JP6807717B2 - 半導体装置および電子機器 - Google Patents
半導体装置および電子機器 Download PDFInfo
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- JP6807717B2 JP6807717B2 JP2016228595A JP2016228595A JP6807717B2 JP 6807717 B2 JP6807717 B2 JP 6807717B2 JP 2016228595 A JP2016228595 A JP 2016228595A JP 2016228595 A JP2016228595 A JP 2016228595A JP 6807717 B2 JP6807717 B2 JP 6807717B2
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- transistor
- circuit
- memory block
- oxide semiconductor
- electrically connected
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- 229910052723 transition metal Inorganic materials 0.000 description 1
- LXEXBJXDGVGRAR-UHFFFAOYSA-N trichloro(trichlorosilyl)silane Chemical compound Cl[Si](Cl)(Cl)[Si](Cl)(Cl)Cl LXEXBJXDGVGRAR-UHFFFAOYSA-N 0.000 description 1
- RGGPNXQUMRMPRA-UHFFFAOYSA-N triethylgallium Chemical compound CC[Ga](CC)CC RGGPNXQUMRMPRA-UHFFFAOYSA-N 0.000 description 1
- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 description 1
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical compound C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 1
- IBEFSUTVZWZJEL-UHFFFAOYSA-N trimethylindium Chemical compound C[In](C)C IBEFSUTVZWZJEL-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/10—Programming or data input circuits
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
- G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/16—Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/403—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells with charge regeneration common to a multiplicity of memory cells, i.e. external refresh
- G11C11/405—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells with charge regeneration common to a multiplicity of memory cells, i.e. external refresh with three charge-transfer gates, e.g. MOS transistors, per cell
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
- G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
- G11C11/401—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/4063—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing
- G11C11/407—Auxiliary circuits, e.g. for addressing, decoding, driving, writing, sensing or timing for memory cells of the field-effect type
- G11C11/408—Address circuits
- G11C11/4087—Address decoders, e.g. bit - or word line decoders; Multiple line decoders
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
- G11C16/0466—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells with charge storage in an insulating layer, e.g. metal-nitride-oxide-silicon [MNOS], silicon-oxide-nitride-oxide-silicon [SONOS]
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1006—Data managing, e.g. manipulating data before writing or reading out, data bus switches or control circuits therefor
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/16—Storage of analogue signals in digital stores using an arrangement comprising analogue/digital [A/D] converters, digital memories and digital/analogue [D/A] converters
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C8/00—Arrangements for selecting an address in a digital store
- G11C8/12—Group selection circuits, e.g. for memory block selection, chip selection, array selection
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- 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
- H01L27/12—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 other than a semiconductor body, e.g. an insulating body
- H01L27/1203—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 other than a semiconductor body, e.g. an insulating body the substrate comprising an insulating body on a semiconductor body, e.g. SOI
- H01L27/1211—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 other than a semiconductor body, e.g. an insulating body the substrate comprising an insulating body on a semiconductor body, e.g. SOI combined with field-effect transistors with a horizontal current flow in a vertical sidewall of a semiconductor body, e.g. FinFET, MuGFET
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- 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
- H01L27/12—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 other than a semiconductor body, e.g. an insulating body
- H01L27/1214—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 other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1222—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 other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or crystalline structure of the active layer
- H01L27/1225—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 other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or crystalline structure of the active layer with semiconductor materials not belonging to the group IV of the periodic table, e.g. InGaZnO
-
- 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
- H01L27/12—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 other than a semiconductor body, e.g. an insulating body
- H01L27/1214—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 other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/124—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 other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
-
- 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
- H01L27/14609—Pixel-elements with integrated switching, control, storage or amplification elements
- H01L27/14612—Pixel-elements with integrated switching, control, storage or amplification elements involving a transistor
- H01L27/14616—Pixel-elements with integrated switching, control, storage or amplification elements involving a transistor characterised by the channel of the transistor, e.g. channel having a doping gradient
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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
- H01L27/14—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
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- H—ELECTRICITY
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- 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
- H01L27/14643—Photodiode arrays; MOS imagers
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- 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
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/7869—Thin film transistors, i.e. transistors with a channel being at least partly a thin film having a semiconductor body comprising an oxide semiconductor material, e.g. zinc oxide, copper aluminium oxide, cadmium stannate
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- 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
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78696—Thin film transistors, i.e. transistors with a channel being at least partly a thin film characterised by the structure of the channel, e.g. multichannel, transverse or longitudinal shape, length or width, doping structure, or the overlap or alignment between the channel and the gate, the source or the drain, or the contacting structure of the channel
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Description
本実施の形態では、本発明の一態様である半導体装置について、図面を参照して説明する。
本実施の形態では、実施の形態1に示す回路10に撮像素子を設けた半導体装置について説明する。なお、メモリセルアレイ11、回路13、回路14および回路39以外は実施の形態1と同じ構成とすることができ、重複する説明は省略する。
本実施の形態では、本発明の一態様に用いることのできる酸化物半導体を有するトランジスタについて図面を用いて説明する。なお、本実施の形態における図面では、明瞭化のために一部の要素を拡大、縮小、または省略して図示している。
本実施の形態では、実施の形態3に示したトランジスタの構成要素について詳細を説明する。
本実施の形態では、本発明の一態様に用いることのできる酸化物半導体の材料について説明する。
以下では、本発明の一態様に用いることのできる酸化物半導体の構造について説明する。
以下では、酸化物半導体の構造について説明する。
まずは、CAAC−OSについて説明する。
次に、nc−OSについて説明する。
a−like OSは、nc−OSと非晶質酸化物半導体との間の構造を有する酸化物半導体である。
本実施の形態では、実施の形態1で説明した回路を有するチップ、または実施の形態2で説明した撮像機能を有する回路を有するチップを収めたパッケージの一例について説明する。
本発明の一態様に係る半導体装置を用いることができる電子機器として、表示機器、パーソナルコンピュータ、記録媒体を備えた画像記憶装置または画像再生装置、携帯電話、携帯型を含むゲーム機、携帯データ端末、電子書籍端末、ビデオカメラ、デジタルスチルカメラ等のカメラ、ゴーグル型ディスプレイ(ヘッドマウントディスプレイ)、ナビゲーションシステム、音響再生装置(カーオーディオ、デジタルオーディオプレイヤー等)、複写機、ファクシミリ、プリンタ、プリンタ複合機、現金自動預け入れ払い機(ATM)、自動販売機などが挙げられる。これら電子機器の具体例を図34に示す。
11 メモリセルアレイ
13 回路
14 回路
15 回路
16 回路
17 回路
18 メモリブロック
19 参照メモリブロック
20 回路
21 演算ブロック
22 回路
23 回路
24 メモリブロック
25 参照メモリブロック
26 インバータ回路
27 インバータ回路
28 回路
29 回路
30 回路
35 メモリセル
36 メモリセル
37 メモリセル
38 メモリセル
39 回路
41 トランジスタ
42 トランジスタ
43 トランジスタ
44 トランジスタ
45 トランジスタ
46 トランジスタ
47 トランジスタ
48 トランジスタ
49 トランジスタ
50 トランジスタ
51 トランジスタ
52 トランジスタ
53 トランジスタ
54 トランジスタ
55 トランジスタ
56 トランジスタ
57 トランジスタ
58 トランジスタ
60 トランジスタ
61 トランジスタ
62 トランジスタ
66 配線
71 配線
72 配線
73 配線
74 配線
75 配線
76 配線
77 配線
78 配線
79 導電層
80 絶縁層
81 絶縁層
85 絶縁層
86 絶縁層
87 絶縁層
88 絶縁層
89 導電体
91 配線
92 配線
93 配線
94 配線
101 トランジスタ
102 トランジスタ
103 トランジスタ
104 トランジスタ
105 トランジスタ
106 トランジスタ
107 トランジスタ
108 トランジスタ
109 トランジスタ
110 トランジスタ
111 トランジスタ
112 トランジスタ
113 トランジスタ
115 基板
120 絶縁層
130 酸化物半導体層
130a 酸化物半導体層
130b 酸化物半導体層
130c 酸化物半導体層
140 導電層
141 導電層
142 導電層
150 導電層
151 導電層
152 導電層
160 絶縁層
170 導電層
171 導電層
172 導電層
173 導電層
175 絶縁層
180 絶縁層
190 絶縁層
231 領域
232 領域
233 領域
331 領域
332 領域
333 領域
334 領域
335 領域
522 回路
523 回路
561 光電変換層
571 配線
572 配線
573 配線
574 配線
577 配線
578 配線
600 基板
610 基板
650 活性層
810 パッケージ基板
821 カバー
840 バンプ
850 チップ
851 チップ
860 電極パッド
870 ワイヤ
880 スルーホール
885 ランド
890 チップ
901 筐体
902 筐体
903 表示部
904 表示部
905 マイク
906 スピーカー
907 操作キー
908 スタイラス
909 カメラ
911 筐体
912 表示部
919 カメラ
931 筐体
932 表示部
933 リストバンド
935 ボタン
936 竜頭
939 カメラ
951 筐体
952 レンズ
953 支持部
961 筐体
962 シャッターボタン
963 マイク
965 レンズ
967 発光部
971 筐体
972 筐体
973 表示部
974 操作キー
975 レンズ
976 接続部
1100 層
1200 層
Claims (13)
- 第1の回路と、第2の回路と、を有する半導体装置であって、
前記第1の回路は、第1のメモリブロックと、第1の参照メモリブロックと、第3の回路と、第4の回路と、第5の回路と、第6の回路と、第7の回路と、を有し、
前記第1のメモリブロックは、マトリクス状に配置され、
前記第1のメモリブロックおよび前記第1の参照メモリブロックは、それぞれ第1のメモリセルを有し、
前記第1のメモリブロックは、第1のデータを格納する機能を有し、
前記第3の回路は、前記第1のデータの書き込み対象となる前記第1のメモリセルを選択する機能を有し、
前記第4の回路は、前記第1のデータを供給する機能を有し、
前記第5の回路は、演算に使用する係数に相当する電位を前記第1のメモリブロックおよび前記第1の参照メモリブロックに供給する機能を有し、
前記第6の回路は、前記第1の参照メモリブロックと、前記第7の回路と、を導通させる機能を有し、
前記第6の回路は、選択された前記第1のメモリブロックと、前記第7の回路と、を導通させる機能を有し、
前記第7の回路は、前記第1の参照メモリブロックが出力する信号および選択された前記第1のメモリブロックが出力する信号を用いた演算によって得られる第2のデータを前記第2の回路に出力する機能を有し、
前記第2の回路は、演算ブロックと、第2の参照メモリブロックと、第8の回路と、第9の回路と、第10の回路と、を有し、
前記演算ブロックは、行方向に配置され、
前記演算ブロックは、第2のメモリブロックと、第3のメモリブロックと、を有し、
前記第2のメモリブロック、前記第3のメモリブロックおよび前記第2の参照メモリブロックは、それぞれ第2のメモリセルを有し、
前記第2のメモリブロックおよび前記第3のメモリブロックは、前記第2のデータを格納する機能を有し、
前記第8の回路は、前記第2のデータの書き込み対象となる前記第2のメモリセルを選択する機能を有し、
前記第9の回路は、演算に使用する係数に相当する電位を前記第2のメモリブロックまたは前記第3のメモリブロック、および前記第2の参照メモリブロックに供給する機能を有し、
前記第10の回路は、前記第2の参照メモリブロックが出力する信号、および選択された前記第2のメモリブロックまたは前記第3のメモリブロックが出力する信号を用いた演算によって得られる第3のデータを出力する機能を有し、
前記第2のメモリブロックおよび前記第3のメモリブロックには、交互に前記第2のデータが入力され、いずれか一方に前記第2のデータが入力される期間に他方が演算を行う機能を有することを特徴とする半導体装置。 - 請求項1において、
前記第2のデータは前記第1のデータが有する情報を1次元離散コサイン変換したデータであることを特徴とする半導体装置。 - 請求項1または2において、
前記第3のデータは前記第2のデータが有する情報を1次元離散コサイン変換したデータであり、前記第1のデータが有する情報を2次元離散コサイン変換したデータであることを特徴とする半導体装置。 - 請求項1乃至3のいずれか一項において、
前記第1のメモリブロックは、第1のトランジスタを有し、
前記第1のトランジスタは列毎に一つずつ設けられ、
前記第1の参照メモリブロックは、第2のトランジスタを有し、
前記第1のメモリセルは、第3のトランジスタと、第4のトランジスタと、第1の容量素子と、を有し、
前記第3のトランジスタのソースまたはドレインの一方は前記第4のトランジスタのゲートと電気的に接続され、
前記第3のトランジスタのソースまたはドレインの一方は前記第1の容量素子の一方の電極と電気的に接続され、
前記第3のトランジスタのソースまたはドレインの他方は前記第4の回路と電気的に接続され、
前記第3のトランジスタのゲートは前記第3の回路と電気的に接続され、
前記第1の容量素子の他方の電極は前記第5の回路と電気的に接続され、
前記第4のトランジスタのソースまたはドレインの一方は電源線と電気的に接続され、
前記第1のメモリブロックにおいて、
前記第4のトランジスタのソースまたはドレインの他方は同一の列に設けられた前記第1のトランジスタのソースまたはドレインの一方と電気的に接続され、
前記第1の参照メモリブロックにおいて、
前記第4のトランジスタのソースまたはドレインの他方は前記第2のトランジスタのソースまたはドレインの一方と電気的に接続され、
前記第1のトランジスタのゲートおよび前記第2のトランジスタのゲートは、前記第6の回路と電気的に接続され、
前記第1のトランジスタのソースまたはドレインの他方および前記第2のトランジスタのソースまたはドレインの他方は、前記第7の回路と電気的に接続されていることを特徴とする半導体装置。 - 請求項1乃至4のいずれか一項において、
前記第1のメモリブロックには、k行k列(kは2以上の自然数)に配置された前記第1のメモリセルが設けられ、前記第1の参照メモリブロックにはk行1列に配置された前記第1のメモリセルが設けられていることを特徴とする半導体装置。 - 請求項1乃至5のいずれか一項において、
前記第2のメモリブロック、前記第3のメモリブロックおよび前記第2の参照メモリブロックが有する前記第2のメモリセルは、第5のトランジスタと、第6のトランジスタと、 第2の容量素子と、を有し、
前記第5のトランジスタのソースまたはドレインの一方は、前記第6のトランジスタのゲートと電気的に接続され、
前記第5のトランジスタのソースまたはドレインの一方は、前記第2の容量素子の一方の電極と電気的に接続され、
前記第5のトランジスタのソースまたはドレインの他方は、前記第7の回路と電気的に接続され、
前記第2の容量素子の他方の電極は前記第9の回路と電気的に接続され、
前記第6のトランジスタのソースまたはドレインの一方は電源線と電気的に接続されていることを特徴とする半導体装置。 - 請求項6において、
前記第2のメモリブロックおよび前記第3のメモリブロックは、さらに第7のトランジスタと、第8のトランジスタと、第1のインバータ回路と、を有し、
前記第7のトランジスタおよび前記第8のトランジスタは行毎に一つずつ設けられ、
前記第5のトランジスタのゲートは同一の行に設けられた前記第7のトランジスタのソースまたはドレインの一方と電気的に接続され、
前記第6のトランジスタのソースまたはドレインの他方は同一の行に設けられた前記第8のトランジスタのソースまたはドレインの一方と電気的に接続され、
前記第7のトランジスタのソースまたはドレインの他方は前記第8の回路と電気的に接続され、
前記第8のトランジスタのソースまたはドレインの他方は前記第10の回路と電気的に接続され、
前記第8のトランジスタのゲートは前記第1のインバータ回路の出力端子と電気的に接続され、
前記第7のトランジスタのゲートと前記第1のインバータ回路の入力端子は電気的に接続されていることを特徴とする半導体装置。 - 請求項7において、
前記第2のメモリブロックが有する前記第7のトランジスタのゲートに第2のインバータ回路の入力端子が電気的に接続され、前記第3のメモリブロックが有する前記第7のトランジスタのゲートに第2のインバータ回路の出力端子が電気的に接続されていることを特徴とする半導体装置。 - 請求項6において、
前記第2の参照メモリブロックが有する前記第2のメモリセルでは、
前記第5のトランジスタのソースまたはドレインの他方は、前記第4の回路と電気的に接続され、
前記第5のトランジスタのゲートは前記第3の回路と電気的に接続され、
前記第6のトランジスタのソースまたはドレインの他方は前記第10の回路と電気的に接続されていることを特徴とする半導体装置。 - 請求項1乃至9のいずれか一項において、
前記第2のメモリブロックおよび前記第3のメモリブロックには、k行k列(kは2以上の自然数)に配置された前記第2のメモリセルが設けられ、前記第2の参照メモリブロックには1行k列に配置された前記第2のメモリセルが設けられていることを特徴とする半導体装置。 - 請求項1乃至10のいずれか一項において、
前記第1のメモリセルおよび前記第2のメモリセルは、チャネルが形成される領域に酸化物半導体を有するトランジスタを有することを特徴とする半導体装置。 - 請求項11において、
前記酸化物半導体は、Inと、Znと、M(MはAl、Ga、YまたはSn)と、を有することを特徴とする半導体装置。 - 請求項1乃至11のいずれか一項に記載の半導体装置と、表示装置と、を有することを特徴とする電子機器。
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