CN103516505A - 进行受pll控制的主动负载调制的nfc装置 - Google Patents
进行受pll控制的主动负载调制的nfc装置 Download PDFInfo
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- CN103516505A CN103516505A CN201310250423.4A CN201310250423A CN103516505A CN 103516505 A CN103516505 A CN 103516505A CN 201310250423 A CN201310250423 A CN 201310250423A CN 103516505 A CN103516505 A CN 103516505A
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Images
Classifications
-
- 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
- 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
- H03L7/08—Details of the phase-locked loop
-
- 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
- G06K19/0727—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 being a circuit facilitating integration of the record carrier with a hand-held device such as a smart phone of PDA
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Artificial Intelligence (AREA)
- General Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Near-Field Transmission Systems (AREA)
- Power Engineering (AREA)
- Transmitters (AREA)
- Selective Calling Equipment (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/535,874 | 2012-06-28 | ||
US13/535,874 US8934836B2 (en) | 2012-06-28 | 2012-06-28 | NFC device with PLL controlled active load modulation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103516505A true CN103516505A (zh) | 2014-01-15 |
CN103516505B CN103516505B (zh) | 2017-05-03 |
Family
ID=48672329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310250423.4A Expired - Fee Related CN103516505B (zh) | 2012-06-28 | 2013-06-21 | 进行受pll控制的主动负载调制的nfc装置 |
Country Status (5)
Country | Link |
---|---|
US (2) | US8934836B2 (zh) |
EP (1) | EP2680457B1 (zh) |
KR (1) | KR101519128B1 (zh) |
CN (1) | CN103516505B (zh) |
TW (1) | TWI487309B (zh) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106897645A (zh) * | 2016-12-28 | 2017-06-27 | 深圳天珑无线科技有限公司 | 一种移动设备 |
CN107017901A (zh) * | 2015-12-09 | 2017-08-04 | 恩智浦有限公司 | 用于通过有源负载调制的相位校准的方法和装置 |
CN107210785A (zh) * | 2015-02-18 | 2017-09-26 | 高通股份有限公司 | 近场通信中的有源负载调制 |
CN107431506A (zh) * | 2015-03-17 | 2017-12-01 | 索尼公司 | 通信装置和通信方法 |
CN107707278A (zh) * | 2016-10-07 | 2018-02-16 | 华为国际有限公司 | 近场通信中的有源负载调制技术 |
CN107809263A (zh) * | 2016-09-08 | 2018-03-16 | 三星电子株式会社 | 近场通信装置 |
CN107925431A (zh) * | 2015-09-04 | 2018-04-17 | 索尼公司 | 信息处理设备、信息处理方法和程序 |
CN110149291A (zh) * | 2019-05-06 | 2019-08-20 | 南京睿赫电子有限公司 | 一种用于无线充电接收端ask负载调制电路及调制方法 |
CN110875759A (zh) * | 2018-08-31 | 2020-03-10 | 意法半导体(鲁塞)公司 | Nfc设备的频率调整 |
WO2022048338A1 (zh) * | 2020-09-02 | 2022-03-10 | Oppo广东移动通信有限公司 | 近场通信电路、方法、电子设备及存储介质 |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
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US8934836B2 (en) | 2012-06-28 | 2015-01-13 | Broadcom Corporation | NFC device with PLL controlled active load modulation |
US9513609B2 (en) * | 2013-02-01 | 2016-12-06 | Nxp B.V. | Wireless communications using active modulation |
US20150091523A1 (en) * | 2013-10-02 | 2015-04-02 | Mediatek Singapore Pte. Ltd. | Wireless charger system that has variable power / adaptive load modulation |
KR101762778B1 (ko) | 2014-03-04 | 2017-07-28 | 엘지이노텍 주식회사 | 무선 충전 및 통신 기판 그리고 무선 충전 및 통신 장치 |
EP2988427B1 (en) * | 2014-08-22 | 2019-04-24 | STMicroelectronics International N.V. | Method for a phase calibration in a frontend circuit of a near field communication, NFC, tag device, frontend circuit and NFC tag device |
KR102283255B1 (ko) | 2014-10-10 | 2021-07-28 | 삼성전자주식회사 | 반도체 장치 |
US9515750B2 (en) * | 2014-11-07 | 2016-12-06 | Qualcomm Incorporated | Systems and methods for self-calibration for wireless communication |
US9577718B2 (en) | 2014-11-19 | 2017-02-21 | Qualcomm Incorporated | Systems and methods for inductively coupled communications |
US10211887B2 (en) * | 2015-02-10 | 2019-02-19 | Sony Corporation | Receiver and communication system |
EP3076552B1 (en) * | 2015-03-30 | 2019-01-30 | Nxp B.V. | Digital synchronizer |
EP3076553B1 (en) | 2015-03-30 | 2021-04-14 | Nxp B.V. | Clock synchronizer |
US9559833B1 (en) * | 2015-09-21 | 2017-01-31 | Broadcom Corporation | Frequency synchronization for a near field communication (NFC) device |
TW201717570A (zh) * | 2015-11-09 | 2017-05-16 | 新力股份有限公司 | 通信裝置及通信方法 |
SG10201509972YA (en) | 2015-12-04 | 2016-09-29 | Huawei Internat Pte Ltd | Asynchronous transmission for nfc card emulation mode |
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 |
FR3054760A1 (fr) * | 2016-07-27 | 2018-02-02 | Stmicroelectronics Sa | Procede de communication sans contact entre un objet, par exemple un telephone mobile emule en mode carte, et un lecteur par modulation active de charge |
US10756881B2 (en) | 2016-08-01 | 2020-08-25 | Nxp B.V. | Method and system for operating a communications device that communicates via inductive coupling |
US9935689B2 (en) | 2016-08-01 | 2018-04-03 | Nxp B.V. | Method and system to measure the phase offset based on the frequency response in a NFC system |
US9911075B1 (en) | 2016-09-01 | 2018-03-06 | Nxp B.V. | RFID transponder and method for supplying energy thereto |
KR102483557B1 (ko) * | 2016-09-08 | 2023-01-05 | 삼성전자주식회사 | 근거리 무선 통신 장치 |
KR102570787B1 (ko) | 2016-10-27 | 2023-08-24 | 삼성전자주식회사 | Nfc 태그 인식 장치 및 이를 포함하는 nfc 태그 인식 시스템 |
US10374848B2 (en) | 2017-01-11 | 2019-08-06 | Mediatek Singapore Pte. Ltd. | Amplitude demodulators and related methods |
US10491437B2 (en) | 2017-01-11 | 2019-11-26 | Mediatek Singapore Pte. Ltd. | Circuits for amplitude demodulation and related methods |
US10447350B2 (en) | 2017-01-11 | 2019-10-15 | Mediatek Singapore Pte. Ltd. | High-speed circuits for active load modulation and related methods |
US9883383B1 (en) | 2017-01-27 | 2018-01-30 | Microsoft Technology Licensing, Llc | Secure near field communications |
US10194409B2 (en) * | 2017-02-16 | 2019-01-29 | Samsung Electronics Co., Ltd. | Near field communication device and an operating method of the near field communication device |
US10187122B2 (en) * | 2017-02-22 | 2019-01-22 | Samsung Electronics Co., Ltd. | Near field communications device |
CN108933613B (zh) * | 2017-05-23 | 2021-11-19 | 联发科技(新加坡)私人有限公司 | 用于有源负载调制的方法及通信装置 |
EP3429087B1 (en) * | 2017-07-12 | 2021-08-25 | STMicroelectronics razvoj polprevodnikov d.o.o. | Method for synchronizing an active load modulation clock within a transponder, and corresponding transponder |
FR3070563A1 (fr) * | 2017-08-31 | 2019-03-01 | Stmicroelectronics (Rousset) Sas | Circuit de pilotage d'antenne nfc |
US10567092B2 (en) * | 2017-09-01 | 2020-02-18 | Nxp B.V. | System to calibrate phase using system information |
EP3512107B1 (en) * | 2018-01-11 | 2020-07-15 | Nxp B.V. | Active load modulation transceiver |
KR102640294B1 (ko) | 2018-11-27 | 2024-02-22 | 삼성전자주식회사 | Nfc 회로 및 이의 동작 방법 |
US10574303B1 (en) * | 2018-12-28 | 2020-02-25 | Nxp B.V. | System and method to test and calibrate card-detection using active tag emulation |
FR3102625B1 (fr) | 2019-10-28 | 2021-11-12 | St Microelectronics Sa | Dispositif NFC émulé en mode carte comprenant une boucle à verrouillage de phase numérique, et procédé de communication correspondant. |
EP4099577A1 (en) * | 2021-06-02 | 2022-12-07 | Nxp B.V. | System and method of clock recovery with low phase-error for card emulation clock-less nfc transceivers |
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CN1178407A (zh) * | 1996-09-13 | 1998-04-08 | 株式会社日立制作所 | 功率发射系统、ic卡和利用ic卡的信息通信系统 |
US20090040022A1 (en) * | 2004-06-28 | 2009-02-12 | Klaus Finkenzeller | Transponder Unit |
WO2009063214A1 (en) * | 2007-11-15 | 2009-05-22 | Innovision Research & Technology Plc | Near field rf communicators |
CN102411698A (zh) * | 2010-09-21 | 2012-04-11 | 英赛瑟库尔公司 | 通过感应耦合的有源负载调制的方法和设备 |
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US5307028A (en) * | 1992-10-16 | 1994-04-26 | Ncr Corporation | Phase-and-frequency mode/phase mode detector with the same gain in both modes |
JP3839117B2 (ja) * | 1997-01-30 | 2006-11-01 | 株式会社ルネサステクノロジ | Pll回路およびそれを用いた無線通信端末機器 |
TWI248721B (en) * | 2001-04-27 | 2006-02-01 | Mediatek Inc | Phase-locked loop with dual-mode phase/frequency detection |
US7511543B2 (en) * | 2007-02-08 | 2009-03-31 | International Business Machines Corporation | Automatic static phase error and jitter compensation in PLL circuits |
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US8934836B2 (en) | 2012-06-28 | 2015-01-13 | Broadcom Corporation | NFC device with PLL controlled active load modulation |
-
2012
- 2012-06-28 US US13/535,874 patent/US8934836B2/en active Active
-
2013
- 2013-05-27 TW TW102118612A patent/TWI487309B/zh not_active IP Right Cessation
- 2013-06-14 EP EP13003064.6A patent/EP2680457B1/en not_active Not-in-force
- 2013-06-21 KR KR1020130071619A patent/KR101519128B1/ko active IP Right Grant
- 2013-06-21 CN CN201310250423.4A patent/CN103516505B/zh not_active Expired - Fee Related
-
2014
- 2014-12-19 US US14/577,303 patent/US9281874B2/en active Active
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CN1178407A (zh) * | 1996-09-13 | 1998-04-08 | 株式会社日立制作所 | 功率发射系统、ic卡和利用ic卡的信息通信系统 |
US20090040022A1 (en) * | 2004-06-28 | 2009-02-12 | Klaus Finkenzeller | Transponder Unit |
WO2009063214A1 (en) * | 2007-11-15 | 2009-05-22 | Innovision Research & Technology Plc | Near field rf communicators |
CN102411698A (zh) * | 2010-09-21 | 2012-04-11 | 英赛瑟库尔公司 | 通过感应耦合的有源负载调制的方法和设备 |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107210785A (zh) * | 2015-02-18 | 2017-09-26 | 高通股份有限公司 | 近场通信中的有源负载调制 |
CN107431506A (zh) * | 2015-03-17 | 2017-12-01 | 索尼公司 | 通信装置和通信方法 |
US10951443B2 (en) | 2015-03-17 | 2021-03-16 | Sony Corporation | Communication device and communication method |
CN107925431B (zh) * | 2015-09-04 | 2021-01-05 | 索尼公司 | 信息处理设备、信息处理方法和计算机可读存储介质 |
US11227130B2 (en) | 2015-09-04 | 2022-01-18 | Sony Corporation | Information processing device, information processing method, and program |
CN107925431A (zh) * | 2015-09-04 | 2018-04-17 | 索尼公司 | 信息处理设备、信息处理方法和程序 |
CN107017901A (zh) * | 2015-12-09 | 2017-08-04 | 恩智浦有限公司 | 用于通过有源负载调制的相位校准的方法和装置 |
CN107017901B (zh) * | 2015-12-09 | 2020-12-01 | 恩智浦有限公司 | 用于通过有源负载调制的相位校准的方法 |
CN107809263A (zh) * | 2016-09-08 | 2018-03-16 | 三星电子株式会社 | 近场通信装置 |
CN107809263B (zh) * | 2016-09-08 | 2021-04-27 | 三星电子株式会社 | 近场通信装置 |
CN107707278A (zh) * | 2016-10-07 | 2018-02-16 | 华为国际有限公司 | 近场通信中的有源负载调制技术 |
CN107707278B (zh) * | 2016-10-07 | 2021-05-14 | 华为国际有限公司 | 为有源负载调制传输准备载波信号的nfc设备和方法 |
CN106897645A (zh) * | 2016-12-28 | 2017-06-27 | 深圳天珑无线科技有限公司 | 一种移动设备 |
CN110875759A (zh) * | 2018-08-31 | 2020-03-10 | 意法半导体(鲁塞)公司 | Nfc设备的频率调整 |
CN110875759B (zh) * | 2018-08-31 | 2022-01-25 | 意法半导体(鲁塞)公司 | Nfc设备的频率调整 |
CN110149291A (zh) * | 2019-05-06 | 2019-08-20 | 南京睿赫电子有限公司 | 一种用于无线充电接收端ask负载调制电路及调制方法 |
CN110149291B (zh) * | 2019-05-06 | 2023-05-09 | 南京睿赫电子有限公司 | 一种用于无线充电接收端ask负载调制电路及调制方法 |
WO2022048338A1 (zh) * | 2020-09-02 | 2022-03-10 | Oppo广东移动通信有限公司 | 近场通信电路、方法、电子设备及存储介质 |
Also Published As
Publication number | Publication date |
---|---|
US20150105016A1 (en) | 2015-04-16 |
TWI487309B (zh) | 2015-06-01 |
US20140003548A1 (en) | 2014-01-02 |
TW201401801A (zh) | 2014-01-01 |
KR101519128B1 (ko) | 2015-05-11 |
US9281874B2 (en) | 2016-03-08 |
KR20140003330A (ko) | 2014-01-09 |
CN103516505B (zh) | 2017-05-03 |
EP2680457B1 (en) | 2016-04-20 |
EP2680457A2 (en) | 2014-01-01 |
US8934836B2 (en) | 2015-01-13 |
EP2680457A3 (en) | 2014-11-12 |
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