JP2009521157A - 低周波通信の方法および装置 - Google Patents
低周波通信の方法および装置 Download PDFInfo
- Publication number
- JP2009521157A JP2009521157A JP2008546523A JP2008546523A JP2009521157A JP 2009521157 A JP2009521157 A JP 2009521157A JP 2008546523 A JP2008546523 A JP 2008546523A JP 2008546523 A JP2008546523 A JP 2008546523A JP 2009521157 A JP2009521157 A JP 2009521157A
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- JP
- Japan
- Prior art keywords
- control signal
- signal
- transmission
- control
- filtering
- 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.)
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Classifications
-
- 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
- G06K7/10316—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 using at least one antenna particularly designed for interrogating the wireless record carriers
- G06K7/10336—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 using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the near field type, inductive coil
-
- 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
-
- 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
- G06K7/10158—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 methods and means used by the interrogation device for reliably powering the wireless record carriers using an electromagnetic interrogation field
- G06K7/10178—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 methods and means used by the interrogation device for reliably powering the wireless record carriers using an electromagnetic interrogation field including auxiliary means for focusing, repeating or boosting the electromagnetic interrogation field
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- General Physics & Mathematics (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Noise Elimination (AREA)
- Transmitters (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
【選択図】 図1
Description
11 制御信号発生器
12 帯域フィルター
13 相補デバイス
14 伝送アンテナ
15 受信機
16 送信機
21 非対称制御信号
22 対称制御信号
23 基本波
24 基本波
25 高調波
26 高調波
31 非対称制御信号
32 対称制御信号
33 基本波
34 基本波
35 高調波
36 高調波
Claims (9)
- 制御信号(22、32)の発生、およびこの制御信号の伝送を含む、制御デバイスとオペレータデバイスとの間の通信の方法であって、前記制御信号は、対称信号の形で発生させられ、次に、伝送装置によってフィルターにかけられることを特徴とする方法。
- 前記制御信号(22、32)は、所定のデューティサイクルを有する信号であることを特徴とする請求項1に記載の方法。
- 前記制御信号(22、32)は、伝送時または受信時に共振するデバイスまたは装置(14)を中心とする周波数信号であることを特徴とする請求項1または2に記載の方法。
- 前記制御信号がフィルターにかけられる前記段階は、少なくとも1つのLFアンテナ(12)による前記制御信号(22、32)のフィルタリングを含むことを特徴とする請求項1〜3のいずれか一項に記載の方法。
- 前記フィルタリング段階は、前記制御信号(22、32)からの基本波(24、34)、およびその隣接高調波(前記フィルターの帯域に含まれる)の抽出をさらに含むことを特徴とする請求項1〜5のいずれか一項に記載の方法。
- 前記通信装置(10)は、低周波(125kHz〜135kHz)無線通信装置であることを特徴とする請求項1〜6のいずれか一項に記載の方法。
- 前記制御信号(22、32)は、所定のデューティサイクルの場合には、少なくとも1つの送信機の対称制御を可能にするものであることを特徴とする請求項1〜7のいずれか一項に記載の方法。
- 制御信号(22、32)を発生する手段(11)と、
前記制御信号(22、32)を伝送する手段とを備える、制御デバイスからオペレータデバイスへの通信の装置(10)であって、
前記発生手段は、対称制御信号(22、32)を発生させるために設定され、かつ前記伝送手段によって、前記発生された制御信号(22、32)にフィルターをかける手段(12)をさらに備えることを特徴とする装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0513233A FR2895603B1 (fr) | 2005-12-22 | 2005-12-22 | Procede et systeme de communication basse frequence |
PCT/FR2006/002832 WO2007077347A1 (fr) | 2005-12-22 | 2006-12-21 | Procede et systeme de communication basse frequence |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2009521157A true JP2009521157A (ja) | 2009-05-28 |
Family
ID=36999819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008546523A Pending JP2009521157A (ja) | 2005-12-22 | 2006-12-21 | 低周波通信の方法および装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8150332B2 (ja) |
EP (1) | EP1969731A1 (ja) |
JP (1) | JP2009521157A (ja) |
FR (1) | FR2895603B1 (ja) |
WO (1) | WO2007077347A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09148946A (ja) * | 1995-11-20 | 1997-06-06 | Shinko Electric Co Ltd | 非接触icカードシステム等用の送信機 |
JP2005072790A (ja) * | 2003-08-21 | 2005-03-17 | Brother Ind Ltd | 通信システムの応答器 |
WO2005111911A1 (de) * | 2004-05-08 | 2005-11-24 | Conti Temic Microelectronic Gmbh | Sendeschaltung für ein transpondersystem zur übertragung eines digitalen signals über eine sendeantenne |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4277710A (en) * | 1979-04-30 | 1981-07-07 | Dukane Corporation | Control circuit for piezoelectric ultrasonic generators |
US4458248A (en) * | 1982-04-26 | 1984-07-03 | Haramco Research, Inc. | Parametric antenna |
US4947407A (en) * | 1989-08-08 | 1990-08-07 | Siemens-Pacesetter, Inc. | Sample-and-hold digital phase-locked loop for ask signals |
US5132633A (en) * | 1991-05-21 | 1992-07-21 | National Semiconductor Corporation | PLL using a multi-phase frequency correction circuit in place of a VCO |
US5212815A (en) * | 1991-09-03 | 1993-05-18 | Motorola, Inc. | Radio equipment directional coupler |
US5583402A (en) * | 1994-01-31 | 1996-12-10 | Magnetek, Inc. | Symmetry control circuit and method |
US6114814A (en) * | 1998-12-11 | 2000-09-05 | Monolithic Power Systems, Inc. | Apparatus for controlling a discharge lamp in a backlighted display |
US7027493B2 (en) * | 2000-01-19 | 2006-04-11 | Time Domain Corporation | System and method for medium wide band communications by impluse radio |
-
2005
- 2005-12-22 FR FR0513233A patent/FR2895603B1/fr not_active Expired - Fee Related
-
2006
- 2006-12-21 US US12/097,981 patent/US8150332B2/en not_active Expired - Fee Related
- 2006-12-21 JP JP2008546523A patent/JP2009521157A/ja active Pending
- 2006-12-21 EP EP06847108A patent/EP1969731A1/fr not_active Withdrawn
- 2006-12-21 WO PCT/FR2006/002832 patent/WO2007077347A1/fr active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09148946A (ja) * | 1995-11-20 | 1997-06-06 | Shinko Electric Co Ltd | 非接触icカードシステム等用の送信機 |
JP2005072790A (ja) * | 2003-08-21 | 2005-03-17 | Brother Ind Ltd | 通信システムの応答器 |
WO2005111911A1 (de) * | 2004-05-08 | 2005-11-24 | Conti Temic Microelectronic Gmbh | Sendeschaltung für ein transpondersystem zur übertragung eines digitalen signals über eine sendeantenne |
JP2007536880A (ja) * | 2004-05-08 | 2007-12-13 | コンティ テミック マイクロエレクトロニック ゲゼルシャフト ミット ベシュレンクテル ハフツング | 送信アンテナを介してディジタル信号を伝送するトランスポンダシステム用の送信回路 |
Also Published As
Publication number | Publication date |
---|---|
US8150332B2 (en) | 2012-04-03 |
EP1969731A1 (fr) | 2008-09-17 |
FR2895603B1 (fr) | 2009-10-30 |
US20090156132A1 (en) | 2009-06-18 |
WO2007077347A1 (fr) | 2007-07-12 |
FR2895603A1 (fr) | 2007-06-29 |
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