FR3078424B1 - Generation d'un signal pwm - Google Patents

Generation d'un signal pwm Download PDF

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Publication number
FR3078424B1
FR3078424B1 FR1851737A FR1851737A FR3078424B1 FR 3078424 B1 FR3078424 B1 FR 3078424B1 FR 1851737 A FR1851737 A FR 1851737A FR 1851737 A FR1851737 A FR 1851737A FR 3078424 B1 FR3078424 B1 FR 3078424B1
Authority
FR
France
Prior art keywords
generation
pwm signal
pwm
signal
generating
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.)
Active
Application number
FR1851737A
Other languages
English (en)
Other versions
FR3078424A1 (fr
Inventor
Gwenael Maillet
Jean-Louis Labyre
Gilles Bas
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.)
STMicroelectronics Rousset SAS
STMicroelectronics Grenoble 2 SAS
Original Assignee
STMicroelectronics Rousset SAS
STMicroelectronics Grenoble 2 SAS
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
Application filed by STMicroelectronics Rousset SAS, STMicroelectronics Grenoble 2 SAS filed Critical STMicroelectronics Rousset SAS
Priority to FR1851737A priority Critical patent/FR3078424B1/fr
Priority to US16/277,698 priority patent/US10664735B2/en
Publication of FR3078424A1 publication Critical patent/FR3078424A1/fr
Application granted granted Critical
Publication of FR3078424B1 publication Critical patent/FR3078424B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H04Q5/18—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange with indirect connection, i.e. through subordinate switching centre
    • H04Q5/22—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange with indirect connection, i.e. through subordinate switching centre the subordinate centre not permitting interconnection of subscribers connected thereto

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Near-Field Transmission Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Amplifiers (AREA)

Abstract

L'invention concerne un procédé de génération d'au moins un signal électrique en modulation de largeur d'impulsions (PWM), dans lequel la génération du signal PWM est modifiée lors d'une communication radiofréquence en champ proche.
FR1851737A 2018-02-27 2018-02-27 Generation d'un signal pwm Active FR3078424B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1851737A FR3078424B1 (fr) 2018-02-27 2018-02-27 Generation d'un signal pwm
US16/277,698 US10664735B2 (en) 2018-02-27 2019-02-15 Pulse width modulation signal generation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1851737A FR3078424B1 (fr) 2018-02-27 2018-02-27 Generation d'un signal pwm
FR1851737 2018-02-27

Publications (2)

Publication Number Publication Date
FR3078424A1 FR3078424A1 (fr) 2019-08-30
FR3078424B1 true FR3078424B1 (fr) 2021-04-09

Family

ID=62528600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1851737A Active FR3078424B1 (fr) 2018-02-27 2018-02-27 Generation d'un signal pwm

Country Status (2)

Country Link
US (1) US10664735B2 (fr)
FR (1) FR3078424B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3719994B1 (fr) * 2019-04-01 2021-05-26 Infineon Technologies AG Régulation de puissance d'éclairage utilisant des communications de champ proche
US11852328B2 (en) * 2020-04-13 2023-12-26 Ledvance Llc Driver electronics for light emitting diode light engine with integrated near field communication based controls

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WO2007144798A2 (fr) 2006-06-13 2007-12-21 Nxp B.V. Procédé, lecteur rfid, balise rfid et système rfid pour communications sécurisées
JP4409579B2 (ja) * 2007-01-25 2010-02-03 Ｓｍｋ株式会社 Ｒｆ通信システム
DE102007041154B4 (de) 2007-08-30 2012-11-22 Texas Instruments Deutschland Gmbh RFID Transponder mit einer PLL und Verfahren für den Betrieb eines RFID- Transponders
US7916000B2 (en) 2007-09-24 2011-03-29 Cooper Tire & Rubber Company Automatic antenna tuner system for RFID
US8085106B2 (en) * 2008-10-09 2011-12-27 Muzahid Bin Huda Method and apparatus for dynamic modulation
US8068012B2 (en) * 2009-01-08 2011-11-29 Intelleflex Corporation RFID device and system for setting a level on an electronic device
US8570168B2 (en) 2009-10-08 2013-10-29 Bringrr Systems, Llc System, method and device to interrogate for the presence of objects
KR101031430B1 (ko) * 2009-12-23 2011-04-26 주식회사 하이닉스반도체 Ｒｆｉｄ 시스템
US8390433B2 (en) 2010-04-09 2013-03-05 Eigent Technologies Inc. Method and system for low cost, power efficient, wireless transponder devices with enhanced functionality
US8648698B2 (en) 2010-05-10 2014-02-11 Tyco Fire & Security Gmbh Method and system for radio frequency identification tag using reduced set communication protocol
JP2012134721A (ja) 2010-12-21 2012-07-12 Renesas Electronics Corp 音声再生システム
US9272630B2 (en) * 2011-05-27 2016-03-01 Samsung Electronics Co., Ltd. Electronic device and method for transmitting and receiving wireless power
US8558497B2 (en) 2011-07-15 2013-10-15 Cypress Semiconductor Corporation Reduced electromagnetic interference for pulse-width modulation
US8731042B2 (en) * 2012-02-24 2014-05-20 Silicon Laboratories Inc. Generating pulse width modulated signals
US8583265B1 (en) * 2012-05-22 2013-11-12 GM Global Technology Operations LLC Methods, systems and apparatus for computing a voltage advance used in controlling operation of an electric machine
FR2991800B1 (fr) * 2012-06-07 2014-07-04 Epawn Dispositif d'aide a la localisation en temps reel d'un element mobile autoalimente
FR2992081B1 (fr) 2012-06-15 2015-05-15 Thales Sa Systeme electronique comprenant une pluralite d'equipements electroniques, equipement electronique d'un tel systeme et procede de gestion et de maintenance d'un tel systeme
US8902965B2 (en) 2012-09-27 2014-12-02 Qualcomm Incorporated Pulse shaping for generating NFC initiator transmit waveform
FR3000817B1 (fr) * 2013-01-04 2016-04-01 Epawn Commande d'une station d'accueil par mouvement de dispositif mobile
US9330561B2 (en) 2013-03-04 2016-05-03 Hello Inc. Remote communication systems and methods for communicating with a building gateway control to control building systems and elements
AU2013201357A1 (en) 2013-03-07 2014-09-25 Malpure Pty Ltd Reader and method for reading data
US9094113B2 (en) * 2013-03-15 2015-07-28 Qualcomm Incorporated Apparatus and method for reducing phase noise in near field communication device signaling
FR3004267B1 (fr) * 2013-04-08 2015-04-17 Epawn Dispositif et systeme pour generer et asservir une force de deplacement d'un element mobile localise en temps reel
KR102238176B1 (ko) 2014-04-16 2021-04-12 삼성전자주식회사 단일 와이어 프로토콜 통신에서의 데이터 통신 방법 및 그에 따른 단일 와이어 프로토콜 통신 시스템
US9767330B2 (en) 2015-07-16 2017-09-19 Empire Technology Development Llc Distance determination between RFID tags
US10069662B2 (en) * 2015-11-10 2018-09-04 Infineon Technologies Ag Mixed analog-digital pulse-width modulator
US10177753B2 (en) * 2016-08-05 2019-01-08 Altera Corporation Techniques for generating pulse-width modulation data

Also Published As

Publication number Publication date
FR3078424A1 (fr) 2019-08-30
US10664735B2 (en) 2020-05-26
US20190266462A1 (en) 2019-08-29

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