JP7637579B2 - レーザ照射装置、情報処理方法、及びプログラム - Google Patents
レーザ照射装置、情報処理方法、及びプログラム Download PDFInfo
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Description
以下、本発明の実施の形態について説明する。図1は、実施形態1に係るレーザアニール装置1の構成例を示す図である。図2は、レーザアニール装置1に含まれる制御装置9の構成例を示す図である。レーザアニール装置1(レーザ照射装置)は、例えば、低温ポリシリコン(LTPS:Low Temperature Poly-Silicon)膜を形成するエキシマレーザアニール(ELA:Excimer laser Anneal)装置である。
図10は、実施形態3(特徴量学習モデル925)に係る特徴量学習モデル925の一例を示す説明図である。実施形態3の制御装置9の制御部91(故障予測部)は、第1真空ポンプ101等の可動部品の振動数、温度、真空到達時間及び積算運転時間から導出した特徴量を、特徴量学習モデル925に入力する。制御装置9の制御部91は、振動数、温度、真空到達時間及び積算運転時間を例えば主成分分析又は次元圧縮することにより、特徴量を導出する。
図12、図13、図14、図15及び図16は、その他の実施形態(半導体装置の製造方法)に係る半導体装置の製造方法を示す工程断面図である。その他の実施の形態として、上記実施の形態に係るレーザアニール装置1を用いた半導体装置の製造方法について説明する。以下の半導体装置の製造方法のうち、非晶質の半導体膜を結晶化させる工程において、実施の形態1から4に係るレーザアニール装置1を用いたアニール処理を実施している。
11 アニール光学系
2 レーザ光源
21 第1レーザ光源
22 第2レーザ光源
31 第1アッテネータ
32 第2アッテネータ
41 第1偏光比制御ユニット
42 第2偏光比制御ユニット
5 合成光学系
6 ビーム整形光学系
61 落射ミラー
65 プロジェクションレンズ
7 レーザ照射室
71 ステージ
72 ベース
8 基板
9 制御装置
91 制御部(故障予測部)
92 記憶部
920 記録媒体
P プログラム(プログラム製品)
921 真空ポンプ用学習モデル
922 コールドヘッド用学習モデル
923 Heコンプレッサー用学習モデル
924 ダイアフラムポンプ用学習モデル
925 特徴量学習モデル
93 通信部
94 入出力I/F
941 表示装置
101 第1真空ポンプ
102 第2真空ポンプ
103 コールドヘッド
104 Heコンプレッサー
105 ダイアフラムポンプ
111 温度センサー
112 振動センサー
113 圧力センサー
81 ガラス基板
82 ゲート電極
83 ゲート絶縁膜
84 アモルファスシリコン膜
85 ポリシリコン膜
86 層間絶縁膜
87a ソース電極
87b ドレイン電極
Claims (8)
- レーザ光源を備えるレーザ照射装置であって、
前記レーザ光源による基板の加工を行うにあたり用いられる可動部品の故障予測を行う故障予測部を備え、
前記故障予測部は、
前記可動部品を可動した際の物理量を取得し、
取得した物理量に基づき、前記可動部品の故障時期を導出し、
前記可動部品は、前記レーザ光源のチャンバ内に封入されたガスを吸入する真空ポンプであり、
前記故障予測部は、
前記真空ポンプがガスの吸入を開始してから前記チャンバ内が真空状態となるまでの真空到達時間を取得し、
取得した物理量及び真空到達時間に基づき、前記真空ポンプの故障時期を導出する
レーザ照射装置。 - 前記可動部品には、前記可動部品を可動した際の物理量を検出する検出部が設けられており、
前記検出部は、温度センサー及び振動センサーの少なくともいずれか1つ含み、
前記故障予測部は、前記検出部から、前記可動部品を可動した際の物理量を取得する
請求項1に記載のレーザ照射装置。 - 前記故障予測部は、
前記可動部品を可動した際の物理量を入力した場合に該可動部品の故障までの時間を出力する学習モデルに、取得した物理量を入力することによって、前記可動部品の故障時期を導出する
請求項1又は請求項2に記載のレーザ照射装置。 - 前記故障予測部は、
前記可動部品の積算可動時間を取得し、
取得した積算可動時間及び物理量に基づき、前記可動部品の故障時期を導出する
請求項1から請求項3のいずれか1項に記載のレーザ照射装置。 - 前記レーザ照射装置は、複数の前記レーザ光源、及び複数の前記レーザ光源それぞれに対応する複数の前記真空ポンプを備え、
前記故障予測部は、
複数の前記真空ポンプそれぞれの物理量及び真空到達時間を取得し、
取得した物理量及び真空到達時間それぞれに基づき、複数の前記真空ポンプそれぞれの故障時期を導出する
請求項1から請求項4のいずれか1項に記載のレーザ照射装置。 - 前記可動部品は、ダイアフラムポンプ、ヘリウムコンプレッサー及びコールドヘッドの少なくともいずれか1つ含む
請求項1から請求項5のいずれか1項に記載のレーザ照射装置。 - レーザ照射装置に備えられたレーザ光源による基板の加工を行うにあたり用いられる可動部品の故障予測を行うコンピュータに、
(A)前記可動部品を可動した際の物理量を取得し、
(B)取得した物理量に基づき、前記可動部品の故障時期を導出し、
前記可動部品は、前記レーザ光源のチャンバ内に封入されたガスを吸入する真空ポンプであり、
前記真空ポンプがガスの吸入を開始してから前記チャンバ内が真空状態となるまでの真空到達時間を取得し、
取得した物理量及び真空到達時間に基づき、前記真空ポンプの故障時期を導出する
処理を実行させる情報処理方法。 - レーザ照射装置に備えられたレーザ光源による基板の加工を行うにあたり用いられる可動部品の故障予測を行うコンピュータに、
(A)前記可動部品を可動した際の物理量を取得し、
(B)取得した物理量に基づき、前記可動部品の故障時期を導出し、
前記可動部品は、前記レーザ光源のチャンバ内に封入されたガスを吸入する真空ポンプであり、
前記真空ポンプがガスの吸入を開始してから前記チャンバ内が真空状態となるまでの真空到達時間を取得し、
取得した物理量及び真空到達時間に基づき、前記真空ポンプの故障時期を導出する
処理を実行させるプログラム。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021109202A JP7637579B2 (ja) | 2021-06-30 | 2021-06-30 | レーザ照射装置、情報処理方法、及びプログラム |
| US17/749,445 US12479050B2 (en) | 2021-06-30 | 2022-05-20 | Laser irradiation apparatus, information processing method, and recording medium recording program to be readable |
| TW111120617A TW202304089A (zh) | 2021-06-30 | 2022-06-02 | 雷射照射裝置、資訊處理方法和可讀取地記錄有程式的記錄介質 |
| CN202210697407.9A CN115548837A (zh) | 2021-06-30 | 2022-06-20 | 激光照射装置、信息处理方法和可读取地记录有程序的记录介质 |
| JP2025006423A JP2025061413A (ja) | 2021-06-30 | 2025-01-16 | レーザ照射装置、情報処理方法、及びプログラム |
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| US12306595B1 (en) * | 2023-12-26 | 2025-05-20 | Dongguan Pepper Gray Technology Co., Ltd. | Laser packaging system and intelligent heat dissipation method thereof |
| CN117458261B (zh) * | 2023-12-26 | 2024-04-16 | 东莞市湃泊科技有限公司 | 激光器封装系统及其智能散热方法 |
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| US20230001518A1 (en) | 2023-01-05 |
| JP2025061413A (ja) | 2025-04-10 |
| US12479050B2 (en) | 2025-11-25 |
| CN115548837A (zh) | 2022-12-30 |
| JP2023006547A (ja) | 2023-01-18 |
| TW202304089A (zh) | 2023-01-16 |
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