CN102843169A - 近场通信装置以及检测近场通信装置的存在的方法 - Google Patents
近场通信装置以及检测近场通信装置的存在的方法 Download PDFInfo
- Publication number
- CN102843169A CN102843169A CN2012102118140A CN201210211814A CN102843169A CN 102843169 A CN102843169 A CN 102843169A CN 2012102118140 A CN2012102118140 A CN 2012102118140A CN 201210211814 A CN201210211814 A CN 201210211814A CN 102843169 A CN102843169 A CN 102843169A
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- signal
- detection signal
- nfc
- nfc device
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- 238000004891 communication Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims description 30
- 238000001514 detection method Methods 0.000 claims abstract description 225
- 230000009021 linear effect Effects 0.000 claims abstract description 45
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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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161499489P | 2011-06-21 | 2011-06-21 | |
US61/499,489 | 2011-06-21 | ||
US13/249,820 US20120329391A1 (en) | 2011-06-21 | 2011-09-30 | Detecting a presence of near field communications (nfc) devices |
US13/249,820 | 2011-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102843169A true CN102843169A (zh) | 2012-12-26 |
CN102843169B CN102843169B (zh) | 2016-03-30 |
Family
ID=46704432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210211814.0A Active CN102843169B (zh) | 2011-06-21 | 2012-06-21 | 近场通信装置以及检测近场通信装置的存在的方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20120329391A1 (zh) |
EP (1) | EP2538571B1 (zh) |
CN (1) | CN102843169B (zh) |
HK (1) | HK1178332A1 (zh) |
TW (1) | TWI474642B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107889086A (zh) * | 2016-09-29 | 2018-04-06 | 意法半导体(鲁塞)公司 | 检测物体的可能存在的方法、以及相应的读取器 |
CN109756249A (zh) * | 2017-11-02 | 2019-05-14 | 三星电子株式会社 | 近场通信设备 |
CN110621010A (zh) * | 2018-06-19 | 2019-12-27 | 意法半导体公司 | 使用近场通信的环境状况和介质组成感测 |
CN110969820A (zh) * | 2018-10-01 | 2020-04-07 | 英飞凌科技股份有限公司 | 测量设备,相应的方法和系统 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9026048B2 (en) * | 2011-12-05 | 2015-05-05 | Broadcom Corporation | Detecting a presence of near field communications (NFC) devices |
US8867990B2 (en) | 2012-02-29 | 2014-10-21 | Broadcom Corporation | Detecting a presence of near field communications (NFC) devices |
US9204393B2 (en) * | 2012-10-25 | 2015-12-01 | Blackberry Limited | System and method of rejecting a low power state based on a cover detection by a mobile wireless communication device |
KR102099705B1 (ko) | 2014-03-14 | 2020-04-10 | 삼성전자주식회사 | 근거리 무선 통신 장치 및 이를 포함하는 전자 시스템 |
US9590701B2 (en) * | 2014-09-08 | 2017-03-07 | Broadcom Corporation | Feedback-based adaptive load modulation (ALM) for a near field communication (NFC) device |
EP3185431B1 (en) * | 2015-12-22 | 2021-09-22 | Intel Corporation | Polling for near field communication |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040113755A1 (en) * | 2002-07-29 | 2004-06-17 | Claudio Ricci | Device for detecting the presence of a transponder around the device |
CN1620667A (zh) * | 2001-12-18 | 2005-05-25 | 内部无接触技术公司 | 包括低耗电有效夜间警戒模式的无接点集成电路读出装置 |
US20060170553A1 (en) * | 2005-01-14 | 2006-08-03 | Farpointe Data, Inc., A California Corporation | Controlling an RFID reader by observing a change in inductance |
US20070236336A1 (en) * | 2006-03-31 | 2007-10-11 | Borcherding Eric J | Transponder detector for an RFID system generating a progression of detection signals |
CN101951281A (zh) * | 2002-12-17 | 2011-01-19 | 索尼株式会社 | 通信系统,通信方法和数据处理设备 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4356477A (en) * | 1980-09-30 | 1982-10-26 | Jan Vandebult | FM/AM Electronic security system |
US6107910A (en) * | 1996-11-29 | 2000-08-22 | X-Cyte, Inc. | Dual mode transmitter/receiver and decoder for RF transponder tags |
US7988055B2 (en) * | 2005-01-20 | 2011-08-02 | Wright State University | Uncontrolled passive radio frequency identification tag and system with 3-D positioning |
US20080291043A1 (en) * | 2007-05-23 | 2008-11-27 | Mark Duron | System and method for device activation |
-
2011
- 2011-09-30 US US13/249,820 patent/US20120329391A1/en not_active Abandoned
-
2012
- 2012-06-13 TW TW101121128A patent/TWI474642B/zh not_active IP Right Cessation
- 2012-06-20 EP EP12004639.6A patent/EP2538571B1/en active Active
- 2012-06-21 CN CN201210211814.0A patent/CN102843169B/zh active Active
-
2013
- 2013-04-24 HK HK13104993.4A patent/HK1178332A1/zh not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1620667A (zh) * | 2001-12-18 | 2005-05-25 | 内部无接触技术公司 | 包括低耗电有效夜间警戒模式的无接点集成电路读出装置 |
US20040113755A1 (en) * | 2002-07-29 | 2004-06-17 | Claudio Ricci | Device for detecting the presence of a transponder around the device |
CN101951281A (zh) * | 2002-12-17 | 2011-01-19 | 索尼株式会社 | 通信系统,通信方法和数据处理设备 |
US20060170553A1 (en) * | 2005-01-14 | 2006-08-03 | Farpointe Data, Inc., A California Corporation | Controlling an RFID reader by observing a change in inductance |
US20070236336A1 (en) * | 2006-03-31 | 2007-10-11 | Borcherding Eric J | Transponder detector for an RFID system generating a progression of detection signals |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107889086A (zh) * | 2016-09-29 | 2018-04-06 | 意法半导体(鲁塞)公司 | 检测物体的可能存在的方法、以及相应的读取器 |
CN107889086B (zh) * | 2016-09-29 | 2020-12-25 | 意法半导体(鲁塞)公司 | 检测物体的可能存在的方法、以及相应的读取器 |
CN109756249A (zh) * | 2017-11-02 | 2019-05-14 | 三星电子株式会社 | 近场通信设备 |
CN109756249B (zh) * | 2017-11-02 | 2021-11-05 | 三星电子株式会社 | 近场通信设备 |
CN110621010A (zh) * | 2018-06-19 | 2019-12-27 | 意法半导体公司 | 使用近场通信的环境状况和介质组成感测 |
CN110621010B (zh) * | 2018-06-19 | 2023-02-24 | 意法半导体公司 | 近场通信系统、确定物体的状况的方法和电子系统 |
CN110969820A (zh) * | 2018-10-01 | 2020-04-07 | 英飞凌科技股份有限公司 | 测量设备,相应的方法和系统 |
CN110969820B (zh) * | 2018-10-01 | 2024-04-09 | 英飞凌科技股份有限公司 | 测量设备,相应的方法和系统 |
Also Published As
Publication number | Publication date |
---|---|
CN102843169B (zh) | 2016-03-30 |
US20120329391A1 (en) | 2012-12-27 |
EP2538571B1 (en) | 2016-08-24 |
EP2538571A1 (en) | 2012-12-26 |
HK1178332A1 (zh) | 2013-09-06 |
TWI474642B (zh) | 2015-02-21 |
TW201301793A (zh) | 2013-01-01 |
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