WO2003052672A1 - Lecteur de circuit integre sans contact comprenant un mode de veille active a faible consommation electrique - Google Patents
Lecteur de circuit integre sans contact comprenant un mode de veille active a faible consommation electrique Download PDFInfo
- Publication number
- WO2003052672A1 WO2003052672A1 PCT/FR2002/004361 FR0204361W WO03052672A1 WO 2003052672 A1 WO2003052672 A1 WO 2003052672A1 FR 0204361 W FR0204361 W FR 0204361W WO 03052672 A1 WO03052672 A1 WO 03052672A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- amplitude
- pulses
- envelope
- integrated circuit
- digital
- Prior art date
Links
- 238000012544 monitoring process Methods 0.000 claims abstract description 42
- 238000004891 communication Methods 0.000 claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 210000000940 dendritic epidermal T lymphocyte Anatomy 0.000 claims abstract description 5
- LMBWSYZSUOEYSN-UHFFFAOYSA-N diethyldithiocarbamic acid Chemical compound CCN(CC)C(S)=S LMBWSYZSUOEYSN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 41
- 239000003990 capacitor Substances 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000009466 transformation Effects 0.000 claims description 2
- 230000001131 transforming effect Effects 0.000 claims description 2
- 230000007423 decrease Effects 0.000 description 4
- 101710170231 Antimicrobial peptide 2 Proteins 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000001939 inductive effect Effects 0.000 description 3
- 101710170230 Antimicrobial peptide 1 Proteins 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 101100172290 Candida albicans (strain SC5314 / ATCC MYA-2876) ENG1 gene Proteins 0.000 description 1
- 101150072594 DSE1 gene Proteins 0.000 description 1
- 101150016104 DSE2 gene Proteins 0.000 description 1
- 101150078640 DSE3 gene Proteins 0.000 description 1
- 101100502336 Komagataella pastoris FLD1 gene Proteins 0.000 description 1
- 101100172292 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) DSE4 gene Proteins 0.000 description 1
- 101100421128 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) SEI1 gene Proteins 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10118—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the sensing being preceded by at least one preliminary step
- G06K7/10128—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the sensing being preceded by at least one preliminary step the step consisting of detection of the presence of one or more record carriers in the vicinity of the interrogation device
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
-
- H04B5/24—
-
- H04B5/72—
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Near-Field Transmission Systems (AREA)
- Semiconductor Integrated Circuits (AREA)
- Logic Circuits (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02804925A EP1459240B1 (fr) | 2001-12-18 | 2002-12-13 | Lecteur de circuit integre sans contact comprenant un mode de veille active a faible consommation electrique |
DE60209386T DE60209386T2 (de) | 2001-12-18 | 2002-12-13 | Kontaktloser integrierter schaltungsleser mit einem aktiv-bereitschafts-modus mit niedriger stromaufnahme |
AU2002364654A AU2002364654A1 (en) | 2001-12-18 | 2002-12-13 | Non-contact integrated circuit reader comprising a low power consumption active standby mode |
US10/871,947 US6905074B2 (en) | 2001-12-18 | 2004-06-18 | Non-contact integrated circuit reader comprising a low power consumption active standby mode |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0116329 | 2001-12-18 | ||
FR0116329A FR2833785B1 (fr) | 2001-12-18 | 2001-12-18 | Lecteur de circuit integre sans contact comprenant un mode de veille active a faible consommation electrique |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/871,947 Continuation US6905074B2 (en) | 2001-12-18 | 2004-06-18 | Non-contact integrated circuit reader comprising a low power consumption active standby mode |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003052672A1 true WO2003052672A1 (fr) | 2003-06-26 |
Family
ID=8870595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2002/004361 WO2003052672A1 (fr) | 2001-12-18 | 2002-12-13 | Lecteur de circuit integre sans contact comprenant un mode de veille active a faible consommation electrique |
Country Status (8)
Country | Link |
---|---|
US (1) | US6905074B2 (fr) |
EP (1) | EP1459240B1 (fr) |
CN (1) | CN100342386C (fr) |
AT (1) | ATE318425T1 (fr) |
AU (1) | AU2002364654A1 (fr) |
DE (1) | DE60209386T2 (fr) |
FR (1) | FR2833785B1 (fr) |
WO (1) | WO2003052672A1 (fr) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005086069A2 (fr) | 2004-03-03 | 2005-09-15 | Legic Identsystems Ag | Procede pour reconnaitre des moyens d'identification |
EP1605392A1 (fr) * | 2004-05-18 | 2005-12-14 | Assa Abloy Identification Technology Group AB | Lecteur RFID avec un convertisseur analogique numérique utilisé pour la reconnaissance de données et pour la surveillance de la tension d'alimentation |
WO2006076669A1 (fr) * | 2005-01-14 | 2006-07-20 | Farpointe Data, Inc. | Controle d'un lecteur rfid fonde sur l'observation d'un changement d'inductance |
FR2914800A1 (fr) * | 2007-04-04 | 2008-10-10 | Jacek Kowalski | Module nfc, notamment pour telephone mobile |
WO2009018790A1 (fr) * | 2007-08-08 | 2009-02-12 | Comimfo, A.S. | Equipement pour lecture de circuit intégré sans contact |
EP2256663A1 (fr) | 2009-05-28 | 2010-12-01 | Compagnie Industrielle et Financière d'Ingénierie "Ingenico" | Activation d'un dispositif sans contact par un dispositif capacitif |
EP2437403A1 (fr) | 2010-09-30 | 2012-04-04 | Legic Identsystems AG | Détection d'un dispositif de stockage de données sans contact |
US8174360B2 (en) * | 2003-07-30 | 2012-05-08 | Giesecke & Devrient Gmbh | Communication apparatus for setting up a data connection between intelligent devices |
FR2974643A1 (fr) * | 2011-04-27 | 2012-11-02 | Continental Automotive France | Dispositif electronique de lecture sans contact d'un vehicule automobile utilisant la technologie nfc |
US8437696B2 (en) | 2008-04-15 | 2013-05-07 | Nxp B.V. | Low power near-field communication devices |
FR3003418A1 (fr) * | 2013-03-15 | 2014-09-19 | St Microelectronics Rousset | Mecanisme d'anticollision pour dispositif nfc |
EP3070638A1 (fr) * | 2015-03-20 | 2016-09-21 | BKS GmbH | Dispositif de fermeture et procédé de mise en contact d'un transpondeur doté d'un dispositif de fermeture |
EP3495986A1 (fr) * | 2017-12-07 | 2019-06-12 | Stmicroelectronics (Rousset) Sas | Détection d'un dispositif nfc |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2828286B1 (fr) * | 2001-08-02 | 2003-11-21 | Siemens Automotive Sa | Dispositif de diagnostic pour une antenne |
KR100771913B1 (ko) * | 2005-08-16 | 2007-11-01 | 엘에스산전 주식회사 | 알에프 아이디 리더기 |
EP1760625A1 (fr) * | 2005-08-29 | 2007-03-07 | Datamars SA | Système RFID et un procédé pour améliorer l'efficacité de détection du système RFID |
US8063746B2 (en) * | 2006-03-31 | 2011-11-22 | Assa Abloy Ab | Transponder detector for an RFID system generating a progression of detection signals |
US7782209B2 (en) * | 2006-03-31 | 2010-08-24 | Assa Abloy Ab | Detection signal generator circuit for an RFID reader |
KR20090025630A (ko) * | 2007-09-06 | 2009-03-11 | 삼성전자주식회사 | 전력 소모를 줄일 수 있는 알에프아이디 시스템 및 그것의동작 방법 |
US7652578B2 (en) * | 2007-10-29 | 2010-01-26 | Motorola, Inc. | Detection apparatus and method for near field communication devices |
US8203429B2 (en) * | 2008-04-01 | 2012-06-19 | Assa Abloy Ab | Switched capacitance method for the detection of, and subsequent communication with a wireless transponder device using a single antenna |
KR100894054B1 (ko) | 2008-09-02 | 2009-04-20 | 쓰리에이로직스(주) | Rf 리더 및 rf 리더의 태그 검출 방법 |
EP2339501A1 (fr) | 2009-12-21 | 2011-06-29 | Nxp B.V. | Dispositifs de communication à champ proche |
CN102006070B (zh) * | 2010-12-22 | 2012-06-13 | 复旦大学 | 一种采用失调校准技术的时间域比较器 |
US8831509B2 (en) * | 2011-01-31 | 2014-09-09 | Blackberry Limited | Mobile device having enhanced in-holster power saving features using NFC and related methods |
EP2506185A1 (fr) | 2011-03-29 | 2012-10-03 | Pollux | Procédé de communication radiofréquence avec détection de la présence d'une puce RFID, et système mettant en oeuvre un tel procédé |
DE102011100296A1 (de) * | 2011-05-03 | 2012-11-08 | Giesecke & Devrient Gmbh | Lesegerät zur kontaktlosen Kommunikation mit einer Transpondereinheit |
US20120329391A1 (en) * | 2011-06-21 | 2012-12-27 | Broadcom Corporation | Detecting a presence of near field communications (nfc) devices |
US9026048B2 (en) * | 2011-12-05 | 2015-05-05 | Broadcom Corporation | Detecting a presence of near field communications (NFC) devices |
EP2621223B1 (fr) * | 2012-01-27 | 2017-09-20 | BlackBerry Limited | Dispositif de communication mobile fournissant des fonctions améliorées de commutation de mode de communication de champ proche et procédés correspondants |
US8867990B2 (en) | 2012-02-29 | 2014-10-21 | Broadcom Corporation | Detecting a presence of near field communications (NFC) devices |
US9386527B2 (en) * | 2013-01-04 | 2016-07-05 | Mediatek Singapore Pte. Ltd. | Proximity sensing method using loopback mechanism and wireless communications device thereof |
KR102124444B1 (ko) * | 2013-03-13 | 2020-06-23 | 삼성전자주식회사 | 비접촉 ic 카드 리더의 동작 방법, 비접촉 ic 카드 리더의 탐지 회로, 이를 포함하는 비접촉 ic 카드 리더 및 카드 시스템 |
DE102013110187B4 (de) * | 2013-09-16 | 2015-05-07 | ASTRA Gesellschaft für Asset Management mbH & Co. KG | Verfahren und Lese-/Schreibvorrichtung zur Präsenzbestimmung einer Transpondereinheit |
KR102089652B1 (ko) | 2013-09-16 | 2020-03-16 | 삼성전자주식회사 | 근거리 무선 통신 장치, 이를 포함하는 전자 시스템 및 근거리 무선 통신 장치의 전력 제어 방법 |
KR102282717B1 (ko) * | 2014-10-14 | 2021-07-27 | 삼성전자주식회사 | Nfc 카드 리더기, 이를 포함하는 시스템 및 상기 카드 리더기의 동작 방법 |
EP3051459A1 (fr) * | 2015-01-30 | 2016-08-03 | ASTRA Gesellschaft für Asset Management mbH & Co. KG | Procédé et dispositif d'écriture/lecture destinés à déterminer la présence d'un transpondeur |
KR102443842B1 (ko) | 2015-09-14 | 2022-09-16 | 삼성전자주식회사 | Nfc 장치의 태그 감지기, nfc 장치 및 이를 포함하는 모바일 장치 |
US10164600B2 (en) * | 2015-10-12 | 2018-12-25 | Nxp B.V. | NFC or RFID device RF detuning detection and driver output power regulation |
US9978194B2 (en) | 2015-12-22 | 2018-05-22 | Schlage Lock Company Llc | Low power credential detection device for access control system |
DE102016002871A1 (de) * | 2016-03-09 | 2017-09-14 | Daimler Ag | Verfahren zum Erkennen eines Identifikationsmediums in einem Kommunikationsbereich einer Antenne |
FR3096809B1 (fr) * | 2019-06-03 | 2022-07-22 | St Microelectronics Rousset | Recharge de dispositif NFC |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0391559A2 (fr) * | 1989-04-01 | 1990-10-10 | Gec Avery Limited | Système de transactions |
FR2780585A1 (fr) * | 1998-06-30 | 1999-12-31 | Alessandro Manneschi | Appareil et procede pour la detection et la lecture de repondeurs d'identification dans un passage controle |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6097292A (en) * | 1997-04-01 | 2000-08-01 | Cubic Corporation | Contactless proximity automated data collection system and method |
JP3931500B2 (ja) * | 1999-09-22 | 2007-06-13 | 松下電器産業株式会社 | 非接触icカードおよびそのデータ処理方法 |
-
2001
- 2001-12-18 FR FR0116329A patent/FR2833785B1/fr not_active Expired - Fee Related
-
2002
- 2002-12-13 EP EP02804925A patent/EP1459240B1/fr not_active Expired - Lifetime
- 2002-12-13 AT AT02804925T patent/ATE318425T1/de not_active IP Right Cessation
- 2002-12-13 AU AU2002364654A patent/AU2002364654A1/en not_active Abandoned
