1
James Herman Scheuneman: Conditional bypass of error correction for dual memory access time selection. Sperry Rand Corporation, Kenneth T Grace, William E Cleaver, Marshall M Truex, September 5, 1978: US04112502 (155 worldwide citation)

A method of and an apparatus for conditionally bypassing the error correction function of a large scale integrated (LSI) semiconductor random access memory (RAM) is disclosed. A content addressable memory (CAM) is utilized to store the addresses of the addressable locations in the RAM in which an er ...


2
Lawrence L Rainwater: Steerable directional antenna. Sperry Corporation, John B Sowell, Kenneth T Grace, Marshall M Truex, August 17, 1982: US04345256 (146 worldwide citation)

A steerable directional antenna assembly steerable about two perpendicular axes is disclosed. It comprises a directional horn antenna rotatably mounted on a horseshoe gimbal to rotate about a first axis. A curved wave guide feed is connected at one end to the feed portion of the directional antenna. ...


3
Brian R Larson: M Out of N code checker circuit. Sperry Corporation, William C Fuess, Kenneth T Grace, Marshall M Truex, February 5, 1985: US04498177 (140 worldwide citation)

An N bit input word is partitioned into parts, preferably N/3 parts of 3 bits each. Each part is counted in parallel for the number of binary ones contained therein in first stage parallel code generators, preferably in N/3 parallel berger code generators each producing on 2 binary encoded signal li ...


4
Robert J Currie, Glen D Rattlingourd, Billie M Spencer, John W Zscheile Jr: Apparatus for interleaving and de-interleaving data. Sperry Corporation, John B Sowell, Kenneth T Grace, Marshall M Truex, July 19, 1983: US04394642 (122 worldwide citation)

A novel interleaver-de-interleaver is provided which is adapted to store bits of a data stream after being error encoded. The data bits are stored in a random access memory in addresses identifiable by an array of columns and rows. The interleaver comprises address pointer means and logic for readin ...


5
William P Lowell, Douglas M Jagunich: Remote controlled test interface unit. Sperry Rand Corporation, John B Sowell, Kenneth T Grace, Marshall M Truex, November 8, 1977: US04057847 (121 worldwide citation)

A universal remotely controlled test interface test unit is adapted to be connected through plug connections to an on-site computing system having one or more central processing units and associated peripheral equipment. The test interface unit is provided with a limited function keyboard control fo ...


6
John W Zscheile Jr: Matched filter spread spectrum code recovery apparatus. Sperry Corporation, John B Sowell, Kenneth T Grace, Marshall M Truex, November 29, 1983: US04418393 (112 worldwide citation)

Apparatus is provided for decreasing the acquisition time for recovering spread spectrum codes. The transmitted spread spectrum code is preceeded by a sync signal to establish system time at the receiver. The received coded data signals are applied to a matched filter or a delay line such as a surfa ...


7
Buddy K Funk, Clark L Smith: Position detection apparatus. Sperry Rand Corporation, John P Dority, William E Cleaver, Marshall M Truex, March 13, 1979: US04144449 (106 worldwide citation)

Apparatus for detecting the position of a passive object includes a generally rectangular frame having an open interior, a source on the frame for emitting light through the frame interior from three sides thereof, a pair of linear image detectors, such as charge-coupled devices, being respectively ...


8
Michael H Branigin, Edward G Sherbert, Joseph F Krasucki Jr: Main bus interface package. Sperry Corporation, James R Bell, Marshall M Truex, December 6, 1983: US04419724 (102 worldwide citation)

In a data processing system having a plurality of units and a priority controller for controlling access to a bus by any of the units, each of the units is provided with a lock register having a stage corresponding to each unit connected to the bus. Each word placed on the bus by a source unit inclu ...


9
James Herman Scheuneman: Conditional bypass of error correction for dual memory access time selection. Sperry Rand Corporation, Kenneth T Grace, William E Cleaver, Marshall M Truex, November 15, 1977: US04058851 (96 worldwide citation)

A method of and an apparatus for conditionally bypassing the error correction function of a large scale integrated (LSI) semiconductor random access memory (RAM) is disclosed. A content addressable memory (CAM) is utilized to store the addresses of the addressable locations in the RAM in which an er ...


10
Eugene K Lew, Harvey W Wallace: High speed bus architecture. Sperry Corporation, John B Sowell, Thomas J Scott, Marshall M Truex, January 15, 1985: US04494192 (93 worldwide citation)

There is shown and described a high speed bus architecture which uses a common control bus and permits high speed data transfer between a plurality of active and/or passive users while reducing the system overhead structure which was previously required.