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   Articles with "waveform design" as a keyword



Multidimensional Waveform Design for MIMO SAR Interferometry

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recommendations! Published in 2018 at "Chinese Journal of Electronics"

DOI: 10.1049/cje.2017.11.016

Abstract: One key of Multiple-input multiple-output (MIMO) Synthetic aperture radar (SAR) interferometry is the effective separation of the echoes originating from different transmissions. A multidimensional waveform design method for MIMO SAR interferometry is presented. By exploiting… read more here.

Keywords: waveform design; sar interferometry; mimo sar; sar ... See more keywords

Study on driving waveform design process for multi-nozzle piezoelectric printhead in material-jetting 3D printing

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recommendations! Published in 2021 at "Rapid Prototyping Journal"

DOI: 10.1108/rpj-05-2019-0120

Abstract: Purpose Material-jetting (MJ) three-dimensional (3D) printing processes are competitive due to their printing resolution and printing speed. Driving waveform design of piezoelectric printhead in MJ would affect droplet formation and performance, but there are very… read more here.

Keywords: waveform; piezoelectric printhead; design process; waveform design ... See more keywords

Multi-Carrier Waveform Design for Directional Modulation Under Peak to Average Power Ratio Constraint

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recommendations! Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2904604

Abstract: Multi-carrier-based waveform design for directional modulation (DM) is studied, where simultaneous data transmission over multiple frequencies can be achieved, with given phase distribution at the main lobe and as random as possible over sidelobe regions… read more here.

Keywords: multi carrier; waveform design; design; power ... See more keywords

Waveform Design for MIMO Radar Detection in a Heterogeneous Clutter Environment

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.2992810

Abstract: In this study, the problem of transmitted waveform design for a multiple-input-multiple-output (MIMO) radar in a heterogeneous clutter environment is considered. Under a Bayesian framework, the waveform design problem is used to maximize the generalized… read more here.

Keywords: waveform design; heterogeneous clutter; waveform; mimo radar ... See more keywords

Waveform Design and DoA-DoD Estimation of OFDM-LFM Signal Based on SDFnT for MIMO Radar

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recommendations! Published in 2023 at "IEEE Access"

DOI: 10.1109/access.2022.3233103

Abstract: In comparison to orthogonal frequency division multiplexing (OFDM), the OFDM linear frequency modulation (OFDM-LFM) signal has similar time-bandwidth product, lower peak-to-average power ratio, and higher sensitivity to Doppler frequency shift, making it a promising candidate… read more here.

Keywords: ofdm lfm; method; waveform design; estimation ... See more keywords

Chirp Spread Spectrum-Based Waveform Design and Detection Mechanisms for LPWAN-Based IoT: A Survey

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recommendations! Published in 2024 at "IEEE Access"

DOI: 10.1109/access.2024.3352591

Abstract: The Long Range protocol, commonly referred to as LoRa, is a widely adopted and highly regarded method of utilizing chirp spread spectrum (CSS) techniques at the physical (PHY) layer to facilitate low-power wide-area network (LPWAN)… read more here.

Keywords: detection mechanisms; waveform design; survey; spread spectrum ... See more keywords

A Survey on Waveform Design for Radar-Communication Convergence

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recommendations! Published in 2024 at "IEEE Access"

DOI: 10.1109/access.2024.3404628

Abstract: To provide service to an abundant number of communication users and to avoid the spectrum scarcity problem, many researchers are fascinated to work towards the convergence of radar sensing and communication systems. In addition, future… read more here.

Keywords: waveform design; communication systems; radar; radar communication ... See more keywords

Adversarial Defense Embedded Waveform Design for Reliable Communication in the Physical Layer

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recommendations! Published in 2024 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2024.3361447

Abstract: Due to the openness of wireless channels, wireless communication is vulnerable to be eavesdropped, which results in confidential information leakage. Physical-layer security (PLS) technology provides a new way to solve this hidden danger of Internet… read more here.

Keywords: physical layer; waveform design; communication; defense ... See more keywords

M-PAM Joint Optimal Waveform Design for Multiuser VLC Systems Over ISI Channels

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

DOI: 10.1109/jlt.2018.2846187

Abstract: Visible light communication is a candidate technique to provide high-speed data transmissions. This paper proposes a joint optimal waveform design algorithm for visible light communication systems using $M$-ary pulse amplitude modulation to support multiple users.… read more here.

Keywords: algorithm; waveform design; joint optimal; optimal waveform ... See more keywords

Low-Complexity Adaptive Multisine Waveform Design for Wireless Power Transfer

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recommendations! Published in 2017 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2017.2706944

Abstract: Channel-adaptive waveforms for wireless power transfer significantly boost the dc power level at the rectifier output. However, the design of those waveforms is computationally complex and does not lend itself easily to practical implementation. We… read more here.

Keywords: power transfer; wireless power; waveform design; power ... See more keywords

Transmit Waveform Design Based on Ambiguity Function Shaping for Distributed Coherent Aperture Radar in MIMO Mode

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recommendations! Published in 2024 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2024.3467133

Abstract: To achieve full coherence, it is indispensable for distributed coherent aperture radar (DCAR) to estimate coherence parameters (CPs) using orthogonal waveforms in MIMO mode. However, incomplete orthogonality between waveforms and initial time and phase synchronization… read more here.

Keywords: waveform design; mimo mode; based ambiguity; distributed coherent ... See more keywords