Apparatus for preventing noise generation in an electrical digit

Details Apparatus for preventing noise generation in an electrical digit Apparatus for preventing noise generation in an electrical digit

1980-10-24

1983-12-06

Demeo, Palmer C.

Telegraphy

Systems

Position coordinate determination for writing

313500, 313113, 34081531, 350 9615, G08C 2100, G02B 514

Patent

active

044195397

ABSTRACT:
A structure for transmitting an optical signal which allows physical separation of the optical source from the point of optical output, thereby preventing noise or interference due to the optical source being located in the vicinity of sensitive electrical apparatus.

REFERENCES:
patent: 3174144 (1965-03-01), O'Neill
patent: 3307175 (1967-02-01), Shill
patent: 3510732 (1970-05-01), Amans
patent: 3876900 (1975-04-01), Amatsuka et al.
patent: 4151582 (1979-04-01), Grunberger
patent: 4339200 (1982-07-01), Corbin

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