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Frank Jiang jiang@estcorp.com.tw
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Wireless power module introduce
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Content Application of FDT solution Operation introduce Patent Complete security code
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Sony Wii charger_ Y2009 Designed for Ni-MH battery charging Data code for transmitting charging status and switch power on/off. Wii Charger sales to the United States in 2009 No power adjustment and coil offset correction Available power below 1W
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FDT on Y2012 40W 80W Output power up to 80W Designed for DC power output Power automatically adjust Coil offset correction Transmission data affect few pulse of resonance wave Simplify circuit the same as the previous generation Efficiency up to 80% Standby current less than 1mA Enhance response to prevent high voltage to damage RX board (freq = 20 1/sec, modulation time = 1uS) Strengthen the anti-noise processing capabilities Wide range of input voltage Solve the problem of coil noise
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Palm Touchstone
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iPhone Wireless Moudle
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Robotic ball http://www.youtube.com/watch?v=vkqQDLddsb 8&feature=fvwrel
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Battery free Mouse Benefit : - Green product - No battery pollution - Reliable and never power exhaust - saving money
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DC Input DC Output Efficiency =(Pout / Pin) x 100% Operation introduce
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Patent http://www.rfidpower.com.tw/tech02.html
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Complete security code 1. data byte distinguished method Wireless charging transmitterControl Unit TX Wireless charging receiverControl Unit RX Charging energy Status code Security control by programmed status code Magnetic objectOther metals Energy can’t be transmitted without status code.
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2. Output power adjustment system Wireless charging transmitterTX RX Detection Feedback Low power need High power need Control power by coding High power need- wireless charging receiver Raise charging energy8K bps
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3. Adjustment coil placement Wireless charging transmitterTX Wireless charging receiver RX Detection Feedback Short distance Control power by detecting induction distance Short distance with low charging energy Long distance with high charging energy Wireless charging receiverRX Feedback Long distance
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