Search Results - "Code division multiple access"

Enhancing and Securing Underwater Optical Wireless Communication Systems Using Identity Row Shift Matrix Code.

Authors: El-Mottaleb, Somia A. Abd Samara, Marwa Singh, Mehtab et al.

Source: Engineering, Technology & Applied Science Research; Apr2026, Vol. 16 Issue 2, p34149-34160, 12p

A construction of optimal Z-complementary code sets based on partially m-shift orthogonal complementary codes.

Authors: Yu, Tao Yang, Yang Adhikary, Avik Ranjan et al.

Source: Cryptography & Communications. Jan2026, Vol. 18 Issue 1, p85-95. 11p.

Performance Evaluation of OCDMA for Multiuser Indoor VLC Systems.

Authors: Rahman, Afnan Emad Abd Al Younus, Safwan Hafeedh

Source: International Journal of Microwave & Optical Technology; Nov2025, Vol. 20 Issue 6, p677-690, 14p

High-Capacity Optical Communication Systems using 4D Spatial-Wavelength-Zero Cross Correlation Encoding.

Authors: Subha Priyadharshini, C. Rajeswari, A.

Source: IETE Journal of Research. Aug2025, Vol. 71 Issue 8, p2593-2605. 13p.

Subjects: Optical communications, Code division multiple access, Channel capacity (Telecommunications), Data transmission systems, Next generation networks, Interference suppression, Multiplexing

“The Impact of Unified Payment Interface (UPI) On Small Business: A Study with Reference to Bangalore City”.

Authors: S., BASAVESH V. H., SATHVIK TANDAN, PARUL

Source: International Scientific Journal of Engineering & Management. Jul2025, Vol. 4 Issue 7, p1-43. 43p.

ENHANCEMENT OF CODE DIVISION MULTIPLE ACCESS (CDMA) WITHIN THE GSM SYSTEM IN IRAQ.

Authors: Abdulrazaq Baban, Nabil Abdulwahab¹, nabilrazzak@yahoo.com

Source: Kufa Journal of Engineering; Jul2025, Vol. 16 Issue 3, p675-701, 27p

Enhanced BER Optimization and Jamming Resilience in Chaos Communication Systems using MIMO-OFDM and Adaptive Spreading Factors.

Authors: Charitha, Manasa Hosur, Sunil

Source: Engineering, Technology & Applied Science Research; Jun2025, Vol. 15 Issue 3, p23635-23641, 7p

Optimal two-dimensional multilength optical orthogonal codes via compatible mixed difference packing set systems.

Authors: Zhao, Hengming Qin, Rongcun Cheng, Minquan et al.

Source: Designs, Codes & Cryptography. Jun2025, Vol. 93 Issue 6, p2263-2296. 34p.

Performance Analysis of Anti-Jamming OCDMA-based FSO System Using SOA-MZI Wavelength Conversion Under Atmospheric Conditions.

Authors: Kaur, Gurpreet Kaler, R.S.

Source: IETE Journal of Research. Jul2026, p1-6. 6p. 8 Illustrations.

New Heuristic Method Based on Evolution of Random Points to the Pareto Frontier for Bi-objective Optimization Problems.

Authors: Martinez, André Luís Machado Martinez, Cristiane Aparecida Pendeza Castelani, Emerson Vitor

Source: IAENG International Journal of Applied Mathematics. Apr2025, Vol. 55 Issue 4, p711-719. 9p.

Subjects: Code division multiple access, Particle swarm optimization, Telecommunication systems, Energy consumption, Point set theory

High data rate underwater optical wireless communication systems with ICSM codes within green spectrum.

Authors: Abd El-Mottaleb, Somia A. Singh, Mehtab Atieh, Ahmad et al.

Source: Optical & Quantum Electronics. Apr2025, Vol. 57 Issue 4, p1-22. 22p.

Subjects: Code division multiple access, Wireless communications, Telecommunication, Data transmission systems, Semiconductor lasers, Optical communications

MDM‐Incorporated Quad Donut Modes OCDMA‐FSO Scheme for Secure High‐Altitude Platforms‐To‐Satellite Scenarios.

Authors: Kumari, Meet Mishra, Satyendra K.

Source: International Journal of Communication Systems. 3/10/2025, Vol. 38 Issue 4, p1-17. 17p.

Subjects: Code division multiple access, Free-space optical technology, Next generation networks, Telecommunication satellites, Weather

Intelligent Energy Efficiency Maximization for Wirelessly-Powered UAV-Assisted Secure Sensor Network.

Authors: Xu, Fang Zhang, Xinyu

Source: Sensors (14248220). Mar2025, Vol. 25 Issue 5, p1534. 14p.

From the Desk of the Editor-in-Chief.

Authors: Koul, Shiban K Kumar, Arun Mallik, Ranjan K

Source: IETE Journal of Research; Jan-Jun2025, Vol. 71 Issue 1, p1-6, 6p

POTENTIAL USE OF CDMA TECHNOLOGY IN IOT AND M2M COMMUNICATIONS.

Authors: Rustamova, Samina¹ saminarustamova@ndu.edu.az

Source: ScienceRise. 2025, Issue 1, p96-104. 9p.

Fault Tolerant Spectral/Spatial Optical Code Division Multiple Access Passive Optical Network.

Authors: Ullah, Rahat Ullah, Sibghat Ren, Jianxin et al.

Source: Sensors (14248220). Nov2024, Vol. 24 Issue 22, p7355. 20p.

A bidirectional multi-user chaotic optical communication system based on code division multiplexing.

Authors: He, Yanjie Ji, Jianhua Zheng, Xihao et al.

Source: Journal of Optics. 2026, Vol. 28 Issue 4, p1-12. 12p.

Construction of Optical Sequence Sets by One-Coincidence Sequences.

Authors: Gu, Juhwan Kim, Seoyoung Ahn, DaeHan et al.

Source: Journal of Information & Communication Convergence Engineering; Mar2026, Vol. 24 Issue 1, p83-89, 7p

Applications of IDMA technology in US Patents.

Authors: AL-Rawi, Muhanned¹, muhrawi@yahoo.com

Source: Acta Tecnología; Mar2026, Vol. 12 Issue 1, p36-39, 4p

New construction of complete complementary codes with low PAPR for column sequences.

Authors: Shen, Bingsheng Zhou, Zhengchun Yang, Yang et al.

Source: Cryptography & Communications. Mar2026, Vol. 18 Issue 2, p231-249. 19p.