DE1951178A1 - Digitales Ohmmeter - Google Patents
Digitales OhmmeterInfo
- Publication number
- DE1951178A1 DE1951178A1 DE19691951178 DE1951178A DE1951178A1 DE 1951178 A1 DE1951178 A1 DE 1951178A1 DE 19691951178 DE19691951178 DE 19691951178 DE 1951178 A DE1951178 A DE 1951178A DE 1951178 A1 DE1951178 A1 DE 1951178A1
- Authority
- DE
- Germany
- Prior art keywords
- resistance
- voltage
- frequency
- bridge
- resistor
- 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.)
- Pending
Links
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- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
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- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
- G01R17/10—AC or DC measuring bridges
- G01R17/105—AC or DC measuring bridges for measuring impedance or resistance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/50—Analogue/digital converters with intermediate conversion to time interval
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US76690968A | 1968-10-11 | 1968-10-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1951178A1 true DE1951178A1 (de) | 1970-06-04 |
Family
ID=25077899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691951178 Pending DE1951178A1 (de) | 1968-10-11 | 1969-10-10 | Digitales Ohmmeter |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3536997A (https=) |
| BE (1) | BE740134A (https=) |
| DE (1) | DE1951178A1 (https=) |
| FR (1) | FR2020435A1 (https=) |
| GB (1) | GB1288792A (https=) |
| NL (1) | NL6915352A (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2214114C3 (de) * | 1972-03-23 | 1974-12-05 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zur Umwandlung einer Verstimmung einer Widerstandsbriicke in eine dazu proportionale Frequenzänderung eines RC-Oszillators |
| DE2433080C2 (de) * | 1974-07-10 | 1983-09-29 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zur Umwandlung einer Brückenverstimmung in eine Frequenzänderung |
| USRE31606E (en) * | 1978-11-16 | 1984-06-19 | Beckman Instruments, Inc. | Digital ohmmeter with electrical continuity tester |
| US4228394A (en) * | 1978-11-16 | 1980-10-14 | Beckman Instruments, Inc. | Digital ohmmeter with electrical continuity tester |
| US4296413A (en) * | 1979-09-28 | 1981-10-20 | General Electric Company | Resistance-bridge to frequency converter with automatic offset correction |
| KR100956472B1 (ko) * | 2005-04-27 | 2010-05-07 | 에어 테스트 시스템즈 | 전자 장치들을 테스트하기 위한 장치 |
| US20070193868A1 (en) * | 2006-02-02 | 2007-08-23 | Delphi Technologies, Inc. | Multiplex signal system for vehicle steering column assembly |
| US7960979B1 (en) * | 2008-03-28 | 2011-06-14 | Honda Motor Co., Ltd. | Universal resistance testing device for electrical components |
| JP5689421B2 (ja) | 2008-11-06 | 2015-03-25 | ヴィシェイ インターテクノロジー インコーポレイテッド | ４つの抵抗器を備えた抵抗温度係数を調整可能な４端子型抵抗器 |
| CN104007353B (zh) * | 2013-02-26 | 2016-12-28 | 国网山东省电力公司菏泽供电公司 | 接口检测电路 |
| WO2016048954A1 (en) * | 2014-09-22 | 2016-03-31 | Panduit Corp. | A system for the verification of the absence of voltage |
| US11953531B2 (en) * | 2020-05-20 | 2024-04-09 | Cirrus Logic Inc. | Sense resistor and method for forming same |
| CN116125163A (zh) * | 2022-12-05 | 2023-05-16 | 中国南方电网有限责任公司超高压输电公司广州局 | 电阻测试装置和电阻测试方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US322825A (en) * | 1885-07-21 | ingham | ||
| US2972106A (en) * | 1958-04-09 | 1961-02-14 | Western Electric Co | Automatic alternating current bridge |
| US3064193A (en) * | 1958-10-24 | 1962-11-13 | Standard Oil Co | Digitizing amplifier |
| US3302106A (en) * | 1963-05-29 | 1967-01-31 | Beckman Instruments Inc | Resistance measuring apparatus including an automatic balancing bridge |
-
1968
- 1968-10-11 US US766909A patent/US3536997A/en not_active Expired - Lifetime
-
1969
- 1969-10-10 FR FR6934826A patent/FR2020435A1/fr not_active Withdrawn
- 1969-10-10 BE BE740134D patent/BE740134A/xx unknown
- 1969-10-10 DE DE19691951178 patent/DE1951178A1/de active Pending
- 1969-10-10 NL NL6915352A patent/NL6915352A/xx unknown
- 1969-10-10 GB GB1288792D patent/GB1288792A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1288792A (https=) | 1972-09-13 |
| FR2020435A1 (https=) | 1970-07-10 |
| BE740134A (https=) | 1970-03-16 |
| US3536997A (en) | 1970-10-27 |
| NL6915352A (https=) | 1970-04-14 |
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