CN1628485A - 装配测距仪的麦克风 - Google Patents

装配测距仪的麦克风 Download PDF

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Publication number
CN1628485A
CN1628485A CNA028053001A CN02805300A CN1628485A CN 1628485 A CN1628485 A CN 1628485A CN A028053001 A CNA028053001 A CN A028053001A CN 02805300 A CN02805300 A CN 02805300A CN 1628485 A CN1628485 A CN 1628485A
Authority
CN
China
Prior art keywords
microphone
signal
measuring distance
circuit
microphone according
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.)
Pending
Application number
CNA028053001A
Other languages
English (en)
Chinese (zh)
Inventor
比格·厄滕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Meditron AS
Original Assignee
Meditron AS
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
Priority claimed from PCT/NO2001/000064 external-priority patent/WO2002000117A1/fr
Application filed by Meditron AS filed Critical Meditron AS
Publication of CN1628485A publication Critical patent/CN1628485A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/02—Microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Pens And Brushes (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Traffic Control Systems (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
CNA028053001A 2001-02-21 2002-02-20 装配测距仪的麦克风 Pending CN1628485A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
PCT/NO2001/000064 WO2002000117A1 (fr) 2000-06-23 2001-02-21 Transducteur mecano-electrique bidirectionnel
NOPCT/NO01/00064 2001-02-21
NO20015985A NO316560B1 (no) 2001-02-21 2001-12-06 Mikrofon med avstandsmåler
NO20015985 2001-12-06

Publications (1)

Publication Number Publication Date
CN1628485A true CN1628485A (zh) 2005-06-15

Family

ID=26649028

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA028053001A Pending CN1628485A (zh) 2001-02-21 2002-02-20 装配测距仪的麦克风

Country Status (6)

Country Link
EP (1) EP1362497A1 (fr)
JP (1) JP2004526150A (fr)
CN (1) CN1628485A (fr)
CA (1) CA2439087A1 (fr)
NO (1) NO316560B1 (fr)
WO (1) WO2002074010A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107005761A (zh) * 2014-11-26 2017-08-01 索尼互动娱乐股份有限公司 信息处理设备、信息处理系统、控制方法和程序
CN107615778A (zh) * 2015-04-13 2018-01-19 Dscg史罗轩公司 音频检测系统及方法
CN110572759A (zh) * 2019-08-30 2019-12-13 Oppo广东移动通信有限公司 电子设备

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO20015982A (no) * 2001-12-06 2003-04-07 Meditron Asa Mikrofon
NO314558B1 (no) * 2001-12-06 2003-04-07 Meditron Asa Sangmikrofon

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1066823B (it) * 1975-12-30 1985-03-12 Sits Soc It Telecom Siemens Trasduttore elettroacustico particolarmente del tipo a lamina piezoceramica
US4586195A (en) * 1984-06-25 1986-04-29 Siemens Corporate Research & Support, Inc. Microphone range finder
US4638207A (en) * 1986-03-19 1987-01-20 Pennwalt Corporation Piezoelectric polymeric film balloon speaker
US4727279A (en) * 1987-04-29 1988-02-23 General Motors Corporation Piezoelectric knock sensor
GB9314822D0 (en) * 1993-07-17 1993-09-01 Central Research Lab Ltd Determination of position
US5901232A (en) * 1996-09-03 1999-05-04 Gibbs; John Ho Sound system that determines the position of an external sound source and points a directional microphone/speaker towards it
DE19943872A1 (de) * 1999-09-14 2001-03-15 Thomson Brandt Gmbh Vorrichtung zur Anpassung der Richtcharakteristik von Mikrofonen für die Sprachsteuerung

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107005761A (zh) * 2014-11-26 2017-08-01 索尼互动娱乐股份有限公司 信息处理设备、信息处理系统、控制方法和程序
CN107005761B (zh) * 2014-11-26 2020-04-10 索尼互动娱乐股份有限公司 信息处理设备、信息处理系统、控制方法和程序
CN107615778A (zh) * 2015-04-13 2018-01-19 Dscg史罗轩公司 音频检测系统及方法
US10582311B2 (en) 2015-04-13 2020-03-03 DSCG Solutions, Inc. Audio detection system and methods
CN107615778B (zh) * 2015-04-13 2020-10-30 Dscg史罗轩公司 音频检测系统及方法
CN110572759A (zh) * 2019-08-30 2019-12-13 Oppo广东移动通信有限公司 电子设备

Also Published As

Publication number Publication date
EP1362497A1 (fr) 2003-11-19
WO2002074010A1 (fr) 2002-09-19
JP2004526150A (ja) 2004-08-26
NO316560B1 (no) 2004-02-02
CA2439087A1 (fr) 2002-09-19
NO20015985L (no) 2002-08-22
NO20015985D0 (no) 2001-12-06

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Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication