Investigation on SIW Slot Antenna Array with Beam Scanning Ability

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left"><span style="width: 14.1009ptpx;"><svg height="11.7782pt" id="M14" style="vertical-align:-3.42938pt" version="1.1" viewbox="-0.0498162 -8.34882 14.1009 11.7782" width="14.1009pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M570 304C570 398 525 448 414 448C385 448 343 445 312 434L329 511L321 518C297 504 262 482 244 460L233 411C195 397 159 381 128 358L135 332C160 347 189 360 224 373L111 -147C97 -210 84 -218 17 -231L13 -257L254 -247L259 -218L233 -216C183 -212 177 -202 189 -142L218 -1C238 -10 266 -12 283 -12C351 3 429 48 483 105C543 168 570 242 570 304ZM482 289C482 161 380 33 304 33C278 33 248 51 233 69L303 396C326 400 352 403 369 403C428 403 482 380 482 289Z"></path></g><g transform="matrix(.013,0,0,-0.013,7.71,0)"><path d="M384 0V27C293 34 287 42 287 114V635C232 613 172 594 109 583V559L157 557C201 555 205 550 205 499V114C205 42 199 34 109 27V0H384Z"></path></g></svg></span></td><td class="align_center"><span style="width: 14.1009ptpx;"><svg height="11.7782pt" id="M15" style="vertical-align:-3.42938pt" version="1.1" viewbox="-0.0498162 -8.34882 14.1009 11.7782" width="14.1009pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M570 304C570 398 525 448 414 448C385 448 343 445 312 434L329 511L321 518C297 504 262 482 244 460L233 411C195 397 159 381 128 358L135 332C160 347 189 360 224 373L111 -147C97 -210 84 -218 17 -231L13 -257L254 -247L259 -218L233 -216C183 -212 177 -202 189 -142L218 -1C238 -10 266 -12 283 -12C351 3 429 48 483 105C543 168 570 242 570 304ZM482 289C482 161 380 33 304 33C278 33 248 51 233 69L303 396C326 400 352 403 369 403C428 403 482 380 482 289Z"></path></g><g transform="matrix(.013,0,0,-0.013,7.71,0)"><path d="M412 140C382 77 369 73 315 73H129L270 222C362 320 402 379 402 466C402 571 322 635 234 635C177 635 130 609 99 576L42 495L64 475C90 514 133 568 201 568C274 568 318 519 318 435C318 349 255 267 193 193C144 135 87 78 32 23V0H405C417 45 427 89 440 131L412 140Z"></path></g></svg></span></td><td class="align_center"><i>lslot</i></td><td class="align_center"><i>wslot</i></td><td class="align_center"><i>dx</i></td><td class="align_center"><i>dy</i></td><td class="align_center"><i>ds</i></td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">0.9</td><td class="align_center">7.6</td><td class="align_center">1</td><td class="align_center">0.4</td><td class="align_center">8.4</td><td class="align_center">2.5</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Parameters of the slot antenna array unit (mm).</div>

International Journal of Antennas and Propagation

tab2

Table 2

Table 2: Investigation on SIW Slot Antenna Array with Beam Scanning Ability 