ASIAA Core Technologies - East Asian Observatory · • CO Intensity Mapping using YTLA (New AMiBA)...
Transcript of ASIAA Core Technologies - East Asian Observatory · • CO Intensity Mapping using YTLA (New AMiBA)...
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ASIAA Core Technologies Ming-Tang Chen
Academia Sinica, Institute of Astronomy & Astrophysics
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On-Going Developments • SMA Wideband Upgrade and next generation receivers • Receiver Upgrades, 240 GHz and 400 GHz
• SWARM Digital correlator expansion
• New generation dual-pol front-end
• CO Intensity Mapping using YTLA (New AMiBA) • Digital correlator & IF processor upgrade
• Greenland Telescope: • 230 & 345 GHz VLBI receiver system & VLBI hardware
• ALMA Band-1 prototyping development • System integration & testing& MMIC design, integration and
testing
• Superconducting devices and detectors
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The Submillimeter Array
SIS Junction
Submm Receiver First Taiwanese SMA Antenna
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Yuan T. Lee AMiBA Telescope
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Fast Analog to Digital Converter
ASIAA 1/27/2015 6
Jiang Homin, Liu Howard, Guzzino Kim, Kubo Derek, Chang Ray, Chen Ming-Tang, PASP, 2014.
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Fast Analog to Digital Converter
ROACH-2 with ASIAA Analog-to-Digital Converters (H.-M. Jiang, H. Liu, K. Guzzino, C.-T. Li, M.-T. Chen, et al, 2012
4-Element Prototype Digital Correlator (C.-T. Li, H.-M. Jiang, H. Liu, K. Guzzino, S. Ho, J. Kuroda, R. Srinivasan, D. Kubo, M.-T.
Chen, 2014
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Users of 5 Gsps ADC
Users: 1. UC Berkeley. USA 2. Green Bank, NRAO 3. JPL/Caltech 4. SKA South Africa, South Africa. 5. University of British Columbia, Canada. CHIME project. 6. Smithsonian Astrophysical Observatory 7. Chinese Academy of Science 8. Indian Inst of Technology (Indore) 9. Max-Planck Institute, Germany 10. Observatorio Astronomico di Cagliari, Italy 11. Shanghai Institute of Technology, China 12. Universidad de Chile, Chile 13. University of Hong Kong 14. University of Southampton, England 15. University of Washington, USA 16. University of Western Australia 17. Univ of Massachusetts, USA 18. More …
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Extension to Technology Communities
NTU EE: Huei Wang (王暉) Group
NCU EE: T. H. Chu (瞿大雄) Group
NTU EE: 中央電機 Thong-Yeh Chang (張鴻埜) Group
U. of Victoria/HIA Frank Jiang & Group
NTU EE: 中央電機 Thong-Yeh Chang (林佑生) Group
NCCU EE: 中正電機 Zuo-Ming Tsai (蔡作敏) Group
WIN Semiconductor Corp 穩懋半導體
• Supported many man-year of Master and PhD students in engineering disciplines from the past 12 years.
• Challenge and co-develop new technology with local
semiconductor foundry.
• More than 25 technical papers in referred journals
TSMC 台積電
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MMIC Development at ASIAA
80-120 GHz LNA, 70nm mHEMT 180-210 GHz amplifier, 70nm mHEMT
28-34 GHz HBT VCO W-band two-sideband mixer
Doubler
Buffer
Tripler
Vg1 GND Vd1 GND Vg2 Vd2
W-band frequency multiplier
• MMIC is suitable for multi-pixel, large array receiver for its high reliability, easy system integration, easy mass production, and low cost.
• Excellent foundry support in Taiwan.
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ALMA Band 1:
Cold Cartridge Assembly
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• Cold/Warm amplifier 30-50 GHz, 4-12 GHz etc.
• Cryogenic on-wafer characterization with cryogenic probe station
ALMA Band 1 Key Components: MMIC Approach
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Unique Observation at 350 GHz
Phased ALMA
Hawaii
Chile
Greenland
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Science driven forefront technologies
Producing Science, Create Research Opportunities in Taiwan and East Asia
Semiconductor Industry: TSMC, WIN
Science, Education, & Applications
ASIAA instrumentation is embedded in TW technology and industry