Method of and telephone with call-reminding and auto-dialing
Method of anticipatory dialing
Method of assembling a telephone keypad
Method of automatic speech direction reversal and circuit config
Method of automatically changing a calling mode of telephone...
Method of calling up called party, communication equipment,...
Method of determining answer supervision at a line...
Method of determining levels at given frequencies of a VF signal
Method of finding an entry in a collection of data, and electron
Method of generating ring tones using melody and...
Method of improving receiver sensitivity and speech immunity wit
Method of improving the CAS tone signal detection of a...
Method of operating a microprocessor controlled telephone set
Method of producing signals commonly used with telephones
Method of programming telephone numbers and identifiers in a...
Method of programming telephone numbers and identifiers in a...
Method of randomizing telephone numbers
Method of screening outgoing calls via a video display
Method of selecting characters from a keypad and a telephone set
Method of synchronizing LEDS between a digital telephone and rem