JP2009076884A - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP2009076884A JP2009076884A JP2008212587A JP2008212587A JP2009076884A JP 2009076884 A JP2009076884 A JP 2009076884A JP 2008212587 A JP2008212587 A JP 2008212587A JP 2008212587 A JP2008212587 A JP 2008212587A JP 2009076884 A JP2009076884 A JP 2009076884A
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- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
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- G—PHYSICS
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- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
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- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0701—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips at least one of the integrated circuit chips comprising an arrangement for power management
- G06K19/0713—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips at least one of the integrated circuit chips comprising an arrangement for power management the arrangement including a power charge pump
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Abstract
【解決手段】アンテナと、ダイオード及び容量素子より構成される複数のチャージポンプと、当該チャージポンプ間に設けられたスイッチとを具備する昇圧回路と、基準電圧を生成する参照電圧源回路と、コンパレータを有する電圧比較回路と、を有し、昇圧回路が具備するチャージポンプの各段の出力電圧を、コンパレータを用いて基準電圧と比較する。基準電圧と昇圧回路が具備するチャージポンプの各段の出力電圧の大小関係により、コンパレータの出力信号に基づいて昇圧回路のスイッチのオン又はオフを切り替えて出力を制御する。
【選択図】図1
Description
本発明の半導体装置の構成について、図1に示すブロック図を用いて説明する。なお本実施の形態においては、無線通信によりデータの交信が可能な半導体装置、所謂RFID(Radio Frequency Identification)用ICチップ(IDチップ、ICチップ、トランスポンダともいう)として利用する場合について説明する。
本実施の形態では、上記実施の形態で述べた半導体装置を構成するトランジスタの作製例について説明する。本実施の形態では特に、絶縁基板上に形成された半導体膜によりトランジスタを作製し、半導体装置を具備する半導体装置とする形態について説明する。
本実施の形態では、半導体装置を構成するトランジスタの作製例について、実施の形態2で説明した構成とは異なる構成について説明する。本実施の形態では特に、単結晶シリコンにより半導体装置を構成するトランジスタを作製する形態について図14、図15を用いて説明する。
本実施の形態では、本発明の半導体装置の用途について説明する。本発明の半導体装置は、例えば、紙幣、硬貨、有価証券類、無記名債券類、証書類(運転免許証や住民票等)、包装用容器類(包装紙やボトル等)、記録媒体(DVDソフトやビデオテープ等)、乗物類(自転車等)、身の回り品(鞄や眼鏡等)、食品類、植物類、動物類、人体、衣類、生活用品類、電子機器等の商品や荷物の荷札等の物品に設ける、いわゆるICラベル、ICタグ、ICカードとして使用することができる。電子機器とは、液晶表示装置、EL表示装置、テレビジョン装置(単にテレビ、テレビ受像機、テレビジョン受像機とも呼ぶ)及び携帯電話等を指す。
101 昇圧回路
102 参照電圧源回路
103 電圧比較回路
104 スイッチコントローラ
105 出力切替スイッチ
106 論理回路
110 アンテナ
200 入力配線
201 チャージポンプ
202 チャージポンプ
203 チャージポンプ
204 チャージポンプ
205 nチャネル型トランジスタ
206 nチャネル型トランジスタ
207 容量素子
208 容量素子
215 ダイオード
216 ダイオード
223 出力配線
224 出力配線
225 出力配線
226 出力配線
300 入力配線
301 pチャネル型トランジスタ
302 pチャネル型トランジスタ
303 pチャネル型トランジスタ
304 nチャネル型トランジスタ
305 nチャネル型トランジスタ
306 抵抗素子
307 抵抗素子
308 ダイオード
309 ダイオード
310 ダイオード
311 出力配線
401 電圧比較回路
402 電圧比較回路
403 電圧比較回路
404 電圧比較回路
405 抵抗素子
406 抵抗素子
407 コンパレータ
408 抵抗素子
409 抵抗素子
410 コンパレータ
411 抵抗素子
412 抵抗素子
