Transmitting and amplifying unit for wireless communication...

Details Transmitting and amplifying unit for wireless communication... Transmitting and amplifying unit for wireless communication...

2006-05-02

2006-05-02

Tsang, Fan (Department: 2645)

Telecommunications

Transmitter

With casing or housing

C455S090300, C361S695000, C361S715000, C361S734000, C361S714000, C379S326000, C379S327000, C379S328000

Reexamination Certificate

active

07039374

ABSTRACT:
A transmitting and amplifying unit for a wireless communication device. The transmitting and amplifying unit includes a C-shaped frame having an upper plate having a first cutout, a lower plate having a second cutout aligned with the first cutout, and a side plate connecting the upper plate and the lower plate; a main amplifier unit fixed to the lower plate and having a concentrated heating portion; and a subamplifier unit fixed to the upper plate. The transmitting and amplifying unit further includes a radiating fin unit mounted on the concentrated heating portion of the main amplifier unit and extending upward through the first cutout of the lower plate and the second cutout of the upper plate. The radiating fin unit has an upper end fixed to the subamplifier unit. The transmitting and amplifying unit further includes a cooling fan fixed to the C-shaped frame, and a printed wiring board mounted on the C-shaped frame so as to face the side plate, whereby a duct is formed between the C-shaped frame and the printed wiring board.

REFERENCES:
patent: 6144556 (2000-11-01), Lanclos
patent: 6349042 (2002-02-01), Mills et al.
patent: 6494252 (2002-12-01), Takala et al.
patent: 6853553 (2005-02-01), Seaton et al.

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