Class / Patent application number | Description | Number of patent applications / Date published |
381433000 | Basket detail | 18 |
20090046889 | SPEAKER - The present invention relates to a speaker which includes a frame module. The frame module includes a frame body defining a gap thereon, a printed circuit board disposed on a rear surface of the frame body, a magnet mounted in the frame body, and a magnetic washer disposed before the magnet and in the frame body. A phonation module includes a diaphragm and a voice coil assembled in the frame body and surrounding the magnet and the magnetic washer. Two lead wires are led out from the voice coil and led out of the speaker through the gap of the frame body. The voice coil adheres to a back surface of the diaphragm. A steel mask with meshes is mounted in front of the diaphragm. | 02-19-2009 |
20100195864 | ELECTRO-ACOUSTIC TRANSDUCER COMPRISING A MEMS SENSOR - An electro-acoustic transducer ( | 08-05-2010 |
20100310112 | DIAPHRAGM AND MICRO-ELECTROACOUSTIC DEVICE INCORPORATING THE SAME - A diaphragm includes a central portion in a center of the diaphragm, a pleat portion surrounding the central portion and a flange surrounding the pleat portion. A plurality of pleats are defined in the pleat portion and extend from the central portion to the flange along a tangential direction of the central portion. | 12-09-2010 |
20100322461 | Bi-Directional Loudspeaker - A thin and cost-effective bi-directional loudspeaker which can reproduce high quality sound toward contrary directions simultaneously, arranged from bottom to the top, consists of a frame ( | 12-23-2010 |
20110044491 | LONG EXCURSION LOUDSPEAKER WITH CLOSED MAGNETIC CIRCUIT AND RIBBED ROBBIN EXTENDING THROUGH SLOTTED YOKE - An audio loudspeaker with an internal magnet geometry motor having a slotted cylinder having closed ends, a pair of oppositely charged magnets sandwiching a top plate and disposed between the closed ends of the cylinder, and a diaphragm assembly having a bobbin with spokes which extend through the slots. Mechanically connecting to the voice coil radially through the cylinder enables the lower suspension component to be places much lower and farther from the upper suspension component, improving stability of the suspension. The closed ends of the motor provide extremely low magnetic reluctance for the magnetic circuits at the respective ends of the motor. | 02-24-2011 |
20110235850 | MICRO-SPEAKER - A speaker includes a case, a dome, a diaphragm, a first voice coil, a second voice coil, a first pole plate, a second pole plate, a first magnet, a second magnet and a yoke. The case is supported on the frame to form a receiving room therebetween. The yoke includes a bottom portion and a side portion perpendicularly extending upward from the center of the bottom portion. A first magnetic gap is formed between the inner wall of the side portion and the outer wall of the magnet for receiving the first voice coil, and a second magnetic gap is formed between the outer wall of the side portion and the inner wall of the second magnet for receiving the second voice coil. | 09-29-2011 |
20110243371 | MICRO-SPEAKER AND METHOD FOR MANUFACTURING SAME - A method of soldering terminals of a micro-speaker on a circuit board comprises the following steps. Firstly, providing a circuit board having a pair of through holes passing therethrough, and two soldering sections defined surrounding the pair of through holes. Secondly, the soldering sections are plated with soldering tin. Thirdly, providing a pair of columned terminals, the terminal includes an upper portion, a low portion and a body connecting between the upper portion and the low portion. Fourthly, the low portion of the terminal is inserted into the corresponding through hole and the body is resisted on the soldering section. Fifthly, the soldering tin is heated to solder the body on the soldering tin. Finally, the upper portion of the terminal is soldered onto the corresponding end of the voice coil. As a result, soldering defective can be reduced. | 10-06-2011 |
20110280433 | LINEAR VIBRATION DEVICE - Disclosed is a linear vibration device, the linear vibration device including: a case formed with a storage space; a vibrator including a cylindrical back yoke accommodated in the storage space, a magnet mounted on the back yoke, a leaf spring coupled to the back yoke and a weight coupled to the back yoke; and a coil block accommodated in the case to face the magnet, wherein one lateral end of the leaf spring is coupled to the case, and the other lateral end of the leaf spring facing the one lateral end is coupled to the back yoke. | 11-17-2011 |
20120155699 | SPEAKER AND YOKE THEREOF - A speaker includes a frame, a yoke located at a bottom side of the frame, a magnet disposed in the yoke, a washer disposed in the yoke and arranged on the magnet, a voice coil and a diaphragm. The yoke includes a bottom wall and an annular sidewall extending upward from a peripheral edge of the bottom wall. The bottom wall and the sidewall cooperatively define a receiving chamber. The sidewall defines a groove in an inner circumferential surface around an axis of the yoke. Outer peripheral surfaces of the magnet and the washer, and the inner circumferential surface of the sidewall of the yoke, cooperatively define an annular air gap. The voice coil encloses the washer. A bottom end of the voice coil is interposed into an upper portion of the air gap. The diaphragm is supported by the frame and is connected to the voice coil. | 06-21-2012 |
20120224740 | SPEAKER WITH MAGNETIC FIELD ENHANCING WASHER AND DISK - An exemplary speaker includes a yoke having a bottom wall and a sidewall extending upwardly from a periphery of the bottom wall. The speaker further includes a supporting post, a first magnet, a disk and a second magnet sequentially stacked on the bottom wall, and a washer attached on the sidewall and surrounding the disk. A magnetic gap is defined between the washer and the disk. A voice coil is partly received in the magnetic gap. A diaphragm is attached to the voice coil. | 09-06-2012 |
20120250931 | SHALLOW SPEAKER - An improved shallow speaker is disclosed having a molded diaphragm with an outer, depending, annular cylindrical subcone that connects to a channel formed in the outer perimeter of the spider. Embodiments for round and cornered (polygonal, etc.) speakers are provided. The top plate has a raised outer annular portion for receiving an annular spider flange with or without screw holes for clamping the inner spider flange with a spider ring. In the cornered speaker embodiments, flanges extend from the cylindrical portions to the cornered portions including from a diaphragm inner glue flange over the depressed central portion and from the annular cylindrical subcone both outwardly and inwardly to top diaphragm portions. Routing of the tinsel may be through one or more openings in the annular cylindrical subcone and along the diaphragm inner surfaces, with channels in or on those surfaces for securely routing the tinsel. | 10-04-2012 |
20130016874 | MICRO-SPEAKERAANM Huang; Xing-zhiAACI ShenzhenAACO CNAAGP Huang; Xing-zhi Shenzhen CNAANM Xi; Li-zhuAACI ShenzhenAACO CNAAGP Xi; Li-zhu Shenzhen CNAANM Zhang; XiongAACI ShenzhenAACO CNAAGP Zhang; Xiong Shenzhen CN - A micro-speaker includes a frame, a diaphragm mounted on the frame, a magnetic system received in the frame and defining a magnetic gap, a voice coil driving the diaphragm and suspended in the magnetic gap, and a suspension having a body portion and at least a pair of connecting portion extending from the body portion and mounted on the frame. The body portion of the suspension connects with the voice coil and far away from the diaphragm for cooperating with the diaphragm to fix the coil firmly, thereby ensuring the vibrating of the diaphragm is stable and balanced. | 01-17-2013 |
20130070956 | SPEAKER - A speaker includes a speaker main body and attachment parts arranged to attach the speaker main body to an electronic apparatus such as a television. The speaker is attached to the electronic apparatus as a result of fitted holes in the attachment parts being fitted over projections on the electronic apparatus. Each of the attachment members includes a metal plate integral with a frame of the speaker main body and a rearward extension part that is bent from a side edge of the frame toward a back of the speaker main body and an inward extension part that is bent from the rearward extension part toward an inside of the speaker main body. Portions of the inward extension parts overlap with the speaker main body on the back side of the speaker main body. The fitted holes are provided in the inward extension parts. | 03-21-2013 |
20130202149 | SPEAKER APPARATUS WITH N-DIVIDED MAGNET STRUCTURE - A speaker apparatus with an N-divided magnet structure for an audio device includes a hollow-type speaker frame, at least two unit magnets arranged within the hollow-type speaker frame, a voice coil installed adjacent to the unit magnets, and a diaphragm. The at least two unit magnets are arranged at predetermined intervals on a magnet arrangement line, thereby excluding an unnecessary part of a magnet, and at least one divided unit magnet is formed. Thus, the abuse of a magnet substrate by magnet cutting of a closed loop shape is prevented and a cost reduction of the audio device is promoted. | 08-08-2013 |
20130279739 | Acoustic Transducer Basket Assembly - An acoustic transducer basket for receiving and electrically contacting an acoustic transducer. The basket includes a spring bracket formed as an integral part of the basket. First electrical contact areas are formed on this spring for electrically contacting the basket of the spring force of the spring. The basket has second electrical contact areas for electrically connecting the acoustic transducer, and there is an electrical connection between first electrical contact areas and second electrical contact areas. | 10-24-2013 |
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 |
20140355816 | Microspeaker with Improved Soldering Structure - A microspeaker is provided with a soldering structure which can overcome a process defect or a progressive defect during the soldering of a terminal pad and a suspension. A sound transducer has a frame, a magnetic circuit, a voice coil and a diaphragm, the microspeaker with an improved soldering structure, and including: a suspension guiding a vibrating direction of the diaphragm and the voice coil, made of a conductive material to apply electrical signals to the voice coil, and having a through hole at its corners; and a terminal pad secured to the frame, one end of which is brought into contact with a terminal outside of the sound transducer, the other end of which passes through the through hole of the suspension. | 12-04-2014 |
20160088395 | Speaker Terminals - Embodiments for speaker terminals of a speaker assembly are provided. The speaker terminals may include a first rigid conductive structure having (i) a first input terminal configured to couple to a first output of an audio source and (ii) a first output terminal configured to couple to a first input of a voice coil, and a second rigid conductive structure having (i) a second input terminal configured to couple to a second output of the audio source and (ii) a second output terminal configured to couple to a second input of the voice coil. A speaker basket is molded about at least a portion the first rigid conductive structure and at least a portion of the second rigid conductive structure. Such a speaker basket having molded within the speaker terminals may be a component in a speaker assembly. | 03-24-2016 |