- 2002-12-13 WO PCT/FR2002/004361 patent/WO2003052672A1/fr not_active Application Discontinuation
- 2002-12-13 CN CNB028281853A patent/CN100342386C/zh not_active Expired - Lifetime
- 2002-12-13 DE DE60209386T patent/DE60209386T2/de not_active Expired - Lifetime
-
2004
- 2004-06-18 US US10/871,947 patent/US6905074B2/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0391559A2 (fr) * | 1989-04-01 | 1990-10-10 | Gec Avery Limited | Système de transactions |
FR2780585A1 (fr) * | 1998-06-30 | 1999-12-31 | Alessandro Manneschi | Appareil et procede pour la detection et la lecture de repondeurs d'identification dans un passage controle |
Cited By (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8174360B2 (en) * | 2003-07-30 | 2012-05-08 | Giesecke & Devrient Gmbh | Communication apparatus for setting up a data connection between intelligent devices |
JP4657283B2 (ja) * | 2004-03-03 | 2011-03-23 | レジック・アイデントシステムズ・アクチェンゲゼルシャフト | 識別媒体の検出方法 |
JP2007526696A (ja) * | 2004-03-03 | 2007-09-13 | レジック・アイデントシステムズ・アクチェンゲゼルシャフト | 識別媒体の検出方法 |
EP2256662A3 (fr) * | 2004-03-03 | 2014-03-26 | Legic Identsystems Ag | Procédé de détection de supports d'identification |
WO2005086069A2 (fr) | 2004-03-03 | 2005-09-15 | Legic Identsystems Ag | Procede pour reconnaitre des moyens d'identification |
EP1605392A1 (fr) * | 2004-05-18 | 2005-12-14 | Assa Abloy Identification Technology Group AB | Lecteur RFID avec un convertisseur analogique numérique utilisé pour la reconnaissance de données et pour la surveillance de la tension d'alimentation |
WO2006076669A1 (fr) * | 2005-01-14 | 2006-07-20 | Farpointe Data, Inc. | Controle d'un lecteur rfid fonde sur l'observation d'un changement d'inductance |
US7245222B2 (en) | 2005-01-14 | 2007-07-17 | Farpointe Data, Inc. | Controlling an RFID reader by observing a change in inductance |
WO2008122869A2 (fr) * | 2007-04-04 | 2008-10-16 | Jacek Kowalski | Module nfc, notamment pour telephone mobile |
FR2914800A1 (fr) * | 2007-04-04 | 2008-10-10 | Jacek Kowalski | Module nfc, notamment pour telephone mobile |
WO2008122869A3 (fr) * | 2007-04-04 | 2009-01-29 | Jacek Kowalski | Module nfc, notamment pour telephone mobile |
WO2009018790A1 (fr) * | 2007-08-08 | 2009-02-12 | Comimfo, A.S. | Equipement pour lecture de circuit intégré sans contact |
US9014628B2 (en) | 2008-04-15 | 2015-04-21 | Quotainne Enterprises Llc | Low power near-field communication devices |
US8437696B2 (en) | 2008-04-15 | 2013-05-07 | Nxp B.V. | Low power near-field communication devices |
EP2256663A1 (fr) | 2009-05-28 | 2010-12-01 | Compagnie Industrielle et Financière d'Ingénierie "Ingenico" | Activation d'un dispositif sans contact par un dispositif capacitif |
EP2437403A1 (fr) | 2010-09-30 | 2012-04-04 | Legic Identsystems AG | Détection d'un dispositif de stockage de données sans contact |
FR2974643A1 (fr) * | 2011-04-27 | 2012-11-02 | Continental Automotive France | Dispositif electronique de lecture sans contact d'un vehicule automobile utilisant la technologie nfc |
FR3003418A1 (fr) * | 2013-03-15 | 2014-09-19 | St Microelectronics Rousset | Mecanisme d'anticollision pour dispositif nfc |
US9425862B2 (en) | 2013-03-15 | 2016-08-23 | Stmicroelectronics (Rousset) Sas | Anticollision mechanism for an NFC device |
US9634725B2 (en) | 2013-03-15 | 2017-04-25 | Stmicroelectronics (Rousset) Sas | Anticollision mechanism for an NFC device |
EP3070638A1 (fr) * | 2015-03-20 | 2016-09-21 | BKS GmbH | Dispositif de fermeture et procédé de mise en contact d'un transpondeur doté d'un dispositif de fermeture |
EP3495986A1 (fr) * | 2017-12-07 | 2019-06-12 | Stmicroelectronics (Rousset) Sas | Détection d'un dispositif nfc |
FR3074940A1 (fr) * | 2017-12-07 | 2019-06-14 | Stmicroelectronics (Rousset) Sas | Detection d'un dispositif nfc |
US10505592B2 (en) | 2017-12-07 | 2019-12-10 | Stmicroelectronics (Rousset) Sas | Detection of a NFC device |
Also Published As
Publication number | Publication date |
---|---|
EP1459240A1 (fr) | 2004-09-22 |
FR2833785A1 (fr) | 2003-06-20 |
AU2002364654A1 (en) | 2003-06-30 |
US20040256460A1 (en) | 2004-12-23 |
CN1620667A (zh) | 2005-05-25 |
ATE318425T1 (de) | 2006-03-15 |
CN100342386C (zh) | 2007-10-10 |
EP1459240B1 (fr) | 2006-02-22 |
FR2833785B1 (fr) | 2005-06-24 |
DE60209386T2 (de) | 2006-11-09 |
US6905074B2 (en) | 2005-06-14 |
DE60209386D1 (de) | 2006-04-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1459240B1 (fr) | Lecteur de circuit integre sans contact comprenant un mode de veille active a faible consommation electrique | |
EP1312032B1 (fr) | Lecteur a haute sensibilite pour transpondeurs passifs | |
EP3001575B1 (fr) | Procédé de gestion du fonctionnement d'un objet capable de communiquer sans contact avec un lecteur, dispositif et objet correspondants | |
EP2148289A1 (fr) | Détection de présence d'un élément de communication sans contact à portée d'un terminal | |
EP1406208A1 (fr) | Procédé d'identification d'une pluralité de transpondeurs localisés dans un espace par un lecteur ayant plusiers antennes | |
EP2535838A1 (fr) | Procédé de communication sans-contact à modulation négative | |
WO2012140169A1 (fr) | Procede, circuit et dispositif de communication sans contact a emission activee | |
EP0464180B1 (fr) | Transmission inductive bidirectionnelle de donnees a station esclave alimentee par le maitre | |
EP2697744B1 (fr) | Transpondeur passif du type semi-duplex | |
EP3495986B1 (fr) | Détection d'un dispositif nfc | |
FR2851382A1 (fr) | Systeme a module de communication bluetooth a alimentation commandee, ensemble de radiocommunication, procedes et lecteurs | |
EP1043679B1 (fr) | Lecteur avec des moyens pour déterminer la distance entre ce lecteur et un transpondeur | |
EP3748529B1 (fr) | Recharge de dispositif nfc | |
WO2017089592A1 (fr) | Procede de detection de presence de transpondeur radiofrequence par simulation de couplage electromagnetique | |
EP4198811A1 (fr) | Detection de dispositif nfc | |
EP1538557A2 (fr) | Modulation résistive et capacitive dans un transpondeur électromagnétique | |
EP1378865B1 (fr) | Procédé de contrôle d'accès d'un objet portable personnalisé à un espace déterminé, et objet portable pour la mise en oeuvre du procédé | |
EP2747277B1 (fr) | Dispositif de démodulation | |
FR2835119A1 (fr) | Demodulateur a large dynamique pour cartes a puce ou etiquettes sans contact | |
WO1999066451A1 (fr) | Objet portatif a communication sans contact suivant deux voies de communication, inductive et hertzienne | |
EP1862945B1 (fr) | Dispositif d'identification électronique ou transpondeur muni de deux antennes accordées à des fréquences différentes | |
EP4064579A1 (fr) | Procédé de mise en oeuvre d'une transaction nfc | |
EP4209958A1 (fr) | Détection de dispositif nfc | |
FR2880746A1 (fr) | Lecteur pour la communication sans contact par induction avec un un objet portatif | |
FR3023950A1 (fr) | Radio-etiquette et procede d'emission de signaux radiofrequences par une radio-etiquette |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ OM PH PL PT RO RU SD SE SG SK SL TJ TM TN TR TT TZ UA UG US UZ VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LU MC NL PT SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2002804925 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10871947 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 20028281853 Country of ref document: CN |
|
WWP | Wipo information: published in national office |
Ref document number: 2002804925 Country of ref document: EP |
|
WWG | Wipo information: grant in national office |
Ref document number: 2002804925 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: JP |
|
WWW | Wipo information: withdrawn in national office |
Country of ref document: JP |