{"id":17,"date":"2026-08-12T16:22:11","date_gmt":"2026-08-12T16:22:11","guid":{"rendered":"https:\/\/phase-tech.co.kr\/?page_id=17"},"modified":"2026-09-23T03:06:35","modified_gmt":"2026-09-23T03:06:35","slug":"tech-solutions","status":"publish","type":"page","link":"https:\/\/phase-tech.co.kr\/?page_id=17","title":{"rendered":"Technologies\/Solutions"},"content":{"rendered":"\n

“We offer a comprehensive range of radio telescope solutions – including design, fabrication, system integration, operation, diagnostics, and troubleshooting – as detailed below.<\/em>”<\/p>\n\n\n\n

\n

<\/p>\n<\/blockquote>\n\n\n\n

Absolute Flux Calibration<\/strong>
– Essential for solar radio observations
– Utilizes noise diodes (or sky background) and dedicated data reduction algorithms
– Reference : Yun et al. “Development of 2.8 GHz Solar Flux Receivers<\/a><\/em>”, 2014, JKAS, 47, 201<\/p>\n\n\n\n

\"\"
A comparison of absolute solar flux at 2.8 GHz measured at three observatories worldwide, including data from the solar radio telescope of the RRA<\/figcaption><\/figure>\n\n\n\n

Calibrated Radio Burst Monitoring<\/strong>
– Enables precise measurement and real-time monitoring of absolute fluxes of the solar radio bursts
– Supports simultaneous burst spectra monitoring across tens of GHz<\/p>\n\n\n\n

\"\"
Variation of solar flux at 2.8 GHz, capable of detecting even weak bursts<\/figcaption><\/figure>\n\n\n\n

Radio Interferometry<\/strong>
– Designed for educational and research applications
– Key capabilities : Fringe detection and high resolution imaging
– Configuration : Two- or multi-element arrays
– Frequency range : 1~20 GHz
– Correlators : FPGA-based or S\/W correlators<\/p>\n\n\n\n

A three-element interferometer<\/strong>
– Frequency : 12 GHz
– Antennas : 1.8 m off-axis parabolic reflectors
– Max. baseline length : 20 m
– Reference : Han et al., “Experiments with a Three-Element Radio Interferometer in 12 GHz<\/a><\/em>”, 2024, JKAS, 57, 25<\/p>\n\n\n\n

\"\"
A radio interferometer consisting of three off-axis parabolic antennas deployed at the NYSC<\/figcaption><\/figure>\n\n\n\n
\"\"
Fringe pattern for the Crab nebula at 12 GHz observed with the radio interferometer<\/figcaption><\/figure>\n\n\n\n
\"\"
Observed fringe amplitude of the Sun at 12 GHz (dots) fitted with a disk model (solid line)<\/figcaption><\/figure>\n\n\n\n
\"\"
Bright spots (white circles) identified by the radio interferometer are overlaid on the NoRH 17 GHz image.<\/figcaption><\/figure>\n\n\n\n

Two-element radio interferometry<\/strong>
– Frequency : 1-2 GHz
– Antennas : 2.3 m parabolic mesh
– Baseline length : Max. 70 m
– Reference : Park et al., “Development of Semi-VLBI System and Observation of Sun at 21 cm<\/a><\/em>”, 2006, JKAS, 39, 51
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Park et al., “Development of a Toy Interferometer for Education and Observation of Sun at 21 cm<\/a><\/em>”, 2008, JKAS, 41, 77
<\/p>\n\n\n\n

\"\"
A toy radio interferometer used for education<\/figcaption><\/figure>\n\n\n\n
\"\"
Fringes found for the Sun with the toy interferometer<\/figcaption><\/figure>\n\n\n\n

Millimeter-Wavelength Very long baseline interferometry (VLBI)
– Frequency : 86 GHz
– Baseline length : More than several hundred kilometers
– Reference : Shin et al., “Renovation of Seoul Radio Astronomy Observatory and Its First Millimeter VLBI Observations<\/em><\/a>”, 2022, JKAS, 55, 207<\/p>\n\n\n\n

\"\"
VLBI experiment : Fringe obtained for 3C84 at 86 GHz in Seoul-Ulsan baseline<\/figcaption><\/figure>\n\n\n\n

<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

“We offer a comprehensive range of radio telescope solutions – including design, fabrication, system integration, operation, diagnostics, and troubleshooting – […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-17","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/phase-tech.co.kr\/index.php?rest_route=\/wp\/v2\/pages\/17","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phase-tech.co.kr\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/phase-tech.co.kr\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/phase-tech.co.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phase-tech.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=17"}],"version-history":[{"count":136,"href":"https:\/\/phase-tech.co.kr\/index.php?rest_route=\/wp\/v2\/pages\/17\/revisions"}],"predecessor-version":[{"id":492,"href":"https:\/\/phase-tech.co.kr\/index.php?rest_route=\/wp\/v2\/pages\/17\/revisions\/492"}],"wp:attachment":[{"href":"https:\/\/phase-tech.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}