ANTENNA TILT DRIVE
An antenna including a remote electrical tilt drive for driving a movable phase shifter linkage is provided. The remote electrical tilt drive comprises a shape memory alloy arrangement attached to a non-moving part of the antenna and to the movable phase shifter linkage, wherein the shape memory all...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | An antenna including a remote electrical tilt drive for driving a movable phase shifter linkage is provided. The remote electrical tilt drive comprises a shape memory alloy arrangement attached to a non-moving part of the antenna and to the movable phase shifter linkage, wherein the shape memory alloy arrangement is configured to move the movable phase shifter linkage in a predetermined direction upon an electrical current being supplied to the shape memory alloy arrangement, and a counter motion member attached to the non-moving part of the antenna and to the movable phase shifter linkage and configured to move the movable phase shifter linkage in a direction opposite to the predetermined direction. |
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