AAC TECHNOLOGIES PTE. LTD Patent applications |
Patent application number | Title | Published |
20160134321 | MOBILE COMMUNICATION DEVICE AND MANUFACTURING METHOD THEREOF - A mobile communication device includes a metallic housing, a main board mounted within the metallic housing, and an antenna portion and a grounding portion, the antenna portion including at least a first antenna and a second antenna, wherein these antennas share a common radiation part formed by a metallic cover piece, a metallic surrounding piece, an insulating piece, and a connection piece; the cover piece is grounded, the grounding portion including a first grounding point and a second grounding point both provided on the main board, respectively located laterally to the connection piece and abutting against the metallic surrounding piece. A corresponding manufacturing method of the mobile communication device is also related. | 05-12-2016 |
20160134018 | MULTI-BAND ANTENNA - A multi-band antenna includes a radiating antenna member, a first parasitic antenna member, and a second parasitic antenna member. The radiating antenna member includes a feeding unit, a high frequency (HF) radiating unit and a low frequency (LF) radiating unit, the HF radiating unit and the LF radiating unit extend from the feeding unit. The first parasitic antenna member includes an HF grounding part, and an HF parasitic unit extending from the HF grounding part and adjacent to the HF radiating unit. The second parasitic antenna member includes an LF grounding part, and an LF parasitic unit extending from the LF grounding part and electromagnetically coupled to the LF radiating unit. The feeding unit is arranged between the HF grounding part and the LF grounding part; the feeding unit and the HF radiating unit define a receiving slot, and the HF parasitic unit is arranged in the receiving slot. | 05-12-2016 |
20160134010 | MOBILE COMMUNICATION DEVICE AND METHOD FOR MANUFACTURING SAME - A mobile communication device includes a metallic rear cover, a circuit board arranged within the rear cover and an antenna, the antenna including a radiation source connecting to the metallic rear cover and a circuitry portion on the circuit board, the circuitry portion including a feed portion connecting to the radiation source, a grounding portion, and a controlling circuitry for controlling the grounding portion to connect or disconnect to the radiation source. A corresponding method for manufacturing the mobile communication device is also presented. | 05-12-2016 |
20160127822 | SPEAKER BOX - A speaker box is provided in the present disclosure. The speaker box includes a housing having a sound outlet, a top plate covering the housing, and a sound generator installed to the housing. A front sound chamber and a sound guide channel are formed between the housing and the top plate. The sound generator is configured for providing audible sound to the front sound chamber. The sound guide channel communicates with the front sound chamber, and is configured for guiding the audible sound to output from the sound outlet. An acoustic absorber is arranged within the sound guide channel. | 05-05-2016 |
20160112804 | MAGNETIC ASSEMBLY AND ELECTRO-ACOUSTIC TRANSDUCER USING SAME - An magnetic assembly and an electro-acoustic transducer using the same are disclosed. The magnetic assembly includes a lower plate, a main magnet positioned on a central portion of the lower plate, an auxiliary magnet positioned on a periphery portion of the lower plate, surrounding the main magnet with space, and having an inner surface facing the main magnet and an outer surface opposite to the inner surface, and a first pole plate. The first pole plate includes a base body attached on the auxiliary magnet, and a magnetic conduction member connected with the base body and overlapping the outer surface of the auxiliary magnet for forming a loop of magnetic flux together with the base body and the lower plate as well as the auxiliary magnet. | 04-21-2016 |
20160064802 | MULTIBAND ANTENNA ARRANGEMENT - A multiband antenna arrangement is disclosed. The multiband antenna arrangement includes a metallic shell forming an rectangular outer appearance and including a metallic top shell acting as a radiating element of antenna, a printed circuit board, a WIFI antenna, a diversity antenna having a grounded point and a feeding point electrically connecting the radiating element of the metallic top shell, a GPS antenna far away from the diversity antenna and having a grounded point and a feeding point electrically connecting the radiating element of the metallic top shell, the grounded point of the diversity antenna and the grounded point of the GPS antenna both positioned between the feeding point of the diversity antenna and the feeding point of the GPS antenna. | 03-03-2016 |
20160062077 | IMAGING LENS ASSEMBLY - An imaging lens assembly includes, in order from an object side to an image side: an aperture stop; a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power. A focal length of the imaging lens assembly is f, a focal length of the first lens is f | 03-03-2016 |
20160054578 | LENS ACTUATOR - A lens actuator is disclosed in the present invention. The lens actuator includes a movable unit including a carrier defining an optical axis, a plurality of focusing coils surrounding the carrier and spaced with each other, each wound around an axis perpendicular to the optical axis, fixed on an outer surface of the carrier, a plurality of magnets each opposite to one of the focusing coils in a direction perpendicular to the optical axis direction, and a holder fixing the magnets; a plurality of shake correction coils each disposed below one of the magnets and opposite to the magnet in the optical axis direction; a base fixing the shake correction coils; and wires connecting the movable unit to the base. | 02-25-2016 |
