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1. 发明授权

US09117127B2 Radio frequency switch and method for controlling the same, and radio frequency identification smart shelf system 有权
标题翻译：射频开关及其控制方法，射频识别智能货架系统
公开(公告)号：US09117127B2
公开(公告)日：2015-08-25
申请号：US13605510
申请日：2012-09-06
申请人： Jae-young Jung , Won Kyu Choi , Kyu Won Han , Chan-Won Park , Jong-Suk Chae , Cheol Sig Pyo
发明人： Jae-young Jung , Won Kyu Choi , Kyu Won Han , Chan-Won Park , Jong-Suk Chae , Cheol Sig Pyo
IPC分类号： H04Q5/22 , G06K7/10 , G06K17/00
CPC分类号： G06K7/10356 , G06K2017/0051
摘要： A radio frequency identification (RFID) smart shelf system manages a product through communication with an RFID tag that is attached to the product on a shelf, and includes an RFID reader, a plurality of reader antennas, and an RF switch that is connected between the RFID reader and the plurality of reader antennas. The RF switch periodically varies a phase difference between RF signals of a portion of a plurality of output connection ports that set a connection to each of the plurality of reader antennas.
摘要翻译：无线射频识别（RFID）智能货架系统通过与附在货架上的产品的RFID标签进行通信来管理产品，并且包括RFID阅读器，多个阅读器天线以及连接在 RFID读取器和多个读取器天线。 RF开关周期性地改变设置与多个读取器天线中的每一个的连接的多个输出连接端口的一部分的RF信号之间的相位差。

2. 发明授权

US08717147B2 Passive RFID system and method 失效
标题翻译：被动RFID系统和方法
公开(公告)号：US08717147B2
公开(公告)日：2014-05-06
申请号：US12886689
申请日：2010-09-21
申请人： Ji Hoon Bae , Cheng Hao Quan , Dong Han Lee , Chan Won Park , Won Kyu Choi , Kwang Soo Cho , Man Sik Park , Gil Young Choi , Jong Suk Chae
发明人： Ji Hoon Bae , Cheng Hao Quan , Dong Han Lee , Chan Won Park , Won Kyu Choi , Kwang Soo Cho , Man Sik Park , Gil Young Choi , Jong Suk Chae
IPC分类号： H04Q5/22
CPC分类号： G06K7/0008 , G06K7/10069
摘要： Disclosed are a passive RFID (Radio Frequency Identification) system and method capable of recognizing a great deal of tags at a high speed. A reader of a passive RFID system, including: a processor dividing slots and subchannels to configure a round, recognizing subchannels that are not involved in a collision and interference by the slots, and changing the subchannels that are not involved in a collision and interference, into a sleep state; a transmission unit encoding a command generated through the processor, performing an amplitude jitter modulation on the encoded command, and transmitting the modulated command; and a reception unit acquiring and demodulating tag signals received through a plurality of subchannels by the slots, and providing the demodulated tag signals to the processor.
摘要翻译：公开了能够高速识别大量标签的无源RFID（射频识别）系统和方法。一种无源RFID系统的阅读器，包括：处理器分割时隙和子信道以配置轮回，识别未被时隙的冲突和干扰的子信道，以及改变不涉及冲突和干扰的子信道，进入睡眠状态; 编码通过所述处理器生成的命令的传输单元，对所述编码命令执行振幅抖动调制，以及发送所述调制命令; 以及接收单元，通过所述时隙获取并解调通过多个子信道接收的标签信号，并将解调的标签信号提供给处理器。

3. 发明授权

US08654012B2 Tag antenna using microstrip line, method of manufacturing the same and radio frequency identification tag 失效
标题翻译：使用微带线的标签天线，制造方法和射频识别标签
公开(公告)号：US08654012B2
公开(公告)日：2014-02-18
申请号：US12688753
申请日：2010-01-15
申请人： Jeong-seok Kim , Hae-won Son , Won-kyu Choi , Gil-young Choi , Jong-suk Chae
发明人： Jeong-seok Kim , Hae-won Son , Won-kyu Choi , Gil-young Choi , Jong-suk Chae
IPC分类号： H01Q1/38
CPC分类号： H01Q13/103 , G06K19/07786 , H01Q1/2208
摘要： Disclosed is a Radio Frequency Identification (RFID) tag antenna. The tag antenna includes a lower dielectric substrate and an upper dielectric substrate. The lower dielectric substrate is provided at a lower surface thereof with a ground plane and at an upper surface thereof with two microstrip lines. The microstrip lines each have an open-end, the open ends spaced apart from each other from a middle of the lower dielectric substrate while facing each other to form a radiating slot from which radiation of electromagnetic waves occurs. The upper dielectric substrate is provided at an upper surface thereof with at least one electric capacitive device and is stacked on the lower dielectric substrate. The RFID tag antenna enhances radiation efficiency while achieving miniaturization.
摘要翻译：公开了射频识别（RFID）标签天线。标签天线包括下介电基片和上电介质基片。下电介质基板在其下表面处设置有接地平面，并且在其上表面处设置有两条微带线。微带线各自具有开口端，开口端彼此间隔开，并且彼此面对，从而形成辐射狭缝，电磁波发生辐射。上电介质基板在其上表面设置有至少一个电容器件，并且堆叠在下电介质基片上。 RFID标签天线在实现小型化的同时提高了辐射效率。

