← Back to Patent Explorer
EP0417682A1 Expired / Lapsed EP ⏱️ 0.0 years remaining

Transponder used for positioning of a satellite

Assignee: Alcatel Espace Industries SA
•
Filing: 1990-09-10
•
Granted: —
•
Expires: 2010-09-10
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract The invention relates to a transponder for positioning a satellite in which the local oscillator (44) of the receiver is steered to a quartz pilot (49) by a narrow-band phase loop (42) in a stand-by period or in the absence of any received signal, and by a phase loop with wider band (43) once the signal is received, the narrow-band phase loop (42) then being automatically cut. …<??>Application in particular to the field of space telecommunications. …<IMAGE>…

Inventors

  • 👤 Jean-Luc Foucher
  • 👤 Marc Atge
  • 👤 Dominique Rousselet
  • 👤 Emile Tonello
  • 👤 Pascal Triaud

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-31 16:45
CPC Classifications
H; H03; H03L; H03L7/00; H03L7/06; H03L7/08; H03L7/10; H03L7/107

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

EP0051473A1 Cited
US4513447A Cited

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag