LU61441A1 - - Google Patents
Info
- Publication number
- LU61441A1 LU61441A1 LU61441DA LU61441A1 LU 61441 A1 LU61441 A1 LU 61441A1 LU 61441D A LU61441D A LU 61441DA LU 61441 A1 LU61441 A1 LU 61441A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
- H04L27/142—Compensating direct current components occurring during the demodulation and which are caused by mistuning
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Control Of Amplification And Gain Control (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1939067*A DE1939067C2 (de) | 1969-07-31 | 1969-07-31 | Schaltungsanordnung zur Kompensation der bei der Demodulation von frequenzumgetasteten binären Datenzeichen auftretenden Gleichspannungsstörkomponente |
Publications (1)
Publication Number | Publication Date |
---|---|
LU61441A1 true LU61441A1 (de) | 1971-07-13 |
Family
ID=5741550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
LU61441D LU61441A1 (de) | 1969-07-31 | 1970-07-29 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3688205A (de) |
BE (1) | BE754157A (de) |
DE (1) | DE1939067C2 (de) |
DK (1) | DK142890B (de) |
FR (1) | FR2060578A5 (de) |
GB (1) | GB1275248A (de) |
LU (1) | LU61441A1 (de) |
NL (1) | NL167073C (de) |
SE (1) | SE353201B (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1520810A (en) * | 1975-12-18 | 1978-08-09 | Gen Electric Co Ltd | Regenerative repeaters for digital transmission systems |
DE2852374C2 (de) * | 1978-12-04 | 1980-10-02 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren und Schaltungsanordnung zur frequenzmodulierten Übertragung eines Binärsignals |
DE2854833C2 (de) * | 1978-12-19 | 1980-09-04 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zum Korrigieren von Schrittverzerningen bei einer Übertragung von Daten |
US4250458A (en) * | 1979-05-31 | 1981-02-10 | Digital Communications Corporation | Baseband DC offset detector and control circuit for DC coupled digital demodulator |
NL8000883A (nl) * | 1980-02-13 | 1981-09-16 | Philips Nv | Coherente ontvanger voor hoekgemoduleerde data signalen. |
JPS5737907A (en) * | 1980-08-14 | 1982-03-02 | Toshiba Corp | Fm wave detector |
CA1175490A (en) * | 1982-03-12 | 1984-10-02 | Ralph T. Carsten | Frequency shift keying demodulators |
AU559584B2 (en) * | 1983-07-22 | 1987-03-12 | Nec Corporation | Demodulator for multilevel amplitude modulation system |
GB8323966D0 (en) * | 1983-09-07 | 1983-10-12 | British Telecomm | Frequency control for point-to-multipoint radio |
US4802236A (en) * | 1986-12-30 | 1989-01-31 | Motorola, Inc. | Instantaneous deviation limiter with pre-emphasis and zero average value |
JPS6468162A (en) * | 1987-09-09 | 1989-03-14 | Man Design Co | Fsk demodulator |
JPS6468161A (en) * | 1987-09-09 | 1989-03-14 | Man Design Co | Fsk demodulator |
JP2707461B2 (ja) * | 1989-02-16 | 1998-01-28 | 東光株式会社 | 波形整形回路 |
US5052021A (en) * | 1989-05-19 | 1991-09-24 | Kabushiki Kaisha Toshiba | Digital signal decoding circuit and decoding method |
US5146476A (en) * | 1990-12-03 | 1992-09-08 | Reliance Comm/Tec Corporation | High gain amplifier for reception of low level pulse code modulation nonreturn-to-zero signals |
US5295161A (en) * | 1991-05-10 | 1994-03-15 | International Business Machines Corporation | Fiber optic amplifier with active elements feedback circuit |
JP2503837B2 (ja) * | 1992-07-16 | 1996-06-05 | 日本電気株式会社 | ディジタル光受信回路とディジタル光受信回路におけるプリアンプ回路 |
US6724247B2 (en) | 2001-09-13 | 2004-04-20 | Telefonaktiebolaget Lm Ericsson (Publ) | FM demodulator having DC offset compensation |
US20120287952A1 (en) * | 2011-05-10 | 2012-11-15 | Honeywell International Inc. | Apparatus and methods for high voltage amplification with low noise |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1063641A (en) * | 1964-06-01 | 1967-03-30 | Thorn Electronics Ltd | Improvements in frequency discriminators |
US3427560A (en) * | 1965-06-09 | 1969-02-11 | Bendix Corp | Direct current amplifier |
US3525946A (en) * | 1968-06-19 | 1970-08-25 | Westel Co | Single delay line demodulator system for angle modulated signal |
-
0
- BE BE754157D patent/BE754157A/xx unknown
-
1969
- 1969-07-31 DE DE1939067*A patent/DE1939067C2/de not_active Expired
-
1970
- 1970-07-21 NL NL7010792.A patent/NL167073C/xx not_active IP Right Cessation
- 1970-07-29 FR FR7028010A patent/FR2060578A5/fr not_active Expired
- 1970-07-29 LU LU61441D patent/LU61441A1/xx unknown
- 1970-07-30 GB GB36895/70A patent/GB1275248A/en not_active Expired
- 1970-07-30 SE SE10473/70A patent/SE353201B/xx unknown
- 1970-07-30 US US59545A patent/US3688205A/en not_active Expired - Lifetime
- 1970-07-30 DK DK395970AA patent/DK142890B/da unknown
Also Published As
Publication number | Publication date |
---|---|
GB1275248A (en) | 1972-05-24 |
DE1939067B1 (de) | 1970-10-29 |
DK142890B (da) | 1981-02-16 |
DK142890C (de) | 1981-09-28 |
NL167073C (nl) | 1981-10-15 |
FR2060578A5 (de) | 1971-06-18 |
NL167073B (nl) | 1981-05-15 |
US3688205A (en) | 1972-08-29 |
DE1939067C2 (de) | 1974-01-10 |
BE754157A (fr) | 1971-02-01 |
NL7010792A (de) | 1971-02-02 |
SE353201B (de) | 1973-01-22 |