Nested Antenna Pan-Tilt Assembly for Precise Satellite Alignment
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Solution Overview
Problem
Existing antenna systems for satellite communication lack efficient mechanisms for tilting and panning to optimize antenna orientation for radio frequency communication, especially in outdoor environments where durability and reliability are crucial.
Innovation Solution
A pan/tilt assembly is integrated into the antenna apparatus, utilizing first and second actuators to rotate bevel gears that engage a third gear, allowing the antenna housing to pan and tilt relative to the leg, ensuring optimal orientation and signal transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a pan/tilt assembly is added to the antenna apparatus, then the antenna orientation capability is improved, but the device complexity increases
Solution Approach 1:
The pan/tilt assembly is integrated within the antenna housing structure, with actuators and gears nested inside the housing. The first actuator and first gear are contained within the housing, as are the second actuator and second gear. This nesting approach allows the antenna to gain pan/tilt functionality while maintaining a compact form factor and avoiding excessive external complexity.
Solution Approach 2:
The gear assembly serves multiple functions: the first gear and first actuator control pan rotation, while the second gear and second actuator control tilt rotation. The shared housing and integrated actuator system provide a universal mounting structure that handles both rotational degrees of freedom, reducing the need for separate independent mechanisms.
2Manufacturing precision
If actuators and gears are integrated into the housing, then the antenna can be precisely oriented, but the manufacturing complexity increases
Solution Approach 1:
The pan/tilt assembly is divided into distinct functional segments: the first actuator and first gear form a pan control module, while the second actuator and second gear form a tilt control module. The housing is segmented to accommodate these separate modules, allowing for modular manufacturing and assembly. This segmentation enables precise orientation control while simplifying the manufacturing process by allowing each module to be manufactured and tested independently before final assembly.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The pan/tilt assembly enhances antenna orientation, improving communication efficiency by allowing precise adjustment for satellite alignment, while also facilitating rain and snow removal and heat dissipation, thus ensuring reliable outdoor operation.
Implementation Method 1
a first actuator for rotating a first gear
Implementation Method 2
a second actuator for rotating a second gear
Implementation Method 3
a third gear coupled to the leg and engaged by the first and second gears
Data Source
AI summary
In one embodiment of the present disclosure, a pan/tilt assembly for an antenna apparatus having a housing enclosing antenna components and a leg extending from the housing includes a first actuator for rotating a first gear, a second actuator for rotating a second gear, a third gear coupled to the leg and engaged by the first and second gears, and a tee having a first portion substantially transverse to a second portion, wherein the first portion has a first end rotatably received within the first gear and a second end rotatably received within the second gear, and wherein the second portion is rotatably received within the third gear.