Patent ID: 6185294
Filing Date: 2001-02-06
Classification: H04M

Abstract:
In combination with a dwelling, said dwelling includingat least one telephone line carrying a selected current of less than about two amps, anda telephone connected to the telephone line and having an assigned telephone number utilized to call the telephone,a doorbell response system including(a) an auxiliary unit including(i) an auxiliary doorbell button,(ii) a speaker,(iii) a microphone,(iv) dialing means activated by a user for initiating the dialing of a telephone number,(v) connector means for connecting said auxiliary unit to the telephone line to enable a person to communicate via said microphone and said speaker with another person speaking over the telephone line,(vi) means for eliminating for a selected period of time after the auxiliary door button is depressed the dial tone in the telephone line so that a person may utilize said microphone and speaker to converse over the telephone line with another person using the telephone in the dwelling, and(vii) means for dialing a number when said dialing means is activated by a user to initiate the dialing of a selected telephone number;(b) a battery for providing power to at least one of said auxiliary unit and the telephone; and,(c) means for connecting the telephone line to said battery such that the telephone line provides a trickle charge for said battery.