CN101466059B - 电容式麦克风 - Google Patents
电容式麦克风 Download PDFInfo
- Publication number
- CN101466059B CN101466059B CN2007102031540A CN200710203154A CN101466059B CN 101466059 B CN101466059 B CN 101466059B CN 2007102031540 A CN2007102031540 A CN 2007102031540A CN 200710203154 A CN200710203154 A CN 200710203154A CN 101466059 B CN101466059 B CN 101466059B
- Authority
- CN
- China
- Prior art keywords
- perforation
- circuit board
- noise reduction
- noise
- electret condencer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/04—Microphones
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims (5)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007102031540A CN101466059B (zh) | 2007-12-17 | 2007-12-17 | 电容式麦克风 |
US12/168,918 US8059850B2 (en) | 2007-12-17 | 2008-07-08 | Condenser microphone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007102031540A CN101466059B (zh) | 2007-12-17 | 2007-12-17 | 电容式麦克风 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101466059A CN101466059A (zh) | 2009-06-24 |
CN101466059B true CN101466059B (zh) | 2012-06-20 |
Family
ID=40753329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007102031540A Expired - Fee Related CN101466059B (zh) | 2007-12-17 | 2007-12-17 | 电容式麦克风 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8059850B2 (zh) |
CN (1) | CN101466059B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4809912B2 (ja) * | 2009-07-03 | 2011-11-09 | ホシデン株式会社 | コンデンサマイクロホン |
CN101969585B (zh) * | 2009-07-28 | 2013-04-03 | 广达电脑股份有限公司 | 音源电路板 |
US11119532B2 (en) * | 2019-06-28 | 2021-09-14 | Intel Corporation | Methods and apparatus to implement microphones in thin form factor electronic devices |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090257613A1 (en) * | 2008-04-14 | 2009-10-15 | Plantronics, Inc. | Microphone Screen With Common Mode Interference Reduction |
-
2007
- 2007-12-17 CN CN2007102031540A patent/CN101466059B/zh not_active Expired - Fee Related
-
2008
- 2008-07-08 US US12/168,918 patent/US8059850B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101466059A (zh) | 2009-06-24 |
US20090154752A1 (en) | 2009-06-18 |
US8059850B2 (en) | 2011-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160927 Address after: 529000 Jiangmen industrial transfer zone, Enping Industrial Park, Guangdong two, A6-1 Patentee after: ENPING JES AUDIO CO., LTD. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Patentee before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Patentee before: Hon Hai Precision Industry Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120620 Termination date: 20191217 |