BE787998A - Circulateur a elements connectes en delta - Google Patents

Circulateur a elements connectes en delta

Info

Publication number: BE787998A
Authority: BE; Belgium
Prior art keywords: circulator; connected elements; delta connected; delta; elements
Prior art date: 1971-08-30

Application number

BE787998A

Other languages

English (en)

French (fr)

Inventor

R H Knerr

Original Assignee

Western Electric Co

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.)

1971-08-30

Filing date

1972-08-25

Publication date

1972-12-18

1972-08-25 Application filed by Western Electric Co filed Critical Western Electric Co

1972-12-18 Publication of BE787998A publication Critical patent/BE787998A/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/32—Non-reciprocal transmission devices
- H01P1/38—Circulators
- H01P1/383—Junction circulators, e.g. Y-circulators
- H01P1/387—Strip line circulators

BE787998A 1971-08-30 1972-08-25 Circulateur a elements connectes en delta BE787998A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US17586871A	1971-08-30	1971-08-30

Publications (1)

Publication Number	Publication Date
BE787998A true BE787998A (fr)	1972-12-18

Family

ID=22641985

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE787998A BE787998A (fr)	1971-08-30	1972-08-25	Circulateur a elements connectes en delta

Country Status (11)

Country	Link
US (1)	US3716805A (xx)
JP (1)	JPS5220111B2 (xx)
AU (1)	AU461406B2 (xx)
BE (1)	BE787998A (xx)
CA (1)	CA956706A (xx)
DE (1)	DE2241711C3 (xx)
FR (1)	FR2150940B1 (xx)
GB (1)	GB1343878A (xx)
IT (1)	IT962241B (xx)
NL (1)	NL164428C (xx)
SE (1)	SE386772B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2743305C2 (de) *	1977-09-27	1982-09-09	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Mikrowellen-Zirkulator auf einem Substrat
IT1137411B (it) *	1981-03-05	1986-09-10	Italtel Spa	Circuito per segnali ad altissima frequenza comprendente almeno una microstriscia
IT1213510B (it) *	1986-10-22	1989-12-20	Gte Telecom Spa	Circolatore adatto a tre porte in film sottile.
TW306106B (en) *	1996-04-03	1997-05-21	Deltec New Zealand	Circulator and its components

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3226659A (en) *	1962-07-25	1965-12-28	Marelli Lenkurt S P A	Ferrimagnetic circulator for microwaves
US3341789A (en) *	1965-04-19	1967-09-12	Bendix Corp	Latching ferrite circulator having the ferrite symmetrically located with respect toeach rf signal carrying arm
JPS4917160Y1 (xx) *	1968-10-02	1974-05-02
US3517340A (en) *	1968-12-23	1970-06-23	Bell Telephone Labor Inc	Circulator having conductive post capacitively coupled between first and second transmission line conductors for broadbanding purposes

1971
- 1971-08-30 US US00175868A patent/US3716805A/en not_active Expired - Lifetime
1972
- 1972-03-29 CA CA138,444A patent/CA956706A/en not_active Expired
- 1972-08-17 SE SE7210702A patent/SE386772B/xx unknown
- 1972-08-24 GB GB3938272A patent/GB1343878A/en not_active Expired
- 1972-08-24 AU AU45947/72A patent/AU461406B2/en not_active Expired
- 1972-08-24 DE DE2241711A patent/DE2241711C3/de not_active Expired
- 1972-08-25 BE BE787998A patent/BE787998A/xx not_active IP Right Cessation
- 1972-08-25 NL NL7211635.A patent/NL164428C/xx not_active IP Right Cessation
- 1972-08-26 IT IT52378/72A patent/IT962241B/it active
- 1972-08-29 FR FR7230654A patent/FR2150940B1/fr not_active Expired
- 1972-08-30 JP JP47086398A patent/JPS5220111B2/ja not_active Expired

Also Published As

Publication number	Publication date
FR2150940B1 (xx)	1977-01-14
JPS4833748A (xx)	1973-05-12
DE2241711A1 (de)	1973-03-15
US3716805A (en)	1973-02-13
AU461406B2 (en)	1975-05-22
AU4594772A (en)	1974-02-28
IT962241B (it)	1973-12-20
SE386772B (sv)	1976-08-16
CA956706A (en)	1974-10-22
JPS5220111B2 (xx)	1977-06-01
DE2241711C3 (de)	1974-10-10
NL164428C (nl)	1980-12-15
NL7211635A (xx)	1973-03-02
GB1343878A (en)	1974-01-16
FR2150940A1 (xx)	1973-04-13
DE2241711B2 (de)	1974-03-07

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Legal Events

Date	Code	Title	Description
1988-02-28	RE	Patent lapsed	Owner name: WESTERN ELECTRIC CY INC. Effective date: 19870831

Date

Code

Title

Description

1988-02-28

Patent lapsed

Owner name: WESTERN ELECTRIC CY INC.

Effective date: 19870831