JP2018530915A - 背面結合型対称バラクタ構造 - Google Patents
背面結合型対称バラクタ構造 Download PDFInfo
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Classifications
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- H—ELECTRICITY
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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
- H01L27/04—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
- H01L27/08—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 only semiconductor components of a single kind
- H01L27/0805—Capacitors only
- H01L27/0808—Varactor diodes
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- 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
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/7624—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology
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- 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
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/7624—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using semiconductor on insulator [SOI] technology
- H01L21/76264—SOI together with lateral isolation, e.g. using local oxidation of silicon, or dielectric or polycristalline material refilled trench or air gap isolation regions, e.g. completely isolated semiconductor islands
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- 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
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
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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
- H01L27/1203—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
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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
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66083—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by variation of the electric current supplied or the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched, e.g. two-terminal devices
- H01L29/66174—Capacitors with PN or Schottky junction, e.g. varactors
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- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66083—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by variation of the electric current supplied or the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched, e.g. two-terminal devices
- H01L29/66181—Conductor-insulator-semiconductor capacitors, e.g. trench capacitors
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- 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
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/92—Capacitors having potential barriers
- H01L29/93—Variable capacitance diodes, e.g. varactors
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- Semiconductor Integrated Circuits (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Abstract
Description
102 配向
104 ダイシングライン
106 ダイ
200 基板
202 ウェル
204 ウェル
206 ウェル
208 ウェル
210 層
212 層
214 層
300 相補型金属酸化膜半導体(CMOS)バラクタ
302 基板
304 分離層
310 金属−絶縁体−金属(MIM)コンデンサ
312 第1の板
313 誘電体層
314 第2の板
315 入力ノード
316 第1のドープ領域
317 出力ノード
318 第2のドープ領域
319 出力ノード
320 寄生ダイオード
400 対称バラクタ構造
402 基板
404 パッシベーション層
406 分離層
408 浅いトレンチ分離(STI)領域
410 第1のバラクタ構成要素
412 第1の板
413 誘電体層
414 第2の板
415 ゲートコンタクト
416 第1のドープ領域、拡散領域
417 第1の拡散コンタクト
418 第2のドープ領域、拡散領域
419 第2の拡散コンタクト
420 第2のバラクタ構成要素
422 第1の板
422 第1の板
423 誘電体層
424 第2の板
425 ゲートコンタクト
426 第1のドープ領域、拡散領域
