The pointing stick (trademarked by IBM as the TrackPoint and by Synaptics as the TouchStyk) is an isometric joystick acclimated as a pointing accessory (compare abnormally touchpad and trackball). It was invented by analysis scientist Ted Selker. It is present on abounding brands of laptops, including Lenovo's band of ThinkPad laptops, Toshiba Tecra laptops, HP business notebooks and on Dell Latitudes beneath the name of Track Stick. It has additionally been acclimated on computer mice and on some desktop keyboards (as an chip pointing device).
The pointing stick operates by analysis activated force (hence it is additionally accepted as an isometric joystick), by application a brace of arresting ache gauges. The acceleration of the cursor depends on the activated force. On a QWERTY keyboard, the stick is anchored amid the 'G', 'H' and 'B' keys, and the abrasion buttons are placed aloof beneath the Spacebar. The abrasion buttons can be operated right-handed or awkward due to their adjustment beneath the keyboard forth the centerline.
The pointing stick has a dispensable elastic cap, commonly red on the ThinkPad but additionally begin in added colors on added machines. The cap can be a hardly asperous "eraser head" actual (Classic Dome) or added alternative shapes (Soft Dome or Soft Rim)
The pointing stick operates by analysis activated force (hence it is additionally accepted as an isometric joystick), by application a brace of arresting ache gauges. The acceleration of the cursor depends on the activated force. On a QWERTY keyboard, the stick is anchored amid the 'G', 'H' and 'B' keys, and the abrasion buttons are placed aloof beneath the Spacebar. The abrasion buttons can be operated right-handed or awkward due to their adjustment beneath the keyboard forth the centerline.
The pointing stick has a dispensable elastic cap, commonly red on the ThinkPad but additionally begin in added colors on added machines. The cap can be a hardly asperous "eraser head" actual (Classic Dome) or added alternative shapes (Soft Dome or Soft Rim)
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