SE7901134L - Antennisolerande anordning - Google Patents

Antennisolerande anordning

Info

Publication number
SE7901134L
SE7901134L SE7901134A SE7901134A SE7901134L SE 7901134 L SE7901134 L SE 7901134L SE 7901134 A SE7901134 A SE 7901134A SE 7901134 A SE7901134 A SE 7901134A SE 7901134 L SE7901134 L SE 7901134L
Authority
SE
Sweden
Prior art keywords
transmission line
conductor
coupled
bifilar
antenna
Prior art date
Application number
SE7901134A
Other languages
Unknown language ( )
English (en)
Other versions
SE431602B (sv
Inventor
W L Lehmann
Original Assignee
Rca Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rca Corp filed Critical Rca Corp
Publication of SE7901134L publication Critical patent/SE7901134L/sv
Publication of SE431602B publication Critical patent/SE431602B/sv

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Details Of Aerials (AREA)
SE7901134A 1978-02-15 1979-02-08 Antennisolerande anordning i en televisionsmottagare SE431602B (sv)

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 (2)

Publication Number Publication Date
SE7901134L true SE7901134L (sv) 1979-08-16
SE431602B SE431602B (sv) 1984-02-13

Family

ID=25371449

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7901134A SE431602B (sv) 1978-02-15 1979-02-08 Antennisolerande anordning i en televisionsmottagare

Country Status (20)

Country Link
US (1) US4173742A (sv)
JP (1) JPS5830771B2 (sv)
AU (1) AU531218B2 (sv)
BE (1) BE874136A (sv)
CA (1) CA1137179A (sv)
DE (1) DE2905821C2 (sv)
DK (1) DK63379A (sv)
ES (1) ES477748A1 (sv)
FI (1) FI790424A (sv)
FR (1) FR2417897A1 (sv)
GB (1) GB2014797B (sv)
HU (1) HU178083B (sv)
IT (1) IT1192689B (sv)
MX (1) MX4315E (sv)
NL (1) NL7901189A (sv)
NO (1) NO790490L (sv)
NZ (1) NZ189651A (sv)
PL (1) PL118819B1 (sv)
SE (1) SE431602B (sv)
ZA (1) ZA79553B (sv)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
GB2014797A (en) 1979-08-30
MX4315E (es) 1982-03-19
JPS5830771B2 (ja) 1983-07-01
NL7901189A (nl) 1979-08-17
JPS54117607A (en) 1979-09-12
DE2905821A1 (de) 1979-08-16
US4173742A (en) 1979-11-06
SE431602B (sv) 1984-02-13
GB2014797B (en) 1982-08-04
IT7920135A0 (it) 1979-02-12
HU178083B (en) 1982-03-28
NO790490L (no) 1979-08-16
FI790424A (fi) 1979-08-16
PL213448A1 (pl) 1979-12-17
FR2417897B1 (sv) 1984-03-09
CA1137179A (en) 1982-12-07
BE874136A (fr) 1979-05-29
IT1192689B (it) 1988-05-04
AU531218B2 (en) 1983-08-18
AU4393079A (en) 1979-08-23
ZA79553B (en) 1980-02-27
FR2417897A1 (fr) 1979-09-14
DE2905821C2 (de) 1984-05-24
PL118819B1 (en) 1981-10-31
ES477748A1 (es) 1979-12-01
DK63379A (da) 1979-08-16
NZ189651A (en) 1982-12-21

Similar Documents

Publication Publication Date Title
SE7901134L (sv) Antennisolerande anordning
GB785096A (en) Radio frequency coupling devices
GB1159367A (en) Radio-Frequency Directive Quadrature Couplers
US3114120A (en) Radio frequency voltage balancing device
ATE37754T1 (de) Elektrischer hochfrequenz-uebertrager.
US3217274A (en) Impedance matching balun having quarter wavelength conductors
ES304640A1 (es) Mejoras en la construcciën de antenas
SE7512299L (sv) Hf-signaltransmissionsanordning
JPS5753917A (ja) Inpiidansuhenkanhenseiki
JPS56112108A (en) Branch device
GB891427A (en) Improvements in or relating to waveguide arrangements including elements of ferromagnetic ceramic material
GB784372A (en) Wide band radio-frequency transformer
ES313734A1 (es) Sistema de transmision de ondas.
JPS57201005A (en) Impedance converter
GB909516A (en) Transformer winding
US2669698A (en) Radio frequency matching transformer
JPS57193102A (en) Broad band directional coupler
GB1094183A (en) Improvements in or relating to transformers
GB1159425A (en) Improvements in or relating to Electrical Filter Arrangements
GB958049A (en) Improvements in transmission line transformers
GB1417093A (en) Balun transformers
DK334381A (da) Flertrins forgreningsindretning for hoejfrekvente signaler i vhf- og uhf- omraadet
SU564660A1 (ru) Ферровариометр
JPS5627512A (en) Antenna unit
JPS61154036U (sv)

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7901134-2

Effective date: 19880125

Format of ref document f/p: F