FR845402A - Perfectionnement aux dispositifs de transmission électriques - Google Patents
Perfectionnement aux dispositifs de transmission électriquesInfo
- Publication number
- FR845402A FR845402A FR845402DA FR845402A FR 845402 A FR845402 A FR 845402A FR 845402D A FR845402D A FR 845402DA FR 845402 A FR845402 A FR 845402A
- Authority
- FR
- France
- Prior art keywords
- transmission devices
- electrical transmission
- advanced training
- training
- advanced
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/10—Control of transmission; Equalising by pilot signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/10—Adaptations for transmission by electrical cable
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Coils Or Transformers For Communication (AREA)
- Details Of Television Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Filters And Equalizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR899956X | 1938-04-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR845402A true FR845402A (fr) | 1939-08-23 |
Family
ID=9392456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR845402D Expired FR845402A (fr) | 1938-04-23 | 1938-04-23 | Perfectionnement aux dispositifs de transmission électriques |
Country Status (5)
Country | Link |
---|---|
US (1) | US2226728A (fr) |
DE (1) | DE899956C (fr) |
FR (1) | FR845402A (fr) |
GB (1) | GB527104A (fr) |
NL (1) | NL63048C (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2416683A (en) * | 1944-10-26 | 1947-03-04 | Bell Telephone Labor Inc | Wave transmission network |
US2416297A (en) * | 1944-10-26 | 1947-02-25 | Bell Telephone Labor Inc | Wave transmission network |
GB588044A (en) * | 1944-10-31 | 1947-05-13 | Standard Telephones Cables Ltd | Improvements in aerial arrays |
US2656514A (en) * | 1945-09-14 | 1953-10-20 | Jr Joseph R Perkins | Pulse producing system network |
US2598683A (en) * | 1946-02-05 | 1952-06-03 | Marcel J E Golay | Corrected delay line |
US2512945A (en) * | 1946-06-28 | 1950-06-27 | Heinz E Kallmann | Radio-frequency transmission line section |
US2615978A (en) * | 1947-10-14 | 1952-10-28 | Motorola Inc | Pulse width separation filter |
US2564556A (en) * | 1948-02-26 | 1951-08-14 | Rca Corp | Line delay in facsimile |
US2525893A (en) * | 1948-03-12 | 1950-10-17 | Gloess Paul Francois Marie | Telemetering system |
US2716733A (en) * | 1950-05-10 | 1955-08-30 | Exxon Research Engineering Co | Variable bandwidth band-pass filter |
US2719272A (en) * | 1950-08-24 | 1955-09-27 | Bell Telephone Labor Inc | Reduction of transient effects in wide band transmission systems |
US3046500A (en) * | 1952-12-31 | 1962-07-24 | Trak Electronics Company Inc | Electrically variable delay line |
US2907957A (en) * | 1952-12-31 | 1959-10-06 | Cgs Lab Inc | Electrically variable delay line |
US2703389A (en) * | 1953-11-17 | 1955-03-01 | Hazeltine Research Inc | Time-delay network |
-
0
- NL NL63048D patent/NL63048C/xx active
-
1938
- 1938-04-23 FR FR845402D patent/FR845402A/fr not_active Expired
-
1939
- 1939-03-31 GB GB10117/39A patent/GB527104A/en not_active Expired
- 1939-04-01 US US265476A patent/US2226728A/en not_active Expired - Lifetime
- 1939-04-25 DE DEI3333D patent/DE899956C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2226728A (en) | 1940-12-31 |
NL63048C (fr) | |
DE899956C (de) | 1953-12-17 |
GB527104A (en) | 1940-10-02 |
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