JP6952680B2 - 先進処理装置 - Google Patents
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Description
マトリクス状に配置された複数の量子処理素子であって、各処理素子が、界面を形成するシリコンおよび誘電体材料、ならびに1つ以上の電子または正孔を前記シリコン中に閉じ込めてキュービットとして動作可能な量子ドットを形成するために好適な電極配置を含む、複数の量子処理素子と、
処理素子の近くに配設された複数の制御部材であって、各制御部材が、電極配置と相互作用して処理素子と共に量子演算を遂行するように配置された1つ以上の切替器を含む、複数の制御部材と、
複数の制御線であって、各制御線が、複数の処理素子の同時操作を可能にするように複数の制御部材に接続された、複数の制御線と、を備えた、先進処理装置、を提供する。
電気信号を複数の制御線に印加して処理素子のうちの少なくとも一部分を初期化するステップと、
電気信号を複数の制御線に印加して複数の処理素子を量子演算用に選択するステップと、
電気信号を複数の制御線に印加して選択された処理素子を使用して量子演算を遂行するステップと、
電気信号を複数の制御線に印加して選択された処理素子の量子状態を読み出すステップと、を含む、方法、を提供する。
2Dマトリクス状に配置された複数の量子処理素子と、
量子処理素子の上方に配設されたシリコン電界効果トランジスタを含む複数の制御部材であって、制御部材のマトリクスを形成するように相互接続された、複数の制御部材と、を備え、
電界効果トランジスタが、量子処理を可能にするように量子処理素子を操作するように配置された、先進処理装置、を提供する。
シリコン基板を提供するステップと、
シリコン28層を形成するステップと、
誘電体層および前記シリコン28層が界面を形成するような様式で誘電体層を形成するステップと、
キュービットとして動作可能な複数の量子ドットを定義するように界面の近くに1つ以上の電子または正孔を閉じ込めるために好適な複数の電極を形成するステップと、
複数の電極と相互作用するように配置された切替器を含む複数の制御部材を形成するステップと、
複数の制御線であって、各制御線が複数の処理素子の同時操作を可能にするように1つ以上の制御部材に接続された、複数の制御線、を形成するステップと、を含み、
複数の電極、制御部材、および制御線が、MOS製造プロセスを使用することにより形成される、方法、を提供する。
量子処理素子の2Dアレイと、
量子処理素子の上方に配設された電界効果トランジスタを含み、複数の制御線に相互接続された、複数の制御部材と、を備え、
処理素子が、DRAMアドレッシング技法を使用して制御線を介してアドレス指定可能である、先進処理装置、を提供する。
ハイ状態をワード線726に設定することにより開始し、
アドレス指定される必要があるキュービットに対するビット線724をハイに設定するステップ、
それぞれのワード線726をロー状態にするステップ、
ビット線724をローにするステップ、
操作される必要があるキュービットについて、操作ワード線732をハイにするステップ、
それぞれのビット線730を設定するステップ。
Claims (19)
- 先進処理装置であって、
2Dマトリクス状に配置された複数の量子処理素子であって、各処理素子が、界面を形成するシリコンおよび誘電体材料、ならびに1つ以上の電子または正孔を前記シリコン中に閉じ込めてキュービットとして動作可能な少なくとも1つの量子ドットを形成するために好適な電極配置を含む、複数の量子処理素子と、
複数の制御部材であって、当該複数の制御部材が、相互接続されて制御部材のマトリクスを形成し、各制御部材が、各量子処理素子の上方に配設されると共に、前記電極配置と相互作用して前記処理素子と共に量子演算を遂行するように配置されるシリコン金属酸化膜半導体トランジスタを備えた、複数の制御部材と、
複数の制御線であって、各制御線が、前記複数の処理素子の同時操作を可能にするように、前記シリコン金属酸化膜半導体トランジスタを介して複数の制御部材に接続された、複数の制御線と、を備えた、先進処理装置。 - 前記量子演算が、前記処理素子の初期化、量子制御、および読み出しのうちのいずれか1つを含む、請求項1に記載の装置。
- 前記電極配置が、1つ以上の電極を含み、前記1つ以上の電極が、前記量子ドットを形成するように、および前記量子ドットをキュービットとして操作するように制御可能である、請求項1または請求項2に記載の装置。
- 前記処理素子が、シリコン層と誘電体層との間に形成された界面に前記2Dマトリクス状に配置され、前記界面、前記シリコン層、および前記誘電体層が、前記処理素子により共有されている、請求項1〜3のいずれか一項に記載の装置。
- 前記電極配置が、前記誘電体層上に配設され、前記量子ドットが、前記シリコン層内に、かつ前記界面の付近に形成された、請求項4に記載の装置。
- 各制御線が、前記処理素子の2Dマトリクスの行または列に沿って配向され、前記行または前記列に沿って配設された全ての前記処理素子と相互作用することができる、請求項4または請求項5のいずれか一項に記載の装置。
- 各処理素子が、少なくとも2つの制御部材に関連付けられた、請求項1〜6のいずれか一項に記載の装置。
- 第1の制御部材が、バイアス電圧を提供して前記量子ドットを形成するように配置され、第2の制御部材が、前記量子ドットをキュービットとして操作するように配置された、請求項7に記載の装置。
- 第1の組の制御線が、前記バイアス電圧が、前記量子ドットを形成するように、選択された処理素子の前記第1の制御部材に印加可能であるような様式で配置された、請求項8に記載の装置。
- 前記電極配置が、前記量子ドットを形成するように、および前記キュービットの状態に影響を及ぼすエネルギーがエネルギー値の範囲にわたって調節され得るように前記量子ドットを調整するように、動作可能である、請求項1〜9のいずれか一項に記載の装置。
- 前記電極配置が、前記量子ドットの量子的性質を制御して前記量子ドットをキュービットとして操作するように動作可能である、請求項1〜10のいずれか一項に記載の装置。
- 前記電極配置が、前記量子ドットの前記電子または正孔の共鳴周波数を電気的に駆動するように動作可能である、請求項11に記載の装置。
- 複数の多キュービットモジュールを備えた先進処理装置であって、各多キュービットモジュールが、請求項1〜12のいずれか一項に記載の装置を含む、先進処理装置。
- 前記複数の多キュービットモジュールが、超伝導共振器またはスピンバスにより相互接続された、請求項13に記載の装置。
- 請求項1〜14のいずれか一項に記載の先進処理装置を動作させるための方法であって、
電気信号を1つ以上の制御線に印加して前記処理素子のうちの少なくとも一部分を初期化するステップと、
電気信号を1つ以上の制御線に印加して複数の処理素子を量子演算用に選択するステップと、
電気信号を1つ以上の制御線に印加して選択された処理素子を使用して量子演算を遂行するステップと、
電気信号を1つ以上の制御線に印加して前記選択された処理素子の量子状態を読み出すステップと、を含む、方法。 - 前記方法が、電気信号を1つ以上の制御線に印加して前記処理素子を較正するステップをさらに含む、請求項15に記載の方法。
- 前記方法が、電気信号を1つ以上の制御線に印加して前記処理素子のそれぞれの量子ドットを形成するステップをさらに含む、請求項15または請求項16に記載の方法。
- 前記電気信号を1つ以上の制御線に印加して前記選択された処理素子の前記量子状態を読み出すステップが、分散読み出しおよび周波数分割多重化を使用して複数のキュービットの前記量子状態を制御線に沿って同時に読み出すステップを含む、請求項15〜17のいずれか一項に記載の方法。
- 請求項1〜14のいずれか一項に記載の先進処理装置および古典的コンピューティング装置を備えたシステムであって、前記古典的コンピューティング装置が、量子アルゴリズムを遂行するように前記先進処理装置を制御する、システム。
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