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1876

Quantum sensor miniaturization utilizing entangled photon signals

Tue, 04/19/2011 - 12:00

Patented

… system utilizing entangled photons can take advantage of a smaller aperture. This results in a smaller and lighter system, which can be especially valuable in satellite imaging where weight and size play a vital role. Patent Number: 7,928,356 Date …

Human-Machine Teaming Systems Engineering Guide

Publication

December 13, 2018

… the explosion of Automation, Autonomy, and AI technology development today, amid encouragement to put humans at the center of AI, systems engineers and user story/requirements developers need … want <what?> so that <why?>. For more information on User Stories see: http://www.romanpichler.com/blog/10-tips-writing-good-user-stories/ Requirements have the value of being precise and … as a starting point for obtaining more background. There are many other resources available online and in print. [6] R. E Clark et al. Cognitive Task Analysis. 2006. url: http : / / www. …

Backward-compatible signal variations for data augmentation

Tue, 03/27/2018 - 12:00

Patented

… method for augmenting the data capacity of pre-existing communications channels is provided. In one example, a subcarrier waveform of the system can be dithered based on data generated by an … The dithered subcarrier can be passed through a plurality of matched filters so as to ascertain which dither pattern was used, thus ultimately allowing for the demodulation of the …

Backward-compatible signal variations for data augmentation

Tue, 06/04/2019 - 12:00

Patented

Rate adjustable differential phase shift key (DPSK) modulation

Tue, 10/19/2010 - 12:00

Patented

… phase shift key (DPSK) modulation Tue, 10/19/2010 - 12:00 Communications/Networking Patented In a fixed delay optical communication system, rate adjustable differential phase shift key (DPSK) techniques eliminate the need for multiple comparing modules, each corresponding to a different data rate. Setting alternative data rates at integer multiples of the fundamental …

Computationally efficient finite impulse response comb filtering

Tue, 09/08/2015 - 12:00

Patented

… A method and system that remove an unwanted signal and its harmonics from an input signal in a computationally efficient manner are disclosed. Embodiments include processing the FFT matrix to selectively zero-out rows of the matrix before multiplying the matrix with the Inverse FFT …

Dual-band quadrifilar helix antenna

Tue, 11/25/2003 - 12:00

Patented

… Dual-band quadrifilar helix antennas, comprising four radiating elements arranged helically to define a cylinder of constant radius, each radiating element having an upper portion and a … having an open end, and each lower portion having a feed point for receiving feed signals in phase quadrature. Disposed within each gap and electrically connected to each upper and lower …

Helping Shape the 2030 Air Force

Impact Story

April 13, 2020

… found a need for new basing options and more long-range airpower, preceding a marked shift in Air Force strategy. When U.S. forces deploy overseas, their basing options are a critical … in vast areas like the Pacific. Many factors must be considered when searching for locations to base forces outside U.S. territory: Attack the enemy while avoiding enemy attack. Strengthen …

Keeping the Lights on When Drought Threatens Power Generation

Impact Story

March 10, 2020

… water authorities and power plant operators and planners analyze drought scenarios 10 years in the future. Less water—in the case of drought, for instance—doesn't just mean less to drink or shower with. It can mean power shortages, rolling brownouts, enforced reduction in …

Methods, systems, and computer program products for instant messaging

Tue, 07/22/2014 - 12:00

Patented

… Patented With instant messaging, a user (e.g. a sender) types a message and sends it to a recipient, and the recipient is able to view the message almost instantaneously. However, no … instantaneous transmittal time. However, the recipient may not view the message until later. In such situations, it’s difficult for a sender to determine if the message has been correctly …

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