FI900803A0 - Kopplingsanordning foer foerening av rf-foerstaerkare och driftspaenningsfilter. - Google Patents
Kopplingsanordning foer foerening av rf-foerstaerkare och driftspaenningsfilter.Info
- Publication number
- FI900803A0 FI900803A0 FI900803A FI900803A FI900803A0 FI 900803 A0 FI900803 A0 FI 900803A0 FI 900803 A FI900803 A FI 900803A FI 900803 A FI900803 A FI 900803A FI 900803 A0 FI900803 A0 FI 900803A0
- Authority
- FI
- Finland
- Prior art keywords
- circuit
- supply voltage
- emitter
- foerstaerkare
- driftspaenningsfilter
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Hall/Mr Elements (AREA)
- Optical Recording Or Reproduction (AREA)
- Networks Using Active Elements (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI900803A FI87027C (fi) | 1990-02-16 | 1990-02-16 | Kopplingsanordning foer foerening av rf-foerstaerkare och driftspaenningsfilter |
EP91300811A EP0442637B1 (en) | 1990-02-16 | 1991-02-01 | Circuit arrangement for connecting RF amplifier and supply voltage filter |
AT91300811T ATE165481T1 (de) | 1990-02-16 | 1991-02-01 | Schaltungsanordnung für die verbindung von einem hochfrequenzverstärker mit einem versorgungsspannungsfilter |
DE69129278T DE69129278T2 (de) | 1990-02-16 | 1991-02-01 | Schaltungsanordnung für die Verbindung von einem Hochfrequenzverstärker mit einem Versorgungsspannungsfilter |
US07/884,042 US5241284A (en) | 1990-02-16 | 1992-05-14 | Circuit arrangement for connecting RF amplifier and supply voltage filter |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI900803 | 1990-02-16 | ||
FI900803A FI87027C (fi) | 1990-02-16 | 1990-02-16 | Kopplingsanordning foer foerening av rf-foerstaerkare och driftspaenningsfilter |
Publications (4)
Publication Number | Publication Date |
---|---|
FI900803A0 true FI900803A0 (fi) | 1990-02-16 |
FI900803A FI900803A (fi) | 1991-08-17 |
FI87027B FI87027B (fi) | 1992-07-31 |
FI87027C FI87027C (fi) | 1992-11-10 |
Family
ID=8529899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI900803A FI87027C (fi) | 1990-02-16 | 1990-02-16 | Kopplingsanordning foer foerening av rf-foerstaerkare och driftspaenningsfilter |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0442637B1 (fi) |
AT (1) | ATE165481T1 (fi) |
DE (1) | DE69129278T2 (fi) |
FI (1) | FI87027C (fi) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2268348B (en) * | 1992-06-30 | 1996-01-03 | Texas Instruments Ltd | Noise reduction circuit |
US5809410A (en) * | 1993-07-12 | 1998-09-15 | Harris Corporation | Low voltage RF amplifier and mixed with single bias block and method |
US5424686A (en) * | 1994-04-20 | 1995-06-13 | Philips Electronics North America Corporation | Negative-resistance-compensated microwave buffer |
US5498997A (en) * | 1994-12-23 | 1996-03-12 | Schiebold; Cristopher F. | Transformerless audio amplifier |
US7015755B2 (en) * | 2001-08-31 | 2006-03-21 | Nokia Corporation | Stacked modulator and automatic gain control amplifier |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3422365A (en) * | 1965-05-28 | 1969-01-14 | Wilcox Electric Co Inc | Stabilized transistor amplifier |
US3671884A (en) * | 1970-09-29 | 1972-06-20 | Gen Electric | Improved amplifying circuit |
DE2712680C2 (de) * | 1977-03-23 | 1982-10-21 | Robert Bosch Gmbh, 7000 Stuttgart | Mehrstufiger Transistorverstärker für Wechselspannungen |
US4590437A (en) * | 1984-04-27 | 1986-05-20 | Gte Laboratories Incorporated | High frequency amplifier |
-
1990
- 1990-02-16 FI FI900803A patent/FI87027C/fi not_active IP Right Cessation
-
1991
- 1991-02-01 EP EP91300811A patent/EP0442637B1/en not_active Expired - Lifetime
- 1991-02-01 AT AT91300811T patent/ATE165481T1/de active
- 1991-02-01 DE DE69129278T patent/DE69129278T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0442637A3 (en) | 1992-01-29 |
EP0442637A2 (en) | 1991-08-21 |
FI900803A (fi) | 1991-08-17 |
EP0442637B1 (en) | 1998-04-22 |
DE69129278T2 (de) | 1998-11-12 |
DE69129278D1 (de) | 1998-05-28 |
FI87027B (fi) | 1992-07-31 |
FI87027C (fi) | 1992-11-10 |
ATE165481T1 (de) | 1998-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: NOKIA MATKAPUHELIMET OY |