1
Harper J Whitehouse, Robert W Means, Edwin H Wrench Jr, Jeffrey M Speiser, Allan G Weber: TV bandwidth reduction system using a hybrid discrete cosine DPCM. The United States of America represented by the Secretary of the Navy, Richard S Sciascia, Ervin F Johnston, John Stan, April 1, 1980: US04196448 (174 worldwide citation)

An image-compression system, wherein the image consists of a planar array of data points having various brightness levels, comprises a transmitter and a receiver. The transmitter comprises an analog-digital converter, for converting input analog data into digital data. The cosine transform is taken ...


2
George H Barry, Ernest A Dahl: Battery monitoring system. Richard S Sciascia, Joseph M St Amand, William C Daubenspeck, August 12, 1980: US04217645 (171 worldwide citation)

A system for automatically monitoring a plurality of parameters of a plurality of cells in a lead-acid storage battery system. A transponder means responsive to a frequency pattern corresponding to a digital command is located at each cell to be monitored and includes a plurality of sensors which pr ...


3
Jeffrey V Wilson, James H Schaefer, Anthony A Glowacz, Jack Bayha: Coaxial wet connector with spring operated piston. The United States of America represented by the Secretary of the Navy, Richard S Sciascia, J M St Amand, Darrell E Hollis, November 20, 1979: US04174875 (147 worldwide citation)

A coaxial wet connector for connecting coaxail conductors of electromechaal ocean cables underwater either by a diver or submersible manipulator. The connector comprises a male section having a male inner conductor extending outwards from a concentric male outer conductor and a female section contai ...


4
William Pierpoint: Equi-visibility lighting control system. The United States of America represented by the Secretary of the Navy, Richard S Sciascia, Joseph M St Amand, William C Daubenspeck, June 16, 1981: US04273999 (131 worldwide citation)

A system and method for providing substantially constant visibility over a ask area within a work area with time in which the visibility provided by natural daylight illumination is supplemented by a variable artificial illumination from luminaires to maintain a specified visibility. The background ...


5
Sankaran Gowrinathan: Phase detector for optical figure sensing. The United States of America represented by the Secretary of the Navy, Richard S Sciascia, Don D Doty, Harvey A David, June 21, 1977: US04030831 (115 worldwide citation)

Phase detection between interfering light beams in an interferometric sys is accomplished by frequency shifting the reference beam prior to combination with the interrogation beam and electro-optically scanning the resulting pattern to produce an FM electrical signal having the shift frequency as a ...


6
John D Hightower, George R Beaman, George A Wilkins, Douglas W Murphy: Remote unmanned work system (RUWS) electromechanical cable system. The United States of America represented by the Secretary of the Navy, Richard S Sciascia, Ervin F Johnston, William T Skeer, March 8, 1977: US04010619 (105 worldwide citation)

A tethered underwater work system comprises a primary lift module attached o a support vehicle by means of a primary tether. A submarine work vehicle is removably attached to said primary lift module and connected thereto by means of a secondary tether. Additionally, the lift module contains electri ...


7
John M McCool, Bernard Widrow, James R Zeidler, Robert H Hearn, Douglas M Chabries: Adaptive line enhancer. The United States of America represented by the Secretary of the Navy, Richard S Sciascia, Ervin F Johnston, John Stan, December 9, 1980: US04238746 (98 worldwide citation)

An input signal X(j) is fed directly to the positive port of a summing function and is simultaneously fed through a parallel channel in which it is delayed, and passed through an adaptive linear transversal filter, the output being then subtracted from the instantaneous input signal X(j). The differ ...


8
John A Roese: Liquid crystal stereoscopic viewer. The United States of America represented by the Secretary of the Navy, Richard S Sciascia, Ervin F Johnston, Thomas Glenn Keough, May 3, 1977: US04021846 (95 worldwide citation)

An optical device, useful for three-dimensional stereo viewing not requir any mechanical shuttering, including two liquid crystal lenses, each comprising: (1) a thin layer of liquid crystal material, preferably nematic liquid crystal; (2) two plates of conductively-coated transparent material enclos ...


9
Larry Vane W Frazier: Fluid pressure power plant with double-acting piston. Richard S Sciascia, Joseph M St Amand, David O Reilly, November 16, 1976: US03991574 (94 worldwide citation)

A fluid pressure power plant which converts heat energy, externally generated, to high hydraulic pressure. The system generates heat energy in the form of steam or hot gas, supplies the heat energy to a double-acting intensifier piston which converts the heat energy to high hydraulic pressure which ...


10
Lowell W Bauer: Digital-to-bandpass converter. The United States of America represented by the Secretary of the Navy, Richard S Sciascia, Don D Doty, Harvey A David, October 19, 1976: US03987280 (90 worldwide citation)

A conversion system is disclosed for generating a desired bandpass waveform rom digital samples of a lower frequency, bandlimited original waveform. The system utilizes a single digital to analog converter and an impulse driver to generate a weighted pulse train that contains frequency shifted repli ...