?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=CI-Based+QoS-Constrained+Transmit+Signal+Design+for+DFRC+Systems+with+One-Bit+DACs&rft.creator=Wu%2C+Z&rft.creator=Chen%2C+WK&rft.creator=Liu%2C+YF&rft.creator=Masouros%2C+C&rft.description=In+this+paper%2C+we+investigate+the+transmit+signal+de-sign+problem+for+a+dual-functional+radar-communication+(DFRC)+system+equipped+with+one-bit+digital-to-analog+converters+(DACs).+Specifically%2C+the+one-bit+DFRC+waveform+is+designed+to+minimize+the+difference+between+the+transmitted+beampattern+and+a+desired+one%2C+while+ensuring+constructive+interference+(CI)-based+QoS+constraints+for+communication+users.+The+formulated+problem+is+a+discrete+optimization+problem+with+a+nonconvex+objective+function+and+many+linear+constraints.+To+solve+it%2C+we+first+propose+a+penalty+model+to+transform+the+discrete+problem+into+a+continuous+one.+Then%2C+we+propose+an+inexact+augmented+Lagrangian+method+(ALM)+framework+to+solve+the+penalty+model.+In+particular%2C+the+ALM+subproblem+at+each+iteration+is+solved+by+a+custom-designed+block+successive+upper-bound+minimization+(BSUM)+algorithm%2C+which+admits+closed-form+updates+and+thus+makes+the+proposed+approach+computationally+efficient.+Simulation+results+verify+the+superiority+of+the+proposed+approach+over+the+existing+ones+in+both+the+radar+and+communication+performance.&rft.publisher=Institute+of+Electrical+and+Electronics+Engineers+(IEEE)&rft.date=2024&rft.type=Proceedings+paper&rft.language=eng&rft.source=+++++In%3A++Proceedings+of+the+13rd+Sensor+Array+and+Multichannel+Signal+Processing+Workshop+(SAM)+2024+IEEE.++(pp.+pp.+1-5).++Institute+of+Electrical+and+Electronics+Engineers+(IEEE)+(2024)+++++&rft.format=text&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10197223%2F1%2FSAM_ISAC1bit_final.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10197223%2F&rft.rights=open