WO2014137010A1 - Plate-type speaker comprising vibration plate integrally formed with voice film - Google Patents

Plate-type speaker comprising vibration plate integrally formed with voice film Download PDF

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Publication number
WO2014137010A1
WO2014137010A1 PCT/KR2013/001870 KR2013001870W WO2014137010A1 WO 2014137010 A1 WO2014137010 A1 WO 2014137010A1 KR 2013001870 W KR2013001870 W KR 2013001870W WO 2014137010 A1 WO2014137010 A1 WO 2014137010A1
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WO
WIPO (PCT)
Prior art keywords
voice
voice coil
pcb
fpcb
diaphragm
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Application number
PCT/KR2013/001870
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French (fr)
Korean (ko)
Inventor
김동만
Original Assignee
주식회사 엑셀웨이
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Application filed by 주식회사 엑셀웨이 filed Critical 주식회사 엑셀웨이
Priority to PCT/KR2013/001870 priority Critical patent/WO2014137010A1/en
Publication of WO2014137010A1 publication Critical patent/WO2014137010A1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/06—Arranging circuit leads; Relieving strain on circuit leads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers

Definitions

  • the present invention relates to a flat panel speaker, and more particularly to a flat panel speaker using a PCB or FPCB itself as a diaphragm.
  • the speaker includes a voice coil and a diaphragm interposed between the magnets, and generates sound by vibrating the diaphragm by the movement of the voice coil.
  • magnets are arranged at regular intervals on both sides of the flat voice coil and its sides to generate organic electromotive force according to Flaming's left-hand law and Lorentz's principle, forming a frequency according to the voice, and the frequency vibrates the diaphragm Is reproduced.
  • the voice coil is spirally wound or printed in an elliptical shape on one side or both sides of a plate-shaped coil base to form a voice coil plate.
  • the vibration plate is attached to the upper end of the voice coil plate in the longitudinal direction, and the vibration plate vibrates according to the movement of the voice coil plate to generate sound.
  • a voice coil may be used by winding a coil, but recently, a pattern is printed by a printed circuit board (PCB) or a flexible printed circuit board (FPCB) according to the slimming of a speaker.
  • PCB printed circuit board
  • FPCB flexible printed circuit board
  • the voice coil plate is arranged between the magnets to flow a current through the voice coil to form a magnetic circuit structure to generate organic electromotive force between the voice coil and the pair of magnets, wherein the voice coil plate is a pair of magnets It is positioned in the vertical form in between.
  • the vertically formed voice coil plate and a pair of magnet structures formed on both sides of the voice coil plate are structurally problematic in slimming flat panel speakers.
  • An object of the present invention for solving the above-mentioned conventional problems is to develop an ultra-thin speaker by forming a PCB or FPCB voice film integrally with the diaphragm.
  • a flat panel speaker including a PB voice film integrated diaphragm includes a magnetic body including one magnet, a yoke plate magnetized with different polarities on upper and lower surfaces of the magnet, and a voice.
  • a coil is pattern-printed in the form of a track, and is positioned above the magnetic body, and the magnet is positioned inside the track pattern of the voice coil to form a magnetic circuit and has a function of a diaphragm (FPCB) or PCB (Flexible Printed Circuit Board).
  • FPCB diaphragm
  • PCB Flexible Printed Circuit Board
  • the flat-panel speaker provided with a PCB voice film integrated diaphragm includes a magnetic body in which a yoke plate is formed on the upper and lower surfaces of 2n (n is a positive integer) magnets, and a voice arranged horizontally in 2n multi-layers.
  • the coil is pattern-printed in the form of a track, and is positioned on top of the magnetic body, and each of the magnets is formed of a printed circuit board (PCB) having a function of a diaphragm while constituting a magnetic circuit by forming the magnetic circuit. It is possible to realize an ultra-slim flat panel speaker.
  • PCB printed circuit board
  • the flat-panel speaker provided with a PCB voice film integrated diaphragm includes a magnetic body in which a yoke plate is formed on the upper and lower surfaces of 2n (n is a positive integer) magnets, and a voice arranged horizontally in 2n multi-layers.
  • a coil is pattern-printed in the form of a track, and is positioned on top of the magnetic body, and each of the magnets is positioned inside the track pattern of the voice coil to form a magnetic circuit, which functions as a flexible printed circuit board (FPCB) having a function of a diaphragm. It is possible to implement ultra-slim flat panel speakers.
  • FPCB flexible printed circuit board
  • the lead wires of the + and-terminals of the voice coil may be integrally formed in the FPCB.
  • the cover film is further laminated on the upper surface of the FPCB can be implemented to improve the characteristics of the diaphragm and sound.
  • the current flowing through the voice coil may be implemented to flow in a constant direction at a right angle to the direction of the magnetic field as a precondition for implementing the present invention.
  • the PCB or FPCB voice film is formed integrally with the diaphragm to develop and manufacture an ultra-thin speaker, thereby contributing to maximizing the productivity and quality of the flat speaker.
  • FIG. 1 is a perspective view of a first structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
  • FIG. 2 is a plan view and a side view of a first structure of a flat panel speaker equipped with a PCB voice film integrated diaphragm according to the present invention.
  • FIG 3 is a perspective view of a second structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
  • FIG. 4 is a plan view and a side view of a second structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
  • Fig. 5 is a perspective view of a third structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
  • FIG. 6 is a plan view and a side view of a third structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
  • FIG. 7 is a fourth structural diagram of a flat speaker provided with a PB voice film integrated diaphragm according to the present invention.
  • the first structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention is an example of a structure using one magnet and one voice film
  • the second structure is an example using a PCB (Printed Circuit Board)
  • the third structure is an example using a flexible printed circuit board (FPCB)
  • the fourth structure is an example using an FPCB and a film cover.
  • FIG. 1 is a perspective view of a first structure of a flat panel speaker provided with a PCB voice film integrated diaphragm according to the present invention
  • Fig. 2A is a plan view
  • Fig. 2B is a side view.
  • the flat speaker 100 having a PB voice film integrated diaphragm according to the present invention is a diaphragm 103 consisting of FPCB or PCB 101 and the edge 102, and a magnet It comprises a magnetic body 106 formed by the 104 and the yoke plate 105, and an enclosure (not shown) including and forming them.
