FR2442451A1 - Voltmetre numerique a affichage opto-electronique de la forme de l'onde - Google Patents
Voltmetre numerique a affichage opto-electronique de la forme de l'ondeInfo
- Publication number
- FR2442451A1 FR2442451A1 FR7928807A FR7928807A FR2442451A1 FR 2442451 A1 FR2442451 A1 FR 2442451A1 FR 7928807 A FR7928807 A FR 7928807A FR 7928807 A FR7928807 A FR 7928807A FR 2442451 A1 FR2442451 A1 FR 2442451A1
- Authority
- FR
- France
- Prior art keywords
- opto
- matrix
- waveform display
- digital voltmeter
- electronic waveform
- 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.)
- Granted
Links
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
- G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
- G01R13/408—Two or three dimensional representation of measured values
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Liquid Crystal Display Device Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1204778A CH633889A5 (de) | 1978-11-24 | 1978-11-24 | Digitalvoltmeter mit elektrooptischer anzeige der wellenform. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2442451A1 true FR2442451A1 (fr) | 1980-06-20 |
FR2442451B1 FR2442451B1 (US06262066-20010717-C00315.png) | 1983-02-25 |
Family
ID=4379347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7928807A Granted FR2442451A1 (fr) | 1978-11-24 | 1979-11-22 | Voltmetre numerique a affichage opto-electronique de la forme de l'onde |
Country Status (7)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0066843A1 (de) * | 1981-06-06 | 1982-12-15 | Metrawatt Gmbh | Digitales Messgerät mit Flüssigkristall-Bildschirm |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5970968A (ja) * | 1982-10-15 | 1984-04-21 | Shiojiri Kogyo Kk | 波形チエツク機能付デジタルマルチメ−タ− |
JPS59197867A (ja) * | 1983-04-26 | 1984-11-09 | Shin Kobe Electric Mach Co Ltd | オシロスコ−プ |
DE3511602A1 (de) * | 1985-03-27 | 1986-10-02 | CREATEC Gesellschaft für Elektrotechnik mbH, 1000 Berlin | Signalverarbeitungsgeraet |
DE3611683A1 (de) * | 1986-04-08 | 1987-10-15 | Bbc Brown Boveri & Cie | Digitales messverfahren zur anzeige von messwerten auf einem display |
US4843307A (en) * | 1986-04-24 | 1989-06-27 | Kabushiki Kaisha Kenwood | Voltage difference measuring equipment |
US4743844A (en) * | 1986-12-19 | 1988-05-10 | Tektronix, Inc. | Self-adjusting oscilloscope |
US4764721A (en) * | 1987-03-24 | 1988-08-16 | Tektronix, Inc. | Locking scales to waveform displays |
JPH01156671A (ja) * | 1987-12-15 | 1989-06-20 | Hitachi Jidosha Buhin Hanbai Kk | オシロスコープ操作支援装置 |
US5235270A (en) * | 1990-03-19 | 1993-08-10 | Yokogawa Electric Corporation | Waveform measuring device |
US5235269A (en) * | 1990-03-19 | 1993-08-10 | Yokogawa Electric Corporation | Waveform measuring device |
US5396168A (en) * | 1992-03-27 | 1995-03-07 | Tandy Corporation | Digital multimeter with microprocessor control |
JPH11271363A (ja) * | 1998-03-19 | 1999-10-08 | Ando Electric Co Ltd | 電気光学サンプリングオシロスコープ |
US6278268B1 (en) * | 2000-02-11 | 2001-08-21 | Agilent Technologies, Inc. | Method for controlling scale parameters of an instrument in response to input to an event-generating control sensor |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2331031A1 (fr) * | 1975-11-05 | 1977-06-03 | Nat Res Dev | Dispositif electronique pour la representation de formes d'ondes |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3204144A (en) * | 1963-02-05 | 1965-08-31 | California Instr Corp | Oscilloscope control circuitry |
US3354392A (en) * | 1964-09-02 | 1967-11-21 | Mesur Matic Electronics Corp | Cathode ray voltmeter using sweep signal for scale generation and for input signal level comparison |
US3662373A (en) * | 1970-02-26 | 1972-05-09 | Fabri Tek Instr Inc | Information display system |
CH520938A (de) * | 1970-05-27 | 1972-03-31 | Bbc Brown Boveri & Cie | Anordnung zur optischen Darstellung von zeitlich veränderlichen elektrischen Spannungen |
US3689835A (en) * | 1970-09-10 | 1972-09-05 | Veeder Industries Inc | Analog/digital meter having front indicator means overlying a rear indicator means |
US3873918A (en) * | 1971-11-04 | 1975-03-25 | Coulter Electronics | Particle analyzing apparatus including a system for visually displaying a particle size distribution curve on a 100 percent scale irrespective of the quantity of particles sampled by the apparatus |
DE2737201C3 (de) * | 1976-08-27 | 1980-05-08 | Gossen Gmbh, 8520 Erlangen | Meßgerät mit Ziffernanzeige und Kathodenstrahlröhre |
US4144573A (en) * | 1976-10-27 | 1979-03-13 | Sun Electric Corporation | Metering system |
US4114095A (en) * | 1977-03-09 | 1978-09-12 | Rca Corporation | Solid state oscilloscope |
-
1978
- 1978-11-24 CH CH1204778A patent/CH633889A5/de not_active IP Right Cessation
- 1978-12-23 DE DE2855942A patent/DE2855942C2/de not_active Expired
-
1979
- 1979-10-19 JP JP13507079A patent/JPS5572864A/ja active Granted
- 1979-11-01 US US06/090,104 patent/US4271391A/en not_active Expired - Lifetime
- 1979-11-22 FR FR7928807A patent/FR2442451A1/fr active Granted
- 1979-11-22 GB GB7940435A patent/GB2042837B/en not_active Expired
-
1984
- 1984-01-05 HK HK3/84A patent/HK384A/xx unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2331031A1 (fr) * | 1975-11-05 | 1977-06-03 | Nat Res Dev | Dispositif electronique pour la representation de formes d'ondes |
Non-Patent Citations (2)
Title |
---|
EXBK/75 * |
EXBK/76 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0066843A1 (de) * | 1981-06-06 | 1982-12-15 | Metrawatt Gmbh | Digitales Messgerät mit Flüssigkristall-Bildschirm |
DE3122558A1 (de) * | 1981-06-06 | 1983-02-10 | Metrawatt GmbH, 8500 Nürnberg | Digitales messgeraet mit fluessigkristall-bildschirm |
Also Published As
Publication number | Publication date |
---|---|
DE2855942C2 (de) | 1987-02-19 |
GB2042837A (en) | 1980-09-24 |
CH633889A5 (de) | 1982-12-31 |
JPS5572864A (en) | 1980-06-02 |
US4271391A (en) | 1981-06-02 |
GB2042837B (en) | 1982-12-08 |
DE2855942A1 (de) | 1980-06-04 |
HK384A (en) | 1984-01-13 |
FR2442451B1 (US06262066-20010717-C00315.png) | 1983-02-25 |
JPH0123742B2 (US06262066-20010717-C00315.png) | 1989-05-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |