JPS4845164A - - Google Patents
Info
- Publication number
- JPS4845164A JPS4845164A JP47099151A JP9915172A JPS4845164A JP S4845164 A JPS4845164 A JP S4845164A JP 47099151 A JP47099151 A JP 47099151A JP 9915172 A JP9915172 A JP 9915172A JP S4845164 A JPS4845164 A JP S4845164A
- Authority
- JP
- Japan
- 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
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
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/30—Structural combination of electric measuring instruments with basic electronic circuits, e.g. with amplifier
-
- 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
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/08—Continuously compensating for, or preventing, undesired influence of physical parameters of noise
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Measurement Of Current Or Voltage (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18600671A | 1971-10-04 | 1971-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4845164A true JPS4845164A (OSRAM) | 1973-06-28 |
Family
ID=22683280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47099151A Pending JPS4845164A (OSRAM) | 1971-10-04 | 1972-10-04 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3790886A (OSRAM) |
| JP (1) | JPS4845164A (OSRAM) |
| DE (1) | DE2248502A1 (OSRAM) |
| FR (1) | FR2155979A1 (OSRAM) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3965418A (en) * | 1973-11-01 | 1976-06-22 | Wiltron Company | Telephone system testing apparatus and techniques utilizing central measuring equipment with a plurality of remote test stations |
| US4078233A (en) * | 1974-01-03 | 1978-03-07 | Frye G J | Analog to digital converter circuit with gain ranging feedback |
| US4238784A (en) * | 1975-01-23 | 1980-12-09 | Colt Industries Operating Corp. | Electronic measuring system with pulsed power supply and stability sensing |
| US3958178A (en) * | 1975-02-11 | 1976-05-18 | The United States Of America As Represented By The United States Energy Research And Development Administration | Automatic ranging circuit for a digital panel meter |
| US4016557A (en) * | 1975-05-08 | 1977-04-05 | Westinghouse Electric Corporation | Automatic gain controlled amplifier apparatus |
| JPS524859A (en) * | 1975-07-01 | 1977-01-14 | Seiko Epson Corp | Digital circuit |
| US4605920A (en) * | 1983-03-02 | 1986-08-12 | Beckman Instruments, Inc. | Prescaling device and method |
| CH665027A5 (de) * | 1984-09-06 | 1988-04-15 | Mettler Instrumente Ag | Verfahren zur messung und digitalisierung eines widerstandes und schaltung zur durchfuehrung des verfahrens. |
| US4596977A (en) * | 1984-12-03 | 1986-06-24 | Honeywell Inc. | Dual slope analog to digital converter with out-of-range reset |
| DE3511592A1 (de) * | 1985-03-27 | 1986-10-02 | CREATEC Gesellschaft für Elektrotechnik mbH, 1000 Berlin | Signalverarbeitungsgeraet |
| US4906928A (en) * | 1988-12-29 | 1990-03-06 | Atlantic Richfield Company | Transient electromagnetic apparatus with receiver having digitally controlled gain ranging amplifier for detecting irregularities on conductive containers |
| US4942401A (en) * | 1989-02-24 | 1990-07-17 | John Fluke Mfg. Co., Inc. | Analog to digital conversion with charge balanced voltage to frequency converter having polarity responsive offset |
| US5119019A (en) * | 1989-11-28 | 1992-06-02 | John Fluke Mfg. Co., Inc. | Automatic function selecting multimeter |
| FR2656930B1 (fr) * | 1990-01-05 | 1992-10-02 | Alcatel Radiotelephone | Circuit de mesure numerique d'un signal electrique. |
| US5142221A (en) * | 1990-11-23 | 1992-08-25 | John Fluke Mfg. Co., Inc. | Automatic function selecting multimeter |
| US5170166A (en) * | 1990-11-26 | 1992-12-08 | Fujikura Ltd. | Range switching device for analog to digital conversion |
| US5148171A (en) * | 1991-07-25 | 1992-09-15 | Hewlett-Packard Company | Multislope continuously integrating analog to digital converter |
| US5396168A (en) * | 1992-03-27 | 1995-03-07 | Tandy Corporation | Digital multimeter with microprocessor control |
| US5448239A (en) * | 1994-02-25 | 1995-09-05 | Hewlett-Packard Company | Analog-to-digital converter |
| KR20090045934A (ko) * | 2006-08-11 | 2009-05-08 | 엔테그리스, 아이엔씨. | 아날로그 신호를 위한 자동 범위조정 시스템 및 방법 |
| GB2479156B (en) * | 2010-03-30 | 2012-11-21 | Univ Newcastle | Apparatus and method for voltage sensing |
| CN118316421B (zh) * | 2024-06-11 | 2024-10-15 | 西安轻工业钟表研究所有限公司 | 一种可调的大功率方波波形发生系统及方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3051939A (en) * | 1957-05-08 | 1962-08-28 | Daystrom Inc | Analog-to-digital converter |
| GB1057696A (en) * | 1964-08-24 | 1967-02-08 | Solartron Electronic Group | Improvements in digital voltmeters |
| US3500384A (en) * | 1966-12-30 | 1970-03-10 | Singer General Precision | Charge gated analog-to-digital converter |
| US3566397A (en) * | 1969-01-15 | 1971-02-23 | Ibm | Dual slope analog to digital converter |
-
1971
- 1971-10-04 US US00186006A patent/US3790886A/en not_active Expired - Lifetime
-
1972
- 1972-10-03 FR FR7234966A patent/FR2155979A1/fr not_active Withdrawn
- 1972-10-03 DE DE19722248502 patent/DE2248502A1/de active Pending
- 1972-10-04 JP JP47099151A patent/JPS4845164A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2155979A1 (OSRAM) | 1973-05-25 |
| US3790886A (en) | 1974-02-05 |
| DE2248502A1 (de) | 1973-04-12 |