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An assistive device is developed to help the peoples with disability to have a self-supporting life. This device uses two motors to lift up the user's arm and to bend the elbow joint. The force can be easily adjusted by the electric motor control. The control mode can be selected based on the user's ability. An original human interface to use a muscle activity sensor is introduced to enable the human...
Achromates' requirements in reading maps are seldom considered during the color design of the map. The author suggests some rules for map designers, and then establishes map color design schemes for different kinds of achromates. The schemes data stored in database, can be conveniently used by map designers. Finally, an example about electronic map designed with the color design scheme is introduced.
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.