A Novel Design Approach for Co/Cross-Polarizing Chipless RFID Tags of High Coding Capacity Rotman Lens Based Hybrid Analog–Digital Beamforming in Massive MIMO Systems: Array Architectures, Beam Selection Algorithms and Experiments Long Reading Range for the Frequency Coded Chipless RFID System Based on Reflectarray Antennas Adaptive Spectrum Scanning Techniques for Reducing the Identification Time of the Frequency Coded Chipless RFID System Real-world testbed for multi-tag UWB chipless RFID system based on a novel collision avoidance MAC protocol Long reading range chipless RFID system based on reflectarray antennas, Printable, high coding capacity chipless RFID tags for low-cost item tagging Novel notch detection techniques for Frequency Coded chipless RFID A novel adaptive spectrum scanning technique for reducing the identification time of the UWB chipless RFID system Frequency coded chipless RFID tag localization using multiple antennas A novel multi-tag identification technique for frequency coded chipless RFID systems based on look-up-table approach Wideband hybrid analog-digital beamforming massive MIMO systems based on Rotman lens Novel notch modulation algorithm for enhancing the chipless RFID tags coding capacity Novel Pseudo-Noise coded chipless RFID system for clutter removal and tag detection Design an adaptive electronically beamsteering reflectarray antenna for RFID systems A novel co/cross-polarizing chipless RFID tags for high coding capacity and robust detection Printable depolarizing chipless RFID tag based on DGS resonators for suppressing the clutter effects A novel collision avoidance MAC protocol for multi-tag UWB chipless RFID systems based on Notch Position Modulation Novel adaptive sliding window algorithm reducing latency for multi-tag chipless RFID systems MISO beamforming for RFID systems via Second-Order Cone Programming UWB chipless RFID system performance based on real world 3D-deterministic channel model and ZF equalization UWB Reflectarray Antenna for chipless RFID applications Evaluation of UWB chipless RFID system performance considering indoor multipath propagation channel and real world aspects, Novel Methodology for increasing the reading range of the UWB passive RFID chipless tags considering power regulations Minutarized metamaterial narrow bandpass filters using CRLH transmission line CL loaded approach Investigation to metamaterial transmission line filters based on the CL-loaded approach