Smart resonating pen
First Claim
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1. A resonating pen having a plurality of resonance frequencies, the resonating pen comprising:
- a first circuit segment comprising an inductor for the plurality of resonance frequencies;
a second circuit segment comprising a plurality of transistors, each of the plurality of transistors comprising a transistor state;
a third circuit segment comprising a controller, the controller configured to alter the transistor state of the plurality of transistors to change the resonating pen to a first resonance frequency of the plurality of resonance frequencies; and
a switch configured to trigger the controller to alter the transistor state of the plurality of transistors,wherein the resonating pen is configured to passively transmit a synchronization signal to an input device prior to transmitting data to the input device,wherein passively transmitting a synchronization signal comprises being, for a predefined length of time, in a second resonance frequency of the plurality of resonance frequencies, andwherein the resonating pen is a passive pen.
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Abstract
A resonating pen having multiple resonance frequencies includes a first circuit segment including an inductor for the resonance frequencies, a second circuit segment including transistors, where each of the transistors includes a transistor state, and a third circuit segment includes a controller. The controller is configured to alter the transistor state of the transistors to change the resonating pen to a resonance frequency. The resonating pen further includes a switch configured to control the controller.
28 Citations
20 Claims
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1. A resonating pen having a plurality of resonance frequencies, the resonating pen comprising:
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a first circuit segment comprising an inductor for the plurality of resonance frequencies; a second circuit segment comprising a plurality of transistors, each of the plurality of transistors comprising a transistor state; a third circuit segment comprising a controller, the controller configured to alter the transistor state of the plurality of transistors to change the resonating pen to a first resonance frequency of the plurality of resonance frequencies; and a switch configured to trigger the controller to alter the transistor state of the plurality of transistors, wherein the resonating pen is configured to passively transmit a synchronization signal to an input device prior to transmitting data to the input device, wherein passively transmitting a synchronization signal comprises being, for a predefined length of time, in a second resonance frequency of the plurality of resonance frequencies, and wherein the resonating pen is a passive pen. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 20)
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11. A system comprising:
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an input device configured to; detect a plurality of resonance frequencies, and enter a pattern detection mode in response to detecting a first resonance frequency of the plurality of resonance frequencies, wherein, in the pattern detection mode, the input device is configured to detect a pattern of resonance frequencies; and a resonating pen having the plurality of resonance frequencies, the resonating pen comprising; a first circuit segment comprising an inductor for the plurality of resonance frequencies, a second circuit segment comprising a plurality of transistors, each of the plurality of transistors comprising a transistor state, a third circuit segment comprising a controller, the controller configured to alter the transistor state of the plurality of transistors to change the resonating pen to a second resonance frequency of the plurality of resonance frequencies, and a switch configured to trigger the controller to alter the transistor state of the plurality of transistors, wherein the resonating pen is configured to passively transmit a synchronization signal to the input device prior to transmitting data to the input device, wherein passively transmitting a synchronization signal comprises being, for a predefined length of time, in the first resonance frequency of the plurality of resonance frequencies, and wherein the resonating pen is a passive pen. - View Dependent Claims (12, 13, 14)
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15. A resonating pen having a plurality of resonance frequencies, the resonating pen comprising:
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a tip; a first circuit segment comprising an inductor for the plurality of resonance frequencies; a second circuit segment comprising a plurality of transistors, each of the plurality of transistors comprising a transistor state; a third circuit segment comprising a force sensor configured to detect a force on the tip to obtain a detected force; and a fourth circuit segment comprising a controller, the controller configured to alter the transistor state of the plurality of transistors to change, based on the detected force, the resonating pen to a first resonance frequency of the plurality of resonance frequencies, wherein the resonating pen is configured to passively transmit a synchronization signal to the input device prior to transmitting data to the input device, wherein passively transmitting a synchronization signal comprises being, for a predefined length of time, in a second resonance frequency of the plurality of resonance frequencies, and wherein the resonating pen is a passive pen. - View Dependent Claims (16, 17, 18, 19)
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Specification