Abstract: The invention discloses a control circuit device of a desk lamp apparatus which is used in association with a telephone set. This circuit device may be actuated by an input signal from a telephone line for the duration of a call in order to provide a full light source over the place surrounding the telephone. A delay circuit is provided to prolong the actuated state of the circuit device for a period of time after a phone conversation is over.
Abstract: An arrangement for allowing a subscriber to select telephone features from the subscriber terminal is disclosed. The subscriber terminal includes a touch screen display and a customer premises computer. The terminal in response to a touching of the appropriate area of the screen, displays a list of all possible telephone features available to this subscriber terminal together with an indication of currently subscribed features. By touching the screen in the appropriate areas, the subscriber may select features to be added or deleted. The information regarding the subscriber selection is transmitted to the central office to which the terminal is connected. The central office maintains a set of software packages corresponding to each of the possible combinations of features to be selected by a subscriber and in response to information from the terminal defining a new set of features, the central office transmits the appropriate software package to the terminal.
October 19, 1988
Date of Patent:
January 30, 1990
American Telephone and Telegraph Company, AT&T Bell Laboratories
Abstract: A telephone accessory for use by hearing impaired individuals wearing hearing aids which enables a conventional telephone to be used without causing annoying feedback. The telephone accessories include a deeply-dished ear horn portion which reduces feedback problems since the sound reflective surfaces of the ear horn are displaced some distance from the hearing aid microphone. Various embodiments of this invention are described including alternate means for retaining the device attached to a telephone handset, and several embodiments disclosing means for varying the depth of the ear horn cup to suit an individual user.