BE468599A - - Google Patents
Info
- Publication number
- BE468599A BE468599A BE468599DA BE468599A BE 468599 A BE468599 A BE 468599A BE 468599D A BE468599D A BE 468599DA BE 468599 A BE468599 A BE 468599A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/08—Duration or width modulation ; Duty cycle modulation
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL271004X | 1945-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468599A true BE468599A (en) |
Family
ID=19781929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468599D BE468599A (en) | 1945-09-25 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2471168A (en) |
| BE (1) | BE468599A (en) |
| CH (1) | CH271004A (en) |
| DE (1) | DE851965C (en) |
| FR (1) | FR939866A (en) |
| GB (1) | GB628555A (en) |
| NL (1) | NL73971C (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL73853C (en) * | 1947-09-06 | |||
| US2718449A (en) * | 1949-09-23 | 1955-09-20 | Phillips Petroleum Co | Pulse measuring apparatus |
| US2753452A (en) * | 1949-10-12 | 1956-07-03 | Gen Dynamics Corp | Synchronizing signal separation system |
| US2748278A (en) * | 1951-05-21 | 1956-05-29 | Hewlett Packard Co | Sine wave generator |
| US2700501A (en) * | 1951-12-28 | 1955-01-25 | Wang An | Voltage detector |
| FR1200751A (en) * | 1956-11-13 | 1959-12-24 | Decca Record Co Ltd | Improvements in electrical transmission and storage of information represented by direct voltages |
| US3393363A (en) * | 1963-10-07 | 1968-07-16 | Forster Ind Inc | Amplifying means employing pulse width modulation |
| US3380003A (en) * | 1965-02-25 | 1968-04-23 | Gen Motors Corp | Signal frequency to pulse width modulation converter |
| GB1168076A (en) * | 1965-10-07 | 1969-10-22 | Matsushita Electric Ind Co Ltd | System for Transmitting or Recording and Reproducing a Plurality of Signals |
| US3478170A (en) * | 1965-10-22 | 1969-11-11 | Siemens Ag | Modulation system for converting analogue signals to a pulse amplitude to pulse width to a binary output |
| FR2455526A2 (en) * | 1979-05-04 | 1980-11-28 | Treves Ets | Head rest for vehicle seat - is mounted on U=shaped frame and has threaded spindle rotated to move head rest forwards or backwards |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1712993A (en) * | 1916-08-14 | 1929-05-14 | Western Electric Co | Signaling system |
| US2121117A (en) * | 1935-03-18 | 1938-06-21 | Richard E Conover | Electronic timer |
| US2269151A (en) * | 1937-04-24 | 1942-01-06 | Gen Electric | Electric control circuits |
| US2284101A (en) * | 1940-02-29 | 1942-05-26 | Rca Corp | Impulse generator |
| US2413440A (en) * | 1942-05-15 | 1946-12-31 | Hazeltine Research Inc | Electronic switch |
| US2392632A (en) * | 1944-06-17 | 1946-01-08 | Gen Electric | Frequency difference measurement |
-
0
- NL NL73971D patent/NL73971C/xx active
- BE BE468599D patent/BE468599A/xx unknown
-
1946
- 1946-06-06 GB GB17292/46A patent/GB628555A/en not_active Expired
- 1946-10-26 CH CH271004D patent/CH271004A/en unknown
- 1946-11-22 US US711688A patent/US2471168A/en not_active Expired - Lifetime
-
1947
- 1947-01-21 FR FR939866D patent/FR939866A/en not_active Expired
-
1948
- 1948-11-02 DE DEP20325A patent/DE851965C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB628555A (en) | 1949-08-31 |
| US2471168A (en) | 1949-05-24 |
| NL73971C (en) | |
| FR939866A (en) | 1948-11-26 |
| CH271004A (en) | 1950-09-30 |
| DE851965C (en) | 1952-10-09 |