Hands-free filtering system for radiotelephones

• US 20020132646A1
• Filed: 03/05/2002
• Published: 09/19/2002
• Est. Priority Date: 04/03/2000
• Status: Abandoned Application

• Current Assignee: Raoul Girod
• Original Assignee: Raoul Girod
• Inventors: Girod, Raoul
• Application Number:
  US09/980,334
• Publication Number:
  US 20020132646A1
• Time in Patent Office: Days
• US Class Current: 455/569.2
• CPC Class Codes: H04K 2203/16 for telephony
• CPC Class Codes: H04K 2203/22 for communication related to vehicles
• CPC Class Codes: H04K 3/41 characterized by the control of the jamming activation or deactivation time control of jamming activation and deactivation time only for the purpose of alternating between jamming mode and target monitoring mode H04K3/45
• CPC Class Codes: H04K 3/415 based on motion status or velocity, e.g. for disabling use of mobile phones in a vehicle
• CPC Class Codes: H04M 1/6075 adapted for handsfree use in a vehicle H04M1/6058 takes precedence; arrangements for holding telephones in a vehicle B60R11/0241
• CPC Class Codes: H04M 1/66 with means for preventing unauthorised or fraudulent calling verifying user identity or authority in secret or secure digital communications H04L9/32

Abstract

The invention concerns a hands-free apparatus enabling at vehicle driver to telephone but preventing him from using his hand-held radiotelephone if the vehicle is running.

Claims

1. Hands-free radiotelephone apparatus enabling hands-free utilization but preventing utilization of the hand-held radiotelephone when the vehicle or the equipment is active or in motion, characterized in that it provides the link and connection between the hands-free system and a radiotelephone scrambler filter located inside the vehicle and activated when the vehicle is started.

2. Apparatus according to claim 1, characterized in that it connects an outside antenna to the hands-free system and to the scrambler filter system simultaneously.

3. Apparatus according to claim 1 and 2, characterized in that it uses a base receiving a support for the radiotelephone, the support being a function of the radiotelephone model and being replaceable.

4. Apparatus according to claims 1 and 2 characterized in that it provides the connection to the hands-free system for the other passengers.

5. Apparatus according to claim 1, characterized in that insertion of the driver'"'"'s telephone into the base of the hands-free apparatus cuts off transmission from the scrambler.

6. Apparatus according to claims 1 and 2, characterized in that it includes a link between the electrical contact of the vehicle and the scrambler filter, the scrambler filter being either powered and activated by this electrical link, or controlled by the existence of a voltage at this link.