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US 9,720,523 B2Granted
Active pencil and transmitter
AssigneeMicrosoft Technology Licensing, LLC
InventorEliyahu Barel
Life of this patent
Estimating the term…
Abstract
A device includes a connector configured to electrically contact a conductive core of a pencil and a circuit electrically connected to the contact. The circuit transmits a signal via the contact and the conductive core.
Claims24
A device comprising:
- a housing configured to be removeably mounted on the pencil;
- a connector configured to electrically contact a conductive core of a pencil;
- and
- a circuit electrically connected to the contact, the circuit configured to transmit a signal via the contact and the conductive core, wherein the connector and the circuit are housed in the housing and wherein the connector is configured to establish the electrical contact based on the housing being mounted on the pencil.
1 more element
An active pencil comprising:
- a pencil comprising a conductive core surrounded by an insulator;
- and
- an activation unit comprising:
- a transmitter configured to generate a signal for transmission;
- and
- a connector configured to establish electrical communication between the transmitter and the conductive core of the pencil, wherein the activation unit is configured to be removably mounted on the pencil and wherein the connector is configured to initiate the electrical contact with the conductive core of the pencil based on the activation unit being mounted on the pencil.
3 more elements
A kit comprising:
- a pencil;
- and
- an activation unit configured to be removably mounted on the pencil and to transmit signals via a lead of the pencil while mounted on the pencil, wherein the activation unit is configured to initiate electric contact with the lead of the pencil based being mounting on the pencil.
Dependencies are inferred from the claim text.