FR2974962B1 - Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact - Google Patents

Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact

Info

Publication number
FR2974962B1
FR2974962B1 FR1101354A FR1101354A FR2974962B1 FR 2974962 B1 FR2974962 B1 FR 2974962B1 FR 1101354 A FR1101354 A FR 1101354A FR 1101354 A FR1101354 A FR 1101354A FR 2974962 B1 FR2974962 B1 FR 2974962B1
Authority
FR
France
Prior art keywords
signals
relation
amplitude modulation
signal
modulated
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.)
Expired - Fee Related
Application number
FR1101354A
Other languages
English (en)
Other versions
FR2974962A1 (fr
Inventor
Olivier Parrault
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ASK SA
Original Assignee
ASK SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to FR1101354A priority Critical patent/FR2974962B1/fr
Application filed by ASK SA filed Critical ASK SA
Priority to JP2014508852A priority patent/JP2014519237A/ja
Priority to EP12726150.1A priority patent/EP2705468A1/fr
Priority to KR1020137029180A priority patent/KR20140020997A/ko
Priority to MX2013012394A priority patent/MX2013012394A/es
Priority to CA2834112A priority patent/CA2834112A1/fr
Priority to PCT/FR2012/000171 priority patent/WO2012150388A1/fr
Priority to BR112013028032A priority patent/BR112013028032A2/pt
Priority to US13/462,085 priority patent/US9094255B2/en
Priority to CN201280021410.3A priority patent/CN103620623B/zh
Priority to TW101115711A priority patent/TW201301822A/zh
Publication of FR2974962A1 publication Critical patent/FR2974962A1/fr
Priority to IL228888A priority patent/IL228888A/en
Application granted granted Critical
Publication of FR2974962B1 publication Critical patent/FR2974962B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4906—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using binary codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2035—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers
    • H04L27/2042—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers with more than two phase states
    • H04L27/2046—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers with more than two phase states in which the data are represented by carrier phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/72—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for local intradevice communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Near-Field Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR1101354A 2011-05-02 2011-05-02 Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact Expired - Fee Related FR2974962B1 (fr)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FR1101354A FR2974962B1 (fr) 2011-05-02 2011-05-02 Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact
US13/462,085 US9094255B2 (en) 2011-05-02 2012-05-02 Method and device for amplitude modulation of an electromagnetic signal emitted by a contactless transceiver system
KR1020137029180A KR20140020997A (ko) 2011-05-02 2012-05-02 비접촉 송수신 시스템에 의해 방사되는 전자기 신호의 진폭 변조를 위한 방법 및 장치
MX2013012394A MX2013012394A (es) 2011-05-02 2012-05-02 Metodo y dispositivo para modulacion en amplitud de señal electromagnetica emitida por sistema transceptor sin contacto.
CA2834112A CA2834112A1 (fr) 2011-05-02 2012-05-02 Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact
PCT/FR2012/000171 WO2012150388A1 (fr) 2011-05-02 2012-05-02 Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact
JP2014508852A JP2014519237A (ja) 2011-05-02 2012-05-02 非接触型トランシーバシステムから放射された電磁信号の振幅変調方法及びその装置
EP12726150.1A EP2705468A1 (fr) 2011-05-02 2012-05-02 Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact
CN201280021410.3A CN103620623B (zh) 2011-05-02 2012-05-02 非接触收发系统发射的电磁信号的幅度调制方法及设备
TW101115711A TW201301822A (zh) 2011-05-02 2012-05-02 對由非接觸式收發器系統所發射的電磁信號進行振幅調變的方法和裝置
BR112013028032A BR112013028032A2 (pt) 2011-05-02 2012-05-02 processo de modulação parcial de amplitude de uma onda portadora, e, dispositivo de emissão/recepção sem contato
IL228888A IL228888A (en) 2011-05-02 2013-10-15 An electromagnetic signal amplitude modulation device emitted from a contactless transmitter-receiver system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1101354A FR2974962B1 (fr) 2011-05-02 2011-05-02 Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact

Publications (2)

Publication Number Publication Date
FR2974962A1 FR2974962A1 (fr) 2012-11-09
FR2974962B1 true FR2974962B1 (fr) 2013-10-18

Family

ID=44359501

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1101354A Expired - Fee Related FR2974962B1 (fr) 2011-05-02 2011-05-02 Procede et dispositif de modulation en amplitude d'un signal electromagnetique emis par un systeme d'emission/reception sans contact

Country Status (12)

Country Link
US (1) US9094255B2 (fr)
EP (1) EP2705468A1 (fr)
JP (1) JP2014519237A (fr)
KR (1) KR20140020997A (fr)
CN (1) CN103620623B (fr)
BR (1) BR112013028032A2 (fr)
CA (1) CA2834112A1 (fr)
FR (1) FR2974962B1 (fr)
IL (1) IL228888A (fr)
MX (1) MX2013012394A (fr)
TW (1) TW201301822A (fr)
WO (1) WO2012150388A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9634494B2 (en) * 2014-03-25 2017-04-25 Avago Technologies General Ip (Singapore) Pte. Ltd. Power amplifier for wireless power transmission
US20160140821A1 (en) * 2014-11-12 2016-05-19 Peyman Moeini System and method for real-time asset localization
US10212611B2 (en) * 2015-03-16 2019-02-19 Telefonaktiebolaget Lm Ericsson (Publ) Multipoint transmission and reception in a radio communication network
JP6523846B2 (ja) * 2015-07-22 2019-06-05 日本電産サンキョー株式会社 通信装置、非接触型カードリーダ、および無線システム
PT109137B (pt) * 2016-02-04 2020-08-10 INSTITUTO POLITéCNICO DE LEIRIA Transmissor sem fios para cancelamento de onda estacionária, recetor, sistema e respetivo método
WO2018024251A1 (fr) * 2016-08-05 2018-02-08 李明 Procédé et système de communication de données
EP3495980B1 (fr) * 2016-08-05 2020-11-25 Tendyron Corporation Procédé et système de communication sécurisée
CN109698802B (zh) * 2019-01-08 2021-09-03 东莞中子科学中心 一种射频信号移相方法、装置和功率馈送系统

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6556326B2 (en) * 1996-12-20 2003-04-29 Tyco Telecommunications (Us) Inc. Synchronous amplitude modulation for improved performance of optical transmission systems
JP3509663B2 (ja) * 1999-10-28 2004-03-22 株式会社田村電機製作所 変調回路
FR2808942B1 (fr) * 2000-05-12 2002-08-16 St Microelectronics Sa Validation de la presence d'un transpondeur electromagnetique dans le champ d'un lecteur a demodulation de phase
JP2002094579A (ja) * 2000-09-20 2002-03-29 Toshiba Corp データ変調回路および無線送信装置
SI21005A (sl) * 2001-08-03 2003-02-28 Vinko Kunc Izpraševalnik brezkontaktne pametne kartice, na katerega prenosnem vhodu od antene do sprejemnika se modulacija signala spreminja med amplitudno in fazno
FR2829853B1 (fr) * 2001-09-14 2004-01-02 A S K Modulateur pour signaux electromagnetiques emis par un systeme d'emission/reception sans contact
JP2003219434A (ja) * 2002-01-21 2003-07-31 Mitsubishi Electric Corp 色副搬送波多相クロック発生回路
CN1795611A (zh) * 2002-10-08 2006-06-28 M/A-Com公司 在电磁信号处理中减少噪声的设备、方法和产品
US7307475B2 (en) * 2004-05-28 2007-12-11 Ixys Corporation RF generator with voltage regulator
US7689195B2 (en) * 2005-02-22 2010-03-30 Broadcom Corporation Multi-protocol radio frequency identification transponder tranceiver
AU2006292015B2 (en) * 2005-09-12 2011-02-17 Sato Holdings Corporation A method and apparatus adapted to transmit data
US8102243B2 (en) * 2005-10-31 2012-01-24 Curio Ltd. RFID protection device, and related methods
US8154386B2 (en) * 2005-11-03 2012-04-10 Lg Innotek Co., Ltd. RFID reader and RFID system
KR100726596B1 (ko) * 2005-11-03 2007-06-11 엘지이노텍 주식회사 Ｒｆｉｄ리더
JP5001606B2 (ja) * 2006-08-31 2012-08-15 川崎マイクロエレクトロニクス株式会社 タイミング検出回路
JP2009129173A (ja) * 2007-11-22 2009-06-11 Fuji Electric Holdings Co Ltd 送信装置

Also Published As

Publication number Publication date
US20120280794A1 (en) 2012-11-08
US9094255B2 (en) 2015-07-28
TW201301822A (zh) 2013-01-01
EP2705468A1 (fr) 2014-03-12
MX2013012394A (es) 2014-01-31
JP2014519237A (ja) 2014-08-07
BR112013028032A2 (pt) 2017-01-10
CN103620623B (zh) 2018-04-10
FR2974962A1 (fr) 2012-11-09
CN103620623A (zh) 2014-03-05
IL228888A (en) 2017-05-29
KR20140020997A (ko) 2014-02-19
IL228888A0 (en) 2013-12-31
CA2834112A1 (fr) 2012-11-08
WO2012150388A1 (fr) 2012-11-08

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Legal Events

Date Code Title Description
GC Lien (pledge) constituted

Effective date: 20130205

PLFP Fee payment

Year of fee payment: 5

GC Lien (pledge) constituted

Effective date: 20151210

ST Notification of lapse

Effective date: 20170131