Electronic Board Eraser and Controlling Method Thereof
AssigneeEgalax_Empia Technology Inc.
InventorSHANG-TAI YEH
Life of this patent
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Abstract
An electronic board eraser, including: a case, a wiping surface connecting to the case; at least three eraser electrodes; a driving circuit connecting to the at least three eraser electrodes; a sensing electrode; a sensing circuit connecting to the sensing electrode; and a processor connecting to the driving circuit and the sensing circuit, wherein the processor is configured to execute a program module for realizing the following steps: having the sensing circuit sense a beacon signal emitted from a touch panel; and having the driving circuit provide electrical signals to the at least three eraser electrodes after a time period since the beacon signal is emitted.
Claims16
An electronic board eraser, comprising:
- a case;
- a wiping surface connecting to the case;
- at least three eraser electrodes;
- a driving circuit connecting to the at least three eraser electrodes;
- a sensing electrode;
- a sensing circuit connecting to the sensing electrode;
- and
- a processor connecting to the driving circuit and the sensing circuit, wherein the processor is configured to execute a program module for realizing the following steps:
- having the sensing circuit sense a beacon signal emitted from a touch panel;
- and
- having the driving circuit provide electrical signals to the at least three eraser electrodes after a time period since the beacon signal is emitted.
A controlling method for electronic board eraser, comprising:
- having a sensing circuit of an electronic board eraser sense a beacon signal emitted from a touch panel via a sensing electrode of the electronic board eraser;
- and
- having a driving circuit of the electronic board eraser provide electrical signals to at least three eraser electrodes of the electronic board eraser after a time period since the beacon signal is emitted.
Dependencies are inferred from the claim text.