Sumitomo electric industries, ltd. (20240302707). OPTICAL SEMICONDUCTOR DEVICE simplified abstract

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OPTICAL SEMICONDUCTOR DEVICE

Organization Name

sumitomo electric industries, ltd.

Inventor(s)

Kosuke Sekiguchi of Osaka-shi (JP)

Keiji Tanaka of Osaka-shi (JP)

OPTICAL SEMICONDUCTOR DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240302707 titled 'OPTICAL SEMICONDUCTOR DEVICE

The abstract describes an optical semiconductor device with an element portion on a substrate, first protruding portions, a resin body embedding the element portion and protruding portions, wiring on the resin body, and a protective film covering the wiring.

  • The element portion includes a mesa protruding portion with a first semiconductor layer and a mesa waveguide.
  • The first protruding portions, separated and each containing the first semiconductor layer, are on the principal surface.
  • Wiring is provided between the first protruding portions and the element portion, with a side surface adjacent to the protruding portions.
  • The protective film covers the top surface and the wiring, with an acute angle between portions covering the side surface and the top surface.

Potential Applications: - Optical communication systems - Semiconductor manufacturing - Photonics technology

Problems Solved: - Enhanced optical performance - Improved integration of semiconductor components - Protection of delicate wiring and semiconductor layers

Benefits: - Higher efficiency in optical signal processing - Increased reliability of semiconductor devices - Enhanced durability in harsh environments

Commercial Applications: Optical communication equipment manufacturers can utilize this technology to improve the performance and reliability of their products, gaining a competitive edge in the market.

Prior Art: Researchers can explore prior patents related to optical semiconductor devices, semiconductor integration, and protective coatings to understand the evolution of this technology.

Frequently Updated Research: Ongoing studies focus on optimizing the design of optical semiconductor devices for increased efficiency and reliability in various applications.

Questions about Optical Semiconductor Devices: 1. How does the design of the optical semiconductor device impact its performance? 2. What are the key factors influencing the reliability of semiconductor components in optical devices?


Original Abstract Submitted

an optical semiconductor device includes: an element portion provided on a principal surface of a substrate; first protruding portions provided on the principal surface; a resin body including a top surface and embedding the element portion and the first protruding portions; a wiring provided on the top surface; and a protective film covering the top surface and the wiring. the element portion includes a mesa protruding portion including a first semiconductor layer, and a mesa waveguide. the first protruding portions are separated from each other and each includes the first semiconductor layer. the wiring is provided between the first protruding portions and the element portion and includes a side surface adjacent to the first protruding portions. an angle formed by a first portion covering the side surface of the wiring and a second portion covering the top surface and connected to the first portion is acute.