IMPROVED VDM AND/DROP MULTIPLEXER MODULE
First Claim
Patent Images
1. A chassis member for carrying at least one circuit board for use in a WDM add/drop multiplexer unit, wherein the chassis member is adapted, in use, to function as a heatsink for a heat generating component mounted on the circuit board.
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Abstract
A chassis member for carrying at least one circuit board for use in a WDM add/drop multiplexer unit, wherein the chassis member is adapted, in use, to function as a heatsink for a heat generating component mounted on the circuit board.
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Citations
34 Claims
- 1. A chassis member for carrying at least one circuit board for use in a WDM add/drop multiplexer unit, wherein the chassis member is adapted, in use, to function as a heatsink for a heat generating component mounted on the circuit board.
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17. A WDM multiplexer module comprising:
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a housing, a chassis member located substantially inside the housing and adapted to function as a heat sink, a heat sink structure extending from the housing and in thermal communication with the chassis member, a thermoelectric (TE) device in thermal communication with the chassis member, at least one heat generating electrical component in thermal communication with the chassis member, and a control unit arranged, in use, to maintain a controlled temperature environment inside the housing utilising the heat sink structure, the TE device, and the heat generating electrical component and utilising the chassis member as a thermal communication medium. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 32, 34)
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Specification