Results 21 to 30 of about 389,775 (338)

A 0.18 μm CMOS low noise, highly linear continuous-time seventh-order elliptic low-pass filter [PDF]

open access: yes, 2005
This paper presents a fast procedure for the system-level evaluation of noise and distortion in continuous-time integrated filters. The presented approach is based on Volterra's series theory and matrix algebra manipulation.
Delgado Restituto, Manuel   +2 more
core   +1 more source

An Image Rejection Ku-Band CMOS Low Noise Amplifier With Bridged-Tee Band-Stop Filter

open access: yesIEEE Access, 2020
For satellite communication applications, this paper presents an image rejection Ku-band low noise amplifier (LNA) in a 65-nm CMOS process for the Hartley receiver architecture.
Depeng Cheng   +3 more
semanticscholar   +1 more source

Tuning the band-stop filter effect in mobile phone antennas [PDF]

open access: yes, 2012
Joint 2012 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting (APSURSI 2012), Chicago, IL., 8-14 July 2012 (source: Scopus)A slot placed between the feed and the ground connections of a single shorted ...
Lam, EY, Rowell, C
core   +1 more source

Active filter synthesis based on nodal admittance matrix expansion

open access: yesEURASIP Journal on Wireless Communications and Networking, 2017
Active network synthesis is important for circuit designer to find new circuits with desired performance. In this paper, a method of Tow-Thomas (TT) Bi-quad band-pass filter circuit generation methods is proposed using nullor representation of the ...
Lingling Tan, Yunpeng Wang, Guizhen Yu
doaj   +1 more source

Spoof surface plasmon polariton band‐stop filter with single‐loop split ring resonators

open access: yesInternational journal of RF and microwave computer-aided engineering, 2020
A novel band‐stop filter with single‐loop split ring resonators (SRRs) is proposed for spoof surface plasmon polaritons (SPPs) at millimeter wave frequencies, achieving a miniaturized size of 0.052λ0 × 0.278λ0 at its resonant frequency.
H. Ling   +9 more
semanticscholar   +1 more source

Lightning attachment procedure optimization algorithm for optimal design of digital FIR band stop filter

open access: yesMeasurement: Sensors, 2022
This study uses the Lightning Attachment Procedure Optimization (LAPO) method to show how to design a digital finite impulse response (FIR) 20th order band stop filter (BSF). LAPO is a physical-based metaheuristic optimization algorithm.
Puneet Bansal, Sandeep Singh Gill
doaj   +1 more source

Tunable photonic crystal filter for terahertz frequency applications [PDF]

open access: yes, 2003
In this Paper we investigate a tunable metallic photonic crystal filter with a novel mechanical tuning method, suitable for use in terahertz frequency applications.
Blaikie, R.J.   +2 more
core   +1 more source

Wide-Range Tunable Narrow Band-Stop Filter Based on Bilayer Graphene in the Mid-Infrared Region

open access: yesIEEE Photonics Journal, 2020
In this paper, a tunable graphene-based band-stop filter in the mid-infrared region was demonstrated, which consists of periodic structure based on bilayer graphene nanoribbons.
Yindi Wang   +3 more
semanticscholar   +1 more source

Mixed Non-Uniform Width / Evanescent Mode Ceramic Resonator Waveguide Filter With Wide Spurious Free Bandwidth [PDF]

open access: yes, 2016
This paper presents a method to improve the spurious performance of integrated ceramic waveguide filters. Nonuniform width ceramic waveguide resonator and evanescent mode ceramic resonators are employed together to the resonant frequencies of higher ...
Afridi, S, Hunter, I, Sandhu, M
core   +1 more source

Low pass filter design with improved stop‐band suppression and synthesis with transformer‐free ladders

open access: yesIET Circuits, Devices and Systems, 2021
A new method to design transformer‐free low pass (LP) ladder network with improved stop‐band suppression performance is introduced. The parametric representation of back‐end impedance of LP filter network is established with minimum impedance part and a ...
Serkan Yildiz   +3 more
doaj   +1 more source

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