4. 发明授权

US08459240B2 Canister for vehicles and fuel supply system provided with the same 有权
标题翻译：车辆和燃油供应系统的罐子同样提供
公开(公告)号：US08459240B2
公开(公告)日：2013-06-11
申请号：US12958032
申请日：2010-12-01
申请人： Sungwon Lee , Jung Soo Park , Ju Tae Song , Won Kyu Choi
发明人： Sungwon Lee , Jung Soo Park , Ju Tae Song , Won Kyu Choi
IPC分类号： F02M25/08
CPC分类号： F02M25/0854 , B01D53/0415 , B01D2253/102 , B01D2259/4145 , B01D2259/4516 , B01D2259/4566 , F02M25/089
摘要： A canister for vehicles provided with an activated carbon to absorb an evaporation gas evaporated from a fuel tank, and releasing the absorbed evaporation gas to an engine, may include a housing to receive the activated carbon; an evaporation gas supply passage formed to the housing and fluid-connected to the fuel tank; an air passage formed to the housing and selectively receiving an air from the exterior of the housing; and a purge passage formed to the housing and fluid-connected to a purge line to supply the evaporation gas to the engine according to a flow of the received air, wherein the purge passage is provided with a first purge passage formed to the housing and directly fluid-connecting the housing to the purge line and a second purge passage formed to the housing and having an end portion positioned inside the first purge passage or the purge line.
摘要翻译：一种用于车辆的罐，其具有活性炭以吸收从燃料箱蒸发的蒸发气体，并将吸收的蒸发气体释放到发动机中，可包括用于接收活性炭的壳体; 蒸发气体供给通道，形成在壳体上并流体连接到燃料箱; 空气通道，其形成到所述壳体并且选择性地从所述壳体的外部接收空气; 以及净化通道，其形成到所述壳体并且流体连接到吹扫管线，以根据所接收的空气的流量将所述蒸发气体供应到所述发动机，其中所述吹扫通道设置有形成在所述壳体上并直接形成的第一吹扫通道将壳体流体连接到吹扫管线，以及形成到壳体的第二吹扫通道，并且具有位于第一吹扫通道或净化管线内部的端部部分。

5. 发明授权

US08009118B2 Open-ended two-strip meander line antenna, RFID tag using the antenna, and antenna impedance matching method thereof 失效
标题翻译：开放式双带曲折线天线，使用天线的RFID标签及其天线阻抗匹配方法
公开(公告)号：US08009118B2
公开(公告)日：2011-08-30
申请号：US11494260
申请日：2006-07-27
申请人： Hae-Won Son , Won-Kyu Choi , Gil-Young Choi , Cheol-Sig Pyo
发明人： Hae-Won Son , Won-Kyu Choi , Gil-Young Choi , Cheol-Sig Pyo
IPC分类号： H01Q1/38
CPC分类号： H01Q1/36 , H01Q1/2225 , H01Q1/38
摘要： An open-ended two-strip meander line antenna, an RFID tag using the same and an antenna impedance matching method thereof are provided. The antenna includes: a radiating strip line for deciding a resonant frequency of the antenna; and a feeding strip line for providing a radio frequency (RF) signal to an element connected to the antenna, wherein ends of the radiating strip line and the feeding strip line are open.
摘要翻译：提供了一种开放式双带曲折线天线，使用该天线的RFID标签和天线阻抗匹配方法。天线包括：用于确定天线的谐振频率的辐射带线; 以及用于向连接到天线的元件提供射频（RF）信号的馈送带状线，其中辐射带状线和馈电带状线的端部是开放的。

