Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
  • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
  • H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
  • H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
  • H01L23/00—Details of semiconductor or other solid state devices
  • H01L23/57—Protection from inspection, reverse engineering or tampering
  • H01L23/576—Protection from inspection, reverse engineering or tampering using active circuits
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
  • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
  • G06F21/86—Secure or tamper-resistant housings
• • G—PHYSICS
  • G11—INFORMATION STORAGE
  • G11C—STATIC STORES
  • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
  • G11C7/24—Memory cell safety or protection circuits, e.g. arrangements for preventing inadvertent reading or writing; Status cells; Test cells
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
  • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
  • H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
  • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
  • H01L2924/0001—Technical content checked by a classifier
  • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
  • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
  • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
  • Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10S257/00—Active solid-state devices, e.g. transistors, solid-state diodes
  • Y10S257/922—Active solid-state devices, e.g. transistors, solid-state diodes with means to prevent inspection of or tampering with an integrated circuit, e.g. "smart card", anti-tamper

Applications Claiming Priority (1)

Publications (1)

Family

ID=23146461

Family Applications (2)

Family Applications Before (1)

Country Status (11)

Families Citing this family (106)

Family Cites Families (9)

• 1989
  • 1989-01-12 US US07/297,472 patent/US4933898A/en not_active Expired - Lifetime
• 1990
  • 1990-01-02 IE IE390A patent/IE62793B1/en not_active IP Right Cessation
  • 1990-01-04 DK DK99102130T patent/DK0920057T3/da active
  • 1990-01-04 DE DE69033241T patent/DE69033241T2/de not_active Expired - Fee Related
  • 1990-01-04 EP EP90300090A patent/EP0378306B1/en not_active Expired - Lifetime
  • 1990-01-04 ES ES99102130T patent/ES2214760T3/es not_active Expired - Lifetime
  • 1990-01-04 EP EP99102130A patent/EP0920057B1/en not_active Expired - Lifetime
  • 1990-01-04 DK DK90300090T patent/DK0378306T3/da active
  • 1990-01-04 DE DE1990634125 patent/DE69034125T2/de not_active Expired - Fee Related
  • 1990-01-04 ES ES90300090T patent/ES2134188T3/es not_active Expired - Lifetime
  • 1990-01-04 AU AU47669/90A patent/AU617026B2/en not_active Ceased
  • 1990-01-10 NO NO900114A patent/NO303808B1/no unknown
  • 1990-01-10 CA CA002007469A patent/CA2007469C/en not_active Expired - Fee Related
  • 1990-01-10 KR KR1019900000211A patent/KR0180521B1/ko not_active IP Right Cessation
  • 1990-01-11 JP JP2004397A patent/JPH0787237B2/ja not_active Expired - Fee Related
• 1997
  • 1997-12-19 NO NO975981A patent/NO975981D0/no unknown

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