20160048003 | IMAGING LENS ASSEMBLY - An imaging lens assembly includes, arranged in succession from an object side to an image side, a first lens L | 02-18-2016 |
20160021461 | MAGNETIC ASSEMBLY FOR SPEAKER - A magnetic assembly for a speaker is disclosed in this disclosure. The magnetic assembly includes a yoke including a receiving space; a main magnet received in the receiving space and installed on the yoke; a pole plate received in the receiving space, and including a base plate attached on the main magnet and a sidewall extending substantially perpendicularly from a periphery of the base plate for increasing an overlapping area between the yoke and the pole plate. | 01-21-2016 |
20160021447 | Speaker Box - A speaker box is disclosed. The speaker box includes a housing including a bottom wall, and a speaker unit accommodated in the housing. The speaker unit includes a magnetic circuit unit having a lower plate, a magnet on the lower plate, an upper plate on the magnet, and a magnetic gap. The lower plate abuts against the bottom wall for forming a space communicated with the magnetic gap. Thus, the air pressure in the magnetic gap is balanced, and the low frequency sound performance is improved. | 01-21-2016 |
20160021441 | Micro-Speaker - A micro-speaker is disclosed. The micro-speaker includes a frame, a magnetic circuit unit in the frame, a first vibration unit, and a second vibration unit. The magnetic circuit unit forms a first volume cooperatively with the first vibration unit, and a second volume cooperatively with the second vibration unit. The magnetic circuit unit further includes an aperture for communicating the first volume with the second volume for enabling the first vibration unit in phase with the second vibration unit. | 01-21-2016 |
20160021440 | Miniature Speaker - A miniature speaker includes a frame having a sidewall including a first upper thinner portion and a first lower thicker portion, a magnetic circuit unit, a voice coil having a lead wire, and a diaphragm driven by the voice coil. The magnetic circuit unit has a yoke, a magnet mounted on the yoke, a pole plate attached to the magnet, and a magnetic gap. The yoke further includes a lower plate and a side extending from the lower plate, the side including a second thinner portion and a second lower thicker portion. A recess is accordingly formed by the thinner portions and the thicker portions for accommodating the lead wire of the voice coil. The recess defines a bottom formed by the thicker portions and an opening formed by the thinner portions thereby providing an enlarged space to the lead wire. | 01-21-2016 |
20150365767 | VOICE COIL AND MICRO-SPEAKER USING SAME - A voice coil and a micro-speaker using the same are disclosed in present disclosure. The voice coil includes a base body vibrating in a vibration direction; a pair of lead wires associated with the base body, each of the lead wires including a first connecting portion, a second connecting portion and a connecting coil connected between the first and second connecting portions, the connecting coil formed in a helix structure with an axis thereof parallel to the vibrating direction. | 12-17-2015 |
20150365744 | Miniature Speaker - A miniature speaker is disclosed. The miniature speaker includes a frame providing a receiving space, a magnetic circuit accommodated in the receiving space, a voice coil, a membrane activated by the voice coil for generating sounds, a number of contacts for electrically connected to the voice coil, and a front cover for fixing the membrane to the frame. The front cover includes an outer ring and a top cover coupled with the outer ring. The top cover includes a step engaging with the outer ring. By virtue of the configuration of the front cover, the assembling precision of the outer ring and the top cover is ensured, and the thicknesses of the outer ring and the top cover are maintained for providing sufficient strength. | 12-17-2015 |
20150358721 | ACOUSTIC DEVICE - An acoustic device includes a cabinet with a cavity room, a speaker unit mounted in the cavity room of the cabinet, a sealed room formed by the cabinet together with the speaker unit, a predetermined amount of nonpolarity gas which is sealed in the sealed room, a predetermined amount of zeolite absorbent which is sealed in the sealed room and physically absorbing the nonpolarity gas so as to decrease a resonant frequency of the sealed room and increase low frequency resonance of speaker unit. | 12-10-2015 |
20150341728 | Miniature Speaker - A vibration unit of a miniature speaker is disclosed that the vibration unit has a diaphragm, a voice coil driving the diaphragm along a vibration direction, and a support around which the voice coil is wound. The support includes a base attached to the diaphragm, and a number of sidewalls each extending from a bound of the base along the vibration direction to a distal end thus forming an edge connecting the distal end and the bound. The support further includes a number of smooth corners formed at the edges of the sidewalls. For forming the smooth corners, each of the sidewalls includes two flanges extending from two edges for protecting the voice coil from being cut broken. | 11-26-2015 |
