Comprehensive information display system
Compression of data for storage
Compression of gray scale imagery to less than one bit per pictu
Compression of multilevel signals
Compression type A/D converter
Computer control
Computer input technique
Computer keyboard circuitry
Connector interface
Constant-current digital-to-analog converter
Consumer product
Contact-free push-button key for generating an electrical signal
Contactless buzzer
Contactless buzzer
Contactless keyboard
Container cover that generates audio output
Continuous time domain analog-digital converter
Control circuit for a character segment display assembly
Control circuit for a vibrating membrane
Control circuit for an alarm tone generator