Spencer Webb, President
U.S. Patents:
(in chronological order)
| 4,859,944 |
Single-winding magnetometer with oscillator duty cycle measurement |
| 5,039,945 | Single winding magnetometer with automatic distortion compensation The effects of non-equal saturation spikes in a magnetic oscillator magnetometer utilizing a magnetic core sensing inductor are compensated by adding the average inductor current to both the high... |
| 5,124,648 | Single winding saturable core magnetometer with field nulling A magnetometer having only a single coil winding for sensing the magnetic field along a single axis. Functionally, the invention comprises an oscillator, an integrator, and a voltage-controlled... |
| 7,173,571 | Portable antenna positioner apparatus and method Embodiments of the portable antenna positioner described provide a lightweight, collapsible and rugged antenna positioner for use in receiving low earth orbit, geostationary and geosynchronous... |
| 7,362,285 | Compact radio frequency transmitting and receiving antenna and control device employing same A compact antenna for use in a device for controlling the power delivered to an electric load and operable to transmit or receive radio frequency signals at a specified frequency is presented. The... |
| 7,408,525 | Compact radio frequency transmitting and receiving antenna and control device employing same An antenna operable to transmit or receive radio frequency signals at a specified frequency, the antenna comprising a first printed circuit board comprising a first loop of conductive material... |
| 7,432,868 | Portable antenna positioner apparatus and method A low power, lightweight, collapsible and rugged antenna positioner for use in communicating with geostationary, geosynchronous and low earth orbit satellite. By collapsing, invention may be easily... |
| 7,548,216 | Compact radio frequency transmitting and receiving antenna and control device employing same An antenna operable to transmit or receive radio frequency signals at a specified frequency, the antenna comprising a first printed circuit board comprising a first loop of conductive material... |
| 7,573,436 | Compact radio frequency transmitting and receiving antenna and control device employing same An electrical control device for controlling the status of a controlled electrical device, the electrical control device comprising a power conducting semiconductor device for controlling the... |
| 7,692,597 | Multi-feed dipole antenna and method A multi-feed dipole antenna and method. Provides a volumetrically efficient antenna with wide radiation pattern bandwidth and wide impedance bandwidth that are relatively independent. Driving the... |
| 7,889,144 |
Portable antenna positioner apparatus and method |
| 8,074,890 |
Wearable data transceiver with coupled antenna A flexible antenna capacitively coupled to related circuitry components for an active wearable data transceiver electronic location and identification device. Wearable data transceivers (WDXs) are employed as bracelets, badges, and ... |
| 8,068,062 |
Portable antenna positioner apparatus and method A low power, lightweight, collapsible and rugged antenna positioner for use in communicating with geostationary, geosynchronous and low earth orbit satellite. By collapsing, invention may be easily carried or shipped in a compact container... |
| 8,193,997 |
Directional planar log-spiral slot antenna Directional wide band antenna that may be utilized to enhance cell phone coverage within a building, or for signals intelligence collection (SIGINT). Includes a log-spiral slot antenna with feed-point configured to transfer energy to/from the antenna. Includes an energy absorbent backing and an energy absorbent siding coupled with the log-spiral slot antenna. Includes a cavity behind the log-spiral slot antenna and in front of the energy absorbent backing... |
Published papers:
“Antennas for Tactical Tracking and Radiolocation”, Proc. Harnessing Technology to Support the National Drug Control Strategy, ONDCP/CTAC, August 18-21 1997, Chicago, IL, pp15-39 to 15-49
“Antenna Selection and Evaluation for Wireless Video Surveillance”, Proc. 1999 ONDCP International Technology Symposium, ONDCP/CTAC, March 8-10, 1999, Washington DC, pp16-12 to 16-28