LU55337A1 - - Google Patents
Info
- Publication number
- LU55337A1 LU55337A1 LU55337DA LU55337A1 LU 55337 A1 LU55337 A1 LU 55337A1 LU 55337D A LU55337D A LU 55337DA LU 55337 A1 LU55337 A1 LU 55337A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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 specially adapted therefor
- G06G7/20—Arrangements for performing computing operations, e.g. operational amplifiers specially adapted therefor for evaluating powers, roots, polynomes, mean square values or standard deviation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/04—Generating pulses having essentially a finite slope or stepped portions having parabolic shape
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
-
- 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)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Measurement Of Current Or Voltage (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR95258A FR1518948A (fr) | 1967-02-16 | 1967-02-16 | Convertisseur courant fréquence extracteur de racine carrée |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU55337A1 true LU55337A1 (https=) | 1968-04-09 |
Family
ID=8625414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU55337D LU55337A1 (https=) | 1967-02-16 | 1968-01-23 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3539931A (https=) |
| BE (1) | BE710832A (https=) |
| CH (1) | CH481384A (https=) |
| DE (1) | DE1537999A1 (https=) |
| FR (1) | FR1518948A (https=) |
| GB (1) | GB1214167A (https=) |
| LU (1) | LU55337A1 (https=) |
| NL (1) | NL6801640A (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4445053A (en) * | 1977-06-16 | 1984-04-24 | Dbx, Inc. | Square law charger |
| DE3813413A1 (de) * | 1988-04-21 | 1989-11-09 | Telefunken Electronic Gmbh | Quadrierschaltung |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3252099A (en) * | 1963-05-27 | 1966-05-17 | Ibm | Waveform shaping system for slimming filter control and symmetrizing |
| US3328569A (en) * | 1963-11-14 | 1967-06-27 | Bailey Meter Co | Square root extracting network |
| US3231766A (en) * | 1965-01-21 | 1966-01-25 | Barnes Eng Co | Square root output circuit utilizing a voltage sensitive capacitive diode |
-
1967
- 1967-02-16 FR FR95258A patent/FR1518948A/fr not_active Expired
-
1968
- 1968-01-11 CH CH39768A patent/CH481384A/fr not_active IP Right Cessation
- 1968-01-23 LU LU55337D patent/LU55337A1/xx unknown
- 1968-01-26 GB GB4272/68A patent/GB1214167A/en not_active Expired
- 1968-01-30 DE DE19681537999 patent/DE1537999A1/de active Pending
- 1968-02-06 NL NL6801640A patent/NL6801640A/xx unknown
- 1968-02-13 US US705080A patent/US3539931A/en not_active Expired - Lifetime
- 1968-02-15 BE BE710832D patent/BE710832A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL6801640A (https=) | 1968-08-19 |
| FR1518948A (fr) | 1968-03-29 |
| GB1214167A (en) | 1970-12-02 |
| CH481384A (fr) | 1969-11-15 |
| BE710832A (https=) | 1968-06-17 |
| US3539931A (en) | 1970-11-10 |
| DE1537999A1 (de) | 1970-07-23 |