6. 发明授权

US07978022B2 Cable to waveguide transition apparatus having signal accumulation form of backshort and active phase shifting using the same 失效
标题翻译：电缆到波导转换装置具有使用其的反向信号积累形式和有源相移
公开(公告)号：US07978022B2
公开(公告)日：2011-07-12
申请号：US11587068
申请日：2004-12-30
申请人： Nak-Seon Seong , Won-Kyu Choi , Ji-Hoon Bae , Jong-Moon Lee , Cheol-Sig Pyo , Chang-Joo Kim
发明人： Nak-Seon Seong , Won-Kyu Choi , Ji-Hoon Bae , Jong-Moon Lee , Cheol-Sig Pyo , Chang-Joo Kim
IPC分类号： H01P5/103
CPC分类号： H01P5/103
摘要： A cable to waveguide transition apparatus having a signal accumulation form of a backshort is disclosed. The cable to waveguide transition apparatus having a signal accumulation form of a backshort, includes: a waveguide; a RF probe for transferring a radio frequency (RF) signal to the waveguide; and a backshort having the signal accumulation form for reflecting the RF signal excited from the RF probe, wherein the backshort reflects a first fundamental frequency signal excited from the RF probe to have a phase identical to a phase of a second fundamental frequency signal excited from the RF probe to an aperture of the waveguide, and reflects a first 2-order harmonic frequency signal excited from the RF probe to have a phase reverse to a phase of a second 2-order harmonic frequency signal excited to an aperture of the waveguide in order to eliminate the 2-order harmonic frequency signal.
摘要翻译：公开了一种具有回溯信号累积形式的电缆到波导转换装置。具有回溯信号聚集形式的电缆到波导转换装置包括：波导; 用于将射频（RF）信号传送到波导的RF探针; 以及具有用于反射从RF探针激发的RF信号的信号累积形式的反向信息，其中所述反向信号反射从所述RF探针激发的第一基频信号具有与从所述RF探针激励的第二基频信号的相位相同的相位 RF探针到波导的孔径，并且反射从RF探针激发的第一二阶谐波频率信号，使得与向波导的孔径激励的第二二阶谐波频率信号的相位相反相位以消除二阶谐波频率信号。

7. 发明申请

US20110148585A1 PASSIVE RFID SYSTEM AND METHOD 失效
标题翻译：被动RFID系统和方法
公开(公告)号：US20110148585A1
公开(公告)日：2011-06-23
申请号：US12886689
申请日：2010-09-21
申请人： Ji Hoon Bae , Cheng Hao Quan , Dong Han Lee , Chan Won Park , Won Kyu Choi , Kwang Soo Cho , Man Sik Park , Gil Young Choi , Jong Suk Chae
发明人： Ji Hoon Bae , Cheng Hao Quan , Dong Han Lee , Chan Won Park , Won Kyu Choi , Kwang Soo Cho , Man Sik Park , Gil Young Choi , Jong Suk Chae
IPC分类号： G06K7/01
CPC分类号： G06K7/0008 , G06K7/10069
摘要： Disclosed are a passive RFID (Radio Frequency Identification) system and method capable of recognizing a great deal of tags at a high speed. A reader of a passive RFID system, including: a processor dividing slots and subchannels to configure a round, recognizing subchannels that are not involved in a collision and interference by the slots, and changing the subchannels that are not involved in a collision and interference, into a sleep state; a transmission unit encoding a command generated through the processor, performing an amplitude jitter modulation on the encoded command, and transmitting the modulated command; and a reception unit acquiring and demodulating tag signals received through a plurality of subchannels by the slots, and providing the demodulated tag signals to the processor.
摘要翻译：公开了能够高速识别大量标签的无源RFID（射频识别）系统和方法。一种无源RFID系统的阅读器，包括：处理器分割时隙和子信道以配置轮回，识别未被时隙的冲突和干扰的子信道，以及改变不涉及冲突和干扰的子信道，进入睡眠状态; 编码通过所述处理器生成的命令的传输单元，对所述编码命令执行振幅抖动调制，以及发送所述调制命令; 以及接收单元，通过所述时隙获取并解调通过多个子信道接收的标签信号，并将解调的标签信号提供给处理器。

