Quan; Cheng Hao

Patent Applications and Registrations

Patent applications and USPTO patent grants for Quan; Cheng Hao.The latest application filed is for "operation method of an rfid tag, operation method of an rfid reader, rfid tag, and rfid reader".

Company Profile

0.11.13

Quan; Cheng Hao - Daejeon KR
Quan; Cheng-Hao - Yanji CN
QUAN; Cheng Hao - Daejeon-city KR
QUAN; Cheng-Hao - Yanji City CN
Quan; Cheng-Hao - Jilin Province CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Symbol synchronization apparatus and method of passive RFID reader Grant 8,724,761 - Bae , et al. May 13, 2	2014-05-13
Passive RFID system and method Grant 8,717,147 - Bae , et al. May 6, 2	2014-05-06
RFID reader and method for suppressing transmission leakage signal thereof Grant 8,666,323 - Lee , et al. March 4, 2	2014-03-04
Passive RFID reader and operation control method therefor Grant 8,653,946 - Bae , et al. February 18, 2	2014-02-18
Apparatus and method for demodulating subcarrier tag signal in RFID reader Grant 8,264,332 - Bae , et al. September 11, 2	2012-09-11
Operation Method Of An Rfid Tag, Operation Method Of An Rfid Reader, Rfid Tag, And Rfid Reader App 20120112889 - Mo; Hee Sook ; et al.	2012-05-10
Method for identifying multiple moving tags with multiple readers Grant 8,115,603 - Quan , et al. February 14, 2	2012-02-14
Apparatus and method for transmit leakage signal suppression in RFID reader Grant 8,054,161 - Lee , et al. November 8, 2	2011-11-08
Rfid Reader, Rfid Tag, And Method Of Recognizing Plurality Of Rfid Tags App 20110148599 - Park; Chan Won ; et al.	2011-06-23
Passive Rfid System And Method App 20110148585 - Bae; Ji Hoon ; et al.	2011-06-23
Rfid Reader And Method For Suppressing Transmission Leakage Signal Thereof App 20110136445 - LEE; Donghan ; et al.	2011-06-09
Symbol Synchronization Apparatus And Method Of Passive Rfid Reader App 20110096883 - Bae; Ji Hoon ; et al.	2011-04-28
Mobile Rfid Device And Data Communication Method Thereof App 20110074555 - Park; Chan-Won ; et al.	2011-03-31
Demodulation Apparatus And Method For Rfid Reader In Passive Rfid Environment App 20110064165 - BAE; Ji-Hoon ; et al.	2011-03-17
Apparatus And Method For Demodulating Subcarrier Tag Signal In Rfid Reader App 20100039227 - BAE; Ji-Hoon ; et al.	2010-02-18
Apparatus And Method For Transmit Leakage Signal Suppression In Rfid Reader App 20100026460 - LEE; Donghan ; et al.	2010-02-04
Media Access Method Performed By Reader In Dense Reader Environment App 20090109929 - QUAN; Cheng Hao ; et al.	2009-04-30
Passive Rfid Reader And Operation Control Method Therefor App 20080122581 - BAE; Ji-Hoon ; et al.	2008-05-29
Method For Identifying Multiple Moving Tags With Multiple Readers App 20080024275 - QUAN; Cheng Hao ; et al.	2008-01-31
Apparatus and method for reading multiple tags with different protocols in RFID system App 20070069862 - Mo; Hee-Sook ; et al.	2007-03-29

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