DE3516590C2 - - Google Patents

Info

Publication number
DE3516590C2
DE3516590C2 DE3516590A DE3516590A DE3516590C2 DE 3516590 C2 DE3516590 C2 DE 3516590C2 DE 3516590 A DE3516590 A DE 3516590A DE 3516590 A DE3516590 A DE 3516590A DE 3516590 C2 DE3516590 C2 DE 3516590C2
Authority
DE
Germany
Prior art keywords
circuit
voltage
input
output
signal
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 - Lifetime
Application number
DE3516590A
Other languages
German (de)
English (en)
Other versions
DE3516590A1 (de
Inventor
Masayoshi Toda
Seiichi Fukuyama Hiroshima Jp Hamasaki
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 to US06/727,141 priority Critical patent/US4672236A/en
Priority to CH1836/85A priority patent/CH669464A5/de
Priority to CN85103529A priority patent/CN85103529B/zh
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to DE19853516590 priority patent/DE3516590A1/de
Publication of DE3516590A1 publication Critical patent/DE3516590A1/de
Application granted granted Critical
Publication of DE3516590C2 publication Critical patent/DE3516590C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Amplifiers (AREA)
DE19853516590 1985-05-08 1985-05-08 Spannungs-frequenz-wandler Granted DE3516590A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US06/727,141 US4672236A (en) 1985-05-08 1985-04-25 Voltage-to-frequency converter circuit
CH1836/85A CH669464A5 (OSRAM) 1985-05-08 1985-04-30
CN85103529A CN85103529B (zh) 1985-05-08 1985-05-06 电压-频率转换电路
DE19853516590 DE3516590A1 (de) 1985-05-08 1985-05-08 Spannungs-frequenz-wandler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853516590 DE3516590A1 (de) 1985-05-08 1985-05-08 Spannungs-frequenz-wandler

Publications (2)

Publication Number Publication Date
DE3516590A1 DE3516590A1 (de) 1986-11-13
DE3516590C2 true DE3516590C2 (OSRAM) 1990-05-17

Family

ID=6270179

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853516590 Granted DE3516590A1 (de) 1985-05-08 1985-05-08 Spannungs-frequenz-wandler

Country Status (4)

Country Link
US (1) US4672236A (OSRAM)
CN (1) CN85103529B (OSRAM)
CH (1) CH669464A5 (OSRAM)
DE (1) DE3516590A1 (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3800265A1 (de) * 1988-01-08 1989-07-20 Philips Patentverwaltung Spannungs-frequenz-umsetzer und seine verwendung in einer lichtwellenleiter-uebertragungsanordnung
JP3532237B2 (ja) * 1994-03-04 2004-05-31 株式会社東芝 電圧／周波数変換装置
JP3275547B2 (ja) * 1994-07-01 2002-04-15 株式会社デンソー 電圧−周波数変換回路
ITMI20032592A1 (it) * 2002-12-30 2004-06-30 St Microelectronics Srl Ricevitore di segnali digitali con isteresi variabile, in particolare per applicazioni audio digitali
JP4234485B2 (ja) * 2003-04-28 2009-03-04 浜松ホトニクス株式会社 Ｉ／ｆ変換装置および光検出装置
JP4138708B2 (ja) * 2004-07-12 2008-08-27 浜松ホトニクス株式会社 光検出装置
CN103499733B (zh) * 2013-09-30 2016-03-30 中国科学院微电子研究所 一种高精度电压检测电路及方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD85809A (OSRAM) *
NL6617415A (OSRAM) * 1966-12-12 1968-06-13
US3539825A (en) * 1967-01-24 1970-11-10 Collins Radio Co Highly linear voltage to frequency converter
US3835419A (en) * 1973-04-18 1974-09-10 Us Navy Current switching frequency modulator
US3942110A (en) * 1974-05-08 1976-03-02 General Electric Company Analog to pulse rate converter
YU35812B (en) * 1975-03-26 1981-06-30 Iskra Zp Z O Sub O Voltage/frequency converter circuit
US4031532A (en) * 1975-12-29 1977-06-21 First David J Voltage to frequency converter
JPS581388B2 (ja) * 1978-07-06 1983-01-11 株式会社東芝 電力量計
DE2839123C2 (de) * 1978-09-08 1980-10-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Spannungs-Frequenz-Wandler
DE3101346A1 (de) * 1980-01-17 1982-08-19 Petar Dipl.-Ing. 11000 Beograd Bošnjaković Universalinstrument mit digitaler anzeige
JPS571972A (en) * 1980-06-04 1982-01-07 Toshiba Corp Electronic type electric energy meter
FR2545222B1 (fr) * 1983-04-29 1986-04-18 Pincent Bernard Procede et appareil de mesure d'une tension ou d'une intensite par conversion analogique-numerique

Also Published As

Publication number Publication date
US4672236A (en) 1987-06-09
CN85103529A (zh) 1986-11-05
DE3516590A1 (de) 1986-11-13
CH669464A5 (OSRAM) 1989-03-15
CN85103529B (zh) 1987-02-25

Similar Documents

Publication Publication Date Title
DE19920306B4 (de) Schaltungsvorrichtung zum Regeln des Stroms durch eine induktive Last
DE19962523A1 (de) Gleichspannungswandler und Verfahren zum Betreiben eines Gleichspannungswandlers
DE3105792A1 (de) Steuervorrichtung fuer wechselrichter
DE3516590C2 (OSRAM)
DE2840034C2 (OSRAM)
DE3519116A1 (de) Gleichstrom/gleichstrom-wandler
DE2606825A1 (de) Anordnung zur ausbildung einer vorbestimmten wellenform bei dem einer elektrischen last zuzufuehrenden wechselstrom
DE3448184C2 (OSRAM)
DE3530966A1 (de) Verstaerkerschaltung fuer elektromagnete von proportional- oder servoventilen
DE2249082C3 (de) Dreieckspannungsgenerator
DE69113414T2 (de) Integrierte Konstantstromversorgung.
DE2612764C2 (de) Spannungs-Frequenz-Wandler
CH669048A5 (de) Verfahren zur messung des verhaeltnisses einer messgroessenabhaengigen kapazitaet zu einer referenzkapazitaet und einrichtung zur durchfuehrung des verfahrens.
DE3420327C2 (OSRAM)
DE1613688C3 (de) Schaltungsanordnung zur Umformung eines Gleichspannungssignals in ein amplitudenproportionales, sinusförmiges Wechselspannungssignal
EP0017735B1 (de) Vorrichtung zur Erzeugung einer elektrischen Dreieckspannung
DE1588382A1 (de) Schaltung zum Aufrechterhalten der Maximalspannung einer sich aendernden Gleichspannung
DE2451044A1 (de) Festkoerperspeicheranordnung
DE2847214C2 (de) Bezugsspannungsquelle für Wechselspannungen
DE19728037B4 (de) Vorrichtung zur Umsetzung eines Digitalwertes in einen Analogwert
DE2916833C2 (OSRAM)
DE2506852A1 (de) Analogrechner zur loesung polynomischer gleichungen
DE2328587A1 (de) Anordnung zur messung elektrischer wechselstromgroessen mit hilfe eines elektronischen messgeraetes
DE739805C (de) Verfahren und Einrichtung zur empfangsseitigen AEnderung des Modulationsgrades
DE2201458C3 (de) Anordnung zum Erzeugen reckteckförmiger Spannungen mit sich stetig zwischen zwei Eckwerten ändernder Frequenz

Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee