DK345283A - Apparat til daempning af et hoejfrekvenssignal - Google Patents

Apparat til daempning af et hoejfrekvenssignal Download PDF

Info

Publication number: DK345283A
Authority: DK; Denmark
Prior art keywords: signal; split; mismatches; splitting; high frequency
Prior art date: 1982-07-28

Application number

DK345283A

Other languages

English (en)

Other versions

DK345283D0 (da

Inventor

Chunck Y Pon

Original Assignee

Textron Inc

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.)

1982-07-28

Filing date

1983-07-28

Publication date

1984-01-29

1983-07-28 Application filed by Textron Inc filed Critical Textron Inc

1983-07-28 Publication of DK345283D0 publication Critical patent/DK345283D0/da

1984-01-29 Publication of DK345283A publication Critical patent/DK345283A/da

Links

238000005215 recombination Methods 0.000 abstract 2
230000006798 recombination Effects 0.000 abstract 2
238000002955 isolation Methods 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1

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
- H03H7/24—Frequency- independent attenuators
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/22—Attenuating devices
- H01P1/227—Strip line attenuators

Landscapes

Attenuators (AREA)
Discharge Heating (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Diaphragms For Electromechanical Transducers (AREA)
Radar Systems Or Details Thereof (AREA)
Non-Reversible Transmitting Devices (AREA)
General Induction Heating (AREA)
Apparatus For Radiation Diagnosis (AREA)
Surgical Instruments (AREA)
Control Of Motors That Do Not Use Commutators (AREA)
Chemical Vapour Deposition (AREA)
Networks Using Active Elements (AREA)
Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Color Television Systems (AREA)
Variable-Direction Aerials And Aerial Arrays (AREA)
Circuit Arrangement For Electric Light Sources In General (AREA)

DK345283A 1982-07-28 1983-07-28 Apparat til daempning af et hoejfrekvenssignal DK345283A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/402,622 US4517535A (en)	1982-07-28	1982-07-28	High speed high power step attenuator method and apparatus

Publications (2)

Publication Number	Publication Date
DK345283D0 DK345283D0 (da)	1983-07-28
DK345283A true DK345283A (da)	1984-01-29

Family

ID=23592665

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK345283A DK345283A (da)	1982-07-28	1983-07-28	Apparat til daempning af et hoejfrekvenssignal

Country Status (11)

Country	Link
US (1)	US4517535A (da)
EP (1)	EP0101941B1 (da)
JP (1)	JPS5963810A (da)
KR (1)	KR900008765B1 (da)
AT (1)	ATE43756T1 (da)
AU (1)	AU573187B2 (da)
CA (1)	CA1196971A (da)
DE (1)	DE3380007D1 (da)
DK (1)	DK345283A (da)
IL (1)	IL69270A (da)
NO (1)	NO159565C (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1186383B (it) *	1985-11-20	1987-11-26	Gte Telecom Spa	Perfezionamenti agli attenuatori a diodi pin
USH880H (en) *	1987-08-10	1991-01-01	The United States Of America As Represented By The Secretary Of The Air Force	In-plane transmission line crossover
DE3920837A1 (de) *	1989-06-24	1991-01-10	Ant Nachrichtentech	Regelbares daempfungsglied
US5233317A (en) *	1991-10-03	1993-08-03	Honeywell Inc.	Discrete step microwave attenuator
US7034544B2 (en) *	2003-06-30	2006-04-25	Intel Corporation	Methods for minimizing the impedance discontinuity between a conductive trace and a component and structures formed thereby
JP4049112B2 (ja) *	2004-03-09	2008-02-20	株式会社日立製作所	電子装置
DE102005034878B4 (de) *	2004-07-26	2011-08-18	Kyocera Corp.	Wahlschalter, Hochfrequenz-Sende-/Empfangsvorrichtung, Radarvorrichtung, mit der Radarvorrichtung ausgestattetes Fahrzeug und kleines Schiff
US7236682B2 (en) *	2004-10-01	2007-06-26	Finisar Corporation	Optical return loss measurement
US7965152B2 (en) *	2008-12-02	2011-06-21	Microchip Technology Incorporated	Attenuator with a control circuit
US8264272B2 (en) *	2009-04-22	2012-09-11	Microchip Technology Incorporated	Digital control interface in heterogeneous multi-chip module
WO2014132252A1 (en) *	2013-02-27	2014-09-04	Corning Optical Communications Wireless,Ltd.	Directional couplers having variable power ratios and related devices, systems, and methods
CN103367848A (zh) *	2013-06-21	2013-10-23	中国电子科技集团公司第四十一研究所	一种微波程控步进衰减器
CN115940864B (zh) *	2023-02-27	2023-08-15	成都雷电微力科技股份有限公司	一种毫米波高精度π型衰减电路
CN118920051B (zh) *	2024-10-11	2025-01-24	电子科技大学	一种引入π型电阻衰减网络的大功率微波毫米波负载

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2531419A (en) *	1947-12-05	1950-11-28	Bell Telephone Labor Inc	Hybrid branching circuits
FR1156362A (fr) *	1956-07-13	1958-05-14	Radio Electr Soc Fr	Dispositif atténuateur-déphaseur sur guides d'ondes électromagen'tiques
US3323080A (en) *	1964-08-24	1967-05-30	Northern Electric Co	Fine attenuator and phase shifter
US3346823A (en) *	1964-12-18	1967-10-10	John W Maurer	Passive device for obtaining independent amplitude and phase control of a uhf or microwave signal
US3381244A (en) *	1966-02-09	1968-04-30	Bell Telephone Labor Inc	Microwave directional coupler having ohmically joined output ports d.c. isolated from ohmically joined input and terminated ports
US3440570A (en) *	1967-10-12	1969-04-22	Bell Telephone Labor Inc	Microwave phase shifter
US3769610A (en) *	1972-06-15	1973-10-30	Philco Ford Corp	Voltage controlled variable power divider
US3775708A (en) *	1973-01-12	1973-11-27	Anaren Microwave Inc	Microwave signal attenuator
US4016516A (en) *	1974-05-28	1977-04-05	American Nucleonics Corporation	Reflective signal controller
US4105959A (en) *	1977-06-29	1978-08-08	Rca Corporation	Amplitude balanced diode phase shifter
US4216445A (en) *	1978-12-22	1980-08-05	The United States Of America As Represented By The Secretary Of The Army	Variable resistance attenuator
US4267538A (en) *	1979-12-03	1981-05-12	Communications Satellite Corporation	Resistively matched microwave PIN diode switch
JPS5754402A (ja) *	1980-09-18	1982-03-31	Nec Corp	Isohantengatakahengensuiki

1982
- 1982-07-28 US US06/402,622 patent/US4517535A/en not_active Expired - Lifetime
1983
- 1983-07-19 IL IL69270A patent/IL69270A/xx not_active IP Right Cessation
- 1983-07-22 AU AU17225/83A patent/AU573187B2/en not_active Ceased
- 1983-07-27 JP JP58136040A patent/JPS5963810A/ja active Pending
- 1983-07-27 CA CA000433376A patent/CA1196971A/en not_active Expired
- 1983-07-27 KR KR8303501A patent/KR900008765B1/ko not_active Expired
- 1983-07-27 AT AT83107415T patent/ATE43756T1/de not_active IP Right Cessation
- 1983-07-27 DE DE8383107415T patent/DE3380007D1/de not_active Expired
- 1983-07-27 EP EP83107415A patent/EP0101941B1/en not_active Expired
- 1983-07-27 NO NO832737A patent/NO159565C/no unknown
- 1983-07-28 DK DK345283A patent/DK345283A/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
NO159565C (no)	1989-01-11
DE3380007D1 (en)	1989-07-06
DK345283D0 (da)	1983-07-28
IL69270A0 (en)	1983-11-30
AU573187B2 (en)	1988-06-02
NO832737L (no)	1984-01-30
EP0101941A3 (en)	1985-03-13
KR840005621A (ko)	1984-11-14
JPS5963810A (ja)	1984-04-11
EP0101941A2 (en)	1984-03-07
AU1722583A (en)	1984-02-02
EP0101941B1 (en)	1989-05-31
US4517535A (en)	1985-05-14
ATE43756T1 (de)	1989-06-15
IL69270A (en)	1986-09-30
CA1196971A (en)	1985-11-19
KR900008765B1 (en)	1990-11-29
NO159565B (no)	1988-10-03

Legal Events

Date	Code	Title	Description
1990-03-12	AHB	Application shelved due to non-payment

Publication	Publication Date	Title
DK345283A (da)	1984-01-29	Apparat til daempning af et hoejfrekvenssignal
NO154616C (no)	1986-11-12	Multippel (diversity) radio-transmisjonssystem.
NO993135D0 (no)	1999-06-23	FremgangsmÕte for polarisasjonskontroll
ATE9622T1 (de)	1984-10-15	System zur verarbeitung und uebertragung von pcm signalen.
CA2032440A1 (en)	1991-06-22	Transmission system using parallel optic links to achieve enhanced dynamic range
GB1338896A (en)	1973-11-28	Hybrid networks
JPS5611432A (en)	1981-02-04	Light delay device
JPS55105453A (en)	1980-08-13	Optical wavelength multiple repeating system
JPS5523620A (en)	1980-02-20	Headphone receiver
JPS56162600A (en)	1981-12-14	Sound image controller
ES445187A1 (es)	1977-06-01	Un sistema de filtro no resonante, de elevada energia y po- cas perdidas.
JPS56128062A (en)	1981-10-07	Branch and coupling amplifier circuit
JPS57145500A (en)	1982-09-08	Reverberation sound adder
JPS5739610A (en)	1982-03-04	Broadband ccd delay line
SU930712A1 (ru)	1982-05-23	Частотно-распределительное устройство
JPS55163908A (en)	1980-12-20	Digital tone control circuit
JPS5441103A (en)	1979-04-02	Signal converting circuit
SU886284A1 (ru)	1981-11-30	Устройство дл передачи двукратных биимпульсных сигналов
JPS6476221A (en)	1989-03-22	Logical operating circuit
SU1168877A1 (ru)	1985-07-23	Коррел ционный радиометр
JPS53131738A (en)	1978-11-16	Branching circuit
GB771004A (en)	1957-03-27	Improvements relating to electrical transmission line arrangements
FR2399158A1 (fr)	1979-02-23	Circuit electrique non lineaire a caracteristiques de transfert en amplitude et de conversion " amplitude-phase " independantes
JPS53138261A (en)	1978-12-02	Integrated circuit device
JPS5793737A (en)	1982-06-10	Digital hybrid circuit