Portable audio wireless communication device

Details Portable audio wireless communication device Portable audio wireless communication device

2007-02-27

2008-08-26

Dinh, Trinh V (Department: 2821)

Communications: radio wave antennas

Antennas

With radio cabinet

C343S906000, C343S905000

Reexamination Certificate

active

07417592

ABSTRACT:
A portable audio wireless communication device cooperating with a portable electrical apparatus with a display component has a plug for matting with the portable electrical apparatus, a speaker and a cable connected the plug and the speaker. The plug has a signal contact connected one end of a signal wire of the cable, a ground contact connected one end of a matching antenna wire of the cable, a first antenna contact connected one end of a first antenna wire and one end of the matching antenna, and a second antenna contact connected one end of the second antenna of the cable. When the portable audio wireless communication device operates at wireless communication, cooperation of the first antenna wire and the matching antenna wire resonates at UHF broadcast band, and the second antenna wire resonates at FM broadcast band and VHF broadcast band.

REFERENCES:
patent: 4864318 (1989-09-01), Iwasaki et al.
patent: 5701356 (1997-12-01), Stanford et al.
patent: 2005/0285799 (2005-12-01), Leinonen et al.
patent: 2008/0007276 (2008-01-01), Tse et al.

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