Search Results - "Naglich, E J"

Switchless Tunable Bandstop-to-All-Pass Reconfigurable Filter by Naglich, E. J., Juseop Lee, Peroulis, D., Chappell, W. J.

“…The theory of a new type of bandstop-to-all-pass reconfigurable filter is developed in this work. A bandstop filter structure with both source-to-load and…”
Get full text

A Tunable Bandpass-to-Bandstop Reconfigurable Filter With Independent Bandwidths and Tunable Response Shape by Naglich, E J, Juseop Lee, Peroulis, D, Chappell, W J

“…The theory of bandpass-to-bandstop reconfigurable filters is developed in this work, and example filters are demonstrated. Designs are developed that allow for…”
Get full text

New Bandstop Filter Circuit Topology and Its Application to Design of a Bandstop-to-Bandpass Switchable Filter by Juseop Lee, Naglich, E. J., Sigmarsson, H. H., Peroulis, D., Chappell, W. J.

“…In this paper, we show a new bandstop filter circuit topology. Unlike conventional bandstop filter circuit topologies, the new circuit topology has…”
Get full text

Extended Passband Bandstop Filter Cascade With Continuous 0.85-6.6-GHz Coverage by Naglich, E. J., Juseop Lee, Peroulis, D., Chappell, W. J.

“…This paper presents a cascade of tunable bandstop filters with a wide spurious-free upper passband, which is completely spanned by the tuning range of the…”
Get full text

Tunable Inter-Resonator Coupling Structure With Positive and Negative Values and Its Application to the Field-Programmable Filter Array (FPFA) by Juseop Lee, Naglich, E. J., Sigmarsson, H. H., Peroulis, D., Chappell, W. J.

“…In this paper, we show a tunable inter-resonator coupling structure capable of varying the coupling coefficient between resonators from positive to negative…”
Get full text

Intersecting Parallel-Plate Waveguide Loaded Cavities for Dual-Mode and Dual-Band Filters by Naglich, E. J., Juseop Lee, Sigmarsson, H. H., Peroulis, D., Chappell, W. J.

“…Dual-mode and/or dual-band microwave filters often employ high quality factor ( Q ), physically large, and frequency static cavity resonators or low Q ,…”
Get full text

Frequency Response Control in Frequency-Tunable Bandstop Filters by Juseop Lee, Naglich, E J, Chappell, W J

“…This letter presents a tunable bandstop filter with the capability of controlling the shape of the frequency response. The proposed filter structure can be…”
Get full text

High-Q tunable bandstop filters with adaptable bandwidth and pole allocation by Naglich, E. J., Lee, J., Peroulis, D., Chappell, W. J.

“…Tunable bandstop filters are demonstrated with wide tuning ranges, tunable bandwidth, and a variable number of dynamically allocated poles. The number of poles…”
Get full text

High-Q tunable bandstop filters with adaptable bandwidth and pole allocation by Naglich, E. J., Lee, J., Peroulis, D., Chappell, W. J.

“…Summary form only given, as follows. Tunable bandstop filters are demonstrated with wide tuning ranges, tunable bandwidth, and a variable number of dynamically…”
Get full text

Tunable, substrate integrated, high Q filter cascade for high isolation by Naglich, E. J., Lee, J., Peroulis, D., Chappell, W. J.

“…A combination of tunable bandpass/bandstop filter substrate integrated cavity filters is shown for high spectral isolation. Greater than 90 dB of isolation is…”
Get full text

Frequency-agile field-programmable filter array (FPFA) with multiple functionalities by Lee, J., Naglich, E. J., Sigmarsson, H. H., Peroulis, D., Chappell, W. J.

“…Summary form only given, as follows. This paper demonstrates the concept of a field-programmable filter array which can be configured in the field after…”
Get full text

Frequency-agile field-programmable filter array (FPFA) with multiple functionalities by Juseop Lee, Naglich, E. J., Sigmarsson, H. H., Peroulis, D., Chappell, W. J.

“…This paper demonstrates the concept of a field-programmable filter array which can be configured in the field after fabrication. The proposed array is composed…”
Get full text

Concurrent multifunction transmit and receive applications with dynamic filtering by Snow, T, Naglich, E J, Chappell, W J

“…This paper demonstrates a concept for transmitting on one set of elements of a phased array while concurrently receiving on another set at a separate…”
Get full text