087A |
To provide an electromagnetic acoustic transducer that can reduce a stress applied to a coil wire and ensure high reliability.The electromagnetic acoustic transducer 1 consists of a base 24 made of a magnetic material, a magnetic core 22...
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JP3255171B2 |
To provide an excellent magnetic acoustic converter with improved shock resistance in a magnetic sound generator used for radiating sound (calling, information, warning, etc.), in various industrial fields. In this magnetic acoustic conv...
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JP2002027598A |
To provide an electric/acoustic converter capable of surely fixing a frame and a housing by laser welding,A diaphragm unit part 3 is provided with a diaphragm frame 51, a diaphragm 52, and a resin film 53. The diaphragm 52 is arranged in...
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JP2002501358A |
(57) The thin form loudspeaker which generates a frequency response and a diffusion sound pattern outstanding using the combination of a summary magnetism driver, a sound board, or a magnetic driver and a sound board is offered. The pres...
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JP2001326994A |
To provide a small electromagnetic-acoustic transducer with high sound pressure which can certainly fix a small magnet while securing a large back surface space of a diaphragm.The electromagnetic-acoustic transducer 1 is composed of: a b...
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JP2001324982A |
To provide an excellent sounder which is used for various moving body communication terminals, etc., and generates calling sounds of a high sound pressure.This sounder is provided with notched parts 13c and 13d in the lower parts on the ...
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JP2001326995A |
To provide a small electromagnetic-acoustic transducer with high sound pressure which can certainly fix a small magnet while securing a back surface space of a diaphragm.The electromagnetic-acoustic transducer 1 is composed of: a base 24...
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JP2001298789A |
To provide a sound wave receiver that is configured by enhancing a separate version stereo technology. The sound wave receiver is provided with a separator 1 and at least two microphones 6a, 6b placed on the separator 1. The separator 1 ...
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JP2001298793A |
To provide an electroacoustic transducer that eliminates the orientation in a circumferential direction when it is mounted onto a board of an external device without causing fluctuation in the acoustic characteristic and to provide a mou...
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JP2001290484A |
To provide an electromagnetic sound producing body with which the vibration characteristics of a diaphragm are stabilized. A groundsel cover 2 and upper cover 3 constituting a casing 1 are united to form a sound releasing hole 1a. A yoke...
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JP2001268692A |
To provide an electroacoustic transducer which makes it easy to connect a conductor constituting a coil to a terminal part for signal input and suppresses the breaking of a conductor.A bobbin part 21 has a base part 22, a coil winding pa...
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JP2001258094A |
To provide an electroacoustic transducer that can obtain a proper sound pressure characteristic, without hindering vibration of an armature section.The electroacoustic transducer 1 has a housing 2, consisting of a top housing 4 and a bot...
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JP2001245390A |
To provide an electroacoustic transducer that can easily fix the drive pin to the diaphragm.The drive pin 41 has a diaphragm side plane 42 nearly in parallel with a diaphragm 52 and an armature side plane section 43 that is extended in a...
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JP2001231093A |
To provide a speaker and its manufacturing method by which the productivity can be enhanced and the characteristic can easily be improved.A frame 14 of a speaker 10 is designed to be separated into a 1st frame 15 and a 2nd frame 44 and t...
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JP2001228874A |
To provide an electric guitar system which allows independent extrac tion of sounds of respective strings, is wide in the width of sound creation and is applicable to guitars of various types.This electric guitar is constituted by mounti...
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JP2001509985A |
(57) The motor coil assembly object (3, 4) which has the coil 3 fixed to the summary tubular coil making component 4 by 剛, The magneto assembly object (5, 6, 7) arranged to this motor coil assembly object at the same axle, It has a mea...
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JP2001186597A |
To provide an electromagnetic transducer to generate an acoustic wave in an electronic hearing aid provided with a case 2, a coil 4 placed therein, an electromagnetic driver 3 including one drive electromagnet 5 and one armature 6 and a ...
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JP2001075572A |
To provide an excellent magnetic acoustic converter with improved shock resistance in a magnetic sound generator used for radiating sound (calling, information, warning, etc.), in various industrial fields. In this magnetic acoustic conv...
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JP2000193006A |
To provide a highly reliable flat spring-integrated core consisting of a flat spring and an inverted cup-shaped core securely fixed to each other in which the quantity of expensive rubber to be used is reduced, and provide a method of ma...
