LIGHT EMITTING SEMICONDUCTOR DEVICE

A fiber coupled semiconductor device and a method of manufacturing of such a device are disclosed. The method provides an improved stability of optical coupling during assembly of the device, whereby a higher optical power levels and higher overall efficiency of the fiber coupled device can be achie...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: RAJU REDDY, QIU XIANGDONG, DUESTERBERG RICHARD L, YALAMANCHILI PRASAD, SKIDMORE JAY A
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A fiber coupled semiconductor device and a method of manufacturing of such a device are disclosed. The method provides an improved stability of optical coupling during assembly of the device, whereby a higher optical power levels and higher overall efficiency of the fiber coupled device can be achieved. The improvement is achieved by attaching the optical fiber to a vertical mounting surface of a fiber mount. The platform holding the semiconductor chip and the optical fiber can be mounted onto a spacer mounted on a base. The spacer has an area smaller than the area of the platform, for mechanical decoupling of thermally induced deformation of the base from a deformation of the platform of the semiconductor device. Optionally, attaching the fiber mount to a submount of the semiconductor chip further improves thermal stability of the packaged device.