DE2525657A1 - Einflankengesteuerter praezisions- spannungs-frequenzwandler - Google Patents

Einflankengesteuerter praezisions- spannungs-frequenzwandler

Info

Publication number
DE2525657A1
DE2525657A1 DE19752525657 DE2525657A DE2525657A1 DE 2525657 A1 DE2525657 A1 DE 2525657A1 DE 19752525657 DE19752525657 DE 19752525657 DE 2525657 A DE2525657 A DE 2525657A DE 2525657 A1 DE2525657 A1 DE 2525657A1
Authority
DE
Germany
Prior art keywords
voltage
freq
frequency
converter
input
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.)
Withdrawn
Application number
DE19752525657
Other languages
German (de)
English (en)
Inventor
Bernd Dipl Ing Haehnel
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.)
Jenoptik AG
Original Assignee
Jenoptik Jena GmbH
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 Jenoptik Jena GmbH filed Critical Jenoptik Jena GmbH
Publication of DE2525657A1 publication Critical patent/DE2525657A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/252—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
    • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
    • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
    • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
    • H03K4/50—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor
    • H03K4/56—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor using a semiconductor device with negative feedback through a capacitor, e.g. Miller integrator

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Analogue/Digital Conversion (AREA)
DE19752525657 1974-08-22 1975-06-09 Einflankengesteuerter praezisions- spannungs-frequenzwandler Withdrawn DE2525657A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD18066874A DD115818A1 (enrdf_load_stackoverflow) 1974-08-22 1974-08-22

Publications (1)

Publication Number Publication Date
DE2525657A1 true DE2525657A1 (de) 1976-03-04

Family

ID=5497042

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752525657 Withdrawn DE2525657A1 (de) 1974-08-22 1975-06-09 Einflankengesteuerter praezisions- spannungs-frequenzwandler

Country Status (2)

Country Link
DD (1) DD115818A1 (enrdf_load_stackoverflow)
DE (1) DE2525657A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2602105A1 (fr) * 1986-07-25 1988-01-29 Thomson Csf Dispositif de modulation de frequence a correction dynamique de linearite et emetteur comportant un tel dispositif

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2602105A1 (fr) * 1986-07-25 1988-01-29 Thomson Csf Dispositif de modulation de frequence a correction dynamique de linearite et emetteur comportant un tel dispositif

Also Published As

Publication number Publication date
DD115818A1 (enrdf_load_stackoverflow) 1975-10-12

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination
8139 Disposal/non-payment of the annual fee