BR9507756A - Sistema e processo de proteç o de memória - Google Patents

Sistema e processo de proteç o de memória

Info

Publication number
BR9507756A
BR9507756A BR9507756A BR9507756A BR9507756A BR 9507756 A BR9507756 A BR 9507756A BR 9507756 A BR9507756 A BR 9507756A BR 9507756 A BR9507756 A BR 9507756A BR 9507756 A BR9507756 A BR 9507756A
Authority
BR
Brazil
Prior art keywords
protection system
memory protection
memory
protection
Prior art date
Application number
BR9507756A
Other languages
English (en)
Inventor
Byron R Gillespie
Eliot D Garbus
Mitchell A Kahn
Thomas M Johnson
Dennis M O'connor
Jay S Heeb
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Publication of BR9507756A publication Critical patent/BR9507756A/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1416—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights
    • G06F12/1425—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block
    • G06F12/1441—Protection against unauthorised use of memory or access to memory by checking the object accessibility, e.g. type of access defined by the memory independently of subject rights the protection being physical, e.g. cell, word, block for a range

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Storage Device Security (AREA)
BR9507756A 1994-05-25 1995-05-23 Sistema e processo de proteç o de memória BR9507756A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/249,011 US5513337A (en) 1994-05-25 1994-05-25 System for protecting unauthorized memory accesses by comparing base memory address with mask bits and having attribute bits for identifying access operational mode and type
PCT/US1995/006515 WO1995032460A1 (en) 1994-05-25 1995-05-23 Guarded memory system and method

Publications (1)

Publication Number Publication Date
BR9507756A true BR9507756A (pt) 1997-10-07

Family

ID=22941665

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9507756A BR9507756A (pt) 1994-05-25 1995-05-23 Sistema e processo de proteç o de memória

Country Status (8)

Country Link
US (2) US5513337A (pt)
EP (1) EP0760975B1 (pt)
CN (1) CN1147775C (pt)
AU (1) AU2646195A (pt)
BR (1) BR9507756A (pt)
DE (1) DE69533312T2 (pt)
TW (1) TW284868B (pt)
WO (1) WO1995032460A1 (pt)

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Also Published As

Publication number Publication date
CN1149342A (zh) 1997-05-07
CN1147775C (zh) 2004-04-28
AU2646195A (en) 1995-12-18
TW284868B (pt) 1996-09-01
WO1995032460A1 (en) 1995-11-30
DE69533312T2 (de) 2005-07-21
US5657475A (en) 1997-08-12
EP0760975B1 (en) 2004-07-28
EP0760975A1 (en) 1997-03-12
DE69533312D1 (de) 2004-09-02
EP0760975A4 (en) 1997-09-03
US5513337A (en) 1996-04-30

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE 14A., 15A. E 16A. ANUIDADE(S).

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2256 DE 01/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 14A, 15A E 16A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.