BE634149A - - Google Patents
Info
- Publication number
- BE634149A BE634149A BE634149DA BE634149A BE 634149 A BE634149 A BE 634149A BE 634149D A BE634149D A BE 634149DA BE 634149 A BE634149 A BE 634149A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/18—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals
- G06G7/184—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals using capacitive elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/56—Modifications of input or output impedances, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP0029706 | 1962-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE634149A true BE634149A (US07935154-20110503-C00006.png) |
Family
ID=7371637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE634149D BE634149A (US07935154-20110503-C00006.png) | 1962-06-28 |
Country Status (7)
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3171085A (en) * | 1959-05-19 | 1965-02-23 | Lucio M Vallese | Unilateralized transistor amplifier |
| US3040265A (en) * | 1960-07-18 | 1962-06-19 | Hewlett Packard Co | Transistor amplifiers having low input impedance |
-
0
- BE BE634149D patent/BE634149A/xx unknown
- NL NL294501D patent/NL294501A/xx unknown
-
1962
- 1962-06-28 DE DE19621424777 patent/DE1424777B2/de not_active Withdrawn
-
1963
- 1963-06-25 CH CH782963A patent/CH411043A/de unknown
- 1963-06-25 GB GB25236/63A patent/GB989141A/en not_active Expired
- 1963-06-25 SE SE6970/63A patent/SE306958B/xx unknown
- 1963-06-25 US US290361A patent/US3243718A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1424777A1 (de) | 1968-11-14 |
| GB989141A (en) | 1965-04-14 |
| SE306958B (US07935154-20110503-C00006.png) | 1968-12-16 |
| NL294501A (US07935154-20110503-C00006.png) | |
| DE1424777B2 (de) | 1970-02-19 |
| US3243718A (en) | 1966-03-29 |
| CH411043A (de) | 1966-04-15 |
