Multi-touch Technology by dhananjayachar1

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									Multi-touch table
                   Outline
•   What is a Multi-touch table
•   History of Multi-touch technology
•   DIY your own Multi-touch table
•   Current Use
•   Other Approach
•   Conclusion
      What is a Multi-touch table
•   A table
•   Multi-touch functionality
•   Interactive Screen
•   Computer

• Add-on
    – Wireless connection
    – Useful app
What is a Multi-touch table



           +
      +          +
What is a Multi-touch table
History of Multi-touch technology




          All start from here
History of Multi-touch technology




  1972: PLATO IV Touch Screen Terminal
     (Computer-based Education Research Laboratory
         University of Illinois, Urbana-Champain)
History of Multi-touch technology




   Reference: http://www.i-techcompany.com/touchscreen.html
 History of Multi-touch technology
• 1982: Flexible Machine Interface (Nimish
  Mehta , University of Toronto).
• 1983: Video Place / Video Desk (Myron
  Krueger)
  – http://youtube.com/watch?v=dmmxVA5xhuo
• 1984: Multi-Touch Screen (Bob Boie, Bell
  Labs, Murray Hill NJ)
History of Multi-touch technology




    1986:    Apple Desktop Bus (ADB)
      and the Trackball Scroller Init
      (Apple Computer / University of Toronto)
History of Multi-touch technology




              1991: Digital Desk
  (Pierre Wellner, Rank Xerox EuroPARC, Cambridge)
History of Multi-touch technology




           1992: Simon
           (IBM & Bell South)
History of Multi-touch technology




        1992: Wacom (Japan)
History of Multi-touch technology




          2002: Jun Rekimoto
      Sony Computer Science Laboratories
History of Multi-touch technology




         2007: Apple iPhone
History of Multi-touch technology




   2007: Microsoft Surface Computing
History of Multi-touch technology




            2008: N-trig
 History of Multi-touch technology
• Reference
  – Bill buxton
  – http://www.billbuxton.com/multitouchOverview
    .html
DIY Time
                DIY Time
• Frustrated Total Internal Reflection
                DIY Time
• Diffused Illumination
            DIY Time
• Surface
               DIY Time
•   透明材質 (壓克力)
•   紅外光投光器 (IR Illuminator)
•   投影機 (Projector)
•   投影布幕 (Diffuser)
•   紅外線攝影機 (IR Camera/Webcam)
•   木材 (桌子)
•   反光鏡 (如果要做大一點的 Table)
•   電腦
•   TouchLib (偵測手指的軟體)
               DIY Time
• 紅外線投光器
 – http://www.led-shop.com.tw/
                 DIY Time
• 投影布幕 (Diffuser)
  –   描圖紙 (Tracing Paper)
  –   Rosco Grey
  –   Lee Filter 225
  –   Lee Filter 273  NT 3,800
• 反射鏡
  – 鍍面在前面的鏡子
  – 鍍面在後面的普通鏡子
                 DIY Time
• 投影布幕 (Diffuser)
  –   描圖紙 (Tracing Paper)
  –   Rosco Grey
  –   Lee Filter 225
  –   Lee Filter 273  NT 3,800
• 反射鏡
  – 鍍面在前面的鏡子
  – 鍍面在後面的普通鏡子
           DIY Time
• 紅外線攝影機 (IR Camera/Webcam)
                 DIY Time
• TouchLib
  – http://nuigroup.com/touchlib/
DIY Time
                DIY Time
• Reference:
  – http://uiui.mmdays.com/2008/05/08/diy-
    surface-table-2/
             Current Use
• CNN
  – Perceptive Pixel
  – http://www.youtube.com/watch?v=vb5g19Nn4
    Cc
• Laptop
  – HP TouchSmart tx2z
  – Dell Latitude XT
  – EEE PC 900
          Current Use
• 洪一平教授
 – http://ippr.csie.ntu.edu.tw/
 – 故宮博物院 - 數位典藏國家型科技計畫
 – I-m-Top 多重觸控桌面
 – 虛擬面板 (Virtual Panel)
           Current Use
• NIKE 6453 TPE
  – No.36, 敦化南路一段187巷
                 Other Approach
•   Real-time Tracking Finger
•   聲波 -- Cardiff University
•   Microsoft ThinSight
•   Diamond Table - MERL
•   Johnny Chung Lee
    –   Tracking Your Fingers with the Wiimote
    –   http://johnnylee.net/projects/wii/
    –   http://johnnylee.net/projects/thesis/
    –   http://steadycam.org/
               Conclusion


• Multi-touch (+multi-user) technology will be
  become common in our life in future.
• More innovative human-computer
  interactive device will be invented.

								
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