Choi; Gil Young

Patent Applications and Registrations

Patent applications and USPTO patent grants for Choi; Gil Young.The latest application filed is for "reader antenna and rfid electronic shelf including the same".

Company Profile

0.45.64

Choi; Gil Young - Daejeon KR
Choi; Gil-young - Daejeon-si N/A KR
Choi; Gil-Young - Daejon N/A KR
Choi; Gil-Young - Daejeon-city KR

*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
Reader antenna and RFID electronic shelf including the same Grant 9,033,233 - Choi , et al. May 19, 2	2015-05-19
RFID reader and method for controlling gain thereof Grant 8,779,896 - Shin , et al. July 15, 2	2014-07-15
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
Tag antenna using microstrip line, method of manufacturing the same and radio frequency identification tag Grant 8,654,012 - Kim , et al. February 18, 2	2014-02-18
Passive RFID reader and operation control method therefor Grant 8,653,946 - Bae , et al. February 18, 2	2014-02-18
Reader Antenna And Rfid Electronic Shelf Including The Same App 20130214046 - Choi; Won Kyu ; et al.	2013-08-22
Method and apparatus for stopping power supply in RFID system Grant 8,416,063 - Jung , et al. April 9, 2	2013-04-09
Apparatus and method for integrated reader and tag Grant 8,362,879 - Bae , et al. January 29, 2	2013-01-29
Synchronization apparatus for accurately demodulating signal input to PJM tag and PJM tag including the synchronization apparatus Grant 8,325,868 - Bae , et al. December 4, 2	2012-12-04
Apparatus and method for demodulating subcarrier tag signal in RFID reader Grant 8,264,332 - Bae , et al. September 11, 2	2012-09-11
System with shared power amplifier for mobile communication terminal with mobile RFID function Grant 8,219,141 - Yang , et al. July 10, 2	2012-07-10
Near-field RFID reader antenna Grant 8,212,679 - Kim , et al. July 3, 2	2012-07-03
Rfid Electronic Shelf Apparatus And Method Of Detecting Poisitons Of Tags Using The Same App 20120133488 - CHOI; Gil Young ; et al.	2012-05-31
Radio frequency identification tag and antenna for radio frequency identification tag Grant 8,174,390 - Kim , et al. May 8, 2	2012-05-08
Method for identifying multiple moving tags with multiple readers Grant 8,115,603 - Quan , et al. February 14, 2	2012-02-14
Passive tag including volatile memory Grant 8,102,263 - Yeo , et al. January 24, 2	2012-01-24
Radio frequency identification tag and radio frequency identification tag antenna Grant 8,098,201 - Choi , et al. January 17, 2	2012-01-17
Transmit/receive antenna system having offset feed points for high isolation Grant 8,081,062 - Son , et al. December 20, 2	2011-12-20
Apparatus and method for transmit leakage signal suppression in RFID reader Grant 8,054,161 - Lee , et al. November 8, 2	2011-11-08
Open-ended two-strip meander line antenna, RFID tag using the antenna, and antenna impedance matching method thereof Grant 8,009,118 - Son , et al. August 30, 2	2011-08-30
Apparatus for storing sensing data in tag and method thereof Grant 7,986,229 - Yeo , et al. July 26, 2	2011-07-26
Mobile RFID reader and control method thereof Grant 7,982,584 - Bae , et al. July 19, 2	2011-07-19
Passive Rfid System And Method App 20110148585 - Bae; Ji Hoon ; et al.	2011-06-23
Rfid Reader, Rfid Tag, And Method Of Recognizing Plurality Of Rfid Tags App 20110148599 - Park; Chan Won ; et al.	2011-06-23
Rfid Reader And Signal Receiving Method Thereof App 20110140853 - JUNG; Jae Young ; et al.	2011-06-16
Rfid Reader And Method For Suppressing Transmission Leakage Signal Thereof App 20110136445 - LEE; Donghan ; et al.	2011-06-09
Antenna for radio frequency identification tag Grant 7,940,183 - Kim , et al. May 10, 2	2011-05-10
Rfid Reader And Method For Controlling Gain Thereof App 20110102151 - Shin; Dong-Beom ; et al.	2011-05-05
Symbol Synchronization Apparatus And Method Of Passive Rfid Reader App 20110096883 - Bae; Ji Hoon ; et al.	2011-04-28
Method and apparatus for sharing portable terminal in CDMA system and mobile RFID system Grant 7,933,577 - Shin , et al. April 26, 2	2011-04-26
Rfid Reader Antenna And Rfid Shelf Having The Same App 20110090130 - CHOI; Won Kyu ; et al.	2011-04-21
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
Power control method for mobile RFID reader and RFID reader using the same Grant 7,893,834 - Park , et al. February 22, 2	2011-02-22
Lower power battery-assisted RFID tag having improved recognition distance, and wake-up method thereof Grant 7,884,723 - Jung , et al. February 8, 2	2011-02-08
Radio frequency identification tag antenna using proximity coupling for attaching to metal Grant 7,876,269 - Choi , et al. January 25, 2	2011-01-25
Tag Antenna Using Microstrip Line, Method Of Manufacturing The Same And Radio Frequency Identification Tag App 20100314453 - Kim; Jeong-seok ; et al.	2010-12-16
Apparatus And Method Of Generating Wake-up Signal In Battery-powered Passive Tag App 20100314452 - Yeo; Junho ; et al.	2010-12-16
Apparatus and method for receiving tag signal in mobile RFID reader Grant 7,821,378 - Bae , et al. October 26, 2	2010-10-26
Freight Container Cargo-working Management System And Method Using Rfid Technology App 20100253483 - Yang; Hoe-Sung ; et al.	2010-10-07
Synchronization Apparatus For Accurately Demodulating Signal Input To Pjm Tag And Pjm Tag Including The Synchronization Apparatus App 20100246738 - BAE; Ji-hoon ; et al.	2010-09-30
Antenna for radio frequency identification tag Grant 7,791,543 - Choi , et al. September 7, 2	2010-09-07
Tdma Control Method Used By Rfid Reader Via Mobile Phone Base Station And Mobile Rfid Reader App 20100207737 - Park; Chan-Won ; et al.	2010-08-19
Mobile Rfid Reader And Rfid Communication Method Using Shared System Clock App 20100207736 - Park; Chan-Won ; et al.	2010-08-19
Near-field Rfid Reader Antenna App 20100141386 - KIM; Jeong-seok ; et al.	2010-06-10
Radio frequency identification tag antenna for attaching to metal Grant 7,733,273 - Choi , et al. June 8, 2	2010-06-08
Antenna having loop and helical structure and RFID tag using the same Grant 7,710,274 - Choi , et al. May 4, 2	2010-05-04
Method And Apparatus For Transmitting Sensor Status Of Radio Frequency Identification Tag App 20100090809 - Yeo; Junho ; et al.	2010-04-15
Method for estimating number of tags in slotted aloha-based RFID system Grant 7,675,403 - Quan , et al. March 9, 2	2010-03-09
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
Near-field Radio Frequency Identification Reader Antenna App 20100026582 - CHOI; Won Kyu ; et al.	2010-02-04
Antenna using proximity-coupled feed method, RFID tag having the same, and antenna impedance matching method thereof Grant 7,629,929 - Son , et al. December 8, 2	2009-12-08
RFID system and method for protecting information Grant 7,592,917 - Quan , et al. September 22, 2	2009-09-22
System With Shared Power Amplifier For Mobile Communication Terminal With Mobile Rfid Function App 20090209283 - Yang; Hoe-Sung ; et al.	2009-08-20
Radio Frequency Identification Tag And Antenna For Radio Frequency Identification Tag App 20090146820 - KIM; Jeong Seok ; et al.	2009-06-11
Method And Device For Setting Rfid Parameter App 20090146787 - PARK; Chan-Won ; et al.	2009-06-11
Radio Frequency Identification Tag And Radio Frequency Identification Tag Antenna App 20090140928 - Choi; Won Kyu ; et al.	2009-06-04
Data storing apparatus and method for RFID tags with sensors Grant 7,538,678 - Jung , et al. May 26, 2	2009-05-26
Antenna For Radio Frequency Identification Tag App 20090121879 - KIM; Jeong Seok ; et al.	2009-05-14
Media Access Method Performed By Reader In Dense Reader Environment App 20090109929 - QUAN; Cheng Hao ; et al.	2009-04-30
Antenna For Radio Frequency Identification Tag App 20090096678 - Choi; Won Kyu ; et al.	2009-04-16
Radio Frequency Identification Tag Antenna Using Proximity Coupling For Attaching To Metal App 20090096582 - CHOI; Won Kyu ; et al.	2009-04-16
Radio Frequency Identification Tag Antenna For Attaching To Metal App 20090085809 - CHOI; Won Kyu ; et al.	2009-04-02
Method And System Of Receiving Tag Signal From Rfid Reader App 20090086869 - Bae; Ji-Hoon ; et al.	2009-04-02
Electrical loop antenna with unidirectional and uniform current radiation source Grant 7,505,008 - Shin , et al. March 17, 2	2009-03-17
