{"id":523,"date":"2017-01-07T13:50:06","date_gmt":"2017-01-07T21:50:06","guid":{"rendered":"https:\/\/www.ece.ucsb.edu\/ipl\/?p=523"},"modified":"2018-12-12T11:56:43","modified_gmt":"2018-12-12T19:56:43","slug":"lidar-transceiver","status":"publish","type":"post","link":"https:\/\/web.ece.ucsb.edu\/ipl\/2017\/01\/lidar-transceiver\/","title":{"rendered":"LiDAR Transceiver"},"content":{"rendered":"<p>[vc_row][vc_column][vc_column_text]<\/p>\n<div>Indium phosphide (InP) tunable transceivers enabled many applications in the telecommunication industry. Recently, advances in silicon photonics (SiPh) have led to high density photonicsintegrated circuits (PICs) including optical phased arrays (OPA) for 2D beamsteering applications.\u00a0 Our group has been developing an InP PIC transceiver for frequency modulated continuous wave (FMCW) LiDAR. The PIC transceiver consists of a tunable laser and frequency discriminator to enable frequency locking and modulation, and a self-heterodyne receiver. The PIC transceiver can drive a SiPh OPA to enable a compact LiDAR system for 3D mapping and remote sensing for autonomous vehicles.<\/div>\n<div class=\"yj6qo ajU\"><\/div>\n<p><b>\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0 <img loading=\"lazy\" class=\"alignnone wp-image-525 \" src=\"https:\/\/www.ece.ucsb.edu\/ipl\/wp-content\/uploads\/image.png\" alt=\"\" width=\"123\" height=\"112\" \/>\u00a0 \u00a0\u00a0<img loading=\"lazy\" class=\"alignnone wp-image-527 size-medium\" src=\"https:\/\/www.ece.ucsb.edu\/ipl\/wp-content\/uploads\/Schematic-300x90.png\" alt=\"\" width=\"300\" height=\"90\" srcset=\"https:\/\/web.ece.ucsb.edu\/ipl\/wp-content\/uploads\/Schematic-300x90.png 300w, https:\/\/web.ece.ucsb.edu\/ipl\/wp-content\/uploads\/Schematic-1024x309.png 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><img loading=\"lazy\" class=\"alignnone wp-image-526 \" src=\"https:\/\/www.ece.ucsb.edu\/ipl\/wp-content\/uploads\/Receiver-300x281.png\" alt=\"\" width=\"154\" height=\"144\" srcset=\"https:\/\/web.ece.ucsb.edu\/ipl\/wp-content\/uploads\/Receiver-300x281.png 300w, https:\/\/web.ece.ucsb.edu\/ipl\/wp-content\/uploads\/Receiver.png 752w\" sizes=\"(max-width: 154px) 100vw, 154px\" \/><br \/>\n<\/b><\/p>\n<p><b>Bibliography:<\/b><\/p>\n<ol>\n<li>&#8220;<span style=\"font-weight: 400;\">Indium Phosphide Photonic Integrated Circuit Transmitter with Integrated Linewidth Narrowing for Laser Communications and Sensing<\/span>&#8220;,<a href=\"https:\/\/ieeexplore.ieee.org\/document\/8516162\"><i><span style=\"font-weight: 400;\">International Semiconductor Laser Conference, Session: MC 2018<\/span><\/i><\/a><\/li>\n<li><\/li>\n<\/ol>\n<p><em><b>Collaborators:<\/b> Larry Coldren (UCSB), John Bowers (UCSB), Lockheed Martin<\/em>[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text] Indium phosphide (InP) tunable transceivers enabled many applications in the telecommunication industry. Recently, advances in silicon photonics (SiPh) have led to high density photonicsintegrated circuits (PICs) including optical phased arrays (OPA) for 2D beamsteering applications.\u00a0 Our group has been developing an InP PIC transceiver for frequency modulated continuous wave (FMCW) LiDAR. The PIC transceiver&hellip;<\/p>\n","protected":false},"author":4,"featured_media":525,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1,9],"tags":[],"_links":{"self":[{"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/posts\/523"}],"collection":[{"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/comments?post=523"}],"version-history":[{"count":9,"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/posts\/523\/revisions"}],"predecessor-version":[{"id":533,"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/posts\/523\/revisions\/533"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/media\/525"}],"wp:attachment":[{"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/media?parent=523"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/categories?post=523"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/web.ece.ucsb.edu\/ipl\/wp-json\/wp\/v2\/tags?post=523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}