  • the first structure of FIG. 1 has a structure in which one voice coil 107 is pattern-printed in a track shape and one magnet 104 is disposed below it.
  • the FPCB or PCB 101 itself serves as a diaphragm, and the voice coil 107 is pattern-printed in a track form on the FPCB or PCB 101.
  • the voice coil 107 is printed in track type and may be printed on one or both sides of the FPCB or PCB 101.
  • An edge 102 for increasing the vibration efficiency of the diaphragm may be further formed at the edge of the FPCB or the PCB 101, and in the case of the FPCB, a lead wire for electrically connecting both terminals of the voice coil 107 using the characteristics thereof. 5 and 6 may be formed to be drawn out of the diaphragm 103, and in the case of a PCB, lead terminals 108a and 108b for electrically connecting both terminals of the voice coil 107 may be formed. Can be formed on one side.
  • One end 109a of the voice coil 107 is common to one lead terminal 108a or lead wire, and the other end 110a is common to the other lead terminal 108b or lead wire.
  • a magnetic body 106 is arranged under the diaphragm 103.
  • the magnetic body 106 is composed of a magnet 104 and a yoke plate 105.
  • the voice coil 107 and the magnetic body 106 are formed so that the magnet 104 is located in the track-shaped inner portion (unpatterned portion) of the voice coil 107 to constitute a magnetic circuit.
  • the magnet 104 is located inside the track shape of the voice coil 107.
  • portions of the voice coil 107 without the pattern printed circuit are indicated by dotted lines, and the magnets 104 are disposed therebetween.
  • Yoke plates 105 are formed on the top, bottom, left, and right sides of the magnet 104, and are magnetized to have different polarities between the top, bottom, and adjacent sides.
  • Fig. 3 is a perspective view of a second structure of a flat panel speaker equipped with a PCB voice film integrated diaphragm according to the present invention
  • Fig. 4A is a plan view
  • Fig. 4B is a side view.
  • the flat speaker 200 having the PB voice film integrated diaphragm according to the present invention includes a diaphragm 203 including a PCB (Printed Circuit Board) 201 and an edge 202. And a magnetic body 206 formed by the magnet 204 and the yoke plate 205, and an enclosure (not shown) including and forming them.
  • PCB Print Circuit Board
  • the PCB 201 itself serves as a diaphragm, and a voice coil 207 is printed on the PCB 201.
  • the voice coil 207 is printed in a track type and may be printed on one or both sides of the PCB 201.
  • An edge 202 may be further formed at the edge of the PCB 201 to increase the vibration efficiency of the diaphragm, and the PCB 201 may have lead terminals 208a and 208b for electrically connecting both terminals of the voice coil 207. Is formed on one side.
  • One end 209a, 209b of each of the voice coils 207 is common to one lead terminal 208a, and each other end 210a, 210b is common to the other lead wire 208b.
  • a magnetic body 206 is arranged under the diaphragm 203.
  • the magnetic body 206 is composed of a magnet 204 and a yoke plate 205, and the magnets 204 are arranged such that NS poles between neighboring magnets have the same polarity.
  • the voice coil 207 and the magnetic body 206 form a magnetic circuit so that each magnet 204 is formed so as to be located at an unpatterned portion inside or in the track shape of the voice coil 207.
  • each magnet 204 is located in the inner portion of the track shape without the pattern printed circuit of the voice coil 207.
  • portions of the voice coil 207 without the pattern-printed circuit are indicated by dotted lines, and the magnets 204 are disposed therebetween.
  • Yoke plates 205 are formed on the top, bottom, left, and right sides of the magnet 204, and magnetized to have different polarities between the top, bottom, and adjacent sides.
  • One yoke plate 205 is formed per one magnet 204 and the yoke plate is formed in a 'c' shape to illustrate magnetized S-pole-N-pole as an example, but is not limited thereto. It is not necessary to make the polarity between the upper and lower sides adjacent to each other, but the shape structure will not matter.
  • the voice coil 207 is preferably printed with a multilayer voice coil with an even number of 2n (n is a positive integer), and the number of magnets 204 is also 2n depending on the number of multilayers of the voice coil 207. Even numbers can be matched.
  • the magnetic circuit is arranged up and down unlike before, in order to maximize the magnetic field efficiency, the number of voice coils 207 and the number of magnets 204 in 1: 1 are arranged, in particular when the even number of multilayers This is to derive the maximum magnetic field in the magnetic circuit of the structure to increase the efficiency of the sound energy.
  • the current flowing through the voice coil 207 is perpendicular to the direction of the magnetic field so as to flow in a constant direction.
  • FIG. 5 is a perspective view of a third structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention
  • FIG. 6A is a plan view of a third structure
  • FIG. 6B is a third structure Side view.
  • the flat speaker 300 having the PB voice film integrated diaphragm according to the present invention includes a diaphragm 303 including a flexible printed circuit board (FPCB) 301 and an edge 302. And a magnetic body 306 formed by the magnet 304 and the yoke plate 305, and an enclosure (not shown) including and forming them.
  • FPCB flexible printed circuit board
  • the FPCB 301 itself serves as a diaphragm, and a voice coil 307 is printed on the FPCB 301.
  • the voice coil 307 is printed in a track type and may be printed on one or both sides of the FPCB 301.
  • An edge 302 may be further formed at an edge of the FPCB 301 to increase vibration efficiency of the diaphragm, and lead wires 308a for electrically connecting both terminals of the voice coil 307 using the characteristics of the FPCB 301 may be provided. , 308b) is formed to be drawn outward.
  • One end 309a, 309b of each of the voice coils 307 is common to one lead wire 308a, and the other end 310a, 310b is common to the other lead wire 308b.
  • a magnetic body 306 is arranged below the diaphragm 303 or the FPCB 301.
  • the magnetic body 306 is composed of the magnet 304 and the yoke plate 305, the magnet 304 is arranged so that the NS pole between neighboring magnets have the same polarity.
  • the voice coil 307 and the magnetic body 306 form a magnetic circuit so that the magnets 304 are each formed in an inner portion of the track shape of the voice coil 307.
  • Yoke plates 305 are formed on the top, bottom, left, and right sides of the magnet 304, and magnetized to have different polarities between the top, bottom, and adjacent sides.
  • the voice coil 307 is preferably printed as a multilayer voice coil with an even number of 2n (n is a positive integer), and the even number of magnets 304 is even according to the number of multilayers of the voice coil 307. It is preferable to correspond by the number of.
  • the current direction flowing through the voice coil 307 is perpendicular to the direction of the magnetic field to flow in a constant direction.
  • the flat panel speaker according to the present invention is a printed circuit board printed with the FPCB-type coil coil is not connected to the diaphragm, it can act as a vibration plate itself, it is possible to implement the ultra-slim speaker.
  • FPCB is used as the diaphragm itself, and it becomes possible to pattern-print the + and-lead wires of a voice coil integrally using the FPCB characteristic.
  • FIG. 7 is a fourth structural diagram of a flat speaker provided with a PB voice film integrated diaphragm according to the present invention.
  • the fourth structure of FIG. 7 is the same as the third structure of FIG. 6, and has a structure in which a film 401 is laminated on the upper surface of the FPCB 403 having the function of only a diaphragm at the same time.
  • Film 401 can be implemented in a variety of materials, such as paper, pulp, carbon, plastic, and the film 401 on the surface having a PCB and diaphragm function can be laminated to vary the change in the sound ringing vibration from the diaphragm, The quality of sound energy can be improved.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Abstract

The present invention relates to a plate-type speaker, and more specifically, to a plate-type speaker in which a printed circuit board (PCB) or a flexible printed circuit board (FPCB) serves as a vibration plate. The plate-type speaker comprising the vibration plate integrally formed with a PCB voice film, according to the present invention, comprises: one magnet; a magnetic body comprising yoke plates provided on the upper and lower surfaces of the magnet and magnetized so as to have different polarities; and the FPCB or the PCB on which a voice coil is printed as a pattern in the shape of a track, wherein the FPCB or the PCB is positioned above the magnetic body, and wherein the magnet is arranged on the inside of the track pattern of the voice coil so as to form a magnetic circuit so that the FPCB or the PCB functions as the vibration plate, thereby enabling an ultra-slim plate-type speaker.

Description

피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커Flat panel speaker with PC voice film integrated diaphragm
본 발명은 평판형 스피커에 관한 것으로, 보다 상세하게는 PCB 또는 FPCB 자체를 진동판으로 하는 평판형 스피커에 관한 것이다.The present invention relates to a flat panel speaker, and more particularly to a flat panel speaker using a PCB or FPCB itself as a diaphragm.
스피커는 자석 사이에 개재된 보이스 코일 및 진동판을 구비하며, 보이스 코일의 움직임에 의해 진동판이 진동함으로써 음을 발생한다. The speaker includes a voice coil and a diaphragm interposed between the magnets, and generates sound by vibrating the diaphragm by the movement of the voice coil.
평판형 스피커는 평판형 보이스 코일과 그 양측면에 일정 간격을 두고 자석이 배치되어 플래밍의 왼속 법칙과 로렌쯔 원칙에 의해 유기 기전력을 발생시켜 음성에 따른 주파수를 형성하여 그 주파수가 진동판을 진동시켜 소리로 재현된다.In the flat speaker, magnets are arranged at regular intervals on both sides of the flat voice coil and its sides to generate organic electromotive force according to Flaming's left-hand law and Lorentz's principle, forming a frequency according to the voice, and the frequency vibrates the diaphragm Is reproduced.
보이스 코일은 플레이트 형상의 코일 베이스 단면 또는 양면에 타원 형태로 와권되거나 인쇄 패턴되어 보이스 코일판을 형성한다. The voice coil is spirally wound or printed in an elliptical shape on one side or both sides of a plate-shaped coil base to form a voice coil plate.
보이스 코일판 상단측에는 길이 방향으로 진동판이 부착되며, 보이스 코일판의 움직임에 따라 진동판이 진동함으로써 음을 발생시킨다.The vibration plate is attached to the upper end of the voice coil plate in the longitudinal direction, and the vibration plate vibrates according to the movement of the voice coil plate to generate sound.
일반적으로 보이스 코일은 코일을 권취하여 사용할 수도 있으나 근래에는 스피커의 슬림화에 따라 PCB(Printed Circuit Board) 또는 FPCB(Flexible Printed Circuit Board)로 패턴 인쇄되어 사용된다.In general, a voice coil may be used by winding a coil, but recently, a pattern is printed by a printed circuit board (PCB) or a flexible printed circuit board (FPCB) according to the slimming of a speaker.
그러나, 보이스 코일판은 자석 사이에 배치되어 보이스 코일에 전류를 흘려줌으로써 보이스 코일과 한 쌍의 자석간에 유기 기전력을 발생시키는 구조로 자기회로를 구성하게 되는 데, 이때 보이스 코일판은 한 쌍의 자석 사이에 세로 형태로 위치되게 된다.However, the voice coil plate is arranged between the magnets to flow a current through the voice coil to form a magnetic circuit structure to generate organic electromotive force between the voice coil and the pair of magnets, wherein the voice coil plate is a pair of magnets It is positioned in the vertical form in between.
세로 형태로 세워진 보이스 코일판과 보이스 코일판의 양측에 형성된 한 쌍의 자석 구조는 평판형 스피커의 슬림화에 구조적으로 문제가 될 수 밖에 없다.The vertically formed voice coil plate and a pair of magnet structures formed on both sides of the voice coil plate are structurally problematic in slimming flat panel speakers.
상술한 종래의 문제점을 해결하기 위한 본 발명의 과제는, PCB 또는 FPCB 보이스 필름을 진동판과 일체형으로 형성하여 초박막 스피커를 개발하고자 한다.An object of the present invention for solving the above-mentioned conventional problems is to develop an ultra-thin speaker by forming a PCB or FPCB voice film integrally with the diaphragm.
또한, PCB 또는 FPCB 보이스 필름을 사용함으로써 생산성의 극대화 및 품질의 향상을 높일 수 있는 평판형 스피커를 제공하고자 한다.In addition, the use of a PCB or FPCB voice film to provide a flat speaker that can maximize the productivity and increase the quality.
상술한 과제를 해결하기 위한 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커는, 1 개의 자석과, 상기 자석의 상하면에 서로 다른 극성으로 자화된 요크 플레이트를 포함하는 자기체와, 보이스 코일이 트랙형태로 패턴 인쇄되고, 상기 자기체의 상부에 위치되며, 상기 자석이 보이스 코일의 트랙 패턴 내측에 위치되어 자기회로를 구성하면서 진동판의 기능을 갖는 FPCB(Flexible Printed Circuit Board) 또는 PCB(Printed Circuit Board)로 이루어져 초슬림형 평판형 스피커를 구현 가능하도록 한다.According to an aspect of the present invention, a flat panel speaker including a PB voice film integrated diaphragm according to the present invention includes a magnetic body including one magnet, a yoke plate magnetized with different polarities on upper and lower surfaces of the magnet, and a voice. A coil is pattern-printed in the form of a track, and is positioned above the magnetic body, and the magnet is positioned inside the track pattern of the voice coil to form a magnetic circuit and has a function of a diaphragm (FPCB) or PCB (Flexible Printed Circuit Board). Printed Circuit Board) enables ultra-slim flat panel speakers.
또한, 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커는, 2n(n은 양의 정수) 개의 자석의 상하면에 요크 플레이트가 형성되는 자기체와, 2n 개의 멀티 레이어로 수평 배열되는 보이스 코일이 트랙형태로 패턴 인쇄되고, 상기 자기체의 상부에 위치되며, 상기 자석들 각각이 보이스 코일의 트랙 패턴 내측에 위치되어 자기회로를 구성하면서 진동판의 기능을 갖는 PCB(Printed Circuit Board)로 이루어져 초슬림형 평판형 스피커를 구현 가능하도록 한다.In addition, the flat-panel speaker provided with a PCB voice film integrated diaphragm according to the present invention includes a magnetic body in which a yoke plate is formed on the upper and lower surfaces of 2n (n is a positive integer) magnets, and a voice arranged horizontally in 2n multi-layers. The coil is pattern-printed in the form of a track, and is positioned on top of the magnetic body, and each of the magnets is formed of a printed circuit board (PCB) having a function of a diaphragm while constituting a magnetic circuit by forming the magnetic circuit. It is possible to realize an ultra-slim flat panel speaker.
또한, 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커는, 2n(n은 양의 정수) 개의 자석의 상하면에 요크 플레이트가 형성되는 자기체와, 2n 개의 멀티 레이어로 수평 배열되는 보이스 코일이 트랙형태로 패턴 인쇄되고, 상기 자기체의 상부에 위치되며, 상기 자석들 각각이 보이스 코일의 트랙 패턴 내측에 위치되어 자기회로를 구성하면서 진동판의 기능을 갖는 FPCB(Flexible Printed Circuit Board)로 이루어져 초슬림형 평판형 스피커를 구현 가능하도록 한다.In addition, the flat-panel speaker provided with a PCB voice film integrated diaphragm according to the present invention includes a magnetic body in which a yoke plate is formed on the upper and lower surfaces of 2n (n is a positive integer) magnets, and a voice arranged horizontally in 2n multi-layers. A coil is pattern-printed in the form of a track, and is positioned on top of the magnetic body, and each of the magnets is positioned inside the track pattern of the voice coil to form a magnetic circuit, which functions as a flexible printed circuit board (FPCB) having a function of a diaphragm. It is possible to implement ultra-slim flat panel speakers.
여기서, 상기 FPCB에는 상기 보이스 코일의 +, - 단자의 리드선이 일체로 형성될 수 있다.Here, the lead wires of the + and-terminals of the voice coil may be integrally formed in the FPCB.
여기서, 상기 FPCB 상면에는 커버 필름이 더 적층되어 진동판과 소리의 특성을 향상시킬 수 있도록 구현할 수 있다.Here, the cover film is further laminated on the upper surface of the FPCB can be implemented to improve the characteristics of the diaphragm and sound.
여기서, 상기 보이스 코일에 흐르는 전류 방향은 자기장의 방향에 직각을 이루어 일정한 방향으로 흐르도록 구현되는 것이 본 발명을 구현하기 위한 전제조건으로서 가능하다.Here, the current flowing through the voice coil may be implemented to flow in a constant direction at a right angle to the direction of the magnetic field as a precondition for implementing the present invention.
상술한 본 발명의 구성에 따르면, PCB 또는 FPCB 보이스 필름을 진동판과 일체형으로 형성하여 초박막 스피커를 개발 및 제작이 가능하고, 평판형 스피커의 생산성 극대화 및 품질 향상에 기여할 수 있게 된다.According to the above-described configuration of the present invention, the PCB or FPCB voice film is formed integrally with the diaphragm to develop and manufacture an ultra-thin speaker, thereby contributing to maximizing the productivity and quality of the flat speaker.
나아가, 갈수록 소형화되고 박막화되는 디스플레이 기기에 적합한 초박막 스피커를 제공하는 것이 가능하고, 수직으로 연결되는 보이스 코일의 연결을 없앰으로써 더욱 얇은 스피커를 제작하는 것이 가능하게 된다.Furthermore, it is possible to provide an ultra-thin speaker suitable for an increasingly miniaturized and thinner display device, and to make a thinner speaker by eliminating the connection of the vertically connected voice coil.
도 1은 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제1 구조의 사시도이다.BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view of a first structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
도 2는 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제1 구조의 평면도와 측면도이다.2 is a plan view and a side view of a first structure of a flat panel speaker equipped with a PCB voice film integrated diaphragm according to the present invention.
도 3은 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제2 구조의 사시도이다.3 is a perspective view of a second structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
도 4는 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제2 구조의 평면도와 측면도이다.4 is a plan view and a side view of a second structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
도 5는 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제3 구조의 사시도이다.Fig. 5 is a perspective view of a third structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
도 6은 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제3 구조의 평면도와 측면도이다.FIG. 6 is a plan view and a side view of a third structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention. FIG.
도 7은 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제4 구조도이다.7 is a fourth structural diagram of a flat speaker provided with a PB voice film integrated diaphragm according to the present invention.
100, 200, 300 : 평판형 스피커 101 : FPCB 또는 PCB100, 200, 300: flat panel speaker 101: FPCB or PCB
102, 202, 302 : 엣지 103, 203, 303, 403 : 진동판102, 202, 302: Edge 103, 203, 303, 403: Diaphragm
104, 204, 304 : 자석 105, 205, 305 : 요크 플레이트104, 204, 304: magnet 105, 205, 305: yoke plate
106, 206, 306 : 자기체 107, 207, 307 : 보이스 코일106, 206, 306: Magnetic body 107, 207, 307: Voice coil
108a, 108b, 208a, 208b : 리드단자 109a, 209a, 209b, 309a : 일단108a, 108b, 208a, 208b: lead terminals 109a, 209a, 209b, 309a: once
110a, 210a, 210b, 310a : 타단 201 : PCB110a, 210a, 210b, 310a: other end 201: PCB
301 : FPCB 308a, 308b : 리드선301: FPCB 308a, 308b: lead wire
이하, 첨부된 도면을 참조하여 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 구조 및 작용효과를 설명한다.Hereinafter, with reference to the accompanying drawings will be described the structure and effect of the flat panel speaker having a PB voice film integrated diaphragm according to the present invention.
본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제1 구조는 하나의 자석과 하나의 보이스 필름을 사용한 구조의 예이고, 제2 구조는 PCB(Printed Circuit Board)를 사용한 예이며, 제3 구조는 FPCB(Flexible Printed Circuit Board)를 사용한 예이며, 제4 구조는 FPCB와 필름 커버를 사용한 예를 보인 것이다.The first structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention is an example of a structure using one magnet and one voice film, the second structure is an example using a PCB (Printed Circuit Board), The third structure is an example using a flexible printed circuit board (FPCB), the fourth structure is an example using an FPCB and a film cover.
도 1은 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제1 구조의 사시도이고, 도 2의 (A)는 평면도이며, 도 2의 (B)는 측면도이다.BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view of a first structure of a flat panel speaker provided with a PCB voice film integrated diaphragm according to the present invention, Fig. 2A is a plan view, and Fig. 2B is a side view.
도 1 및 도 2에 도시된 바와 같이, 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커(100)는 FPCB 또는 PCB(101)와 엣지(102)로 이루어지는 진동판(103)과, 자석(104)과 요크 플레이트(105)가 이루는 자기체(106)와, 이들을 포함하고 함을 이루는 외함체(미도시)를 포함하여 이루어진다.1 and 2, the flat speaker 100 having a PB voice film integrated diaphragm according to the present invention is a diaphragm 103 consisting of FPCB or PCB 101 and the edge 102, and a magnet It comprises a magnetic body 106 formed by the 104 and the yoke plate 105, and an enclosure (not shown) including and forming them.
도 1의 제1 구조는 하나의 보이스 코일(107)이 트랙형태로 패턴 인쇄되고 그 아래에 하나의 자석(104)이 배치되는 구조를 갖는다.The first structure of FIG. 1 has a structure in which one voice coil 107 is pattern-printed in a track shape and one magnet 104 is disposed below it.
FPCB 또는 PCB(101) 자체가 진동판으로서의 역할을 하며, FPCB 또는 PCB(101)에는 보이스 코일(107)이 트랙형태로 패턴 인쇄된다.The FPCB or PCB 101 itself serves as a diaphragm, and the voice coil 107 is pattern-printed in a track form on the FPCB or PCB 101.
보이스 코일(107)은 트랙 타입으로 인쇄되며, FPCB 또는 PCB(101)의 일면 또는 양면에 인쇄될 수 있다.The voice coil 107 is printed in track type and may be printed on one or both sides of the FPCB or PCB 101.
FPCB 또는 PCB(101)의 테두리에는 진동판의 진동 효율을 높이기 위한 엣지(102)가 더 형성될 수 있으며, FPCB인 경우에는 그 특성을 이용하여 보이스 코일(107)의 양단자를 전기적으로 연결시키기 위한 리드선(도 5 및 도 6과 같이)이 진동판(103) 외부로 인출되도록 형성시킬 수 있고, PCB인 경우에는 보이스 코일(107)의 양단자를 전기적으로 연결시키기 위한 리드단자(108a, 108b)를 진동판의 일측에 형성시킬 수 있다.An edge 102 for increasing the vibration efficiency of the diaphragm may be further formed at the edge of the FPCB or the PCB 101, and in the case of the FPCB, a lead wire for electrically connecting both terminals of the voice coil 107 using the characteristics thereof. 5 and 6 may be formed to be drawn out of the diaphragm 103, and in the case of a PCB, lead terminals 108a and 108b for electrically connecting both terminals of the voice coil 107 may be formed. Can be formed on one side.
보이스 코일(107)의 일단(109a)은 하나의 리드단자(108a) 또는 리드선에 common되고, 타단(110a)은 다른 하나의 리드단자(108b) 또는 리드선에 common된다.One end 109a of the voice coil 107 is common to one lead terminal 108a or lead wire, and the other end 110a is common to the other lead terminal 108b or lead wire.
진동판(103)의 하부로는 자기체(106)가 배열된다.Under the diaphragm 103, a magnetic body 106 is arranged.
자기체(106)는 자석(104)과 요크 플레이트(105)로 이루어진다.The magnetic body 106 is composed of a magnet 104 and a yoke plate 105.
보이스 코일(107)과 자기체(106)는 자기회로를 구성하기 위해, 자석(104)이 보이스 코일(107)의 트랙형태의 내측부분(패턴되지 않은 부분)에 위치되도록 형성된다.The voice coil 107 and the magnetic body 106 are formed so that the magnet 104 is located in the track-shaped inner portion (unpatterned portion) of the voice coil 107 to constitute a magnetic circuit.
즉, 자석(104)은 보이스 코일(107)의 트랙형태의 내측에 위치한다. 도면에서 보이스 코일(107)의 패턴인쇄된 회로가 없는 부분을 점선으로 표시되고 그 사이에 자석(104)이 각각 배치된다.That is, the magnet 104 is located inside the track shape of the voice coil 107. In the figure, portions of the voice coil 107 without the pattern printed circuit are indicated by dotted lines, and the magnets 104 are disposed therebetween.
자석(104)의 상하 좌우에는 요크 플레이트(105)가 형성되고, 상하 및 인접간에는 각각 서로 다른 극성을 갖도록 자화된다. Yoke plates 105 are formed on the top, bottom, left, and right sides of the magnet 104, and are magnetized to have different polarities between the top, bottom, and adjacent sides.
도 3는 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제2 구조의 사시도이며, 도 4의 (A)는 평면도이고, 도 4의 (B)는 측면도이다.Fig. 3 is a perspective view of a second structure of a flat panel speaker equipped with a PCB voice film integrated diaphragm according to the present invention, Fig. 4A is a plan view, and Fig. 4B is a side view.
