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   Articles with "pulse compression" as a keyword



Frequency Modulated Pulse Compression For Enhancement Of Radar Range Resolution

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recommendations! Published in 2020 at "Microprocessors and Microsystems"

DOI: 10.1016/j.micpro.2020.103454

Abstract: Abstract In Radars and Sonar, the pulse compression technique is used continuously to increase the range resolution, range detection and the signal-to noise ratio (SNR). This can be achieved by modulating the transmitted pulse and… read more here.

Keywords: frequency; pulse compression; range resolution; range ... See more keywords
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Influences of nanosecond pulse pre-irradiation on femtosecond laser damage resistance of gold pulse compression grating

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recommendations! Published in 2020 at "Optics Communications"

DOI: 10.1016/j.optcom.2020.125258

Abstract: Abstract The gold pulse compression gratings (PCG) used in the Bidirectional Grating Compressor (BGC) suffers a nano- and femtosecond dual pulses irradiation. In the case that the ns pre-pulse comes 10 nanoseconds early before the… read more here.

Keywords: irradiation; laser; pre; gold pulse ... See more keywords

Detection of rebars in concrete using advanced ultrasonic pulse compression techniques

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recommendations! Published in 2018 at "Ultrasonics"

DOI: 10.1016/j.ultras.2017.12.010

Abstract: HighlightsUltrasonic testing has been used to inspect concrete samples.The use of pulse compression technique and coded signals has been proposed.A novel post processing of the acquired signals has been proposed.The proposed combination has allowed signals… read more here.

Keywords: rebars concrete; compression; concrete using; using advanced ... See more keywords

Efficient High-Power Ultrashort Pulse Compression in Self-Defocusing Bulk Media

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recommendations! Published in 2017 at "Scientific Reports"

DOI: 10.1038/s41598-017-01504-x

Abstract: Peak and average power scalability is the key feature of advancing femtosecond laser technology. Today, near-infrared light sources are capable of providing hundreds of Watts of average power. These sources, however, scarcely deliver pulses shorter… read more here.

Keywords: compression; average power; self defocusing; power ... See more keywords

Efficient pulse compression favourable thermal excitation scheme for non‐destructive testing using infrared thermography: a numerical study

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recommendations! Published in 2020 at "Electronics Letters"

DOI: 10.1049/el.2020.0914

Abstract: Active thermal non-destructive testing (TNDT) has emerged as a swift, robust and cost-effective non-contact inspection method used to detect the surface and sub-surface defects present in a wide verity of solid materials. To further increase… read more here.

Keywords: destructive testing; compression favourable; compression; numerical study ... See more keywords
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Quantum dynamics of attosecond electron pulse compression

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recommendations! Published in 2017 at "Journal of Applied Physics"

DOI: 10.1063/1.5006864

Abstract: If an electron beam is periodically modulated in velocity, for example by laser field cycles, it can transform upon further propagation into a train of attosecond or shorter electron pulses. Here, I investigate the quantum… read more here.

Keywords: electron pulse; pulse compression; dynamics attosecond; quantum dynamics ... See more keywords

Theory and practice of pulse compression in hybrid and gyromagnetic non-linear transmission lines

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recommendations! Published in 2022 at "Journal of Applied Physics"

DOI: 10.1063/5.0128856

Abstract: This paper presents a comprehensive analysis of pulse compression capability in hybrid and gyromagnetic non-linear transmission lines (NLTLs). The corresponding theoretical analysis in the hybrid NLTLs is derived and discussed in detail with the generation… read more here.

Keywords: hybrid gyromagnetic; linear transmission; gyromagnetic non; pulse compression ... See more keywords

High Power, Compact Picosecond Pulse Compression Based on Concave-Convex Cavity

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recommendations! Published in 2025 at "Chinese Physics Letters"

DOI: 10.1088/0256-307x/42/2/024203

Abstract: By combining a concave-convex multi-pass cavity with solid-state nonlinear media for spectral broadening and a post-compression grating setup, we generated femtosecond pulses with high peak power density. Compared to the other traditional pulse compression technologies,… read more here.

Keywords: pulse compression; cavity; compression; concave convex ... See more keywords

Nonlinear spatiotemporal evolution and pulse compression of femtosecond pulses in a bulk multi-pass cell

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recommendations! Published in 2025 at "Physica Scripta"

DOI: 10.1088/1402-4896/adfea1

Abstract: Nonlinear pulse compression is a key technique for generating ultrashort and ultraintense laser pulses. However, spectral modulation often introduces phase distortions that limit compression performance. In this work, we develop a numerical model for femtosecond… read more here.

Keywords: multi pass; pass cell; pulse compression; bulk multi ... See more keywords

Antijamming Design and Analysis of a Novel Pulse Compression Radar Signal Based on Radar Identity and Chaotic Encryption

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2019.2963481

Abstract: As the use of radar and radar jammers increases, a radar device is likely to face interference from jammers or other radar devices. Traditional phase-coded pulse compression radar devices are widely used, but these tools… read more here.

Keywords: compression radar; radar; radar signal; pulse compression ... See more keywords

Robust Channel Estimation for Coherent Optical Orthogonal Chirp-Division Multiplexing With Pulse Compression and Noise Rejection

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recommendations! Published in 2018 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2018.2877305

Abstract: Orthogonal chirp-division multiplexing (OCDM) was recently proposed as a promising modulation technique for high-speed fiber-optic communications due to its resilience to transmission impairments. By exploiting the pulse-compression property of the chirped waveforms, in this paper… read more here.

Keywords: channel estimation; noise rejection; pulse compression; noise ... See more keywords