作者: Thomas Henry Tichy , Eric B. Taylor , Steven L. Steinbrunner
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摘要: An apparatus for filtering or suppressing a tactile feedback to user of computer cursor control device such as pointing stick is provided. A pzt material first mounted semi-rigid by bonding the metal substrate. When an ac signal applied this assembly it vibrates. By coupling mechanical vibration stick, can sense feedback. This be used, example, provide when depresses cause “mouse click.” In order prevent unwanted movement on display, suppression circuit provided that filters out spurious signals completely deactivates during activation