WO2012042653A1 - 半導体装置の製造方法 - Google Patents
半導体装置の製造方法 Download PDFInfo
- Publication number
- WO2012042653A1 WO2012042653A1 PCT/JP2010/067169 JP2010067169W WO2012042653A1 WO 2012042653 A1 WO2012042653 A1 WO 2012042653A1 JP 2010067169 W JP2010067169 W JP 2010067169W WO 2012042653 A1 WO2012042653 A1 WO 2012042653A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- semiconductor wafer
- front surface
- manufacturing
- semiconductor device
- semiconductor
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 319
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 77
- 239000000758 substrate Substances 0.000 claims abstract description 69
- 239000000853 adhesive Substances 0.000 claims abstract description 52
- 230000001070 adhesive effect Effects 0.000 claims abstract description 51
- 238000000059 patterning Methods 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims description 52
- 239000002344 surface layer Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000003550 marker Substances 0.000 abstract description 23
- 235000012431 wafers Nutrition 0.000 description 210
- 230000015556 catabolic process Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000011161 development Methods 0.000 description 5
- 230000018109 developmental process Effects 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 4
- 238000005468 ion implantation Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- 239000012790 adhesive layer Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 230000007261 regionalization Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000005297 pyrex Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/10—Measuring as part of the manufacturing process
- H01L22/12—Measuring as part of the manufacturing process for structural parameters, e.g. thickness, line width, refractive index, temperature, warp, bond strength, defects, optical inspection, electrical measurement of structural dimensions, metallurgic measurement of diffusions
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7073—Alignment marks and their environment
- G03F9/7084—Position of mark on substrate, i.e. position in (x, y, z) of mark, e.g. buried or resist covered mark, mark on rearside, at the substrate edge, in the circuit area, latent image mark, marks in plural levels
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7088—Alignment mark detection, e.g. TTR, TTL, off-axis detection, array detector, video detection
-
- 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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/6835—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/544—Marks applied to semiconductor devices or parts, e.g. registration marks, alignment structures, wafer maps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—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
- H01L29/0603—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0607—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration
- H01L29/0611—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices
- H01L29/0615—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices by the doping profile or the shape or the arrangement of the PN junction, or with supplementary regions, e.g. junction termination extension [JTE]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—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
- H01L29/0657—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 of the body
- H01L29/0661—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 of the body specially adapted for altering the breakdown voltage by removing semiconductor material at, or in the neighbourhood of, a reverse biased junction, e.g. by bevelling, moat etching, depletion etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66234—Bipolar junction transistors [BJT]
- H01L29/66325—Bipolar junction transistors [BJT] controlled by field-effect, e.g. insulated gate bipolar transistors [IGBT]
- H01L29/66333—Vertical insulated gate bipolar transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7393—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET
- H01L29/7395—Vertical transistors, e.g. vertical IGBT
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/266—Bombardment with radiation with high-energy radiation producing ion implantation using masks
-
- 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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/6835—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L21/6836—Wafer tapes, e.g. grinding or dicing support tapes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68318—Auxiliary support including means facilitating the separation of a device or wafer from the auxiliary support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68327—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used during dicing or grinding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/6834—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used to protect an active side of a device or wafer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68368—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used in a transfer process involving at least two transfer steps, i.e. including an intermediate handle substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68372—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used to support a device or wafer when forming electrical connections thereto
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68381—Details of chemical or physical process used for separating the auxiliary support from a device or wafer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68381—Details of chemical or physical process used for separating the auxiliary support from a device or wafer
- H01L2221/68386—Separation by peeling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/544—Marks applied to semiconductor devices or parts
- H01L2223/54426—Marks applied to semiconductor devices or parts for alignment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/544—Marks applied to semiconductor devices or parts
- H01L2223/54453—Marks applied to semiconductor devices or parts for use prior to dicing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/544—Marks applied to semiconductor devices or parts
- H01L2223/54453—Marks applied to semiconductor devices or parts for use prior to dicing
- H01L2223/5446—Located in scribe lines
-
- 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
Definitions
- the present invention relates to a method for manufacturing a semiconductor device.
- a technique for thinning a semiconductor wafer has been proposed in order to reduce energy loss and improve heat dissipation.
- IGBT Insulated Gate Bipolar Transistor
- a technique for thinning a semiconductor wafer has been proposed in order to reduce energy loss and improve heat dissipation.
- a semiconductor wafer having a diameter of 6 inches is thinned to a thickness of about 80 ⁇ m, there is a problem that the semiconductor wafer is cracked or warped.
- film forming conditions for a metal thin film formed on the surface of a semiconductor wafer, a handling technique in a semiconductor wafer manufacturing facility, and the like have been proposed.
- TAIKO thinning the central portion is thinned while leaving the outer peripheral end portion on the back side of the semiconductor wafer as a reinforcing portion (rib portion)
- Registered trademark technology
- WSS Wafer Support System
- FIG. 7 is a flowchart showing a conventional method for manufacturing a semiconductor device.
- 8 to 11 are explanatory views sequentially showing a conventional method for manufacturing a semiconductor device.
- the front surface structure 2 is formed on the front surface side of the semiconductor wafer 1 (step S101, FIG. 8).
- a mark (alignment marker) 3 for aligning the horizontal position of the semiconductor wafer 1 with the position of the photomask is formed on the front surface of the semiconductor wafer 1.
- a resist for protecting the front surface structure 2 (hereinafter referred to as a front surface protective resist) 111 is applied to the front surface of the semiconductor wafer 1 (step S102, FIG. 9).
- a wafer (hereinafter referred to as a rib wafer) 101 in which only the central portion is thinly ground while leaving the outer peripheral end portion on the back surface side of the semiconductor wafer 1 as a reinforcing portion (rib portion) 102, and a recess is provided on the back surface of the semiconductor wafer 1.
- a resist (hereinafter referred to as a backside resist) 113 is applied to the back surface of the rib wafer 101 (step S104, FIG. 10).
- a circuit pattern is patterned on the back resist 113.
- the positions of the camera 22 provided below the stage 21 of the exposure apparatus and the photomask 24 provided above the stage 21 are aligned.
- the rib wafer 101 is placed on the stage 21 of the exposure apparatus with the front side facing down (FIG. 11).
- the camera 22 recognizes the alignment marker 3 on the front surface of the rib wafer 101 from below the stage 21 and aligns the positions of the camera 22 and the rib wafer 101. Thereby, the positions of the rib wafer 101 and the photomask 24 can be accurately aligned.
- the stage 21 is provided with an opening 23 at a position corresponding to the alignment marker 3 formed on the front surface of the rib wafer 101. For this reason, the camera 22 observes the rib wafer 101 from the opening 23 of the stage 21.
- the mask pattern of the photomask 24 is transferred to the back resist 113 by exposure and development (step S105, FIG. 11). Openings 25 corresponding to the circuit pattern of the back surface structure of the rib wafer 101 are formed in the photomask 24.
- the back surface resist 113 is baked and hardened to complete the patterning process.
- a back surface structure (not shown) is formed on the back surface side of the rib wafer 101 by ion implantation and thermal diffusion using the back resist 113 as a mask (step S106).
- the back surface resist 113 is removed.
- the rib wafer 101 is diced into chips, and the dicing tape is peeled off to complete the semiconductor device.
- step S101 is performed in the same manner as in Conventional Example 1 (see FIGS. 7 and 8).
- a support substrate 143 is attached to the front surface of the semiconductor wafer 1 with, for example, an ultraviolet (UV) curable adhesive 141 (FIG. 12).
- a black layer 142 made of a material that absorbs laser light, for example, is applied to the surface of the support substrate 143 on the side to be bonded with the adhesive 141 so as to be easily peeled off from the semiconductor wafer 1. .
- a resist hereinafter referred to as a backside resist
- a circuit pattern is patterned on the back resist 144 (FIG. 14).
- the patterning step first, the positions of the infrared camera 152 provided above the stage 151 of the exposure apparatus and the photomask 153 provided between the stage 151 and the infrared camera 152 are aligned.
- the semiconductor wafer 1 is placed on the stage 151 of the exposure apparatus with the front side facing down.
- the infrared camera 152 passes through the semiconductor wafer 1 from above the photomask 153, recognizes the alignment marker 3 formed on the front surface of the semiconductor wafer 1, and positions the infrared camera 152 and the semiconductor wafer 1 with each other. Match. Thereby, the positions of the infrared camera 152 and the semiconductor wafer 1 are aligned, and the positions of the semiconductor wafer 1 and the photomask 153 are accurately aligned.
- the photomask 153 is provided with an opening 154 corresponding to the circuit pattern of the back surface structure of the semiconductor wafer 1 and an opening 155 at a position corresponding to the alignment marker 3 formed on the front surface of the semiconductor wafer 1. ing. For this reason, the infrared camera 152 irradiates the semiconductor wafer 1 with laser from the opening 155 of the photomask 153 and observes the semiconductor wafer 1.
- the mask pattern of the photomask 153 is transferred to the back resist 144 by exposure and development (FIG. 14).
- the back resist 144 is baked and hardened, and the patterning process is completed.
- a back surface structure (not shown) is formed on the back surface side of the semiconductor wafer 1 by ion implantation and thermal diffusion using the back surface resist 144 as a mask.
- the back surface resist 144 is removed.
- a dicing tape is attached to the back surface of the semiconductor wafer 1.
- a laser is irradiated from the front surface side of the semiconductor wafer 1 to sublimate the adhesive 141, and the support substrate 143 is peeled from the semiconductor wafer 1.
- the semiconductor device is completed by dicing the semiconductor wafer 1 into chips and peeling off the dicing tape.
- a plate-like object support substrate with an adhesive tape having an adhesive layer whose adhesive force is reduced due to an external factor is interposed. Adhere the surface of the semiconductor wafer to the surface, grind the back surface of the semiconductor wafer, adhere the dicing tape to the back surface of the semiconductor wafer after grinding, and support the outer periphery of the dicing tape with a dicing frame.
- a method for removing the plate-like support substrate and the adhesive tape without damaging the semiconductor wafer or the semiconductor chip by reducing the adhesive force of the adhesive layer by acting an appropriate factor for example, the following patent document) 1).
- the interval 132 (hereinafter referred to as a gap) between the rib wafer 101 and the photomask 24 needs to be larger than the height of the rib portion 102.
- the wider the gap 132 the lower the resolution and the lower the alignment accuracy.
- the semiconductor wafer 1 is further increased in diameter, there is a concern that cracks or chipping may occur from the stepped portion between the rib portion 102 and the central portion of the rib wafer 101.
- FIG. 15 is an explanatory view sequentially illustrating another example of a conventional method for manufacturing a semiconductor device.
- a support substrate is bonded to the semiconductor wafer 1 using WSS technology (see Conventional Example 2), and exposure and exposure are performed using a normal exposure apparatus (see Conventional Example 1) provided with a camera 22 below the stage 21.
- WSS technology shown in the conventional example 2
- an opaque adhesive manufactured by T-MAT (registered trademark) or 3M (3M Company: registered trademark) is used.
- a glass material having a black layer 142 and a support substrate made of silicon (Si) are used, and these are not transparent.
- the camera 22 provided below the stage 21 can only observe the surface 134 of the support substrate 143 from the opening 23 of the stage 21. . That is, the alignment marker 3 formed on the front surface of the semiconductor wafer 1 cannot be recognized by the camera 22. For this reason, when the WSS technology is used, a special exposure apparatus including an infrared camera 152 as shown in the above-described conventional example 2 is used (see FIG. 14). However, since such an exposure apparatus is expensive, the cost increases. Furthermore, it is necessary to form the alignment marker 3 on the front surface of the semiconductor wafer 1 using a material that absorbs laser light.
- the photomask 153 it is necessary to provide the photomask 153 with an opening 155 for allowing the laser (infrared ray) from the infrared camera 152 to pass therethrough. For this reason, when a positive resist is used as the back resist 144, an unnecessary patterning 133 is applied to the back resist 144 through the openings 155. Further, since the alignment marker 3 is recognized by the infrared camera 152 through a non-transparent member (semiconductor wafer 1), the image of the alignment marker 3 cannot be clearly captured, and the alignment accuracy is lowered.
- An object of the present invention is to provide a method for manufacturing a semiconductor device in which the accuracy of alignment of a semiconductor wafer is improved in order to eliminate the above-described problems caused by the prior art. It is another object of the present invention to provide a method for manufacturing a semiconductor device with improved patterning accuracy. It is another object of the present invention to provide a method for manufacturing a semiconductor device that can prevent cracking or chipping of a semiconductor wafer. It is another object of the present invention to provide a method for manufacturing a semiconductor device that can reduce costs.
- a method of manufacturing a semiconductor device according to claim 1 corresponds to the surface shape of the front surface of the semiconductor wafer on the back surface of the semiconductor wafer.
- a method of manufacturing a semiconductor device for performing patterning wherein the front surface of the semiconductor wafer is bonded to the front surface of the semiconductor wafer by an adhesive having a transparency through which the front surface of the semiconductor wafer can be seen. It includes a sticking step of sticking a support substrate having transparency that can be seen through.
- a method for manufacturing a semiconductor device wherein the semiconductor wafer is placed on a stage with the support substrate side down after the attaching step.
- a placement step, and a positioning step of detecting a mark for alignment of the semiconductor wafer formed on the front surface of the semiconductor wafer from below the stage and aligning the semiconductor wafer is characterized by including.
- a method for manufacturing a semiconductor device according to the second aspect of the present invention wherein in the positioning step, the semiconductor device is formed on the front surface of the semiconductor wafer through the support substrate and the adhesive. In addition, a mark for alignment of the semiconductor wafer is detected.
- a method for manufacturing a semiconductor device wherein, in the positioning step, the semiconductor wafer formed on the front surface of the semiconductor wafer by the camera. It is characterized in that a mark for alignment is detected.
- a method for manufacturing a semiconductor device wherein, in the positioning step, from the lower part of the stage by the camera, from an opening provided in the stage.
- the front surface of the visible semiconductor wafer is imaged, and a mark for alignment of the semiconductor wafer is detected based on an image captured by the camera.
- a semiconductor device manufacturing method according to the second aspect of the present invention, wherein the surface shape of the front surface of the semiconductor wafer is formed on the back surface of the semiconductor wafer after the alignment step. Patterning corresponding to the above is performed.
- a semiconductor device manufacturing method wherein the circuit pattern is formed on the front surface of the semiconductor wafer before the attaching step. And a second pattern forming step of performing patterning corresponding to the circuit pattern on the front surface of the semiconductor wafer on the back surface of the semiconductor wafer after the alignment step. To do.
- the back surface of the semiconductor wafer is ground after the pasting step and before the second pattern forming step.
- the method further comprises a step of thinning the semiconductor wafer.
- the semiconductor device manufacturing method in the first pattern forming step, the first conductive type semiconductor wafer is insulated on the front surface side.
- a circuit pattern having a front surface structure of the gate type bipolar transistor is formed, and in the second pattern formation step, the first semiconductor region of the second conductivity type and the first semiconductor region in contact with each other on the surface layer on the back surface of the semiconductor wafer are formed.
- a second semiconductor region of one conductivity type is selectively formed.
- a method for manufacturing a semiconductor device wherein, in the first pattern forming step, an insulated gate bipolar transistor is formed on the front surface of the semiconductor wafer.
- a circuit pattern having a front surface structure is formed, and in the second pattern forming step, a concave portion is formed on the outer peripheral end portion of the semiconductor wafer from the back surface of the semiconductor wafer.
- the method of manufacturing a semiconductor device according to claim 11 is the method according to claim 1, wherein the adhesive is used for alignment of the semiconductor wafer formed on the front surface of the semiconductor wafer. It has the transparency which can see through the mark of.
- the semiconductor device manufacturing method according to the invention of claim 12 is characterized in that, in the invention of claim 1, the adhesive is transparent.
- the semiconductor device manufacturing method according to the invention of claim 13 is characterized in that, in the invention of claim 1, the thickness of the adhesive is 15 ⁇ m or more and 40 ⁇ m or less.
- a fourteenth aspect of the present invention there is provided a semiconductor device manufacturing method according to the first aspect of the invention, wherein the support substrate is used for alignment of the semiconductor wafer formed on the front surface of the semiconductor wafer. It has the transparency which can see through the mark of.
- the semiconductor device manufacturing method according to the invention of claim 15 is characterized in that, in the invention of claim 1, the support substrate is transparent.
- the semiconductor device manufacturing method according to the invention of claim 16 is characterized in that, in the invention of claim 1, the thickness of the support substrate is 5 mm or less.
- the semiconductor device manufacturing method according to the invention of claim 17 is characterized in that, in the invention of any one of claims 1 to 16, the thickness of the support substrate is 1 mm or less.
- the support substrate is attached to the front surface of the semiconductor wafer with an adhesive.
- the adhesive and the support substrate have transparency that allows the front surface of the semiconductor wafer to be seen through. For this reason, the mark for alignment of the semiconductor wafer formed on the front surface of the semiconductor wafer can be accurately recognized from below the stage. Thereby, the patterning corresponding to the circuit pattern of the front surface structure of the semiconductor wafer can be accurately performed on the back surface of the semiconductor wafer.
- a thinned semiconductor wafer can be reinforced by the WSS technology. Further, since the thinned semiconductor wafer can be reinforced by the support substrate, it is not necessary to reinforce the semiconductor wafer by forming a rib portion at the outer peripheral end portion of the semiconductor wafer. As a result, the rib portion is formed on the semiconductor wafer, so that a portion where the resist becomes thick in the vicinity of the rib portion is generated, the gap (gap) between the semiconductor wafer and the photomask is widened, Problems such as cracks and chipping from the step with the center can be solved.
- the method for manufacturing a semiconductor device according to the present invention produces an effect that the accuracy of patterning can be improved.
- the semiconductor wafer alignment accuracy can be improved.
- the semiconductor wafer can be prevented from being cracked or chipped.
- the manufacturing cost can be reduced.
- FIG. 3 is a flowchart illustrating a method for manufacturing a semiconductor device according to an embodiment. It is explanatory drawing shown in order about the manufacturing method of the semiconductor device concerning embodiment. It is explanatory drawing shown in order about the manufacturing method of the semiconductor device concerning embodiment. It is explanatory drawing shown in order about the manufacturing method of the semiconductor device concerning embodiment. It is explanatory drawing shown in order about the manufacturing method of the semiconductor device concerning embodiment. It is sectional drawing which shows the principal part of the semiconductor device concerning embodiment. It is sectional drawing which shows the principal part of the semiconductor device concerning embodiment. It is a flowchart shown about the manufacturing method of the conventional semiconductor device. It is explanatory drawing shown in order about the manufacturing method of the conventional semiconductor device. It is explanatory drawing shown in order about the manufacturing method of the conventional semiconductor device. It is explanatory drawing shown in order about the manufacturing method of the conventional semiconductor device.
- FIG. 1 is a flowchart illustrating a method for manufacturing a semiconductor device according to an embodiment.
- 2 to 4 are explanatory views sequentially showing the method of manufacturing the semiconductor device according to the embodiment.
- a manufacturing method for manufacturing a semiconductor device in which circuit patterns are formed on the front surface and the back surface, respectively, by patterning the back surface of the semiconductor wafer 1 in accordance with the surface structure of the front surface of the semiconductor wafer 1 will be described.
- a circuit pattern of the front surface structure 2 such as a base region, an emitter region, a gate electrode, and an emitter electrode is formed on the front surface layer of the semiconductor wafer 1 by ion implantation and thermal diffusion ( Step S1, FIG. 2: First pattern formation step).
- a circuit pattern of the front surface structure 2 is formed, and a mark (alignment marker) 3 for aligning the horizontal position of the semiconductor wafer 1 with the position of the photomask is formed on, for example, a dicing line. Is done.
- an uneven shape is formed on the front surface of the semiconductor wafer 1 by a surface structure such as an emitter electrode or the alignment marker 3.
- a gel-like adhesive 11 is spin-coated on the front surface of the semiconductor wafer 1 and baked.
- the support substrate 12 is bonded to the adhesive 11.
- a sheet-like adhesive 11 may be used.
- pressure is applied from the semiconductor wafer 1 side and the support substrate 12 side to pressure-bond the semiconductor wafer 1 and the support substrate 12.
- the support substrate 12 is affixed by the adhesive agent 11 on the front surface of the semiconductor wafer 1 (step S2, FIG. 2: pasting process).
- an adhesive 11 and a support substrate 12 having a transparency that allows the front surface of the semiconductor wafer 1 to be seen through are used. That is, the adhesive 11 and the support substrate 12 are made of a material that transmits light and absorbs or diffuses light with low transmittance and high transmittance.
- the support substrate 12 has a hardness that maintains the flatness of the thinned semiconductor wafer 1. Here, light is mainly visible light.
- the adhesive 11 and the support substrate 12 are formed through the adhesive 11 and the support substrate 12, for example, when the semiconductor wafer 1 is imaged from the support substrate 12 side by a camera (see FIG. 4) of the exposure apparatus. It has a degree of transparency that allows the front surface to be seen through. Further, the adhesive 11 and the support substrate 12 have such transparency that the surface shape of the front surface of the semiconductor wafer 1, that is, the alignment marker 3 formed on the front surface of the semiconductor wafer 1 can be seen through. Preferably, the adhesive 11 and the support substrate 12 are transparent.
- the adhesive 11 for example, a polyimide-based transparent adhesive such as HD-3007 (trademark) may be used.
- the thickness of the adhesive 11 (hereinafter simply referred to as the thickness of the adhesive 11) after the semiconductor wafer 1 and the support substrate 12 are pressure-bonded by the adhesive 11 is desirably 15 ⁇ m or more and 40 ⁇ m or less. The reason is as follows.
- the thickness of the adhesive 11 is less than 15 ⁇ m, the unevenness of the front surface structure 2 of the semiconductor wafer 1 cannot be filled flat with the adhesive 11, and the front surface structure 2 is not supported by the support substrate 12. The part which touches is produced. For this reason, the front surface structure 2 cannot be protected by the adhesive 11. Further, when the thickness of the adhesive 11 is larger than 40 ⁇ m, the front surface of the semiconductor wafer 1 cannot be seen through. Furthermore, if the thickness of the adhesive 11 is larger than 40 ⁇ m, the semiconductor wafer 1 may be inclined and pressure-bonded onto the support substrate 12. For this reason, the thickness of the adhesive 11 is desirably thin enough to protect the front surface structure 2 and thin enough to allow the front surface of the semiconductor wafer 1 to be seen through. .
- a mineral (quartz) made of silicon dioxide (SiO 2 ), heat-resistant glass such as Pyrex (registered trademark) or Tempax (registered trademark), or a transparent silicon carbide (SiC) substrate may be used as the support substrate 12.
- the thickness of the support substrate 12 is desirably 5 mm or less. The reason is that when the thickness of the support substrate 12 is 5 mm or more, the front surface of the semiconductor wafer 1 cannot be seen through.
- the thickness of the support substrate 12 is preferably 1 mm or less. The reason is that when the thickness of the support substrate 12 is 1 mm or more, for example, the semiconductor wafer 1 may not be accommodated in a commonly used wafer cassette. Therefore, the thickness of the semiconductor wafer 1 including the thicknesses of the adhesive 11 and the support substrate 12 can be accommodated in the wafer cassette by the transport hand, and the semiconductor wafer 1 can be taken out by the transport hand. It is desirable that the thickness be as large as possible.
- step S3 the entire back surface of the semiconductor wafer 1 is ground to thin the semiconductor wafer 1 (step S3, FIG. 2: thinning step).
- a resist (back surface resist) 13 is applied to the back surface of the semiconductor wafer 1 (step S4, FIG. 3).
- a circuit pattern is patterned on the backside resist 13.
- the horizontal position of the camera 22 provided below the stage 21 of the exposure apparatus and the photomask 24 provided above the stage 21 are matched to, for example, a preset position.
- the semiconductor wafer 1 is placed on the stage 21 with the front side facing down (FIG. 4: placement process).
- the semiconductor wafer 1 to which the support substrate 12 is stuck as described above is taken out of the wafer cassette by, for example, a transfer hand, and placed on the stage 21 so that the support substrate 12 side is in contact therewith.
- the front surface of the semiconductor wafer 1 is imaged from below the stage 21 by the camera 22, and the alignment marker 3 is detected based on the captured image. That is, for example, the protrusion-shaped or groove-shaped alignment marker 3 formed on the scrub line is detected from the image captured by the camera 22.
- the exposure apparatus includes an alignment mechanism that moves the horizontal position of the semiconductor wafer 1 in, for example, the X-axis direction and the Y-axis direction. By this alignment mechanism, the positions of the camera 22 and the semiconductor wafer 1 are determined based on the alignment marker 3. Align (alignment process). Thereby, the positions of the semiconductor wafer 1 and the photomask 24 are accurately aligned.
- an alignment mechanism is used so that patterning corresponding to the circuit pattern of the front surface structure 2 of the semiconductor wafer 1 is performed.
- the semiconductor wafer 1 is moved in the horizontal direction.
- the position of the photomask 24 is fixed in accordance with the camera 22, so the alignment marker 3 is detected by the camera 22, and the semiconductor wafer 1 is moved based on the alignment marker 3, The positions of the semiconductor wafer 1 and the photomask 24 are accurately aligned.
- the stage 21 is provided with an opening 23 at a position corresponding to the alignment marker 3 formed on the front surface of the semiconductor wafer 1. For this reason, the camera 22 recognizes the alignment marker 3 by observing the front surface of the semiconductor wafer 1 seen through the support substrate 12 and the adhesive 11 from the opening 23 of the stage 21.
- the camera 22 for example, a CCD (Charge Coupled Device) camera that mainly observes an object irradiated with visible light is used.
- the camera 22 may observe the semiconductor wafer 1 with, for example, light in a room where an exposure apparatus is installed, or may observe the semiconductor wafer 1 by irradiating the semiconductor wafer 1 from the support substrate 12 side. .
- step S5 After Exposure, light (ultraviolet light) is irradiated through the photomask 24 to the backside resist 13 formed on the backside of the semiconductor wafer 1 (exposure). Then, for example, the exposed portion of the back resist 13 is dissolved with a solvent (development). As a result, the mask pattern of the photomask 24 is transferred to the backside resist 13. Next, the back surface resist 13 is baked and hardened to complete the patterning process (step S5, FIG. 4: second pattern forming process).
- the opening 25 corresponding to the circuit pattern of the back surface structure of the semiconductor wafer 1 is formed in the photomask 24.
