US3095546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyromagnetic isolator using a nonuniform magnetic bias
Assignee: GTE Sylvania Inc
•
Filing: 1956-03-01
•
Granted: 1963-06-25
•
Expires: 1976-03-01
Abstract
No abstract record available.
Inventors
- 👤 Wesley P Ayres
- 👤 Jack L Melchor
- 👤 Jr Perry H Vartanian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:51
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/32; H01P1/36; H01P1/365
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
MICROWAVE APPARATUS COMPRISING, A SECTION OF HOLLOW RECTANGULAR WAVE GUIDE ADAPTED TO PROPAGATE LINEARLY POLARIZED ELECTROMAGNETIC WAVES, AN ELONGATED SLAB OF DIELECTRIC MATERIAL HAVING A DIELECTRIC CONSTANT AT LEAST NINE TIMES GREATER THAN THAT OF THE MEDIUM FILLING SAID GUIDE DISPOSED WITHIN SAID GUIDE AT A POSITION TO CONCENTRATE THE ENERGY OF WAVES LAUNCHED DOWN SAID GUIDE AND TO LOCATE THE LOCUS OF THE CIRCULARLY ROTATING MAGNETIC COMPONENT OF SAID WAVES IN A PREDETERMINED REGION ADJACET SAID SLAB OVER A BROAD BAND OF FREQUENCIES, ANN ELONGATED SHEET OF FERRITE MATERIAL SUPPORTED ON SAID SLAB OF DIELECTRIC MATERIAL IN SAID PREDETERMINED REGION, AND MEANS FOR PRODUCING IN SAID FERRITE A STATIC MAGNETIC FIELD VARYING IN INTENSITY ALONG THE LENGTH OF SAID FERRITE OF SUFFICIENT MAGNITUDE TO PRODUCE FERROMAGNETIC RESONANCE IN SAID FERRITE AT ALL FREQUENCIES IN SAID BROAD RANGE OF FREQUENCIES.
Claim 2
Dependent Claim
140 words
MICROWAVE APPARATUS COMPRISING, A SECTION OF HOLLOW RECTANGULAR WAVE GUIDE ADAPTED TO PROPAGATE LINEARLY POLARIZED ELECTROMAGNETIC WAVES, AN ELONGATED SLAB OF DIELECTRIC MATERIAL HAVING A DIELECTRIC CONSTANT AT LEAST NINE TIMES GREATER THAN THAT OF THE MEDIUM FILLING SAID GUIDE DISPOSED WITHIN SAID GUIDE AT A POSITION TO CONCENTRATE THE ENERGY OF WAVES LAUNCHED DOWN SAID GUIDE AND TO LOCATE THE LOCUS OF THE CIRCULARLY ROTATING MAGNETIC COMPONENT OF SAID WAVES IN A PREDETERMINED REGION ADJACET SAID SLAB OVER A BROAD BAND OF FREQUENCIES, ANN ELONGATED SHEET OF FERRITE MATERIAL SUPPORTED ON SAID SLAB OF DIELECTRIC MATERIAL IN SAID PREDETERMINED REGION, AND MEANS FOR PRODUCING IN SAID FERRITE A STATIC MAGNETIC FIELD VARYING IN INTENSITY ALONG THE LENGTH OF SAID FERRITE OF SUFFICIENT MAGNITUDE TO PRODUCE FERROMAGNETIC RESONANCE IN SAID FERRITE AT ALL FREQUENCIES IN SAID BROAD RANGE OF FREQUENCIES.
References Cited (Backward Citations)
FR980648A
Cited
US2568881A
Cited
US2644930A
Cited
US2745069A
Cited
US2748353A
Cited
US2719274A
Cited
GB721309A
Cited
US2787765A
Cited
US2820951A
Cited
US2777906A
Cited
US2820720A
Cited
US2820200A
Cited
US2806972A
Cited
US2850705A
Cited
US2846655A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |