CH318649A - Telegraph signal distortion meter - Google Patents
Telegraph signal distortion meterInfo
- Publication number
- CH318649A CH318649A CH318649DA CH318649A CH 318649 A CH318649 A CH 318649A CH 318649D A CH318649D A CH 318649DA CH 318649 A CH318649 A CH 318649A
- Authority
- CH
- Switzerland
- Prior art keywords
- signal distortion
- telegraph signal
- distortion meter
- meter
- telegraph
- Prior art date
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
- H04L25/20—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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB16078/52A GB735117A (en) | 1952-06-26 | 1952-06-26 | Improvements in or relating to printing telegraph apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CH318649A true CH318649A (en) | 1957-01-15 |
Family
ID=10070759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH318649D CH318649A (en) | 1952-06-26 | 1953-06-26 | Telegraph signal distortion meter |
Country Status (4)
Country | Link |
---|---|
US (1) | US2856457A (en) |
BE (1) | BE520984A (en) |
CH (1) | CH318649A (en) |
GB (1) | GB735117A (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2985716A (en) * | 1957-02-18 | 1961-05-23 | British Telecomm Res Ltd | Pulse distortion detecting equipment |
US3045061A (en) * | 1958-12-23 | 1962-07-17 | Teletype Corp | Signal distortion indicator |
US3155772A (en) * | 1959-06-03 | 1964-11-03 | Bell Telephone Labor Inc | Method for measuring data signal impairment |
NL268912A (en) * | 1960-09-07 | |||
US3130268A (en) * | 1960-11-25 | 1964-04-21 | Stelma Inc | Signal distortion monitor |
GB954807A (en) * | 1961-07-05 | 1964-04-08 | Mini Of Aviat London | Improvements in or relating to electrical telegraphy |
US3176070A (en) * | 1961-12-29 | 1965-03-30 | Ibm | Noise analyzer |
BE666677A (en) * | 1964-07-11 | |||
DE1285499B (en) * | 1966-09-23 | 1968-12-19 | Siemens Ag | Circuit arrangement for measuring the distortion of successive time intervals, in particular of telegraphy signals with a high step speed, and display of the distortion on the screen of an oscilloscope |
DE2028655B2 (en) * | 1970-06-10 | 1971-09-30 | Siemens AG, 1000 Berlin u. 8000 München | METHOD FOR MEASURING THE DISTORTION OF TRANSMISSION SYSTEMS THAT TRANSMIT THE DATA IN CHARACTERISTICS, BIT PARALLEL CODED FORM |
US3700808A (en) * | 1971-10-07 | 1972-10-24 | Computest Corp | Distortion analysis system and method |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1816621A (en) * | 1927-08-04 | 1931-07-28 | Bell Telephone Labor Inc | Testing system |
BE356113A (en) * | 1927-12-02 | |||
US1845994A (en) * | 1929-12-14 | 1932-02-16 | Western Union Telegraph Co | Signal distortion indicator |
US1873440A (en) * | 1931-01-22 | 1932-08-23 | Bell Telephone Labor Inc | Rotary distributor phasing circuit |
US1972941A (en) * | 1931-02-19 | 1934-09-11 | Union Switch & Signal Co | Railway signaling |
US1920454A (en) * | 1931-04-21 | 1933-08-01 | American Telephone & Telegraph | Signal distortion indicating device |
US2342318A (en) * | 1942-02-28 | 1944-02-22 | Bell Telephone Labor Inc | Electrical timing circuit |
US2425307A (en) * | 1942-09-16 | 1947-08-12 | Ncr Co | Communication system |
FR906654A (en) * | 1944-03-20 | 1946-01-16 | Sadir Carpentier | Phase shift measurement method |
GB637722A (en) * | 1946-07-24 | 1950-05-24 | Telephone Mfg Co Ltd | Improvements in and relating to electrical testing and indicating systems |
-
0
- BE BE520984D patent/BE520984A/xx unknown
-
1952
- 1952-06-26 GB GB16078/52A patent/GB735117A/en not_active Expired
-
1953
- 1953-06-17 US US362304A patent/US2856457A/en not_active Expired - Lifetime
- 1953-06-26 CH CH318649D patent/CH318649A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB735117A (en) | 1955-08-17 |
US2856457A (en) | 1958-10-14 |
BE520984A (en) | 1900-01-01 |
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