1
William C Phillips, Michael V Pascale, Ronald W Minarik, Kenneth M Schmidt, Benjamin F Weigand, Walter M Dirndorfer, Robert S Prill, Arnold B Siegel, Richard H Nogay: Common receive module for a programmable digital radio. Northrop Grumman Corporation, Walter G Sutcliff, January 12, 1999: US05859878 (213 worldwide citation)

A digital submodule is included in a software programmable common receive module for receiving IF signals and producing a serial bit stream. The digital submodule is programmable based on a selected application of a plurality of radio applications and, if present, a selected function of a plurality ...


2
Donald G Polvani: Medical magnetic positioning system and method for determining the position of a magnetic probe. Northrop Grumman Corporation, Walter G Sutcliff, June 9, 1998: US05762064 (182 worldwide citation)

A medical magnetic positioning system and method for determining the position of a magnetic probe inside a body of an individual in which at least two spaced magnetometers are fastened to an area on an external portion of an individual's body proximate to the desired location of the probe inside of ...


3
Robin E Hamilton, Thomas J Fagan, Paul G Kennedy, William S Woodward: Closed loop liquid cooling for semiconductor RF amplifier modules. Northrop Grumman Corporation, Walter G Sutcliff, May 4, 1999: US05901037 (179 worldwide citation)

A closed loop liquid cooling system for an RF transistor module including a plurality of elongated microchannels connected between a pair of coolant manifolds for conducting liquid coolant beneath one or more transistor dies to dissipate the heat generated thereby, a heat exchanger, a miniature circ ...


4
Robert M Young, Carl B Freidhoff: Micro-miniature diaphragm pump for the low pressure pumping of gases. Northrop Grumman Corporation, Walter G Sutcliff, August 19, 1997: US05659171 (171 worldwide citation)

A pump is provided for use in a solid state mass-spectrograph for analyzing a sample gas. The spectrograph is formed from a semiconductor substrate having a cavity with an inlet, gas ionizing section adjacent the inlet, a mass filter section adjacent the gas ionizing section and a detector section a ...


5
Jeffrey Noel Ethridge: Interactive position guidance apparatus and method for guiding a user to reach a predetermined target position. Northrop Grumman Corporation, Walter G Sutcliff, August 25, 1998: US05798733 (163 worldwide citation)

A position guidance apparatus is a microprocessor based tool used to aid a parachute jumper in reaching a predetermined target position in an interactive manner. The device is particularly valuable in aiding those who have to do parachute jumps under hazardous conditions such as at night, into terra ...


6
William C Phillips, Michael V Pascale, Ronald W Minarik, Kenneth M Schmidt, Benjamin F Weigand, Walter M Dirndorfer, Robert S Prill, Arnold B Siegel: Common transmit module for a programmable digital radio. Northrop Grumman Corporation, Walter G Sutcliff, February 2, 1999: US05867535 (105 worldwide citation)

A common transmit module of a programmable digital radio has a digital submodule which receives a bit stream and produces a modulated IF signal, and an analog submodule which receives the modulated IF signal and converts the modulated IF signal to a frequency corresponding to a specific type of radi ...


7
Peter A Bellus, Robert J Miklosko, Thomas P Fontana: Method of making antenna array panel structure. Northrop Grumman Corporation, Walter G Sutcliff, December 8, 1998: US05845391 (103 worldwide citation)

A tapered notch antenna structural panel array that can serve both as a structural member and an antenna is made from an injection molded monolithic three dimensional grid of thermoplastic material. The notch and feed line is in the form of microstrip or stripline circuitry formed to the sidewalls o ...


8
Robin E Hamilton, Paul G Kennedy, Christopher R Vale: Non-mechanical magnetic pump for liquid cooling. Northrop Grumman Corporation, Walter G Sutcliff, June 9, 1998: US05763951 (102 worldwide citation)

A liquid cooling system contained completely on a circuit board assembly. The liquid cooling system uses microchannels etched within the circuit board, those microchannels being filled with electrically conductive fluid that is pumped by a non-mechanical, magnetic pump. The pump can be separate from ...


9
James R Cricchi: Common memory gate non-volatile transistor memory. Westinghouse Electric, Walter G Sutcliff, July 2, 1985: US04527257 (82 worldwide citation)

A non-volatile semiconductor memory is described incorporating a fixed threshold transistor and a variable threshold transistor in each memory cell. The fixed threshold transistor is used for row selection while the variable threshold transistor stores the data. A common memory gate line throughout ...


10
Robin E Hamilton, Paul G Kennedy: Microchannel cooling using aviation fuels for airborne electronics. Northrop Grumman Corporation, Walter G Sutcliff, December 2, 1997: US05692558 (80 worldwide citation)

Aviation fuel is used as the coolant for a microchannel heat sink for airborne electronics. The use of preexisting aviation fuel as a coolant medium eliminates the weight, size and expense of a separate liquid system dedicated solely to electronics cooling. The heat sink is comprised of a body of ma ...