Invention Grant
- Patent Title: Smart/active RFID tag for use in a WPAN
- Patent Title (中): 用于WPAN的智能/有源RFID标签
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Application No.: US12136861Application Date: 2008-06-11
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Publication No.: US08483720B2Publication Date: 2013-07-09
- Inventor: Shahin Farahani , Kuor-Hsin Chang , Clinton C Powell
- Applicant: Shahin Farahani , Kuor-Hsin Chang , Clinton C Powell
- Applicant Address: US TX Austin
- Assignee: Freescale Semiconductor, Inc.
- Current Assignee: Freescale Semiconductor, Inc.
- Current Assignee Address: US TX Austin
- Agency: Terrile, Cannatti, Chambers & Holland, LLP
- Agent Michael Rocco Cannatti
- Main IPC: H04W24/00
- IPC: H04W24/00

Abstract:
A system and method is provided for processing communication signals in a wireless personal area network (WPAN) using a transceiver comprising a first transmitter and a first receiver operable to transmit and receive signals using a first transmission protocol and a second transmitter operable to transmit signals using a second transmission protocol. In various embodiments, the first receiver is used to receive a first signal that was transmitted using the first communication protocol and the second transmitter is used to transmit a second signal using the second transmission protocol in response to receipt of the first signal. The second signal is then processed to determine the location of the object. In some embodiments, the first transmission protocol is compliant with an Institute of Electrical and Electronics Engineers 802.15.4 transmission protocol and the second transmission protocol is compliant with an Ultra-Wide Band (UWB) protocol.
Public/Granted literature
- US20090311960A1 Smart/Active RFID Tag for Use in a WPAN Public/Granted day:2009-12-17
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