FR2011349A1 - - Google Patents
Info
- Publication number
- FR2011349A1 FR2011349A1 FR6920869A FR6920869A FR2011349A1 FR 2011349 A1 FR2011349 A1 FR 2011349A1 FR 6920869 A FR6920869 A FR 6920869A FR 6920869 A FR6920869 A FR 6920869A FR 2011349 A1 FR2011349 A1 FR 2011349A1
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/207—Hollow waveguide filters
- H01P1/209—Hollow waveguide filters comprising one or more branching arms or cavities wholly outside the main waveguide
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB29577/68A GB1268189A (en) | 1968-06-20 | 1968-06-20 | Improvements in or relating to radio frequency filters |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2011349A1 true FR2011349A1 (fr) | 1970-02-27 |
Family
ID=10293725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6920869A Withdrawn FR2011349A1 (fr) | 1968-06-20 | 1969-06-20 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3602847A (fr) |
CH (1) | CH508992A (fr) |
DE (1) | DE1931128A1 (fr) |
FR (1) | FR2011349A1 (fr) |
GB (1) | GB1268189A (fr) |
NL (1) | NL6909429A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4602229A (en) * | 1983-12-30 | 1986-07-22 | Motorola, Inc. | Resonant bandpass T filter and power splitter |
KR100399040B1 (ko) * | 2001-06-19 | 2003-09-19 | 엔알디 주식회사 | 비방사 유전체 도파관을 이용한 금속 포스트 필터 조립체 |
-
1968
- 1968-06-20 GB GB29577/68A patent/GB1268189A/en not_active Expired
-
1969
- 1969-06-19 DE DE19691931128 patent/DE1931128A1/de active Pending
- 1969-06-19 US US834687A patent/US3602847A/en not_active Expired - Lifetime
- 1969-06-19 NL NL6909429A patent/NL6909429A/xx unknown
- 1969-06-20 CH CH952269A patent/CH508992A/fr not_active IP Right Cessation
- 1969-06-20 FR FR6920869A patent/FR2011349A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CH508992A (fr) | 1971-06-15 |
NL6909429A (fr) | 1969-12-23 |
US3602847A (en) | 1971-08-31 |
DE1931128A1 (de) | 1970-07-16 |
GB1268189A (en) | 1972-03-22 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
ST | Notification of lapse |