DE1939017A1 - Vorrichtung zur Messung von Wechselstromsignalpegeln und Rauschen mit unmittelbarer digitaler Ablesung - Google Patents
Vorrichtung zur Messung von Wechselstromsignalpegeln und Rauschen mit unmittelbarer digitaler AblesungInfo
- Publication number
- DE1939017A1 DE1939017A1 DE19691939017 DE1939017A DE1939017A1 DE 1939017 A1 DE1939017 A1 DE 1939017A1 DE 19691939017 DE19691939017 DE 19691939017 DE 1939017 A DE1939017 A DE 1939017A DE 1939017 A1 DE1939017 A1 DE 1939017A1
- Authority
- DE
- Germany
- Prior art keywords
- signal
- level
- counter
- measurement
- voltage
- 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
- 238000005259 measurement Methods 0.000 claims description 160
- 230000008859 change Effects 0.000 claims description 58
- 230000000295 complement effect Effects 0.000 claims description 13
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 23
- 230000008569 process Effects 0.000 description 20
- 239000013256 coordination polymer Substances 0.000 description 12
- 239000003990 capacitor Substances 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 229910052754 neon Inorganic materials 0.000 description 5
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- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 2
- 241000219492 Quercus Species 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000881 depressing effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
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- 210000001061 forehead Anatomy 0.000 description 2
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- 238000012546 transfer Methods 0.000 description 2
- 206010035148 Plague Diseases 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
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- 230000003321 amplification Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
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- 210000004072 lung Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 238000012360 testing method Methods 0.000 description 1
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- 238000004804 winding Methods 0.000 description 1
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
- 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
- G01R19/255—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with counting of pulses during a period of time proportional to voltage or current, delivered by a pulse generator with fixed frequency
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
-
- 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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NZ15333968 | 1968-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1939017A1 true DE1939017A1 (de) | 1971-02-11 |
Family
ID=19916598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691939017 Pending DE1939017A1 (de) | 1968-07-31 | 1969-07-31 | Vorrichtung zur Messung von Wechselstromsignalpegeln und Rauschen mit unmittelbarer digitaler Ablesung |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE1939017A1 (https=) |
| FR (1) | FR2014086A1 (https=) |
| GB (1) | GB1234494A (https=) |
| NL (1) | NL6911693A (https=) |
| SE (1) | SE343414B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117420349B (zh) * | 2023-12-18 | 2024-02-27 | 安徽雷彻科技有限公司 | 一种过流检测电路 |
-
1969
- 1969-07-25 GB GB1234494D patent/GB1234494A/en not_active Expired
- 1969-07-31 FR FR6926289A patent/FR2014086A1/fr not_active Withdrawn
- 1969-07-31 DE DE19691939017 patent/DE1939017A1/de active Pending
- 1969-07-31 SE SE10767/69*A patent/SE343414B/xx unknown
- 1969-07-31 NL NL6911693A patent/NL6911693A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1234494A (https=) | 1971-06-03 |
| NL6911693A (https=) | 1970-02-03 |
| FR2014086A1 (https=) | 1970-04-10 |
| SE343414B (https=) | 1972-03-06 |
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