List of Articles Cognitive radio Open Access Article Abstract Page Full-Text 1 - The Optimal MMSE Transceiver Design for IoT-oriented Cognitive Radio Systems Nguyen-Duy-Nhat Vien Tri Ngo Minh Thanh Vu Van Open Access Article Abstract Page Full-Text 2 - Bi-Threshold Cooperative Spectrum Sensing With the Ability of Simultaneous Improving Throughput and Reducing Energy Consumption in Cognitive Radio Network Masoud Moradkhani Farzad Soltanian 10.30495/jce.2023.1989614.1211 Open Access Article Abstract Page Full-Text 3 - An Efficient Collaborative Spectrum Sensing Method in Cognitive Radio Networks: Software-Defined Data Fusion Approach Abbas Ali Sharifi Hamed Alizadeh Ghazijahani Open Access Article Abstract Page Full-Text 4 - A Novel method for assigning Joint power spectrum and Power Selection in device to device networks to improve performance Anahita Jabbari S. Mahmood Daneshvar Farzanegan Open Access Article Abstract Page Full-Text 5 - Optimal Power Allocation for CR Networks with Direct and AF Relay-Aided Transmissions anahita Pakdelian Rouhollah Aghajani Open Access Article Abstract Page Full-Text 6 - Throughput Improvement in Multi radio Multi channel Wireless Cognitive Radio Mesh Networks Fahimeh Aghaee Avid Avokh Open Access Article Abstract Page Full-Text 7 - Resource Allocation Parameters Improvement in Interference-Based Cognitive Radio Sayyed Majid Mazinani Ali Hasan Nezhad Open Access Article Abstract Page Full-Text 8 - Overhead Reduction in Cooperative Spectrum Sensing Via Sequential Detection in Cognitive Radio Networks Under Bandwidth Constraint Samira Torabi Ali Bahrami Mohammad Farzan Sabahi