Optical switching apparatus
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United States of America Patent
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-
Sep 25, 2001
Grant Date -
N/A
app pub date -
May 12, 1999
filing date -
Jun 5, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An optical matrix switch station (1) is shown mounting a plurality of optical switch units (15, 17), each of which includes a mirror (29), moveable in two axes, for purpose of switching optical beams from one optical fiber to another. A mirror assembly (41) includes a single body of silicon comprising a frame portion (43), gimbals (45), mirror portion (47), and related hinges (55). Magnets (53, 54) and air coils (89) are utilized to position the central mirror surface (29) to a selected orientation. The moveable mirror and associated magnets along with control LED's (71) are hermetically packaged in a header (81) and mounted with the air coils on mounting bracket (85) to form a micromirror assembly package (99) mounted in each optical switch unit.
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Cited Art Landscape
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