KR20080082825A - 무선단말기용 마이크로폰의 고주파 무선 잡음 제거 회로 - Google Patents

무선단말기용 마이크로폰의 고주파 무선 잡음 제거 회로 Download PDF

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Publication number
KR20080082825A
KR20080082825A KR1020070023619A KR20070023619A KR20080082825A KR 20080082825 A KR20080082825 A KR 20080082825A KR 1020070023619 A KR1020070023619 A KR 1020070023619A KR 20070023619 A KR20070023619 A KR 20070023619A KR 20080082825 A KR20080082825 A KR 20080082825A
Authority
KR
South Korea
Prior art keywords
microphone
inductor
terminal
circuit
high frequency
Prior art date
Application number
KR1020070023619A
Other languages
English (en)
Korean (ko)
Inventor
김정민
황병욱
김창원
송청담
Original Assignee
주식회사 비에스이
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 주식회사 비에스이 filed Critical 주식회사 비에스이
Priority to KR1020070023619A priority Critical patent/KR20080082825A/ko
Priority to CNU2007201830128U priority patent/CN201107860Y/zh
Publication of KR20080082825A publication Critical patent/KR20080082825A/ko

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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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • 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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • H04R3/06—Circuits for transducers, loudspeakers or microphones for correcting frequency response of electrostatic 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
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Transceivers (AREA)
  • Circuit For Audible Band Transducer (AREA)
KR1020070023619A 2007-03-09 2007-03-09 무선단말기용 마이크로폰의 고주파 무선 잡음 제거 회로 KR20080082825A (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020070023619A KR20080082825A (ko) 2007-03-09 2007-03-09 무선단말기용 마이크로폰의 고주파 무선 잡음 제거 회로
CNU2007201830128U CN201107860Y (zh) 2007-03-09 2007-10-12 无线终端机用传声器的降低高频无线噪声的电路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070023619A KR20080082825A (ko) 2007-03-09 2007-03-09 무선단말기용 마이크로폰의 고주파 무선 잡음 제거 회로

Publications (1)

Publication Number Publication Date
KR20080082825A true KR20080082825A (ko) 2008-09-12

Family

ID=39959672

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070023619A KR20080082825A (ko) 2007-03-09 2007-03-09 무선단말기용 마이크로폰의 고주파 무선 잡음 제거 회로

Country Status (2)

Country Link
KR (1) KR20080082825A (zh)
CN (1) CN201107860Y (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101001108B1 (ko) * 2010-05-12 2010-12-14 (주) 알에프세미 커패시터 마이크로폰용 피시비 모듈
DE102017103803A1 (de) * 2017-02-23 2018-08-23 Infineon Technologies Ag Eine Integrierte-Schaltung-Vorrichtung und eine Vorrichtung zum Schutz einer Schaltung

Also Published As

Publication number Publication date
CN201107860Y (zh) 2008-08-27

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E902 Notification of reason for refusal
E902 Notification of reason for refusal
E601 Decision to refuse application