Hands free equipment

• US 6,075,999 A
• Filed: 05/22/1997
• Issued: 06/13/2000
• Est. Priority Date: 01/13/1994
• Status: Expired due to Term

• Current Assignee: Nokia Mobile Phones UK Limited (Nokia Corporation)
• Original Assignee: Nokia Mobile Phones UK Limited (Nokia Corporation)
• Inventors: Vilmi, Toivo, Leppanen, Aki
• Primary Examiner(s): TROST IV, WILLIAM GEORGE
• Application Number:
  US08/861,892
• Time in Patent Office: 1,118 Days
• Field of Search: 455/550, 455/569, 455/570, 455/557, 455/575, 379/433, 379/428
• US Class Current: 455/569.2
• CPC Class Codes: H01R 2201/16 for telephony
• CPC Class Codes: H04B 1/3877 Arrangements for enabling portable transceivers to be used in a fixed position, e.g. cradles or boosters
• 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

Abstract

Hands free equipment for mobile phones, has an extra loudspeaker and microphone and an electronic unit included therein, the equipment being mainly intended for use in cars, whereby driving safety is maintained. The equipment Is connected to the charger of the cigarette lighter. The hands free equipment according to the invention consists of a separate, small-sized, detachable and movable unit situated outside the mobile phone.

Claims

1. Hands free equipment for use with a radio telephone, comprising a microphone, a loudspeaker, and a lead for connecting the telephone to a cigarette lighter socket, said lead having at one end thereof a first connector for detachable connection to the radio telephone and at an opposing end thereof a second connector for detachable connection to the lighter socket, said second connector comprising a one piece housing member, wherein said loudspeaker is arranged in said housing member, and wherein said microphone is arranged substantially adjacent said one end of said lead.

2. Hands free equipment as claimed in claim 1, wherein the second connector comprises means for supplying power to the hands free equipment from the cigarette lighter socket.

3. Hands free equipment as claimed in claim 1, wherein the hands free equipment further comprises a cigarette lighter charger.

4. Hands free equipment as claimed in claim 1, wherein the second connector is provided with charging circuitry for charging the radio telephone.

5. Hands free equipment as claimed in claim 1, wherein the second connector comprises amplifying means for the loudspeaker.

6. Hands free equipment as claimed in claim 1, wherein the second connector comprises means for supplying power to the amplifying means from the cigarette lighter socket.

7. Hands free equipment as claimed in claim 1, wherein the microphone is coupled to the second connector.

8. Hands free equipment as claimed in claim 1, wherein said lead is for charging the radio telephone from the cigarette lighter socket and wherein said housing member further comprises a charger unit.

9. Hands free equipment as claimed in claim 8, wherein the charger unit contains charging circuitry for charging the radio telephone.

10. Hands free equipment as claimed in claim 8, wherein the charger unit contains amplifying means for the loudspeaker.

11. Hands free equipment as claimed in claim 10, wherein the charger unit comprises means for supplying power to the amplifying means from the cigarette lighter socket.

12. Hands free equipment as claimed in claim 1, wherein the microphone is coupled to the charger unit.

13. Hands free equipment for use with a radio telephone, comprising a first connector, a second connector, a microphone and a lead having a first end and a second end, said lead having said first connector arranged at said first end of said lead and said second connector arranged at said second end of said lead, and wherein said first connector is a unitary member for insertion into a cigarette lighter socket and comprises a loudspeaker, and wherein said second connector is for connection to said radio telephone, and wherein said microphone is positioned substantially adjacent said second end of said lead.