Microwave and Optical Technology Letters: Vol 49, No 4

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Microwave and Optical Technology Letters: Volume 49, Issue 4

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A 2.4 GHz ultra low power subthreshold CMOS low-noise amplifier

Mutual coupling study on meander line antenna elements for use in active-phased array

Wideband and low noise CMOS amplifier for UWB receivers

A broadband microstrip Marchand balun with vertical coupling structure

Generation of dark RZ signals by using one delayed line Mach-Zehnder interferometer along with one phase modulator

Internal meandered loop antenna for GSM/DCS/PCS multiband operation in a mobile phone with the user's hand

Tunable and injection-switchable erbium-doped fiber laser of line structure

Fiber optic displacement sensing monitored by an OTDR and referenced by Fresnel reflection and by fiber Bragg gratings

Using high permittivity ceramic substrates to design a bandpass filter with open stub

A compact dual-band chip antenna using a nonuniform meander-line to suppress spurious emissions

Swamping of circular Bragg phenomenon and shaping of videopulses

Planar monopole antenna with wide impedance bandwidth for mobile handset application

Compact angularly stable AMCs utilizing skewed cross-shaped FSSS

Determination of pregnancy using microwaves

Useful integration quadrature for electromagnetics the Erf transform

Design of H-shaped microstrip patch antennas

Design of parallel coupled-line microstrip wideband bandpass filter using stepped-impedance resonators

Compact wide stopband low-pass filter using rectangular patch compact microstrip resonant cell and defected ground structure

The design of a compact quasi-elliptic filter using stepped impedance resonators with harmonic suppression

Novel rectangular waveguide resonant cavity constructed in dielectric substrate with arc corners

Photo-induced millimeter wave losses in coplanar waveguide on high resistivity silicon

Internal broadband diversity dipole antenna

A CMOS wideband linear-in-dB VGA for UWB applications

Expressions of radiation field and input resonance resistance of coaxial and microstrip line fed rectangular microstrip antennas

A simple method to design a compact and high performance wideband filter

Microstrip-line-fed rectangular microstrip antenna with open end meandering slots in the ground plane for compact broadband operation

Multicenter perfectly matched layer implementation for finite element mesh truncation

Shaped beam printed antenna with waveguide power divider for synthetic aperture radar applications

Analytical model for electromagnetic bandgap structures embedded in power/ground plane

All-optical on–off switch based on bismuth-based highly nonlinear fiber

Tunable flat-top fiber Bragg grating filters fabricated in hydrogen-loaded graded-index multimode fibers

Digitally defined wireless transmitter based on Class E amplifier

Broadband coplanar waveguide-fed slot antenna for wireless local area networks and microwave imaging applications

Noise modeling of heterojunction bipolar transistors using neural network approach

Using efficient ray-tracing techniques to predict propagation losses in indoor environments

Some novel design for RFID antennas and their performance enhancement with metamaterials

C-band fully integrated SiGe HBT superharmonic QVCO

Tri-section stepped-impedance bandpass filter with wide stopband performance

Photonic crystal optical fibers for dispersion compensation and Raman amplification: Design and experiment

Counterposition and negative refraction due to uniform motion

Design and implementation of a 1.5- to 17-GHz SiGe UWB LNA utilizing multiple-feedback loops and inductive peaking technique

Analyses and wideband modeling (DC-to-50 GHz) of dummy open devices on silicon for accurate RF devices and ICS de-embedding applications

A closed-form solution to the asymptotic part of the MOM impedance matrix and the MOM excitation vector for printed structures on planar grounded dielectric slabs

Tunable erbium-doped fiber ring laser based on coupling between side-polished fiber and sliding tapered planar waveguide

Double-cladding Yb3+ fiber for free-space optical communication

Receiving mutual impedance between two printed dipole antennas

A novel schema to design a compact, low loss, high rejection LTCC bandpass filter

Electromagnetic analysis of large structures by using a hybrid early-time and low-frequency methodology

Comparison of two wavelength conversion schemes by exploiting cascaded harmonic and difference frequency generation in PPLN

An explicit fourth-order accurate FDTD method based on the staggered ADAMS-bashforth time integrator

An UWB planar out-of-phase power divider employing parallel stripline-microstrip transitions

Novel bandpass filter with size reduction and harmonic suppression

Refractive index sensor based on fiber laser

TM and TE frequencies of the lens waveguide

Analysis and design of class E power amplifier with nonlinear parasitic capacitance at any duty ratio

Electromagnetic assessment on human safety of RFID system at Hong Kong International Airport

Wavelet-Galerkin of time domain method to analyze the scattering problems of randomly rough surface

Application of the high-order symplectic FDTD scheme to the curved three-dimensional perfectly conducting objects

A hairpin line wideband bandpass filter design with embedded open stubs

High-performance single-turn interlaced-stacked transformers for Ka-band CMOS RFIC applications

Internal shorted monopole antenna for the watch-type wireless communication device for Bluetooth operation

Surface-wave bandgap of polarization dependent electromagnetic bandgap structures

Study of ground plane of dual-band patch antenna on SAR

Novel electromagnetic bandgap-fed tri-band coplanar slot antenna

A valid and convenient method of using mode charts and quality factor charts in DR cavity filter designs

Wide band low profile linear microstrip antenna array with cosecant square-shaped beam pattern

Design of a 3–5-GHz ultrawideband BiFET mixer using 0.35-μm SiGE BiCMOS technology

Compact ultrawideband wide-slot antenna

An improved approximate gain formula for conical horn

Design of compact CPW bandpass filters with wide stopband

Performance of LDPC-coded optical on-off keying communication systems

Pearson-IV type doping distribution-based analytical modeling of dual-material double-gate fully-depleted silicon-on-insulator MOSFET

Compact meander monopole antenna for tri-band WLAN application

A novel LTCC patch filter with sharp transition bands

Double-cladding Yb³⁺ fiber for free-space optical communication