Classifications

• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
  • H10D30/00—Field-effect transistors [FET]
  • H10D30/01—Manufacture or treatment
  • H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
  • H10D64/00—Electrodes of devices having potential barriers
  • H10D64/01—Manufacture or treatment
  • H10D64/013—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator
  • H10D64/01302—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the insulator being formed after the semiconductor body, the semiconductor being silicon
  • H10D64/01304—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the insulator being formed after the semiconductor body, the semiconductor being silicon characterised by the conductor
  • H10D64/01326—Aspects related to lithography, isolation or planarisation of the conductor
  • H10D64/0133—Aspects related to lithography, isolation or planarisation of the conductor at least part of the entire electrode being a sidewall spacer, being formed by transformation under a mask or being formed by plating at a sidewall
• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
  • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
  • H10D84/01—Manufacture or treatment
  • H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
  • H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
  • H10D84/0163—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including enhancement-mode IGFETs and depletion-mode IGFETs
• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
  • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
  • H10D84/01—Manufacture or treatment
  • H10D84/02—Manufacture or treatment characterised by using material-based technologies
  • H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
  • H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
  • H10P76/00—Manufacture or treatment of masks on semiconductor bodies, e.g. by lithography or photolithography
  • H10P76/40—Manufacture or treatment of masks on semiconductor bodies, e.g. by lithography or photolithography of masks comprising inorganic materials
  • H10P76/408—Manufacture or treatment of masks on semiconductor bodies, e.g. by lithography or photolithography of masks comprising inorganic materials characterised by their sizes, orientations, dispositions, behaviours or shapes
  • H10P76/4085—Manufacture or treatment of masks on semiconductor bodies, e.g. by lithography or photolithography of masks comprising inorganic materials characterised by their sizes, orientations, dispositions, behaviours or shapes characterised by the processes involved to create the masks
• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
  • H10D64/00—Electrodes of devices having potential barriers
  • H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions 
  • H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
  • H10D64/311—Gate electrodes for field-effect devices
  • H10D64/411—Gate electrodes for field-effect devices for FETs
  • H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
  • H10D64/512—Disposition of the gate electrodes, e.g. buried gates
  • H10D64/513—Disposition of the gate electrodes, e.g. buried gates within recesses in the substrate, e.g. trench gates, groove gates or buried gates
• • 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
  • Y10S148/00—Metal treatment
  • Y10S148/122—Polycrystalline

Landscapes

• Insulated Gate Type Field-Effect Transistor (AREA)
• Electrodes Of Semiconductors (AREA)

Applications Claiming Priority (2)

Publications (2)

Family

ID=24909225

Family Applications (1)

Country Status (5)

Cited By (2)

Families Citing this family (9)

Family Cites Families (15)

• 1985
  • 1985-04-17 US US06/724,147 patent/US4649638A/en not_active Expired - Fee Related
• 1986
  • 1986-01-14 JP JP61004450A patent/JPS61241978A/ja active Granted
  • 1986-02-25 CA CA000502704A patent/CA1232370A/en not_active Expired
  • 1986-04-11 DE DE8686105001T patent/DE3676536D1/de not_active Expired - Lifetime
  • 1986-04-11 EP EP86105001A patent/EP0198446B1/en not_active Expired

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