1
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 ...


2
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 ...


3
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 ...


4
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 ...


5
Rakesh Agrawal, Ahmed K Ezzat: Method of file access in a distributed processing computer network. American Telephone and Telegraph Company AT&T Bell Laboratories, Jerry W Herndon, April 25, 1989: US04825354 (234 worldwide citation)

A method of performing remote process execution in a computer network. A remote process execution request, including an identification of a process to be executed, is transmitted from a requesting computer to a serving computer. At both the requesting and the serving computers, a file addressing str ...


6
Anthony Acampora, Jack H Winters: Wireless network for wideband indoor communications. American Telephone and Telegraph Company AT&T Bell Laboratories, Erwin W Pfeifle, December 6, 1988: US04789983 (231 worldwide citation)

The present invention relates to a wideband communication network using wireless radio transmissions either on a stand-alone basis or to supplement a hard-wired network. The exemplary network comprises (a) a plurality of transceivers associated with separate users of the network; (b) optionally at l ...


7
Travis H Gordon, Steven D Simon, Robert Sorrentino: Dial-up telephone network equipment for requesting an identified selection. American Telephone and Telegraph Company AT&T Bell Laboratories, Richard J Godlewski, August 9, 1988: US04763191 (229 worldwide citation)

A method and an arrangement are disclosed for providing a nationwide dial-a-view service in which a caller desiring a given viewing selection dials an "800" dial-a-view number for ordering that selection through the telephone networking arrangement. The arrangement includes local and toll switching ...


8
Raymond H Doklan, Edward P Martin Jr, Pradip K Roy, Scott F Shive, Ashok K Sinha: Fabricating a semiconductor device with low defect density oxide. American Telephone and Telegraph Company AT&T Bell Laboratories, Wendy W Koba, July 25, 1989: US04851370 (220 worldwide citation)

Low defect density oxides suitable for use as thin gate oxides or in charge storage capacitors are described. First and second layers are formed on a substrate with misaligned defect structures. A third layer is then grown by diffusing a species through the first and second layers to the substrate. ...


9
Francis LoVasco, Michael A Oien: Process for controlling solder joint geometry when surface mounting a leadless integrated circuit package on a substrate. American Telephone and Telegraph Company AT&T Bell Laboratories, Alfred G Steinmetz, November 7, 1989: US04878611 (215 worldwide citation)

A solder joint assembly technique applies controlled volumes of solder to pads of both package and substrate. The two units are positioned adjacent each other with the pads and solder deposits mechanically maintained in registration with each other. The assembly is reflowed and the final separation ...


10
Hanz W Herrig, David N Horn, Daniel V Peters, Randy D Pfeifer, Wayne R Wilcox: Method and apparatus for controlled removal and insertion of circuit modules. American Telephone and Telegraph Company AT&T Bell Laboratories, AT&T Information Systems, Peter Visserman, May 30, 1989: US04835737 (211 worldwide citation)

An electronic circuit board electrically connected to other circuits of a data processing system by means of a bus, may be removed and re-inserted in the system without the necessity of disabling other circuits connected to the bus. A latch actuated switch provides a control signal in anticipation o ...