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   Articles with "phase coded" as a keyword



A background-free phase-coded microwave pulse generator by optoelectronic oscillation

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recommendations! Published in 2019 at "Optics Communications"

DOI: 10.1016/j.optcom.2019.124318

Abstract: Abstract We propose and demonstrate a photonic scheme to generate background-free binary phase-coded microwave pulses based on optoelectronic oscillation (OEO). The significant merit of our pulse generator is that an external microwave source which is… read more here.

Keywords: phase; phase coded; pulse; microwave ... See more keywords
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Photonic heterodyne generation of phase-coded terahertz signals

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recommendations! Published in 2021 at "Optics Communications"

DOI: 10.1016/j.optcom.2021.127253

Abstract: Abstract In this paper, we propose and experimentally demonstrate a photonic scheme of generating phase-coded signals in the terahertz (THz) band, based on an optical frequency combs (OFC) and optical heterodyne. In the proposed scheme,… read more here.

Keywords: generation phase; phase coded; photonic heterodyne; phase ... See more keywords

Seeding High Brightness Fiber Amplifiers With Multi-Phase Coded Signal Modulation for SBS Effect Management

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.3007413

Abstract: We propose a new modulation approach based on multi-phase coded signal (MPCS) to increase stimulated Brillouin scattering (SBS) threshold in high power narrow-linewidth fiber amplifiers. To investigate the SBS suppressing capacity of the proposed modulation… read more here.

Keywords: coded signal; modulation; phase coded; fiber amplifiers ... See more keywords

Radar Signals Intrapulse Modulation Recognition Using Phase-Based STFT and BiLSTM

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recommendations! Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3195273

Abstract: The goal of radar emitter recognition (RER) is to extract the features of the received emitter signal. This has become a critical issue as new radar types are emerging, and the electromagnetic environment is becoming… read more here.

Keywords: recognition; phase coded; phase based; radar ... See more keywords

Photonics Generation of Pulsed Arbitrary-Phase-Coded Microwave Signals Based on the Conversion Between Intensity Modulation and Phase Modulation

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recommendations! Published in 2020 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2020.2971782

Abstract: This article proposes a pulsed arbitrary-phase-coded microwave signals (APCMSs) photonics generation system. The key to this scheme is to achieve the single-sideband modulated (SSBM) optical signal with the conversion capability between intensity modulation and phase… read more here.

Keywords: arbitrary phase; generation; modulation; phase coded ... See more keywords
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Photonic Generation of Multicarrier Phase-Coded Microwave Signals Utilizing Polarization Manipulation

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recommendations! Published in 2018 at "IEEE Photonics Journal"

DOI: 10.1109/jphot.2018.2871179

Abstract: A method to generate a multicarrier phase-coded (MCPC) microwave signal is proposed and experimentally demonstrated. By optimizing the angle between the transverse-electric and transverse-magnetic modes in a phase modulator (PM), an MCPC microwave signal can… read more here.

Keywords: multicarrier phase; phase; phase coded; generation multicarrier ... See more keywords

Multi-Frequency Phase-Coded Microwave Signal Generation With an Increased Number of Frequencies

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recommendations! Published in 2020 at "IEEE Photonics Technology Letters"

DOI: 10.1109/lpt.2020.3006881

Abstract: A photonics-based approach to multi-frequency phase-coded microwave signal generation is proposed with an increased number of frequencies. Two microwave reference signals are sent to one arm of a dual-drive Mach-Zehnder modulator (DD-MZM), whereas the binary… read more here.

Keywords: coded microwave; multi frequency; frequency; phase coded ... See more keywords

Smoothed Phase-Coded FMCW: Waveform Properties and Transceiver Architecture

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recommendations! Published in 2022 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2022.3206173

Abstract: Smoothed phase-coded frequency modulated continuous waveform (SPC-FMCW), which is aimed to improve the coexistence of multiple radars operating within the same frequency bandwidth, is studied, and the receiving strategy with a low analog-to-digital converter sampling… read more here.

Keywords: phase coded; phase; waveform; smoothed phase ... See more keywords

Pulse Diversity Phase-Coded Waveform and Mismatched Filter Bank Design Via Periodic Ambiguity Function Shaping

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recommendations! Published in 2025 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2024.3486266

Abstract: Pulse diversity phase-coded (PDPC) waveform has received considerable attention recently because of its applications to obtain synthetic bandwidth, mitigate range-Doppler ambiguity, or suppress artificial repeat jamming and clutter. However, when applied to pulse-Doppler (PD) radar,… read more here.

Keywords: waveform; pulse diversity; diversity phase; doppler ... See more keywords

A Practical Approach Against Interrupted Sampling Repeater Jamming With Phase-Coded Pulse Train Signal

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recommendations! Published in 2025 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2025.3574301

Abstract: Interrupted sampling repeater jamming (ISRJ) features sound coherence, flexible modulation and fast response capability, thus producing both suppression and deception effects at the radar receiving end, severely degrading the radar detection capability. To address this… read more here.

Keywords: repeater jamming; coded pulse; phase coded; sampling repeater ... See more keywords

Multi-Bit Phase-Coded Metamaterial With Honeycomb EM Structure for Scattering Manipulation Using Deep Learning-Based Method

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recommendations! Published in 2025 at "IEEE Transactions on Microwave Theory and Techniques"

DOI: 10.1109/tmtt.2025.3574674

Abstract: A deep-learning inverse design method for generating multi-bit phase-coded metamaterials is proposed, aiming at broadband electromagnetic (EM) scattering manipulation with stable performance under oblique incidence. First, a deep learning-based approach for broadband phase gradient manipulation… read more here.

Keywords: deep learning; method; bit phase; phase coded ... See more keywords