FR2143067A1 - - Google Patents
Info
- Publication number
- FR2143067A1 FR2143067A1 FR7222009A FR7222009A FR2143067A1 FR 2143067 A1 FR2143067 A1 FR 2143067A1 FR 7222009 A FR7222009 A FR 7222009A FR 7222009 A FR7222009 A FR 7222009A FR 2143067 A1 FR2143067 A1 FR 2143067A1
- 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- Withdrawn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
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
- H01P5/19—Conjugate devices, i.e. devices having at least one port decoupled from one other port of the junction type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/12—Coupling devices having more than two ports
- H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15499571A | 1971-06-21 | 1971-06-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2143067A1 true FR2143067A1 (https=) | 1973-02-02 |
Family
ID=22553711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7222009A Withdrawn FR2143067A1 (https=) | 1971-06-21 | 1972-06-19 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3741625A (https=) |
| BE (1) | BE785084A (https=) |
| CA (1) | CA930040A (https=) |
| DE (1) | DE2229669A1 (https=) |
| FR (1) | FR2143067A1 (https=) |
| GB (1) | GB1400071A (https=) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4034315A (en) * | 1975-03-08 | 1977-07-05 | Licentia Patent-Verwaltungs-G.M.B.H. | Waveguide directional coupler |
| US4662722A (en) * | 1985-05-23 | 1987-05-05 | Ford Aerospace & Communications Corp. | Polarization insensitive mirror |
| US5063391A (en) * | 1989-06-06 | 1991-11-05 | The Trustees Of The University Of Penn. | Method of measuring chiral parameters of a chiral material |
| JPH05298923A (ja) * | 1991-04-19 | 1993-11-12 | Murata Mfg Co Ltd | 誘電体磁器およびそれを用いた電子部品 |
| US5309422A (en) * | 1991-06-10 | 1994-05-03 | Alps Electric Co., Ltd. | Light separation element and light receiving optical device using same |
| US5400179A (en) * | 1992-02-18 | 1995-03-21 | Asahi Kogaku Kogyo Kabushiki Kaisha | Optical multilayer thin film and beam splitter |
| WO1994000782A1 (fr) * | 1992-06-19 | 1994-01-06 | Fujitsu Limited | Photocoupleur |
| US5644428A (en) * | 1993-03-03 | 1997-07-01 | International Business Machines Corporation | Continuously variable beam splitter |
| US5304960A (en) * | 1993-04-01 | 1994-04-19 | Satyendranath Das | Ferroelectric total internal reflection RF switch |
| DE60101364T2 (de) * | 2001-12-14 | 2004-10-28 | Agilent Technologies Inc., A Delaware Corp., Palo Alto | Strahlteiler zur Reduktion von polarisationsabhängigen Effekten |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB735901A (en) * | 1953-02-06 | 1955-08-31 | Marconi Wireless Telegraph Co | Improvements in or relating to hybrid junction arrangements for use on micro radio waves |
| GB944930A (en) * | 1953-05-04 | 1963-12-18 | Secr Aviation | Improvements in or relating to electromagnetic wave apparatus |
| US3436143A (en) * | 1965-11-30 | 1969-04-01 | Bell Telephone Labor Inc | Grid type magic tee |
| US3559090A (en) * | 1968-10-08 | 1971-01-26 | Bausch & Lomb | Polarization free beam divider |
| US3579148A (en) * | 1969-04-10 | 1971-05-18 | Gen Electric | Directional coupler for oversize circular waveguides |
-
1971
- 1971-06-21 US US00154995A patent/US3741625A/en not_active Expired - Lifetime
- 1971-12-29 CA CA131267A patent/CA930040A/en not_active Expired
-
1972
- 1972-06-19 DE DE19722229669 patent/DE2229669A1/de active Pending
- 1972-06-19 BE BE785084A patent/BE785084A/xx unknown
- 1972-06-19 FR FR7222009A patent/FR2143067A1/fr not_active Withdrawn
- 1972-06-20 GB GB2872772A patent/GB1400071A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE785084A (fr) | 1972-10-16 |
| DE2229669A1 (de) | 1972-12-28 |
| US3741625A (en) | 1973-06-26 |
| CA930040A (en) | 1973-07-10 |
| GB1400071A (en) | 1975-07-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |