SG10201805116YA - Semiconductor devices and manufacturing methods thereof - Google Patents

Semiconductor devices and manufacturing methods thereof

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Publication number
SG10201805116YA
SG10201805116YA SG10201805116YA SG10201805116YA SG10201805116YA SG 10201805116Y A SG10201805116Y A SG 10201805116YA SG 10201805116Y A SG10201805116Y A SG 10201805116YA SG 10201805116Y A SG10201805116Y A SG 10201805116YA SG 10201805116Y A SG10201805116Y A SG 10201805116YA
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SG
Singapore
Prior art keywords
region
semiconductor devices
manufacturing methods
layers
substrate
Prior art date
Application number
SG10201805116YA
Inventor
Gil YANG Jung
Seok PARK Woo
Chan Suh Dong
Min Song Seung
Jong Bae Geum
Il Bae Dong
Original Assignee
Samsung Electronics Co Ltd
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Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of SG10201805116YA publication Critical patent/SG10201805116YA/en

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    • H—ELECTRICITY
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    • H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof  ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
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    • H01L29/76—Unipolar devices, e.g. field effect transistors
    • H01L29/772—Field effect transistors
    • H01L29/78—Field effect transistors with field effect produced by an insulated gate
    • H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
    • H01L29/78696—Thin film transistors, i.e. transistors with a channel being at least partly a thin film characterised by the structure of the channel, e.g. multichannel, transverse or longitudinal shape, length or width, doping structure, or the overlap or alignment between the channel and the gate, the source or the drain, or the contacting structure of the channel
    • H—ELECTRICITY
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    • H01L29/0688—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape, relative sizes or dispositions of the semiconductor regions or junctions between the regions characterised by the particular shape of a junction between semiconductor regions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
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    • H01L29/42392—Gate electrodes for field effect devices for field-effect transistors with insulated gate for thin film field effect transistors, e.g. characterised by the thickness or the shape of the insulator or the dimensions, the shape or the lay-out of the conductor fully surrounding the channel, e.g. gate-all-around
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    • H01L29/66234—Bipolar junction transistors [BJT]
    • H01L29/66325—Bipolar junction transistors [BJT] controlled by field-effect, e.g. insulated gate bipolar transistors [IGBT]
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    • H01L29/66409—Unipolar field-effect transistors
    • H01L29/66439—Unipolar field-effect transistors with a one- or zero-dimensional channel, e.g. quantum wire FET, in-plane gate transistor [IPG], single electron transistor [SET], striped channel transistor, Coulomb blockade transistor
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    • H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
    • H01L29/66545—Unipolar field-effect transistors with an insulated gate, i.e. MISFET using a dummy, i.e. replacement gate in a process wherein at least a part of the final gate is self aligned to the dummy gate
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    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
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    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
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    • H01L29/76—Unipolar devices, e.g. field effect transistors
    • H01L29/772—Field effect transistors
    • H01L29/78—Field effect transistors with field effect produced by an insulated gate
    • H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
    • H01L29/78606—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device
    • H01L29/78618—Thin film transistors, i.e. transistors with a channel being at least partly a thin film with supplementary region or layer in the thin film or in the insulated bulk substrate supporting it for controlling or increasing the safety of the device characterised by the drain or the source properties, e.g. the doping structure, the composition, the sectional shape or the contact structure

Abstract

Page A semiconductor device includes a substrate, a plurality of channel layers stacked on the substrate, a gate electrode surrounding the plurality of channel layers, and embedded source/drain layers on opposing sides of the gate electrode. The embedded source/drain layers each have a first region and a second region on the first 5 region. The second region has a plurality of layers having different compositions. FIG. 2
SG10201805116YA 2017-08-29 2018-06-14 Semiconductor devices and manufacturing methods thereof SG10201805116YA (en)

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KR1020170109428A KR102385567B1 (en) 2017-08-29 2017-08-29 Semiconductor devices and method of manufacturing semiconductor devices

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US (3) US10872983B2 (en)
KR (2) KR102385567B1 (en)
CN (1) CN109427871A (en)
SG (1) SG10201805116YA (en)
TW (2) TWI770192B (en)

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