Shielding for openings in a shielded housing, particularly a monitor shielding
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United States of America Patent
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-
Jun 25, 1996
Grant Date -
N/A
app pub date -
Oct 20, 1994
filing date -
Nov 10, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Shielding for openings of shielded housings, particularly monitors, has a frame of soft-magnetic material arranged in front of the opening, an electrical coil whose current, controlled by magnetic field sensors, compensates penetrating noise fields in a direction substantially normal to the plane of the opening, with the turns of the coil being located at the inside of the frame.
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