TWI360887B - A damascene copper wiring image sensor - Google Patents
A damascene copper wiring image sensor Download PDFInfo
- Publication number
- TWI360887B TWI360887B TW094141863A TW94141863A TWI360887B TW I360887 B TWI360887 B TW I360887B TW 094141863 A TW094141863 A TW 094141863A TW 94141863 A TW94141863 A TW 94141863A TW I360887 B TWI360887 B TW I360887B
- Authority
- TW
- Taiwan
- Prior art keywords
- layer
- pixel
- light
- image sensor
- interlayer dielectric
- Prior art date
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims description 54
- 239000010949 copper Substances 0.000 title claims description 51
- 229910052802 copper Inorganic materials 0.000 title claims description 48
- 239000010410 layer Substances 0.000 claims description 190
- 238000000034 method Methods 0.000 claims description 51
- 239000011229 interlayer Substances 0.000 claims description 46
- 229910052751 metal Inorganic materials 0.000 claims description 44
- 239000002184 metal Substances 0.000 claims description 44
- 239000000463 material Substances 0.000 claims description 38
- 230000004888 barrier function Effects 0.000 claims description 37
- 239000003989 dielectric material Substances 0.000 claims description 35
- 239000000758 substrate Substances 0.000 claims description 33
- 230000003287 optical effect Effects 0.000 claims description 29
- 238000001465 metallisation Methods 0.000 claims description 26
- 239000004065 semiconductor Substances 0.000 claims description 16
- 238000005530 etching Methods 0.000 claims description 14
- 229910052732 germanium Inorganic materials 0.000 claims description 8
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical group [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 241000282320 Panthera leo Species 0.000 claims 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 1
- 241000995070 Nirvana Species 0.000 claims 1
- 239000011358 absorbing material Substances 0.000 claims 1
- 239000002305 electric material Substances 0.000 claims 1
- 239000011159 matrix material Substances 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 description 14
- 150000004767 nitrides Chemical class 0.000 description 14
- 238000000151 deposition Methods 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 238000002161 passivation Methods 0.000 description 8
- 230000035945 sensitivity Effects 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 239000004020 conductor Substances 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 7
- 229910052721 tungsten Inorganic materials 0.000 description 7
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 6
- 239000010937 tungsten Substances 0.000 description 6
- 229920002120 photoresistant polymer Polymers 0.000 description 5
- 229920003209 poly(hydridosilsesquioxane) Polymers 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 238000004528 spin coating Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- WPPDFTBPZNZZRP-UHFFFAOYSA-N aluminum copper Chemical compound [Al].[Cu] WPPDFTBPZNZZRP-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 238000000059 patterning Methods 0.000 description 4
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 229910052707 ruthenium Inorganic materials 0.000 description 3
- 229910052715 tantalum Inorganic materials 0.000 description 3
- 229910016570 AlCu Inorganic materials 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 2
- 238000000637 aluminium metallisation Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- -1 hydrogen sesquiterpene Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229930004725 sesquiterpene Natural products 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000001039 wet etching Methods 0.000 description 2
- WOAHJDHKFWSLKE-UHFFFAOYSA-N 1,2-benzoquinone Chemical compound O=C1C=CC=CC1=O WOAHJDHKFWSLKE-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910000673 Indium arsenide Inorganic materials 0.000 description 1
- JOOAJVHLAOOYQE-UHFFFAOYSA-N NN.[H]C([H])[H] Chemical compound NN.[H]C([H])[H] JOOAJVHLAOOYQE-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 206010034960 Photophobia Diseases 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910003930 SiCb Inorganic materials 0.000 description 1
- 229910003811 SiGeC Inorganic materials 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910004166 TaN Inorganic materials 0.000 description 1
- 229910008482 TiSiN Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 229940104869 fluorosilicate Drugs 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- RPQDHPTXJYYUPQ-UHFFFAOYSA-N indium arsenide Chemical compound [In]#[As] RPQDHPTXJYYUPQ-UHFFFAOYSA-N 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910003465 moissanite Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 150000001282 organosilanes Chemical class 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14683—Processes or apparatus peculiar to the manufacture or treatment of these devices or parts thereof
- H01L27/14685—Process for coatings or optical elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76819—Smoothing of the dielectric
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76829—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76834—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers formation of thin insulating films on the sidewalls or on top of conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/1462—Coatings
- H01L27/14621—Colour filter arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14625—Optical elements or arrangements associated with the device
- H01L27/14627—Microlenses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14601—Structural or functional details thereof
- H01L27/14636—Interconnect structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
- H01L27/144—Devices controlled by radiation
- H01L27/146—Imager structures
- H01L27/14683—Processes or apparatus peculiar to the manufacture or treatment of these devices or parts thereof
- H01L27/14687—Wafer level processing
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Description
1360887 九、發明說明: 相關應用之交互參考文獻 本發明係相關於同受讓人之美國專利申請第 --__號出服920040147US1 (17910))於_ 提出申請且發明名稱為「AN IMAGE SENSOR WITH CU WIRING AND METHOD OF ELIMINATING HIGH REPI^CTIVITY INTERFACES THEREFROM」,其整個内 容及揭露係於此完整地納入參考。 【發明所屬之技術領域】 本發明I關於半導體像素成像器(imager)陣列的製 造,尤其是相關於創新的半導體像素成像器結構以及藉由 最佳化鏡片下之介電層以增加光影像感測器之靈敏度之 創新製程。 【先前技術】 互補式金氧半導體(CMOS)影像感測器逐漸取代傳統 電荷耦合元件(CCD)感測器作為需要影像擷取如數位相 機、行動電話、個人數位助理(PDA)、個人電腦及類似的 應用。CMOS影像感測器的優點係藉由應用於半導體裝置 如光二極體或類似⑱之現# CM〇s製造程序以低成本製 造。此外’ CMOS影像感測器可藉由單一電源供應器來操 作,。使得功率損耗得以維持較CCD感測器低。再者,cm〇s 邏輯電路及類似的邏輯處理裝置可輕易地整合至感測器 4IBM/05J46TW ; BUR9-20〇4-〇16l(JL) 晶片,因此CMOS影像感測器可加以縮小化。 專利文獻詳盡描述CMOS影像感測器陣列及其製造 方面之參考。美國專利公開號20003/0038293、 2002/0033492 及 2001/0010952 描述 CMOS 影像陣列設計 領域的典型’亦如核准之美國專利號6,635,912、6,611,013 及6,362,498。然而’在這些領域的裝置中,沒有任何一個 在像素設計上使用銅金屬化層的描述。亦即,鋁銅(AlCu) 金屬層係目前製造於現今CMOS影像感測器上,其由於鋁 金屬增加的阻抗,故需要較厚的介電質堆疊。較厚的介電 質意指需要較厚的層間介電層,致使降低到達像素光轉換 元件(如光二極體)之光強度。因而犧牲CM〇s成像器之靈 敏度。 當半導體工業預期繼續以鋁銅作為0.18 y m節點 CMOS影像感測器技術時’將高度地需要提供具有以鑲嵌 銅金屬線金屬化(如Ml及M2)層之CMOS影像感測器, 其需要厚度變異較小之較薄的層間介電質堆疊,此乃因為 免除了消除式(subtractive)姓刻紹銅導線所需之介電質化 學機械研磨步驟,因此更多的光將到達光二極體而增加像 素陣列之靈敏度。然七’由於銅易受氧化及污染,而在銅 上需要鈍化層。舉例而言’在銅導線上需要SiN、siC、SiCN 或類似的鈍化層。亦即,在鑲嵌銅導線上使用siN、siC、 SiCN或相似的鈍化層作為反應性離子姓刻(见£)終止層及 4IBM/05146TW ; BUR9-2004-0161(JL) 銅擴散阻障層, 感測器相容。 而由於折神秘g⑽問題無法與光影像 、因^高度需要提供-種影像感測器及製造方法,其中 此感測器包含金屬化層之鋼金祕,以解決折射率不匹配 的問題’且同時選擇性地藉由最佳化鏡片下的介電層以 增加光影像感測器之靈敏度。 【發明内容】 本發明關於增加光影像感測器靈敏度之結構及方 法’其係最佳化於實_導_像_巾之鏡4下的介電 層。 於創新的半導體光影像結構之數個具體實施例中,其 免除了於影像濾光塗佈層(image flltering c〇ating)及鏡片下 之大部分或所有的銅擴散阻障介電材料(如氮化物)。此乃 藉由圖案化及向下蝕刻至矽基板,於適當位置留下影像感 測器上之氮化層或是移除氮化層而達成。於選替實施例 中’沿著開口侧壁加入介電質或導體間隙壁,及/或環繞開 口加入金屬護環結構,以消除移動離子污染問題及自側壁 至偵測器之潛在反射光。 因此’提供一種影像感測器及製造方法,其中影像感 剩器包含銅金屬化層,其允許與厚度變異性降低的薄層間 4IBM/05I46TW : BUR9-2004-0I6KJL) 介電堆疊配合,而獲得增加光靈敏度之像素陣列。影像感 測器初始製造包含薄(如,1 · 100㈣介電阻障層(如PEC VD 或HDPCVD SiN、Sic、SiCN等)於每一層間銅金屬化層 上,其輪跨感測器陣列中每一像素之光路徑。然後,藉由 實施單-遮罩或是自行對準方法,進行姓刻以完全地^ ,列中每—像素之光路徑位置上之阻障層金屬,並且接 著,提供一回填(refill)介電質以填塞蝕刻後的開口。於選 替實施例,在沉積回填介電質前,沿著钱刻開口的侧壁形 成-反射或是吸收材料層,藉由反射光至下方之光二極體 或是藉由減少光反射來改善像素之靈敏度。 根據本發明之-方面在於提供-郷像制器該影 像感測器包含-陣列之像素,每—像素包含: 一頂層,包含一像素微鏡片供接收光; -半導體基板’包含—光敏元件形成於其巾且供接收 入射至像素微鏡片之光; --介電材料結構’提供於頂層及形成於基板中之感光 元件間之一光路徑中;以及 ;-層間介電材料層堆疊,具有一或多層之銅金屬化層 /成於八間且母一金屬化層包含一銅金屬導線結構鄰接 像素之介電材料結構,每—銅金屬導線結構包含—阻 料層形成於其上, % 其中在像素中钱刻—開口以界定光路徑後,介電材料 構形成為—介電回填製程之部分。 4IBM/05I46TW : BUR9-2004-0i6i(JL) 时根據本發明之又-方面在於提供一種製造影像感測 益像素陣狀方法,每—像素包含—頂層,頂層包含 素微鏡片供接收光,此方法包含: 豕 每-陣列像素形成-光敏元件於一半導體基板内,光 敏元件用以接收入射至一各別像素微鏡片之光; 在基板頂部上形成層間介電層之一堆疊,並在堆疊形 成之鄰近的層間介電層間,形成包含一銅金屬導線結才^ 一銅金屬化層,銅金屬導線結構形成於陣列之每一像素間 的位置’且形成-轉材料層於每—銅金屬導線結構頂ς 上; 移除光敏元件上方之層間介電層堆疊之一部份,以界 定一像素之一光路徑;以及 1 在頂層與光敏元件間,以介電材料回填在光路徑中堆 疊之移除部分。 本發明製造影像感測器像素陣列之方法的優點包含 實施單一遮罩或是自行對準遮罩方法,執行單一蝕刻可完 全地移除橫跨每一像素之光路徑之層間介電堆疊以及阻 障層金屬。 於另一選替具體實施例,於沉積回填之介電質前,一 層反射或吸附材料層沿蝕刻開口側壁形成,以拉忠 至下方光二極體或是減低光反射來改善=素射先 4IBM/05146TW ; BUR9-20〇4-0161(JL) -9- 【實施方式】 圖1繪示影像感測器像素陣列10。如圖所示,此陣列 包含複數個微鏡片12,且每個微鏡片〗2具有一半球形, 配置於一平滑平坦層17上,例如一旋塗聚合物。平滑平 坦層17形成於彩色濾光片陣列15頂部,以促使微鏡片陣 列之形成。彩色濾光片陣列15包含獨立的紅色、綠色及 藍色遽光元件25(主要色彩遽光片),或選替地,青綠色 (cyan)、品紅色(magenta)及黃色濾光元件(互補色彩濾光 片)。微鏡片陣列12之每一個微鏡片22係對準一相對應之 彩色遽光元件25’並包含一像素2〇之一上方光接收部分。 此像素20包含一胞單元部分(ceiip〇r(i〇n),係製造於一半 導體基板14部分上,其含有一堆疊係包含一或多個層間 介電層30a-30c配合金屬化互連層M1、M2鋁丨…)導線層 35a、35b。層間介電材料可包含例如一聚合物或二氧化石夕 (Si〇2)。因為铭金屬化互連層35a、35b不需要鈍化保護層, 所以並沒有顯示各自的阻障層。如進一步於圖丨所示,具 有鋁金屬化層35a,b之每一像素胞單元2〇,進一步包含一 最終鋁金屬層36,其導線連接至每一像素2〇間之M1與
M2金屬化層’以及一最終鈍化層28形成於導線連接層 36上。最終純化層28可包含SiN、si〇2、Sic、SiCN、si〇N 或其組合。雖未詳細地顯示,但每一像素2〇皆包含一光 電轉換裝置,其包含執行光電轉換之光敏元件,如光二極 體18,以及執行電荷放大與切換之電晶體(未繪示)。每一 像素20產生單一電荷係對應每一像素所接收的光強度, 41BM/05146TW : BUR9-2004-0I6HJL) -10- 1360887 且藉由域於半導縣板14上之光電轉換(光二極體)元 件18轉變為—信號電流^進—步的阻障或帽蓋層,例如
SiN層38之氮化物,係形成於石夕基板14表面未石夕化的擴 散區域上。 由於鋁金屬阻抗增加,因此影像感測器中使用鋁金屬 層35a,35b便需要較厚的介電堆疊。此較厚的介電質意指 • 需要較厚的介電層30a_3〇c,而導致到達光轉換元件(光二 極體)之光強度減少,亦即,犧牲了像素2〇的靈敏度。 本發明關於具有鑲嵌銅(Cu)金屬線作為崖卜河2層之 景>像感測器技術,其需要較薄的層間介電堆疊,且由於無 須介電質化學機械研磨(CMP)或是消除式蝕刻A1Ql導線 所需之平坦化步驟,因而具有較小的厚度變異性,因此更 多的光將會到達光二極體,而增加像素陣列之靈敏度。由 於銅對於氧化與污染較敏感,因此在銅金屬上需要^化層 鲁保護,且為了阻播銅擴散至周遭的介電質裡,在銅導線上 耑要SiN、SiC、SiCN或疋類似的純化層。然而,使用、 SiC、SiCN或是類似層於鑲嵌銅導線作為停止層與銅 擴散阻障層’因其折射率不匹配的問題而與光學影像感測 器不相容’因此不用在本發明影像感測器陣列之光路徑。 圖2為一橫截面圖’顯示後段製程(BE〇L)之影像减測 器陣列1〇〇,其與同受讓人申請中之美國專利申請案第、 4IBM/05146TW : BUR9-2004-0161(JL) -11 - _號(BUR920040147US1 (17910))於 申請且發明名稱為「AM IMAGE SENSOR WITH CU WIRING AND METHOD OF ELIMINATING HIGH REFLECTIVITY INTERFACES THEREFROM」所描述之 實施例類似,係具有包含多重銅擴散阻障層之銅導線。雖 然像素20之上光接收部分(微鏡片22與彩色渡光片25)係 與圖1之先前技藝相同,本發明包含形成銅金屬化互連層 Ml、M2,其允許於基板14上形成較薄之層間介電層 130a-130c之堆疊。基板Η可為主體(bulk)半導體,包含 如 Si、SiGe、SiC、SiGeC、GaAs、InP、InAs 以及其他三 五族(III-V)化合物半導體、Π-VI、Π-V族等化合物半導 體、或是層狀半導體如絕緣層上矽(S0I)、絕緣層上碳化矽 (SiCOI)或絕緣層上矽鍺(SG0I)、或是絕緣基板如石英或礬 土(alumina)。較佳地,此層間介電材料可包含一有機或無 機的層間介電質(ILD)材料,其可藉由任何所習知技藝沈 積,例如濺鍍、旋轉塗佈、或是PECVD,且可包含一習 知旋轉塗佈有機介電質、旋轉塗佈無機介電質或其組合, 係具有約4.2或更低之介電常數。可使用在本發明之合適 的有機介電質包括含碳(C)、氧(〇)、氟(F)及/或氫⑻之介 電質。可以使用在本發明之有機介電質例示細包含但 不僅限於··料雜附錄合輯脂(_咖the_ett& polymeric resins) ’ 譬如 D0W Chemical c〇mpany 所售商標 為S!LK之樹脂、Honeywel丨所售商標為Fiare之樹脂,以 及其他供顧之_泰、似其他_之錢介電質。 4iBM/05l46TW ; BUR9-2004-0!6I(JL) -12- 作為層間介電層之有機介電質可為或可不為多孔的 (porous),而多孔的有機介電質具有降低的k值所以較佳。 可使用作為層間介電質之合適的無機介電質典型包含 Si、0與Η以及選用的碳,譬如Si02、氟矽酸玻璃 (fluorosilicate glass,FSG)、SiCOH、摻碳的氧化物 (carbon-doped oxides,CDO)、碳氧化發 (silicon-oxicarbides)、有機石夕酸玻璃(organicsilicate glasses,OSG) ’其係藉由電漿強化化學氣相沈積(PECVD) 技術沈積。可使用之無機介電質之例示類型包含,但並不 僅限於:倍半矽氧烷(silsesquioxane) HOSP (Honeywell 所 售)、甲基倍半石夕氧烧(methylsilsesquioxane,MSQ)、氫倍 半矽氧烷(hydrogen silsesquioxane,HSQ)、MSQ-HSQ 共聚 物(copolymers)、使用四乙基正矽酸鹽(TEOS)或矽甲烷 (Si%)作為矽之來源及利用〇2、N2〇、N〇等作為氧化劑所 沈積之Si〇2、有機石夕烧(organosilane)及其他含石夕材料。為 便於討論,假定無機介電材料為Si02。 參考圖2,第一導線層(Ml)結構前之前段製程 (FEOL),如MOS電晶體,影像感測器等,以及至前段結 構之鎢或其他金屬導體接觸係由習知技藝所製造。用以形 成Ml層之方法包含首先在基板帽蓋層38頂部,沈積Si02 或其他介電層130c(譬如約2kA至20kA間的厚度範圍, 較佳範圍為4kA及5kA之間),使用熟知微影及反應性離 子蝕刻(RIE)技術圖案化溝槽於si〇2層130c中,且於溝槽 4IBM/05146TW ; BUR9-2004-016I(JL) 13 1360887 襯以金屬襯層’例如一或多個難冶金屬(refractoiy metal) 如组(Ta)、氮化组(TaN)、氮化鈦(TiN)、氮化石夕鈦(TiSiN)、 鎢(W)、碳氮化鎢(WCN)、釕(Ru)。接著,銅金屬填塞具 襯層之溝槽,以形成銅Ml層135b,其後使用習知CMP 技術研磨。之後,一阻障或是銅擴散層132b(如SiN)沈積 於銅Ml金屬化層頂部(如厚度範圍約至2〇〇nm P3, 且較佳範圍為20 nm-70 nm之間)。於此具體實施例,乃降 低銅互連層頂部之氮化層132b的厚度以最小化反射率 (reflectance)。應瞭解可使用其他阻障層材料,包含但不僅 限於:SiON、SiC、SiCN、SiCON、SiCO 材料等。此製程 重複用在後續的雙鑲嵌(dual-damascene)第二銅導線層M2 及第一介層VI之金屬化層,藉此薄的]v[2/Vl介電層130b (如Si〇2)係沈積於銅擴散層132b上,至一厚度範圍約2kA 至20kA之間’較佳為1微米’並且接著M2/V1金屬化層 的形成係藉由習知微影與蝕刻技術,在Si〇2層中圖案化溝 槽及介層,且於溝槽及介層襯以一金屬襯層,例如難冶金 屬’以及利用銅金屬材料填塞具襯層之溝槽,以形成銅 M2層135a,其後使用習知CMP技術研磨。之後,一阻 障或是銅擴散層132a (如SiN)沈積於銅M2層135a頂部, 譬如至一厚度範圍約20A至2kA間。後續步驟包含形成 層間介電層130a於擴散層132a頂部;形成鑲嵌鎢或其他 導體介層’以及根據習知技術之最終消除式蝕刻鋁銅金屬 化層36。選替地,一錐形(tapered)介層如習知地可取代鑲 嵌鎢介層。較佳地’於圖2所述之具體實施例,Ml及M2 4IBM/05146TW : BUR9-2004-0161(JL) -14- 擴散阻障層之總厚度約為20nm或更低,以便最小化 率。 ^如圖2所示,係提供互連金屬線及介層堆疊,其包含 藉由金屬介層⑽如V1 ’其包含導紐料如金屬,像是 銅)連接層間金屬化層M1至金屬化層M2,且同樣地藉 由金屬介層(如V2,其包含導電材料,如金屬,像是鶴) 連接層間金屬化層M2至金屬化層M3。同樣地,如圖2 所示,層間金屬化層Ml藉由一鑲嵌接觸α,或是栓塞 (phgx其包含金屬’像是鎢),連接至形成於基板14之主 動裝置區域19(或是其他擴散區域)。圖2所描述之具體實 施例’進一步應瞭解可於薄SiN層頂部132a,b形成額外的 一層(未繪示),此額外層材料具有一折射率介於98) 及Si〇2 (1.46)間’其例如Si〇N (未顯示於此),至可比擬的 厚度(如約20A至2kA),以助於減少光反射。 根據圖2所描述之具體實施例,在光路徑中提供的銅 金屬化層及對應的薄層間介電層130a-130c以及超薄擴散 層132a,b,減低光折射率’因此允許較大量的光13通過 像素20之光路徑’而到達下方的光二極體元件18。再者, 圖2所描述之具體實施例,顯示額外的淺溝渠隔離(STI) 之隔離介電區域138係於鄰近主動矽區域19與光敏元件 (如光二極體18)形成。 4IBM/05I46TW ; BUR9-2004-0l61(JL) -15- 根據本發明之較佳實施例,圖3之成像器包含主動裝 置(電晶體)19、基板帽蓋層38、層間介電層i3〇a、層間金 屬化層135b(Ml)以及對應的阻障層132b、M2介電層 130b、金屬化層M2 135a以及對應的阻障層132a,且最終 介電層130c係製造高達包含最終鋁金屬層36之最後金屬 層M3。須注意,雖然顯示三層導線(兩層銅及一層鋁銅), 然而可使用任何數目的導線層。接下來圖案化微影遮罩以 於後續單一步驟蝕刻製程,打開每一像素之對應地區,且 執行濕式或乾式蝕刻產生孔洞51,其有效地移除部分的層 間介電質130c、自像素光路徑M2層之氮化物阻障層 132a’且在相同的蝕刻製程,移除部分的M2介電層130b 與Ml阻障層132b以及Ml介電層130a。如果使用rie 蝕刻’則標準平行板(standard parallel plate)、順流電漿 (downstreamPlasma)、或是高密度電漿室可伴隨使用作為 氟來源之高氟碳(perfluorocarb〇n,pFC)及/或碳氫氟(HFC) 氣體’以及作為稀釋氣體之氧、氫、氮、氬等,如先前技 術所熟知。如果使用濕式蝕刻,則稀釋的氫氟酸可用以蝕 刻Si〇2或類似的氧化物薄膜;磷酸可用以蝕刻或類似 的薄膜等,如先前技術所熟知。較佳地,開口 51係圖案 化且向下餘刻至氮化物阻障層,然而,應瞭解開口可藉 由移除氮化物阻障層38’緊接著利用標準潔淨步驟向下钱 玄J至基板14表面。形成於像素中的開口 51可能約有 m 3 _等級的深度,且約有工以爪_5_等級的寬度。圖 3所不I虫刻的開口為錐形(亦即,開口頂部較底部寬),然 41BM/05146TW ; BUR9-2004-0161(JL) 1360887 而應瞭解其可能形成反向錐形(開口底部較頂部寬),或是 蝕刻可能形成實質平行的側壁。 在此單一蝕刻後’如圖3所示,一層間介電質(如氧化 物)材料150係回沈積至蝕刻的路徑51,舉例而言,如旋 轉塗佈回填製程,如旋轉塗佈介電質(Si〇2)、旋轉塗佈玻 璃等,並且進行平坦化步驟。應瞭解回填的介電材料可選 • 替地包含一聚合物介電質(光敏感的聚亞醯胺 (polyimide)、Dow Chemical 的 SiLK 等),且可利用其他具 有優良的間隙填塞能力的技術,例如CVD或是(電漿強化 的)PE-CVD製程,沈積層間介電質(氧化物、沿〇2、或碳 基氧化物等等)。較佳地,利用大氣壓力Cvd^cyj))* -人氣壓力CVD (SACVD)沈積技術可達成99%的共形性 (conformity);如果利用沈積溫度為400°C之SACVD,因為 不需要沈積後退火接著使用未摻雜的Si〇2。應瞭解沈積的 介電質厚度與沈積方法及後續處理方法有關。舉例而言, •如果影像感測器濾光塗佈沒有計畫凹處,SACVD Si〇2之 厚度係稍微高於溝槽深度的較少者或是丨/2溝槽寬度。選 替地’假如影像感測器濾塗佈計晝的選用自行對準凹處, 則沉積少於溝槽深度之厚度。如果使用旋轉塗佈介電質, 將最佳化旋轉塗佈參數(注射量(shot size)、旋轉速度、後 縯烘烤溫度)’以達成在晶圓上其他地方具有最小沈積之方 式’填塞開口 150。其他在晶圓上提供可再現(repr〇ducible) 間隙填塞之無機介電質的一些類型例子包含,但不僅限於: 4IBM/05146TW ; BUR9-2004-0!61(JL) (Φ 倍半石夕氧院(silsesquioxane) HOSP、曱基倍半石夕氧燒 (MSQ®)、氫倍半矽氧烷(HSQ®)、MSQ-HSQ共聚物、使用 氧氣或迆〇作為氧化劑以及四乙基正矽酸鹽(TE〇s)或石夕 曱烷作為矽之來源所沈積之SACVD、PECVD Si〇2。應瞭 解此製程序步驟之一主要方面為:每一個蝕刻的像素開口 51都具有實質相同的深寬比(aspectratio),以達到良好的 填塞均勻性。間隙回填製程之後,可選擇性地執行平坦化 步驟’藉此可使用一反式開口遮罩(相反極性之光阻),緊 接者一回姓刻製程’以及如現在參照圖3(a)-3(f)執行之選 用的CMP步驟。 特別是如圖3(a)所示,一晶圓被製造且蝕刻將形成影 像感測器的溝槽149。然後,圖3(b)描述之下一步驟包括 沈積一介電材料150(譬如Si〇2)至一厚度。使得溝槽被過 度填塞(overfilled)。再者,如圖3(c)所示,使用與圖案化 溝槽於感測器上相同的微影遮罩(或選擇性地,使用類似但 不同的微衫遮罩)卻具有不同極性的光阻' 曝光與顯影光阻 179。然後’如圖3(d)所描述,此介電質在介電質填塞I% 表面上被蝕刻至一預定厚度。其次’如圖3(e)所描述,剝 除光阻179,以及最後如圖3(f)所描述,進行CMp平坦化 步驟造成如圖3(f)所描述之結構。選替地,實施CMp製程 步驟以及選用如習知的的犧牲性沉積第二介電質(例如若 用Si〇2填塞則選用SiN;或者若用聚合物回填則選用 或SiN),以防止在開口中的介電質受CMp侵蝕(亦即,2 -18- 4IBM/05I46TW ; BUR9-2〇〇4-〇16l(JL) 1360887 防止在彩色濾光片25下的厚度不均勻)。然而,應瞭解一 . 自行對準步驟可以參照彩色濾光片材料來實行,然後緊接 著進行回蝕刻反向開口遮罩;或是進行CMp步驟,以選用 的犧牲性沈積第二介電質(例如若用Si〇2填塞則選用SiN; 或者若用聚合物回填則選用Si〇2或siN),以防止在開口 中的介電質受CMP侵钱(亦即,防止彩色遽光片25的厚 度不均勻)。於一選替實施例,可實施一,,橡膠清潔 • (Squeegee)”程序’其以可流動材料(如聚亞醯胺)填塞孔 洞。雖然未繪示於圖3,應瞭解可額外地製造一金屬接觸/ 導線護環’以防止移動離子的擴散(環境離子如鈉或是卸) 至主動像素區域,其可能由鏡片及彩色滤光片進入。此類 金屬護環作用如同移動離子的阻障層,且由一材料或材料 堆疊所形成,其包含金屬及介層係環繞光路徑與主動矽區 域19間的回填介電質150。 於另一具體實施例,假使對於在墊上開放之最後金屬 層36有足夠高的選擇比,終端(terminal)或是最後介層遮 罩可用於執行此蝕刻。圖2(a)顯示一影像感測器,處理到 最終導線層以及鈍化介電質29。其次,此終端介層49用 以打開導線連接(wirebond)或凸塊墊(soldier bump pads) 36,以及用在影像感測器彩色濾光片之開口 59,係使用一 個遮罩以及介電質蝕刻步驟,如圖2(b)所示。接著,進行 晶圓處理與封裝,包含切割晶片,以選用的鏡片將其封 裝’並且導線連接69此晶片至封裝,如圖2(c)所示。因此, 4IBM/05146TW : BUR9-2004-0l6I(JL) -19- ’移除金屬化阻障層 只需要一個遮罩且在單一蝕刻製程 】32a,b兩者。 巧之^ ^選替實施例,在打開每—個像素光路 層間介電質(如氧化物)填塞孔洞之 H 義孔_壁及底部共形的薄襯層 進行間隙壁綱製程,保留側壁上的觀層而 移除及頂部表面上的襯層,如同習知技藝所熟 知。較佳地,可沉積薄的氮化物襯層材料(如siN、Sic、 ^:N等),或具有光反射性質之金屬,以習知沉積技術如 E-CVD沉積而襯著侧的開口底部與侧壁。舉例而言, 其他具有光反射性質_層材料包含,但 ° 某些金屬,如ai、™、w、Ru、多轉、多日^等㈤薄 的襯層140可沈積至一厚度範圍約50A至2kA間,且有 效地作用㈣止機軒進人晶#的主純域,此外並作 為反射表面以反射入射光,讓任何以一角度進入鏡片22 的光將到達光二極體1卜在沈積薄襯層14〇後,於後續步 驟此層間介電材料藉由如旋轉塗佈Si02回填製程或CVD 製程(如上所述),回沈積至具襯層的孔洞内,且可進行選 用的最終平坦化步驟。如果回填的介電質15〇為具有折射 率η為i.46(k〜〇)之SiCV則侧壁襯層140為具有折射率為 1.98(k〜〇)之SiN,而入射至siN之部分光將會被反射,其 如同布拉格定律(Bragg’s law)所預測。選替地,藉由使用 幸父向折射率的導體或半導體,例如矽或钽作為間矽壁 4IBM/05146TW ; BUR9-2004-0»61(JL) -20- 140,可增加反射的程度。 圖5繪示一選替實施例,其中圖案化開口 51,且執行 一向下蝕刻至基板14表面’以移除基板氮化物阻障層38。 在打開像素光路徑中之孔洞51後,且於層間介電質(如氧 化物)填塞孔洞之前,使用習知沈積技術(如pECVD)沈積 與每個蝕刻的孔洞側壁及底部共形的薄襯層14〇。之後, 利用間隙壁蝕刻,移除與孔洞底部共形之反射襯層材料 140,亦即,以任何方向性蝕刻沿著蝕刻的開口側壁形成 SiN間碎壁。舉例而言’利用pFC或^^作為氣來源如 CF4之氟基底(F-based)方向性姓刻,以形成SjN間石夕壁。 沈積薄的氮化物及蝕刻形成間矽壁14〇後,於後續步驟使 用如旋轉塗佈SiCb回填製程或其他在此描述之技術,回沈 積層間71電材料150至具襯層之孔洞内,且可進行選用的 最終平坦化步驟。圖6繪示本發明於圖5所示的選替實施 例(包含氮化物間矽壁材料140),其中開口 51已經圖案 化’執行一向下蝕刻至基板14表面,以移除基板氮化物 阻障層38。如圖6所示,額外製造金屬接觸/導線護環16〇, 以避免移_子進人絲像素輯,其可驗鏡片及彩色 遽光片進人。金屬護環16G作用如同移動離子的阻障層, 且與晶圓上之導線與介時形成,其係由—材料或材料 堆疊形成,包含鎢16〇及具難冶金屬襯層的銅13北,係環 繞光路徑及主動㈣域19間之回填介電質15()。一般而 言,護環係由可用作為晶片導線之任何導騎形成,包含 4IBM/05146TW : BUR9-2004-016l(JL) -21 -
Cu、AlCu、W、Ta、TaN、TiN、WN、Ag、Au 等。護環 160係導接至基板14且為接地(連接至晶圓的最低電位), 如此一來正移動離子將被吸引至護環且不會進入晶片主 動區域19。如圖6所示’金屬接觸/導線護環16〇係垂直 製造高達最靠近的氮化物層(如Ml金屬化氮化物阻障層 132b),然而其可能製造高達最後金屬層。 圖7繪示本發明之選替實施例,在圖案化及蝕刻開口 51進入像素後,彩色滤光片25’形成於溝槽開口底部。於 此實施例,其可加或不加回填的介電材料。再者,形成如 上文所討論選用的反射侧壁襯層,其延伸至整個溝槽長 度,亦即,至彩色遽光片材料底部,或是至彩色濾光片材 料頂部。圖8繪示本發明之選替實施例,其t在圖案化及 蝕刻開口 51進入像素後,回填的介電材料15〇係部分地 填塞蝕刻的開口,而彩色濾光片25,形成於溝槽開口頂部 上。於圖7 述之浦實施例,選用的魏或反射概層 141係形成於側壁上,且延伸至溝槽底部。於圖9所繪示 之選替實施例’回填的介電材料15G被填至侧的開口 Μ 後:執行等向性(iS0tr0pic)回餘刻製程以形成回填介電質淺 第二開σ 52,接著於一非自行對準製程形成彩色遽光片 於其1f7。應瞭解此具體實施例與任何一個在此描述之 其他結構結合而無自行對準彩色濾光片。 參考關於圖7-9描述於此之具體實施例,如果利用不 4IBM/05I46TW ; BUR9-2004-0I6I(JL) -22- 1360887 透光的(〇paque)(吸收的)侧壁襯層材料141(亦即k>0),如 石夕或组’則兩個或是多個層可在一多層堆疊中最佳化地結 合在一起,以達到特定的k(介電常數)、n(折射率)、或是 堆疊的η及k值在光學範圍内與波長(W1)無關。可用的吸 收側壁襯層㈣包含但不僅限於此:Ta、枷、&、Ή、Cu、 =在=長::=與1( 一
W1 4000 5500 7000
WI 4000 5500 7000
上 12 L5 1.9
表 1(b) 4IBM/05I46TW : BUR9-2004-0l61(JL) -23- 舉例而言,如果Ta與Si以相等厚度於多層(2,4,6,8等) 結合在一起,則結合的η與k值每一個將分別具有1〇%與 15%之變異範圍巧與1^變異的減低將會在波長範圍400mn 至700nm中有均勻的光學反射率;並且此變異係遠小於任 何單一層。 上述之實施例係用以描述本發明,然本發明技術仍可 有許多之修改與變化。因此,本發明並不限於以上特定實 施例的描述,本發明的巾請專利細係欲包含所有此類修 改與變化’以能真正符合本發明之精神與範圍。 【圖式簡單說明】 圖1描繪影像感測器像素陣列10 ; ^ 2係橫截_,顯示影像_11_像素具有銅層
顯示影像感測器之製程步驟, 間導^其包含橫跨像錢路徑之多重銅擴散物阻障層 _=^^顯示影像_之製程步驟 導線層及鈍化介電質(®㈣、屯 4IBM/05146TW : BUR9-2004-016l(JL) -24- 其使用一反式開口遮罩(相反極性之光阻),接著用回蝕刻 製程及選用的CMP步驟,平坦化影像感測器; 圖4係橫截面圖’顯示本發明之影像感測器陣列像 素,其在蝕刻之像素開口侧壁具有反射襯層材料,且包含 一阻障材料層於基板頂部; 圖5係橫截面圖,顯示本發明之影像感測器陣列像 素’其在飯刻之像素開口侧壁具有反射襯層材料,且不包 含一阻障材料層於基板頂部; 一圖6係橫截面圖,顯示圖5之影像感測器陣列像素之 -例不實_ ’其具有額外的接觸/金駿環結構環繞 之像素介電質; 、 圖7係橫截面圖,顯示影像感測器陣列像素之-例示 實施例’其具有—彩色濾光元件職於基板頂部,且於界 定光路徑之餘刻的像素開口之底部; 圖8係橫截面圖,顯示影像感測器陣列像素具有一彩 光元件形成於回填介電結構頂部,其部份地填塞界^ 光路徑之姓刻的像素開口;以及 、 圖9係橫截面圖’顯示影像感測 =光元件,形成於界定光路徑之侧的像=回; 介電結構之一回蝕刻部份。 具 -25- 4|BM/〇5i46TW : BUR9-2004-016i(JL) 1360887
【主要元件符號說明】 1 〇影像感測器像素陣列 14基板 17平坦層 19主動裝置區域 22微鏡片 25’彩色濾光片 28最終鈍化層 30a、30b、30c層間介電層 36最終鋁金屬層 49終端介層 52 第二開口 69導線連接 130a、130b、130c 層問介1 12微鏡片 15彩色濾光片陣列 18光二極體 20像素 25濾光元件 25”彩色濾光片 29鈍化介電質 35a、35b鋁金屬化互連層 38 SiN 層 51開口 59開口 1〇〇影像感測器陣列
132a、132b SiN 層 135b銅Ml層 140薄襯層 142底部 150回填介電質 179光阻 B5a銅M2層 138隱離介電區域 141襯層 149溝槽 160護環 41BM/05146TW ; BUR9-2004-016KJL) 26
Claims (1)
- 案號:94141863 100年5月4日修正·替換頁 十、申請專利範圍·· 1. 一種影_測11,該影像感·包含—陣 一像素包含 像京母 一頂層,包含一像素微鏡片供接收光; -半導體基板’包含-光敏元件形成於其中且 收入射至該像素微鏡片之光; 八妖 -包含侧壁的介電材料結構,提供於該頂層及形成 於該基板中之該感光元件間之一光路徑中; 二光吸收材料之多層堆疊,係形成於界定該光路徑 ^像素側壁上以達特定介電常數,且該多層堆疊之折射 率值在-光學範_與人射歧長無關;以及 -和介電材料層堆疊,具有二層或多層之銅金屬 化層械於其間,且每-該金屬化層包含—銅金屬導線 ^構鄰接該像素之該介電材料結構,每—該銅金屬導線 構包含一阻障材料層形成於其上, 人其令在該像素中钱刻一開口以界定該光路徑後該 ”電材料結獅成為-介電喊餘之部分。 2·如請求項1所述之影像感測器,其中該堆叠之每一該層 間介電層具有—厚度,範圍介於2kA至2GkA之間。 。月长項2所述之衫像感測器,進—步包含—阻障材料 ^,形成於该基板與—第一層間介電層之間。 4IBM/〇5|46TW. : BUI沙2004-0161(儿) -27- 案號:94141863 100年5月4日修正_替換頁 4’如請求項1所述之影像感測器’進一步包含一彩色濾光 中件形成位於該像素微鏡片下且位於形成於該光^徑 中之該介電材料結構上之該頂層中。 二 5. 如請求項1所述之影像感測器,進一步包含一彩色濾光 元,係形成於該基板上,且於該光敏元件上方以^於 該光路徑中之該介電材料結構下方。 、 6. =請求項1所述之影像感測器,其中該介電材料結構部 分地填塞介於蝕刻的像素側壁間供界定該光路徑之一開 口,該感測器像素進一步包含一彩色濾光元件,係形成 於該侧壁間之該光路徑之一頂部分之該介電材料結 方。 7. 如請求項1所述之影像感測器,其中該層間介電材料填 塞界定該光路徑之像素側壁間的該光路徑,該感測器像 素進一步包含一彩色濾光元件,係形成於該光路徑中之 該層間介電材料之一回蝕刻部分内。 8. 如請求項1所述之影像感測器,其中每一像素進一步包 含一光反射材料層,係形成於界定該光路徑之像素側壁 上,該光反射材料層使一增加光量能由該光敏元件所接 收。 4IBM/05M6T\V : B(JR9-2004-〇t6l(,IL) -28- 案號:94141863 100年5月4曰修正_替換頁 9. 如請求項1所述之影像感測器,其中每一像素包含一光 吸收材料層,係形成於界定該光路徑之像素側壁上。 10. 如請求項1所述之影像感測器,進一步包含一移動離子 阻障結構,係環繞該光路徑中之該層間介電材料,該移 動離子阻障結構連接至該基板且向上延伸。 11. 一種製造一影像感測器像素陣列之方法,每一像素包含 -頂層’該頂層包含-像素微鏡片供接收光,該方法 含: a) 每-陣職素形成-絲元件於—半導縣板内,該 光敏το件用以接收入射至一各別像素微鏡片之光; b) 在該基板頂部上形成層間介電層之—堆疊並在該堆 疊形成之鄰近的層間介電層間,形成包含-銅金屬導 線結構之-銅金屬化層,軸金料線結構形成於該 陣列之每—像素間的位置’且形成—阻障材料層於每 一該銅金屬導線結構頂部上; c) 移除該光敏元件上方之該層間介電層堆憂之一部 份上,以界定-像素之—光路徑;以及 d) 在额層顏光敏轉間,財電材料回填在該光路 徑中該堆疊之該移除部分; 41BM/05I46TW : BUK9-2004-0l0l(JI.) -29- 案號:94141863 100年5月4日修正_替換頁 12. 如請求項U所述之方法,其中該步驟b)形成— 料層於該金屬相互層之細金屬導_構頂部上包含: 毯覆式沈積-阻障材料層於該銅金屬導線結構頂部且於 該層間介電質堆疊之每層頂部’藉此橫跨每個陣列像素 之-光路徑’該移除步驟雜一步包含移 路 徑之該阻障材料層之一部分。 Λ尤路 13. 雷Πΐ項U所述之方法’其中該步驟C)移除該層間介 電層堆登之一部份包含: 應用-遮罩結構於該層間介紐 其侧案化於界定每_像素之_先路徑位=;= 執行一_製程,以移_制介㈣堆疊部分。 13所述之方法,其中該遮罩結構係一自行對 sur最後金屬化層之金屬接合結構,係形成 於該層間;丨電材料層堆疊上方之每一像素間之位置。 15八tit項》11所述之方法,其中在該步獅)形成該層間 ^層堆$於該基板頂部)前,形成一阻障材料層於該基 回填該層 [6.如請求項丨丨所述之方法,其中在該光路徑内 ^IBM/〇5l46TVV : l3UR9-2〇〇4-〇l6l(.ig •30. 案號:94141863 100年5月4曰修正·替換頁 間介電材料後,形成一彩色濾光元件,包含該頂層之一 部分係於該光路徑中且於該像素微鏡片下。 17·如請米項11所述之方法,其中該回填步驟d)包含:部 分地填塞界定該光路徑之像素側壁間之該光路徑,該方 法進一步包含形成一彩色濾光元件於該層間介電材料上 且於該側壁間之該光路徑之一頂部分上。 18. 如請求項11所述之方法,其中該回填的層間介電材料 填塞界定該光路徑之像素側壁間之該光路徑,該方法進 一步包含: 回蝕刻光路徑中之該層間介電材料之一部分;以及 形成一彩色濾光元件於該回蝕刻的部分。 19. =求項11所述之方法,其中於該步驟幻該介電材料 回填别’形成-光反射材料_層,係與界定該 之側壁共形。 4IBM/〇5f4〇T\V ; BUK9-2004-0l6l(.1L) -31 · 21 案號:94141863 100年5月4日修正-替換頁 素旬壁上以達特定介電常數,且該多層堆疊之折射率 值在一光學範圍内與波長無關。 22.如請求項11所述之方法,進一步包含形成一移動離子 阻障結構,係環繞該光路徑中之該層間介電材料,該移 動離子阻障結構連接至該基板且向上延伸。 4IBM/05I46TW : BUK9-2004-0l6l(.IL) -32- I360S87涅穿 荏 s· a a1360887 »213608871360887 涵2b4JO 23 23 1360887 a2c1360887 a136088723 J 1360887 涵3b1360887136088713608871360887 涵3ff 136088713608871360887•s 1360887 應7•ca 1360887 8ΚΛ i 1360887 S9
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/904,807 US7193289B2 (en) | 2004-11-30 | 2004-11-30 | Damascene copper wiring image sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200701479A TW200701479A (en) | 2007-01-01 |
TWI360887B true TWI360887B (en) | 2012-03-21 |
Family
ID=36565358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094141863A TWI360887B (en) | 2004-11-30 | 2005-11-29 | A damascene copper wiring image sensor |
Country Status (7)
Country | Link |
---|---|
US (2) | US7193289B2 (zh) |
EP (1) | EP1817801A4 (zh) |
JP (1) | JP4912315B2 (zh) |
KR (1) | KR100992031B1 (zh) |
CN (1) | CN100533780C (zh) |
TW (1) | TWI360887B (zh) |
WO (1) | WO2006060212A1 (zh) |
Families Citing this family (167)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7961989B2 (en) * | 2001-10-23 | 2011-06-14 | Tessera North America, Inc. | Optical chassis, camera having an optical chassis, and associated methods |
US7224856B2 (en) * | 2001-10-23 | 2007-05-29 | Digital Optics Corporation | Wafer based optical chassis and associated methods |
DE10345453B4 (de) * | 2003-09-30 | 2009-08-20 | Infineon Technologies Ag | Verfahren zum Herstellen eines optischen Sensors mit einer integrierten Schichtstapel-Anordnung |
KR100689885B1 (ko) * | 2004-05-17 | 2007-03-09 | 삼성전자주식회사 | 광감도 및 주변광량비 개선을 위한 cmos 이미지 센서및 그 제조방법 |
KR100745985B1 (ko) * | 2004-06-28 | 2007-08-06 | 삼성전자주식회사 | 이미지 센서 |
US20060057765A1 (en) * | 2004-09-13 | 2006-03-16 | Taiwan Semiconductor Manufacturing Company, Ltd. | Image sensor including multiple lenses and method of manufacture thereof |
US8029186B2 (en) * | 2004-11-05 | 2011-10-04 | International Business Machines Corporation | Method for thermal characterization under non-uniform heat load |
US7564629B1 (en) | 2004-12-02 | 2009-07-21 | Crosstek Capital, LLC | Microlens alignment procedures in CMOS image sensor design |
US7763918B1 (en) | 2004-12-02 | 2010-07-27 | Chen Feng | Image pixel design to enhance the uniformity of intensity distribution on digital image sensors |
US7592645B2 (en) * | 2004-12-08 | 2009-09-22 | Canon Kabushiki Kaisha | Photoelectric conversion device and method for producing photoelectric conversion device |
US7342268B2 (en) * | 2004-12-23 | 2008-03-11 | International Business Machines Corporation | CMOS imager with Cu wiring and method of eliminating high reflectivity interfaces therefrom |
KR100649013B1 (ko) * | 2004-12-30 | 2006-11-27 | 동부일렉트로닉스 주식회사 | 베리어를 이용한 집광장치 및 그 제조방법 |
JP4938238B2 (ja) * | 2005-01-07 | 2012-05-23 | ソニー株式会社 | 固体撮像素子及び固体撮像素子の製造方法 |
KR100719341B1 (ko) * | 2005-01-25 | 2007-05-17 | 삼성전자주식회사 | 이미지 센서 및 그 제조방법 |
KR100672994B1 (ko) * | 2005-01-28 | 2007-01-24 | 삼성전자주식회사 | 이미지 센서 및 그 제조 방법 |
US7679042B1 (en) * | 2005-04-25 | 2010-03-16 | Flusberg Allen M | Fabrication of transducer structures |
KR100718877B1 (ko) * | 2005-06-20 | 2007-05-17 | (주)실리콘화일 | 이미지센서의 칼라필터 형성방법 및 이를 이용하여 제조된이미지 센서 |
US20070010042A1 (en) * | 2005-07-05 | 2007-01-11 | Sheng-Chin Li | Method of manufacturing a cmos image sensor |
KR100672730B1 (ko) * | 2005-07-15 | 2007-01-24 | 동부일렉트로닉스 주식회사 | 씨모스 이미지 센서 및 그 제조방법 |
US7683407B2 (en) * | 2005-08-01 | 2010-03-23 | Aptina Imaging Corporation | Structure and method for building a light tunnel for use with imaging devices |
US7755122B2 (en) * | 2005-08-29 | 2010-07-13 | United Microelectronics Corp. | Complementary metal oxide semiconductor image sensor |
KR100710204B1 (ko) * | 2005-09-08 | 2007-04-20 | 동부일렉트로닉스 주식회사 | 씨모스 이미지 센서 및 그 제조방법 |
KR100649034B1 (ko) * | 2005-09-21 | 2006-11-27 | 동부일렉트로닉스 주식회사 | 씨모스 이미지 센서의 제조방법 |
US20070102736A1 (en) * | 2005-11-04 | 2007-05-10 | Cheng-Hsing Chuang | Image sensor device and method for manufacturing the same |
KR100731128B1 (ko) * | 2005-12-28 | 2007-06-22 | 동부일렉트로닉스 주식회사 | 씨모스 이미지 센서의 제조방법 |
KR100654052B1 (ko) * | 2005-12-28 | 2006-12-05 | 동부일렉트로닉스 주식회사 | Cmos 이미지 센서의 제조방법 |
KR100698082B1 (ko) * | 2005-12-28 | 2007-03-23 | 동부일렉트로닉스 주식회사 | 씨모스 이미지 센서 및 그 제조방법 |
KR100654051B1 (ko) * | 2005-12-28 | 2006-12-05 | 동부일렉트로닉스 주식회사 | Cmos 이미지 센서의 제조방법 |
KR100660714B1 (ko) * | 2005-12-29 | 2006-12-21 | 매그나칩 반도체 유한회사 | 백사이드 조명 구조의 씨모스 이미지 센서 및 그의 제조방법 |
KR100755666B1 (ko) * | 2006-01-03 | 2007-09-05 | 삼성전자주식회사 | 이미지 센서 및 이미지 센서의 제조 방법 |
US7675080B2 (en) * | 2006-01-10 | 2010-03-09 | Aptina Imaging Corp. | Uniform color filter arrays in a moat |
US20070187787A1 (en) * | 2006-02-16 | 2007-08-16 | Ackerson Kristin M | Pixel sensor structure including light pipe and method for fabrication thereof |
US7358583B2 (en) * | 2006-02-24 | 2008-04-15 | Tower Semiconductor Ltd. | Via wave guide with curved light concentrator for image sensing devices |
US20070200055A1 (en) * | 2006-02-24 | 2007-08-30 | Tower Semiconductor Ltd. | Via wave guide with cone-like light concentrator for image sensing devices |
JP2007242676A (ja) * | 2006-03-06 | 2007-09-20 | Sanyo Electric Co Ltd | 半導体装置製造方法 |
US20070238035A1 (en) * | 2006-04-07 | 2007-10-11 | Micron Technology, Inc. | Method and apparatus defining a color filter array for an image sensor |
US20070241418A1 (en) * | 2006-04-13 | 2007-10-18 | Ming-I Wang | Image sensing device and fabrication method thereof |
JP2008028240A (ja) * | 2006-07-24 | 2008-02-07 | Toshiba Corp | 固体撮像装置 |
KR100789576B1 (ko) * | 2006-08-29 | 2007-12-28 | 동부일렉트로닉스 주식회사 | 이미지 센서 및 그 제조방법 |
US20080054386A1 (en) * | 2006-08-31 | 2008-03-06 | Micron Technology, Inc. | Recessed color filter array and method of forming the same |
JP2008091643A (ja) * | 2006-10-02 | 2008-04-17 | Matsushita Electric Ind Co Ltd | 固体撮像装置 |
US7544982B2 (en) * | 2006-10-03 | 2009-06-09 | Taiwan Semiconductor Manufacturing Company, Ltd. | Image sensor device suitable for use with logic-embedded CIS chips and methods for making the same |
KR100789577B1 (ko) * | 2006-10-30 | 2007-12-28 | 동부일렉트로닉스 주식회사 | 이미지 소자 및 이의 제조 방법 |
US7611922B2 (en) * | 2006-11-13 | 2009-11-03 | Dongbu Hitek Co., Ltd. | Image sensor and method for manufacturing the same |
KR100806778B1 (ko) * | 2006-11-30 | 2008-02-27 | 동부일렉트로닉스 주식회사 | 씨모스 이미지 센서의 제조 방법 |
US7973271B2 (en) * | 2006-12-08 | 2011-07-05 | Sony Corporation | Solid-state image pickup device, method for manufacturing solid-state image pickup device, and camera |
KR100853096B1 (ko) * | 2006-12-20 | 2008-08-19 | 동부일렉트로닉스 주식회사 | 이미지 센서 및 그의 제조방법 |
KR100866248B1 (ko) * | 2006-12-23 | 2008-10-30 | 동부일렉트로닉스 주식회사 | 씨모스 이미지센서의 제조방법 |
KR100802305B1 (ko) * | 2006-12-27 | 2008-02-11 | 동부일렉트로닉스 주식회사 | 이미지 센서 제조방법 |
KR100819707B1 (ko) * | 2006-12-28 | 2008-04-04 | 동부일렉트로닉스 주식회사 | 이미지 센서 및 이미지 센서의 제조방법 |
KR100840649B1 (ko) * | 2006-12-29 | 2008-06-24 | 동부일렉트로닉스 주식회사 | 이미지 센서용 반도체 소자의 제조 방법 |
US7952155B2 (en) * | 2007-02-20 | 2011-05-31 | Micron Technology, Inc. | Reduced edge effect from recesses in imagers |
JP4110192B1 (ja) * | 2007-02-23 | 2008-07-02 | キヤノン株式会社 | 光電変換装置及び光電変換装置を用いた撮像システム |
JP5049036B2 (ja) * | 2007-03-28 | 2012-10-17 | オンセミコンダクター・トレーディング・リミテッド | 半導体装置 |
JP2008288243A (ja) * | 2007-05-15 | 2008-11-27 | Sony Corp | 固体撮像装置とその製造方法および撮像装置 |
US20080290435A1 (en) * | 2007-05-21 | 2008-11-27 | Micron Technology, Inc. | Wafer level lens arrays for image sensor packages and the like, image sensor packages, and related methods |
KR100900682B1 (ko) * | 2007-06-22 | 2009-06-01 | 주식회사 동부하이텍 | 이미지센서 및 그 제조방법 |
US9337054B2 (en) * | 2007-06-28 | 2016-05-10 | Entegris, Inc. | Precursors for silicon dioxide gap fill |
US8710560B2 (en) * | 2007-08-08 | 2014-04-29 | Taiwan Semiconductor Manufacturing Company, Ltd. | Embedded bonding pad for image sensors |
KR20090034428A (ko) * | 2007-10-04 | 2009-04-08 | 주식회사 동부하이텍 | 이미지 센서 및 그 제조방법 |
US20090101947A1 (en) * | 2007-10-17 | 2009-04-23 | Visera Technologies Company Limited | Image sensor device and fabrication method thereof |
KR20090039015A (ko) * | 2007-10-17 | 2009-04-22 | 주식회사 동부하이텍 | 씨모스 이미지 센서 제조 방법 |
KR100894387B1 (ko) * | 2007-10-22 | 2009-04-22 | 주식회사 동부하이텍 | 이미지센서 및 그 제조방법 |
KR100907156B1 (ko) * | 2007-10-22 | 2009-07-09 | 주식회사 동부하이텍 | 이미지 센서 및 그 제조방법 |
US8729582B2 (en) | 2007-11-01 | 2014-05-20 | Insiava (Pty) Limited | Optoelectronic device with light directing arrangement and method of forming the arrangement |
KR20090056431A (ko) * | 2007-11-30 | 2009-06-03 | 주식회사 동부하이텍 | 이미지센서 및 그 제조방법 |
US7816641B2 (en) * | 2007-12-28 | 2010-10-19 | Candela Microsystems (S) Pte. Ltd. | Light guide array for an image sensor |
KR100922929B1 (ko) * | 2007-12-28 | 2009-10-22 | 주식회사 동부하이텍 | 이미지센서 및 그 제조방법 |
US20090189055A1 (en) * | 2008-01-25 | 2009-07-30 | Visera Technologies Company Limited | Image sensor and fabrication method thereof |
US20090189233A1 (en) * | 2008-01-25 | 2009-07-30 | Taiwan Semiconductor Manufacturing Co., Ltd. | Cmos image sensor and method for manufacturing same |
JP4770857B2 (ja) * | 2008-03-27 | 2011-09-14 | 日本テキサス・インスツルメンツ株式会社 | 半導体装置 |
US8258629B2 (en) | 2008-04-02 | 2012-09-04 | Taiwan Semiconductor Manufacturing Company, Ltd. | Curing low-k dielectrics for improving mechanical strength |
JP4770864B2 (ja) * | 2008-04-11 | 2011-09-14 | 日本テキサス・インスツルメンツ株式会社 | 半導体装置 |
TWI380456B (en) * | 2008-04-30 | 2012-12-21 | Pixart Imaging Inc | Micro-electro-mechanical device and method for making same |
WO2010004453A2 (en) * | 2008-06-16 | 2010-01-14 | Koninklijke Philips Electronics N.V. | Radiation detector and a method of manufacturing a radiation detector |
JP5446484B2 (ja) | 2008-07-10 | 2014-03-19 | ソニー株式会社 | 固体撮像装置とその製造方法および撮像装置 |
US9343490B2 (en) | 2013-08-09 | 2016-05-17 | Zena Technologies, Inc. | Nanowire structured color filter arrays and fabrication method of the same |
US8274039B2 (en) | 2008-11-13 | 2012-09-25 | Zena Technologies, Inc. | Vertical waveguides with various functionality on integrated circuits |
US8229255B2 (en) | 2008-09-04 | 2012-07-24 | Zena Technologies, Inc. | Optical waveguides in image sensors |
US8890271B2 (en) | 2010-06-30 | 2014-11-18 | Zena Technologies, Inc. | Silicon nitride light pipes for image sensors |
US8835831B2 (en) | 2010-06-22 | 2014-09-16 | Zena Technologies, Inc. | Polarized light detecting device and fabrication methods of the same |
US8735797B2 (en) | 2009-12-08 | 2014-05-27 | Zena Technologies, Inc. | Nanowire photo-detector grown on a back-side illuminated image sensor |
US8269985B2 (en) * | 2009-05-26 | 2012-09-18 | Zena Technologies, Inc. | Determination of optimal diameters for nanowires |
US8507840B2 (en) | 2010-12-21 | 2013-08-13 | Zena Technologies, Inc. | Vertically structured passive pixel arrays and methods for fabricating the same |
US8889455B2 (en) | 2009-12-08 | 2014-11-18 | Zena Technologies, Inc. | Manufacturing nanowire photo-detector grown on a back-side illuminated image sensor |
US8748799B2 (en) | 2010-12-14 | 2014-06-10 | Zena Technologies, Inc. | Full color single pixel including doublet or quadruplet si nanowires for image sensors |
US20100304061A1 (en) * | 2009-05-26 | 2010-12-02 | Zena Technologies, Inc. | Fabrication of high aspect ratio features in a glass layer by etching |
US8546742B2 (en) | 2009-06-04 | 2013-10-01 | Zena Technologies, Inc. | Array of nanowires in a single cavity with anti-reflective coating on substrate |
US9406709B2 (en) | 2010-06-22 | 2016-08-02 | President And Fellows Of Harvard College | Methods for fabricating and using nanowires |
US9000353B2 (en) | 2010-06-22 | 2015-04-07 | President And Fellows Of Harvard College | Light absorption and filtering properties of vertically oriented semiconductor nano wires |
US8299472B2 (en) * | 2009-12-08 | 2012-10-30 | Young-June Yu | Active pixel sensor with nanowire structured photodetectors |
US9299866B2 (en) | 2010-12-30 | 2016-03-29 | Zena Technologies, Inc. | Nanowire array based solar energy harvesting device |
US9478685B2 (en) | 2014-06-23 | 2016-10-25 | Zena Technologies, Inc. | Vertical pillar structured infrared detector and fabrication method for the same |
US8384007B2 (en) * | 2009-10-07 | 2013-02-26 | Zena Technologies, Inc. | Nano wire based passive pixel image sensor |
US8519379B2 (en) | 2009-12-08 | 2013-08-27 | Zena Technologies, Inc. | Nanowire structured photodiode with a surrounding epitaxially grown P or N layer |
US7646943B1 (en) | 2008-09-04 | 2010-01-12 | Zena Technologies, Inc. | Optical waveguides in image sensors |
US9082673B2 (en) | 2009-10-05 | 2015-07-14 | Zena Technologies, Inc. | Passivated upstanding nanostructures and methods of making the same |
US20110115041A1 (en) * | 2009-11-19 | 2011-05-19 | Zena Technologies, Inc. | Nanowire core-shell light pipes |
US8866065B2 (en) | 2010-12-13 | 2014-10-21 | Zena Technologies, Inc. | Nanowire arrays comprising fluorescent nanowires |
US9515218B2 (en) | 2008-09-04 | 2016-12-06 | Zena Technologies, Inc. | Vertical pillar structured photovoltaic devices with mirrors and optical claddings |
US8791470B2 (en) | 2009-10-05 | 2014-07-29 | Zena Technologies, Inc. | Nano structured LEDs |
KR20100057302A (ko) * | 2008-11-21 | 2010-05-31 | 삼성전자주식회사 | 이미지 센서 및 이의 제조 방법 |
US8106487B2 (en) * | 2008-12-23 | 2012-01-31 | Pratt & Whitney Rocketdyne, Inc. | Semiconductor device having an inorganic coating layer applied over a junction termination extension |
KR20100079739A (ko) * | 2008-12-31 | 2010-07-08 | 주식회사 동부하이텍 | 이미지 센서 및 그의 제조 방법 |
JP2010177391A (ja) * | 2009-01-29 | 2010-08-12 | Sony Corp | 固体撮像装置、電子機器、固体撮像装置の製造方法 |
US9142586B2 (en) | 2009-02-24 | 2015-09-22 | Taiwan Semiconductor Manufacturing Company, Ltd. | Pad design for backside illuminated image sensor |
KR101087997B1 (ko) * | 2009-04-17 | 2011-12-01 | (주)실리콘화일 | 광도파관을 구비하는 이미지센서 및 그 제조방법 |
US20100289065A1 (en) | 2009-05-12 | 2010-11-18 | Pixart Imaging Incorporation | Mems integrated chip with cross-area interconnection |
US20100320552A1 (en) * | 2009-06-19 | 2010-12-23 | Pixart Imaging Inc. | CMOS Image Sensor |
TWI418024B (zh) * | 2009-07-06 | 2013-12-01 | Pixart Imaging Inc | 影像感測元件及其製作方法 |
US9123653B2 (en) * | 2009-07-23 | 2015-09-01 | Sony Corporation | Solid-state imaging device, method of manufacturing the same, and electronic apparatus |
JP5564847B2 (ja) * | 2009-07-23 | 2014-08-06 | ソニー株式会社 | 固体撮像装置とその製造方法、及び電子機器 |
US8330840B2 (en) * | 2009-08-06 | 2012-12-11 | Aptina Imaging Corporation | Image sensor with multilayer interference filters |
JP5304536B2 (ja) * | 2009-08-24 | 2013-10-02 | ソニー株式会社 | 半導体装置 |
JP5235829B2 (ja) * | 2009-09-28 | 2013-07-10 | 株式会社東芝 | 半導体装置の製造方法、半導体装置 |
US8357890B2 (en) * | 2009-11-10 | 2013-01-22 | United Microelectronics Corp. | Image sensor and method for fabricating the same |
KR20110095696A (ko) * | 2010-02-19 | 2011-08-25 | 삼성전자주식회사 | 씨모스 이미지 센서 |
WO2011142065A1 (ja) * | 2010-05-14 | 2011-11-17 | パナソニック株式会社 | 固体撮像装置及びその製造方法 |
JP2011243753A (ja) * | 2010-05-18 | 2011-12-01 | Panasonic Corp | 固体撮像装置 |
JP5693924B2 (ja) * | 2010-11-10 | 2015-04-01 | 株式会社東芝 | 半導体撮像装置 |
FR2969820B1 (fr) * | 2010-12-23 | 2013-09-20 | St Microelectronics Sa | Capteur d'image éclairé par la face avant a faible diaphotie |
US8373243B2 (en) * | 2011-01-06 | 2013-02-12 | Omnivision Technologies, Inc. | Seal ring support for backside illuminated image sensor |
US20120200749A1 (en) * | 2011-02-03 | 2012-08-09 | Ulrich Boettiger | Imagers with structures for near field imaging |
JP5241902B2 (ja) | 2011-02-09 | 2013-07-17 | キヤノン株式会社 | 半導体装置の製造方法 |
JP5736253B2 (ja) * | 2011-06-30 | 2015-06-17 | セイコーインスツル株式会社 | 光センサ装置 |
US20130010165A1 (en) | 2011-07-05 | 2013-01-10 | United Microelectronics Corp. | Optical micro structure, method for fabricating the same and applications thereof |
CN106449676A (zh) * | 2011-07-19 | 2017-02-22 | 索尼公司 | 半导体装置和电子设备 |
US9373732B2 (en) * | 2012-02-07 | 2016-06-21 | Semiconductor Components Industries, Llc | Image sensors with reflective optical cavity pixels |
US9349769B2 (en) * | 2012-08-22 | 2016-05-24 | Taiwan Semiconductor Manufacturing Company, Ltd. | Image sensor comprising reflective guide layer and method of forming the same |
CN103066089B (zh) * | 2012-12-26 | 2018-08-28 | 上海集成电路研发中心有限公司 | Cmos影像传感器像元结构及其制造方法 |
JPWO2014112002A1 (ja) * | 2013-01-15 | 2017-01-19 | オリンパス株式会社 | 撮像素子、及び撮像装置 |
EP2772939B1 (en) * | 2013-03-01 | 2016-10-19 | Ams Ag | Semiconductor device for detection of radiation and method of producing a semiconductor device for detection of radiation |
US9490288B2 (en) * | 2013-03-15 | 2016-11-08 | Taiwan Semiconductor Manufacturing Company Limited | Image sensor with trenched filler grid within a dielectric grid including a reflective portion, a buffer and a high-K dielectric |
US9601535B2 (en) * | 2013-03-15 | 2017-03-21 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconducator image sensor having color filters formed over a high-K dielectric grid |
CN103258835A (zh) * | 2013-05-02 | 2013-08-21 | 上海华力微电子有限公司 | Cis器件中光通道的形成方法 |
US9129876B2 (en) * | 2013-05-28 | 2015-09-08 | United Microelectronics Corp. | Image sensor and process thereof |
US9543343B2 (en) | 2013-11-29 | 2017-01-10 | Taiwan Semiconductor Manufacturing Co., Ltd. | Mechanisms for forming image sensor device |
CA3133543C (en) | 2013-12-10 | 2023-05-02 | Illumina, Inc. | Biosensors for biological or chemical analysis and methods of manufacturing the same |
US9536920B2 (en) * | 2014-03-28 | 2017-01-03 | Taiwan Semiconductor Manufacturing Company, Ltd. | Stacked image sensor having a barrier layer |
KR102356695B1 (ko) * | 2014-08-18 | 2022-01-26 | 삼성전자주식회사 | 광 유도 부재를 가지는 이미지 센서 |
EP3029931A1 (en) * | 2014-12-04 | 2016-06-08 | Thomson Licensing | Image sensor unit and imaging apparatus |
JP2016133510A (ja) * | 2015-01-16 | 2016-07-25 | パーソナル ジェノミクス タイワン インコーポレイテッドPersonal Genomics Taiwan,Inc. | 導光機能を有する光学センサー及びその製造方法 |
US10367019B2 (en) * | 2015-01-29 | 2019-07-30 | Taiwan Semiconductor Manufacturing Co., Ltd. | CMOS image sensor structure with crosstalk improvement |
US10181070B2 (en) | 2015-02-02 | 2019-01-15 | Synaptics Incorporated | Low profile illumination in an optical fingerprint sensor |
US9829614B2 (en) | 2015-02-02 | 2017-11-28 | Synaptics Incorporated | Optical sensor using collimator |
US10147757B2 (en) * | 2015-02-02 | 2018-12-04 | Synaptics Incorporated | Image sensor structures for fingerprint sensing |
JP6577724B2 (ja) | 2015-03-13 | 2019-09-18 | キヤノン株式会社 | 固体撮像装置の製造方法 |
TWI593290B (zh) * | 2015-07-30 | 2017-07-21 | 力晶科技股份有限公司 | 影像感測器 |
CN107039468B (zh) * | 2015-08-06 | 2020-10-23 | 联华电子股份有限公司 | 影像感测器及其制作方法 |
CN108352396B (zh) * | 2015-10-07 | 2023-08-01 | 天津极豪科技有限公司 | 用于指纹感测的图像传感器结构 |
US9508769B1 (en) * | 2016-02-01 | 2016-11-29 | Taiwan Semiconductor Manufacturing Company Ltd. | Semiconductor structure and method of manufacturing the same |
DE102016208841B4 (de) | 2016-05-23 | 2020-12-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Farbsensor mit winkelselektiven Strukturen |
US10211093B2 (en) * | 2016-07-08 | 2019-02-19 | Samsung Electronics Co., Ltd. | Interconnect structure formed with a high aspect ratio single damascene copper line on a non-damascene via |
TWI615957B (zh) * | 2016-08-29 | 2018-02-21 | Powerchip Technology Corporation | 影像感測器及其製作方法 |
US10782184B2 (en) * | 2016-09-06 | 2020-09-22 | Advanced Semiconductor Engineering, Inc. | Optical device and method of manufacturing the same |
TWI599028B (zh) * | 2016-10-14 | 2017-09-11 | 力晶科技股份有限公司 | 影像感測器及其製作方法 |
JP2018147976A (ja) * | 2017-03-03 | 2018-09-20 | キヤノン株式会社 | 固体撮像装置及びその製造方法 |
EP3462149B1 (en) | 2017-09-28 | 2023-10-25 | Sensirion AG | Infrared device |
US10665627B2 (en) | 2017-11-15 | 2020-05-26 | Taiwan Semiconductor Manufacturing Co., Ltd. | Image sensor device and method for forming the image sensor device having a first lens and a second lens over the first lens |
TWI646678B (zh) * | 2017-12-07 | 2019-01-01 | 晶相光電股份有限公司 | 影像感測裝置 |
NL2020612B1 (en) * | 2017-12-22 | 2019-07-02 | Illumina Inc | Light detection devices with protective liner and methods of manufacturing same |
TWI669811B (zh) * | 2018-02-01 | 2019-08-21 | Powerchip Semiconductor Manufacturing Corporation | 具有類光導管結構之影像感測器 |
KR20200108133A (ko) * | 2019-03-06 | 2020-09-17 | 삼성전자주식회사 | 이미지 센서 및 이미징 장치 |
US11630062B2 (en) * | 2019-10-10 | 2023-04-18 | Visera Technologies Company Limited | Biosensor and method of forming the same |
JP7503623B2 (ja) * | 2019-10-18 | 2024-06-20 | カリフォルニア インスティチュート オブ テクノロジー | 3次元(3d)散乱構造体を構築するための方法 |
US11322458B2 (en) * | 2020-04-27 | 2022-05-03 | Nanya Technology Corporation | Semiconductor structure including a first substrate and a second substrate and a buffer structure in the second substrate |
CN116845076B (zh) * | 2023-06-29 | 2024-10-11 | 镭友芯科技(苏州)有限公司 | 一种光探测器件及制备方法 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0774331A (ja) | 1993-09-02 | 1995-03-17 | Nikon Corp | マイクロレンズ付き固体撮像素子及びその製造方法 |
JPH08191371A (ja) | 1994-11-09 | 1996-07-23 | Fuji Xerox Co Ltd | イメージセンサ |
KR100303774B1 (ko) | 1998-12-30 | 2001-11-15 | 박종섭 | 개선된 광감도를 갖는 씨모스이미지센서 제조방법 |
US6326652B1 (en) | 1999-06-18 | 2001-12-04 | Micron Technology, Inc., | CMOS imager with a self-aligned buried contact |
US6333205B1 (en) | 1999-08-16 | 2001-12-25 | Micron Technology, Inc. | CMOS imager with selectively silicided gates |
US6221687B1 (en) | 1999-12-23 | 2001-04-24 | Tower Semiconductor Ltd. | Color image sensor with embedded microlens array |
KR100477789B1 (ko) * | 1999-12-28 | 2005-03-22 | 매그나칩 반도체 유한회사 | 이미지센서의 제조 방법 |
JP2002076312A (ja) * | 2000-08-28 | 2002-03-15 | Fuji Film Microdevices Co Ltd | 固体撮像素子 |
JP2002083949A (ja) | 2000-09-07 | 2002-03-22 | Nec Corp | Cmosイメージセンサ及びその製造方法 |
JP3672085B2 (ja) * | 2000-10-11 | 2005-07-13 | シャープ株式会社 | 固体撮像素子およびその製造方法 |
JP2002246579A (ja) | 2001-02-15 | 2002-08-30 | Seiko Epson Corp | 固体撮像素子及びその製造方法 |
US6765276B2 (en) | 2001-08-23 | 2004-07-20 | Agilent Technologies, Inc. | Bottom antireflection coating color filter process for fabricating solid state image sensors |
JP2003249632A (ja) * | 2002-02-22 | 2003-09-05 | Sony Corp | 固体撮像素子およびその製造方法 |
JP4117672B2 (ja) | 2002-05-01 | 2008-07-16 | ソニー株式会社 | 固体撮像素子及び固体撮像装置、並びにこれらの製造方法 |
JP4120543B2 (ja) * | 2002-12-25 | 2008-07-16 | ソニー株式会社 | 固体撮像素子およびその製造方法 |
US6861686B2 (en) * | 2003-01-16 | 2005-03-01 | Samsung Electronics Co., Ltd. | Structure of a CMOS image sensor and method for fabricating the same |
US7215361B2 (en) | 2003-09-17 | 2007-05-08 | Micron Technology, Inc. | Method for automated testing of the modulation transfer function in image sensors |
US6803250B1 (en) * | 2003-04-24 | 2004-10-12 | Taiwan Semiconductor Manufacturing Co., Ltd | Image sensor with complementary concave and convex lens layers and method for fabrication thereof |
JP4123060B2 (ja) * | 2003-06-11 | 2008-07-23 | ソニー株式会社 | 固体撮像素子及びその製造方法 |
KR100499174B1 (ko) * | 2003-06-17 | 2005-07-01 | 삼성전자주식회사 | 이미지 소자 |
US7223960B2 (en) * | 2003-12-03 | 2007-05-29 | Micron Technology, Inc. | Image sensor, an image sensor pixel, and methods of forming the same |
US6969899B2 (en) * | 2003-12-08 | 2005-11-29 | Taiwan Semiconductor Manufacturing Co., Ltd. | Image sensor with light guides |
KR100689885B1 (ko) * | 2004-05-17 | 2007-03-09 | 삼성전자주식회사 | 광감도 및 주변광량비 개선을 위한 cmos 이미지 센서및 그 제조방법 |
-
2004
- 2004-11-30 US US10/904,807 patent/US7193289B2/en active Active
-
2005
- 2005-11-18 CN CNB2005800358237A patent/CN100533780C/zh active Active
- 2005-11-18 WO PCT/US2005/042088 patent/WO2006060212A1/en active Application Filing
- 2005-11-18 EP EP05851917A patent/EP1817801A4/en not_active Withdrawn
- 2005-11-18 JP JP2007543331A patent/JP4912315B2/ja active Active
- 2005-11-18 KR KR1020077012222A patent/KR100992031B1/ko not_active IP Right Cessation
- 2005-11-29 TW TW094141863A patent/TWI360887B/zh not_active IP Right Cessation
-
2007
- 2007-01-17 US US11/623,977 patent/US7655495B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN100533780C (zh) | 2009-08-26 |
US7193289B2 (en) | 2007-03-20 |
KR20070085576A (ko) | 2007-08-27 |
JP2008522408A (ja) | 2008-06-26 |
US20070114622A1 (en) | 2007-05-24 |
WO2006060212A1 (en) | 2006-06-08 |
EP1817801A1 (en) | 2007-08-15 |
CN101044631A (zh) | 2007-09-26 |
KR100992031B1 (ko) | 2010-11-05 |
EP1817801A4 (en) | 2010-07-28 |
TW200701479A (en) | 2007-01-01 |
JP4912315B2 (ja) | 2012-04-11 |
US20060113622A1 (en) | 2006-06-01 |
US7655495B2 (en) | 2010-02-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI360887B (en) | A damascene copper wiring image sensor | |
US7781781B2 (en) | CMOS imager array with recessed dielectric | |
US7772028B2 (en) | CMOS imager with Cu wiring and method of eliminating high reflectivity interfaces therefrom | |
KR102308486B1 (ko) | 접합된 웨이퍼를 위한 보호 구조체 | |
KR102205746B1 (ko) | 반도체 구조물 및 그 형성 방법 | |
US8816457B2 (en) | Sensor structure for optical performance enhancement | |
KR100499174B1 (ko) | 이미지 소자 | |
US20190305026A1 (en) | Front side illuminated image sensor device structure and method for forming the same | |
US20080173904A1 (en) | CMOS image sensors with a bonding pad and methods of forming the same | |
US11177309B2 (en) | Image sensor with pad structure | |
KR100524200B1 (ko) | 이미지 소자 및 그 제조 방법 | |
TW202044576A (zh) | 影像感測裝置、影像感測裝置的製作方法與影像感測器 | |
US10056427B1 (en) | Front side illuminated image sensor device structure and method for forming the same | |
KR100791011B1 (ko) | 내부렌즈를 포함하는 이미지 소자 및 그 제조방법 | |
TW202141773A (zh) | 影像感測器裝置及其形成方法 | |
US9559136B2 (en) | Semiconductor device manufacturing method, and photoelectric conversion device | |
KR20100055737A (ko) | 이미지 센서 및 그 제조 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |