Vehicle key

US8643510B2 · kind B2 · utility

Assignee

• Continental Teves AG & Co. OHG · DE

Inventors

• Sighard Schräbler · Frankfurt, DE
• Ralf Fleischmann · Germersheim, DE
• Marc Menzel · Weimar, DE
• Sebastian Strunck · Niedernhausen, DE
• Stephan Pahlke · Hannover, DE

Key dates

• Filing date: Jan 30, 2009
• Grant date: Feb 4, 2014
• Expiry date: Aug 19, 2030

Classification

• Technology area (CPC G): Physics
• CPC primary: G07C2209/64
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A vehicle key for radio communication with a vehicle. The vehicle key has a radio transmitter for transmitting radio signals to the vehicle. The vehicle key has a radio receiver and/or audio receiver to be able to locate the vehicle within close range. A bidirectional communication with a transceiver of the vehicle is set up by the radio receiver and/or the audio receiver and the radio transmitter. Furthermore, a corresponding method for locating the vehicle by using the vehicle key is described.