NL52895C - - Google Patents
Info
- Publication number
- NL52895C NL52895C NL85374A NL85374A NL52895C NL 52895 C NL52895 C NL 52895C NL 85374 A NL85374 A NL 85374A NL 85374 A NL85374 A NL 85374A NL 52895 C NL52895 C NL 52895C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H04B3/12—Control of transmission; Equalising by pilot signal in negative-feedback path of line amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/06—Control of transmission; Equalising by the transmitted signal
- H04B3/08—Control of transmission; Equalising by the transmitted signal in negative-feedback path of line amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US114390A US2209955A (en) | 1936-12-05 | 1936-12-05 | Wave translation system |
GB32727/37A GB506791A (en) | 1936-12-05 | 1937-11-26 | Improvements in or relating to amplifying systems using negative feedback |
Publications (1)
Publication Number | Publication Date |
---|---|
NL52895C true NL52895C (xx) | 1942-08-15 |
Family
ID=26261532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL85374A NL52895C (xx) | 1936-12-05 | 1937-12-06 |
Country Status (4)
Country | Link |
---|---|
US (1) | US2209955A (xx) |
FR (2) | FR833669A (xx) |
GB (1) | GB506791A (xx) |
NL (1) | NL52895C (xx) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2451858A (en) * | 1945-01-26 | 1948-10-19 | Gen Electric | Controlled frequency oscillator |
BE488207A (xx) * | 1948-04-02 | |||
US2589184A (en) * | 1949-09-13 | 1952-03-11 | Bell Telephone Labor Inc | Electronic impedance equalizer |
US2646218A (en) * | 1950-04-25 | 1953-07-21 | Sperry Corp | Distortionless electrical resolver |
US3108157A (en) * | 1959-06-15 | 1963-10-22 | Bell Telephone Labor Inc | Multiple station communication circuit |
US3177303A (en) * | 1960-10-07 | 1965-04-06 | Budelman Electronics Corp | Voice frequency hybrid telephone repeater |
FR2823618B1 (fr) * | 2001-04-13 | 2003-05-30 | Electricite De France | Etage d'un generateur de puissance d'un courant haute frequence |
ES2362759B1 (es) * | 2008-04-14 | 2012-06-06 | Fundacio Privada Centre Tecnologic De Telecomunicacions De Catalunya | Procedimiento y dispositivo de comunicaciones digitales para la recepción de datos usando simbolos qam. |
-
1936
- 1936-12-05 US US114390A patent/US2209955A/en not_active Expired - Lifetime
-
1937
- 1937-11-26 GB GB32727/37A patent/GB506791A/en not_active Expired
- 1937-12-04 FR FR833669D patent/FR833669A/fr not_active Expired
- 1937-12-06 NL NL85374A patent/NL52895C/xx active
-
1938
- 1938-03-23 FR FR49495D patent/FR49495E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2209955A (en) | 1940-08-06 |
GB506791A (en) | 1939-05-26 |
FR833669A (fr) | 1938-10-27 |
FR49495E (fr) | 1939-05-01 |