20150310848 | METHOD FOR MANUFACTURING COMPOUND DIAPHRAGM - The present disclosure provides diaphragm and a method for manufacturing the same. The diaphragm includes a first macromolecular material layer, a graphene layer, a glue layer and a second macromolecular material layer in sequence. The first macromolecular material layer is directly attached to the graphene layer, and the second macromolecular material layer is attached to the graphene layer via the glue layer. The strength and the stiffness of the diaphragm is enhanced to improve the acoustic performances of the diaphragm. | 10-29-2015 |
20150306795 | METHOD FOR MANUFACTURING COMPOUND DIAPHRAGM - The present disclosure provides a method for manufacturing a compound diaphragm. The method comprises the following steps: providing powdered graphene; providing macromolecular raw material; heating the macromolecular raw material to molten state; blending the macromolecular raw material in the molten state into the graphene and fully mixing them to obtain mixed slurry; and pressing the mixed slurry into the form of compound diaphragm through a tape casting process. The method for manufacturing a compound diaphragm provided in the present disclosure is simple and can provide a diaphragm with high strength and superior performances. | 10-29-2015 |
20150306628 | METHOD FOR MANUFACTURING COMPOUND DIAPHRAGM - The present disclosure provides a method for manufacturing a compound diaphragm. The method comprises the following steps: providing a sheet made of macromolecular material; providing damping glue; blending powdered graphene into the damping glue; and coating the damping glue blended with the graphene onto a surface of the sheet made of macromolecular material to form a compound diaphragm. The method is simple, has a low production cost, and can provide a compound diaphragm with high strength and superior performances. | 10-29-2015 |
20150296304 | Portable electroacoustic device - Disclosed is a portable electroacoustic device. The device includes a shell having a receiving space; a fixing part received in the receiving part and connected with the shell, and a vibrating unit positioned in the receiving space. The vibrating unit includes a vibrating system and a magnetic circuit system fixed with the fixing part for driving the vibrating system. The magnetic circuit system has a magnetic gap. The vibrating system includes a vibrating plate for driving an external medium to generate resonate, and a voice coil inserted in the magnetic gap for driving the vibrating plate. The shell includes a lower plate having a through hole, the vibrating plate connects with the lower plate and is accommodated in the through hole. | 10-15-2015 |
20150201257 | PANEL-FORM LOUDSPEAKER - A panel-form loudspeaker is disclosed. The panel-form loudspeaker includes a lower cover including a recess, and a vibration acoustic unit facing the recess with a periphery thereof fixed on the lower cover for actuating the lower cover to vibrate and generate sound. | 07-16-2015 |
20150201256 | MICRO-SPEAKER - A micro-speaker is disclosed. The micro-speaker includes a frame, a magnetic circuit received in the frame, a voice coil partially received in the magnetic circuit, a diaphragm connected to the voice coil, and a contact fixed by the frame for electrically connecting the voice coil to an external circuit. The contact includes a base plate, a first and second connecting plates respectively connected to both ends of the base plate and formed an engaging space by connecting them in order. Corresponding to the contact, the frame includes a sidewall and a protrusion formed on the sidewall. The engaging space receives and engages with the sidewall and the second plating plate engages with the protrusion for mounting the contact on the frame firmly without soldering. | 07-16-2015 |
20150201128 | Lens Array Device - Disclosed is a lens array device. The device includes a base, a holder for retaining the lenses disposed above the base, a first OIS unit for driving the holder to move in a first direction orthogonal to the optical axis direction and a second OIS unit for driving the holder to move in a second direction orthogonal to the optical axis direction. The shake of the frame will be corrected by the electromagnetic force generated by the magnet units and the OIS coils as soon as the position detecting units detecting the shake of the holder in the direction orthogonal to the optical axis direction. | 07-16-2015 |
20150200457 | ANTENNA - An antenna is disclosed. The antenna includes a coupling portion, a ground connection portion corresponding to the coupling portion, and a radiation body. The a radiation body further includes a first antenna portion extending from a first end of the coupling portion in a direction, a second antenna portion extending from the first end in a direction opposite to that of the first antenna portion, and a third antenna portion extending from an end of the ground connection portion in a direction surrounding the first antenna portion, wherein two gaps are provided for separating the third antenna portion from the first antenna portion and the second antenna portion respectively. | 07-16-2015 |
20150198817 | LENS DRIVING APPARATUS - A lens driving apparatus is disclosed in the present invention. The lens driving apparatus includes a stationary housing including a receiving space; a spring member connected to the stationary housing; a movable unit suspended in the receiving space by the spring member; a driving magnet set fixed in the stationary housing and surrounding the movable unit; an anti-shake coil set mounted on the stationary housing and including at least a pair of anti-shake coils having receiving holes, wound around an axis perpendicular to the optical axis and arranged opposite to each other along the axis; an anti-shake magnet set including at least a pair of anti-shake magnets mounted on the movable unit and corresponding to the anti-shake coils one by one with spacing; and at least a shake sensor received in one of receiving holes of the anti-shake coils and electrically connected to corresponding anti-shake coil. | 07-16-2015 |
20150198816 | Lens driving device - Disclosed is a lens driving device for performing the function of anti-shaking. The device includes a shell having a base and a cover coupled with the base for forming a receiving space, a frame disposed in the receiving space, a moving unit disposed in the frame, a circuit board, a driving magnet unit having a first part and a second part, a driving coil, a anti-shaking coil disposed on the joining line of the first part and the second part, and a first position detecting unit for detecting the position of the frame. The area of the first part is greater than that of the second part. | 07-16-2015 |
20150195632 | PLASTIC FRAME AND SOUND TRANSDUCER USING THE SAME - A sound transducer is disclosed. The sound transducer includes a plastic frame having a cavity and a wall surrounding the cavity, the wall having an inside surface face toward the cavity and an outside surface opposite to the inside surface, a number of sinks disposed on the inside surface of the plastic frame in a row, a yoke located in the cavity and including a sidewall for contacting with the plastic frame, a gap formed by the sink cooperatively with the sidewall of the yoke, and bonding adhesive located in the gap for fixing the yoke in the frame firmly. | 07-09-2015 |
20150189442 | ELECTROMAGNETIC TRANSDUCER - An electromagnetic transducer is disclosed in the present invention. The electromagnetic transducer includes a frame including a receiving space; an assistant member made of metal material and embedded in the frame; a magnetic circuit unit having a magnetic gap and received in the receiving space; a diaphragm facing the magnetic circuit unit and mounted on the frame and a voice coil partially received in the magnetic gap for driving the diaphragm to vibrate and generate sound. | 07-02-2015 |
20150188398 | ELECTROMAGNETIC TRANSDUCER - An electromagnetic transducer is disclosed in the present invention. The electromagnetic transducer includes a frame comprising a receiving space, an upper surface and a lower surface opposite to the upper surface; a suspension including a suspending ring facing the receiving space and at least one pair of elastic arms with projections thereof disposed in an outline of the frame, wherein each of the elastic arms includes a fixing portion mounted on the lower surface and an vibration portion connected with the fixing portion, spaced from the lower surface and providing an vibration approaching and away from the lower surface; a magnetic circuit unit surrounded by the suspending ring for being elastically supported by the suspending ring in the receiving space; and an vibration unit assembled with the frame and facing the magnetic circuit unit. | 07-02-2015 |
20150183203 | Compound Membrane and Method for Manufacturing Same - A compound membrane includes a silicon-based layer and a polyetheretherketone layer heat compressed with the silicon-based layer. A method for manufacturing the compound membrane includes a the steps of providing a silicon-based layer, applying plasma treatment to the silicon-based layer, activating the upper surface of the silicon-based layer, providing a PEEK layer, and compounding the silicon-based layer and the PEEK layer by heat compression. The compound membrane of the present disclosure has the characters of high thermo-stability, great stability, and improved strength. | 07-02-2015 |
20150181345 | Miniature Speaker - A miniature speaker is disclosed. The miniature speaker includes a frame, a magnetic circuit received in the frame, a voice coil partially received in the magnetic circuit, a diaphragm connected to the voice coil, and a contact fixed by the frame for electrically connecting the voice coil to an external circuit. The contact includes an elastic arm, and a latch located at a position between two ends of the elastic arm. Corresponding to the latch, the frame includes a protrusion engaging with the latch for restricting the upward movement of the elastic arm. | 06-25-2015 |
20150163597 | MINIATURE SPEAKER - A miniature speaker is disclosed. The miniature speaker includes a frame providing a receiving space, a magnetic circuit positioned in the receiving space and a vibration unit including a diaphragm and a voice coil driving the diaphragm. The magnetic circuit includes a main magnet positioned on a center of the lower plate, a pair of auxiliary magnets positioned spaced from the main magnet for forming a magnetic gap, a pole plate attaching to a top surface of the main magnet, and an upper plate. The upper plate includes a pair of main segments attached to top surfaces of the auxiliary magnets, and a pair of connecting beams connecting with the main segments and located between the two auxiliary magnets. The magnets are prevent from being attracted to each other by virtue of the upper plate. | 06-11-2015 |
20150148096 | Electronic Mobile Device - An electronic mobile device is disclosed. The electronic mobile device includes a housing including a plurality of sidewalls, a receiving space formed by the sidewalls, a slot formed in one of the sidewalls, and a non-conductive portion received in the slot. The non-conductive portion includes a non-metal body having a first surface facing the receiving space and a second surface opposed to the first surface. An antenna module is coupled with the housing, and the antenna module comprises an antenna coil locating on the first surface of the non-metal body. | 05-28-2015 |
20150146313 | LENS DRIVING DEVICE - An lens holding device is disclosed. The lens holding device includes a stationary magnetic field generator having a housing and at least one magnet fixed on the housing, the housing having a receiving chamber; at least one elastic member attached to the stationary magnetic field generator; a movable magnetic field generator suspended in the receiving chamber by the elastic member and separated from the stationary magnetic field, the movable magnetic field generator having a lens holding device received in the housing for receiving at least a lens and a coil attached on the lens holding device and facing the magnet, the lens holding device having a lens barrel and a coil holder directly extending from the lens barrel for holding the coil. Wherein the lens barrel and the coil holder are integrated with each other, in which the pre-wind coil is then subsequently attached. This overcomes the issue of the coil deforming the lens barrel in the winding process. | 05-28-2015 |
20150145527 | Capacitive Sensor Circuit - A capacitive sensor circuit includes a sensor for providing a sensing voltage, a pre-processing circuit electrically connected to the sensor via an input connection line, and an impedance transformation circuit electrically connected between the input connection line and a bias point. The impedance transformation circuit includes a first impedance unit and a second impedance unit. The first impedance unit includes a first current mirror, and the second impedance unit includes a second current mirror configured as an invented matching current mirror of the first current mirror. The first current mirror is electrically connected to the input connection line, and the second current mirror is electrically connected to the bias point to receive a bias voltage. | 05-28-2015 |
20150137667 | CERAMIC MATERIAL, SINTER, CERAMIC DEVICE, PIEZOELECTRICITY CERAMIC BIMORPH AND GLUING METHOD THEREOF - The present disclosure provides a piezoelectricityity ceramic material. The piezoelectricityity ceramic material includes main components that are represented by a general chemical formula of Pb(Mn | 05-21-2015 |
20150116183 | SELF-CONFIGURABLE RESONANCE ANTENNA - A self-configurable resonance antenna includes a main antenna for transmitting and receiving radio waves of a plurality of mutually different frequency bands, a coupling element having at least two radiating patches with different effective electrical lengths for configuring the impedance of the self-configurable resonance antenna, and a matching circuit disposed between the main antenna and the coupling element. The matching circuit has a filter, a RF detector, a switching logic and a RF switch, the RF switch switching between at least the two radiating patches with different effective electrical lengths for adjusting the main antenna operating in different frequency bands. | 04-30-2015 |
20150110336 | Speaker Box - A speaker box is disclosed. The speaker box includes a housing and a speaker unit. The housing includes a bottom, a side connected with the bottom, and a rear volume formed by the side and the bottom, the side including a first side and a second side connecting with the first side. The speaker unit includes a frame, a magnetic circuit unit accommodated in the frame, a vibration unit positioned above the magnetic circuit unit and fixed to the frame, and a front volume. The frame includes a first sidewall abutting against the first side, and a second sidewall connecting with the first sidewall. The first side includes a first mounting portion, the first sidewall includes a second mounting portion engaging with the first mounting portion. | 04-23-2015 |
20150108697 | METHOD FOR PRODUCING FERRITE CERAMIC - A method for producing ferrite ceramic includes the steps of providing a ferrite powder; oven-drying the ferrite powder; adding organic additives into the oven-dried powder and mixing them to form a ferrite slurry; debubbling the ferrite slurry and then tape casting it into a green tape; heating the green tape in air to 300-500° C. for 5 h to remove the organic additives from the green tape; sintering the organic additives removed green tape at 900-1000° C. for 2-5 h to obtain ferrite ceramic. | 04-23-2015 |
20150086066 | ELECTRO-ACOUSTIC TRANSDUCER - An electro-acoustic transducer includes a frame, a magnet circuit unit accommodated in the frame, and a vibration unit engaging with the frame. The magnetic circuit unit includes a lower plate, a main magnet positioned centrally on the lower plate, a pair of auxiliary magnets positioned spaced from the main magnet for forming a magnetic gap, and a pair of upper plates attached to the auxiliary magnets, respectively. Each upper plate includes a base body integrated with the frame, and a restricting part extending from the base body and engaging with an inner surface of the auxiliary magnet facing the main magnet. | 03-26-2015 |
20150030198 | VIBRATION SOUNDER - A vibration sounder includes an enclosure having a receiving space, a stator received in the receiving space and a conductive terminal. The stator includes a magnetic yoke formed with a through hole. The mover locates above the stator. The conductive terminal includes an insulative portion received in the through hole and a conductive portion connecting with the insulative portion. The vibration sounder of the present disclosure has a small volume and a simple structure. | 01-29-2015 |
