{"id":1139,"date":"2013-07-25T18:26:16","date_gmt":"2013-07-25T18:26:16","guid":{"rendered":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/?p=1139"},"modified":"2013-07-25T18:26:16","modified_gmt":"2013-07-25T18:26:16","slug":"light-modulators-for-holographic-video-displays","status":"publish","type":"post","link":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/light-modulators-for-holographic-video-displays\/","title":{"rendered":"Light Modulators for Holographic Video Displays"},"content":{"rendered":"<p>In this research we seek to develop acousto-optic, guided-wave modulators in proton-exchanged lithium niobate<sup>[<a href=\"#footnote_0_1139\" id=\"identifier_0_1139\" class=\"footnote-link footnote-identifier-link\" title=\"C. S. Tsai, Q. Li, and C. L. Chang, &ldquo;Guided-wave two-dimensional acousto-optic scanner using proton-exchanged lithium niobate waveguide,&rdquo; Fiber and Integrated Optics, vol. 17, pp. 57-166, 1998.\">1<\/a>]<\/sup> for use in holographic and other high-bandwidth displays.\u00a0 Guided-wave techniques make possible the fabrication of modulators that are higher in bandwidth and lower in cost than analogous bulk-wave acousto-optic devices and have the potential for simultaneous modulation of red, green, and blue light<sup>[<a href=\"#footnote_1_1139\" id=\"identifier_1_1139\" class=\"footnote-link footnote-identifier-link\" title=\"D. E. Smalley, Q. Y. J. Smithwick, V. M. Bove, Jr., J. Barabas, and S. Jolly, &ldquo;Anisotropic leaky-mode modulator for holographic video displays,&rdquo; Nature, vol. 498, pp. 313-317, doi:10.1038\/nature12217, 2013..\">2<\/a>]<\/sup><sup>[<a href=\"#footnote_2_1139\" id=\"identifier_2_1139\" class=\"footnote-link footnote-identifier-link\" title=\"D. Smalley, Q. Smithwick, J. Barabas, V. M. Bove, Jr., S. Jolly, and C. Della Silva, &ldquo;Holovideo for everyone: a low-cost holovideo monitor,&rdquo; J. Phys.: Conf. Ser. 15 012055 http:\/\/dx.doi.org\/10.1088\/1742-6596\/415\/1\/012055, 2013.\">3<\/a>]<\/sup><sup>[<a href=\"#footnote_3_1139\" id=\"identifier_3_1139\" class=\"footnote-link footnote-identifier-link\" title=\"J. Barabas, S. Jolly, D. E. Smalley, and V. M. Bove, Jr., &ldquo;Diffraction specific coherent panoramagrams of real scenes,&rdquo; in Proc. SPIE Practical Holography XXV, vol. 7957, p. 795702, 2011.\">4<\/a>]<\/sup>. In particular, we are investigating multichannel variants of these devices with an emphasis on maximizing the number of modulating channels to achieve large total bandwidths.\u00a0 Efficient, low-cost, monolithic modulators capable of modulating billions of pixels\/sec should be possible. Figures 1 and 2 show one of our full-color devices and a schematic diagram of it.<\/p>\n\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 50%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-1139 gallery-columns-2 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/light-modulators-for-holographic-video-displays\/smalley_modulator_1-2\/'><img width=\"300\" height=\"199\" src=\"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/06\/smalley_modulator_1-300x199.jpg\" class=\"attachment-medium size-medium\" alt=\"\" loading=\"lazy\" aria-describedby=\"gallery-1-1140\" srcset=\"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/06\/smalley_modulator_1-300x199.jpg 300w, https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/06\/smalley_modulator_1-1024x680.jpg 1024w, https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/06\/smalley_modulator_1-220x146.jpg 220w, https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/06\/smalley_modulator_1.jpg 2048w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-1140'>\n\t\t\t\tFigure 1: A full-color device undergoing testing.\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon portrait'>\n\t\t\t\t<a href='https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/light-modulators-for-holographic-video-displays\/smalley_modulator_2-2\/'><img width=\"218\" height=\"300\" src=\"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/06\/smalley_modulator_2-218x300.jpg\" class=\"attachment-medium size-medium\" alt=\"\" loading=\"lazy\" aria-describedby=\"gallery-1-1141\" srcset=\"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/06\/smalley_modulator_2-218x300.jpg 218w, https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/06\/smalley_modulator_2-160x220.jpg 160w, https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/06\/smalley_modulator_2.jpg 500w\" sizes=\"(max-width: 218px) 100vw, 218px\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-1141'>\n\t\t\t\tFigure 2: Diagram of our device.\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<ol class=\"footnotes\"><li id=\"footnote_0_1139\" class=\"footnote\">C. S. Tsai, Q. Li, and C. L. Chang, \u201cGuided-wave two-dimensional acousto-optic scanner using proton-exchanged lithium niobate waveguide,\u201d <i>Fiber and Integrated Optics, <\/i>vol. 17, pp. 57-166, 1998. [<a href=\"#identifier_0_1139\" class=\"footnote-link footnote-back-link\">&#8617;<\/a>]<\/li><li id=\"footnote_1_1139\" class=\"footnote\">D. E. Smalley, Q. Y. J. Smithwick, V. M. Bove, Jr., J. Barabas, and S. Jolly, \u201cAnisotropic leaky-mode modulator for holographic video displays,\u201d <i>Nature,<\/i> vol. 498, pp. 313-317, doi:10.1038\/nature12217, 2013.. [<a href=\"#identifier_1_1139\" class=\"footnote-link footnote-back-link\">&#8617;<\/a>]<\/li><li id=\"footnote_2_1139\" class=\"footnote\">D. Smalley, Q. Smithwick, J. Barabas, V. M. Bove, Jr., S. Jolly, and C. Della Silva, \u201cHolovideo for everyone: a low-cost holovideo monitor,\u201d <i>J. Phys.: Conf. Ser.<\/i><i> 15 <\/i>012055 http:\/\/dx.doi.org\/10.1088\/1742-6596\/415\/1\/012055, 2013. [<a href=\"#identifier_2_1139\" class=\"footnote-link footnote-back-link\">&#8617;<\/a>]<\/li><li id=\"footnote_3_1139\" class=\"footnote\">J. Barabas, S. Jolly, D. E. Smalley, and V. M. Bove, Jr., \u201cDiffraction specific coherent panoramagrams of real scenes,\u201d in <i>Proc. SPIE Practical Holography XXV<\/i>, vol. 7957, p. 795702, 2011. [<a href=\"#identifier_3_1139\" class=\"footnote-link footnote-back-link\">&#8617;<\/a>]<\/li><\/ol>","protected":false},"excerpt":{"rendered":"<p>In this research we seek to develop acousto-optic, guided-wave modulators in proton-exchanged lithium niobate[1] for use in holographic and other&#8230;<\/p>\n","protected":false},"author":370,"featured_media":1140,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[28,5532],"tags":[6309],"_links":{"self":[{"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/posts\/1139"}],"collection":[{"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/users\/370"}],"replies":[{"embeddable":true,"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/comments?post=1139"}],"version-history":[{"count":4,"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/posts\/1139\/revisions"}],"predecessor-version":[{"id":2072,"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/posts\/1139\/revisions\/2072"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/media\/1140"}],"wp:attachment":[{"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/media?parent=1139"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/categories?post=1139"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/tags?post=1139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}