YU46796B - Postupak za pretvaranje električnog signala u proporcionalnu frekvenciju - Google Patents
Postupak za pretvaranje električnog signala u proporcionalnu frekvencijuInfo
- Publication number
- YU46796B YU46796B YU15087A YU15087A YU46796B YU 46796 B YU46796 B YU 46796B YU 15087 A YU15087 A YU 15087A YU 15087 A YU15087 A YU 15087A YU 46796 B YU46796 B YU 46796B
- Authority
- YU
- Yugoslavia
- Prior art keywords
- signal
- polarity
- proportional
- frequency
- procedure
- Prior art date
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)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Electrophonic Musical Instruments (AREA)
- Networks Using Active Elements (AREA)
- Manipulation Of Pulses (AREA)
- Amplitude Modulation (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
POSTUPAK ZA PRETVARANJE ELEKTRIČNOG SIGNALA U PROPORCIONALNU FREKVENCIJU putem periodične promene polariteta signala (uH), integracijom periodično promenljivog po polaritetu signala (+uH) u kondenzatoru (C), nadzora tako dobijenog integrisanog signala radi upravljanja priključenja i isključenja konstantne referentne struje (IR) pri premašenju odn. podbačaju praga vrednosti uz jednovremeno stvaranje pravougaonih izlaznih impulsa, pri čemu referentna struja (IR) kondenzatoru (C) oduzima ili dovodi konstantnu količinu punjenja (Q), naznačen time, da se pre integracije jednome signalu (+uH,+iH) koji je proporcionalan signalu (+uH) koji periodično menja polaritet, dodaje konstantni referentni signal (UR /2,IR /2) čija vrednost odgovara polovini vrednosti referentne struje (IR), da se zatim tako dobijenom signalu sume (+uH +UR/2,+iH+IR/2) proporcionalan strujni signal (+iH +IR/2) sinhrono sa periodičnim menjanjem polariteta signala (uH) takodje periodično menja polaritet da bi se onda integrisao, i da se od frekvencije tako proizvedenih pravougaonih izlaznih impulsa u nastavku još oduzima jedna konstantna referentna frekvencija (fR/2), koja odgovara vrednosti referentnog signala (UR/2,IR/2). Prijava sadrži još 5 zavisnih zahteva.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
YU71389A YU47309B (sh) | 1986-02-10 | 1989-04-10 | Uredjaj za pretvaranje električnog signala u proporcionalnu frekvenciju |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH51786 | 1986-02-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
YU15087A YU15087A (en) | 1989-08-31 |
YU46796B true YU46796B (sh) | 1994-06-10 |
Family
ID=4188814
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
YU15087A YU46796B (sh) | 1986-02-10 | 1987-02-04 | Postupak za pretvaranje električnog signala u proporcionalnu frekvenciju |
YU71389A YU47309B (sh) | 1986-02-10 | 1989-04-10 | Uredjaj za pretvaranje električnog signala u proporcionalnu frekvenciju |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
YU71389A YU47309B (sh) | 1986-02-10 | 1989-04-10 | Uredjaj za pretvaranje električnog signala u proporcionalnu frekvenciju |
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)
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 |
ATE80471T1 (de) * | 1987-08-06 | 1992-09-15 | 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)
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 |
-
1986
- 1986-06-21 EP EP86108493A patent/EP0232451B1/de not_active Expired - Lifetime
- 1986-06-21 AT AT86108493T patent/ATE51118T1/de not_active IP Right Cessation
- 1986-06-21 DE DE8686108493T patent/DE3669629D1/de not_active Expired - Lifetime
- 1986-09-04 US US06/904,045 patent/US4728886A/en not_active Expired - Fee Related
- 1986-09-05 CA CA000517593A patent/CA1260555A/en not_active Expired
- 1986-11-14 PT PT83748A patent/PT83748B/pt active IP Right Grant
- 1986-12-17 FI FI865172A patent/FI87280C/fi not_active IP Right Cessation
-
1987
- 1987-01-30 BR BR8700427A patent/BR8700427A/pt not_active IP Right Cessation
- 1987-01-30 AR AR87306634A patent/AR241335A1/es active
- 1987-01-30 IT IT19215/87A patent/IT1202454B/it active
- 1987-02-02 MX MX5120A patent/MX161734A/es unknown
- 1987-02-03 AU AU68251/87A patent/AU595282B2/en not_active Ceased
- 1987-02-03 JP JP62021951A patent/JPS62241424A/ja active Pending
- 1987-02-03 IE IE870276A patent/IE870276L/xx unknown
- 1987-02-03 GB GB8702329A patent/GB2186764B/en not_active Expired - Lifetime
- 1987-02-03 NZ NZ219151A patent/NZ219151A/xx unknown
- 1987-02-04 YU YU15087A patent/YU46796B/sh unknown
- 1987-02-05 CN CN87100875A patent/CN1014932B/zh not_active Expired
- 1987-02-06 GR GR870206A patent/GR870206B/el unknown
- 1987-02-09 ES ES8700302A patent/ES2002958A6/es not_active Expired
- 1987-02-09 HU HU87495A patent/HU203008B/hu not_active IP Right Cessation
- 1987-02-09 CS CS87841A patent/CS262683B2/cs unknown
- 1987-02-10 KR KR870001090A patent/KR870008194A/ko not_active Application Discontinuation
- 1987-02-10 DK DK067087A patent/DK171802B1/da not_active IP Right Cessation
- 1987-02-10 NO NO870508A patent/NO172460C/no unknown
-
1989
- 1989-04-10 YU YU71389A patent/YU47309B/sh unknown
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