Patent · US Active

Dual mode, passcode storage, wireless secure lock

US10789792B2 · kind B2 · utility

3Cited by

3References

16Claims

0Family size

Assignee

Renesas Electronics America Inc. · US

Inventors

Robert Edmund Grange · San Diego, US
Shigeru Maeta · San Jose, US
Eugene Bonev · Los Gatos, US

Key dates

Filing date	Dec 14, 2018
Grant date	Sep 29, 2020
Priority date	—
Expiry date	Dec 14, 2038

Classification

Technology area (CPC H)Electricity
CPC primaryH02J50/10
WIPO fieldControl
WIPO sectorInstruments

Abstract

A dual mode, passcode storage, wireless secure lock is disclosed. In one embodiment, a key is provided that includes a key coil, a first key data processing device (DPD), a second key DPD, and a key radio transceiver. The first key DPD is configured to receive a first authentication code (AC) from a lock via the key coil. The first key DPD is configured to compare the first AC with data in memory of the key DPD. The first key DPD is configured to activate the second key DPD in response to response to determining the first AC compares equally to data in memory of the first key DPD. The second key DPD is configured to transmit a second AC to the lock via the key radio transceiver after the second key DPD is activated.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.