BRPI0819531A2 - "cabeça magnética" - Google Patents

"cabeça magnética"

Info

Publication number
BRPI0819531A2
BRPI0819531A2 BRPI0819531A BRPI0819531A BRPI0819531A2 BR PI0819531 A2 BRPI0819531 A2 BR PI0819531A2 BR PI0819531 A BRPI0819531 A BR PI0819531A BR PI0819531 A BRPI0819531 A BR PI0819531A BR PI0819531 A2 BRPI0819531 A2 BR PI0819531A2
Authority
BR
Brazil
Prior art keywords
magnetic head
firmware
core
storage medium
controls
Prior art date
Application number
BRPI0819531A
Other languages
English (en)
Portuguese (pt)
Inventor
Isuyama Yasuo
Original Assignee
Cis Eletronica Ind E Comercio Ltda
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 Cis Eletronica Ind E Comercio Ltda filed Critical Cis Eletronica Ind E Comercio Ltda
Publication of BRPI0819531A2 publication Critical patent/BRPI0819531A2/pt

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00804—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic sheets
    • G11B5/00808—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic sheets magnetic cards
    • 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
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/083—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive
    • G06K7/084—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive sensing magnetic material by relative movement detecting flux changes without altering its magnetised state
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/388—Payment protocols; Details thereof using mutual authentication without cards, e.g. challenge-response
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00137—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to contents recorded on or reproduced from a record carrier to authorised users
    • G11B20/00144—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to contents recorded on or reproduced from a record carrier to authorised users involving a user identifier, e.g. a unique customer ID
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0894—Escrow, recovery or storing of secret information, e.g. secret key escrow or cryptographic key storage
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3271—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using challenge-response
    • H04L9/3273—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using challenge-response for mutual authentication
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/17—Card-like record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Accounting & Taxation (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • Strategic Management (AREA)
  • Finance (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Storage Device Security (AREA)
  • Digital Magnetic Recording (AREA)
BRPI0819531A 2007-12-26 2008-12-22 "cabeça magnética" BRPI0819531A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007334490A JP2009157611A (ja) 2007-12-26 2007-12-26 磁気ヘッド
PCT/JP2008/073285 WO2009081896A1 (ja) 2007-12-26 2008-12-22 磁気ヘッド

Publications (1)

Publication Number Publication Date
BRPI0819531A2 true BRPI0819531A2 (pt) 2019-05-07

Family

ID=40801197

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0819531A BRPI0819531A2 (pt) 2007-12-26 2008-12-22 "cabeça magnética"

Country Status (6)

Country Link
US (1) US20100265617A1 (https=)
EP (1) EP2234036A1 (https=)
JP (1) JP2009157611A (https=)
CN (1) CN101939755A (https=)
BR (1) BRPI0819531A2 (https=)
WO (1) WO2009081896A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090159705A1 (en) * 2007-12-24 2009-06-25 Dynamics Inc. Payment cards and devices operable to receive point-of-sale actions before point-of-sale and forward actions at point-of-sale
JP2018055757A (ja) * 2016-09-30 2018-04-05 日本電産サンキョー株式会社 磁気データ処理装置及び磁気データ処理方法
JP2018088165A (ja) * 2016-11-29 2018-06-07 日本電産サンキョー株式会社 カードリーダ及びカードリーダの制御方法
US11153074B1 (en) * 2018-06-18 2021-10-19 Amazon Technologies, Inc. Trust framework against systematic cryptographic
JP7459930B2 (ja) * 2020-03-25 2024-04-02 日本電気株式会社 暗号化端末、暗号管理装置、暗号化通信システム、方法およびプログラム

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11203433A (ja) * 1998-01-20 1999-07-30 Shinko Electric Co Ltd 非接触ｉｃカードシステムおよび該非接触ｉｃカードシステムにおける不具合処理方法
JP2000090597A (ja) * 1998-09-07 2000-03-31 Hitachi Ltd 磁気ディスク装置
JP3496022B2 (ja) * 1999-08-30 2004-02-09 Ｎｅｃインフロンティア株式会社 磁気ヘッドおよびそれを用いた端末機器
US7310735B1 (en) * 1999-10-01 2007-12-18 International Business Machines Corporation Method, system, and program for distributing software between computer systems
US7000249B2 (en) * 2001-05-18 2006-02-14 02Micro Pre-boot authentication system
JP2003100011A (ja) * 2001-09-26 2003-04-04 Nec Corp 光ディスク装置、そのファームウェア書き換え方法およびそのプログラム
JP2003317202A (ja) * 2002-04-11 2003-11-07 Cis Electronica Industria & Comercio Ltda 磁気読み取り装置の磁気ヘッド
JP4127624B2 (ja) * 2002-05-31 2008-07-30 三菱電機株式会社 セキュリティシステム
JP4597551B2 (ja) * 2003-03-28 2010-12-15 株式会社リコー ソフトウェア更新装置、ソフトウェア更新システム、ソフトウェア更新方法及びプログラム
US7506812B2 (en) * 2004-09-07 2009-03-24 Semtek Innovative Solutions Corporation Transparently securing data for transmission on financial networks
JP4919690B2 (ja) * 2006-04-19 2012-04-18 シーイエス エレクトロニカ インダストリア エ コメルスィオ リミタダ 磁気カード読み取りシステム

Also Published As

Publication number Publication date
JP2009157611A (ja) 2009-07-16
EP2234036A1 (en) 2010-09-29
WO2009081896A1 (ja) 2009-07-02
US20100265617A1 (en) 2010-10-21
CN101939755A (zh) 2011-01-05

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Legal Events

Date Code Title Description
B12F Other appeals [chapter 12.6 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL

B350 Update of information on the portal [chapter 15.35 patent gazette]