CN1294765A - 控制返回到电子标记的天线的阻抗的装置 - Google Patents
控制返回到电子标记的天线的阻抗的装置 Download PDFInfo
- Publication number
- CN1294765A CN1294765A CN 99804264 CN99804264A CN1294765A CN 1294765 A CN1294765 A CN 1294765A CN 99804264 CN99804264 CN 99804264 CN 99804264 A CN99804264 A CN 99804264A CN 1294765 A CN1294765 A CN 1294765A
- Authority
- CN
- China
- Prior art keywords
- signal
- resistance
- telecommunication
- circuit
- antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 19
- 239000003550 marker Substances 0.000 claims description 17
- 230000008859 change Effects 0.000 claims description 15
- 238000012797 qualification Methods 0.000 claims description 5
- 238000012512 characterization method Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
- G06K19/0726—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs the arrangement including a circuit for tuning the resonance frequency of an antenna on the record carrier
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
- H01Q7/005—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with variable reactance for tuning the antenna
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR98/03994 | 1998-03-31 | ||
FR9803994A FR2776781B1 (fr) | 1998-03-31 | 1998-03-31 | Dispositif de controle de l'impedance ramenee sur l'antenne d'une etiquette electromagnetique |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1294765A true CN1294765A (zh) | 2001-05-09 |
CN100375116C CN100375116C (zh) | 2008-03-12 |
Family
ID=9524707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998042641A Expired - Lifetime CN100375116C (zh) | 1998-03-31 | 1999-03-15 | 控制返回到电子标记的天线的阻抗的装置 |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP1068652B1 (zh) |
JP (1) | JP4171582B2 (zh) |
CN (1) | CN100375116C (zh) |
AU (1) | AU2734899A (zh) |
CA (1) | CA2324896A1 (zh) |
DE (1) | DE69915270T2 (zh) |
ES (1) | ES2217740T3 (zh) |
FR (1) | FR2776781B1 (zh) |
WO (1) | WO1999050930A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1834998B (zh) * | 2005-03-16 | 2010-06-16 | 株式会社半导体能源研究所 | 信息处理装置及其共振频率的校准方法 |
CN1711682B (zh) * | 2002-11-12 | 2011-09-28 | 内部无接触技术公司 | 适用于非接触式集成电路阅读器的可调天线电路 |
CN1795585B (zh) * | 2003-04-10 | 2012-02-08 | 艾利丹尼森公司 | 具有自补偿天线和导电护罩的rfid器件 |
CN103891047A (zh) * | 2011-10-26 | 2014-06-25 | 株式会社村田制作所 | 可变电容元件以及高频器件 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1246297A1 (de) * | 2001-03-30 | 2002-10-02 | Siemens Aktiengesellschaft | Verfahren zur Identifikation eines Systemzustandes eines technischen Systems mit einer Sensoreinrichtung mit einem passiven Bauelement sowie Sensoreinrichtung für ein derartiges Verfahren |
FR2883434B1 (fr) * | 2005-03-21 | 2007-04-20 | Commissariat Energie Atomique | Methode et dispositif de demodulation a deux niveaux. |
KR100732681B1 (ko) * | 2006-01-20 | 2007-06-27 | 삼성전자주식회사 | Rfid 태그 및 이를 갖는 rfid 시스템 |
JP4803012B2 (ja) * | 2006-12-08 | 2011-10-26 | ソニー株式会社 | 通信装置および情報機器、並びに通信方法 |
CN108629396B (zh) * | 2018-03-30 | 2021-05-28 | 深圳市远望谷信息技术股份有限公司 | 自动调节电子标签接收能量的电路及电子标签芯片 |
CN111244632B (zh) | 2020-03-16 | 2022-03-08 | 京东方科技集团股份有限公司 | 一种频率调试板、频率调试系统和调试电子设备的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2623311B1 (fr) * | 1987-11-18 | 1991-05-17 | Izadnegahdar Ali | Systeme d'identification a interrogation sans contact d'une etiquette electronique |
FR2669484B1 (fr) * | 1990-11-16 | 1994-03-25 | Thomson Composants Microondes | Dispositif de telecommunications par ondes electromagnetiques. |
GB2321551B (en) * | 1996-03-22 | 2000-05-24 | John Wolfgang Halpern | Power transfer between at variable distance coupled VHF antennas, and oscillator drive circuit for same |
US5943624A (en) * | 1996-07-15 | 1999-08-24 | Motorola, Inc. | Contactless smartcard for use in cellular telephone |
-
1998
- 1998-03-31 FR FR9803994A patent/FR2776781B1/fr not_active Expired - Lifetime
-
1999
- 1999-03-15 AU AU27348/99A patent/AU2734899A/en not_active Abandoned
- 1999-03-15 ES ES99907708T patent/ES2217740T3/es not_active Expired - Lifetime
- 1999-03-15 CN CNB998042641A patent/CN100375116C/zh not_active Expired - Lifetime
- 1999-03-15 DE DE69915270T patent/DE69915270T2/de not_active Expired - Lifetime
- 1999-03-15 WO PCT/FR1999/000572 patent/WO1999050930A1/fr active IP Right Grant
- 1999-03-15 EP EP99907708A patent/EP1068652B1/fr not_active Expired - Lifetime
- 1999-03-15 CA CA002324896A patent/CA2324896A1/fr not_active Abandoned
- 1999-03-15 JP JP2000541750A patent/JP4171582B2/ja not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1711682B (zh) * | 2002-11-12 | 2011-09-28 | 内部无接触技术公司 | 适用于非接触式集成电路阅读器的可调天线电路 |
CN1795585B (zh) * | 2003-04-10 | 2012-02-08 | 艾利丹尼森公司 | 具有自补偿天线和导电护罩的rfid器件 |
CN1834998B (zh) * | 2005-03-16 | 2010-06-16 | 株式会社半导体能源研究所 | 信息处理装置及其共振频率的校准方法 |
CN103891047A (zh) * | 2011-10-26 | 2014-06-25 | 株式会社村田制作所 | 可变电容元件以及高频器件 |
US9047524B2 (en) | 2011-10-26 | 2015-06-02 | Murata Manufacturing Co., Ltd. | Variable capacitance element and high-frequency device |
Also Published As
Publication number | Publication date |
---|---|
CA2324896A1 (fr) | 1999-10-07 |
WO1999050930A1 (fr) | 1999-10-07 |
EP1068652B1 (fr) | 2004-03-03 |
CN100375116C (zh) | 2008-03-12 |
DE69915270D1 (de) | 2004-04-08 |
ES2217740T3 (es) | 2004-11-01 |
EP1068652A1 (fr) | 2001-01-17 |
FR2776781A1 (fr) | 1999-10-01 |
DE69915270T2 (de) | 2005-02-24 |
AU2734899A (en) | 1999-10-18 |
JP4171582B2 (ja) | 2008-10-22 |
JP2002510812A (ja) | 2002-04-09 |
FR2776781B1 (fr) | 2000-05-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB1A | Publication of application | ||
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: JIN YATUO Free format text: FORMER OWNER: GEMPLUS CO. Effective date: 20120903 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: SETEC OY Free format text: FORMER NAME: JIN YATUO |
|
CP01 | Change in the name or title of a patent holder |
Address after: East France Patentee after: GEMALTO OY Address before: East France Patentee before: Jin Yatuo |
|
TR01 | Transfer of patent right |
Effective date of registration: 20120903 Address after: East France Patentee after: Jin Yatuo Address before: French based Minos Patentee before: GEMPLUS |
|
CX01 | Expiry of patent term |
Granted publication date: 20080312 |
|
CX01 | Expiry of patent term |