도 3 및 도 4에 도시된 바와 같이, 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커(200)는 PCB(Printed Circuit Board, 201)와 엣지(202)로 이루어지는 진동판(203)과, 자석(204)과 요크 플레이트(205)가 이루는 자기체(206)와, 이들을 포함하고 함을 이루는 외함체(미도시)를 포함하여 이루어진다.As shown in FIGS. 3 and 4, the flat speaker 200 having the PB voice film integrated diaphragm according to the present invention includes a diaphragm 203 including a PCB (Printed Circuit Board) 201 and an edge 202. And a magnetic body 206 formed by the magnet 204 and the yoke plate 205, and an enclosure (not shown) including and forming them.
진동판(203)은 PCB(201) 자체가 진동판으로서의 역할을 하며, PCB(201)에는 보이스 코일(207)이 인쇄된다.In the diaphragm 203, the PCB 201 itself serves as a diaphragm, and a voice coil 207 is printed on the PCB 201.
보이스 코일(207)은 트랙 타입으로 인쇄되며, PCB(201)의 일면 또는 양면에 인쇄될 수 있다.The voice coil 207 is printed in a track type and may be printed on one or both sides of the PCB 201.
PCB(201)의 테두리에는 진동판의 진동 효율을 높이기 위한 엣지(202)가 더 형성될 수 있으며, PCB(201)에는 보이스 코일(207)의 양단자를 전기적으로 연결시키기 위한 리드단자(208a, 208b)가 일측에 형성된다.An edge 202 may be further formed at the edge of the PCB 201 to increase the vibration efficiency of the diaphragm, and the PCB 201 may have lead terminals 208a and 208b for electrically connecting both terminals of the voice coil 207. Is formed on one side.
보이스 코일(207) 각각의 일단(209a, 209b)은 하나의 리드단자(208a)에 common되고, 각각의 타단(210a, 210b)은 다른 하나의 리드선(208b)에 common된다.One end 209a, 209b of each of the voice coils 207 is common to one lead terminal 208a, and each other end 210a, 210b is common to the other lead wire 208b.
진동판(203)의 하부로는 자기체(206)가 배열된다.Under the diaphragm 203, a magnetic body 206 is arranged.
자기체(206)는 자석(204)과 요크 플레이트(205)로 이루어지며, 자석(204)은 이웃하는 자석간의 NS극이 서로 같은 극성을 갖도록 배열된다.The magnetic body 206 is composed of a magnet 204 and a yoke plate 205, and the magnets 204 are arranged such that NS poles between neighboring magnets have the same polarity.
보이스 코일(207)과 자기체(206)는 자기회로를 구성하기 위해, 각각의 자석(204)은 보이스 코일(207)의 트랙형태의 내측 즉 내측에 패턴 인쇄되지 않은 부분에 위치되도록 형성된다.The voice coil 207 and the magnetic body 206 form a magnetic circuit so that each magnet 204 is formed so as to be located at an unpatterned portion inside or in the track shape of the voice coil 207.
즉, 각각의 자석(204)은 보이스 코일(207)의 패턴인쇄된 회로가 없는 트랙형태의 내측 부분에 위치한다. 도면에서 보이스 코일(207)의 패턴인쇄된 회로가 없는 부분을 점선으로 표시되고 그 사이에 자석(204)이 각각 배치되는 것으로 표시한다.That is, each magnet 204 is located in the inner portion of the track shape without the pattern printed circuit of the voice coil 207. In the figure, portions of the voice coil 207 without the pattern-printed circuit are indicated by dotted lines, and the magnets 204 are disposed therebetween.
자석(204)의 상하 좌우에는 요크 플레이트(205)가 형성되고, 상하 및 인접간에는 각각 서로 다른 극성을 갖도록 자화된다. Yoke plates 205 are formed on the top, bottom, left, and right sides of the magnet 204, and magnetized to have different polarities between the top, bottom, and adjacent sides.
도시상에는 하나의 자석(204)당 하나의 요크 플레이트(205)가 형성되고 요크 플레이트가 'ㄷ'자 형상으로 형성되어 S극-N극-S극으로 자화된 구성을 예시로서 설명하지만 이에 국한되는 것은 아니며, 인접간 상하간의 극성이 서로 다르게 배치되도록 하면 될 뿐 그 형상 구조는 중요하지 않을 것이다.One yoke plate 205 is formed per one magnet 204 and the yoke plate is formed in a 'c' shape to illustrate magnetized S-pole-N-pole as an example, but is not limited thereto. It is not necessary to make the polarity between the upper and lower sides adjacent to each other, but the shape structure will not matter.
여기서, 보이스 코일(207)은 짝수인 2n(n은 양의 정수)으로 멀티 레이어 보이스 코일로 인쇄되는 것이 바람직하며, 보이스 코일(207)의 멀티 레이어 수에 따라 자석(204)의 갯수도 2n개의 짝수로 대응시킬 수 있다.Here, the voice coil 207 is preferably printed with a multilayer voice coil with an even number of 2n (n is a positive integer), and the number of magnets 204 is also 2n depending on the number of multilayers of the voice coil 207. Even numbers can be matched.
이는 자기회로가 종전과 달리 상하 구조를 배치되는 관계로 자기장 효율을 극대화하기 위해 보이스 코일(207) 갯수와 1:1로 자석(204)의 수를 배치하고 특히 짝수의 멀티레이어로 구성시킬 때 상하 구조의 자기회로에서 최대의 자기장을 이끌어 내어 사운드 에너지의 효율을 증대시킬 수 있게 하기 위해서이다.This is because the magnetic circuit is arranged up and down unlike before, in order to maximize the magnetic field efficiency, the number of voice coils 207 and the number of magnets 204 in 1: 1 are arranged, in particular when the even number of multilayers This is to derive the maximum magnetic field in the magnetic circuit of the structure to increase the efficiency of the sound energy.
보이스 코일(207)에 흐르는 전류 방향은 자기장의 방향에 직각을 이루어 일정한 방향으로 흐르도록 한다.The current flowing through the voice coil 207 is perpendicular to the direction of the magnetic field so as to flow in a constant direction.
도 5는 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제3 구조의 사시도이며, 도 6의 (A)는 제3 구조의 평면도이고, 도 6의 (B)는 제3 구조의 측면도이다.FIG. 5 is a perspective view of a third structure of a flat panel speaker having a PB voice film integrated diaphragm according to the present invention, FIG. 6A is a plan view of a third structure, and FIG. 6B is a third structure Side view.
도 5 및 도 6에 도시된 바와 같이, 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커(300)는 FPCB(Flexible Printed Circuit Board, 301)와 엣지(302)로 이루어지는 진동판(303)과, 자석(304)과 요크 플레이트(305)가 이루는 자기체(306)와, 이들을 포함하고 함을 이루는 외함체(미도시)를 포함하여 이루어진다.As shown in FIGS. 5 and 6, the flat speaker 300 having the PB voice film integrated diaphragm according to the present invention includes a diaphragm 303 including a flexible printed circuit board (FPCB) 301 and an edge 302. And a magnetic body 306 formed by the magnet 304 and the yoke plate 305, and an enclosure (not shown) including and forming them.
진동판(303)은 FPCB(301) 자체가 진동판으로서의 역할을 하며, FPCB(301)에는 보이스 코일(307)이 인쇄된다.In the diaphragm 303, the FPCB 301 itself serves as a diaphragm, and a voice coil 307 is printed on the FPCB 301.
보이스 코일(307)은 트랙 타입으로 인쇄되며, FPCB(301)의 일면 또는 양면에 인쇄될 수 있다.The voice coil 307 is printed in a track type and may be printed on one or both sides of the FPCB 301.
FPCB(301)의 테두리에는 진동판의 진동 효율을 높이기 위한 엣지(302)가 더 형성될 수 있으며, FPCB(301)의 특성을 이용하여 보이스 코일(307)의 양단자를 전기적으로 연결시키기 위한 리드선(308a, 308b)이 외부로 인출되도록 형성된다.An edge 302 may be further formed at an edge of the FPCB 301 to increase vibration efficiency of the diaphragm, and lead wires 308a for electrically connecting both terminals of the voice coil 307 using the characteristics of the FPCB 301 may be provided. , 308b) is formed to be drawn outward.
보이스 코일(307) 각각의 일단(309a, 309b)은 하나의 리드선(308a)에 common되고, 각각의 타단(310a, 310b)은 다른 하나의 리드선(308b)에 common된다.One end 309a, 309b of each of the voice coils 307 is common to one lead wire 308a, and the other end 310a, 310b is common to the other lead wire 308b.
진동판(303) 또는 FPCB(301)의 하부로는 자기체(306)가 배열된다.A magnetic body 306 is arranged below the diaphragm 303 or the FPCB 301.
자기체(306)는 자석(304)과 요크 플레이트(305)로 이루어지며, 자석(304)은 이웃하는 자석간의 NS극이 같은 극성을 갖도록 배열된다.The magnetic body 306 is composed of the magnet 304 and the yoke plate 305, the magnet 304 is arranged so that the NS pole between neighboring magnets have the same polarity.
보이스 코일(307)과 자기체(306)는 자기회로를 구성하기 위해, 자석(304)들은 각각 보이스 코일(307)의 트랙형태의 내측 부분에 위치되도록 형성된다.The voice coil 307 and the magnetic body 306 form a magnetic circuit so that the magnets 304 are each formed in an inner portion of the track shape of the voice coil 307.
자석(304)의 상하 좌우에는 요크 플레이트(305)가 형성되고, 상하 및 인접간에는 각각 서로 다른 극성을 갖도록 자화된다. Yoke plates 305 are formed on the top, bottom, left, and right sides of the magnet 304, and magnetized to have different polarities between the top, bottom, and adjacent sides.
여기서, 보이스 코일(307)은 짝수인 2n(n은 양의 정수)으로 멀티 레이어 보이스 코일로 인쇄되는 것이 바람직하며, 보이스 코일(307)의 멀티 레이어 수에 따라 자석(304)의 수도 짝수인 2n의 갯수로 대응시키는 것이 바람직하다.Here, the voice coil 307 is preferably printed as a multilayer voice coil with an even number of 2n (n is a positive integer), and the even number of magnets 304 is even according to the number of multilayers of the voice coil 307. It is preferable to correspond by the number of.
보이스 코일(307)에 흐르는 전류 방향은 자기장의 방향에 직각을 이루어 일정한 방향으로 흐르도록 한다.The current direction flowing through the voice coil 307 is perpendicular to the direction of the magnetic field to flow in a constant direction.
이렇게 구성함으로써, 본 발명에 따른 평판형 스피커는 FPCB 형태의　보이스 코일이 인쇄된 인쇄 회로기판이 별도로 진동판에 연결되지 않고 그 자체가　진동판 역할을　하게 되어 초슬림형 스피커를 구현하는 것이 가능하게 된다.With this configuration, the flat panel speaker according to the present invention is a printed circuit board printed with the FPCB-type coil coil is not connected to the diaphragm, it can act as a vibration plate itself, it is possible to implement the ultra-slim speaker.
또한, FPCB를 진동판 자체로 사용하게 되고, FPCB 특성을 이용하여 보이스 코일의 +, - 의 리드선을 일체형으로 패턴 인쇄하는 것이 가능하게 된다.Moreover, FPCB is used as the diaphragm itself, and it becomes possible to pattern-print the + and-lead wires of a voice coil integrally using the FPCB characteristic.
도 7은 본 발명에 따른 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커의 제4 구조도이다.7 is a fourth structural diagram of a flat speaker provided with a PB voice film integrated diaphragm according to the present invention.
도 7의 제4 구조는 도 6의 제3 구조와 동일하며, 단지 진동판의 기능을 동시에 갖는 FPCB(403)상면에 필름(401)을 적층시킨 구조를 갖는다.The fourth structure of FIG. 7 is the same as the third structure of FIG. 6, and has a structure in which a film 401 is laminated on the upper surface of the FPCB 403 having the function of only a diaphragm at the same time.
필름(401)은 종이, 펄프, 카본, 플라스틱 등 다양한 재질로 구현이 가능하며, PCB겸 진동판 기능을 갖는 면 위에 필름(401)을 적층하여 진동판으로부터 진동되어 울리는 소리의 변화를 가변시킬 수 있으며, 사운드 에너지의 퀄리티를 향상시킬 수 있게 된다. Film 401 can be implemented in a variety of materials, such as paper, pulp, carbon, plastic, and the film 401 on the surface having a PCB and diaphragm function can be laminated to vary the change in the sound ringing vibration from the diaphragm, The quality of sound energy can be improved.
이상 첨부된 도면을 참조하여 본 발명의 바람직한 실시예를 설명하였지만, 상술한 본 발명의 기술적 구성은 본 발명이 속하는 기술 분야의 당업자가 본 발명의 그 기술적 사상이나 필수적 특징을 변경하지 않고서 다른 구체적인 형태로 실시될 수 있다는 것을 이해할 수 있을 것이다. 그러므로 이상에서 기술한 실시예들은 모든 면에서 예시적인 것이며 한정적인 것이 아닌 것으로서 이해되어야 하고, 본 발명의 범위는 상기 상세한 설명보다는 후술하는 특허청구범위에 의하여 나타내어지며, 특허청구범위의 의미 및 범위 그리고 그 등가 개념으로부터 도출되는 모든 변경 또는 변형된 형태가 본 발명의 범위에 포함되는 것으로 해석되어야 한다.Although the preferred embodiments of the present invention have been described above with reference to the accompanying drawings, the above-described technical configuration of the present invention may be embodied by those skilled in the art to which the present invention pertains without changing its technical spirit or essential features of the present invention. It will be appreciated that the present invention may be practiced as. Therefore, the above-described embodiments are to be understood as illustrative and not restrictive in all respects, and the scope of the present invention is indicated by the appended claims rather than the detailed description, and the meaning and scope of the claims and All changes or modifications derived from the equivalent concept should be interpreted as being included in the scope of the present invention.

Claims (6)

1 개의 자석과, 상기 자석의 상하면에 서로 다른 극성으로 자화된 요크 플레이트를 포함하는 자기체와,A magnetic body including a magnet, and a yoke plate magnetized to different polarities on upper and lower surfaces of the magnet,
보이스 코일이 트랙형태로 패턴 인쇄되고, 상기 자기체의 상부에 위치되며, 상기 자석이 보이스 코일의 트랙 패턴 내측에 위치되어 자기회로를 구성하면서 진동판의 기능을 갖는 FPCB(Flexible Printed Circuit Board) 또는 PCB(Printed Circuit Board)로 이루어지는, 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커.A voice coil is pattern-printed in the form of a track, positioned above the magnetic body, and the magnet is positioned inside the track pattern of the voice coil to form a magnetic circuit, and has a function of a diaphragm, a flexible printed circuit board (FPCB) or a PCB. A flat panel speaker comprising a PCB voice film integrated diaphragm made of a (Printed Circuit Board).
2n(n은 양의 정수) 개의 자석의 상하면에 요크 플레이트가 형성되는 자기체와,A magnetic body having a yoke plate formed on the upper and lower surfaces of 2n (n is a positive integer) magnets,
2n 개의 멀티 레이어로 수평 배열되는 보이스 코일이 트랙형태로 패턴 인쇄되고, 상기 자기체의 상부에 위치되며, 상기 자석들 각각이 보이스 코일의 트랙 패턴 내측에 위치되어 자기회로를 구성하면서 진동판의 기능을 갖는 PCB(Printed Circuit Board)로 이루어지는, 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커.Voice coils arranged horizontally in 2n layers are pattern-printed in a track shape, and are positioned above the magnetic body, and each of the magnets is positioned inside the track pattern of the voice coil to form a magnetic circuit, thereby functioning as a diaphragm. A flat speaker provided with a PCB voice film integrated diaphragm comprising a printed circuit board (PCB).
2n(n은 양의 정수) 개의 자석의 상하면에 요크 플레이트가 형성되는 자기체와,A magnetic body having a yoke plate formed on the upper and lower surfaces of 2n (n is a positive integer) magnets,
2n 개의 멀티 레이어로 수평 배열되는 보이스 코일이 트랙형태로 패턴 인쇄되고, 상기 자기체의 상부에 위치되며, 상기 자석들 각각이 보이스 코일의 트랙 패턴 내측에 위치되어 자기회로를 구성하면서 진동판의 기능을 갖는 FPCB(Flexible Printed Circuit Board)로 이루어지는, 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커.Voice coils arranged horizontally in 2n layers are pattern-printed in a track shape, and are positioned above the magnetic body, and each of the magnets is positioned inside the track pattern of the voice coil to form a magnetic circuit, thereby functioning as a diaphragm. A flat speaker provided with a PCB voice film integrated diaphragm, comprising a flexible printed circuit board (FPCB).
제3항에 있어서,The method of claim 3,
상기 FPCB에는 상기 보이스 코일의 +, - 단자의 리드선이 일체로 형성되는, 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커.And a lead wire of the + and-terminals of the voice coil is integrally formed in the FPCB.
제3항 중에 있어서,According to claim 3,
상기 FPCB 상면에는 커버 필름이 더 적층되는, 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커.And a cover film further laminated on the top surface of the FPCB.
제1항 내지 제3항 중 어느 한 항에 있어서,The method according to any one of claims 1 to 3,
상기 보이스 코일에 흐르는 전류 방향은 자기장의 방향에 직각을 이루어 일정한 방향으로 흐르도록 구현되는, 피씨비 보이스 필름 일체형 진동판을 구비한 평판형 스피커.The direction of current flowing through the voice coil is implemented to flow in a constant direction at a right angle to the direction of the magnetic field, a flat panel speaker having a PB voice film integrated diaphragm.
PCT/KR2013/001870 2013-03-07 2013-03-07 Plate-type speaker comprising vibration plate integrally formed with voice film WO2014137010A1 (en)

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WO2020029659A1 (en) * 2018-08-05 2020-02-13 瑞声声学科技(深圳)有限公司 Voice production device
CN112822572A (en) * 2019-11-18 2021-05-18 彭建飞 Dull and stereotyped ultra-thin audio amplifier of labyrinth
CN113490119A (en) * 2021-05-20 2021-10-08 汉得利（常州）电子股份有限公司 Sound membrane set, laminating jig, manufacturing method and sound production device
CN113490119B (en) * 2021-05-20 2023-02-21 汉得利（常州）电子股份有限公司 Sound membrane set, laminating jig, manufacturing method and sound production device

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