DE3611554A1 - Messsymboltreiberschaltung fuer ein digitalmultimeter - Google Patents
Messsymboltreiberschaltung fuer ein digitalmultimeterInfo
- Publication number
- DE3611554A1 DE3611554A1 DE19863611554 DE3611554A DE3611554A1 DE 3611554 A1 DE3611554 A1 DE 3611554A1 DE 19863611554 DE19863611554 DE 19863611554 DE 3611554 A DE3611554 A DE 3611554A DE 3611554 A1 DE3611554 A1 DE 3611554A1
- Authority
- DE
- Germany
- Prior art keywords
- measuring range
- switch
- control signal
- circuit
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 claims description 34
- 239000004973 liquid crystal related substance Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 description 9
- HTSGKJQDMSTCGS-UHFFFAOYSA-N 1,4-bis(4-chlorophenyl)-2-(4-methylphenyl)sulfonylbutane-1,4-dione Chemical compound C1=CC(C)=CC=C1S(=O)(=O)C(C(=O)C=1C=CC(Cl)=CC=1)CC(=O)C1=CC=C(Cl)C=C1 HTSGKJQDMSTCGS-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Classifications
-
- 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
- G01R13/401—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for continuous analogue, or simulated analogue, display
- G01R13/403—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for continuous analogue, or simulated analogue, display using passive display devices, e.g. liquid crystal display or Kerr effect display devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D7/00—Indicating measured values
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/08—Pointers; Scales; Scale illumination
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR850014364 | 1985-10-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3611554A1 true DE3611554A1 (de) | 1987-05-07 |
| DE3611554C2 DE3611554C2 (enExample) | 1990-11-22 |
Family
ID=19246211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863611554 Granted DE3611554A1 (de) | 1985-10-30 | 1986-04-07 | Messsymboltreiberschaltung fuer ein digitalmultimeter |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4717871A (enExample) |
| DE (1) | DE3611554A1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4100527C2 (de) * | 1991-01-10 | 2001-11-29 | Bosch Gmbh Robert | Verfahren und Vorrichtung zum Bestimmen von Aussetzern in einer Brennkraftmaschine |
| US8093516B2 (en) | 2007-08-14 | 2012-01-10 | Fluke Corporation | Digital multimeter having improved rotary switch assembly |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050140634A1 (en) * | 2003-12-26 | 2005-06-30 | Nec Corporation | Liquid crystal display device, and method and circuit for driving liquid crystal display device |
| US8836621B2 (en) * | 2004-12-15 | 2014-09-16 | Nlt Technologies, Ltd. | Liquid crystal display apparatus, driving method for same, and driving circuit for same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2458319A1 (de) * | 1974-12-10 | 1976-06-16 | Hartmann & Braun Ag | Vielfachmessgeraet |
| EP0157135A1 (de) * | 1984-03-05 | 1985-10-09 | Asea Brown Boveri Aktiengesellschaft | Verfahren zur Messwertanzeige |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4271410A (en) * | 1978-08-10 | 1981-06-02 | Rockwell International Corporation | LCD Data processor driver and method |
-
1986
- 1986-02-05 US US06/826,381 patent/US4717871A/en not_active Expired - Fee Related
- 1986-04-07 DE DE19863611554 patent/DE3611554A1/de active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2458319A1 (de) * | 1974-12-10 | 1976-06-16 | Hartmann & Braun Ag | Vielfachmessgeraet |
| EP0157135A1 (de) * | 1984-03-05 | 1985-10-09 | Asea Brown Boveri Aktiengesellschaft | Verfahren zur Messwertanzeige |
Non-Patent Citations (4)
| Title |
|---|
| H.HOFFRICHTER, "Digitalmultimeter" in "radio- fernsehen-elektronik", 1983, H.7, S.451 ff * |
| K.M.TAUER, "Drehzellen" in ELO, 1980,H.6, S.61-64 * |
| M.P.van ALPHEN, R.E.J.van de GRIFT, J.M.PIEPER, R.J.van de PLASSCHE, "Das automatische Digital- multimeter PM 2517" in "Philips technische Rund- schau", 1979, Nr.7/8, S.189 ff * |
| R.MAJOR, "Multimeter mit Mikroprozessor" in "Funkschau" 1981, H.25-26, S.75 ff * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4100527C2 (de) * | 1991-01-10 | 2001-11-29 | Bosch Gmbh Robert | Verfahren und Vorrichtung zum Bestimmen von Aussetzern in einer Brennkraftmaschine |
| US8093516B2 (en) | 2007-08-14 | 2012-01-10 | Fluke Corporation | Digital multimeter having improved rotary switch assembly |
| US8946571B2 (en) | 2007-08-14 | 2015-02-03 | Fluke Corporation | Digital multimeter having improved rotary switch assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| US4717871A (en) | 1988-01-05 |
| DE3611554C2 (enExample) | 1990-11-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: GRUENECKER, A., DIPL.-ING. KINKELDEY, H., DIPL.-IN |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |