SE7714071L - Sett och anordning for logaritmisk forsterkning - Google Patents

Sett och anordning for logaritmisk forsterkning

Info

Publication number
SE7714071L
SE7714071L SE7714071A SE7714071A SE7714071L SE 7714071 L SE7714071 L SE 7714071L SE 7714071 A SE7714071 A SE 7714071A SE 7714071 A SE7714071 A SE 7714071A SE 7714071 L SE7714071 L SE 7714071L
Authority
SE
Sweden
Prior art keywords
logaritmic
reinforcement kit
reinforcement
kit
logaritmic reinforcement
Prior art date
Application number
SE7714071A
Other languages
English (en)
Other versions
SE421962B (sv
Inventor
L F Schaefer
Original Assignee
Stanford Research Inst
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 Stanford Research Inst filed Critical Stanford Research Inst
Publication of SE7714071L publication Critical patent/SE7714071L/sv
Publication of SE421962B publication Critical patent/SE421962B/sv

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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52025—Details of receivers for pulse systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C27/00—Electric analogue stores, e.g. for storing instantaneous values
    • G11C27/02—Sample-and-hold arrangements
    • G11C27/024—Sample-and-hold arrangements using a capacitive memory element

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Radar, Positioning & Navigation (AREA)
  • General Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Remote Sensing (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
SE7714071A 1974-07-22 1977-12-12 Sett for logaritmisk forsterkning av en amplitudmodulerad signal av bervagstyp samt anordning for genomforande av settet SE421962B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/491,158 US3959732A (en) 1974-07-22 1974-07-22 Signal processing system and method

Publications (2)

Publication Number Publication Date
SE7714071L true SE7714071L (sv) 1977-12-12
SE421962B SE421962B (sv) 1982-02-08

Family

ID=23951029

Family Applications (2)

Application Number Title Priority Date Filing Date
SE7502226A SE401437B (sv) 1974-07-22 1975-02-27 Signalbehandlingsanordning
SE7714071A SE421962B (sv) 1974-07-22 1977-12-12 Sett for logaritmisk forsterkning av en amplitudmodulerad signal av bervagstyp samt anordning for genomforande av settet

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE7502226A SE401437B (sv) 1974-07-22 1975-02-27 Signalbehandlingsanordning

Country Status (7)

Country Link
US (1) US3959732A (sv)
JP (1) JPS6133286B2 (sv)
CA (1) CA1036706A (sv)
DE (1) DE2501653C3 (sv)
FR (1) FR2280249A1 (sv)
GB (1) GB1466807A (sv)
SE (2) SE401437B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4233528A (en) * 1978-10-23 1980-11-11 Northern Telecom Limited Sample-and-hold circuit with current gain
JPS5733330A (en) * 1980-08-06 1982-02-23 Yokogawa Hokushin Electric Corp Ultrasonic measurement system
US4799177A (en) * 1985-12-31 1989-01-17 The Boeing Company Ultrasonic instrumentation for examination of variable-thickness objects
US4755953A (en) * 1985-12-31 1988-07-05 The Boeing Company Ultrasonic testing apparatus
US6527721B1 (en) * 2000-09-13 2003-03-04 Koninklijke Philips Electronics, N.V. Portable ultrasound system with battery backup for efficient shutdown and restart
JP2005158936A (ja) * 2003-11-25 2005-06-16 Sharp Corp 調整インピーダンス素子、半導体装置及びトリミング方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1264511B (de) * 1960-02-10 1968-03-28 Bunker Ramo Anwendung einer Impulsspeicherschaltung bei einem Verfahren zur Driftkompensation bei einem Gleichspannungsverstaerker
US3108197A (en) * 1961-02-16 1963-10-22 William S Levin Feedback control logarithmic amplifier
US3454892A (en) * 1967-08-25 1969-07-08 Zenith Radio Corp Controlled signal amplifying system
US3659082A (en) * 1970-06-12 1972-04-25 Instrumentation Labor Inc Electrical circuitry for logarithmic conversion
US3701909A (en) * 1970-08-17 1972-10-31 Computer Test Corp Peak and hold system

Also Published As

Publication number Publication date
SE421962B (sv) 1982-02-08
DE2501653B2 (de) 1981-08-20
SE401437B (sv) 1978-05-02
JPS5115465A (sv) 1976-02-06
DE2501653A1 (de) 1976-02-05
GB1466807A (en) 1977-03-09
JPS6133286B2 (sv) 1986-08-01
CA1036706A (en) 1978-08-15
SE7502226L (sv) 1976-01-23
FR2280249A1 (fr) 1976-02-20
FR2280249B1 (sv) 1981-01-23
DE2501653C3 (de) 1982-04-08
US3959732A (en) 1976-05-25

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