20150030195 | IN-EAR HEADPHONE WITH SOUND PICK-UP CAPABILITY - An in-ear headphone with sound pick-up capability is disclosed. The in-ear headphone includes a pair of ear pieces. Each of the ear pieces includes an ear tip, an audio receiver and an acoustic-to-electric transducer. The ear tip is capable of being inserted into an ear canal. The audio receiver is configured for recovering sound signals from audio electrical signals and transmitting the sounds signals to the ear canal via the ear tip. The acoustic-to-electric transducer is disposed on the ear tip, and configured for sensing vibration of an inner wall of the ear canal and generating an electrical signal in accordance with the vibration. | 01-29-2015 |
20150029605 | LENS DRIVING MOTOR - A focusing motor an enclosure includes: a lens barrel; a lower support; an iron sheet perpendicularly fixed to the lower support; a coil attached to an inner surface of the iron sheet; at least one pair of magnets arranged on an outer side of the barrel along an optic axis of the barrel and parallel to the coil, a magnetic pole of one magnet is opposite to that of an adjacent magnet; a first guide rail disposed on the outer side of the barrel; a second guide rail disposed on an inner side of the lower support and parallel to the first guide rail; and a pulley assembly located between the barrel and the lower support, and movable along the first and second guide rails. | 01-29-2015 |
20150028722 | PIEZOELECTRIC ENERGY RECOVERY SYSTEM - An energy recovery system for converting mechanical vibration to electric energy is disclosed. The system includes a case providing a plurality of sidewalls, a battery received in the case with a part of the battery positioned on one of the sidewalls of the case, and a number of piezoelectric energy collectors. Each of the collectors includes a cantilever capable of being activated to vibrate by the mechanical vibration. Electric current generated by deformation of the cantilever by virtue of the mechanical vibration is transmitted to the battery for recharging the battery. | 01-29-2015 |
20150023544 | VIBRATION SYSTEM AND SPEAKER USING THE SAME - A vibration system is disclosed. The vibration system includes a diaphragm and a voice coil that drives the diaphragm to vibrate. The diaphragm includes a fixing part for fixing the voice coil, and a heat sink is disposed on and fixed to the fixing part. A speaker using the vibration system is also disclosed. By disposing the heat sink on the diaphragm, heat can be dissipated from the voice coil effectively to ensure stability of the speaker. | 01-22-2015 |
20150023506 | Sound Generator - A sound generator includes a diaphragm including n sub-diaphragms (n, the amount of the sub-diaphragms); n voice coils corresponding to the sub-diaphragms; a signal source for outputting signals of n channels; n high-pass filters for receiving the signals of n channels and outputting n high frequency signals; n low-pass filters for receiving the signals of n channels and outputting n low frequency signals; a first mixer for mixing the n low frequency signals and then outputting a low frequency signal; and n second mixers for mixing the low frequency signal and the n high frequency signals, and then outputting n driving signals. The n driving signals actuates the n corresponding sub-diaphragms for producing stereo sounds. | 01-22-2015 |
20150016639 | Miniature Speaker - A miniature speaker is disclosed. The miniature speaker includes a frame, a magnetic circuit unit positioned by the frame and forming a magnetic gap, and a vibration unit. The vibration unit includes a vibration plate having a diaphragm including a central portion, a periphery suspending the diaphragm, a suspension surrounding the central portion with an edge connecting to the periphery, a stiffener located on the central portion, a border located on the central portion and surrounding the stiffener, and a voice coil including an inner side and an outer side opposed to the inner side. The border and the stiffener cooperatively form an interval therebetween. The stiffener controls the high frequency vibrations, and the border controls the low frequency vibrations. | 01-15-2015 |
20140355791 | MULTIFUNCTIONAL EARPHONE - A multifunctional earphone is disclosed. The multifunctional earphone includes a main body having an electroacoustic element incorporated therein for serving as an earphone, an ear-insertion body having a sound tube portion bonded with the main body, a wing portion extending around from the sound tube portion, and an acceleration sensor serving as a microphone embedded in the wing portion and formed a configuration such that the outer periphery of the wing portion contacts an external auditory meatus of a user's ear. The acceleration sensor includes a substrate directly or indirectly contacting with a vibration source, a spring connecting with the substrate, a weight and a piezoelectric element deformed by an external force from the weight, by which the piezoelectric element produces an electric energy based on piezoelectricity effect. | 12-04-2014 |
20140347229 | ANTENNA ASSEMBLY AND MOBILE TERMINAL USING SAME - An antenna assembly is disclosed. The antenna assembly includes a radiation body, an antenna feed portion, a RF feed portion, a first branch having one end electrically connecting to the antenna feed portion, and another end electrically connects to a first feed point of the radiation body, the first feed point dividing the radiation body into a first radiation portion and a second radiation portion. The antenna assembly further includes a second branch electrically connecting to a second feed point of the second radiation portion, an impedance matching circuit coupled between the antenna feed portion and the RF feed portion. The impedance matching circuit receives the low frequency signals and matches the impedance, then feeds to the antenna feed portion. | 11-27-2014 |
