The answer, he said, was to tap into the brain's "hierarchical" system used to control the body.
The control programs have been used to create control systems for a bipedal robot and a visual recognition system for a robot that works even when the machine is distracted by flashing lights and shadows.
For one thing, such devices allow the patient to sense the movement of the arm through a system of cables which are used to control the device, usually by attaching them to the opposite shoulder.
In 2004 Mercedes-Benz faced customers complaints that its Sensotronic brake-by-wire system - which used an electrical link to control vehicles' brake pads - sometimes failed.
PenPoint from Go used a unique set of system wide gestures to control the device and had an architecture to allow for documents nested within documents that could be zoomed in and out.
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Another kind of system, known as DCS, or Distributed Control Systems, is often used in isolated areas such as a chemical plant.
Contract controllers are a widely used but little-known part of the FAA's air traffic control system.
From the government's point of view, a new system would mean that they could sell off spectrum currently used by air traffic control.
The large touchscreen is not only used to control all infotainment functions, but also to access the status of the hybrid system.
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But I feel that control slipping away, and cannot remain part of a system where liking me or my work can be used against you.
The British Health Secretary Alan Milburn said the current system of control through licences needed to be strengthened by law "to ensure that genetic advances are used for good rather than for evil".
The auto industry has intensified its research on how to link cruise control, steering, brakes and the cameras and sensors used for collision-avoidance systems into an integrated system able to guide a car safely.
Gun-control advocates have helped highlight these flaws, but some also worry that focus on the system's holes will be used as an excuse to block legislation requiring universal use of the background check system.
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