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Design of a Wireless Charging System f or a Computer Mouse

Design of a Wireless Charging System f or a Computer Mouse. Wireless Charging System Team. Team Members Andrew Aken James Begell James Juergens. Course Instructor Dr. Serpen Faculty Advisor Dr. King. Problem. Wireless mice lose connection when batteries die

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Design of a Wireless Charging System f or a Computer Mouse

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  1. Design of a Wireless Charging System for a Computer Mouse

  2. Wireless Charging System Team Team Members Andrew Aken James Begell James Juergens Course Instructor Dr. Serpen Faculty Advisor Dr. King

  3. Problem • Wireless mice lose connection when batteries die • Batteries are inconvenient • Current products must use specific mouse

  4. Proposed Solution • Battery pack will be usable with any wireless mouse • Mouse pad will charge battery pack wirelessly

  5. Background • Magnetic Coupling • Maximum Power Transfer Theorem

  6. Hardware Block Diagram

  7. Power over USB • USB Port • 555 Timing Chip • JK Flip-Flop • MOSFET Gate Driver

  8. USB Power Circuit

  9. Inductive Coupling • Transformer • Primary Coil • Secondary Coil

  10. Mouse Pad and Mouse Coupling

  11. Inductive Coupling • Transformer • Full-Bridge Rectifier • Lithium Battery • Power

  12. Battery Pack

  13. Future Plans • Miniaturization • Increased Power Transfer • Increased Storage Capacity • Customization

  14. Conclusion • USB powered • Magnetically Coupled • Power Transfer • Universal

  15. References • Robbins, Allan, and Wilhelm Miller. Circuit analysis: theory and practice. 2nd ed. Albany, N.Y.: Delmar, 2000. Print.

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