JP2023164231A - 性能改善されたヘテロジニアスレーザおよび能動構成要素 - Google Patents
性能改善されたヘテロジニアスレーザおよび能動構成要素 Download PDFInfo
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- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 claims description 2
- 229910052581 Si3N4 Inorganic materials 0.000 claims 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 claims 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 claims 1
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- 229910017083 AlN Inorganic materials 0.000 description 1
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Classifications
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- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
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- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
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- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/422—Active alignment, i.e. moving the elements in response to the detected degree of coupling or position of the elements
- G02B6/4221—Active alignment, i.e. moving the elements in response to the detected degree of coupling or position of the elements involving a visual detection of the position of the elements, e.g. by using a microscope or a camera
- G02B6/4224—Active alignment, i.e. moving the elements in response to the detected degree of coupling or position of the elements involving a visual detection of the position of the elements, e.g. by using a microscope or a camera using visual alignment markings, e.g. index methods
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- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
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- Optical Integrated Circuits (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
101 機能層
101a サブレイヤ
101b サブレイヤ
102 機能層
103 機能層
104 機能層
105 機能層
106 機能層
107 機能層、上クラッド層
120 リソグラフィ位置合わせマーク
151 光モード
152 光モード
153 光モード
200 統合フォトニックデバイス
201 能動層、構造物
203 中間層、小面、接合面、構造物、導波路
225 角度
230 角度
240 壁領域
245 厚さ、壁厚
251 光モード
252 光モード
300 統合フォトニックデバイス
301 能動層、構造物
303 中間層、小面、接合面、構造物、導波路
325 角度
330 角度
340 フレア形壁領域
351 光モード
351a 光モード
352 光モード
352a 光モード
401 機能層
401a サブレイヤ
401b サブレイヤ
401c サブレイヤ
402 機能層
403 機能層
404 機能層、オプション層、クラッド材料
405 機能層、クラッド材料、基板
406 機能層
407 機能層、クラッド材料
408 クラッド材料
409a 金属
451 光モード
500 統合フォトニックデバイス
501 機能層、領域
501a サブレイヤ
501b サブレイヤ
501c サブレイヤ
502 機能層、領域、材料
503 機能層、中間層
504 機能層、第2の材料の層、クラッド
505 機能層、基板
506 機能層
507 機能層、上クラッド層
508 機能層
509a 機能層
550 モード、線
551 モード形状
552 モード形状
553 モード形状、光モード
601 機能層
602 機能層
603 機能層
604 機能層
605 機能層
606 機能層
607 機能層
608 機能層
609b 機能層
610 層
611 層
651 光モード
652 光モード
701 機能層
701a サブレイヤ
701b サブレイヤ
701c サブレイヤ
702 機能層
703 機能層
704 機能層
705 機能層
706 機能層
707 機能層
708 機能層
709a 金属
709b 機能層
712 フィン構造物
713 フィン構造物
714 フィン構造物
715 フィン構造物
751 光モード
752 光モード
Claims (15)
- デバイスであって、
共通の基板上に製造される第1の要素、第2の要素、および第3の要素を備え、
前記第1の要素が、第1の光モードをサポートする能動導波路構造物および、モード利得制御構造物のうちの少なくとも1つを備え、前記第2の要素が、第2の光モードをサポートする受動導波路構造物を備え、前記第1の要素に少なくとも部分的に突き合わせ結合される、前記第3の要素が、中間光モードをサポートする中間導波路構造物を備え、
前記第1の光モードが、所定の量を超えて前記第2の光モードと異なる場合、前記第2の要素および前記第3の要素のうちの少なくとも1つの先細導波路構造物が、前記第2の光モードと前記中間光モードのうちの1つとの間の効果的な断熱変換を容易にし、
前記中間光モードのいずれかと前記第1の光モードとの間で断熱変換が生じず、
前記第1の要素、前記第2の要素、および前記第3の要素の相互の位置合わせが、前記第1の要素、前記第2の要素、および前記第3の要素を製造する処理ステップの期間中に形成される層間の正確な位置合わせを容易にするリソグラフィ位置合わせマークを使用して規定される、デバイス。 - 前記第3の要素の下面が、平坦である、請求項1に記載のデバイス。
- 前記第1の要素と前記第3の要素との間の界面が、反射を最小化するように最適化された角度に傾けられている、請求項1に記載のデバイス。
- 少なくとも1つの傾けられた前記界面上に堆積される反射防止コーティング層
をさらに備える、請求項3に記載のデバイス。 - 前記第1の要素が、少なくとも3つのサブレイヤを備え、
前記能動導波路構造物中の前記サブレイヤのうちの少なくとも1つが、n型接触層を備え、前記能動導波路構造物中の前記サブレイヤのうちの少なくとも1つが、p型接触層を備え、前記能動導波路構造物中の前記サブレイヤのうちの少なくとも1つが、能動領域を備える、請求項1に記載のデバイス。 - 前記能動領域が、量子井戸を備える、請求項5に記載のデバイス。
- 前記能動領域が、量子ドットを備える、請求項5に記載のデバイス。
- 前記能動領域が、pin接合を備える、請求項5に記載のデバイス。
- 前記能動領域が、pn接合を備える、請求項5に記載のデバイス。
- 突き合わせ結合された界面における前記能動導波路構造物および前記中間導波路構造物が、壁領域を有する、請求項1に記載のデバイス。
- 前記能動導波路構造物および前記中間導波路構造物中で導くモードを規定する構造物の断面が、漸進的テーパを使用して前記壁領域で拡大される、請求項10に記載のデバイス。
- 前記能動導波路構造物および前記中間導波路構造物中で導くモードを規定する構造物の断面が、断熱変化を使用して前記壁領域で拡大される、請求項10に記載のデバイス。
- 前記第2の要素が、シリコン窒化物を含む、請求項1に記載のデバイス。
- 前記第2の要素が、ニオブ酸リチウムを含む、請求項1に記載のデバイス。
- 前記第2の要素が、五酸化タンタルを含む、請求項1に記載のデバイス。
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