L band Circularly Polarized Synthetic Aperture Radar onboard Microsatellite

Josaphat Microwave Remote Sensing Laboratory (JMRSL) develops L band Circularly Polarized Synthetic Aperture Radar onboard Microsatellite (C) Josaphat Microwave Remote Sensing Laboratory 21 December 2016 More »

Josaphat Laboratory Satellite Ground Station

Josaphat Laboratory operates satellite ground station with S band for command-telemetry and X band for mission data downlink. (C) Josaphat Microwave Remote Sensing Laboratory 3 October 2014 More »

RF system of Circularly Polarized Synthetic Aperture Radar onboard Microsatellite

RF system for Josaphat Laboratory (JMRSL) L Band Circularly Polarized Synthetic Aperture Radar onboard Microsatellite (C) Josaphat Microwave Remote Sensing Laboratory More »

Assembling of JX-1 for CP-SAR Flight Mission

Assembling of JX-1 for CP-SAR Flight Mission at Fujikawa Airfield on 29 August 2013 (C) Josaphat Microwave Remote Sensing Laboratory More »

First Flight Test of Josaphat Laboratory Unmanned Aerial Vehicle (JX-1) memorial photograph

First Flight of Josaphat Laboratory Unmanned Aerial Vehicle (JX-1) was succesfully held at Fujikawa Airfield, Shizuoka prefecture, Japan on June 7, 2012. JX-1 has 6m of wingspan and 4.75m of body length. We will employ this JX-1 for several microwave and optic sensors experiments in the future. (C) Josaphat Microwave Remote Sensing Laboratory More »

First Flight Test of Josaphat Laboratory Unmanned Aerial Vehicle (JX-1)

First Flight of Josaphat Laboratory Unmanned Aerial Vehicle (JX-1) was succesfully held at Fujikawa Airfield, Shizuoka prefecture, Japan on June 7, 2012. JX-1 has 6m of wingspan and 4.75m of body length. We will employ this JX-1 for several microwave and optic sensors experiments in the future. (C) Josaphat Microwave Remote Sensing Laboratory More »

Ground Experiment of Josaphat Laboratory Unmanned Aerial Vehicle (JX-1) at Otone Airport

Ground Experiment of Josaphat Laboratory Unmanned Aerial Vehicle (JX-1) at Otone Airfield, Japan on 1 November 2011. (C) Josaphat Microwave Remote Sensing Laboratory More »

L Band Circularly Polarized Synthetic Aperture Radar (CP-SAR) System for UAV

Josaphat Laboratory develops original SAR system namely by L Band Circularly Polarized Synthetic Aperture Radar (CP-SAR) for Unmanned Aerial Vehicle (UAV) and microsatellites to observe Earth surface and disaster monitoring in the future. This project collaborate with Multimedia University (MMU) Malaysia under ODA JST-JICA Project to observe Landslide on Malay peninsula. (C) Josaphat Microwave Remote Sensing Laboratory More »

JMRSL C Band Synthetic Aperture Radar for Aircraft

Josaphat Laboratory (JMRSL) develops C Band Synthetic Aperture Radar for Aircraft for Cessna Aircraft Type 182 (C) Josaphat Microwave Remote Sensing Laboratory More »

JMRSL X Band Synthetic Aperture Radar for Boeing 737-200

Josaphat Laboratory (JMRSL) development X Band Synthetic Aperture Radar for Boeing 737-200 for disaster monitoring (C) Josaphat Microwave Remote Sensing Laboratory More »

Prof. Josaphat gave Generale Studium at Institute of Technology Sepuluh Nopember (ITS)

Prof. Josaphat gave Generale Studium entitled Development of Advanced Remote Sensing Sensors onboard Microsatellite-UAV for Earth Observation and Its Applications, at Department of Geomatics, Institute of Sepuluh Nopember (ITS), Surabaya 27 March 2013. (C) Josaphat Microwave Remote Sensing Laboratory More »

Prof. Josaphat gave Invited Lecture at Ajou University, Korea

Prof. Josaphat gave Invited Lecture entitled Development of Synthetic Aperture Radar onboard Microsatellite-UAV and Its Applications at School of Electrical and Computer Engineering, Ajou University, Suwon, Korea on 4 May 2013. (C) Josaphat Microwave Remote Sensing Laboratory More »

Signing MoU between Josaphat Laboratory and WINNERs Laboratory of Ajou University, Korea

Signing MoU between Josaphat Laboratory and WINNERs Laboratory of Ajou University, Korea on May 4, 2013 for collaboration on Synthetic Aperture Radar (SAR) onboard Microsatellite. (C) Josaphat Microwave Remote Sensing Laboratory More »

Prof Josaphat gave Invited lecture at Department of Geodesy, University of Gadjah Mada

Prof Josaphat gave Invited lecture at Department of Geodesy, University of Gadjah Mada entitled Workshop on Synthetic Aperture Radar Signal Processing, 6 September 2007. (C) Josaphat Microwave Remote Sensing Laboratory More »

Development of Microsatellites in Josaphat Laboratory

Recently, Josaphat Laboratory is developing two microsatellites named GAIA-I (50kg class) and GAIA-II (70kg class) for ionospheric observation and global land deformation monitoring. This project is supported by Japanese Ministry of Education and Technology (Monbukagakusho, MEXT) and Chiba University in FY 2013 to 2016. Main payload of GAIA-I is GPS-RO sensor and GAIA-II is Josaphat Laboratory original sensor called Circularly Polarized Synthetic Aperture Radar (CP-SAR). (C) Josaphat Microwave Remote Sensing Laboratory More »

Development of Spaceborne Antennas for Microsatellites of Josaphat Laboratory

Development of some spaceborne antennas for microsatellites developed in Josaphat Laboratory. We are developing some antennas for GPS Radio Occultation (RO), Circularly Polarized Synthetic Aperture Radar (CP-SAR), GNSS Reflectometry etc. (C) Josaphat Microwave Remote Sensing Laboratory More »

Prof Josaphat gave Studium Generate at University of Gadjah Mada

Prof Josaphat gave Studium Generale entitled Synthetic Aperture Radar Image Signal Processing and Advanced Applications for Earth Diagnosis, at Faculty of Geography, University of Gadjah Mada (UGM), Yogyakarta, Indonesia on October 24, 2011. More »

Josaphat Laboratory Collection : Old Japanese Army Map

This figures show one of Josaphat Laboratory collection, Old Japanese Army Maps of Batavia (now Jakarta city) that mapped by Dutch in 1937 and then republished by Japanese Army in 1942. (C) Josaphat Microwave Remote Sensing Laboratory More »

The first Symposium on Microsatellites for Remote Sensing (SOMIRES 2013)

Josaphat Laboratory held the first Symposium on Microsatellites for Remote Sensing as a kick of symposium of our two microsatellites project to observe Ionosphere and global land deformation. This project is supported by Japanese Ministry of Education and Technology (MEXT) in FY 2013 to FY 2016. This symposium in joint symposium with Research Institute for Sustainable Humanosphere (RISH), Kyoto University (The 231th RISH Symposium) as The International Workshop on GPS Radio Occultation Mission with a Microsatellite and Ajou University, Korea (C) Josaphat Microwave Remote Sensing Laboratory. More »

Josaphat Laboratory GPS-SAR System for UAV

Josaphat Laboratory develops GPS-SAR system especially various antenna for UAV system. This system is low cost, low profile bi-static radar system using GNSS network. More »

Study on Circular Polarization and Cryosphere at Saroma Lake, Hokkaido

Prof Josaphat and students held experiment of microwave spectrometer to study the relationship of circular polarization and snow-ice characteristics at Saroma Lake, Hokkaido, Japan on 17 May 2011 More »

Prof Josaphat developed antennas for mobile satellite communications and remote sensing

Prof Josaphat developed several antennas for many purposes, including mobile satellite communications and remote sensing More »

High precision land deformation monitoring of Tokyo using TerraSAR-X by Josaphat Laboratory

