NO172460C - Fremgangsmaate og innretning til omforming av et elektrisksignal til en proporsjonal frekvens - Google Patents

Fremgangsmaate og innretning til omforming av et elektrisksignal til en proporsjonal frekvens

Info

Publication number
NO172460C
NO172460C NO870508A NO870508A NO172460C NO 172460 C NO172460 C NO 172460C NO 870508 A NO870508 A NO 870508A NO 870508 A NO870508 A NO 870508A NO 172460 C NO172460 C NO 172460C
Authority
NO
Norway
Prior art keywords
transforming
procedure
electric signal
proportional frequency
proportional
Prior art date
Application number
NO870508A
Other languages
English (en)
Norwegian (no)
Other versions
NO870508D0 (no
NO172460B (no
NO870508L (no
Inventor
Petr Jan
Original Assignee
Landis & Gyr Ag
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 Landis & Gyr Ag filed Critical Landis & Gyr Ag
Publication of NO870508D0 publication Critical patent/NO870508D0/no
Publication of NO870508L publication Critical patent/NO870508L/no
Publication of NO172460B publication Critical patent/NO172460B/no
Publication of NO172460C publication Critical patent/NO172460C/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Analogue/Digital Conversion (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Amplitude Modulation (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Manipulation Of Pulses (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Networks Using Active Elements (AREA)
NO870508A 1986-02-10 1987-02-10 Fremgangsmaate og innretning til omforming av et elektrisksignal til en proporsjonal frekvens NO172460C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH51786 1986-02-10

Publications (4)

Publication Number Publication Date
NO870508D0 NO870508D0 (no) 1987-02-10
NO870508L NO870508L (no) 1987-08-11
NO172460B NO172460B (no) 1993-04-13
NO172460C true NO172460C (no) 1993-07-21

Family

ID=4188814

Family Applications (1)

Application Number Title Priority Date Filing Date
NO870508A NO172460C (no) 1986-02-10 1987-02-10 Fremgangsmaate og innretning til omforming av et elektrisksignal til en proporsjonal frekvens

Country Status (25)

Country Link
US (1) US4728886A (sh)
EP (1) EP0232451B1 (sh)
JP (1) JPS62241424A (sh)
KR (1) KR870008194A (sh)
CN (1) CN1014932B (sh)
AR (1) AR241335A1 (sh)
AT (1) ATE51118T1 (sh)
AU (1) AU595282B2 (sh)
BR (1) BR8700427A (sh)
CA (1) CA1260555A (sh)
CS (1) CS262683B2 (sh)
DE (1) DE3669629D1 (sh)
DK (1) DK171802B1 (sh)
ES (1) ES2002958A6 (sh)
FI (1) FI87280C (sh)
GB (1) GB2186764B (sh)
GR (1) GR870206B (sh)
HU (1) HU203008B (sh)
IE (1) IE870276L (sh)
IT (1) IT1202454B (sh)
MX (1) MX161734A (sh)
NO (1) NO172460C (sh)
NZ (1) NZ219151A (sh)
PT (1) PT83748B (sh)
YU (2) YU46796B (sh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8624926D0 (en) * 1986-10-17 1986-11-19 Gen Electric Co Plc Electric power measuring devices
EP0268796A3 (de) * 1986-10-23 1988-06-08 Siemens Aktiengesellschaft Statischer Elektrizitätszähler
EP0302171B1 (de) * 1987-08-06 1992-09-09 Landis & Gyr Betriebs AG Anordnung zur Umwandlung eines elektrischen Mehrphasensignals in eine Frequenz
IN171476B (sh) * 1988-09-30 1992-10-24 Int Control Automation Finance
JP3142994B2 (ja) * 1993-07-21 2001-03-07 株式会社東芝 電力演算装置
US6108637A (en) * 1996-09-03 2000-08-22 Nielsen Media Research, Inc. Content display monitor
JPH10221480A (ja) * 1996-12-06 1998-08-21 Toshiba Corp 気水分離装置、原子力発電プラント及びボイラー装置
US5917346A (en) * 1997-09-12 1999-06-29 Alfred E. Mann Foundation Low power current to frequency converter circuit for use in implantable sensors
US6088608A (en) 1997-10-20 2000-07-11 Alfred E. Mann Foundation Electrochemical sensor and integrity tests therefor
US10268659B2 (en) * 2013-09-13 2019-04-23 OOO “Althaven Technology” Method of conducting measurements and analog-digital system for its implementation
US9766295B2 (en) * 2014-09-10 2017-09-19 O2Micro Inc. Coulomb counting using analog-to-frequency conversion
CN111736014B (zh) * 2020-07-20 2020-11-24 中国空气动力研究与发展中心低速空气动力研究所 一种频率信号采集和数据处理方法及装置
CN114062777B (zh) * 2021-11-17 2023-11-14 山东日照发电有限公司 一种同期装置的频差校验方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL293811A (sh) * 1962-06-08 1963-06-07
FR2212987A5 (sh) * 1972-12-29 1974-07-26 Commissariat Energie Atomique
CH601862A5 (sh) * 1976-06-15 1978-07-14 Landis & Gyr Ag
CH601803A5 (sh) * 1976-08-25 1978-07-14 Landis & Gyr Ag
SU855506A2 (ru) * 1979-07-16 1981-08-15 Харьковский Ордена Ленина Политехнический Институт Им. В.И.Ленина. Электронный счетчик электроэнергии.
DE3537711A1 (de) * 1985-10-23 1987-04-23 Siemens Ag Analog-frequenz-wandler

Also Published As

Publication number Publication date
FI865172A0 (fi) 1986-12-17
DK67087A (da) 1987-08-11
CS262683B2 (en) 1989-03-14
JPS62241424A (ja) 1987-10-22
FI865172A (fi) 1987-08-11
MX161734A (es) 1990-12-20
AU6825187A (en) 1987-08-13
EP0232451A1 (de) 1987-08-19
GB8702329D0 (en) 1987-03-11
GR870206B (en) 1987-06-05
HU203008B (en) 1991-04-29
AU595282B2 (en) 1990-03-29
PT83748B (pt) 1993-01-29
PT83748A (fr) 1986-12-01
EP0232451B1 (de) 1990-03-14
NO870508D0 (no) 1987-02-10
CN1014932B (zh) 1991-11-27
DE3669629D1 (de) 1990-04-19
YU15087A (en) 1989-08-31
NO172460B (no) 1993-04-13
NZ219151A (en) 1989-09-27
GB2186764B (en) 1990-05-30
DK67087D0 (da) 1987-02-10
AR241335A1 (es) 1992-05-29
YU47309B (sh) 1995-01-31
FI87280C (fi) 1992-12-10
ATE51118T1 (de) 1990-03-15
CN87100875A (zh) 1987-08-19
YU71389A (sh) 1992-09-07
IT8719215A0 (it) 1987-01-30
NO870508L (no) 1987-08-11
KR870008194A (ko) 1987-09-24
HUT44654A (en) 1988-03-28
GB2186764A (en) 1987-08-19
US4728886A (en) 1988-03-01
CA1260555A (en) 1989-09-26
YU46796B (sh) 1994-06-10
FI87280B (fi) 1992-08-31
DK171802B1 (da) 1997-06-09
IE870276L (en) 1987-08-10
IT1202454B (it) 1989-02-09
CS84187A2 (en) 1988-08-16
ES2002958A6 (es) 1988-10-01
BR8700427A (pt) 1987-12-15

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