20140333488 | ANTENNA AND ELECTRONIC DEVICE USING SAME - The present disclosure provides an antenna and an electronic device using same. The antenna includes an antenna radiating element for radiating signals, a capacitive feed plate separated from and substantially parallel to the antenna radiating element for carrying out capacitive feed on the antenna radiating element, and a FPC antenna electrically connecting with the capacitive feed plate for feeding for the capacitive feed plate. The FPC antenna includes a plate-shaped main body, a feeding end, a ground end, an extending portion for being electrically connected with the capacitive feed plate, and a feeding strip extending vertically from the extending portion for improving the low-frequency performance of the antenna. | 11-13-2014 |
20140333181 | Haptic Feedback Device - Disclosed is a haptic feedback device. The device includes a first frame, a second frame connected with the first frame, a display mounted in the first frame, an actuator for driving the display to vibrate thereby generating sound, and a connecting unit for connecting the first frame and the second frame. | 11-13-2014 |
20140333178 | Piezoelectric Vibrator - Disclosed is piezoelectric vibrator including a piezoelectric vibrator unit. The piezoelectric vibrator has a vibrating portion, a mass attached on the vibrating portion and having an connecting portion attached on the vibrating portion and at least one extending portion extending from the connecting portion and away from the vibrating portion, and a holder having a stopping portion disposed between the extending portion of the mass and the vibrating portion. A distance from the extending portion to the at least one stopping portion is less than the amplitude of the vibration portion for limiting the vibrating portion and avoiding excessive amplitude of the vibrating portion. | 11-13-2014 |
20140306848 | ANTENNA ASSEMBLY AND MOBILE TERMINAL USING SAME - An antenna assembly of the present disclosure includes a grounding plate, a metal plate, a metal frame and an antenna body disposed between the grounding plate and the metal plate. The metal frame includes a closed annular portion, and the antenna body includes a feeding portion. One end of the feeding portion is electrically connected to the metal plate and the other end thereof is spaced apart from the grounding plate, and the closed annular portion is spaced apart from the metal plate. The antenna assembly of the present disclosure can improve the performances of the product and make the appearance of the product more aesthetic. Meanwhile, the present disclosure also provides a mobile terminal using the antenna assembly described above. | 10-16-2014 |
20140301596 | SCREEN SOUNDER - A screen sounder includes a housing having a front case, a screen supported by the front case, a piezoelectric module mounted with the screen for driving the screen to generate sound or converting vibration of the screen into electric energy, an audio signal source electrically connecting to the piezoelectric module for driving the piezoelectric module to vibrate, a rechargeable module electrically connecting to the piezoelectric module for receiving the electric energy, and a switching control unit electrically connecting with the piezoelectric module for switching the electrical connections between the audio signal source, the rechargeable module and the piezoelectric module. | 10-09-2014 |
20140285909 | Imaging Lens - An image lens is disclosed. The image lens includes, arranged in succession from the object side to the image side, an aperture stop S | 09-25-2014 |
20140285384 | ANTENNA ASSEMBLY AND MOBILE TERMINAL USING SAME - An embodiment of the present invention provides an antenna assembly and a mobile terminal. The antenna assembly includes an antenna body provided with a grounding plate and a feeding portion. The antenna body includes a radiating portion provided with an unclosed loop structure. The antenna assembly further has a metal frame. The metal frame is provided with a closed first loop portion surrounding an outer periphery of the radiating portion. An annular gap is formed between the first loop portion and the radiating portion. The antenna assembly of the present disclosure improves the product performance and makes the product appearance more aesthetic. | 09-25-2014 |
20140284135 | DIAPHRAGM AND SPEAKER USING SAME - A diaphragm is disclosed in the present disclosure. The diaphragm includes a middle layer, a first and a second adhesive layer attached on two side surfaces of the middle layer respectively, and a first layer adhered to the middle layer by the first adhesive layer and a second layer adhered to the middle layer by the second adhesive layer. The first adhesive layer is made of acrylic adhesive and the second adhesive layer is made of silica gel. A speaker using the diaphragm described above is also disclosed. The diaphragm can be used in a relatively wide temperature range and has a strong adaptability to the environment. | 09-25-2014 |
20140254858 | Electro-acoustic transducer - An electro-acoustic transducer includes a frame having sidewalls, a magnetic circuit system received in the frame and a vibration system fixed to the frame. The vibration system includes a vibrating diaphragm and a driving voice coil for driving the vibrating diaphragm to move. The electro-acoustic transducer further includes a communication coil, which is fixed within the frame and located below the vibrating diaphragm and surrounding the driving voice coil. The communication coil is a symmetric loop structure, which includes four straight edge portions and curved corner portions located at four corners to connect adjacent straight edge portions. A distance between each of the curved corner portions and the driving voice coil is greater than a distance between each of the straight edge portions and the driving voice coil. | 09-11-2014 |
