Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Inventec CorpfiledCriticalInventec Corp
Priority to TW85103066ApriorityCriticalpatent/TW290673B/en
Application grantedgrantedCritical
Publication of TW290673BpublicationCriticalpatent/TW290673B/en
A method of preventing hand-writing pen for PDA from being dropped comprises of the following steps: (1) first shutting down the power of PDA; (2) the microprocessor in PDA detecting if hand-writing pen is embedded on the PDA by one detecting device. If yes, keeping the power of PDA in OFF state, else the timer in PDA starts clocking by preset time; (3) after finishing clocking, then detecting if hand-writing pen is embedded on PDA If yes, keeping the power of PDA in OFF state, else detecting if power source supplied to PDA is insufficient If yes, the microprocessor will drive buzzer to alarm, warning user that hand-writing pen is not embedded on PDA, and its battery power is not enough, else driving voice circuit of PDA and buzzer to alarm, to notify user that hand-writing pen is not embedded on PDA; (4) last forcing the PDA to remain in OFF state.
TW85103066A1996-03-141996-03-14Method of preventing hand-writing pen for PDA from being dropped and device thereof
TW290673B
(en)