JP2024519808A - 光電子半導体チップ及び構成要素 - Google Patents
光電子半導体チップ及び構成要素 Download PDFInfo
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Abstract
【選択図】図1
Description
2 支持体
20 支持体上面
21 成長基板
22 代替支持体
23 ファスナ
24 切欠き
25 支持面
26 さらなる支持面
3 半導体層列
30 接触面
33 活性ゾーン
34 出力結合ファセット
35 プリファセット
36 さらなるファセット
37 放射面
4 光学的高屈折率層
41 高屈折率層用の開始層
45 高屈折率層の外面
5 光学的な低屈折率コーティング
61 出力結合鏡
62 反射メタライゼーション
63 固定手段
64 電気的接触手段
65 端面鏡コーティング
66 反射防止コーティング
67 発光層
7 光学系
8 ギャップ
91 第1の電気的接触層
92 第2の電気的接触層
10 構成要素
11 実装プラットフォーム
12 導電性コーティング
13 支持体材料
14 リードフレーム部分
15 電気的な接続
G 半導体層列の成長方向
Claims (15)
- 光電子半導体チップ(1)であって、
-支持体(2)
-放射線(R)を生成するための少なくとも1つの活性ゾーン(33)を有する前記支持体(2)上の半導体層列(3)、
-前記放射線を出力結合するための前記半導体層列(3)の出力結合ファセット(34)上の光学高屈折率層(4)、及び
-前記放射線(R)の全反射のための前記高屈折率層(4)の外面(45)に直接なされた光学的な低屈折率コーティング(5)を含み
-前記半導体層列(3)は、前記半導体層列(3)の成長方向(G)に対して垂直な前記活性ゾーン(33)において前記放射線(R)を誘導するよう構成され、
-前記高屈折率層(4)は、前記成長方向(G)に対して平行な前記外面(45)の前記放射線(R)を偏向するように構成されており、
-前記支持体(2)は、代替支持体(22)であり、前記放射線(R)は、前記外面(45)により前記支持体(2)から離れるように放射され、
-前記支持体(2)が前記半導体層列(3)のための切欠き(24)を有し、それによって、前記支持体(2)が前記出力結合ファセット(34)に面する支持面(25)を有し、前記低屈折率コーティング(5)が前記支持面(25)に適用され、前記高屈折率層(4)が前記低屈折率コーティング(5)に着座し、
-平面図で、及び活性ゾーン(33)を有していない少なくとも1つの領域で見た前記半導体層列(3)が、固定手段(63)によって前記支持体(2)に適用された前記低屈折率コーティング(5)に固定される、光電子半導体チップ(1)。 - 前記放射線(R)の最大強度の波長において、前記高屈折率層(4)が、前記低屈折率コーティング(5)よりも少なくとも0.6高い屈折率を有する半導体レーザである、請求項1に記載の光電子半導体チップ(1)。
- 前記活性ゾーン(33)と前記高屈折率層(4)との間の屈折率の差が、最大で0.3であり、
前記高屈折率層(4)は、前記出力結合ファセット(34)に直接配置されており、前記出力結合ファセット(34)は、前記成長方向(G)に対して横方向に配向されている、請求項1または2に記載の光電子半導体チップ(1)。 - 前記出力結合ファセット(34)上に直接、出力結合鏡(61)をさらに備え、
前記高屈折率層(4)は、前記出力結合鏡(61)に直接配置されており、前記出力結合ファセット(34)は、前記成長方向(G)に対して平行に配向されている、請求項1または2に記載の光電子半導体チップ(1)。 - 前記高屈折率層(4)は、前記出力結合ファセット(34)及び/または前記出力結合鏡(61)のための平坦化層である、請求項1から4のいずれか1項に記載の光電子半導体チップ(1)。
- 前記高屈折率層(4)は、前記外面(45)と前記出力結合ファセット(34)との間の角度が0.1°以上20°以下となるような、前記出力結合ファセット(34)に対する角度補正層である、請求項1から5のいずれか1項に記載の光電子半導体チップ(1)。
- 前記放射線(R)に対して反射し、前記出力結合ファセット(34)とは反対側の前記低屈折率コーティング(5)の面に直接的に配置される、メタライゼーション(62)をさらに含む、請求項1から6のいずれか1項に記載の光電子半導体チップ(1)。
- 前記低屈折率コーティング(5)が、前記支持体(2)に面した前記半導体層列(3)の接触面(30)に穿孔されており、それによって、電気的接触手段(64)が、前記低屈折率コーティング(5)を通って前記半導体層列(3)に導かれ、
前記支持体(2)の前記支持面(25)において、前記低屈折率コーティング(5)が、前記支持体(2)に直接配置されている、請求項1から7のいずれか1項に記載の光電子半導体チップ(1)。 - 前記低屈折率コーティング(5)と前記高屈折率層(4)との間の前記接触面(30)にギャップ(8)が設けられている、請求項8に記載の光電子半導体チップ(1)。
- 横方向において、すなわち前記成長方向(G)に対して垂直な方向で、及び前記半導体層列(3)から離れる方向において、前記支持体(2)の第1の領域は、前記支持面(25)に隣接しており、前記成長方向(G)に対して垂直に配向されており、前記支持体(2)の第2の領域は、前記第1の領域に隣接しており、前記支持体(2)の厚さは、前記半導体層列(3)から離れる方向で前記第2の領域において減少している、請求項9に記載の光電子半導体チップ(1)。
- 前記固定手段(63)は、少なくとも1つの金属をベースとするか、または金属合金である、請求項10に記載の光電子半導体チップ(1)。
- 前記出力結合ファセット(34)とは反対側のさらなるファセット(36)が、前記成長方向(G)に対して傾斜して配向されており、
前記さらなるファセット(35)に関連するさらなる支持面(26)は、前記成長方向(G)に対して平行に配向されており、それによって、前記さらなる支持面(26)は、前記活性ゾーン(33)から前記活性ゾーン(33)へ戻る前記さらなる支持面(26)に到達する前記放射線(R)の放射線構成要素を反射するように構成されている、請求項1から11のいずれか1項に記載の光電子半導体チップ(1)。 - さらに、前記放射線(R)に対するビーム補正のための光学系(7)を備えており、
前記光学系(7)は、平面図で見て前記外面(45)の上方に配置されている、請求項1から12のいずれか1項に記載の光電子半導体チップ(1)。 - 前記光学系(7)は、前記支持体(2)から生成されている、請求項13に記載の光電子半導体チップ(1)。
- -複数の、請求項13および14の少なくとも1つに記載の光電子半導体チップ(1)と、
-実装プラットフォーム(11)と、を含み、
前記半導体チップ(1)は、前記実装プラットフォーム(11)に実装されており、前記半導体チップ(1)の前記光学系(7)によって、前記半導体チップ(1)の放射線の方向が互いに適合される、構成要素(10)。
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