JPS6151744B2 - - Google Patents

Info

Publication number
JPS6151744B2
JPS6151744B2 JP7270880A JP7270880A JPS6151744B2 JP S6151744 B2 JPS6151744 B2 JP S6151744B2 JP 7270880 A JP7270880 A JP 7270880A JP 7270880 A JP7270880 A JP 7270880A JP S6151744 B2 JPS6151744 B2 JP S6151744B2
Authority
JP
Japan
Prior art keywords
pulse
timing
circuit
rotation
time constant
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
Application number
JP7270880A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57569A (en
Inventor
Tetsuo Imazeki
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.)
ZENERARU RISAACHI OBU EREKUTORONITSUKUSU KK
Original Assignee
ZENERARU RISAACHI OBU EREKUTORONITSUKUSU KK
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 ZENERARU RISAACHI OBU EREKUTORONITSUKUSU KK filed Critical ZENERARU RISAACHI OBU EREKUTORONITSUKUSU KK
Priority to JP7270880A priority Critical patent/JPS57569A/ja
Publication of JPS57569A publication Critical patent/JPS57569A/ja
Publication of JPS6151744B2 publication Critical patent/JPS6151744B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S15/18—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves wherein range gates are used

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Burglar Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
JP7270880A 1980-06-02 1980-06-02 Sounding device Granted JPS57569A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7270880A JPS57569A (en) 1980-06-02 1980-06-02 Sounding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7270880A JPS57569A (en) 1980-06-02 1980-06-02 Sounding device

Publications (2)

Publication Number Publication Date
JPS57569A JPS57569A (en) 1982-01-05
JPS6151744B2 true JPS6151744B2 (zh) 1986-11-10

Family

ID=13497114

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7270880A Granted JPS57569A (en) 1980-06-02 1980-06-02 Sounding device

Country Status (1)

Country Link
JP (1) JPS57569A (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62195715A (ja) * 1986-02-24 1987-08-28 Hitachi Ltd 磁気ヘツドスライダ
JPH087844B2 (ja) * 1986-12-04 1996-01-29 株式会社東芝 磁気ヘツド
DE68914356D1 (de) * 1988-02-08 1994-05-11 Cytogen Corp Antikörper für die spezifische bindung an verbindungen.
US5251083A (en) * 1989-05-29 1993-10-05 Hitachi, Ltd. Flying head slider and method of producing the same
KR940002964B1 (ko) * 1989-06-01 1994-04-09 가부시끼가이샤 히다찌세이사꾸쇼 부동 헤드 슬라이더 지지기구
US5233492A (en) * 1989-11-14 1993-08-03 Hitachi Metals, Ltd. Flying type composite magnetic head having Mn-Zn ferrite core
JP3158487B2 (ja) * 1991-05-23 2001-04-23 株式会社日立製作所 ヘッド支持機構
JP2568011B2 (ja) * 1991-07-23 1996-12-25 株式会社日立製作所 磁気ヘツド
US5841608A (en) * 1994-08-30 1998-11-24 Fujitsu Limited Head slider with projections arranged on rails thereof
JP3292296B2 (ja) 1997-03-25 2002-06-17 ティーディーケイ株式会社 スライダ、ヘッド、ヘッド装置及び記録再生装置

Also Published As

Publication number Publication date
JPS57569A (en) 1982-01-05

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