CN113988095A - 非接触式通信设备模式切换管理 - Google Patents
非接触式通信设备模式切换管理 Download PDFInfo
- Publication number
- CN113988095A CN113988095A CN202110851109.6A CN202110851109A CN113988095A CN 113988095 A CN113988095 A CN 113988095A CN 202110851109 A CN202110851109 A CN 202110851109A CN 113988095 A CN113988095 A CN 113988095A
- Authority
- CN
- China
- Prior art keywords
- frequency
- peer
- locked loop
- contactless
- reader
- 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
- 238000004891 communication Methods 0.000 title claims abstract description 98
- 238000000034 method Methods 0.000 claims description 19
- 230000000977 initiatory effect Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 abstract 1
- 229920000729 poly(L-lysine) polymer Polymers 0.000 description 18
- 238000005516 engineering process Methods 0.000 description 7
- 101000685663 Homo sapiens Sodium/nucleoside cotransporter 1 Proteins 0.000 description 5
- 102100023116 Sodium/nucleoside cotransporter 1 Human genes 0.000 description 5
- 230000000295 complement effect Effects 0.000 description 4
- 239000003999 initiator Substances 0.000 description 4
- 102100032533 ADP/ATP translocase 1 Human genes 0.000 description 3
- 101000768061 Escherichia phage P1 Antirepressor protein 1 Proteins 0.000 description 3
- 101000796932 Homo sapiens ADP/ATP translocase 1 Proteins 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 101100251952 Arabidopsis thaliana RLP3 gene Proteins 0.000 description 2
- 101100428808 Arabidopsis thaliana WAKL22 gene Proteins 0.000 description 2
- 101000821827 Homo sapiens Sodium/nucleoside cotransporter 2 Proteins 0.000 description 2
- 102100024061 Integrator complex subunit 1 Human genes 0.000 description 2
- 101710092857 Integrator complex subunit 1 Proteins 0.000 description 2
- 102100021541 Sodium/nucleoside cotransporter 2 Human genes 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 101710148588 ADP,ATP carrier protein 2 Proteins 0.000 description 1
- 101710165307 ADP,ATP carrier protein 2, mitochondrial Proteins 0.000 description 1
- 102100026396 ADP/ATP translocase 2 Human genes 0.000 description 1
- 101710102718 ADP/ATP translocase 2 Proteins 0.000 description 1
- 101710102715 ADP/ATP translocase 3 Proteins 0.000 description 1
- 101100356534 Arabidopsis thaliana RFI2 gene Proteins 0.000 description 1
- 102100034004 Gamma-adducin Human genes 0.000 description 1
- 101000799011 Homo sapiens Gamma-adducin Proteins 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Images
Classifications
-
- 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
- H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation
-
- 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
-
- 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
- G06K7/10237—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 reader and the record carrier being capable of selectively switching between reader and record carrier appearance, e.g. in near field communication [NFC] devices where the NFC device may function as an RFID reader or as an RFID tag
-
- 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
- G06K7/10198—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 setting parameters for the interrogator, e.g. programming parameters and operating modes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
- H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
- H04B5/45—Transponders
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
- H04B5/48—Transceivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
- H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
- H04L7/0331—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop with a digital phase-locked loop [PLL] processing binary samples, e.g. add/subtract logic for correction of receiver clock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Near-Field Transmission Systems (AREA)
- Communication Control (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2007898A FR3112914B1 (fr) | 2020-07-27 | 2020-07-27 | Gestion de la commutation d'un dispositif de communication sans contact d'un mode d'émulation de carte à un mode pair à pair. |
FR2007898 | 2020-07-27 | ||
US17/385,122 US11736148B2 (en) | 2020-07-27 | 2021-07-26 | Contactless communication device mode switching management |
US17/385,122 | 2021-07-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113988095A true CN113988095A (zh) | 2022-01-28 |
CN113988095B CN113988095B (zh) | 2024-05-31 |
Family
ID=74205911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110851109.6A Active CN113988095B (zh) | 2020-07-27 | 2021-07-27 | 非接触式通信设备模式切换管理 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11736148B2 (zh) |
EP (1) | EP3945684A1 (zh) |
CN (1) | CN113988095B (zh) |
FR (1) | FR3112914B1 (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140218080A1 (en) * | 2013-01-07 | 2014-08-07 | Mediatek Singapore Pte. Ltd. | Method and system for fast synchronized dynamic switching of a reconfigurable phase locked loop (pll) for near field communications (nfc) peer to peer (p2p) active communications |
CN110061763A (zh) * | 2018-01-19 | 2019-07-26 | 意法半导体有限公司 | 读取器与通过有源负载调制和读取器处于非接触通信中的对象之间的同步 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9712317B2 (en) * | 2015-02-17 | 2017-07-18 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Carrier synchronization appropriate for ALM NFC data transmission |
US10396975B2 (en) * | 2016-06-29 | 2019-08-27 | Maxim Integrated Products, Inc. | Clock recovery system and method for near field communication with active load modulation |
-
2020
- 2020-07-27 FR FR2007898A patent/FR3112914B1/fr active Active
-
2021
- 2021-07-13 EP EP21185198.5A patent/EP3945684A1/en active Pending
- 2021-07-26 US US17/385,122 patent/US11736148B2/en active Active
- 2021-07-27 CN CN202110851109.6A patent/CN113988095B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140218080A1 (en) * | 2013-01-07 | 2014-08-07 | Mediatek Singapore Pte. Ltd. | Method and system for fast synchronized dynamic switching of a reconfigurable phase locked loop (pll) for near field communications (nfc) peer to peer (p2p) active communications |
CN110061763A (zh) * | 2018-01-19 | 2019-07-26 | 意法半导体有限公司 | 读取器与通过有源负载调制和读取器处于非接触通信中的对象之间的同步 |
Also Published As
Publication number | Publication date |
---|---|
US11736148B2 (en) | 2023-08-22 |
CN113988095B (zh) | 2024-05-31 |
EP3945684A1 (en) | 2022-02-02 |
US20220029660A1 (en) | 2022-01-27 |
FR3112914A1 (fr) | 2022-01-28 |
FR3112914B1 (fr) | 2023-08-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107707278B (zh) | 为有源负载调制传输准备载波信号的nfc设备和方法 | |
CN107547111B (zh) | 时钟恢复系统和方法 | |
US9998178B2 (en) | Method of contactless communication between an object and a reader by active load modulation | |
EP3451546B1 (en) | Driving circuit for nfc antenna | |
CN110061763B (zh) | 读取器与通过有源负载调制和读取器处于非接触通信中的对象之间的同步 | |
US10447350B2 (en) | High-speed circuits for active load modulation and related methods | |
CN107809263B (zh) | 近场通信装置 | |
JP6879847B2 (ja) | Nfcシステムにおけるアクティブ型負荷変調の位相を高分解能チューニングする方法及びシステム | |
US10749719B2 (en) | Synchronization between an object and a reader contactlessly communicating by active load modulation | |
CN103620623A (zh) | 非接触收发系统发射的电磁信号的幅度调制方法及设备 | |
US20100252631A1 (en) | High speed contactless communication | |
US8923383B2 (en) | Transmitter and transmitting method using delay locked loop | |
WO2017010227A1 (ja) | 通信装置、通信方法、および通信システム | |
CN113988095B (zh) | 非接触式通信设备模式切换管理 | |
CN108933613B (zh) | 用于有源负载调制的方法及通信装置 | |
CN104573773A (zh) | 一种智能卡读写方法 | |
US11824599B2 (en) | Retromodulation method of a contactless communication, and corresponding transponder | |
EP4340237A1 (en) | Near field communication chip, phase synchronization method, and electronic device | |
US20230318658A1 (en) | Device comprising a synchronization circuit for performing near field communication | |
CN114650079A (zh) | 非接触通信的反向调制方法,以及相应的应答器 | |
CN115473558A (zh) | 信号中转电路、方法及电子设备 | |
CN116232559A (zh) | 系统同步方法、装置、系统及计算机可读存储介质 | |
CN115833827A (zh) | 锁相环的控制方法及装置、通信装置及存储介质 | |
CN104700127A (zh) | 一种ic卡数据传输方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Country or region after: France Address after: Montrouge, France Applicant after: STMicroelectronics France Country or region after: Slovenia Applicant after: STMicroelectronics Development Co.,Ltd. Address before: France Applicant before: STMicroelectronics S.A. Country or region before: France Applicant before: STMicroelectronics Development Co.,Ltd. Country or region before: Slovenia |
|
GR01 | Patent grant | ||
GR01 | Patent grant |