CN104378711B - 一种扬声器及设有该扬声器的电视机 - Google Patents
一种扬声器及设有该扬声器的电视机 Download PDFInfo
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- CN104378711B CN104378711B CN201410722854.0A CN201410722854A CN104378711B CN 104378711 B CN104378711 B CN 104378711B CN 201410722854 A CN201410722854 A CN 201410722854A CN 104378711 B CN104378711 B CN 104378711B
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- Prior art keywords
- loud speaker
- energy converter
- multiple energy
- sound
- babinet
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- 239000000178 monomer Substances 0.000 claims abstract description 54
- 230000005855 radiation Effects 0.000 claims description 13
- 230000010355 oscillation Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000012937 correction Methods 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000004044 response Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
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- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000002567 autonomic effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
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- 230000005284 excitation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0211—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the supply voltage or current
- H03F1/0216—Continuous control
- H03F1/0222—Continuous control by using a signal derived from the input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
- H03F3/2173—Class D power amplifiers; Switching amplifiers of the bridge type
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/102—A non-specified detector of a signal envelope being used in an amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/432—Two or more amplifiers of different type are coupled in parallel at the input or output, e.g. a class D and a linear amplifier, a class B and a class A amplifier
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2811—Enclosures comprising vibrating or resonating arrangements for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
- H04R2201/403—Linear arrays of transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims (7)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410722854.0A CN104378711B (zh) | 2014-12-02 | 2014-12-02 | 一种扬声器及设有该扬声器的电视机 |
US14/895,682 US10291984B2 (en) | 2014-12-02 | 2015-06-18 | Speaker, television provided with the speaker and multimedia device |
PCT/CN2015/081727 WO2016086645A1 (zh) | 2014-12-02 | 2015-06-18 | 扬声器、设有该扬声器的电视机和多媒体装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410722854.0A CN104378711B (zh) | 2014-12-02 | 2014-12-02 | 一种扬声器及设有该扬声器的电视机 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104378711A CN104378711A (zh) | 2015-02-25 |
CN104378711B true CN104378711B (zh) | 2018-06-22 |
Family
ID=52557310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410722854.0A Active CN104378711B (zh) | 2014-12-02 | 2014-12-02 | 一种扬声器及设有该扬声器的电视机 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10291984B2 (zh) |
CN (1) | CN104378711B (zh) |
WO (1) | WO2016086645A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104378711B (zh) * | 2014-12-02 | 2018-06-22 | 北京京东方多媒体科技有限公司 | 一种扬声器及设有该扬声器的电视机 |
CN105306645A (zh) * | 2015-10-30 | 2016-02-03 | 宁波萨瑞通讯有限公司 | 一种音腔的兼容结构及手机 |
US9992564B2 (en) * | 2016-10-06 | 2018-06-05 | Amtran Technology Co., Ltd | Speaker assembly |
WO2019045737A1 (en) * | 2017-08-31 | 2019-03-07 | General Electric Company | CODING VOLUMETRIC DATA TO SUPPORT THE DELIVERY OF TRUSTED TRANSACTIONS |
TWI669968B (zh) * | 2017-11-09 | 2019-08-21 | 宏碁股份有限公司 | 揚聲器模組 |
CN109246523B (zh) * | 2018-08-02 | 2020-11-06 | 美律电子(深圳)有限公司 | 耳机 |
US11818536B2 (en) * | 2020-11-18 | 2023-11-14 | Shure Acquisition Holdings, Inc. | Audio devices having low-frequency extension filter |
