NL218516A - - Google Patents
Info
- Publication number
- NL218516A NL218516A NL218516DA NL218516A NL 218516 A NL218516 A NL 218516A NL 218516D A NL218516D A NL 218516DA NL 218516 A NL218516 A NL 218516A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
- G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage
- G01R23/09—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage using analogue integrators, e.g. capacitors establishing a mean value by balance of input signals and defined discharge signals or leakage
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
- G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave
-
- 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
- G06G7/26—Arbitrary function generators
- G06G7/28—Arbitrary function generators for synthesising functions by piecewise approximation
-
- 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
- G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
- G06G7/62—Analogue computers for specific processes, systems or devices, e.g. simulators for electric systems or apparatus
- G06G7/625—Analogue computers for specific processes, systems or devices, e.g. simulators for electric systems or apparatus for filters; for delay lines
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
- H03K9/06—Demodulating pulses which have been modulated with a continuously-variable signal of frequency- or rate-modulated pulses
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US594839A US2986704A (en) | 1956-06-29 | 1956-06-29 | Function generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL218516A true NL218516A (en) |
Family
ID=24380620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL218516D NL218516A (en) | 1956-06-29 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2986704A (en) |
| DE (1) | DE1252800B (en) |
| FR (1) | FR1187745A (en) |
| GB (1) | GB844872A (en) |
| NL (1) | NL218516A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3210558A (en) * | 1959-11-25 | 1965-10-05 | Ibm | Periodic waveform generator |
| US3120647A (en) * | 1961-07-26 | 1964-02-04 | Houston Instr Corp | Logarithmic frequency discriminator circuits |
| GB1198620A (en) * | 1966-12-20 | 1970-07-15 | Rank Organisation Ltd | Improvements in or relating to Afterglow Correcting Circuit Arrangements. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2658189A (en) * | 1948-01-09 | 1953-11-03 | Bell Telephone Labor Inc | Signaling system based on orthogonal functions |
| NL84059C (en) * | 1948-02-26 | |||
| US2549065A (en) * | 1948-11-02 | 1951-04-17 | Bell Telephone Labor Inc | Frequency discriminative electric transducer |
| US2730679A (en) * | 1951-05-18 | 1956-01-10 | George A Philbrick | Delayed-recovery electric filter network |
| US2842733A (en) * | 1954-11-01 | 1958-07-08 | Itt | Function generator |
-
0
- NL NL218516D patent/NL218516A/xx unknown
-
1956
- 1956-06-29 US US594839A patent/US2986704A/en not_active Expired - Lifetime
-
1957
- 1957-06-25 FR FR1187745D patent/FR1187745A/en not_active Expired
- 1957-06-27 GB GB20301/57A patent/GB844872A/en not_active Expired
- 1957-06-28 DE DE19571252800D patent/DE1252800B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB844872A (en) | 1960-08-17 |
| FR1187745A (en) | 1959-09-15 |
| US2986704A (en) | 1961-05-30 |
| DE1252800B (en) | 1967-10-26 |