AMERICAN AUDIO COMPONENTS INC. Patent applications |
Patent application number | Title | Published |
20130343596 | SPEAKER - Disclosed is a speaker having a magnet system. The magnet system includes an inner magnet and a yoke having an upper surface for fixing the inner magnet, a lower surface opposite to the upper surface, a sidewall connecting the upper and lower surfaces, and at least a concave extending from the upper surface towards the lower surface. The concave includes a bottom between the upper surface and the lower surface of the yoke. | 12-26-2013 |
20130176634 | LENS DRIVING DEVICE - An lens holding device is disclosed. The lens holding device includes a lens barrel defining a closed sidewall, an engaging hole surrounded by the closed sidewall for receiving a lens group, and a coil holder extending from one end of the lens holder. The lens holding device is configured to be one-piece. The disclosure further provides a lens driving device having the lens holding device. | 07-11-2013 |
20130033407 | ANTENNA AND METHOD FOR MANUFACTURING SAME - A method for manufacturing an antenna is disclosed, and the method includes the steps of: providing a ceramic substrate and forming an antenna pattern on the ceramic substrate using screen printing with metallic material, co-firing the ceramic substrate and the antenna pattern by a high temperature, treating the ceramic substrate by chemical wet-etching process, providing a ferrite plate with an adhesive layer disposed on a first face thereof, pasting the ceramic substrate to the ferrite plate with the antenna pattern attached to the adhesive layer, and detaching the ferrite plate from the ceramic substrate with the antenna pattern remained on the ferrite plate. | 02-07-2013 |
20130033406 | ANTENNA AND METHOD FOR MANUFACTURING SAME - A method for manufacturing an antenna includes the steps of: providing a ceramic substrate and forming an antenna pattern on the ceramic substrate using screen printing with metallic material; firing the ceramic substrate and the antenna pattern by a high temperature; treating the ceramic substrate by chemical wet-etching process; pasting an adhesive tape to the antenna pattern, then detaching the antenna pattern from the ceramic substrate, and the combination of the adhesive tape with the antenna pattern forming a conductor tape; making the conductor tape attached to a first face of a ferrite plate. | 02-07-2013 |
20130011000 | SPEAKER - A speaker of the present invention is used for converting audio electrical signals to audible sounds. The multi-magnetic circuit speaker includes a box with a sound hole, at least one magnetic circuit having at least two magnetic gaps, at least two vibrating units corresponding to the magnetic gaps, respectively, at least two pair of pads embedded in the box to electrically connecting with the two vibrating units, a terminal board engaged with the box and pressing on the two pads for conducting electrical signals to the two vibrating units. The terminal board includes a first portion, a second portion extending from the second portion and a third portion extending from the second portion. | 01-10-2013 |
20120326568 | Apparatus for Providing Haptic Feedback - Disclosed is an apparatus used in an electronic device for providing haptic feedback. The apparatus includes a holder having a pair fastening holes, a piezoelectric vibrator having a first though holes, a terminal with a second though hole mounted on the piezoelectric vibrator and electrically connected to the piezoelectric vibrator, and a pair of fixing portions fixing the terminal and the piezoelectric vibrator on the holder though the second though hole of the terminal, a first though holes of the piezoelectric vibrator and the fastening holes of the holder. The fixing portions fix the terminal and piezoelectric vibrator on the holder, which makes the assembling process much easier. | 12-27-2012 |
20120320260 | Image Sensor and Method for Packaging Same - An image sensor includes a ceramic base with a cavity therein, the ceramic base including a sidewall forming a conductive layer embedded therein. A protrusion extends from the sidewall toward the center of the cavity. An infrared filter is mounted on the upper surface of the protrusion with a most upper surface of the infrared filter not higher than the upper surface of the ceramic base; and an image unit is mounted in a recess of a bottom plate assembled with a lower surface of the ceramic base. | 12-20-2012 |
20120318960 | Image Sensor and Method for Packaging Same - An image sensor includes a ceramic base with a cavity therein, the ceramic base including a sidewall forming a conductive layer embedded therein. A protrusion extends from the sidewall toward the center of the cavity. An infrared filter is mounted on the upper surface of the protrusion with a most upper surface of the infrared filter not higher than the upper surface of the ceramic base; and an image unit is mounted on the lower surface of the protrusion with a most lower surface not lower than the lower surface of the ceramic base. | 12-20-2012 |
20120313459 | LINEAR VIBRATOR - A linear vibrator is disclosed. The linear vibrator includes a housing having a base and a cover, a number of elastic members connected to the housing, a vibrating unit suspended in the housing by the elastic members, and a coil positioned in the housing. The vibrating unit includes a pole plate received in a recess formed in the vibrating unit, and a damper positioned on the pole plate by magnetic flux. | 12-13-2012 |
20120299448 | APPARATUS FOR PROVIDING HAPTIC FEEDBACK - Disclosed is an apparatus used in an electronic device for providing haptic feedback. The apparatus includes a main board defining a mounting surface, a vibration unit mounted on the mounting surface of the main board, the vibration unit being capable of vibrating along a direction parallel to the mounting surface and defining at least two fastening portions at two distal ends thereof. At least two screws are provided to fix the vibration unit on the main board through the fastening portions along a direction perpendicular to the mounting surface. | 11-29-2012 |
20120294464 | MEMS Microphone - A MEMS microphone includes a silicon substrate, a diaphragm connected to the silicon substrate, a backplate opposed from the diaphragm for forming an air gap. The backplate defines a plurality of first through holes and a plurality of second through holes surrounded by the first through holes, each of the first through holes being formed by a straight boundary and an arc boundary, the radius of the second boundary being greater than half the width of the first boundary. | 11-22-2012 |
20120269377 | MICRO-SPEAKER - A micro-speaker includes a case having a ring wall forming a receiving cavity, a number of restricting apertures formed in the ring wall, a magnetic plate received in the case and having a main plate, a plurality of auxiliary plates extending from the main plate, and a number of protrusions extending from edges of the auxiliary plates, a first gap formed between two adjacent auxiliary plates communicating with the receiving cavity of the case, the main plate and the auxiliary plates being surrounded by the ring wall of the case, and the protrusions being located in the restricting apertures for restricting the magnetic plate in proper position. | 10-25-2012 |
20120248935 | HAPTIC FEEDBACK APPARATUS - Disclosed is an apparatus used in an electronic device for providing haptic feedback. The apparatus includes a main board defining a mounting surface, a vibration unit mounted on the mounting surface of the main board, the vibration unit being capable of vibrating along a direction parallel to the mounting surface. At least two screws are provided to fix the vibration unit on the main board, and a pair of stop block is provided to restricting the position of the vibration unit. | 10-04-2012 |
20120177247 | ELECTROMAGNETIC TRANSDUCER - A multifunctional electromagnetic transducer includes a bracket, a vibrating unit including a magnetic circuit part receiving in the bracket, and a plurality of helical wound springs assembled to the bracket for sustaining the magnetic circuit part. The magnetic circuit part defines a pole plate, a first magnet disposed at a center portion of the pole plate, and a plurality of second magnets surrounding the first magnet and forming a magnetic gap corporately with the first magnet. Each of the second magnets forms a receiving gap corporately with an adjacent second magnet. A voice coil is partially inserted into the magnetic gap. | 07-12-2012 |
20120177246 | MULTI-MAGNET SYSTEM AND SPEAKER USING SAME - Disclosed is a multi-magnet system for speaker. The multi-magnet system includes a yoke having a bottom, a pair of main magnets separated from each other and mounted on the bottom of the yoke, respectively, a mid-magnet mounted on the bottom of the yoke and located between the pair of main magnets, and a pair of auxiliary magnets attached to two ends of the yoke. Wherein, the first main magnet together with the first auxiliary magnet and the mid-magnet defines a first magnetic gap and the second main magnet together with the second auxiliary magnet and the mid-magnet defines a second magnetic gap. By virtue of place the magnets at appropriate locations, the sensitivity of the speaker is effectively enhanced. | 07-12-2012 |