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JP2000193007A |
To provide a highly reliable flat spring-integrated core which can be manufactured inexpensively and surely positioned and fixed. This flat spring-integrated core consists of an outer circumference ring, a center hole, an inner circumfer...
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JP2000148154A |
To reduce the man-hours in the assembling to a body case and minimize the space factor of a buzzer on a printed board as much as possible. In a buzzer 11 having a substantially cuboid-shaped thin casing 12 incorporating a sounding part, ...
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JP2000148152A |
To surely and easily perform the positioning of a sound emission hole with an external sound emission hole on a facing case in integrating an electromagnetic sounding body, and prevent the received sound from being filled within the faci...
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JP2000050390A |
To provide a receiver with a simple structure and sufficient strength against an external force on a lead piece with a simplified assembling process that can be used the same manufacturing facility even when a slight design change takes ...
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JPH11355871A |
To provide a bone conduction loudspeaker by which the output efficiency is enhanced, without increasing the outer diameter size and sufficient strength is obtained, regardless of a simple configuration. This loudspeaker is provided with ...
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JPH11331965A |
To reproduce voice information with high sound quality without drilling any hole through a casing by fixing a magnet to the casing having a vibration area capable of vibration via a frame to generate a magnetic field to a voice coil that...
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JPH11313393A |
To provide an electromagnetic sounder where the cost is reduced through processing of electrode terminals and adhering methods or the like, position accuracy of electrode terminals is improved, the reliability is enhanced by increasing c...
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JP2967777B1 |
[Summary] Subject Power efficiency can be raised without making an outer diameter size increase, and let it be a subject to offer the bone conduction スピ * mosquito from which thing sufficient also in intensity with simple composition...
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JP2957698B2 |
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JP2936009B2 |
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JPH11192455A |
To provide a high-quality product which prevents damage and performance deterioration by a falling impact, relating to an electro-mechano-acoustic converter used mainly for portable telephones, or the like. This electro-mechano-acoustic ...
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JPH11113092A |
To provide an electroacoustic transducer where an excellent spherical sound field at all times is obtained by preventing the generation of an undesired vibration mode caused at a circumferential ridge. In an electrostatic type spherical ...
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JPH01124668A |
PURPOSE: To provide a liquid supplying apparatus capable of uniformly permitting liquid to flow from a feed device having curved tubes installed side by side at a uniform interval in the width direction through a pivotable guide plate to...
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JP11024668A |
To utilize an electromagnetic sound converter under serve environment such as being high/low temperature, high humidity, and much dust despite of a thin structural form be generating reproduced sound of sound or noise signals from a vibr...
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JPH10290494A |
To make a diaphragm thin and light in weight, to make it into complicated form, to make it flexible, to improve vibration efficiency, to increase the sound pressure and to expand a frequency range to provide a prescribed sound pressure b...
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JPH10224892A |
To obtain stable acoustic characteristic by executing magnetic processing to resin at the whole pole piece within an electroacoustic transducer or at least an iron core part within the pole piece so as to precisely set a gap between the ...
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JPH10149169A |
To provide the electromagnetic acoustic transducer which is prevented from deteriorating in acoustic performance owing to a reflow solder process. A decrease in the lowest resonance frequency Fo of a resonance plate 22 by the demagnetiza...
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JP2749748B2 |
PURPOSE: To enable make possible downsizing by arranging a constitution such that a magnet material which moves in a shifting direction, including an electromagnet consisting of a shell and a winding around a rectilinear shifting path, i...
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JPH1099805A |
To improve the resonance effect of a diaphragm by specifying the thickness of the diaphragm in a machine in which a vibrator is attached to the diaphragm, the vibrator is driven by an ultrasonic wave generator. In an ultrasonic cleaning ...
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JPH1011067A |
To make it possible to cancel noise or a hum effectively without sacrificing sound quality by reduction coupling coils inductively and magnetically with each other by a shield. A lower coil 20 extends to the circumference of magnetic pol...
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JP2632579B2 |
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JPH0993680A |
To suppress the shape change in the microphone caused by addition of a lighting function. A printed circuit board 19 on which light emitting diodes 20 are soldered is fixed while being inserted between a microphone holder 21 and a microp...
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