NO20004782D0 - FremgangsmÕte for kommunikasjon mellom et antall fjernenheter og en kontrollenhet - Google Patents
FremgangsmÕte for kommunikasjon mellom et antall fjernenheter og en kontrollenhetInfo
- Publication number
- NO20004782D0 NO20004782D0 NO20004782A NO20004782A NO20004782D0 NO 20004782 D0 NO20004782 D0 NO 20004782D0 NO 20004782 A NO20004782 A NO 20004782A NO 20004782 A NO20004782 A NO 20004782A NO 20004782 D0 NO20004782 D0 NO 20004782D0
- Authority
- NO
- Norway
- Prior art keywords
- communication
- control unit
- remote units
- remote
- units
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
-
- 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
- G06K7/10019—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers.
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
- G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
- G01S13/758—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using a signal generator powered by the interrogation signal
-
- 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
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
- G01S13/825—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted with exchange of information between interrogator and responder
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/046,374 US6104279A (en) | 1998-03-23 | 1998-03-23 | Method of communication between a plurality of remote units and a control unit |
PCT/US1999/002226 WO1999049335A1 (en) | 1998-03-23 | 1999-02-02 | Method of communication between a plurality of remote units and a control unit |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20004782D0 true NO20004782D0 (no) | 2000-09-25 |
NO20004782L NO20004782L (no) | 2000-09-25 |
Family
ID=21943101
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20004782A NO20004782L (no) | 1998-03-23 | 2000-09-25 | FremgangsmÕte for kommunikasjon mellom et antall fjernenheter og en kontrollenhet |
Country Status (11)
Country | Link |
---|---|
US (1) | US6104279A (no) |
EP (1) | EP1071968A4 (no) |
JP (1) | JP2002507756A (no) |
KR (1) | KR20010034624A (no) |
CN (1) | CN1205487C (no) |
CA (1) | CA2325423A1 (no) |
HK (1) | HK1033980A1 (no) |
MY (1) | MY114626A (no) |
NO (1) | NO20004782L (no) |
TW (1) | TW496964B (no) |
WO (1) | WO1999049335A1 (no) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL132297A (en) | 1997-05-14 | 2004-06-20 | Btg Int Ltd | Increased detection system |
US6456191B1 (en) * | 1999-03-23 | 2002-09-24 | Exi Wireless Systems Inc. | Tag system with anti-collision features |
FR2803673A1 (fr) * | 2000-01-07 | 2001-07-13 | Gemplus Card Int | Procede d'identification d'etiquettes electroniques par discrimination d'amplitude des signaux dans un protocole non-deterministe |
US7019664B2 (en) * | 2000-06-12 | 2006-03-28 | Supersensor (Proprietary) Limited | Reading protocol for transponders of electronic identification system |
EP2287777A1 (en) * | 2001-02-12 | 2011-02-23 | Symbol Technologies, Inc. | Radio frequency identification architecture |
US7200130B2 (en) * | 2001-02-13 | 2007-04-03 | Nokia Corporation | Short range RF network configuration |
US20020111702A1 (en) * | 2001-02-15 | 2002-08-15 | Angel Jeffrey R. | Factory personnel monitors |
US6951305B2 (en) * | 2001-11-21 | 2005-10-04 | Goliath Solutions, Llc. | Advertising compliance monitoring system |
US6837427B2 (en) * | 2001-11-21 | 2005-01-04 | Goliath Solutions, Llc. | Advertising compliance monitoring system |
US7374096B2 (en) | 2001-11-21 | 2008-05-20 | Goliath Solutions, Llc | Advertising compliance monitoring system |
DE60221700T2 (de) * | 2001-12-11 | 2008-04-30 | Tagsys S.A. | Systeme zum sicheren markieren von daten |
AU2003216574A1 (en) * | 2002-04-05 | 2003-10-20 | Ip And Innovation Company Holdings (Proprietary) Limited | Transponder-based communication systems |
US7295115B2 (en) * | 2002-10-18 | 2007-11-13 | Aeroscout, Ltd. | Radio-frequency identification (RFID) tag employing unique reception window and method therefor |
JP2004259123A (ja) * | 2003-02-27 | 2004-09-16 | Nec Micro Systems Ltd | Rfidシステムおよびrfid用プログラム |
US7012524B2 (en) * | 2003-03-07 | 2006-03-14 | Omron Corporation | Anti-intruder security system with sensor network and actuator network |
JP4110530B2 (ja) * | 2003-10-22 | 2008-07-02 | ソニー株式会社 | 情報記録処理装置、情報再生処理装置、情報記録媒体、および方法、並びにコンピュータ・プログラム |
GB2410867B (en) * | 2004-02-06 | 2009-04-08 | Btg Int Ltd | Selection and arbitration method and system |
WO2005081420A1 (ja) * | 2004-02-19 | 2005-09-01 | Amplet Inc. | Cdma-rfid |
DE102004020956B4 (de) | 2004-04-28 | 2009-03-26 | Atmel Germany Gmbh | Kommunikationsverfahren in RFID-oder Remote-Sensor-Systemen |
WO2006011207A1 (ja) * | 2004-07-29 | 2006-02-02 | Mitsubishi Denki Kabushiki Kaisha | 無線タグ読取システム、無線タグ読取装置および無線タグ |
US7426197B2 (en) * | 2004-11-24 | 2008-09-16 | Qualcomm Incorporated | Method and apparatus for location determination of a wireless device within an environment |
US8090065B2 (en) * | 2005-11-29 | 2012-01-03 | Sonosite, Inc. | Implied clock |
US20070125837A1 (en) * | 2005-12-01 | 2007-06-07 | Chan-Won Park | Method for processing reception call in mobile RFID service, and a wireless communication terminal employing the same |
US7310070B1 (en) | 2006-08-23 | 2007-12-18 | Goliath Solutions, Llc | Radio frequency identification shelf antenna with a distributed pattern for localized tag detection |
US20080108298A1 (en) * | 2006-11-07 | 2008-05-08 | Selen Mats A | Certified two way source initiated transfer |
KR100839594B1 (ko) * | 2006-12-06 | 2008-06-19 | 한국전자통신연구원 | 방송 시스템에서 데이터 전달 망을 이용한 역방향 데이터 전송 방법과 그를 위한 역방향 데이터 전송 관리 방법 |
DE102007007309A1 (de) * | 2007-02-07 | 2008-08-14 | Atmel Germany Gmbh | Verfahren zum wenigstens temporären Freischalten einer bidirektionalen Kommunikation und Transponder |
FR2925736B1 (fr) * | 2007-12-21 | 2010-09-24 | Eads Secure Networks | Procede de production d'une preuve de presence ou de fonctionnement d'une entite dans une zone identifiee pendant une duree superieure a un seuil donne, et systeme de surveillance |
EP2166485B1 (en) * | 2008-09-19 | 2016-02-24 | Rockwell Automation Germany GmbH & Co. KG | RFID Reaction time reduction |
US8942623B2 (en) * | 2011-12-02 | 2015-01-27 | Qualcomm Incorporated | Reducing NFC peer mode connection times |
CN104506306A (zh) * | 2014-12-17 | 2015-04-08 | 张君 | 一种加密的灌装液态食品生产的信号双向传输方法 |
CN104504419A (zh) * | 2014-12-17 | 2015-04-08 | 张君 | 一种安全的灌装液态食品生产的标签信号双向传输系统 |
JP6753755B2 (ja) * | 2016-10-06 | 2020-09-09 | 京セラ株式会社 | 測距装置、車両及び測距方法 |
TWI638315B (zh) * | 2017-05-03 | 2018-10-11 | 九齊科技股份有限公司 | 射頻傳輸方法及其裝置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE301127T1 (de) * | 1987-07-31 | 1989-08-24 | Texas Instruments Deutschland Gmbh, 8050 Freising, De | Transponder-anordnung. |
US5457461A (en) * | 1993-08-11 | 1995-10-10 | Texas Instruments Deutschland Gmbh | Method and arrangement for detecting adjacent transponders |
US5294931A (en) * | 1992-04-29 | 1994-03-15 | Texas Instruments Deutschland Gmbh | Method of interrogating a plurality of transponders arranged in the transmission range of an interrogating device and transponders for use in the said method |
US5365551A (en) * | 1992-12-15 | 1994-11-15 | Micron Technology, Inc. | Data communication transceiver using identification protocol |
US5500650A (en) * | 1992-12-15 | 1996-03-19 | Micron Technology, Inc. | Data communication method using identification protocol |
US5434572A (en) * | 1994-06-07 | 1995-07-18 | Ramtron International Corporation | System and method for initiating communications between a controller and a selected subset of multiple transponders in a common RF field |
US5489908A (en) * | 1994-07-27 | 1996-02-06 | Texas Instruments Deutschland Gmbh | Apparatus and method for identifying multiple transponders |
US5602538A (en) * | 1994-07-27 | 1997-02-11 | Texas Instruments Incorporated | Apparatus and method for identifying multiple transponders |
US5771462A (en) * | 1995-07-07 | 1998-06-23 | International Business Machines Corporation | Bus arbitration infrastructure for deployment of wireless networks |
-
1998
- 1998-03-23 US US09/046,374 patent/US6104279A/en not_active Expired - Lifetime
-
1999
- 1999-02-02 EP EP99905641A patent/EP1071968A4/en not_active Withdrawn
- 1999-02-02 CA CA002325423A patent/CA2325423A1/en not_active Abandoned
- 1999-02-02 WO PCT/US1999/002226 patent/WO1999049335A1/en not_active Application Discontinuation
- 1999-02-02 JP JP2000538252A patent/JP2002507756A/ja not_active Withdrawn
- 1999-02-02 CN CNB99804301XA patent/CN1205487C/zh not_active Expired - Fee Related
- 1999-02-02 KR KR1020007010509A patent/KR20010034624A/ko not_active Application Discontinuation
- 1999-02-23 MY MYPI99000630A patent/MY114626A/en unknown
- 1999-03-15 TW TW088103925A patent/TW496964B/zh not_active IP Right Cessation
-
2000
- 2000-09-25 NO NO20004782A patent/NO20004782L/no not_active Application Discontinuation
-
2001
- 2001-07-05 HK HK01104626A patent/HK1033980A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW496964B (en) | 2002-08-01 |
CN1205487C (zh) | 2005-06-08 |
US6104279A (en) | 2000-08-15 |
EP1071968A1 (en) | 2001-01-31 |
NO20004782L (no) | 2000-09-25 |
CA2325423A1 (en) | 1999-09-30 |
MY114626A (en) | 2002-11-30 |
JP2002507756A (ja) | 2002-03-12 |
CN1294684A (zh) | 2001-05-09 |
EP1071968A4 (en) | 2003-04-23 |
WO1999049335A1 (en) | 1999-09-30 |
HK1033980A1 (en) | 2001-10-05 |
KR20010034624A (ko) | 2001-04-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |