Image Number 3 for United States Patent #5841354.
A position-sensing waking system and method includes an ear plug for slidably inserting into an ear of a person, a housing rotatably connected with the ear plug, an alarm mechanism for generating an alarm sound, a detection switch disposed inside the housing, a control circuit for controlling the position-sensing waking system, and a battery for supplying power to the position-sensing waking system, the housing containing the alarm system, the system switch, the detection switch, the control circuit and the battery, wherein the detection switch is activated according to a movement of the ear to generate the alarm sound by the alarm mechanism.
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