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Online ISSN 1350-911X Print ISSN 0013-5194

Electronics Letters

Volume 25, Issue 2, 19 January 1989

Volume 25, Issue 2

19 January 1989

High-gain GaInP/GaAs heterojunction phototransistor utilising guard-ring structure
Numerical analysis of GaAs MESFETS with p-buffer layer on semi-insulating substrate including deep traps
Effect of hole pile-up at heterointerface on modulation voltage in GaInAsP electroabsorption modulators
High-resolution imaging of defects in III-V compound wafers by near-infra-red phase contrast microscopy
Zero-crossing-based linear prediction for speech recognition
Scheme for distributing high-speed clock signals in a large digital system
Synthesis of discrete-time signals from distributions
Active mode-locking of an Yb:Er fibre laser
Reliability comparison of short-channel MOSFETs with cobalt salicide and titanium salicide structures
Beam waveguide phaser for array of Cassegrain reflectors
Boundary conditions at double current sheet
Novel drain-biased transconductance building blocks for continuous-time filter applications
Tunable nd3+-doped fibre ring laser
Losses in very large planar waveguides
1.3μm GaInAsP/InP buried heterostructure graded index separate confinement multiple quantum well (BH-GRIN-SC-MQW) lasers entirely grown by metalorganic chemical vapour deposition (MOCVD)
1 GHz GaInAs:Fe photoconductive optical and gate with 100 fJ switching energy for time-division access fibre networks
Spectral index method for rib waveguide analysis
5 Gbit/s optical transmission system experiment employing laser amplifier repeater
Directivity characteristics of UHF antennas under multipath conditions
Less than 10ps optoelectronic switching by semiconductor injection lasers
Narrow lobe emission of high power broad stripe laser in external resonator cavity
Feedback induced instabilities in external cavity injection lasers
Broadband video distribution over passive optical network using subcarrier multiplexing techniques
Simple model for front and end contact resistances
AlGaAs/GaAs heterojunction bipolar transistor decision circuit
Polarisation-independent lightwave switch/modulator at 820 and 1300 nm for fibre-optic systems
Visible multi-quantum-well laser diode composed of (AlGaAs)m(GaAs)n short period superlattice
Stability consideration of buffered CSMA/CD system with multipacket messages
Gain of circularly polarised arrays composed of linearly polarised elements
Structure-dependent noise characteristics of transverse mode stabilised AlGaInP laser diodes
Fully self-aligned microwave InP/GaInAs single heterojunction bipolar transistors
Spot size convertor by overlapping of two tapered waveguides
Analytical two-dimensional model for minority-carrier diffusion from small-geometry pn junction
Effect of edge region on crosspolar performance of mm-wave dielectric core horn
1.55 μm DFB lasers with Fe-doped InP current blocking layers grown by two-step MOVPE
Improving parameter space for Hough transform
MESFET lift-off from GaAs substrate to glass host
New method for representing linear quadtree
Current-switching linear VCO
Distributed optical fibre temperature sensor using spread-spectrum techniques
Bend loss measurements for small mode field diameter fibres
Optimised Fabry-Perot (AlGa)As quantum-well lasers tunable over 105 nm
Multiple quantum well-tuned GaAs/AlGaAs laser
Superconducting Gray transistor with temperature-insensitive current gain
1.55 μm DFB laser array with λ/4-shifted first-order gratings fabricated by X-ray lithography
Transient excitation of silicon microresonator
Electron transit time through depletion layer of GaInAs pn junction
Code-assisted bit synchronisation (CABS) scheme
Improvement of differential amplifier CMRR using balanced-type NIC
Surface morphology of SIMOX wafers
New fabrication technology for long-wavelength receiver OEICs
Low-power, optically switched fibre directional coupler
2 Gbit/s optical CPFSK heterodyne detection transmission experiment using newly developed MQW-DFB laser diodes
Optical frequency domain reflectometry with high sensitivity and resolution using optical synchronous detection with coded modulators
Performance analysis of separated-electrode DFB laser diode
Modelling effects of degradation on spectral stability of distributed feedback lasers
Low-drive-voltage 8×8 Ti:LiNbO3 switch with simplified tree structure
Miniature low-power/high-voltage thermoelectric generator
Linewidth dependence on side-mode suppression in three-electrode DFB laser
Effect of nonlinear gain on modulation dynamics in quantum-well lasers
Regrowth of GaAs quantum wells on GaAs liftoff films ‘van der Waals bonded’ to silicon substrates
Erratum: Approximate theory for radiation from mesh reflectors
Erratum: Note on unilateral power gain as applied to submicrometre transistors

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