Invention Grant
- Patent Title: RFID system with distributed readers
- Patent Title (中): 具有分布式读取器的RFID系统
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Application No.: US12111808Application Date: 2008-04-29
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Publication No.: US08717144B2Publication Date: 2014-05-06
- Inventor: Dean Kawaguchi , Edward M. Farrell
- Applicant: Dean Kawaguchi , Edward M. Farrell
- Applicant Address: US CA Santa Clara
- Assignee: Intelleflex Corporation
- Current Assignee: Intelleflex Corporation
- Current Assignee Address: US CA Santa Clara
- Agency: Zilka-Kotab, PC
- Main IPC: H04Q5/22
- IPC: H04Q5/22

Abstract:
A system in one embodiment includes a plurality of Radio Frequency Identification (RFID) readers, each reader being capable of using a single antenna for both transmit and receive functions, wherein, during operation, one of the readers transmits and at least another of the readers receives a response to the transmission from an RFID device. A system in another embodiment includes a plurality of Radio Frequency Identification (RFID) readers, each reader having at least one antenna mounted on a housing thereof, wherein, during operation, the reader transmitting emits a signal sufficient to communicate with a battery assisted passive RFID device at a range of at least 20 meters. Additional systems and methods are also presented.
Public/Granted literature
- US20090267737A1 RFID SYSTEM WITH DISTRIBUTED READERS Public/Granted day:2009-10-29
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