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Zerokey Inc patents

Recent patent applications related to Zerokey Inc. Zerokey Inc is listed as an Agent/Assignee. Note: Zerokey Inc may have other listings under different names/spellings. We're not affiliated with Zerokey Inc, we're just tracking patents.

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Angle encoder and a method of measuring an angle using same

An angle encoder has first and second components rotatable with respect to each other, and an encoder pattern having codewords for indicating the angle between the first and second components. The encoder pattern has a set of base encoder channels coded with a conventional gray code, and a set of booster channels for improving the resolution of angle measurement.. ... Zerokey Inc

Range-finding and object-positioning systems and methods using same

A range-finding and/or object-positioning system comprises one or more target devices; one or more reference devices communicating with said one or more target devices via one or more wireless signal sets, each wireless signal set comprising at least a first-speed signal having a first transmission speed and a second-speed signal having a second transmission speed, and the first transmission speed being higher than the second transmission speed; and at least one processing unit performing actions for determining at least one distance between one target device and one reference device based on the time difference between the receiving time of the first-speed signal and the receiving time of the second-speed signal of the wireless signal set communicated between said reference and target devices.. . ... Zerokey Inc

Method of determining position and cooperative positioning system using same

A positioning system is disclosed. The positioning system has a map database, a processing engine and a plurality of wireless communication devices including at least a first wireless communication device at a known position and a second wireless communication device at an unknown position. ... Zerokey Inc

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Zerokey Inc in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Zerokey Inc with additional patents listed. Browse our Agent directory for other possible listings. Page by