CA2155996A1 - Methode d'activation a plusieurs etapes par transpondeur - Google Patents

Methode d'activation a plusieurs etapes par transpondeur

Info

Publication number
CA2155996A1
CA2155996A1 CA002155996A CA2155996A CA2155996A1 CA 2155996 A1 CA2155996 A1 CA 2155996A1 CA 002155996 A CA002155996 A CA 002155996A CA 2155996 A CA2155996 A CA 2155996A CA 2155996 A1 CA2155996 A1 CA 2155996A1
Authority
CA
Canada
Prior art keywords
transponder
signal
modulation
controller
block
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.)
Abandoned
Application number
CA002155996A
Other languages
English (en)
Inventor
Claude A. Sharpe
Dwaine S. Hurta
Mark A. Hamlett
Guenther Froschermeier
Oscar Barraza
Francis B. Frazee
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.)
Texas Instruments Deutschland GmbH
Texas Instruments Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA002155996A priority Critical patent/CA2155996A1/fr
Publication of CA2155996A1 publication Critical patent/CA2155996A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/59—Responders; Transponders
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mobile Radio Communication Systems (AREA)
CA002155996A 1995-08-14 1995-08-14 Methode d'activation a plusieurs etapes par transpondeur Abandoned CA2155996A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002155996A CA2155996A1 (fr) 1995-08-14 1995-08-14 Methode d'activation a plusieurs etapes par transpondeur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002155996A CA2155996A1 (fr) 1995-08-14 1995-08-14 Methode d'activation a plusieurs etapes par transpondeur

Publications (1)

Publication Number Publication Date
CA2155996A1 true CA2155996A1 (fr) 1997-02-15

Family

ID=4156419

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002155996A Abandoned CA2155996A1 (fr) 1995-08-14 1995-08-14 Methode d'activation a plusieurs etapes par transpondeur

Country Status (1)

Country Link
CA (1) CA2155996A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109407808A (zh) * 2018-11-01 2019-03-01 杭州绝策科技有限公司 一种适用于树莓派的唤醒电路
CN113592471A (zh) * 2021-07-29 2021-11-02 中国人民银行清算总中心 支付交易应用系统及方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109407808A (zh) * 2018-11-01 2019-03-01 杭州绝策科技有限公司 一种适用于树莓派的唤醒电路
CN113592471A (zh) * 2021-07-29 2021-11-02 中国人民银行清算总中心 支付交易应用系统及方法

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CA2155996A1 (fr) Methode d'activation a plusieurs etapes par transpondeur

Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20030814