8. 发明授权

US07933577B2 Method and apparatus for sharing portable terminal in CDMA system and mobile RFID system 失效
标题翻译：用于在CDMA系统和移动RFID系统中共享便携式终端的方法和装置
公开(公告)号：US07933577B2
公开(公告)日：2011-04-26
申请号：US11600605
申请日：2006-11-16
申请人： Chan-Soo Shin , Hae-Won Son , Won-Kyu Choi , Gil-Young Choi , Cheol-Sig Pyo , Jong-Suk Chae
发明人： Chan-Soo Shin , Hae-Won Son , Won-Kyu Choi , Gil-Young Choi , Cheol-Sig Pyo , Jong-Suk Chae
IPC分类号： H04B1/06 , G08B13/14
CPC分类号： G06K7/0008
摘要： Provided are a method and apparatus for sharing a portable terminal in a Code Division Multiple Access (CDMA) and a mobile Radio Frequency Identification (RFID) system. The portable terminal includes: a CDMA mobile station system for performing CDMA communication; a mobile RFID system for performing a passive RFID reader function; a switching unit for switching an antenna to any one between the CDMA mobile station system and the mobile RFID system; and a control unit for controlling the switching unit to connect the antenna to the CDMA mobile station system when the portable terminal transmits/receives a signal to/from the base station, or connect the antenna to the mobile RFID system when the portable terminal transmits/receives a signal to/from an RFID tag.
摘要翻译：提供了一种用于在码分多址（CDMA）和移动射频识别（RFID）系统中共享便携式终端的方法和装置。便携式终端包括：用于执行CDMA通信的CDMA移动站系统; 用于执行无源RFID读取器功能的移动RFID系统; 用于将天线切换到CDMA移动站系统和移动RFID系统之间的任何一个的切换单元; 以及控制单元，用于当便携式终端向/从基站发送/接收信号时控制切换单元将天线连接到CDMA移动站系统，或者当便携式终端发送/接收来自基站的天线时将天线连接到移动RFID系统，从RFID标签接收信号。

9. 发明授权

US07876269B2 Radio frequency identification tag antenna using proximity coupling for attaching to metal 有权
标题翻译：使用接近耦合的射频识别标签天线，用于连接到金属
公开(公告)号：US07876269B2
公开(公告)日：2011-01-25
申请号：US12135886
申请日：2008-06-09
申请人： Won Kyu Choi , Jeong Seok Kim , Gil Young Choi , Cheol Sig Pyo
发明人： Won Kyu Choi , Jeong Seok Kim , Gil Young Choi , Cheol Sig Pyo
IPC分类号： H01Q1/38
CPC分类号： H04Q9/00 , H04Q2209/47
摘要： An antenna attached to an object and transmitting electromagnetic waves that are modulated by an RFID tag chip includes a polygonal dielectric material layer that is adjacent to the object, a microstrip patch that determines a resonance frequency of the antenna, a microstrip line that is electromagnetically coupled with the microstrip match, and a shorting pin that disconnects the object and the microstrip line. Accordingly, a small-sized antenna that can be attached to metal can be realized.
摘要翻译：附接到物体并传送由RFID标签芯片调制的电磁波的天线包括与物体相邻的多边形电介质材料层，确定天线谐振频率的微带贴片，电磁耦合的微带线微带线匹配，以及断开对象和微带线的短路引脚。因此，能够实现能够附着于金属的小型天线。

10. 发明授权

US07733273B2 Radio frequency identification tag antenna for attaching to metal 失效
标题翻译：用于连接到金属的射频识别标签天线
公开(公告)号：US07733273B2
公开(公告)日：2010-06-08
申请号：US12135993
申请日：2008-06-09
申请人： Won Kyu Choi , Jeong Seok Kim , Gil Young Choi , Cheol Sig Pyo
发明人： Won Kyu Choi , Jeong Seok Kim , Gil Young Choi , Cheol Sig Pyo
IPC分类号： H01Q1/38
CPC分类号： G06K19/07749 , G06K19/07786 , H01Q1/2208 , H01Q1/38 , H01Q7/00
摘要： An antenna includes a polyhedral dielectric material, a feed loop, a polygonal radiating patch, and shorting plates. The feed loop is electrically connected with a radio frequency identification (RFID) tag chip for supplying power to the RFID tag chip. The polygonal radiating patch is magnetically coupled with the feed loop for radiating the electromagnetic waves. Each of the shorting plates disconnects the radiating patch and a ground surface and controls the magnetic coupling of the radiating patch and the feed loop. Accordingly, an RFID tag that can be attached to a metal material is provided.
摘要翻译：天线包括多面体电介质材料，馈电环路，多边形辐射贴片和短路板。馈电环与用于向RFID标签芯片供电的射频识别（RFID）标签芯片电连接。多边形辐射贴片与馈电环磁耦合以辐射电磁波。每个短路板断开散热片和地面，并控制辐射片和馈电环的磁耦合。因此，可以提供可附接到金属材料的RFID标签。

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