FI790424A - Antennisolator - Google Patents
AntennisolatorInfo
- Publication number
- FI790424A FI790424A FI790424A FI790424A FI790424A FI 790424 A FI790424 A FI 790424A FI 790424 A FI790424 A FI 790424A FI 790424 A FI790424 A FI 790424A FI 790424 A FI790424 A FI 790424A
- Authority
- FI
- Finland
- Prior art keywords
- antennisolator
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/46—Networks for connecting several sources or loads, working on different frequencies or frequency bands, to a common load or source
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
- H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
- H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
- H01F19/08—Transformers having magnetic bias, e.g. for handling pulses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
-
- 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
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F19/00—Fixed transformers or mutual inductances of the signal type
- H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
- H01F19/08—Transformers having magnetic bias, e.g. for handling pulses
- H01F2019/085—Transformer for galvanic isolation
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/878,131 US4173742A (en) | 1978-02-15 | 1978-02-15 | Antenna isolation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI790424A true FI790424A (fi) | 1979-08-16 |
Family
ID=25371449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI790424A FI790424A (fi) | 1978-02-15 | 1979-02-08 | Antennisolator |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4173742A (fi) |
| JP (1) | JPS5830771B2 (fi) |
| AU (1) | AU531218B2 (fi) |
| BE (1) | BE874136A (fi) |
| CA (1) | CA1137179A (fi) |
| DE (1) | DE2905821C2 (fi) |
| DK (1) | DK63379A (fi) |
| ES (1) | ES477748A1 (fi) |
| FI (1) | FI790424A (fi) |
| FR (1) | FR2417897A1 (fi) |
| GB (1) | GB2014797B (fi) |
| HU (1) | HU178083B (fi) |
| IT (1) | IT1192689B (fi) |
| MX (1) | MX4315E (fi) |
| NL (1) | NL7901189A (fi) |
| NO (1) | NO790490L (fi) |
| NZ (1) | NZ189651A (fi) |
| PL (1) | PL118819B1 (fi) |
| SE (1) | SE431602B (fi) |
| ZA (1) | ZA79553B (fi) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4397037A (en) * | 1981-08-19 | 1983-08-02 | Rca Corporation | Diplexer for television tuning systems |
| US4555809A (en) * | 1983-10-26 | 1985-11-26 | Rca Corporation | R.F. Diplexing and multiplexing means |
| JPS62179471A (ja) * | 1986-02-03 | 1987-08-06 | ハルキー ロバーツ コーポレーション | 気管内カフ指示器 |
| GB8613314D0 (en) * | 1986-06-02 | 1986-07-09 | Era Patents Ltd | Microwave apparatus |
| US4789845A (en) * | 1988-01-20 | 1988-12-06 | Prabhakara Reddy | Broad band hybrid signal splitter |
| DE3811983A1 (de) * | 1988-04-11 | 1989-10-19 | Siemens Ag | Anordnung zum betrieb einer symmetrischen hochfrequenz-antenne |
| JP2737942B2 (ja) * | 1988-08-22 | 1998-04-08 | ソニー株式会社 | 受信機 |
| US5351018A (en) * | 1992-11-25 | 1994-09-27 | Thomson Consumer Electronics, Inc. | Antenna isolation assembly for hot chassis receiver |
| JPH06310337A (ja) * | 1993-04-23 | 1994-11-04 | Murata Mfg Co Ltd | アンテナコネクタ |
| EP0801404A1 (en) * | 1996-03-25 | 1997-10-15 | Bark-Lee Yee | Induction device for high radio frequency signal distributor |
| US5892412A (en) * | 1997-02-20 | 1999-04-06 | Lucent Technologies Inc. | Method of and an apparatus for tunable passive-gain equalization |
| JP4055125B2 (ja) * | 2002-12-24 | 2008-03-05 | 日本光電工業株式会社 | 同軸ケーブルおよびそれを用いた伝送トランス |
| KR20040028829A (ko) * | 2004-01-19 | 2004-04-03 | 박영석 | 발룬트랜스 조립제작방법 |
| KR20120133587A (ko) * | 2011-05-31 | 2012-12-11 | 삼성전기주식회사 | 지상파 방송용 수신 모듈 |
| GB201209086D0 (en) * | 2012-05-24 | 2012-07-04 | Technetix Bv | Improvements relating to Ferromagnetic Transformer Cores |
| US9953756B2 (en) * | 2012-09-21 | 2018-04-24 | Ppc Broadband, Inc. | Radio frequency transformer winding coil structure |
| GB201500772D0 (en) * | 2015-01-16 | 2015-03-04 | Rybtchinskaia Elena | Transmission line transformer |
| US10504647B2 (en) * | 2017-04-03 | 2019-12-10 | Bel Fuse (Macao Commercial Off | Magnetic transformer having increased bandwidth for high speed data communications |
| US10478561B2 (en) | 2017-08-03 | 2019-11-19 | Minhong Yu | Wireless transmission system with integrated sensing capability |
| JP6724887B2 (ja) * | 2017-12-05 | 2020-07-15 | 株式会社村田製作所 | バルントランスおよびその製造方法 |
| WO2022214708A1 (en) * | 2021-04-09 | 2022-10-13 | UWB X Limited | Ultrawideband isolating transformers with microwave junctions to interconnect windings and external ports |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2757343A (en) * | 1950-11-25 | 1956-07-31 | Philco Corp | Coupling network for television tuners |
| US2865006A (en) * | 1954-02-15 | 1958-12-16 | Sabaroff Samuel | Longitudinal isolation device for high frequency signal transmission lines |
| US3449704A (en) * | 1967-03-16 | 1969-06-10 | Tdk Electronics Co Ltd | Impedance transformer for vhf bands |
| US3938046A (en) * | 1974-10-21 | 1976-02-10 | Sarkes Tarzian, Inc. | Network for isolating antenna from tuner |
-
1978
- 1978-02-15 US US05/878,131 patent/US4173742A/en not_active Expired - Lifetime
-
1979
- 1979-02-05 AU AU43930/79A patent/AU531218B2/en not_active Ceased
- 1979-02-05 CA CA000320835A patent/CA1137179A/en not_active Expired
- 1979-02-07 HU HU79RE644A patent/HU178083B/hu unknown
- 1979-02-08 FI FI790424A patent/FI790424A/fi unknown
- 1979-02-08 SE SE7901134A patent/SE431602B/sv not_active IP Right Cessation
- 1979-02-08 ZA ZA79553A patent/ZA79553B/xx unknown
- 1979-02-12 IT IT20135/79A patent/IT1192689B/it active
- 1979-02-12 GB GB7904848A patent/GB2014797B/en not_active Expired
- 1979-02-13 BE BE193435A patent/BE874136A/xx not_active IP Right Cessation
- 1979-02-13 MX MX79100677U patent/MX4315E/es unknown
- 1979-02-14 NZ NZ189651A patent/NZ189651A/xx unknown
- 1979-02-14 DK DK63379A patent/DK63379A/da not_active Application Discontinuation
- 1979-02-14 JP JP54016723A patent/JPS5830771B2/ja not_active Expired
- 1979-02-14 NL NL7901189A patent/NL7901189A/xx not_active Application Discontinuation
- 1979-02-14 NO NO790490A patent/NO790490L/no unknown
- 1979-02-14 FR FR7903743A patent/FR2417897A1/fr active Granted
- 1979-02-15 DE DE2905821A patent/DE2905821C2/de not_active Expired
- 1979-02-15 ES ES477748A patent/ES477748A1/es not_active Expired
- 1979-02-15 PL PL1979213448A patent/PL118819B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2905821A1 (de) | 1979-08-16 |
| NL7901189A (nl) | 1979-08-17 |
| FR2417897B1 (fi) | 1984-03-09 |
| NO790490L (no) | 1979-08-16 |
| PL213448A1 (pl) | 1979-12-17 |
| JPS5830771B2 (ja) | 1983-07-01 |
| HU178083B (en) | 1982-03-28 |
| BE874136A (fr) | 1979-05-29 |
| DE2905821C2 (de) | 1984-05-24 |
| GB2014797A (en) | 1979-08-30 |
| PL118819B1 (en) | 1981-10-31 |
| SE431602B (sv) | 1984-02-13 |
| JPS54117607A (en) | 1979-09-12 |
| US4173742A (en) | 1979-11-06 |
| SE7901134L (sv) | 1979-08-16 |
| ES477748A1 (es) | 1979-12-01 |
| ZA79553B (en) | 1980-02-27 |
| CA1137179A (en) | 1982-12-07 |
| FR2417897A1 (fr) | 1979-09-14 |
| IT7920135A0 (it) | 1979-02-12 |
| MX4315E (es) | 1982-03-19 |
| IT1192689B (it) | 1988-05-04 |
| NZ189651A (en) | 1982-12-21 |
| AU531218B2 (en) | 1983-08-18 |
| AU4393079A (en) | 1979-08-23 |
| GB2014797B (en) | 1982-08-04 |
| DK63379A (da) | 1979-08-16 |
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