1
Roberta S Cohen, Kenneth M Huber, Deborah J Mills: Communication system having unified messaging. American Telephone and Telegraph Company, AT&T Information Systems, David H Tannenbaum, David R Padnes, June 6, 1989: US04837798 (765 worldwide citation)

Unified messaging is a concept that provides for a single electronic mailbox for different types of messages. The mailbox can be on a user's host computer, PBX, PC, etc., and the user has consistant facilities available to originate, receive and manipulate messages. Messages can be translated from o ...


2
Fred K Ng: Database backup method. American Telephone and Telegraph Company AT&T Bell Laboratories, Jerry W Herndon, August 11, 1987: US04686620 (670 worldwide citation)

A method of generating a backup copy of a database system. Modifications made to the database since the generation of a prior backup copy are summarized in a bit map on a page basis. When the next backup copy is made, only modified pages are transmitted and merged with the prior copy. Plural backup ...


3
Charles C Hayden, Frederick A Schmidt, Mark D Studebaker: Audiographics conferencing arrangement. American Telephone and Telegraph Company, Frederick B Luludis, August 28, 1990: US04953159 (460 worldwide citation)

An audiographics conferencing arrangement for use in a business communication system allows the conferees to exchange displayed text and/or graphics stored locally in their respective data terminals. The conferees may change the displayed text and/or graphics and such changes are automatically distr ...


4
Harvey R Lehman, William P Lidinsky, Harry E Mussman, David A Spicer, David Vlack: Digital communication network architecture for providing universal information services. American Telephone and Telegraph Company AT&T Bell Laboratories, David Volejnicek, August 9, 1988: US04763317 (416 worldwide citation)

A switched integrated wideband and narrowband multiservices digital network (FIGS. 1 and 2) is an ISDM providing universal information services based on wideband and narrowband voice, data, and video communications. It comprises a plurality of service areas (100, 101), each served by a central switc ...


5
Kaigham J Gabriel, Mehran Mehregany, James A Walker: Thin film shape memory alloy and method for producing. American Telephone and Telegraph Company AT&T Bell Laboratories, Jerry W Herndon, September 12, 1989: US04864824 (395 worldwide citation)

An actuator including a device made of thin film shape memory material mounted to a substrate. The thin film device is deformed from its original shape. Thereafter, the device is heated to restore the device to its original shape. Motion of the device occurs in the deforming and restoring steps, whi ...


6
James T Britton, Lorraine Figueroa, John F Patterson, Robert I Rosenthal, Richard R Rosinski: Method and apparatus for generating computer-controlled interactive voice services. AT&T Information Systems American Telephone and Telegraph Company, John A Caccuro, November 15, 1988: US04785408 (325 worldwide citation)

A user-application program for computerized telephone ordering is generated y a system designer who selects and interconnects pre-defined program modules and subroutines using a graphics terminal. The application program allows TOUCH-TONE input data and voice response. The present invention describe ...


7
Patrick J Marino, Arun N Netravali: Telephone toll service with advertising. American Telephone and Telegraph Company, AT&T Bell Laboratories, Wilford L Wisner, July 18, 1989: US04850007 (309 worldwide citation)

There is disclosed a system for providing an economical telephone toll service in which a telephone subscriber selects the economical service by, for example, sending an appropriate signal, and then dials his directory assistance call or other telephone toll call. After the caller's options are dete ...


8
William P Lidinsky, Gary A Roediger, Scott B Steele, Ronald C Weddige: User to network interface protocol for packet communications networks. American Telephone and Telegraph Company, Werner Ulrich, May 1, 1990: US04922486 (291 worldwide citation)

A high capacity metropolitan area network (MAN) is described. Data traffic from users is connected to data concentrators at the edge of the network, and is transmitted over fiber optic data links to a hub where the data is switched. The hub includes a plurality of data switching modules, each having ...


9
John M Scanlon: Telecommunications access to lottery systems. American Telephone and Telegraph Company, Werner Ulrich, May 1, 1990: US04922522 (278 worldwide citation)

A method and apparatus for operating a lottery system. Customers purchase lottery entries using their customer stations to send lottery entry data to a toll switching system equipped to prompt customers and accept lottery entries. Customer identification data for identifying purchasers is transmitte ...


10
Chinmei C Lee, Stephen A McGaw: Method and apparatus for providing personalized telephone subscriber features at remote locations. American Telephone and Telegraph Company AT&T Bell Laboratories, Peter Visserman, February 6, 1990: US04899373 (272 worldwide citation)

Personalized telephone features are made available to subscribers away from their home base. A nationally accessible data base system stores feature data in association with personal identification numbers. A subscriber wishing to use personalized features while away from the home base dials a speci ...