20140233111 | Imaging Lens - An image lens is disclosed. The image lens includes, arranged in succession from the object side to the image side, an aperture stop S | 08-21-2014 |
20140211658 | WIRELESS APPARATUS AND NETWORK ADDRESS REPORT METHOD IN ZIGBEE NETWORK - A wireless apparatus in ZIGBEE network has a host controller, a ZIGBEE module communicated the host controller and including a RF transceiver for receiving or transmitting a signal, a ZIGBEE stack engine connected the RF transceiver, a decoder connected the ZIGBEE stack engine, a memory, a minor serial interface, and a serial command manger. The decoder decodes an address signal from the ZIGBEE stack engine and stores the address signal to the memory, and transmitting a signal to the host controller. The host controller sends an address request serial command according to the signal to the ZIGBEE module. According to the address request serial command, the serial command manager shifts the address signal from the memory to the minor serial interface and transmits the address signal to the host controller. | 07-31-2014 |
20140211608 | Method for Healing ZigBee Network - Disclosed is a ZigBee network healing method after the coordinator of the ZigBee network falls out and recovers subsequently. The method uses a router to determine whether a parent device of the router is the coordinator; if the router's parent is the coordinator, the router further determines a link status from the parent device; if the router determines the link status is not abnormal, the router activates a network recovery process. | 07-31-2014 |
20140159962 | GRIDDED ANTENNA AND METHOD FOR MANUFACTURING THE SAME - An antenna is disclosed. The antenna includes a substrate and an antenna layer disposed on a top surface of the substrate. The antenna layer includes a patch and a feed line electrically connected to the patch. The patch includes a number of slots disposed at a center portion thereof for forming a gridding part and an edge part surrounding the gridding part. A ratio of the width of the edge part and the width of the patch is at least 0.32. | 06-12-2014 |
20140153767 | EARPHONE - An earphone is disclosed. The earphone includes a housing forming a volume, a plurality of sound holes arranged in the housing, a sound generator received in the volume of the housing and cooperatively with the housing forming a front volume, a supporter accommodated in the volume of the housing and engaging with the sound generator forming a main back volume, and cooperatively with the housing forming a auxiliary back volume. The supporter includes bottom, a sidewall upwardly extending from the bottom and an acoustic pipe, the acoustic pipe communicating the main back volume with the auxiliary back volume for balancing an internal acoustic pressure of the earphone. | 06-05-2014 |
20140126128 | Electronic device - Disclosed is an electronic device. The electronic device includes a shell, a display panel coupled with the shell for forming an accommodating space, a receiver positioned in the accommodating space and a sound hole formed on the display panel. The sound hole is composed of a number of tiny holes, each of the tiny holes has a diameter less than 0.1 millimeter. The electronic device has a high working reliabilities and a good communication sound effect. | 05-08-2014 |
20140125582 | Gesture Recognition Apparatus and Method of Gesture Recognition - One embodiment of the invention discloses a gesture recognition apparatus including a left source configured to generate a left basic signal, a right source configured to generate a right basic signal, a detector configured to detect the left basic signal, the right basic signal and Doppler shift signals of the left and right basic signals after reflection by a hand, the detector disposed between the left source and the right source, and a processer configured to deal with signals from the detector and recognize a gesture. And a method of gesture recognition is also disclosed. | 05-08-2014 |
20140116800 | SPEAKER BOX - The present disclosure provides a speaker box including a main body portion and an upper plate connected to the main body portion. The main body portion includes a frame for receiving a speaker body therein. The frame has a cavity for housing the speaker body, a partition wall, and a groove separated from the cavity by the partition wall for preventing the frame from shrinking. A plurality of reinforcement ribs spaced from each other is disposed on an inner side wall opposite to the partition wall. | 05-01-2014 |
20130316476 | Manufacturing method of a retaining wall of an LED - A method for manufacturing a retaining wall of an LED is disclosed. The method includes the steps of: providing a substrate and applying a photosensitive layer on the substrate; exposing the photosensitive layer for forming a pattern of the retaining wall of the LED; removing the exposed photosensitive layer by etching process for forming a recess with a shape corresponding to the pattern of the retaining wall; filling the recess with ceramic slurry by screen printing process; drying the left photosensitive layer and the ceramic slurry for hardening the ceramic slurry, and then removing the left photosensitive layer; and sintering the ceramic slurry for forming the ceramic retaining wall. | 11-28-2013 |