High precision land deformation monitoring of Tokyo Megacity using TerraSAR-X under supporting of PASCO. This figure shows the analysis result of Differential Synthetic Aperture Radar Interferometry (DInSAR) that shows land deformation around Tokyo station. We employed TerraSAR-X master data as June 21, 2010 and slave data as August 15, 2010. (C) Josaphat Microwave Remote Sensing Laboratory More »

Josaphat Laboratory UAV JX-1 onboard CP-SAR & Hyperspectral Camera Flight Mission

Circularly Polarized Synthetic Aperture Radar and hyperspectral camera onboard UAV JX-1 Flight mission at Fujikawa Airfield, Japan on 29 August 2013. More »

Prof Josaphat gave Invited Talk at Japan Scientist and Technologist Forum 2013

Prof Josaphat gave Invited Talk in Japan Scientist and Technologist Forum (STF) 2013 entitled “Development of Microwave Remote Sensing Technology and Applications – Observation of Ionosphere and Global Land Deformation using Chiba University Microsatellites Constellation”, 6 September 2013 14:00-16:50. More »

Monitoring of Land Deformation on Jakarta City, Indonesia using TerraSAR-X

Josaphat Laboratory is supported by PASCO Corporation to analyze TerraSAR-X data to monitoring the land deformation on Jakarta City, Indonesia More »

Accurate Subsidence Monitoring of Bandung city using Persistent Scattering Interferometric SAR (PS-InSAR)

Subsidence Monitoring of Bandung city using Persistent Scattering Interferometric SAR (PS-InSAR) with accuracy of millimeter to centimeter. This research employed ALOS PALSAR, TerraSAR-X etc. More »

Microwave Vegetation

Josaphat Laboratory employs microwave system to investigate the characteristics of vegetations, i.e. scattering, dielectric constant etc. In the future, we will employ this technique to analyze synthetic aperture radar image to know the relationship of microwave scattering and vegetation conditions. This technique also could be employed for analyzing of scattering of soil, rock etc of Earth and other planets. (C) Josaphat Microwave Remote Sensing Laboratory More »

Antenna for Weather Radar

Josaphat Laboratory develops antennas for weather radar, i.e. microstrip array antenna for x band weather radar. More »

Josaphat Laboratory Held JSPS JENESYS Programme

Josaphat Laboratory held Workshop on Synthetic Aperture Radar Image Signal Processing in JSPS JENESYS Programme on 28 July 2010 at Center for Environmental Remote Sensing, Chiba University. (C) Josaphat Microwave Remote Sensing Laboratory More »

High Precision GPS Instruments of Josaphat Laboratory

High precision GPS for land deformation monitoring to calibrate Differential SAR Interferometry (DInSAR) and Permanent Scatterer SAR Interferometry (PS-InSAR), 2 December 2009. (C) Josaphat Microwave Remote Sensing Laboratory More »

STRATOSAR - Japan Stratosphere Scanner Drone Network

Josaphat Laboratory proposes STRATOSAR - Japan Stratosphere Scanner Drone Network to monitor Japan area, especially monitoring disaster area, environmental change, meteorological parameter etc using stratosphere unmanned aerial vehicle and synthetic aperture radar (SAR) that developed in Josaphat Laboratory (JMRSL) (C) Josaphat Microwave Remote Sensing Laboratory 3 October 2014 More »

Josaphat Laboratory proposes STRATOSAR - Japan Stratosphere Scanner Drone Network to monitor Japan area, especially monitoring disaster area, environmental change, meteorological parameter etc using stratosphere unmanned aerial vehicle and synthetic aperture radar (SAR) that developed in Josaphat Laboratory (JMRSL) (C) Josaphat Microwave Remote Sensing Laboratory 3 October 2014 More »

New type of Josaphat Laboratory Unmanned Aerial Vehicle (JX-2) for ground test of our various microwave sensors. Comparing to our former UAV, JX-2 is lighter, we employed carbon composite to reduce the total weight of our UAV to increase the performance of our mission. (C) Josaphat Microwave Remote Sensing Laboratory More »

Radio environment test of microsatellite test of Weathernews Corporation and Axelspace Corporation held in Josaphat Laboratory on April 22, 2010. (C) Josaphat Microwave Remote Sensing Laboratory More »

Prof. Josaphat and Prof. Lukman Hakim (Head of Indonesian Institute of Sciences) attended and gave invited speak entitled Development of Advanced Remote Sensing Sensors onboard Microsatellite-UAV for Earth Observation and Its Applications, The 7th National Radar Seminar - The 2nd International Conference on Radar, Antenna, Microwave, Electronics and Telecommunications (ICRAMET 2013), Indonesian Institute of Sciences (LIPI), JW Marriot Hotel, Surabaya 28 March 2013. (C) Josaphat Microwave Remote Sensing Laboratory More »

 

Students of UESTC EE China visited JMRSL

Fifteen students of Department of Electronic Engineering, University of Electronic Science and Technology of China (UESTC) attended lecture and visited Josaphat Laboratory (JMRSL) to learn the development of synthetic aperture radar (SAR)

Hinotori-X1 Mission at Makassar, Indonesia

Josaphat Laboratory (JMRSL) finished Hinotori-X1 (Firebird-X1) mission at Makassar, Indonesia on 2-10 August 2017. This first flight mission used Boeing 737-200 aircraft using linear polarized antenna that works in X band frequency

KKP Researchers visited Josaphat Laboratory (JMRSL)

Dr I Nyoman Radiarta, Head of Insitute for Marine Research and Observation (IMRO), and Dr Argo Hanggono, Expert Staff of Ecology and Marine Resources, Ministry of Marine Affairs and Fisheries (KKP), Republic

FDR of Aircraft onboard SAR System for NSPO Taiwan

Final Design Review (FDR) of Aircraft onboard Synthetic Aperture Radar (SAR) for Taiwan Aerospace Agency (NSPO) by Josaphat Laboratory (JMRSL) on 26-28 June 2017. We hope our laboratory could contribute to Taiwan

Prof Josaphat gave Keynote Speak at Universitas Sebelas Maret

Prof Josaphat gave Keynote Speak entitled “Strengthen of Vocational Education by Research on Advanced Technologies” in Establish the Standard Quality of Vocational School Graduate to Face the ASEAN Qualification Skill Competencies, Indonesia

Prof Josaphat gave Generale Studium at Universitas Gadjah Mada

Prof Josaphat gave Generale Studium (Kuliah Umum) entitled “Development of Advanced Synthetic Aperture Radar onboar Aircraft and Microsatellite for Disaster Monitoring at Faculty of Geography, Gadjah Mada University (UGM) 15 May 2017

Prof Josaphat gave Keynote Speak in ICMA 2017

Prof Josaphat gave Invited Speak entitled “Development of Advanced Synthetic Aperture Radar onboar Aircraft and Microsatellite for Disaster Monitoring” in International Conference on Multidiciplinary Academic (ICMA 2017), Kualalumpur, Malaysia, 13 May 2017

New book Chapter of Prof Josaphat on Small Antenna Handbook

New book Chapter of Prof Josaphat in Small Antenna Handbook (Japanese Version) 藤本 京平・伊藤 公一編著 (Editors : Kyohei Fujimoto and Koichi Ito) Chapter 9: Josaphat Tetuko Sri Sumantyo, Small Antenna for Unmanned

Kelok Sembilan Monitoring using DGPS and PS-InSAR

Josaphat Laboratory (JMRSL) observes land deformation around Kelok Sembilan, West Sumatra provinces using DGPS (26 March 2017) and spaceborne synthetic aperture radar (SAR), especially permanent scatterer SAR (PS-InSAR). This observation collaborates with

Prof Josaphat gave Generale Lecture at Universitas Sebelas Maret (UNS)

Prof Josaphat gave Generale Lecture at Universitas Sebelas Maret (UNS) on 24 March 2017 entitled “Electromagnetic Theory and Applications for design of Antenna to Radar” at Department of Electrical Engineering.