Search Results - "Modulation theory"

Optimization Scheme for Modulation of Data Transmission Module in Endoscopic Capsule.

Authors: Miao, Meiyuan Ye, Chen Xu, Zhiping et al.

Source: Sensors (14248220). Aug2025, Vol. 25 Issue 15, p4738. 13p.

Continuous wave mud pulse data transmission method based on continuous gradation frequency keying modulation and Convolution neural network demodulation.

Authors: Zhu, Yingzhong Xia, Zhenhua Yang, Yue et al.

Source: Scientific Reports. 7/9/2025, Vol. 15 Issue 1, p1-22. 22p.

Analysis of Modulation Methods for Optical Satellite-to-Ground Communication Systems.

Authors: Ivchenko, E. I. Khmelev, A. V. Kurochkin, V. L.

Source: Bulletin of the Russian Academy of Sciences: Physics. May2026, Vol. 90 Issue 5, p678-681. 4p.

Dynamics of the Energy-Critical Nonlinear Schrödinger System in R4.

Authors: Ardila, Alex H.¹ (AUTHOR) ardila@impa.br

Source: Discrete & Continuous Dynamical Systems: Series A. May2026, Vol. 50, p1-45. 45p.

Design and Performance Characterization of the E-Core Outer-Rotor Hybrid-Excitation Flux Switching Machine.

Authors: Xu, Zhiyuan Cheng, Ming

Source: Energies (19961073). Feb2025, Vol. 18 Issue 3, p629. 18p.

Subjects: Air gap flux, Modulation theory, Actinic flux, Airports, Genetic algorithms, Air gap (Engineering)

地下磁感应通信空口技术研究. (Chinese)

Authors: 刘光华 赵国政 李秋澎 et al.

Source: Coal Science & Technology (0253-2336); Apr2026, Vol. 54 Issue 4, p100-110, 11p

On the dispersive shock waves of the defocusing Kundu–Eckhaus equation in an optical fiber: On the dispersive shock waves...: X. Li et al.

Authors: Li, Xinyue Bai, Qian Zhao, Qiulan

Source: Nonlinear Dynamics. Apr2025, Vol. 113 Issue 8, p8859-8874. 16p.

Spatial structure imposes sex-specific costs but does not reduce interlocus sexual conflict.

Authors: Halder, Subhasish Kar, Shramana Sethi, Simran et al.

Source: Biological Journal of the Linnean Society. Mar2025, Vol. 144 Issue 3, p1-11. 11p.

Whitham modulation theory and the classification of solutions to the Riemann problem of the Fokas–Lenells equation.

Authors: Wu, Zhi‐Jia Tian, Shou‐Fu

Source: Studies in Applied Mathematics. Nov2024, Vol. 153 Issue 4, p1-38. 38p.

Subjects: Riemann-Hilbert problems, Modulation theory, Elliptic functions, Shock waves, Velocity

Hydrodynamics of a discrete conservation law.

Authors: Sprenger, Patrick Chong, Christopher Okyere, Emmanuel et al.

Source: Studies in Applied Mathematics. Nov2024, Vol. 153 Issue 4, p1-48. 48p.

Subjects: Modulation theory, Riemann-Hilbert problems, Shock waves, Conservation laws (Physics), Hydrodynamics

Beam instability of broadband stochastic laser fields.

Authors: Zheltikov, Aleksei M. Sokolov, Alexei V. Yi, Zhenhuan et al.

Source: Applied Physics B: Lasers & Optics. Nov2024, Vol. 130 Issue 11, p1-9. 9p.

Subjects: Modulation theory, Laser beams, Signal-to-noise ratio, Analytical solutions, Lasers

Nonexistence of Minimal Mass Blow-Up Solution for the 2D Cubic Zakharov–Kuznetsov Equation.

Authors: Chen, Gong Lan, Yang Yuan, Xu

Source: SIAM Journal on Mathematical Analysis. 2025, Vol. 57 Issue 6, p5950-5975. 26p.

Subjects: Modulation theory, Lyapunov functions, Partial differential equations, Ordinary differential equations, Function spaces, Mass (Physics)

On some properties of modulation spaces as Banach algebras.

Authors: FEICHTINGER, HANS G. MASAHARU KOBAYASHI ENJI SATO

Source: Studia Mathematica. 2025, Vol. 280 Issue 1, p55-86. 32p.

Community composition coupled with habitat fragmentation drives acoustic divergence in bird assemblages.

Authors: Han, Peng Yang, Yangheshan Kajanus, Mira H. et al.

Source: Journal of Animal Ecology. Apr2026, Vol. 95 Issue 4, p577-590. 14p.

Subject Terms: *Biotic communities, *Habitats, *Fragmented landscapes, Bird vocalizations, Competition (Biology), Modulation theory, Coexistence of species, Animal communication

Analysis of Noise Propagation Mechanisms in Wireless Optical Coherent Communication Systems.

Authors: Ji, Fan Ke, Xizheng

Source: Applied Sciences (2076-3417); Jan2026, Vol. 16 Issue 2, p916, 23p

Zak-OTFS-based coded random access for uplink mMTC.

Authors: Mirri, Alessandro Khammammetti, Venkatesh Dabak, Beyza et al.

Source: EURASIP Journal on Advances in Signal Processing; 1/7/2026, Vol. 2026 Issue 1, p1-22, 22p

Long range battery-free wireless power transfer testbed for underground mines IoT and LPWAN devices.

Authors: Kelechi, Anabi Hilary Frimpong, Samuel Madria, Sanjay

Source: EURASIP Journal on Wireless Communications & Networking; 1/1/2026, Vol. 2026 Issue 1, p1-26, 26p

Comparative Investigation of OOK and DPSK Modulation in a Multi-Channel WDM-FSO Communication System.

Authors: Patel, Tejas Khant, Shailesh Patel, Atul

Source: International Journal of Microwave & Optical Technology; Jan2026, Vol. 21 Issue 1, p95-102, 8p

Throughput maximization using reinforcement learning with state aggregation in satellite revisit scenarios.

Authors: Pasquevich, Felipe Ayarde, Juan Martin Rayén Mondino Llermanos, Yasmín et al.

Source: EURASIP Journal on Wireless Communications & Networking; 12/19/2025, Vol. 2025 Issue 1, p1-19, 19p

Enhancing Signal Processing Capability with Tabu Search Algorithm Utilization for Rate-4/5 Modulation Coded Bit-Patterned Magnetic Recording.

Authors: Mattayakan, Mutita Warisarn, Chanon Lee, Jaejin et al.

Source: Applied Sciences (2076-3417); Dec2025, Vol. 15 Issue 24, p12944, 20p