BE468349A - - Google Patents
Info
- Publication number
- BE468349A BE468349A BE468349DA BE468349A BE 468349 A BE468349 A BE 468349A BE 468349D A BE468349D A BE 468349DA BE 468349 A BE468349 A BE 468349A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
- H03K23/82—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using gas-filled tubes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/24—Half-wave signalling systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US549842A US2438492A (en) | 1944-08-17 | 1944-08-17 | Signaling system |
| US13438A US2561722A (en) | 1944-08-17 | 1948-03-06 | Signaling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468349A true BE468349A (US06811534-20041102-M00003.png) |
Family
ID=26684836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468349D BE468349A (US06811534-20041102-M00003.png) | 1944-08-17 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2561722A (US06811534-20041102-M00003.png) |
| BE (1) | BE468349A (US06811534-20041102-M00003.png) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2694801A (en) * | 1951-12-18 | 1954-11-16 | Bell Telephone Labor Inc | Pulse counting and registration system |
| BE524811A (US06811534-20041102-M00003.png) * | 1952-12-30 | |||
| DE956775C (de) * | 1953-12-01 | 1957-01-24 | Siemens Ag | Schaltungsanordnung fuer Zeitzonenzaehlung in Fernmeldeanlagen |
| US2972126A (en) * | 1955-10-10 | 1961-02-14 | Sheffield Corp | Voltage classifier |
| US2953772A (en) * | 1956-02-06 | 1960-09-20 | Gen Railway Signal Co | Code communication system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1765538A (en) * | 1921-11-16 | 1930-06-24 | Automatic Electric Inc | Remote control system |
| US2226692A (en) * | 1938-03-11 | 1940-12-31 | Bendix Radio Corp | Control system |
| US2373134A (en) * | 1942-08-06 | 1945-04-10 | Bell Telephone Labor Inc | Signaling system |
| BE470164A (US06811534-20041102-M00003.png) * | 1942-08-06 |
-
0
- BE BE468349D patent/BE468349A/xx unknown
-
1948
- 1948-03-06 US US13438A patent/US2561722A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2561722A (en) | 1951-07-24 |
