waveguide amplifier
Erbium-doped waveguide amplifier (EDWA) technology and components
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EDWA technology is now commercially available and forms a compact and cost-effective alternative to the EDFA as a key building block for amplifying and controlling signal power in multifunctional subsystems-on-achip. We review the current status of EDWA technology and
High-gain erbium-doped waveguide amplifier for bidirectional operation
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We demonstrate a 15-dB gain bidirectional optical-gain-clamped erbium-doped waveguide amplifier immune to transient dynamic impairments. The device is suitable for reconfigurable WDM network. Introduction necessary if network loss has to be reconfigured. The
Ku-band 200-W pulsed power amplifier based on waveguide spatially power-combining technique for industrial applications.
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A Ku-band 200W pulsed solid-state power amplifier has been presented and designed by using a hybrid radial/rectangular- waveguide spatially power-combining technique. The hybrid radial/rectangular- waveguide power-dividing/combining circuit employed in this
3.2 mJ, 1.5 μm laser power amplifier using an Er, Yb: glass planar waveguide for a coherent Doppler LIDAR
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We developed a 1.5 Um eye-safe wavelength high-gain and high-average power laser amplifier using an Er, Yb: glass planar waveguide for coherent Doppler LIDAR. Applying the planar waveguide structure, high-average output power with near single transverse mode
The effect of the amplifier length on the gain and noise figure of the Er/Yb Co-doped waveguide amplifiers
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The variations of the amplifier waveguide length on the gain and noise figure of the phosphate glass Er3+-Yb3+-co-doped waveguide amplifiers (EYCDWA) are calculated from the rate equations and the light propagation equations under the uniform dopant and the The factors affecting the performance of FET amplifiers are the characteristics of the semiconductor material, the device technology used, and the properties of the microwave circuit. This paper describes work in these areas directed towards a low noise amplifier
A compact dual wavelength ring laser using a semiconductor optical amplifier and array waveguide grating
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Compact dual-wavelength fibre laser sources are becoming an increasingly attractive solution in fulfilling the role of a laser source for a wide range of applications that includes the generation of high-bit-rate soliton pulses , optical fiber sensors, the differential
Edge-mount 1-watt RF amplifier for 2-D waveguide power transmission
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Two-dimensional waveguide power transmission is a wireless power transmission scheme using a waveguide sheet and receiving proximity couplers. It enables safe, large-area wireless power transmission interfaces on furniture and architectural surfaces including
Electronic noise calculations for a fast current amplifier with a waveguide line at its input
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A formula for the electronic noise of a fast current amplifier with a wave-guide line at its input and an integrator at the output is deduced. For the case of a short line the result is the same as if there was a capacitor of the line capacitance at the amplifier input instead of the line
Design of Dual Band Substrate Integrated Waveguide (SIW) high efficiency Power Amplifier ,
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In the modern communication systems, it is of key importance that transceivers are capable of operating with multiple communication standards in the same equipment. To this end, the design of multi-band and broadband power amplifier systems is a major challenge that may
High bandwidth waveguide photodetector based on an amplifier layer stack on an active-passive semi-insulating InP at 1.55µm
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A waveguide photodetector based on semi-insulating indium phosphide (InP) was designed and fabricated. The layer stack for this photodetector was optimized for use as an optical amplifier or laser. By reversely biasing the structure, an efficient, high-speed photodetector
Global Design of a Waveguide X-Band Power Amplifier
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The design and the fully coupled Thermodynamic and Structural Mechanics simulation of a Spatial Power Amplifier are described in this paper. The amplifier is realized in a WR90 waveguide , employing Fin-Line Transitions and Monolithic Microwave Integrated Circuit
Consideration Spectroscopy Characterization and Influence of Cooperative Up-Conversion in Erbium Doped Ta2o5 Trapezoid Waveguide Amplifier
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We report the design and simulation of spectroscopic characteristics and gain of erbium doped Ta2O5 trapezoid waveguide amplifier . Guiding modes, field distribution are calculated. Percentage of core power at wavelength of 1.53 µm, 0.98 µm and overlap factor
Passive Harmonically Modelocked Fiber Laser using a Tapered Er/Yb Waveguide Amplifier and a Saturable Bragg Reflector
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Passive harmonic modelocking of 11 evenly spaced pulses is demostrated in a cavity utilizing a tapered Er/Yb waveguide amplifier and single mode fiber. An autocorrelation measurement yields 770 fsec pulses with a 0.33 time-bandwidth product.(c) 2000 Optical
Passive Harmonically Modelocked Fiber Laser using a Tapered Er/Yb Waveguide Amplier and a Saturable Bragg Reector
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Passive harmonic modelocking of 11 evenly spaced pulses is demonstrated in a cavity utilizing a tapered Er/Yb waveguide amplier and single mode ber. An autocorrelation measurement yields 770 fsec pulses with a 0.33 time-bandwidth product. 2000 Optical
Femtosecond pulses at 50-W average power from an Yb: YAG planar waveguide amplifier seeded by an Yb: KYW oscillator Leburn, Christopher G; Ramirez
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We report the demonstration of a high-power single-side-pumped Yb: YAG planar waveguide amplifier seeded by an Yb: KYW femtosecond laser. Five passes through the amplifier yielded 700-fs pulses with average powers of 50 W at 1030 nm. A numerical
Gain flattened, high index contrast planar Er3+-doped waveguide amplifier with an integrated mode size converter
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More than 10 dB gain across C-band for small signal with less than 2 dB gain variation from 30 dBm to 10 dBm input signal power is derived from a Er3+-doped waveguide amplifier with 176 mW, 976 nm pump. An integrated mode size converter deposited by wide-area