The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 19, 2017
Filed:
Mar. 12, 2015
Applicant:
Cypress Semiconductor Corporation, San Jose, CA (US);
Inventors:
Mark R. Whitaker, Colorado Springs, CO (US);
Kirk Greefkes, Colorado Springs, CO (US);
Assignee:
Cypress Semiconductor Corporation, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q 5/22 (2006.01); G06F 13/32 (2006.01); G06K 7/10 (2006.01); G06F 12/02 (2006.01); G06F 13/364 (2006.01); G06F 13/40 (2006.01);
U.S. Cl.
CPC ...
G06F 13/32 (2013.01); G06F 12/0246 (2013.01); G06F 13/364 (2013.01); G06F 13/4068 (2013.01); G06K 7/10366 (2013.01); G06F 2212/2022 (2013.01);
Abstract
A RFID system includes an RFID controller incorporating a serial bus master coupled via a serial bus to a serial bus slave device, whereby the RFID controller controls power supply and/or power mode of the salve device in order that the slave device is powered and able to communicate with the RFID controller in response to RFID commands received from an RFID reader, and unpowered or in a low power mode otherwise.