Access system with at least one gate

US11335145B2 · kind B2 · utility

Assignee

• Scheidt & Bachmann GmbH · DE

Inventors

• Norbert Miller
• Maximilian Rüßmann · Aachen, DE

Key dates

• Filing date: Apr 22, 2021
• Grant date: May 17, 2022
• Expiry date: Apr 22, 2041

Classification

• Technology area (CPC G): Physics
• CPC primary: G07C2209/63
• WIPO field: Control
• WIPO sector: Instruments

Abstract

The application relates to an access system (100, 200, 500, 600, 700) comprising at least one first gate (102, 602.1, 602.2, 702.1, 702.2) configured to enable an access from a first area (104) to a second area (106), the first gate (102, 602.1, 602.2, 702.1, 702.2) comprising at least one first array antenna arrangement (108, 208, 308, 308.1, 308.2, 508, 608.1, 608.2, 708.1, 708.2) configured to process at least one information signal (234, 446, 564.1, 564.2, 564.3, 562, 662.1, 662.2, 734) including at least one modulated signal part (458) and at least one unmodulated signal part (456), wherein the first array antenna arrangement (108, 208, 308, 308.1, 308.2, 508, 608.1, 608.2, 708.1, 708.2) comprises a plurality of gate antennas (110, 210, 510) arranged adjacent to each other.