CH590589A5 - - Google Patents

Info

Publication number
CH590589A5
CH590589A5 CH37675A CH37675A CH590589A5 CH 590589 A5 CH590589 A5 CH 590589A5 CH 37675 A CH37675 A CH 37675A CH 37675 A CH37675 A CH 37675A CH 590589 A5 CH590589 A5 CH 590589A5
Authority
CH
Switzerland
Application number
CH37675A
Original Assignee
Zeiss Jena Veb Carl
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 Zeiss Jena Veb Carl filed Critical Zeiss Jena Veb Carl
Publication of CH590589A5 publication Critical patent/CH590589A5/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/34—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring roughness or irregularity of surfaces
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/04—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by counting or integrating cycles of oscillations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Networks Using Active Elements (AREA)
CH37675A 1974-01-14 1975-01-14 CH590589A5 (is")

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD17597874A DD109142A1 (is") 1974-01-14 1974-01-14

Publications (1)

Publication Number Publication Date
CH590589A5 true CH590589A5 (is") 1977-08-15

Family

ID=5494299

Family Applications (1)

Application Number Title Priority Date Filing Date
CH37675A CH590589A5 (is") 1974-01-14 1975-01-14

Country Status (3)

Country Link
CH (1) CH590589A5 (is")
DD (1) DD109142A1 (is")
DE (1) DE2500934A1 (is")

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005016893A1 (de) 2004-05-08 2006-04-20 Conti Temic Microelectronic Gmbh Schaltungsanordnung und Verfahren zur elektrischen Steuerung und/oder Regelung der Bewegung eines elektrisch betriebenen Aggregats

Also Published As

Publication number Publication date
DD109142A1 (is") 1974-10-12
DE2500934A1 (de) 1975-07-17

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased