DE60328191D1 - Sprechendes verfahren - Google Patents

Sprechendes verfahren

Info

Publication number
DE60328191D1
DE60328191D1 DE60328191T DE60328191T DE60328191D1 DE 60328191 D1 DE60328191 D1 DE 60328191D1 DE 60328191 T DE60328191 T DE 60328191T DE 60328191 T DE60328191 T DE 60328191T DE 60328191 D1 DE60328191 D1 DE 60328191D1
Authority
DE
Germany
Prior art keywords
talking
procedure
devices
reflect
writing
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.)
Expired - Fee Related
Application number
DE60328191T
Other languages
English (en)
Inventor
Curt Carrender
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Battelle Memorial Institute Inc
Original Assignee
Battelle Memorial Institute Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Battelle Memorial Institute Inc filed Critical Battelle Memorial Institute Inc
Application granted granted Critical
Publication of DE60328191D1 publication Critical patent/DE60328191D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0008General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06Record 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
    • G06K19/067Record 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
    • G06K19/07Record 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
    • G06K19/0723Record 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
DE60328191T 2002-07-03 2003-07-02 Sprechendes verfahren Expired - Fee Related DE60328191D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/189,113 US6970089B2 (en) 2002-07-03 2002-07-03 Full-spectrum passive communication system and method
PCT/US2003/020866 WO2004006177A1 (en) 2002-07-03 2003-07-02 Full-spectrum passive communication system and method

Publications (1)

Publication Number Publication Date
DE60328191D1 true DE60328191D1 (de) 2009-08-13

Family

ID=29999613

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60328191T Expired - Fee Related DE60328191D1 (de) 2002-07-03 2003-07-02 Sprechendes verfahren

Country Status (7)

Country Link
US (1) US6970089B2 (de)
EP (1) EP1520251B1 (de)
JP (1) JP4430534B2 (de)
AT (1) ATE435468T1 (de)
AU (1) AU2003281429A1 (de)
DE (1) DE60328191D1 (de)
WO (1) WO2004006177A1 (de)

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US9680520B2 (en) * 2013-03-22 2017-06-13 University Of Washington Through Its Center For Commercialization Ambient backscatter tranceivers, apparatuses, systems, and methods for communicating using backscatter of ambient RF signals
EP2976734B1 (de) * 2013-03-22 2019-09-18 University of Washington Through Its Center for Commercialization Sender/empfänger mit umgebungsrückstreuung sowie vorrichtungen, systeme und verfahren zur kommunikation mittels rückstreuung von hf-umgebungssignalen
KR102473074B1 (ko) 2013-11-22 2022-11-30 캘리포니아 인스티튜트 오브 테크놀로지 무선 전력 송신을 위한 생성기 유닛
WO2015123306A1 (en) * 2014-02-11 2015-08-20 University Of Washington Apparatuses, systems, and methods for communicating using mimo and spread spectrum coding in backscatter of ambient signals
WO2015123341A1 (en) 2014-02-11 2015-08-20 University Of Washington Wireless networking communication methods, systems, and devices operable using harvested power
US10079616B2 (en) 2014-12-19 2018-09-18 University Of Washington Devices and methods for backscatter communication using one or more wireless communication protocols including bluetooth low energy examples
WO2017027847A1 (en) 2015-08-12 2017-02-16 University Of Washington Backscatter devices and network systems incorporating backscatter devices
EP3171291B8 (de) * 2015-11-20 2019-02-20 pro-micron GmbH Verfahren und abfragevorrichtung zur abfrage von daten von einem passiven element
EP3408681B1 (de) 2016-01-26 2024-01-24 University of Washington Rückstreuvorrichtungen mit beispielen für einzelseitenbandbetrieb
EP3440454A4 (de) 2016-04-04 2019-12-18 The University of Washington Rückstreuvorrichtungen und systeme zur bereitstellung von rückstreusignalen mit ofdm-paketen
WO2018075653A1 (en) 2016-10-18 2018-04-26 University Of Washington Backscatter systems, devices, and techniques utilizing css modulation and/or higher order harmonic cancellation
US10461783B2 (en) 2017-03-16 2019-10-29 University Of Washington Radio frequency communication devices having backscatter and non-backscatter communication modes and hardware re-use
WO2018187737A1 (en) 2017-04-06 2018-10-11 University Of Washington Image and/or video transmission using backscatter devices
US10854960B2 (en) * 2017-05-02 2020-12-01 Richard A. Bean Electromagnetic energy harvesting devices and methods
US10720797B2 (en) 2017-05-26 2020-07-21 California Institute Of Technology Method and apparatus for dynamic RF lens focusing and tracking of wireless power recovery unit
US10852413B2 (en) * 2018-04-13 2020-12-01 Nec Corporation Tagging objects in indoor spaces using ambient, distributed backscatter
EP3891649A4 (de) 2018-12-05 2022-08-24 VUBIQ Networks, Inc. Millimeterwellen-rfid-systeme mit hoher bit-dichte, vorrichtungen und verfahren zur verwendung davon

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Also Published As

Publication number Publication date
US20040005863A1 (en) 2004-01-08
WO2004006177A1 (en) 2004-01-15
EP1520251B1 (de) 2009-07-01
JP4430534B2 (ja) 2010-03-10
EP1520251A1 (de) 2005-04-06
AU2003281429A1 (en) 2004-01-23
US6970089B2 (en) 2005-11-29
ATE435468T1 (de) 2009-07-15
JP2005536918A (ja) 2005-12-02

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee