Tone detection process and device for implementing said process
Tone detector
Tone detector judging a detection of a predetermined tone...
Tone detector with improved performance in the presence of speec
Tone generator device for driving light emitting elements
Tone generator for electronic exchange
Tone receiver comprising a switch capacitor zero crossing detect
Tone, modulated tone, and saturated tone detection in a...
Tone-detection method for detecting at least one tone in a dual-
Tone-type recognition method
Touch screen form entry system
Toy type children telephone set
Transient signal elimination circuit for telecommunications appl
Transient signal elimination circuit for telecommunications appl
Transmission system with improved tone detection
Transmission system with improved tone detection
Transmission system with improved tone detection
Tray for automatic dial telephones
True alert indication
True DTMF dialer