← Back to Patent Explorer
US3187100A Expired / Lapsed US ⏱️ 0.0 years remaining

Resonant transfer time division multiplex system utilizing negative impedance amplification means

Assignee: International Standard Electric Corp
•
Filing: 1961-04-24
•
Granted: 1965-06-01
•
Expires: 1981-04-24
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Adelaar Hans Helmut

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 14:52
CPC Classifications
H; H01; H01Q; H01Q7/00; H01Q7/06; B; B01; B01J; B01J2/00; B01J2/02; B01J2/04; C; C05; C05C; C05C1/00; C05C1/02; H04; H04B; H04B3/00; H04B3/02; H04B3/04; H04B3/16; H04J; H04J3/00; H04J3/20; H04Q; H04Q11/00; H04Q11/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 178 words
A RESONANT TRANSFER CIRCUIT FOR A TIME DIVISION MULTIPLEX SYSTEM COMPRISING AT LEAST A PAIR OF MULTIPLEX HIGHWAYS, FIRST ELECTRICAL ENERGY STORAGE MEANS COUPLED TO ONE END OF A FIRST OF SAID HIGHWAYS, SECOND ELECTRICAL ENERGY STORAGE MEANS COUPLED TO ONE END OF A SECOND OF SAID HIGHWAYS, THIRD ELECTRICAL ENERGY STORAGE MEANS FOR COUPLING TOGETHER THE OTHER ENDS OF SAID PAIR OF HIGHWAYS, MEANS FOR PROVIDING A PLURALITY OF TIME SLOT SIGNALS, MEANS RESPONSIVE TO A FIRST TIME SLOT SIGNAL FOR RESONANTLY TRANSFERRING ENERGY IN DIGITIAL FORM FROM SAID FIRST STORAGE MEANS OVER SAID FIRST HIGHWAY TO SAID THIRD STORAGE MEANS, SAID ENERGY BEING STORED IN SAID DIGITAL FORM IN SAID THIRD STORAGE MEANS, MEANS RESPONSIVE TO ANOTHER TIME SLOT SIGNAL FOR RESONANTLY TRANSFERRING SAID ENERGY IN SAID DIGITAL FORM FROM SAID THIRD STORAGE MEANS OVER SAID SECOND HIGHWAY TO SAID SECOND STORAGE MEANS, AND MEANS EFFECTIVE DURING THE INTERVAL BETWEEN SAID FIRST AND OTHER FOR SLOTS AND COMPRISING A NEGATIVE IMPEDANCE DEVICE FOR INCREASING THE ENERGY STORED IN SAID DIGITAL FORM ON SAID THIRD STORAGE MEANS.
Claim 2
Dependent Claim 178 words
A RESONANT TRANSFER CIRCUIT FOR A TIME DIVISION MULTIPLEX SYSTEM COMPRISING AT LEAST A PAIR OF MULTIPLEX HIGHWAYS, FIRST ELECTRICAL ENERGY STORAGE MEANS COUPLED TO ONE END OF A FIRST OF SAID HIGHWAYS, SECOND ELECTRICAL ENERGY STORAGE MEANS COUPLED TO ONE END OF A SECOND OF SAID HIGHWAYS, THIRD ELECTRICAL ENERGY STORAGE MEANS FOR COUPLING TOGETHER THE OTHER ENDS OF SAID PAIR OF HIGHWAYS, MEANS FOR PROVIDING A PLURALITY OF TIME SLOT SIGNALS, MEANS RESPONSIVE TO A FIRST TIME SLOT SIGNAL FOR RESONANTLY TRANSFERRING ENERGY IN DIGITIAL FORM FROM SAID FIRST STORAGE MEANS OVER SAID FIRST HIGHWAY TO SAID THIRD STORAGE MEANS, SAID ENERGY BEING STORED IN SAID DIGITAL FORM IN SAID THIRD STORAGE MEANS, MEANS RESPONSIVE TO ANOTHER TIME SLOT SIGNAL FOR RESONANTLY TRANSFERRING SAID ENERGY IN SAID DIGITAL FORM FROM SAID THIRD STORAGE MEANS OVER SAID SECOND HIGHWAY TO SAID SECOND STORAGE MEANS, AND MEANS EFFECTIVE DURING THE INTERVAL BETWEEN SAID FIRST AND OTHER FOR SLOTS AND COMPRISING A NEGATIVE IMPEDANCE DEVICE FOR INCREASING THE ENERGY STORED IN SAID DIGITAL FORM ON SAID THIRD STORAGE MEANS.

References Cited (Backward Citations)

US2936337A Cited
US2927967A Cited
US2936338A Cited
US2962551A Cited
US2962552A Cited
US3061681A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-05-31 1968-11-30 1969-06-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-05-31 1972-11-30 1973-06-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-05-31 1976-11-30 1977-06-01 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag