Milburn H Kane, John G Roby, Gustav Schrottke: Stacked DCA memory chips. International Business Machines Corporation, Andrea P Bryant, Mark E McBurney, October 12, 1993: US05252857 (239 worldwide citation)

A memory system package is provided by placing memory chips face-to-face using as an interposer a thin flexible carrier having through-carrier-connections, vias, for common memory chip I/O pads which are brought out to access external signals, either control, I/O or power. These external signals may ...

Stephen P Legg, Gustav Schrottke: Soldering method. International Business Machines Corporation, Andrea P Bryant, November 6, 1990: US04967950 (103 worldwide citation)

A method is described for attaching circuit chips to a flexible substrate (laminate) using controlled chip collapse connection technology (C-4). The substrate is "tinned" with an alloy of eutectic composition in its contact region with the solder balls on the base of the chip. The alloy and the sold ...

James M McVey: Programmable I/O device identification. International Business Machines Corporation, Andrea P Bryant, John L Jackson, November 23, 1982: US04360870 (89 worldwide citation)

A computer system having a CPU connected to I/O devices via a channel sets addresses into the I/O devices by the CPU. The I/O devices, for purposes of control, are grouped in types. To load device addresses or identifiers, the processor sends a type identifier to the I/O devices. The device having t ...

William L Kelly Mahaffey, James M Stafford: Finding fiducials on printed circuit boards to sub pixel accuracy. International Business Machines Corporation, Andrea P Bryant, February 4, 1992: US05086478 (76 worldwide citation)

A method is disclosed for determining the presence and position of fiducials on the surface of a printed circuit substrate in grey level images to sub-pixel accuracy. A summation profile technique is utilized to decrease the amount of computation required and thereby increase throughput for enabling ...

Donavon W Johnson, Larry K Loucks, Amal A Shaheen Gouda: Interprocess communication queue location transparency. International Business Machines Corporation, Andrea P Bryant, July 21, 1992: US05133053 (70 worldwide citation)

A system for an efficient message handling technique implemented in AIX, an operating system derived from UNIX System V, is described for use in a distributed services network include a plurality of multi-processing, multi-tasking nodes among which interprocess communication occurs via queues, the a ...

Muhammad Yusuf J Bora, Karl G Hoebener: Single step solder process. International Business Machines Corporation, Andrea P Bryant, August 9, 1988: US04761881 (62 worldwide citation)

A technique is disclosed for attaching a variety of device types to the same side of a printed circuit board including a single solder application step for both surface mountable and leaded components, placement of the devices, drying of the solder and solder reflow.

Keith R Pope, Gustav Schrottke: Non-destructure method of performing electrical burn-in testing of semiconductor chips. International Business Machines Corporation, Andrea P Bryant, April 16, 1991: US05007163 (62 worldwide citation)

A method of nondestructively testing electronic chips adapted for direct attachment to metallized pads on circuitized substrate is disclosed, wherein an electrically conductive liquid eutectic joint is formed at room temperature with low pressure between electrical terminals on the chip and pads on ...

Praveen Chaudhari, Jerome John Cuomo, John Wauchope Matthews: Method for preparing large single crystal thin films. International Business Machines Corporation, Andrea P Bryant, B N Wiener, J B Wynn, September 6, 1977: US04046618 (60 worldwide citation)

A method of making a large single crystal thin film not dependent upon the size or temperature resistance of the substrate crystal by first depositing an amorphous film of the crystalline material to be produced followed by heating of the amorphous film in such a manner that nucleation of epitaxial ...

Kent R Demke, Joanne L Mumola: Interactive combination display. International Business Machines, Andrea P Bryant, November 22, 1983: US04417239 (54 worldwide citation)

There is disclosed a technique for displaying scrollable operating and scale lines simultaneously with an active miniature full page representation. Displayed on the operating line along with active characters is a cursor character. Displayed in the miniature full page are text indicators for repres ...

Marvin L Buller, Barbara J McNelis, Campbell H Snyder: Method for attaching heat sink to plastic packaged electronic component. International Business Machines Corporation, Andrea P Bryant, December 18, 1990: US04978638 (52 worldwide citation)

Described is an improvement for thermal enhancement technology for high power dissipating plastic packaged electronic circuit chips derived from providing structural features in the plastic package adapted to snap fit with complementarily formed edges of heat sink members.