Terminal unit of a mobile communication system

Details Terminal unit of a mobile communication system Terminal unit of a mobile communication system

1990-10-31

1993-01-19

Yusko, Donald J.

Communications: electrical

Continuously variable indicating

With meter reading

34082544, 3403111, 74 89, 128 36, 310 81, H04Q 700

Patent

active

051810239

ABSTRACT:
A terminal unit of a mobile communication system of the type using a vibrating device for alerting the user of the terminal unit to an incoming call by vibration. The terminal unit has a flat belt clip which is the single member of the terminal unit positioned closest to the user's body when the unit is put on the user's body. A piezoelectric element or similar vibration source included in the vibrating device is securely received in a recess which is formed in the body of the belt clip.

REFERENCES:
patent: 3618070 (1971-11-01), Kagan
patent: 3644919 (1972-02-01), Mathauser
patent: 4223466 (1980-09-01), King
patent: 4352091 (1982-09-01), Yamasaki
patent: 4380759 (1983-04-01), Sulkoski et al.
patent: 4392135 (1983-07-01), Ohyagi
patent: 4654631 (1987-03-01), Kurcbart et al.
patent: 4716898 (1988-01-01), Chauve et al.
patent: 4794392 (1988-12-01), Selinko
patent: 4879759 (1989-11-01), Matsumoto et al.
patent: 5007105 (1991-04-01), Kudoh et al.

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