20120177245 | MULTI-MAGNETIC SPEAKER - A multi-magnet speaker is disclosed. The multi-magnet speaker includes a frame defining a hollow space, a magnetic system defining a yoke and a plurality of magnetic gaps positioned in the hollow space, a diaphragm mounted on the frame and a plurality of coils attached to the bottom of the diaphragm. The diaphragm includes a plurality of vibrating membranes each defining a dome part and an arcuate portion radially extending from the periphery of the dome part. Each of the coils is received in the corresponding magnetic gap to drive the corresponding vibrating membrane to vibrate. | 07-12-2012 |
20120177244 | SPEAKER - A speaker includes a holder forming a hollow space, a magnetic system received in the hollow space, a suspension assembled with the holder and defining a supporting portion, a pair of fixing portions far away from the supporting portion and fixed on the holder, and a plurality of arm portions connecting the supporting portion and the fixing portions, respectively. The arm portions defines a pair of outer arm portions protruded outwardly from the circumference of two ends of the supporting portion and a pair of inner arm portions extending from the circumference of said two ends of the supporting portion and set in space with respect to the inner arm portions, respectively. | 07-12-2012 |
20120176758 | HAPTIC FEEDBACK DEVICE - Disclosed is a haptic feedback device used in an electronic device for providing haptic feedback. The haptic feedback device includes an electronic board defining at least two supporting elements and a receiving cavity, a piezoelectric vibrator coupling to the supporting elements and at least partially received in the receiving cavity. The piezoelectric vibrator is capable of vibrating along a direction parallel to the electronic board. At least two bolts are provided to fix the piezoelectric vibrator on the electronic board through the supporting element along a direction parallel to the electronic board. | 07-12-2012 |
20120170783 | SPEAKER BOX - A speaker box includes a case includes an upper side and a lower side opposite to the upper side, an electroacoustic transducer received in the case and including a first pole plate with a plurality of first gaps for communicating with the magnetic gap, a second pole plate attached on a lower surface of the first pole plate. The second pole plate defines a second main member, a plurality of second auxiliary members extending from a periphery of the first main member, and a plurality of second gaps corresponding to the first gaps. Each of the second auxiliary members defines a longer auxiliary member and a shorter auxiliary member respectively. | 07-05-2012 |
20120170778 | Acoustic transducer - An acoustic transducer includes a diaphragm defining a center portion and a supporting portion surrounding the center portion and a coil attached to the diaphragm and defining a pair of leading wires. The center portion defines a lower surface connected to the coil, an upper surface opposite to the lower surface, and at least a pair of protrusion portions extending from the lower surface toward the upper surface for receiving the leading wires of the coil. | 07-05-2012 |
20120169144 | MAGNET AND TRANSDUSER USING SAME - A magnet used in a transducer includes a first part made of a first type of material, and a second part made of a second type of material. The density of the second type of material is greater than the density of the first type of material. | 07-05-2012 |
20120155697 | ELECTROMAGNETIC TRANSDUCER - An electromagnetic transducer includes a frame, a diaphragm including a top plate and a periphery portion surrounding the top portion and attached to the frame, a magnetic circuit part receiving in the frame with a magnetic gap, a voice coil partially inserted into the magnetic gap for driving the diaphragm, and an elastic member including a first arm attached to the diaphragm and disposed in a plane and a pair of second arms extending outwards from the first arm and attached to the frame. The second arm further defines a stress-releasing portion protruding outwards from the plane where the first arm is disposed in. | 06-21-2012 |
20120155696 | MICRO-SPEAKER - A micro-speaker includes a frame, a yoke, a magnet, a diaphragm, and a voice coil. The yoke includes a base wall and a plurality of sidewalls defining a number of flat walls and a number of curved walls disposed at corners of the yoke. The flat walls define a number of first steps disposed at an upper level for engaging with the position blocks, the curved walls define a number of second steps disposed at a lower level for air leaking. | 06-21-2012 |
20120155685 | SPEAKER BOX - A speaker box includes an upper case defining at least a first hole, a lower case connected with the upper case for forming an inner cavity and defining at least a second hole, at least an electroacoustic transducer received in the inner cavity, and at least a screw passing through the first hole and the second hole for fixing the speaker box to the external electronic device. | 06-21-2012 |
20120155678 | PIEZOELECTRIC SPEAKER - A piezoelectric speaker includes a cover with a receiving space and a vibrating speaker unit accommodated in the receiving space. The vibrating speaker unit includes a piezoelectric oscillator including an upper surface and an lower surface, a diaphragm disposed on the upper surface of the piezoelectric oscillator, and a vibrating member kept a distance from the lower surface of the piezoelectric oscillator. The piezoelectric oscillator defines a first amplitude capable of driving the diaphragm only and a second amplitude driving both the vibrating member to vibrating with a largest amplitude and the diaphragm to generate sound. The distance is larger than the first amplitude and smaller than the second amplitude. | 06-21-2012 |
20110089772 | FLAT LINEAR VIBRATING MOTOR - A flat linear vibrating motor includes a cover, a base forming a receiving cavity together with the cover, a coil fixed on the base, an elastic member coupled to the base, a vibrator suspended in the cavity by the elastic member. The elastic member includes a mounting section couple to the base, an arm extending from the mounting section, a free end extending from the arm, and a binder. The binder includes two plates for clamping the vibrator and a coupling section coupling the two plates for positioning the free end between the vibrator and the coupling section. | 04-21-2011 |
20110075875 | MEMS MICROPHONE PACKAGE - A MEMS microphone package is disclosed. The MEMS microphone package comprises a housing, a MEMS die and an ASIC chip. The housing includes a base, a sidewall extending from the base, and a cover supported by the sidewall for forming a receiving space. The housing defines an acoustic hole for receiving external sound waves. The MEMS die is accommodated in the housing and the MEMS die defines a plurality of first conductive pads. The ASIC chip is accommodated in the housing and the ASIC chip defines a plurality of second conductive pads. | 03-31-2011 |
20110013799 | WATERPROOF MICROPHONE - A waterproof microphone includes a transducer unit defining a sound receiving opening, a first waterproof layer fully covering the sound receiving opening, and a second waterproof layer spaced from the first waterproof layer for forming a closed decompression chamber. | 01-20-2011 |
20100329503 | VOICE COIL AND TRANSDUCER HAVING THE VOICE COIL - A voice coil is disclosed. The voice coil includes a housing and a wire wrapped around the housing. The housing defines a connecting member and a combining member connected to the connecting member. The wire wraps around the combing member. The connecting member defines an outer surface, an inner surface opposed to the outer surface, and a top surface connecting the outer and inner surfaces. The housing further includes a through hole extending from the outer surface to the inner surface. | 12-30-2010 |
20100326766 | MICRO-SPEAKER - A micro-speaker includes a frame, a case supported by the frame, a sound generator located between the frame and the case. The case has a sound hole and a peripheral plate surrounding the sound hole. The peripheral plate includes an outer surface, an inner surface and an inclining surface extending from the inner surface toward the outer surface. | 12-30-2010 |
20100322451 | MEMS Microphone - A MEMS microphone includes a cover, a housing engaging with the cover for forming a cavity. The housing includes a base and a sidewall extending perpendicularly from the base. A conductive case is provided to cover the cover and the sidewall of the housing. The base defines a periphery portion outside of the cavity for forming a step, and the conductive case locates a bottom end thereof on the step. | 12-23-2010 |
20100322443 | MEMS MICROPHONE - A MEMS microphone includes a cover, a housing engaging with the cover for forming a cavity, at least one transducer accommodated in the cavity, and a conductive case covering the cover and the sidewall of the housing. The housing includes a cover and a sidewall extending from the base. The conductive case defines a first part covering the cover, a second part extending from the first part for covering the sidewall and a third part perpendicularly extending from the second part for covering a periphery part of the base, the third part forming an opening. | 12-23-2010 |
20100301683 | MAGNETNIC CIRCUIT SYSTEM - A magnetic circuit system includes a T-shaped yoke, a magnet, and a top plate. The top plate has a centre hole, an internal end around the centre hole thereof, and two projecting elements provided separately on upper surface and lower surface of the internal end, which improves non-linear distortion of a transducer using the magnetic circuit system. | 12-02-2010 |
20100296690 | ELECTRO-ACOUSTIC TRANSDUCER - An electro-acoustic transducer is disclosed. The electro-acoustic transducer includes a case, a magnetic circuit and a vibrating device. The magnetic circuit includes a magnetic bowl coupled to the case, a magnet positioned in the magnetic bowl, a pole plate covering the magnet. A magnetic gap is formed by the magnet and the magnetic bowl. The vibrating device includes a diaphragm vibrating along a vibrating direction, and a voice coil connected to the diaphragm. The pole plate has a first top surface, a first bottom surface, and a first through hole extending from the first top surface to the first bottom surface. A projection of the first through hole along the vibrating direction overlaps at least a part of the magnetic gap. | 11-25-2010 |
20100290648 | Condenser Microphone - A condenser microphone is disclosed. The condenser microphone includes a substrate having a cavity, a backplate connected to the substrate, a diaphragm facing to the backplate, and an anchor supporting the diaphragm. A first gap is formed between the diaphragm and the backplate. A groove is arranged on the anchor and the diaphragm partially covers the groove. The diaphragm and the groove forms a second gap communicating with the first gap. | 11-18-2010 |
20100290644 | SILICON BASED CAPACITIVE MICROPHONE - A silicon based capacitive microphone includes a first printed circuit board, a second printed circuit board far away from the first printed circuit board, a transducer electrically mounted on the first printed circuit board, a controlling chip electrically mounted on the second printed circuit board, a connecting member located between the first and second printed circuit boards. | 11-18-2010 |
20100213773 | Linear Vibrator - A linear vibrator is disclosed. The linear vibrator includes a housing having a base and a cover, a number of elastic members connected to the housing, a vibrating unit suspended in the housing by the elastic members, and a coil positioned in the housing. The base has a bottom wall and a plurality of sidewalls extending vertically from the bottom wall. The vibrating unit has a magnet assembly and vibrates along a direction parallel to the bottom wall. | 08-26-2010 |
20100166235 | SILICON CONDENSER MICROPHONE - A silicon condenser microphone includes a silicon substrate defining an opening, a diaphragm supported above the substrate, a backplate opposite to the diaphragm for forming a capacitor together with the diaphragm. The diaphragm includes a central vibrating portion and a plurality of arms extending from an edge of the vibrating portion. Each of the arms includes a first end connecting to the edge of the vibrating portion and a linking portion extending along a path having the same outline as that of the vibrating portion. | 07-01-2010 |
20100124343 | CONDENSER MICROPHONE - A condenser microphone is disclosed. The condenser microphone includes a substrate having a cavity, a supporting member connected to the substrate, and a diaphragm isolated to the supporting member. The supporting member has a periphery portion and a plurality of stationary electrodes extending from the periphery portion to a center of the supporting member. The diaphragm has a vibrating member and a sustaining member connected to the vibrating member and the vibrating member defines a plurality of movable electrodes protruding from a periphery of the vibrating member. Each of the movable electrodes is located between two adjacent stationary electrodes and each of the stationary electrodes is located between two adjacent two movable electrodes. | 05-20-2010 |
20100080405 | SILICON CONDENSER MICROPHONE PACKAGE - A silicon condenser microphone package includes a printed circuit board, a cover mounted on the printed circuit board, and a transducer unit and a controlling circuit both attached to the printed circuit board. An inner board is located in the cover. The sensitivity and frequency response of the silicon condenser microphone package is desirable. | 04-01-2010 |
20100033045 | VIBRATING MOTOR - A vibrating motor includes a base having a bearing mounting section, a magnet mounted on the base, a shaft assembled with the bearing mounting section, a pair of brushes located on the base and a rotor rotably supported by the shaft. Each of the brushes has a first contacting portion and a second contacting portion. The rotor includes a commutator facing the brushes. The commutator defines a plurality of segments. A gap is defined between two adjacent segments and extends along radial direction of the commutator. A connecting line connecting the first and second contacting portions is not through the shaft. | 02-11-2010 |