Zobrazeno 1 - 10
of 221
pro vyhledávání: '"W.D. Palmer"'
Autor:
Michael B. Steer, Steve Gross, W.D. Palmer, David M. Kirkwood, H. S. Newman, Scooter D. Johnson
Publikováno v:
IEEE Microwave Magazine. 20:36-50
Magnetic materials and components play a critical role in the technology we use in our daily lives. Many things, from electric motors to data storage, radar, and communication systems, rely on the properties of magnetic materials. The inherent physic
Autor:
Thomas John Balk, W.D. Palmer, David M. Kirkwood, Joan E. Yater, Ryan Jacobs, Bernard Vancil, Matthew J. Beck, Bryan Mitsdarffer, John H. Booske, Steven J. Gross, Martin E. Kordesch, Daniel Busbaher, Dane Morgan
Publikováno v:
IEEE Transactions on Electron Devices. 65:2061-2071
The high electron emission resulting from low-work-function scandate-added dispenser cathodes has generated a great deal of interest and research since the late 1970s. Despite the reported high current density at low temperatures, scandate cathodes h
Publikováno v:
IEEE Microwave Magazine. 15:86-96
The scaling of silicon (Si)-based technologies has led to transistors with maximum frequencies of oscillation fma^ xh surpassing 400 GHz in volume production processes [1]. As a result, operating frequencies in the millimeter-wave (mm-wave) region (+
Publikováno v:
IEEE Antennas and Wireless Propagation Letters. 11:346-349
Meander antennas have gained widespread use in applications such as radio frequency identification (RFID) devices where space for the antenna is limited or a low-frequency operation is required. Several size-reduction and synthesis methods have been
Publikováno v:
IEEE Antennas and Wireless Propagation Letters. 11:122-125
In low-frequency applications, antenna designers find that it is beneficial to adjust the resonant frequency while preferably maintaining the physical size as a means of improving the antenna's radiation resistance, which in turn improves the radiati
Publikováno v:
IEEE Sensors Journal. 11:3055-3063
Recent research has examined several novel radio frequency (RF) remote probing techniques. These new results are joined with the prior art leading to a unified understanding of RF remote probing that articulates the fundamental principles involved an
Publikováno v:
Microwave and Optical Technology Letters. 51:1107-1112
In the frequency range from 50 to 500 MHz, lumped element inductors may have internal resonances, and the distributed nature of the physical structure is solved using transmission-line theory. Stub filters (shorted or opened stubs separated by sectio
Publikováno v:
IEEE Transactions on Antennas and Propagation. 54:3095-3105
In this paper, a new integrated phased array antenna system employing the ferroelectric materials technology for electronic beam steering capabilities is described. The design integrates a ferroelectric coplanar waveguide phase shifter with the conti
Publikováno v:
IEEE Transactions on Components and Packaging Technologies. 29:604-609
The eutectic gold-tin (AuSn) solder composition is receiving increased attention for packaging applications. In addition to the environmental benefits of removing lead compounds from electronic manufacturing, gold-tin eutectic also exhibits desirable
Publikováno v:
2014 IEEE International Microwave and RF Conference (IMaRC).
Scaling of silicon (Si)-based volume production technologies has resulted in transmitter operating frequencies in the millimeter-wave (mm-wave) region (30 GHz–300 GHz). The DARPA ELASTx program was started with a goal of leveraging the Si technolog