JP2018164113A - ミドルオブライン(middle of line)(mol)導電層を使用したキャパシタ - Google Patents
ミドルオブライン(middle of line)(mol)導電層を使用したキャパシタ Download PDFInfo
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- JP2018164113A JP2018164113A JP2018134843A JP2018134843A JP2018164113A JP 2018164113 A JP2018164113 A JP 2018164113A JP 2018134843 A JP2018134843 A JP 2018134843A JP 2018134843 A JP2018134843 A JP 2018134843A JP 2018164113 A JP2018164113 A JP 2018164113A
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- 239000003990 capacitor Substances 0.000 title claims abstract description 189
- 238000000034 method Methods 0.000 claims abstract description 57
- 239000004065 semiconductor Substances 0.000 claims abstract description 43
- 239000012212 insulator Substances 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 28
- 238000000151 deposition Methods 0.000 claims abstract description 27
- 238000002955 isolation Methods 0.000 claims abstract description 10
- 238000003860 storage Methods 0.000 claims description 23
- 238000000059 patterning Methods 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 230000000873 masking effect Effects 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 abstract description 24
- 239000002184 metal Substances 0.000 abstract description 24
- 230000008569 process Effects 0.000 abstract description 19
- 238000005516 engineering process Methods 0.000 abstract description 15
- 238000013461 design Methods 0.000 description 18
- 230000006870 function Effects 0.000 description 10
- 230000015654 memory Effects 0.000 description 10
- 230000008021 deposition Effects 0.000 description 6
- 238000005530 etching Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000000609 electron-beam lithography Methods 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 230000007787 long-term memory Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 230000006403 short-term memory Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
- H01L27/0617—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type
- H01L27/0629—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type in combination with diodes, or resistors, or capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/5222—Capacitive arrangements or effects of, or between wiring layers
- H01L23/5223—Capacitor integral with wiring layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/5228—Resistive arrangements or effects of, or between, wiring layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/20—Resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Semiconductor Integrated Circuits (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
102 半導体基板
103 シャロートレンチアイソレーション(STI)領域
104 ソース領域
106 ドレイン領域
108 ゲート領域
110 ミドルオブライン(MOL)相互接続層
112 シリコン窒化物層
120 アクティブコンタクト
130 第1のキャパシタ電極プレート
200 集積回路(IC)デバイス
230 第1のキャパシタ電極プレート
240 第1の誘電体層
242 導電性抵抗器
250 第2のキャパシタ電極プレート
300 ICデバイス
330 第1のキャパシタ電極プレート
340 第1の誘電体層
342 抵抗器
350 第2のキャパシタ電極プレート
370 第2の誘電体層
400 ICデバイス
430 第1のキャパシタ電極プレート
442 抵抗器
450 第2のキャパシタ電極プレート
470 第2の誘電体層
480 スタッキングされたコンタクト
482 相互接続
484 相互接続
490−1 相互接続
490−2 相互接続
600 集積回路(IC)デバイス
630 第1のキャパシタ電極プレート
700 ICデバイス
730 第1のキャパシタ電極プレート
740 第1の誘電体層
760 high−K誘電体層
800 ICデバイス
830 第1のキャパシタ電極プレート
840 第1の誘電体層
842 導電性抵抗器
850 第2のキャパシタ電極プレート
860 high−K誘電体層
900 ICデバイス
940 第1の誘電体層
942 抵抗器
950 第2のキャパシタ電極プレート
960−1 high−K誘電体層
960−2 high−K誘電体層
970 第2の誘電体層
1000 ICデバイス
1030 第1のキャパシタ電極プレート
1040 第1の誘電体層
1042 抵抗器
1050 第2のキャパシタ電極プレート
1060−1 high−K誘電層
1060−2 high−K誘電層
1070 第2の誘電体層
1080 スタッキングされたコンタクト
1082 相互接続
1084 相互接続
1090−1 相互接続
1090−2 相互接続
1200 ワイヤレス通信システム
1220 遠隔ユニット
1225A MIMキャパシタ
1225B MIMキャパシタ
1225C MIMキャパシタ
1230 遠隔ユニット
1240 基地局
1250 遠隔ユニット
1280 順方向リンク信号
1290 逆方向リンク信号
1300 設計用ワークステーション
1302 ディスプレイ
1303 駆動装置
1304 記憶媒体
1310 回路
1312 半導体コンポーネント
Claims (20)
- キャパシタを作製する方法であって、
前記キャパシタの第1のプレートとして、ならびに半導体デバイスのソースおよびドレイン領域への第1の組のローカル相互接続として、半導体基板のシャロートレンチアイソレーション(STI)領域の上に第1のミドルオブライン(MOL)導電層を堆積するステップと、
絶縁体層を前記第1のMOL導電層上に堆積するステップと、
第2のMOL導電層を前記キャパシタの第2のプレートとして前記絶縁体層上に堆積するステップと
を含む方法。 - 前記絶縁体層を堆積する前に前記第1のプレートをマスキングするステップと、
前記絶縁体層の代わりに、high−K絶縁体層を前記第1のプレートに堆積し、パターニングするステップであり、前記第2のMOL導電層が、前記絶縁体層の代わりに、前記high−K絶縁体層上に堆積される、ステップと
をさらに含む、請求項1に記載の方法。 - 前記第2のMOL導電層を抵抗器としてパターニングするステップをさらに含む、請求項1に記載の方法。
- 前記第1のプレート、前記第2のプレート、および前記第1の組のローカル相互接続に結合する第2の組のローカル相互接続をパターニングするステップをさらに含む、請求項1に記載の方法。
- 前記第1の組のローカル相互接続がアクティブコンタクトを備え、前記第2の組のローカル相互接続がスタッキングされたコンタクトを備える、請求項4に記載の方法。
- セルフォン、ハンドヘルドパーソナル通信システム(PCS)ユニット、セットトップボックス、音楽プレーヤ、ビデオプレーヤ、エンターテインメントユニット、ナビゲーションデバイス、ポータブルデータユニット、および/または固定位置データユニットに前記キャパシタを組み込むステップをさらに含む、請求項1に記載の方法。
- 半導体基板と、
前記半導体基板上の第1のキャパシタプレートを備える、第1のミドルオブライン(MOL)導電層と、
前記第1のキャパシタプレート上の絶縁体層と、
前記絶縁体層上の第2のキャパシタプレートを備える、第2のMOL導電層と、
前記第1のキャパシタプレートに結合された第1の相互接続と、
前記第2のキャパシタプレートに結合された第2の相互接続と
を備えるデバイス。 - 前記第1の導電MOL層が前記半導体基板上のアクティブコンタクト層を備える、請求項7に記載のデバイス。
- 前記第2の導電MOL層が前記半導体基板上のスタッキングされたコンタクト層を備える、請求項7に記載のデバイス。
- セルフォン、ハンドヘルドパーソナル通信システム(PCS)ユニット、セットトップボックス、音楽プレーヤ、ビデオプレーヤ、エンターテインメントユニット、ナビゲーションデバイス、ポータブルデータユニット、および/または固定位置データユニットに組み込まれる、請求項7に記載のデバイス。
- 半導体基板と、
前記半導体基板上の第1の電荷を記憶するための手段を備える、第1のミドルオブライン(MOL)導電層と、
第1の電荷記憶手段上の絶縁体層と、
前記絶縁体層上の第2の電荷を記憶するための手段を備える、第2のMOL導電層と、
前記第1の電荷記憶手段に結合された第1の相互接続と、
前記第2の電荷記憶手段に結合された第2の相互接続と
を備えるデバイス。 - 前記第1のMOL導電層が前記半導体基板上のアクティブコンタクト層を備える、請求項11に記載のデバイス。
- 前記第2のMOL導電層が前記半導体基板上のスタッキングされたコンタクト層を備える、請求項11に記載のデバイス。
- セルフォン、ハンドヘルドパーソナル通信システム(PCS)ユニット、セットトップボックス、音楽プレーヤ、ビデオプレーヤ、エンターテインメントユニット、ナビゲーションデバイス、ポータブルデータユニット、および/または固定位置データユニットに組み込まれる、請求項11に記載のデバイス。
- キャパシタを作製する方法であって、
前記キャパシタの第1のプレートとして、ならびに半導体デバイスのソースおよびドレイン領域への第1の組のローカル相互接続として、半導体基板のシャロートレンチアイソレーション(STI)領域の上に第1のミドルオブライン(MOL)導電層を堆積するステップと、
絶縁体層を前記第1のMOL導電層上に堆積するステップと、
第2のMOL導電層を前記キャパシタの第2のプレートとして前記絶縁体層上に堆積するステップと
を含む方法。 - 前記絶縁体層を堆積する前に前記第1のプレートをマスキングするステップと、
前記絶縁体層の代わりに、high−K絶縁体層を前記第1のプレートに堆積し、パターニングするステップであり、前記第2のMOL導電層が、前記絶縁体層の代わりに、前記high−K絶縁体層上に堆積される、ステップと
をさらに含む、請求項15に記載の方法。 - 前記第2のMOL導電層を抵抗器としてパターニングするステップをさらに含む、請求項15に記載の方法。
- 前記第1のプレート、前記第2のプレート、および前記第1の組のローカル相互接続に結合する第2の組のローカル相互接続をパターニングするステップをさらに含む、請求項15に記載の方法。
- 前記第1の組のローカル相互接続がアクティブコンタクトを備え、前記第2の組のローカル相互接続がスタッキングされたコンタクトを備える、請求項18に記載の方法。
- セルフォン、ハンドヘルドパーソナル通信システム(PCS)ユニット、セットトップボックス、音楽プレーヤ、ビデオプレーヤ、エンターテインメントユニット、ナビゲーションデバイス、ポータブルデータユニット、および/または固定位置データユニットに前記キャパシタを組み込むステップをさらに含む、請求項15に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/684,059 US9012966B2 (en) | 2012-11-21 | 2012-11-21 | Capacitor using middle of line (MOL) conductive layers |
US13/684,059 | 2012-11-21 |
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JP2015543161A Division JP2015535147A (ja) | 2012-11-21 | 2013-11-21 | ミドルオブライン(middleofline)(mol)導電層を使用したキャパシタ |
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JP2015543161A Pending JP2015535147A (ja) | 2012-11-21 | 2013-11-21 | ミドルオブライン(middleofline)(mol)導電層を使用したキャパシタ |
JP2018134843A Pending JP2018164113A (ja) | 2012-11-21 | 2018-07-18 | ミドルオブライン(middle of line)(mol)導電層を使用したキャパシタ |
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US (2) | US9012966B2 (ja) |
EP (1) | EP2923388A1 (ja) |
JP (2) | JP2015535147A (ja) |
KR (1) | KR20150087312A (ja) |
CN (1) | CN104798219B (ja) |
WO (1) | WO2014081982A1 (ja) |
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US9012966B2 (en) | 2012-11-21 | 2015-04-21 | Qualcomm Incorporated | Capacitor using middle of line (MOL) conductive layers |
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FR3018139B1 (fr) | 2014-02-28 | 2018-04-27 | Stmicroelectronics (Rousset) Sas | Circuit integre a composants, par exemple transistors nmos, a regions actives a contraintes en compression relachees |
US9269610B2 (en) * | 2014-04-15 | 2016-02-23 | Qualcomm Incorporated | Pattern between pattern for low profile substrate |
FR3025335B1 (fr) | 2014-08-29 | 2016-09-23 | Stmicroelectronics Rousset | Procede de fabrication d'un circuit integre rendant plus difficile une retro-conception du circuit integre et circuit integre correspondant |
US9755013B2 (en) | 2015-04-22 | 2017-09-05 | Globalfoundries Inc. | High density capacitor structure and method |
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US20190103320A1 (en) * | 2017-10-03 | 2019-04-04 | Qualcomm Incorporated | Middle-of-line shielded gate for integrated circuits |
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-
2012
- 2012-11-21 US US13/684,059 patent/US9012966B2/en active Active
-
2013
- 2013-11-21 JP JP2015543161A patent/JP2015535147A/ja active Pending
- 2013-11-21 WO PCT/US2013/071347 patent/WO2014081982A1/en active Application Filing
- 2013-11-21 CN CN201380060433.XA patent/CN104798219B/zh active Active
- 2013-11-21 KR KR1020157015979A patent/KR20150087312A/ko not_active Application Discontinuation
- 2013-11-21 EP EP13802495.5A patent/EP2923388A1/en not_active Withdrawn
-
2015
- 2015-04-17 US US14/690,144 patent/US9496254B2/en active Active
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Also Published As
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US9496254B2 (en) | 2016-11-15 |
CN104798219B (zh) | 2018-03-30 |
EP2923388A1 (en) | 2015-09-30 |
JP2015535147A (ja) | 2015-12-07 |
US20150221638A1 (en) | 2015-08-06 |
WO2014081982A1 (en) | 2014-05-30 |
US9012966B2 (en) | 2015-04-21 |
US20140138793A1 (en) | 2014-05-22 |
CN104798219A (zh) | 2015-07-22 |
KR20150087312A (ko) | 2015-07-29 |
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