Antenna Using Proximity-Coupling Between Radiation Patch and Short-Ended Feed Line, Rfid Tag Employing the Same, and Antenna Impedance Matching Method Thereof App 20080309578 - Son; Hae-Won ; et al.	2008-12-18
Antenna with High Isolation App 20080309428 - Son; Hae-Won ; et al.	2008-12-18
Apparatus And Method For Detecting Wake-up Burst Of Active Rfid Tag App 20080224873 - YEO; Junho ; et al.	2008-09-18
Apparatus And Method For Managing Power Of Rfid Tag App 20080224870 - Yeo; Junho ; et al.	2008-09-18
Antenna Having Loop And Helical Structure And Rfid Tag Using The Same App 20080180216 - Choi; Won-Kyu ; et al.	2008-07-31
Apparatus For Storing Sensing Data In Tag And Method Thereof App 20080136600 - YEO; Junho ; et al.	2008-06-12
Method And Apparatus For Stopping Power Supply In Rfid System App 20080136594 - JUNG; Jae-Young ; et al.	2008-06-12
Passive Tag Including Volatile Memory App 20080136596 - YEO; Junho ; et al.	2008-06-12
Apparatus For Managing Power In Passive Tag And Method Thereof App 20080136643 - YEO; Junho ; et al.	2008-06-12
Low-powered Rfid Tag And Method Of Expanding Lifecycle Of Rfid Tag App 20080136603 - Choi; Su Na ; et al.	2008-06-12
Rfid Sensor Tag Antenna Using Coupling Feeding Method App 20080136597 - CHOI; Won Kyu ; et al.	2008-06-12
Passive Rfid Reader And Operation Control Method Therefor App 20080122581 - BAE; Ji-Hoon ; et al.	2008-05-29
Lower Power Battery-assisted Rfid Tag Having Improved Recognition Distance, And Wake-up Method Thereof App 20080122625 - JUNG; Jae-Young ; et al.	2008-05-29
Method For Identifying Multiple Moving Tags With Multiple Readers App 20080024275 - QUAN; Cheng Hao ; et al.	2008-01-31
Method For Reading Tag In Mobile Rfid Environment App 20070236332 - QUAN; ChengHao ; et al.	2007-10-11
Data storing apparatus and method for RFID tags with sensors App 20070132588 - Jung; Jae-Young ; et al.	2007-06-14
Power control method for mobile RFID reader and RFID reader using the same App 20070126553 - Park; Chan-Won ; et al.	2007-06-07
Method for processing reception call in mobile RFID service, and a wireless communication terminal employing the same App 20070125837 - Park; Chan-Won ; et al.	2007-06-07
Method and apparatus for sharing portable terminal in CDMA system and mobile RFID system App 20070120679 - Shin; Chan-Soo ; et al.	2007-05-31
Antenna using proximity-coupled feed method, RFID tag having the same, and antenna impedance matching method thereof App 20070080867 - Son; Hae-Won ; et al.	2007-04-12
Electrical loop antenna with unidirectional and uniform current radiation source App 20070080879 - Shin; Chan-Soo ; et al.	2007-04-12
Method for securing information between RFID reader and tag, and RFID reader and tag using the same App 20070069852 - Mo; Hee-Sook ; et al.	2007-03-29
Apparatus and method for receiving tag signal in mobile RFID reader App 20070069864 - Bae; Ji-Hoon ; et al.	2007-03-29
Apparatus and method for reading multiple tags with different protocols in RFID system App 20070069862 - Mo; Hee-Sook ; et al.	2007-03-29
Mobile RFID reader and control method thereof App 20070069859 - Bae; Ji-Hoon ; et al.	2007-03-29
RFID system and method for protecting information App 20070052525 - Quan; Chenghao ; et al.	2007-03-08
Open-ended two-strip meander line antenna, RFID tag using the antenna, and antenna impedance matching method thereof App 20070023525 - Son; Hae-Won ; et al.	2007-02-01
Apparatus and method for testing MEGACO protocol Grant 7,124,335 - Choi , et al. October 17, 2	2006-10-17
System and method for measuring performance of internet phone protocol App 20060133292 - Lee; Kyou Ho ; et al.	2006-06-22
Apparatus and method for testing MEGACO protocol App 20050149787 - Choi, Gil Young ; et al.	2005-07-07
Method of providing differentiated service based quality of service to voice over internet protocol packets on router App 20040109414 - Choi, Gil Young ; et al.	2004-06-10
SIP-based load balancing apparatus and method App 20040088424 - Park, Mi Ryong ; et al.	2004-05-06
Apparatus for providing QoS of VoIP traffic on IP router and forwarding method therefor App 20030227907 - Choi, Gil-Young ; et al.	2003-12-11