US3365679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Image linear phase filter
Assignee: Toyo Tsushinki KK
•
Filing: 1963-07-29
•
Granted: 1968-01-23
•
Expires: 1983-07-29
Abstract
No abstract record available.
Inventors
- 👤 Matsumoto Akio
- 👤 Toyama Kinya
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:24
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/01; H03H7/17; H03H7/1708; H03H7/0115; H03H7/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A METHOD OF MANUFACTURING AN IMAGE PHASE LINEAR FILTER COMPRISING, MAKING A NETWORK OF SECTIONS IN WHICH SPECTRAL FUNCTIONS (T2N)SP AND (T2M+1)SP REPRESENTED BY REPRESENTATIVE FUNCTIONS EQUAL TO A SELECTED STANDARDIZED VALUE REPRESENTATIVE OF TERMINAL MOTION RESISTANCE OF THE FILTER AT PARTICULAR POINTS OF A STANDARDIZED ANGULAR FREQUENCY $ WHICH ARE ALTERNATELY POSITIONED AT EQUAL INTERVALS AND IN WHICH SAID REPRESENTATIVE FUNCTIONS COMPRISE FOR AN EVEN ORDER
Claim 2
Independent Claim
67 words
A METHOD OF MANUFACTURING AN IMAGE PHASE LINEAR FILTER COMPRISING, MAKING A NETWORK OF SECTIONS IN WHICH SPECTRAL FUNCTIONS (T2N)SP AND (T2M+1)SP REPRESENTED BY REPRESENTATIVE FUNCTIONS EQUAL TO A SELECTED STANDARDIZED VALUE REPRESENTATIVE OF TERMINAL MOTION RESISTANCE OF THE FILTER AT PARTICULAR POINTS OF A STANDARDIZED ANGULAR FREQUENCY $ WHICH ARE ALTERNATELY POSITIONED AT EQUAL INTERVALS AND IN WHICH SAID REPRESENTATIVE FUNCTIONS COMPRISE FOR AN EVEN ORDER
References Cited (Backward Citations)
US3122716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |