BE488187A - - Google Patents
Info
- Publication number
- BE488187A BE488187A BE488187DA BE488187A BE 488187 A BE488187 A BE 488187A BE 488187D A BE488187D A BE 488187DA BE 488187 A BE488187 A BE 488187A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/24—Testing correct operation
- H04L1/248—Distortion measuring systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/12—Compensating for variations in line impedance
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/20—Repeater circuits; Relay circuits
- H04L25/24—Relay circuits using discharge tubes or semiconductor devices
- H04L25/242—Relay circuits using discharge tubes or semiconductor devices with retiming
- H04L25/245—Relay circuits using discharge tubes or semiconductor devices with retiming for start-stop signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
- H04L5/16—Half-duplex systems; Simplex/duplex switching; Transmission of break signals non-automatically inverting the direction of transmission
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB922048A GB692411A (en) | 1948-04-01 | 1948-04-01 | Improvements in and relating to telegraph repeaters |
Publications (1)
Publication Number | Publication Date |
---|---|
BE488187A true BE488187A (es) |
Family
ID=9867730
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE488187D BE488187A (es) | 1948-04-01 |
Country Status (4)
Country | Link |
---|---|
US (1) | US2787657A (es) |
BE (1) | BE488187A (es) |
CH (1) | CH315746A (es) |
FR (6) | FR983126A (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2968693A (en) * | 1956-05-07 | 1961-01-17 | Teleregister Corp | Simultaneous-to-serial permutation code converter |
US2945092A (en) * | 1956-11-27 | 1960-07-12 | Teletype Corp | Start-stop telegraph signal generator with two oscillators |
GB1057647A (en) * | 1964-10-16 | 1967-02-01 | Creed & Co Ltd | Improvements in or relating to teleprinter apparatus |
AT380803B (de) * | 1984-05-14 | 1986-07-10 | Voest Alpine Ag | Einrichtung zum verschliessen einer beschickungsoeffnung von druckfesten behaeltern |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2401729A (en) * | 1941-12-06 | 1946-06-11 | Alfred N Goldsmith | Impulse counting and selecting device |
US2373134A (en) * | 1942-08-06 | 1945-04-10 | Bell Telephone Labor Inc | Signaling system |
BE480101A (es) * | 1942-10-06 | |||
US2419540A (en) * | 1943-08-28 | 1947-04-29 | Int Standard Electric Corp | Telecommunication switching system |
US2427533A (en) * | 1943-12-31 | 1947-09-16 | Research Corp | Electronic switching device |
NL77140C (es) * | 1944-02-10 | |||
US2456825A (en) * | 1945-10-18 | 1948-12-21 | Ibm | Distributor |
FR959842A (es) * | 1947-01-16 | 1950-04-06 |
-
0
- BE BE488187D patent/BE488187A/xx unknown
-
1949
- 1949-01-28 FR FR983126D patent/FR983126A/fr not_active Expired
- 1949-03-29 US US84104A patent/US2787657A/en not_active Expired - Lifetime
- 1949-03-31 FR FR983878D patent/FR983878A/fr not_active Expired
-
1951
- 1951-10-05 FR FR64207D patent/FR64207E/fr not_active Expired
- 1951-10-06 CH CH315746D patent/CH315746A/fr unknown
-
1953
- 1953-06-23 FR FR65417D patent/FR65417E/fr not_active Expired
- 1953-06-26 FR FR65912D patent/FR65912E/fr not_active Expired
-
1954
- 1954-08-17 FR FR67468D patent/FR67468E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR65912E (es) | 1956-03-27 |
FR64207E (fr) | 1955-11-02 |
FR983126A (fr) | 1951-06-19 |
FR65417E (fr) | 1956-02-20 |
FR67468E (fr) | 1958-03-13 |
CH315746A (fr) | 1956-08-31 |
FR983878A (fr) | 1951-06-28 |
US2787657A (en) | 1957-04-02 |