Siegfried Hansen, Jan Grinberg, Robert D Etchells: Segregator functional plane for use in a modular array processor. Hughes Aircraft Company, G B Rosenberg, W J Bethurum, A W Karambelas, February 5, 1985: US04498134 (112 worldwide citation)

A Segregator Functional Plane capable of dynamically segregating any number, or subset, of a Modular Array Processor's functional planes, either in terms of control or data exchange, or both, from the remainder. This is provided by interspersing a number of Segregator Functional Planes throughout th ...

John H McCoy, Paul A Sullivan: Alignment system and method with micromovement stage. Hughes Aircraft Company, Lewis B Sternfels, W H MacAllister, W J Bethurum, April 19, 1977: US04019109 (60 worldwide citation)

Alignment of a mask and a semiconductor wafer to be processed is effected by orthogonal and angular movements of the mask singly and in combination. A carrier for the mask is supported on four orthogonally positioned transducers which, when actuated to elongate or contract, produce carrier translati ...

William P Bleha Jr: Liquid crystal light valve. Hughes Aircraft Company, Gerald B Rosenberg, W H MacAllister, W J Bethurum, August 10, 1982: US04343535 (59 worldwide citation)

Method of and apparatus for operating an electro-optical system for producing high quality images from a liquid crystal light valve.

C S Chan: Method and system for reproducing monochromatic and color images using ordered dither and error diffusion. Hewlett Packard Company, W J Bethurum, July 9, 1991: US05031050 (53 worldwide citation)

A method and system for color and monochromatic printing wherein ordered dither and error diffusion processes are combined to provide high quality printed images with good spatial resolution, good gray scale transitions, good low frequency and high frequency responses and a high computational speed. ...

Robert Y Scapple, Frank S Keister, Robert G Grieger, Richard P Himmel: Large area hybrid microcircuit assembly. Hughes Aircraft Company, Lewis B Sternfels, W J Bethurum, A W Karambelas, October 18, 1983: US04410874 (47 worldwide citation)

A ceramic substrate includes a multiplicity of alternately screened and fired conductor and dielectric levels, with interconnections between levels through small via holes in the dielectric layers or alternately by means of crossovers. Thick film resistors are incorporated throughout the ceramic sub ...

Algerd Basiulis: Heat pipe cooling module for high power circuit boards. Hughes Aircraft Company, Lewis B Sternfels, W J Bethurum, A W Karambelas, March 5, 1985: US04503483 (45 worldwide citation)

A heat pipe cooling module assembly (20) for cooling electronic components (28) includes a plurality of heat pipe modules (22) comprising condenser and evaporator sections (24, 26) and working fluid therein. In a preferred embodiment, each evaporator section comprises a sandwich construction of a pa ...

Norbert L Moulin: Cable-to-cable/component electrical pressure wafer connector assembly. Hughes Aircraft Company, Lewis B Sternfels, W J Bethurum, A W Karambelas, June 12, 1984: US04453795 (44 worldwide citation)

Flexible or conventional wire cables are terminated and interconnected at connectors with only a pressure type contact. Two cable terminations are fabricated from identically chemically milled thin metallic wafers, in which one wafer is plated with metallic buttons. The two wafers are placed opposin ...

Robin W Rosser, Leon B Keller: Multi-purpose air permeable composites. Hughes Aircraft Company, W J Bethurum, A W Karambelas, August 9, 1983: US04397907 (39 worldwide citation)

Composites, comprising organic polymeric fibers and solid particles, are described which exhibit a wide range of functional characteristics. The materials are light in weight, structurally strong and are air permeable. The fabrication of protective clothing for use in chemical warfare environments i ...

John J Nesler: Overcurrent limiter circuit for switching regulator power supplies. Hughes Aircraft Company, W J Benman Jr, W J Bethurum, A W Karambelas, January 24, 1984: US04428015 (36 worldwide citation)

A circuit is disclosed which provides overcurrent protection for switching regulator power supplies with soft start and soft turn OFF features. The invention includes first means for sensing the current through the switching transistor of the regulator and second means for providing a voltage signal ...

Richard C Henderson: Process for fabricating insulated-gate field-effect transistors with self-aligned contacts. Hughes Aircraft Company, Mary E Lachman, W J Bethurum, W H MacAllister, April 17, 1979: US04149307 (35 worldwide citation)

The specification describes a process for making an insulated-gate field-effect transistor wherein a silicon nitride mask is deposited above the surface of a semiconductor body and is used in one embodiment of the invention in conjunction with a refractory gate member (1) as a mask in the formation ...