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Balloon power sources with a buoyancy trade-off
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Combined balloon shipping container and deployment system
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Balloon altitude control using density adjustment and/or volume adjustment
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Agent Interfaces for Interactive Electronics that Support Social Cues
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Altitude control via rotation of balloon to adjust balloon density
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Balloon network with free-space optical communication between super-node balloons and RF communication between super-node and sub-node balloons
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Using predicted movement to maintain optical-communication lock with nearby balloon
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Establishing Optical-Communication Lock with Nearby Balloon
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Relative positioning of balloons with altitude control and wind data
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Display device with integrated photovoltaic layer
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Display device with image depth simulation
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