413 コンパレータ
414 抵抗素子
415 抵抗素子
416 コンパレータ
417 出力配線
418 出力配線
419 出力配線
420 出力配線
501 Ex−OR回路
502 Ex−OR回路
503 Ex−OR回路
504 コントローラ出力配線
505 コントローラ出力配線
506 コントローラ出力配線
507 コントローラ出力配線
508 信号配線
601 nチャネル型トランジスタ
602 nチャネル型トランジスタ
603 nチャネル型トランジスタ
604 nチャネル型トランジスタ
605 出力配線
606 出力配線
607 出力配線
608 出力配線
701 スイッチ
702 スイッチ
703 スイッチ
704 スイッチ
705 スイッチ
706 スイッチ
1901 基板
1902 剥離層
1903 絶縁膜
1904 半導体膜
1905 ゲート絶縁膜
1907 ゲート電極
1908 絶縁膜
1909 絶縁膜
1910 絶縁膜
1911 絶縁膜
1912 導電膜
1913 絶縁膜
1917 絶縁膜
1918 開口部
1920 シート材
1921 シート材
1931 導電膜
1950 領域
1951 素子層
2601 シリコン基板
2602 p型ウェル
2603 フィールド酸化膜
2604 ゲート絶縁膜
2605 ゲート電極
2613 ソース領域
2614 ドレイン領域
2615 ソース領域
2616 ドレイン領域
2617 層間絶縁膜
2619 メタル電極
2620 メタル電極
2621 メタル電極
2622 メタル電極
2624 層間膜
2625 配線
2626 導電膜
2627 保護膜
2628 フィルム
2651 pチャネル型トランジスタ
2652 nチャネル型トランジスタ
3001 ラベル台紙
3002 半導体装置
3003 ICラベル
3004 ボックス
3011 ICタグ
3012 半導体装置
3021 ICカード
3022 半導体装置
3031 無記名債券
3032 半導体装置
1904a 半導体膜
1904b 半導体膜
1904c 半導体膜
1904d 半導体膜
1906a チャネル形成領域
1906b 不純物領域
1906c 不純物領域
1930a 薄膜トランジスタ
1930b 薄膜トランジスタ
1930c 薄膜トランジスタ
1930d 薄膜トランジスタ
2605a ポリシリコン層
2605b シリサイド層
Claims (6)
- アンテナと、
前記アンテナに接続され、ダイオード及び容量素子より構成される複数のチャージポンプと、前記チャージポンプ間に設けられたスイッチと、を具備する昇圧回路と、
参照電圧を生成する参照電圧源回路と、
前記複数のチャージポンプの各々の出力電圧と、前記参照電圧を比較するための電圧比較回路と、を有し、
前記昇圧回路の前記スイッチは、前記電圧比較回路の出力信号に基づいてオン又はオフが切り替えられることを特徴とする半導体装置。 - アンテナと、
前記アンテナに接続され、ダイオード及び容量素子より構成される複数のチャージポンプと、前記チャージポンプ間に設けられたスイッチと、を具備する昇圧回路と、
参照電圧を生成する参照電圧源回路と、
前記複数のチャージポンプの各々の出力電圧と、前記参照電圧を比較するための電圧比較回路と、
前記電圧比較回路の出力信号に基づいて出力切替スイッチのオン又はオフを切り替えるスイッチコントローラと、
前記出力切替スイッチを介して前記昇圧回路に接続された論理回路と、を有し、
前記昇圧回路の前記スイッチは、前記電圧比較回路の出力信号に基づいてオン又はオフが切り替えられ、
前記スイッチが切り替えられた前記複数チャージポンプの個数に基づいて、前記スイッチコントローラは前記出力切替スイッチのオン又はオフが切り替えられ、前記昇圧回路と前記論理回路との電気的な接続を行われ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、前記電圧比較回路は、前記複数のチャージポンプの個数に対応したコンパレータを有するものであることを特徴とする半導体装置。
- 請求項2または3において、前記スイッチコントローラは、前記複数のチャージポンプの個数に対応したエクスクルシブ−オア回路を有することを特徴とする半導体装置。
- 請求項1乃至4のいずれか一において、前記半導体装置を構成するトランジスタは、薄膜トランジスタまたは単結晶基板を用いて形成されたトランジスタであることを特徴とする半導体装置。
- 請求項1乃至5のいずれか一に記載の半導体装置を具備することを特徴とするICラベル、ICタグ、ICカード。
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CN102165579B (zh) * | 2008-09-29 | 2014-03-12 | 株式会社半导体能源研究所 | 半导体器件 |
JP2010267368A (ja) * | 2009-04-17 | 2010-11-25 | Semiconductor Energy Lab Co Ltd | 半導体記憶装置 |
KR101712070B1 (ko) * | 2010-05-06 | 2017-03-06 | 삼성디스플레이 주식회사 | 전압 발생회로 및 이를 구비한 표시장치 |
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US8127998B2 (en) | 2012-03-06 |
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EP2031546A2 (en) | 2009-03-04 |
EP2031546B1 (en) | 2012-06-06 |
EP2031546A3 (en) | 2010-01-13 |
US20090057418A1 (en) | 2009-03-05 |
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