- the light from the light source provided above the photomask 24 is exposed to the semiconductor wafer 1 through the photomask 24 by, for example, the same size projection method using various lenses.
- the circuit pattern of the back surface structure of the semiconductor wafer 1 is transferred to the back surface resist 13.
- a back surface structure (not shown) in which, for example, p collector regions and n collector regions are alternately formed is formed on the back surface layer of the semiconductor wafer 1 by ion implantation and thermal diffusion using the back surface resist 13 as a mask. (Step S6). Next, the back surface resist 13 is removed.
- step S In the alignment step described above, the positions of the photomask 24 and the semiconductor wafer 1 are aligned with the alignment marker 3 formed on the front surface of the semiconductor wafer 1. For this reason, in the process of step S ⁇ b> 6, patterning corresponding to the surface shape of the front surface of the semiconductor wafer 1 is performed on the back surface of the semiconductor wafer 1. That is, patterning corresponding to the circuit pattern of the front surface structure 2 of the semiconductor wafer 1 is performed on the back surface of the semiconductor wafer 1. In step S6, a recess that reaches the front surface from the back surface of the semiconductor wafer 1 may be formed by etching.
- a dicing tape is attached to the back surface of the semiconductor wafer 1.
- the laser 11 is irradiated from the side of the support substrate 12 of the semiconductor wafer 1 to sublimate the adhesive 11, and the support substrate 12 is peeled from the semiconductor wafer 1.
- the adhesive 11 may be dissolved using a solvent, or the adhesive 11 may be softened by heating.
- the semiconductor wafer 1 is diced into chips, and the dicing tape is peeled off to complete a semiconductor device in which circuit patterns are formed on the front surface and the back surface, respectively.
- the support substrate 12 has chemical resistance and heat resistance. Therefore, the support substrate 12 peeled from the semiconductor wafer 1 can be reused after being washed with an organic solvent or the like because an adhesive residue or a carbonized residue remains.
- an infrared camera may be used instead of the CCD camera.
- a silicon (Si) substrate can be used as the support material for the semiconductor wafer 1 as the support substrate 12. Further, it is possible to further use the support substrate 12 whose transparency is reduced by being reused.
- FIG. 5 and 6 are cross-sectional views showing the main parts of the semiconductor device according to the embodiment.
- a reverse conducting IGBT RC-IGBT: Reverse Conducting IGBT
- RB-IGBT Reverse Blocking IGBT
- FIG. 5 is a cross-sectional view showing a main part of an example of the RC-IGBT.
- the RC-IGBT 40 includes a p base region 32, an n + emitter region 33, a front surface structure 2, and a surface layer on the front surface of the semiconductor wafer 31 serving as an n ⁇ drift region.
- a front surface structure of a vertical IGBT such as the gate electrode 34 and the emitter electrode 35 is formed.
- p + collector regions (first semiconductor regions) 36 and n + collector regions (second semiconductor regions) 37 are alternately formed.
- a p + collector region 36 that is a back surface structure of the IGBT is selectively formed, and an IGBT region 41 is formed on the semiconductor wafer 31. Further, an n + collector region 37 in contact with the p + collector region 36 is selectively formed, and a diode region 42 adjacent to the IGBT region 41 is formed on the semiconductor wafer 31.
- the p + collector region 36 and the n + collector are formed on the surface layer on the back surface of the semiconductor wafer 31 with a pattern corresponding to the front surface structure of the IGBT.
- the RC-IGBT 40 provided with the region 37 can be manufactured.
- FIG. 6 is a cross-sectional view showing a main part of the RB-IGBT.
- the RB-IGBT 50 has a front surface structure of the vertical IGBT 52 and a region for maintaining a breakdown voltage (a breakdown voltage structure region) on the front surface side of the semiconductor wafer 51 serving as an n ⁇ drift region. ) 53 p + regions are formed respectively.
- a p collector region of the IGBT 52 is formed on the back surface of the semiconductor wafer 51.
- a recess 54 is formed in the breakdown voltage structure region 53 from the back side, and the semiconductor wafer 51 on the breakdown voltage structure region 53 side is thinner than the thickness of the semiconductor wafer 51 on the IGBT 52 side.
- a p-type guard ring region formed by diffusion and outside or inside the guard ring region in contact with the guard ring region
- a plurality of field plates are provided in a ring shape.
- the p collector region of IGBT 52 is connected to the p + region of breakdown voltage structure region 53 by a p region formed on the side wall of recess 54.
- the recess 54 may penetrate from the back surface of the semiconductor wafer 51 to the front surface, or may be formed to a depth reaching the p + region of the breakdown voltage structure region 53. That is, using the method for manufacturing a semiconductor device according to the above-described embodiment, the RB-IGBT 50 in which the recesses 54 are provided on the back surface of the semiconductor wafer 51 with a pattern corresponding to the front surface structure can be manufactured. it can.
- a through-hole penetrating from the front surface to the back surface of the semiconductor wafer is formed corresponding to the circuit pattern on the front surface of the semiconductor wafer. May be.
- a semiconductor device using a TSV (Through Silicon Via) technique of stacking and mounting a plurality of semiconductor wafers can be manufactured.
- the support substrate 12 is attached to the front surface of the semiconductor wafer 1 with the adhesive 11.
- the adhesive 11 and the support substrate 12 have transparency that allows the front surface of the semiconductor wafer 1 to be seen through.
- the transparent transparency is the transparency with which the alignment mark 3 formed on the front surface of the semiconductor wafer 1 can be recognized by the CCD camera from below the stage 21. For this reason, the alignment mark 3 formed on the front surface of the semiconductor wafer 1 can be accurately recognized from below the stage 21. Thereby, the precision of alignment (alignment) of the semiconductor wafer 1 can be improved. Therefore, patterning corresponding to the circuit pattern of the front surface structure 2 of the semiconductor wafer 1 can be accurately performed on the back surface of the semiconductor wafer 1. That is, the patterning accuracy can be improved.
- the thinned semiconductor wafer 1 can be reinforced by the WSS technology. Thereby, the crack, chipping, warpage, etc. of the semiconductor wafer 1 can be prevented. Therefore, it is possible to increase the diameter of the semiconductor wafer 1 and further reduce the thickness. Further, since the thinned semiconductor wafer 1 can be reinforced by the WSS technique, it is not necessary to use the TAIKO technique for forming a rib portion at the outer peripheral end of the semiconductor wafer 1. As a result, the problem caused by the formation of the rib portion on the semiconductor wafer 1 can be solved.
- the semiconductor wafer 1 can be warped during the process due to, for example, a metal electrode formed on the back surface of the semiconductor wafer 1.
- the flatness of the semiconductor wafer 1 can be maintained.
- the semiconductor wafer 1 is reinforced by the support substrate 12 before the mounting process. For this reason, even when the width of the opening 23 of the stage 21 is made wider than the conventional one, the flatness of the semiconductor wafer 1 is not impaired by the opening 23 of the stage 21. Thereby, the width
- the present invention has been described by taking as an example a method of forming a circuit pattern corresponding to the circuit pattern of the front surface structure on the back surface of the semiconductor wafer. Can be applied to various processes in which the alignment of the semiconductor wafer is performed.
- the method for manufacturing a semiconductor device according to the present invention is useful for manufacturing a power semiconductor device using WSS technology in which an integrated circuit or a MEMS is reinforced with another member in order to reduce the thickness.
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Multimedia (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
Description
図1は、実施の形態にかかる半導体装置の製造方法について示すフローチャートである。また、図2~図4は、実施の形態にかかる半導体装置の製造方法について順に示す説明図である。半導体ウエハ1の裏面に、半導体ウエハ1のおもて面の表面構造に対応したパターニングを行い、おもて面および裏面にそれぞれ回路パターンが形成された半導体装置を作製する製造方法について説明する。
2 おもて面表面構造
3 アライメントマーカ
11 透明度の高い接着剤
12 透明度の高い支持基板
13 レジスト
21 露光装置のステージ
22 露光装置のカメラ
23 露光装置のステージの開口部
24 フォトマスク
25 フォトマスクの開口部
Claims (17)
- 半導体ウエハの裏面に、該半導体ウエハのおもて面の表面形状に対応したパターニングを行う半導体装置の製造方法であって、
前記半導体ウエハのおもて面に、該半導体ウエハのおもて面が透けて見える透明度を有する接着剤によって、該半導体ウエハのおもて面が透けて見える透明度を有する支持基板を貼付する貼付工程を含むことを特徴とする半導体装置の製造方法。 - 前記貼付工程の後、ステージ上に、前記支持基板側を下にして前記半導体ウエハを載置する載置工程と、
前記ステージの下方から前記半導体ウエハのおもて面に形成された該半導体ウエハの位置合わせのための目印を検出し、該半導体ウエハの位置を合わせる位置合わせ工程と、
をさらに含むことを特徴とする請求項1に記載の半導体装置の製造方法。 - 前記位置合わせ工程では、前記支持基板および前記接着剤を通して前記半導体ウエハのおもて面に形成された該半導体ウエハの位置合わせのための目印を検出することを特徴とする請求項2に記載の半導体装置の製造方法。
- 前記位置合わせ工程では、前記カメラによって、前記半導体ウエハのおもて面に形成された該半導体ウエハの位置合わせのための目印を検出することを特徴とする請求項2に記載の半導体装置の製造方法。
- 前記位置合わせ工程では、前記カメラによって、前記ステージの下方から、該ステージに備えられた開口部から見える前記半導体ウエハのおもて面を撮像し、該カメラによって撮像された画像に基づいて該半導体ウエハの位置合わせのための目印を検出することを特徴とする請求項4に記載の半導体装置の製造方法。
- 前記位置合わせ工程の後、前記半導体ウエハの裏面に、該半導体ウエハのおもて面の表面形状に対応したパターニングを行うことを特徴とする請求項2に記載の半導体装置の製造方法。
- 前記貼付工程の前に、前記半導体ウエハのおもて面に回路パターンを形成する第1のパターン形成工程と、
前記位置合わせ工程の後、前記半導体ウエハの裏面に、前記半導体ウエハのおもて面の回路パターンに対応したパターニングを行う第2のパターン形成工程と、
をさらに含むことを特徴とする請求項2に記載の半導体装置の製造方法。 - 前記貼付工程の後、前記第2のパターン形成工程の前に、前記半導体ウエハの裏面を研削し、該半導体ウエハを薄板化する薄板化工程をさらに含むことを特徴とする請求項7に記載の半導体装置の製造方法。
- 第1のパターン形成工程では、第1導電型の前記半導体ウエハのおもて面側に、絶縁ゲート型バイポーラトランジスタのおもて面表面構造の回路パターンを形成し、
第2のパターン形成工程では、前記半導体ウエハの裏面の表面層に、互いに接する第2導電型の第1の半導体領域および第1導電型の第2の半導体領域を選択的に形成することを特徴とする請求項7に記載の半導体装置の製造方法。 - 第1のパターン形成工程では、前記半導体ウエハのおもて面に、絶縁ゲート型バイポーラトランジスタのおもて面表面構造の回路パターンを形成し、
第2のパターン形成工程では、前記半導体ウエハの外周端部に、該半導体ウエハの裏面から凹部を形成することを特徴とする請求項7に記載の半導体装置の製造方法。 - 前記接着剤は、前記半導体ウエハのおもて面に形成された該半導体ウエハの位置合わせのための目印が透けて見える透明度を有することを特徴とする請求項1に記載の半導体装置の製造方法。
- 前記接着剤は、透明であることを特徴とする請求項1に記載の半導体装置の製造方法。
- 前記接着剤の厚さは、15μm以上40μm以下であることを特徴とする請求項1に記載の半導体装置の製造方法。
- 前記支持基板は、前記半導体ウエハのおもて面に形成された該半導体ウエハの位置合わせのための目印が透けて見える透明度を有することを特徴とする請求項1に記載の半導体装置の製造方法。
- 前記支持基板は、透明であることを特徴とする請求項1に記載の半導体装置の製造方法。
- 前記支持基板の厚さは、5mm以下であることを特徴とする請求項1に記載の半導体装置の製造方法。
- 前記支持基板の厚さは、1mm以下であることを特徴とする請求項1~16のいずれか一つに記載の半導体装置の製造方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201080069128.3A CN103119698B (zh) | 2010-09-30 | 2010-09-30 | 半导体装置的制造方法 |
PCT/JP2010/067169 WO2012042653A1 (ja) | 2010-09-30 | 2010-09-30 | 半導体装置の製造方法 |
JP2012536098A JP5664656B2 (ja) | 2010-09-30 | 2010-09-30 | 半導体装置の製造方法 |
EP10857866.7A EP2624286B1 (en) | 2010-09-30 | 2010-09-30 | Method of manufacturing a semiconductor device |
US13/798,589 US8962405B2 (en) | 2010-09-30 | 2013-03-13 | Method of manufacturing semiconductor device by mounting and positioning a semiconductor die using detection marks |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2010/067169 WO2012042653A1 (ja) | 2010-09-30 | 2010-09-30 | 半導体装置の製造方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/798,589 Continuation US8962405B2 (en) | 2010-09-30 | 2013-03-13 | Method of manufacturing semiconductor device by mounting and positioning a semiconductor die using detection marks |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012042653A1 true WO2012042653A1 (ja) | 2012-04-05 |
Family
ID=45892157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2010/067169 WO2012042653A1 (ja) | 2010-09-30 | 2010-09-30 | 半導体装置の製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8962405B2 (ja) |
EP (1) | EP2624286B1 (ja) |
JP (1) | JP5664656B2 (ja) |
CN (1) | CN103119698B (ja) |
WO (1) | WO2012042653A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20140092208A (ko) * | 2013-01-15 | 2014-07-23 | 가부시키가이샤 아도테크 엔지니어링 | 인듐 주석 산화물 패턴 노광장치 |
JP2015233034A (ja) * | 2014-06-09 | 2015-12-24 | 三菱電機株式会社 | 半導体装置の製造方法 |
KR20160031489A (ko) * | 2013-07-15 | 2016-03-22 | 소이텍 | 디바이스를 위치시키는 방법 |
JP2017092256A (ja) * | 2015-11-10 | 2017-05-25 | 富士電機株式会社 | 半導体デバイスの製造方法 |
JP2020038939A (ja) * | 2018-09-05 | 2020-03-12 | トレックス・セミコンダクター株式会社 | 縦型化合物半導体デバイスの製造方法 |
JP2022122969A (ja) * | 2017-12-28 | 2022-08-23 | 富士電機株式会社 | 半導体装置の製造方法 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103969943A (zh) * | 2013-01-25 | 2014-08-06 | 北京京东方光电科技有限公司 | 一种对基板进行标记的方法 |
CN103199104B (zh) | 2013-03-05 | 2016-04-27 | 矽力杰半导体技术(杭州)有限公司 | 一种晶圆结构以及应用其的功率器件 |
CN103151371A (zh) | 2013-03-05 | 2013-06-12 | 矽力杰半导体技术(杭州)有限公司 | 一种晶圆结构以及应用其的功率器件 |
US9665901B2 (en) | 2013-08-20 | 2017-05-30 | Ricoh Company, Ltd. | Mobile information gateway for private customer interaction |
US9286726B2 (en) * | 2013-08-20 | 2016-03-15 | Ricoh Company, Ltd. | Mobile information gateway for service provider cooperation |
US10089684B2 (en) | 2013-08-20 | 2018-10-02 | Ricoh Company, Ltd. | Mobile information gateway for customer identification and assignment |
US10095833B2 (en) | 2013-09-22 | 2018-10-09 | Ricoh Co., Ltd. | Mobile information gateway for use by medical personnel |
US9763071B2 (en) | 2013-09-22 | 2017-09-12 | Ricoh Company, Ltd. | Mobile information gateway for use in emergency situations or with special equipment |
JP2016018139A (ja) * | 2014-07-10 | 2016-02-01 | 株式会社ディスコ | 露光マスクの製造方法 |
CN105428220B (zh) * | 2015-12-22 | 2017-12-05 | 上海华虹宏力半导体制造有限公司 | 太鼓减薄工艺的环切工艺方法 |
DE102016110378B4 (de) | 2016-06-06 | 2023-10-26 | Infineon Technologies Ag | Entfernen eines Verstärkungsrings von einem Wafer |
JP6849468B2 (ja) * | 2017-02-13 | 2021-03-24 | ファスフォードテクノロジ株式会社 | 半導体製造装置および半導体装置の製造方法 |
CN108511318B (zh) * | 2017-02-28 | 2020-12-25 | 上海微电子装备(集团)股份有限公司 | 基于透明基板的背面加工工艺和器件加工工艺 |
KR101917720B1 (ko) | 2017-07-31 | 2019-02-08 | 한미반도체 주식회사 | 웨이퍼 마킹 장치 및 웨이퍼 마킹방법 |
JP2019054150A (ja) * | 2017-09-15 | 2019-04-04 | 東芝メモリ株式会社 | 半導体装置の製造方法および半導体ウェハ |
CN109524316B (zh) * | 2018-10-25 | 2021-09-21 | 通富微电子股份有限公司 | 一种半导体芯片封装方法和半导体芯片封装用载盘 |
CN111668109A (zh) * | 2019-03-08 | 2020-09-15 | 矽磐微电子(重庆)有限公司 | 一种半导体芯片的封装方法及其封装过程中的两种结构 |
CN111952364B (zh) * | 2019-05-14 | 2024-01-26 | 芯恩(青岛)集成电路有限公司 | 一种逆导型绝缘栅双极型晶体管及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09283426A (ja) * | 1996-04-10 | 1997-10-31 | Nikon Corp | 位置計測装置 |
WO2003049164A1 (fr) | 2001-11-30 | 2003-06-12 | Disco Corporation | Procede de production de microplaquette semi-conductrice |
JP2004165403A (ja) * | 2002-11-13 | 2004-06-10 | Ricoh Co Ltd | アライメント接着方法およびアライメント接着装置 |
JP2005056917A (ja) * | 2003-08-05 | 2005-03-03 | Sharp Corp | 半導体装置の製造方法 |
JP2006019556A (ja) * | 2004-07-02 | 2006-01-19 | Toyota Motor Corp | 半導体装置とその製造方法 |
JP2009188148A (ja) * | 2008-02-06 | 2009-08-20 | Sanyo Electric Co Ltd | 半導体装置およびその製造方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7000A (en) * | 1850-01-08 | Smut-machine | ||
US5141889A (en) * | 1990-11-30 | 1992-08-25 | Motorola, Inc. | Method of making enhanced insulated gate bipolar transistor |
KR970072024A (ko) | 1996-04-09 | 1997-11-07 | 오노 시게오 | 투영노광장치 |
JP3601513B2 (ja) * | 2000-12-27 | 2004-12-15 | 凸版印刷株式会社 | 凹版、それを用いたプラズマディスプレイ背面板の製造方法、およびプラズマディスプレイパネル |
US7253040B2 (en) * | 2003-08-05 | 2007-08-07 | Sharp Kabushiki Kaisha | Fabrication method of semiconductor device |
JP2005129653A (ja) | 2003-10-22 | 2005-05-19 | Fuji Electric Holdings Co Ltd | 半導体装置の製造方法 |
KR100555559B1 (ko) * | 2004-03-03 | 2006-03-03 | 삼성전자주식회사 | 백 그라인딩 공정용 표면 보호 테이프를 이용하여 다이싱공정을 수행하는 반도체 장치의 제조 방법 |
JP2005268238A (ja) * | 2004-03-16 | 2005-09-29 | Sony Corp | 裏面照射型固体撮像装置及びその製造方法 |
US7393770B2 (en) * | 2005-05-19 | 2008-07-01 | Micron Technology, Inc. | Backside method for fabricating semiconductor components with conductive interconnects |
US20070000595A1 (en) * | 2005-06-29 | 2007-01-04 | Intel Corporation | Adhesive substrate and method for using |
US20070004171A1 (en) * | 2005-06-30 | 2007-01-04 | Arana Leonel R | Method of supporting microelectronic wafer during backside processing using carrier having radiation absorbing film thereon |
JP4791774B2 (ja) * | 2005-07-25 | 2011-10-12 | 株式会社ディスコ | ウェーハの加工方法及び研削装置 |
JP4535002B2 (ja) * | 2005-09-28 | 2010-09-01 | Tdk株式会社 | 半導体ic内蔵基板及びその製造方法 |
CN101401195B (zh) * | 2006-03-28 | 2010-11-03 | 夏普株式会社 | 半导体元件的转印方法和半导体装置的制造方法以及半导体装置 |
JP4413935B2 (ja) * | 2007-02-13 | 2010-02-10 | 株式会社 日立ディスプレイズ | 液晶表示装置 |
DE102008003953A1 (de) * | 2007-02-28 | 2008-09-04 | Fuji Electric Device Technology Co. Ltd. | Verfahren zur Herstellung eines Halbleiterelements |
JP5076233B2 (ja) * | 2007-05-16 | 2012-11-21 | 株式会社ブイ・テクノロジー | 露光用マスクの初期位置及び姿勢調整方法 |
JP2010092021A (ja) * | 2008-09-11 | 2010-04-22 | Nsk Ltd | 露光装置及び露光方法 |
US7936014B2 (en) * | 2009-05-18 | 2011-05-03 | Force Mos Technology Co., Ltd. | Power semiconductor devices integrated with clamp diodes having separated gate metal pads to avoid breakdown voltage degradation |
-
2010
- 2010-09-30 WO PCT/JP2010/067169 patent/WO2012042653A1/ja active Application Filing
- 2010-09-30 EP EP10857866.7A patent/EP2624286B1/en active Active
- 2010-09-30 JP JP2012536098A patent/JP5664656B2/ja active Active
- 2010-09-30 CN CN201080069128.3A patent/CN103119698B/zh active Active
-
2013
- 2013-03-13 US US13/798,589 patent/US8962405B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09283426A (ja) * | 1996-04-10 | 1997-10-31 | Nikon Corp | 位置計測装置 |
WO2003049164A1 (fr) | 2001-11-30 | 2003-06-12 | Disco Corporation | Procede de production de microplaquette semi-conductrice |
JP2004165403A (ja) * | 2002-11-13 | 2004-06-10 | Ricoh Co Ltd | アライメント接着方法およびアライメント接着装置 |
JP2005056917A (ja) * | 2003-08-05 | 2005-03-03 | Sharp Corp | 半導体装置の製造方法 |
JP2006019556A (ja) * | 2004-07-02 | 2006-01-19 | Toyota Motor Corp | 半導体装置とその製造方法 |
JP2009188148A (ja) * | 2008-02-06 | 2009-08-20 | Sanyo Electric Co Ltd | 半導体装置およびその製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2624286A4 |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20140092208A (ko) * | 2013-01-15 | 2014-07-23 | 가부시키가이샤 아도테크 엔지니어링 | 인듐 주석 산화물 패턴 노광장치 |
KR102113350B1 (ko) * | 2013-01-15 | 2020-05-20 | 가부시키가이샤 아도테크 엔지니어링 | 인듐 주석 산화물 패턴 노광장치 |
KR20160031489A (ko) * | 2013-07-15 | 2016-03-22 | 소이텍 | 디바이스를 위치시키는 방법 |
KR102218891B1 (ko) * | 2013-07-15 | 2021-02-24 | 소이텍 | 디바이스를 위치시키는 방법 |
US11088016B2 (en) | 2013-07-15 | 2021-08-10 | Soitec | Method for locating devices |
JP2015233034A (ja) * | 2014-06-09 | 2015-12-24 | 三菱電機株式会社 | 半導体装置の製造方法 |
JP2017092256A (ja) * | 2015-11-10 | 2017-05-25 | 富士電機株式会社 | 半導体デバイスの製造方法 |
JP2022122969A (ja) * | 2017-12-28 | 2022-08-23 | 富士電機株式会社 | 半導体装置の製造方法 |
JP7298752B2 (ja) | 2017-12-28 | 2023-06-27 | 富士電機株式会社 | 半導体装置の製造方法 |
JP2020038939A (ja) * | 2018-09-05 | 2020-03-12 | トレックス・セミコンダクター株式会社 | 縦型化合物半導体デバイスの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2012042653A1 (ja) | 2014-02-03 |
EP2624286A1 (en) | 2013-08-07 |
JP5664656B2 (ja) | 2015-02-04 |
CN103119698B (zh) | 2016-05-18 |
US8962405B2 (en) | 2015-02-24 |
EP2624286B1 (en) | 2020-11-11 |
CN103119698A (zh) | 2013-05-22 |
EP2624286A4 (en) | 2014-04-02 |
US20130196457A1 (en) | 2013-08-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5664656B2 (ja) | 半導体装置の製造方法 | |
JP5881209B2 (ja) | フレキシブルデバイスを製造する方法 | |
KR102156173B1 (ko) | 양면 uv-경화가능 접착 필름을 이용한 레이저 및 플라즈마 에칭 웨이퍼 다이싱 | |
US9059225B2 (en) | Semiconductor device and the method of manufacturing the same | |
EP2325886B1 (en) | Method for manufacturing solid-state imaging device | |
KR102050541B1 (ko) | 초박막 웨이퍼의 임시 본딩을 위한 방법 및 장치 | |
US20100003779A1 (en) | Method of producing solid-state imaging device | |
US20120045611A1 (en) | Composite Carrier Structure | |
CN106463392A (zh) | 用于等离子体划切期间的划切带热管理的冷却轴架 | |
CN106716602A (zh) | 在等离子体切割期间通过晶片框架支撑环冷却的切割胶带热管理 | |
JP5985880B2 (ja) | ウエーハの分割方法 | |
JP2008004867A (ja) | 半導体装置の製造方法 | |
JP6524564B2 (ja) | 素子チップの製造方法および基板加熱装置 | |
JP2012243854A (ja) | 半導体装置の製造方法 | |
JP2007258750A (ja) | 固体撮像装置及び固体撮像装置の製造方法 | |
CN106505028B (zh) | 掩模图案的形成方法、基板的加工方法及元件芯片的制法 | |
JP2005129653A (ja) | 半導体装置の製造方法 | |
JP2006049700A (ja) | 固体撮像装置の製造方法 | |
JP5034488B2 (ja) | 半導体装置の製造方法 | |
TW202107613A (zh) | 加工基材之方法 | |
TW201935549A (zh) | 晶圓之加工方法 | |
JP2013243290A (ja) | 保護部材および保護テープ貼着方法 | |
US20220367273A1 (en) | Element chip manufacturing method and substrate processing method | |
JP2018049905A (ja) | ウェーハの加工方法 | |
JP2010153607A (ja) | 半導体装置およびその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201080069128.3 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 10857866 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2012536098 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010857866 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |