Adapter device for car radio

Communications: radio wave antennas – Antennas – With vehicle

Reexamination Certificate

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Details

C343S788000, C343S821000, C455S272000

Reexamination Certificate

active

11326028

ABSTRACT:
An object of the invention is to provide an adaptor device for a car radio capable of improving the receiving state. The adaptor device20for a car radio is connected to a vehicle-mounted antenna connection terminal12provided in an FM radio receiver10installed within a vehicle room, and includes a signal line inserted between the vehicle-mounted antenna connection terminal12and a vehicle-mounted antenna110; and an in-vehicle antenna22branching out from the signal line. A radio wave transmitted from an FM transmitter40disposed within the vehicle room via an antenna42is received by the radio receiver10via the in-vehicle antenna22.

REFERENCES:
patent: 5121504 (1992-06-01), Toko
patent: 5155494 (1992-10-01), Bryant et al.
patent: 6850148 (2005-02-01), Masudaya
patent: 2005/0151668 (2005-07-01), Marty
patent: 2006/0164210 (2006-07-01), Ikeo

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