CN113747323B (zh) * | 2021-09-01 | 2022-08-09 | 无锡杰夫电声股份有限公司 | 一种oled电视机用超高频扬声器 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2237981C2 (ru) * | 2002-06-14 | 2004-10-10 | Московский автомобильно-дорожный институт (Государственный технический университет) | Способ излучения звуковых сигналов во внешнее пространство и акустическая система |
CN201860438U (zh) * | 2010-09-25 | 2011-06-08 | 康佳集团股份有限公司 | 一种扬声器模组 |
CN202799032U (zh) * | 2012-08-25 | 2013-03-13 | 歌尔声学股份有限公司 | 扬声器模组 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0548836B1 (en) * | 1991-12-20 | 1997-06-11 | Matsushita Electric Industrial Co., Ltd. | A bass reproduction speaker apparatus |
US5818942A (en) * | 1994-11-02 | 1998-10-06 | Freadman; Tommyca | Multimedia stereo sound source |
US5710395A (en) * | 1995-03-28 | 1998-01-20 | Wilke; Paul | Helmholtz resonator loudspeaker |
US8270651B2 (en) * | 2004-02-24 | 2012-09-18 | Ksc Industries, Inc. | System and method for mounting of audio-visual components |
US7974431B2 (en) * | 2004-09-13 | 2011-07-05 | Panasonic Corporation | Speaker system |
US8284977B2 (en) * | 2008-01-24 | 2012-10-09 | Creative Technology Ltd | Multi chamber ported stereo speaker |
CN201467420U (zh) | 2009-04-02 | 2010-05-12 | 嘉兴天音电子有限公司 | 加重低音效果的音箱结构 |
CN201774664U (zh) * | 2010-09-03 | 2011-03-23 | 康佳集团股份有限公司 | 无源音响系统和电视 |
US8256566B1 (en) * | 2011-08-19 | 2012-09-04 | Rogersound Labs, LLC | Speaker enclosure |
CN202514059U (zh) | 2012-05-03 | 2012-10-31 | 宁波市鄞州亚威电子有限公司 | 增强低音效果的音箱结构 |
CN104378711B (zh) | 2014-12-02 | 2018-06-22 | 北京京东方多媒体科技有限公司 | 一种扬声器及设有该扬声器的电视机 |
US9906855B2 (en) * | 2015-12-28 | 2018-02-27 | Bose Corporation | Reducing ported transducer array enclosure noise |
-
2014
- 2014-12-02 CN CN201410722854.0A patent/CN104378711B/zh active Active
-
2015
- 2015-06-18 WO PCT/CN2015/081727 patent/WO2016086645A1/zh active Application Filing
- 2015-06-18 US US14/895,682 patent/US10291984B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2237981C2 (ru) * | 2002-06-14 | 2004-10-10 | Московский автомобильно-дорожный институт (Государственный технический университет) | Способ излучения звуковых сигналов во внешнее пространство и акустическая система |
CN201860438U (zh) * | 2010-09-25 | 2011-06-08 | 康佳集团股份有限公司 | 一种扬声器模组 |
CN202799032U (zh) * | 2012-08-25 | 2013-03-13 | 歌尔声学股份有限公司 | 扬声器模组 |
Also Published As
Publication number | Publication date |
---|---|
CN104378711A (zh) | 2015-02-25 |
WO2016086645A1 (zh) | 2016-06-09 |
US20160134955A1 (en) | 2016-05-12 |
US10291984B2 (en) | 2019-05-14 |
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TR01 | Transfer of patent right |
Effective date of registration: 20210720 Address after: No. 049, floor 2, building 8, No. 118, Jinghai 1st Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing 100176 Patentee after: Beijing Oriental Wisdom Material Union Technology Co.,Ltd. Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd. Address before: 100015 No. 6, 1st Floor, No. 10 Jiuxianqiao Road, Chaoyang District, Beijing Patentee before: BEIJING BOE MULTIMEDIA TECHNOLOGY Co.,Ltd. Patentee before: BOE TECHNOLOGY GROUP Co.,Ltd. |
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TR01 | Transfer of patent right | ||
CP02 | Change in the address of a patent holder |
Address after: 100176 no.3-057, 3rd floor, building 1, No.12, xihuanzhong Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Beijing Oriental Wisdom Material Union Technology Co.,Ltd. Patentee after: BOE TECHNOLOGY GROUP Co.,Ltd. Address before: No. 049, floor 2, building 8, No. 118, Jinghai 1st Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing 100176 Patentee before: Beijing Oriental Wisdom Material Union Technology Co.,Ltd. Patentee before: BOE TECHNOLOGY GROUP Co.,Ltd. |
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CP02 | Change in the address of a patent holder |