Roger Engelke

Roger
Engelke
Articles
Digitally Tunable LTE Antenna Eyes M2M Market
Size-challenged wireless devices in the M2M market can take advantage of a high-performance, digitally tunable LTE antenna solution that combines a PIFA antenna and a digitally tunable capacitor.
B-2 Stealth Bomber Operates With High-Frequency Satellite Network
A successful demonstration with a prototype antenna proved that communication between the B-2 stealth bomber and a high-frequency satellite system could significantly accelerate reception/transmission of battlefield information.
LTE-Advanced Carrier-Aggregation Card Blazes At 150 Mb/s
Driven by an LTE network simulator with RTD test sequences, an LTE-Advanced carrier-aggregation device demonstrated data-throughput speed of 150 Mb/s.
NASA Technology Homes In On Glacial Changes
NASA conducted two separate studies that measured changes in glaciers worldwide using satellite technology and Greenland’s ice sheet using a solar-powered rover.
Two 2014 Vehicles Join Qi Wireless-Charging Parade
Qi wireless charging will be integrated into a charging pad in the 2014 Jeep Cherokee (optional) and into a console tray in the 2014 Toyota Prius.
Dover Plans To Spin Off Communications Businesses
By spinning off its communications businesses into a standalone firm, Dover is hoping to raise its share in the communications infrastructure and acoustics markets.
Collaboration Seeks Harmony Between 3GPP And 3GPP2 Certification
Greater efficiencies will be realized if a common certification scheme is used among all 3GPP and 3GPP2 technologies.
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Testing S-Parameters on Pulsed Radar Power Amplifier Modules​
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