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Published byTerence Clark Modified over 9 years ago
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ECE 477 – Team 5
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»Positive: ˃ All sensors stay in place and intact ˃ Low profile »Negative: ˃ Only works for helmet based sports ˃ Does not accurately reflect the accelerations seen on the head
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»Positive: ˃ Reflects true acceleration values ˃ Stays in place »Negative: ˃ Electronics are placed in mouth ˃ “The added equipment made the mouth guards a little too cumbersome for most players last season. ” ˃ Cannot be used by all sports ˃ Not very durable
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»Leaves forehead open »Rubberized grips keep device in place »Lightweight and durable »Works for a large variety of sports »Adjustable? LED power and charge RF antenna Rubberized Grips
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»USB ports available for charging multiple devices and transferring data »Can power itself or be powered by laptop »Water-resistant 180 mm 30.5 mm
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»Materials ˃ Flexible and light plastic ˃ Rubber ˃ Water-proofing kit »Tooling Requirements ˃ Injection Molding machine ˃ Injection Mold »Estimated Weight ˃ ~100 g »Estimated Unit Cost ˃ Mold: $1,000 – $3,000 ˃ Plastics/ Rubber: $8.00 - $14.00 ˃ RC water-proofing kit: $16.26
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»Materials ˃ Existing USB hub »Tooling Requirements ˃ Basic modification tools »Estimated Weight ˃ ~300 g »Estimated Unit Cost ˃ Hub: ~$20.00 ˃ RC water-proofing kit: $16.26
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Note: measurements in mm Microcontroller: TQSP and QFN NAND Flash: TSOP Capacitive Sensors: MSOP Accelerometers: LFCSP Gyroscopes: QFN
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Note: measurements in mm Microcontroller: TQSP and QFN NAND Flash: TSOP Charging Circuit: QFN Hub Controller: LQFP RF Transceiver: QFN
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LED power and charge RF antenna Rubberized Grips
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