Invention Grant
- Patent Title: Semiconductor optical modulator, an optical amplifier and an integrated semiconductor light-emitting device
- Patent Title (中): 半导体光调制器，光放大器和集成半导体发光器件
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Application No.: US12882315Application Date: 2010-09-15
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Publication No.: US08279519B2Publication Date: 2012-10-02
- Inventor: Takashi Takahashi , Shunichi Sato
- Applicant: Takashi Takahashi , Shunichi Sato
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Dickstein Shapiro LLP
- Priority: JP2001-069816 20010313; JP2001-070289 20010313; JP2001-323209 20011022; JP2002-009834 20020118; JP2002-044303 20020221
- Main IPC: H01S3/00
- IPC: H01S3/00 ; H01S3/14
Abstract:
An integrated semiconductor optical-emitting device includes a surface-emission laser diode and an EA-type semiconductor optical modulator integrated commonly on a GaAs substrate in a direction perpendicular to the GaAs substrate.
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