US3225295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unitary microwave tester for transmitreceive systems including power measuring and reflective means
Assignee: Laboratory For Electronics Inc
•
Filing: 1961-09-01
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Granted: 1965-12-21
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Expires: 1981-09-01
Abstract
No abstract record available.
Inventors
- 👤 Jerome L Altman
- 👤 Myron S Rubin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:09
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
APPARATUS FOR SUCCESSIVELY TESTING THE TRANSMITTER SECTION AND THE RECEIVER SECTION OF A MICROWAVE TRANSMITTINGRECEIVING SYSTEM HAVING A COMMON SYSTEM ANTENNA, COMPRISING, AN ANECHOIC CHAMBER, MEANS FOR MOUNTING THE ANECHOIC CHAMBER ADJACENT TO THE SYSTEM ANTENNA TO INTERCEPT THE MICROWAVE ENERGY RADIATED THEREFROM, A SAMPLING ANTENNA AFFIXED TO THE ANECHOIC CHAMBER TO RECEIVE A PREDETERMINED PORTION OF THE MICROWAVE ENERGY IN THE ANECHOIC CHAMBER, A TURNSTYLE JUNCTION INCLUDING AN INPUT WAVEGUIDE AND FIRST AND SECOND OUTPUT WAVEGUIDES, A COUPLING WAVEGUIDE CONNECTING THE INPUT WAVEGUIDE OF THE TURNSTYLE JUNCTION TO THE SAMPLING ANTENNA, ADJUSTABLE ATTENUATING MEANS DISPOSED IN THE COUPLING WAVEGUIDE, MEANS FOR SEQUENTIALLY ORIENTING THE FIRST AND THE SECOND OUTPUT WAVEGUIDES WITH RESPECT TO THE INPUT WAVEGUIDE
Claim 2
Dependent Claim
117 words
APPARATUS FOR SUCCESSIVELY TESTING THE TRANSMITTER SECTION AND THE RECEIVER SECTION OF A MICROWAVE TRANSMITTINGRECEIVING SYSTEM HAVING A COMMON SYSTEM ANTENNA, COMPRISING, AN ANECHOIC CHAMBER, MEANS FOR MOUNTING THE ANECHOIC CHAMBER ADJACENT TO THE SYSTEM ANTENNA TO INTERCEPT THE MICROWAVE ENERGY RADIATED THEREFROM, A SAMPLING ANTENNA AFFIXED TO THE ANECHOIC CHAMBER TO RECEIVE A PREDETERMINED PORTION OF THE MICROWAVE ENERGY IN THE ANECHOIC CHAMBER, A TURNSTYLE JUNCTION INCLUDING AN INPUT WAVEGUIDE AND FIRST AND SECOND OUTPUT WAVEGUIDES, A COUPLING WAVEGUIDE CONNECTING THE INPUT WAVEGUIDE OF THE TURNSTYLE JUNCTION TO THE SAMPLING ANTENNA, ADJUSTABLE ATTENUATING MEANS DISPOSED IN THE COUPLING WAVEGUIDE, MEANS FOR SEQUENTIALLY ORIENTING THE FIRST AND THE SECOND OUTPUT WAVEGUIDES WITH RESPECT TO THE INPUT WAVEGUIDE
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |