A 5.8 GHz fully integrated BiCMOS SiGe:C injection-locked-oscillator-based active phase shifter for energy beamforming
Sign Up to like & getrecommendations! Published in 2020 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-020-01586-0
Abstract: This paper presents the design and the implementation of a fully integrated active phase shifter for beamforming at 5.8 GHz. The proposed circuit, implemented in a 0.25 µm BiCMOS SiGe:C process, is based on an original architecture… read more here.
Keywords: active phase; phase; phase shifter; fully integrated ... See more keywords
A K-Band Low-Power Phase Shifter Based on Injection Locked Oscillator in 0.13 μm CMOS Technology
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Infrared, Millimeter, and Terahertz Waves"
DOI: 10.1007/s10762-017-0424-8
Abstract: In this paper, the design challenges of the injection-locked oscillator (ILO)-based phase shifter are reviewed and analyzed. The key design considerations such as the operating frequency, locking range, and linearity of the phase shifters are… read more here.
Keywords: phase; phase shifter; injection locked; power ... See more keywords
Injection-locked range and linewidth measurements at different seed-laser linewidths using a Fabry–Pérot laser-diode
Sign Up to like & getrecommendations! Published in 2018 at "Optical and Quantum Electronics"
DOI: 10.1007/s11082-018-1676-9
Abstract: In this paper we experimentally examine the dependence of the injection-locked range magnitude of a Fabry–Pérot (FP) laser on the linewidth of a seed laser. We measure the enhancement of the incident-power-dependent injection-locked range when… read more here.
Keywords: seed; laser; injection locked; linewidth ... See more keywords
Reduction of the chromatic dispersion and chirping effects by using an injection-locked and directly intensity-modulated Fabry–Pérot laser in point-to-point optical access networks
Sign Up to like & getrecommendations! Published in 2019 at "AEU - International Journal of Electronics and Communications"
DOI: 10.1016/j.aeue.2019.152891
Abstract: Abstract We present recent improvements achieved for two important transmission parameters—dispersion, induced by the optical fiber, and the chirp parameter of the laser source—in a directly modulated system based on an injection-locked and directly modulated… read more here.
Keywords: laser; injection locked; point point; point ... See more keywords
PAM-4 based long-range free-space-optics communication system with self injection locked QD-LD and RS codec
Sign Up to like & getrecommendations! Published in 2020 at "Optics Communications"
DOI: 10.1016/j.optcom.2020.126304
Abstract: Abstract A secure four-level pulse amplitude modulation (PAM-4) based free-space-optics (FSO) communication system with self-injection-locked quantum dash-laser diode (QD-LD) and Reed-Solomon (RS) encoding scheme is proposed and demonstrated. This system transmit 88 Gbps data over… read more here.
Keywords: self injection; system; injection locked; optics ... See more keywords
Single-Stage Injection-locked Frequency Sixtupler in CMOS Process
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3166127
Abstract: High multiplication-factor even-modulus frequency multipliers are often configured as multi series frequency multipliers. This paper designs a single-stage LC-tank injection locked frequency sixtupler (ILFS) fabricated in 0.18 μm CMOS process and the ILFS merges many… read more here.
Keywords: single stage; frequency; frequency sixtupler; locked frequency ... See more keywords
CMOS Injection-Locked Frequency Quadrupler/Quintupler
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3193259
Abstract: This paper designs a C-band single-stage $LC$ -tank injection locked frequency quintupler (ILFQ) fabricated in $0.18~\mu \text{m}$ CMOS process. The differential input/output ILFQ circuit is made of a first-harmonic injection-locked frequency oscillator (ILO) and a… read more here.
Keywords: frequency; tex math; inline formula; locked frequency ... See more keywords
Investigation of Self-Injection Locked Visible Laser Diodes for High Bit-Rate Visible Light Communication
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2018.2849884
Abstract: We report on self-injection locking in InGaN/GaN (blue/green) and InGaP/AlGaInP (red) visible-light laser diodes. The free-space optical feedback path was accomplished via an external mirror. The effect of injection current, optical power injection ratio, and… read more here.
Keywords: self injection; laser; injection locked; visible light ... See more keywords
A 6.75–8.25-GHz −250-dB FoM Rapid ON/OFF Fractional-N Injection-Locked Clock Multiplier
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2018.2810184
Abstract: A rapid ON/OFF LC-based fractional-N injection-locked clock multiplier (ILCM) is presented. The proposed architecture extends the merits of ILCMs to fractional-N operation. It employs a high-resolution digital-to-time converter to align the injected pulses to the… read more here.
Keywords: injection locked; locked clock; clock multiplier; fractional injection ... See more keywords
An Ultra-Low-Jitter 22.8-GHz Ring-LC-Hybrid Injection-Locked Clock Multiplier With a Multiplication Factor of 114
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2018.2883090
Abstract: An ultra-low-jitter, ring-LC -hybrid injection-locked clock multiplier (ILCM) is presented to achieve a high multiplication factor of 114. The proposed hybrid ILCM cascades a ring-type voltage-controlled oscillator (VCO)-based ILCM and an LC-type VCO-based ILCM. Using… read more here.
Keywords: ring hybrid; hybrid injection; ultra low; injection locked ... See more keywords
A 2.4-GHz 1.3-mW OQPSK RF Front-End TX Based on an Injection-Locked Power Amplifier
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2021.3052178
Abstract: An injection locking power amplifier is presented. The proposed solution, tailored to quadrature phase shift keying (QPSK) modulation for IoT has been realized by exploiting the property of an injection-locked frequency divider to work as… read more here.
Keywords: power amplifier; injection; power; injection locked ... See more keywords