Abstract: Systems and methods for a high-precision time of arrival ultra-wideband positioning system are provided. In one embodiment, a method for generating precision localizer messages for an ultra-wideband time-of-arrival positioning system is provided. The method comprises receiving a signal from an atomically accurate reference, generating a timing signal based on the atomically accurate reference signal, correcting a system time based on the timing signal when an error is detected, and transmitting an ultra-wideband signal having a localization message based on the system time.

Abstract: Systems and methods for a high-precision time of arrival ultra-wideband positioning system are provided. In one embodiment, a method for generating precision localizer messages for an ultra-wideband time-of-arrival positioning system is provided. The method comprises receiving a signal from an atomically accurate reference, generating a timing signal based on the atomically accurate reference signal, correcting a system time based on the timing signal when an error is detected, and transmitting an ultra-wideband signal having a localization message based on the system time.

Abstract: Systems and methods for monitoring and tracking transients caused by geological events are provided. In one embodiment, a geological event monitoring system is provided. The system comprises a sensor array having a plurality of geologic activity sensors adapted to receive positioning signals from one or more Earth orbiting satellites and further adapted to receive a resolution enhancement signal from at least one reference station, the geologic activity sensors further adapted to measure motion activity; and a central monitoring system adapted to communicate with the sensor array, wherein the sensor array measures motion activity at a plurality of locations and transmits time stamped data characterizing the motion activity at the plurality of locations to the central monitoring system, the central monitoring system further adapted to correlate the time stamped data and track movement and inertial forces experienced by the plurality of geologic activity sensors over time.

Abstract: Systems and methods for monitoring and tracking transients caused by geological events are provided. In one embodiment, a geological event monitoring system is provided. The system comprises a sensor array having a plurality of geologic activity sensors adapted to receive positioning signals from one or more Earth orbiting satellites and further adapted to receive a resolution enhancement signal from at least one reference station, the geologic activity sensors further adapted to measure motion activity; and a central monitoring system adapted to communicate with the sensor array, wherein the sensor array measures motion activity at a plurality of locations and transmits time stamped data characterizing the motion activity at the plurality of locations to the central monitoring system, the central monitoring system further adapted to correlate the time stamped data and track movement and inertial forces experienced by the plurality of geologic activity sensors over time.

Abstract: Systems and methods for interplanetary space navigation are provided. In one embodiment, a system for navigating a spacecraft in outer space is provided. The system comprises means for broadcasting navigation signals to a spacecraft traveling in outer space, each navigation signal comprising a spread-spectrum signal that includes information on the location of the means for broadcasting navigation signals, the time the navigation signal was transmitted and a reference frame identifier; means for receiving the navigation signals transmitted from the means for broadcasting navigation signals; and means for determining one or more ranges and delta-ranges between the means for receiving and the means for broadcasting based on the navigation signals using time-of-arrival (TOA) techniques; means for calculating a position of the spacecraft in space based on the one or more ranges; and means for calculating a velocity of the spacecraft in space based on the one or more delta-ranges.

Abstract: MEMS Sensor Systems and Methods are provided. In one embodiment, a method for producing a six degree of freedom inertial sensor is provided. The method comprises fabricating a first silicon wafer segment having at least one inertial sensor pair, the at least one inertial sensor pair comprising one or both of a pair of orthogonally oriented accelerometers and a pair of orthogonally oriented gyroscopes; fabricating a second silicon wafer segment having at least one inertial sensor, the at least one inertial sensor comprising one or both of an accelerometer and a gyroscope; assembling together the first silicon wafer segment and the second silicon wafer segment such that the at least one inertial sensor pair and the at least one inertial sensor are oriented orthogonal to each other; and bonding the first silicon wafer segment to the second silicon wafer segment.