BE743971A - - Google Patents
Info
- Publication number
- BE743971A BE743971A BE743971DA BE743971A BE 743971 A BE743971 A BE 743971A BE 743971D A BE743971D A BE 743971DA BE 743971 A BE743971 A BE 743971A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
- H01Q1/3266—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle using the mirror of the vehicle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/321—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors within a radiating element or between connected radiating elements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
- Amplifiers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1919749A DE1919749C3 (de) | 1969-04-18 | 1969-04-18 | Aktive Empfangsantenne mit Dipolcharakter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE743971A true BE743971A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-05-28 |
Family
ID=5731603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE743971D BE743971A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-04-18 | 1969-12-31 |
Country Status (14)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3827053A (en) * | 1970-07-23 | 1974-07-30 | E Willie | Antenna with large capacitive termination and low noise input circuit |
| FR2122341B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-01-21 | 1974-04-26 | Radiotechnique Compelec | |
| DE2115657C3 (de) * | 1971-03-31 | 1983-12-22 | Flachenecker, Gerhard, Prof. Dr.-Ing., 8012 Ottobrunn | Aktive Unipol-Empfangsantenne |
| NL7901901A (nl) * | 1978-03-10 | 1979-09-12 | Blankenburg Antennen | Antenne voor meerdere ontvangstgebieden met elektroni- sche versterker. |
| GB1595277A (en) * | 1978-05-09 | 1981-08-12 | Communications Patents Ltd | Antenna arrangements |
| US4201988A (en) * | 1979-03-05 | 1980-05-06 | The United States Of America As Represented By The Secretary Of The Navy | Wideband VHF antenna |
| US4243992A (en) * | 1979-04-16 | 1981-01-06 | The United States Of America As Represented By The Secretary Of The Navy | Method and apparatus for fabricating a wideband whip antenna |
| DE2952793C2 (de) * | 1979-12-31 | 1983-04-28 | Flachenecker, Gerhard, Prof. Dr.-Ing., 8012 Ottobrunn | Abstimmbare Empfängereingangsschaltung |
| DE3315458A1 (de) * | 1983-04-28 | 1984-11-08 | Gerhard Prof. Dr.-Ing. 8012 Ottobrunn Flachenecker | Aktive windschutzscheibenantenne fuer alle polarisationsarten |
| US4559539A (en) * | 1983-07-18 | 1985-12-17 | American Electronic Laboratories, Inc. | Spiral antenna deformed to receive another antenna |
| GB8914700D0 (en) * | 1989-06-27 | 1989-08-16 | Charlton William S | Rear view mirrors including radio aerials |
| GB9114720D0 (en) * | 1991-07-08 | 1991-08-28 | Electronic Advanced Research L | Radio receiving circuits |
| US6393264B1 (en) * | 1995-09-15 | 2002-05-21 | Siemens Aktiengesellschaft | Radio terminal apparatus |
| US6448604B1 (en) * | 2000-09-12 | 2002-09-10 | Robert Bosch Gmbh | Integrated adjustable capacitor |
| DE10245813A1 (de) | 2002-10-01 | 2004-04-15 | Lindenmeier, Heinz, Prof. Dr.-Ing. | Aktive Breitbandempfangsantenne mit Empfangspegelregelung |
| US7688272B2 (en) * | 2005-05-30 | 2010-03-30 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1647474A (en) * | 1923-10-25 | 1927-11-01 | Frederick W Seymour | Variable pathway |
| AT157792B (de) * | 1934-11-15 | 1940-01-25 | Hazeltine Corp | Schaltung zur Kopplung zweier elektrischer Stromkreise. |
| US2169358A (en) * | 1936-07-18 | 1939-08-15 | Telefunken Gmbh | Receiver for ultra-short waves |
| US2578973A (en) * | 1946-12-11 | 1951-12-18 | Belmont Radio Corp | Antenna array |
| US2531438A (en) * | 1947-03-21 | 1950-11-28 | William J Jones | Multiple distribution radio receiving system |
| DE975147C (de) * | 1950-02-22 | 1961-09-07 | Siemens Elektrogeraete Gmbh | Koppelvorrichtung zum gleichzeitigen Anschluss einer UKW-Antenne und einer Kurz-Mittel-Langwellenantenne an Hochfrequenzempfaenger fuer mehrere Wellenbereiche |
| US3424984A (en) * | 1964-02-28 | 1969-01-28 | Antenna Res Ass | Directional broad band antenna array |
| NL6517121A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1965-12-30 | 1967-07-03 | ||
| US3465344A (en) * | 1967-01-26 | 1969-09-02 | Sylvania Electric Prod | Single antenna dual frequency band signal coupling system |
| DE1272391B (de) * | 1967-04-28 | 1968-07-11 | Hirschmann Radiotechnik | Anordnung zur Anschaltung mehrerer selektiver Antennenverstaerker an einen gemeinsamen Verbraucher |
-
1969
- 1969-04-18 DE DE1919749A patent/DE1919749C3/de not_active Expired
- 1969-12-16 LU LU60028D patent/LU60028A1/xx unknown
- 1969-12-17 NO NO4982/69A patent/NO134074C/no unknown
- 1969-12-17 SE SE17444/69A patent/SE351529B/xx unknown
- 1969-12-18 GB GB1296535D patent/GB1296535A/en not_active Expired
- 1969-12-24 NL NLAANVRAGE6919443,A patent/NL173116C/xx not_active IP Right Cessation
- 1969-12-29 FR FR6945238A patent/FR2039253B1/fr not_active Expired
- 1969-12-29 AT AT1206869A patent/AT354521B/de not_active IP Right Cessation
- 1969-12-31 BE BE743971D patent/BE743971A/xx not_active IP Right Cessation
- 1969-12-31 CH CH1945569A patent/CH519253A/de not_active IP Right Cessation
-
1970
- 1970-01-07 ES ES375206A patent/ES375206A1/es not_active Expired
- 1970-01-12 DK DK11970AA patent/DK137909B/da not_active Application Discontinuation
- 1970-02-16 US US11569A patent/US3699452A/en not_active Expired - Lifetime
- 1970-04-03 JP JP2855470A patent/JPS5549444B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1296535A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-11-15 |
| SE351529B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-11-27 |
| DE1919749C3 (de) | 1982-05-13 |
| FR2039253B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-01-14 |
| DE1919749A1 (de) | 1970-10-08 |
| NL173116B (nl) | 1983-07-01 |
| ES375206A1 (es) | 1972-03-01 |
| NL173116C (nl) | 1983-12-01 |
| JPS5549444B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-12-12 |
| CH519253A (de) | 1972-02-15 |
| DK137909B (da) | 1978-05-29 |
| LU60028A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-02-16 |
| NO134074B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-05-03 |
| NO134074C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-08-11 |
| AT354521B (de) | 1979-01-10 |
| DE1919749B2 (de) | 1973-07-19 |
| NL6919443A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-10-20 |
| US3699452A (en) | 1972-10-17 |
| ATA1206869A (de) | 1977-10-15 |
| FR2039253A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1971-01-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: HANS KOLBE & CO. Effective date: 19861231 |