DESIGN OF A WIRELESS CHARGING SYSTEM FOR A COMPUTER MOUSE
WIRELESS CHARGING SYSTEM TEAM
Team MembersAndrew AkenJames BegellJames Juergens
Course InstructorDr. Serpen
Faculty AdvisorDr. King
PROBLEM
Wireless mice lose connection when batteries die
Batteries are inconvenient Current products must use specific mouse
PROPOSED SOLUTION
Battery pack will be usable with any wireless mouse
Mouse pad will charge battery pack wirelessly
BACKGROUND
Magnetic Coupling Maximum Power Transfer Theorem
POWER OVER USB
USB Port 555 Timing Chip JK Flip-Flop MOSFET Gate Driver
INDUCTIVE COUPLING
Transformer Primary Coil Secondary Coil
MOUSE PAD AND MOUSE COUPLING
INDUCTIVE COUPLING
Transformer Full-Bridge Rectifier Lithium Battery Power
FUTURE PLANS
Miniaturization Increased Power Transfer Increased Storage Capacity Customization
CONCLUSION
USB powered Magnetically Coupled Power Transfer Universal
REFERENCES
Robbins, Allan, and Wilhelm Miller. Circuit analysis: theory and practice. 2nd ed. Albany, N.Y.: Delmar, 2000. Print.