Wireless telephone extension unit with self-contained dipole ant

Details Wireless telephone extension unit with self-contained dipole ant Wireless telephone extension unit with self-contained dipole ant

1982-12-16

1984-09-11

Ng, Jin F.

Telecommunications

Transmitter and receiver at same station

Having particular housing or support of a transceiver

455 89, 455 97, 455128, 455129, 455351, 179 2EA, 343702, H04B 138, H04M 103

Patent

active

044714939

ABSTRACT:
A remote unit for use in a wireless extension telephone system having a self-contained dipole antenna. Utilizing the unique construction of the telephone instrument housing one element of the dipole is included in a planar element that functions normally to direct sound to a self-contained microphone and the other element of the antenna is a static shield used to protect components on printed circuit board included within the extension unit.

REFERENCES:
patent: D254435 (1980-03-01), Ferron
patent: 2828413 (1958-03-01), Bowers
patent: 3824465 (1974-07-01), Blough
patent: 3980952 (1976-09-01), Rapshys
patent: 4123756 (1978-10-01), Nagata et al.
patent: 4344184 (1982-08-01), Edwards
patent: 4397035 (1983-08-01), Nothnagel

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