427 第1の拡散コンタクト
428 第2のドープ領域、拡散領域
429 第2の拡散コンタクト
430 背面導電層
440 第1の信号ポート
442 第2の信号ポート
450 第1の制御ポート
452 第2の制御ポート
500 方法
600 ワイヤレス通信システム
620、630、650 遠隔ユニット
625A、625B、625C ICデバイス
640 基地局
680 順方向リンク信号
690 逆方向リンク信号
700 設計用ワークステーション
702 ハードディスク
704 ディスプレイ
706 回路
708 半導体構成要素
710 記憶媒体
712 ドライブ装置
B ボディ
G ゲート
Gox ゲート酸化物層
Claims (26)
- 第2の板として動作するゲート、誘電体層として動作するゲート酸化物層、およびエリア変調コンデンサである第1の板として動作するボディを有し、複数のドープ領域が前記ボディを取り囲む、第1のバラクタ構成要素であって、背面で分離層によって支持される、第1のバラクタ構成要素と、
前記第1のバラクタ構成要素の前記背面に背面導電層を通じて電気的に結合された第2のバラクタ構成要素と
を備える対称バラクタ構造。 - 前記ゲートに結合された信号ポートと、
前記複数のドープ領域のうちの1つにそれぞれが結合された複数の制御ポートと
をさらに備え、前記信号ポートが前記複数の制御ポートから分離されている、請求項1に記載の対称バラクタ構造。 - 前記第1の板の板エリアが、制御ポートから受領した、前記エリア変調コンデンサを制御するためのバイアス電圧に基づいて変調される、請求項1に記載の対称バラクタ構造。
- 前記分離層が埋込み酸化物層を備える、請求項1に記載の対称バラクタ構造。
- 前記第1のバラクタ構成要素および前記第2のバラクタ構成要素が、集積回路内に集積される、請求項1に記載の対称バラクタ構造。
- 前記集積回路が、電力増幅器(PA)、発振器、RF(無線周波数)チューナ、RFトランシーバ、マルチプレクサ、および/またはRF回路ダイを備える、請求項5に記載の対称バラクタ構造。
- 前記第1のバラクタ構成要素および前記第2のバラクタ構成要素が、RF(無線周波数)スイッチ内に集積される、請求項1に記載の対称バラクタ構造。
- 前記第1のバラクタ構成要素および前記第2のバラクタ構成要素が、ガラス、水晶、またはシリコンからなる基板によって支持される、請求項1に記載の対称バラクタ構造。
- 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、通信デバイス、パーソナルデジタルアシスタント(PDA)、固定位置データユニット、およびコンピュータ、のうちの少なくとも1つに組み込まれた、請求項1に記載の対称バラクタ構造。
- 対称バラクタ構造を作製する方法であって、
第1のバラクタ構成要素を、分離層上に、前記対称バラクタ構造の第2のバラクタ構成要素に隣接して作製するステップと、
前記第1のバラクタ構成要素のボディおよび前記第2のバラクタ構成要素のボディを露出させるように、前記対称バラクタ構造を薄化するステップと、
前記第1のバラクタ構成要素の前記ボディと前記第2のバラクタ構成要素の前記ボディを結合するように、導電層を堆積およびパターニングするステップと
を含む方法。 - 前記導電層を堆積およびパターニングするステップが、
前記第1のバラクタ構成要素の前記ボディと前記第2のバラクタ構成要素の前記ボディを結合するように、前記導電層として再配線層を堆積およびパターニングするステップと、
前記再配線層上にパッシベーション層を堆積およびパターニングするステップと
をさらに含む、請求項10に記載の方法。 - 前記パッシベーション層に基板を接合するステップをさらに含む、請求項11に記載の方法。
- 前記対称バラクタ構造を、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、通信デバイス、パーソナルデジタルアシスタント(PDA)、固定位置データユニット、およびコンピュータ、のうちの少なくとも1つに組み込むステップをさらに含む、請求項10に記載の方法。
- 第2の板として動作するゲート、誘電体層として動作するゲート酸化物層、およびエリア変調コンデンサである第1の板として動作するボディを有し、複数のドープ領域が前記ボディを取り囲む、第1のバラクタ構成要素であって、背面で分離層によって支持される、第1のバラクタ構成要素と、
第2のバラクタ構成要素と、
前記第2のバラクタ構成要素を前記第1のバラクタ構成要素の前記背面に電気的に結合するための手段と
を備える対称バラクタ構造。 - 前記ゲートに結合された信号ポートと、
前記複数のドープ領域のうちの1つにそれぞれが結合された複数の制御ポートと
をさらに備え、前記信号ポートが前記複数の制御ポートから分離されている、請求項14に記載の対称バラクタ構造。 - 前記第1の板の板エリアが、制御ポートから受領した、前記エリア変調コンデンサを制御するためのバイアス電圧に基づいて変調される、請求項14に記載の対称バラクタ構造。
- 前記分離層が埋込み酸化物層を備える、請求項14に記載の対称バラクタ構造。
- 前記第1のバラクタ構成要素および前記第2のバラクタ構成要素が、集積回路内に集積される、請求項14に記載の対称バラクタ構造。
- 前記集積回路が、電力増幅器(PA)、発振器、RF(無線周波数)チューナ、RFトランシーバ、マルチプレクサ、および/またはRF回路ダイを備える、請求項18に記載の対称バラクタ構造。
- 前記第1のバラクタ構成要素および前記第2のバラクタ構成要素が、RF(無線周波数)スイッチ内に集積される、請求項14に記載の対称バラクタ構造。
- 前記第1のバラクタ構成要素および前記第2のバラクタ構成要素が、ガラス、水晶、またはシリコンからなる基板によって支持される、請求項14に記載の対称バラクタ構造。
- 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、通信デバイス、パーソナルデジタルアシスタント(PDA)、固定位置データユニット、およびコンピュータ、のうちの少なくとも1つに組み込まれた、請求項14に記載の対称バラクタ構造。
- 対称バラクタ構造を作製する方法であって、
第1のバラクタ構成要素を、分離層上に、前記対称バラクタ構造の第2のバラクタ構成要素に隣接して作製するためのステップと、
前記第1のバラクタ構成要素のボディおよび前記第2のバラクタ構成要素のボディを露出させるように、前記対称バラクタ構造を薄化するためのステップと、
前記第1のバラクタ構成要素の前記ボディと前記第2のバラクタ構成要素の前記ボディを結合するように、導電層を堆積およびパターニングするためのステップと
を含む方法。 - 前記導電層を堆積およびパターニングするための前記ステップが、
前記第1のバラクタ構成要素の前記ボディと前記第2のバラクタ構成要素の前記ボディを結合するように、前記導電層として再配線層を堆積およびパターニングするためのステップと、
前記再配線層上にパッシベーション層を堆積およびパターニングするためのステップと
をさらに含む、請求項23に記載の方法。 - 前記パッシベーション層に基板を接合するためのステップをさらに含む、請求項24に記載の方法。
- 前記対称バラクタ構造を、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、通信デバイス、パーソナルデジタルアシスタント(PDA)、固定位置データユニット、およびコンピュータ、のうちの少なくとも1つに組み込むためのステップをさらに含む、請求項23に記載の方法。
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