Global Patent Index - EP 0978899 A1

EP 0978899 A1 2000-02-09 - Dish-type isoflux antenna

Title (en)

Dish-type isoflux antenna

Title (de)

Parabolförmige Antenne mit Isoflux-Strahlungsdiagramm

Title (fr)

Antenne du type parabolique avec un diagramme de rayonnement isoflux

Publication

EP 0978899 A1 (EN)

Application

EP 98500187 A

Priority

EP 98500187 A

Abstract (en)

Antenna with weight and dimensions below that of other antenna employed for low orbit artificial satellites, characterized by an asymmetrical double conical structure (8 and 9); radiating between its two conical plates (8 and 9) by means of grooves made in a resonating cavity (3), the antenna additionally presenting a corrugated horn (13) which completes an isoflux radiation diagram. <IMAGE>

IPC 1-7 (main, further and additional classification)

H01Q 13/04; H01Q 21/29

IPC 8 full level (invention and additional information)

H01Q 13/04 (2006.01); H01Q 21/29 (2006.01)

CPC (invention and additional information)

H01Q 13/04 (2013.01); H01Q 21/29 (2013.01)

Citation (search report)

  • [YA] US 3568203 A 19710302 - VENTERS DONALD C, et al
  • [Y] EP 0456034 A2 19911113 - HUGHES AIRCRAFT CO [US]
  • [A] US 4143377 A 19790306 - SALVAT FRANCOIS, et al
  • [Y] MONSER ET AL.: "Omnidirectional K-Band Antenna Uses Slots, Probes and Horns", ELECTRONICS, vol. 34, 18 August 1961 (1961-08-18), NEW YORK US, pages 54 - 55, XP002090154
  • [A] ROTH H ET AL: "FUNDAMENTAL DESIGN ASPECTS FOR THE DEVELOPMENT OF A HIGHLY SHAPED ANTENNA AND BREADBOARD MEASUREMENTS", EUROPEAN CONFERENCE ON SATELLITE COMMUNICATIONS, MANCHESTER, NOV. 2 - 4, 1993, no. CONF. 3, 2 November 1993 (1993-11-02), INSTITUTION OF ELECTRICAL ENGINEERS, pages 399 - 403, XP000458044

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 0978899 A1 20000209

INPADOC legal status


2000-09-20 [18W] WITHDRAWN

- Ref Legal Event Code: 18W

- Date of withdrawal: 20000721

2000-02-09 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2000-02-09 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Ref Legal Event Code: AX

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