--- tags: Intro to Space and Engineering, ss, ncu author: No_Ball GA: UA-208228992-1 --- [TOC] # Space Industry  ## Space v.s. vehicle(Car) - Output value per year - Space : 2018 (USD)360B vs. 1.2B(SpaceX) - vehicle: > USD 3T (Toyota USD 300B) - Yield per year - Space : < 1500 (satellite) - vehicle : ~90000000 (car) - **Space industry is still small** ## New space - Recently space industrialize - Government -> Personal ### LEO satellite - Flying Hieght - 500~900 km - Velocity - 7~8 (km/s) - Cycle - 90~100 (mins) - Faster than photonic network ### LEO commuication satellite - Company - SpaceX Startlink(955/42K) - OneWeb(74/650 -> 48K) - Telesate LEO(1/298) - Amazon Kuiper(0, 3236) - Counters - Massive launch and productions - budget (USD 99/ month) ## Communication delay - photonic ISP: 12-20 ms - Coaxial cable ISP: 15-34 ms - DSL: 25-80 ms - HughesNet GSO satellite: ~500-600 ms - Theoretically 477ms - Upload: 3 Mbps - Download: 3 Mbps - Viasate GSO satellite: - Upload: 100 Mbps - OneWeb LEO: ~32 ms - Upload and Download : 400Mbps - Telesat Phase 1 LEO: 18-40 ms - Upload and Download : 60Mbps - Starlink LEO: 20-40 ms - Upload and Download : 50-100Mbps ### Startlink - Now - 955 (with 51 retired) - Problem - Launch slow ### Communication - Theoretically - 36000 LEO satellite - 20 Gbps, 25M family (100M/people) - 3 year lifetime - Renew - 12000 / year - USD 1M / year - cost ~1200M USD - Cost - 25M / terminal - USD 100 / year - Profit - USD 18B / year - Future - Tesla Car with starlink - 1M NT - with porfit USB 1.2B ### Meets - Productivity - 40 sat / year - renew: 3 years - profit: USD 12B / year - 10 ground station / year - renew: 10 years - profit: USD 3.6B / year - 5M terminal / year - renew: 5 years - profit: USD 1B / year - Total: USD 16.6B ## Road toward space country - Phaze one - Technology aquire period - Buy - Phaze two - Technology consume period - Give out - Phaze three - Space industry ### Taiwan's Space Industry - 科技部 - 第三期國家太空科技發產計畫(251億/10年) - 遙測衛星 -> 科技酬載/科普活動 - 科技部&經濟部 (太空中心、工研院) - Beyond 5G 通訊衛星 與 地面站(250億/4年) - 地面站 - 低軌道通訊衛星 -> 地面站次系統 - 國防部(中科院) - 衛星次系統/環境測試 - 教育部(中央大學) - 高教深耕/特色領域中心 - 太空科學與科技研究中心(2.5億/5年) - 立方衛星 -> 協助國內產業獲得飛行履歷 - 進軍國際太空產業工業鏈   > 有沒有發現少了甚麼 > 對 沒有我們太空系 > 沒有我們太空系就別想成功[name=趙吉光] ### 太空科學與科技研究中心 - 完備大學及太空中心 - 推動尖端太空科技應用 - 推動台灣太空產業  ## 未來主軸應用方向  - 地球觀測 - 增加地科院與遙測中心成員 - 鼓勵使用衛星平台觀測 - 衛星通訊 - 增加資工系與通訊系成員 - 以國內產業需求為導向 - 太空科學 - 增加太空系成員 - 國際合作為導向 -
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