18731895. IMAGE SENSOR simplified abstract (Samsung Electronics Co., Ltd.)
Contents
IMAGE SENSOR
Organization Name
Inventor(s)
Kook-tae Kim of Hwaseong-si (KR)
Jin-gyun Kim of Hwaseong-si (KR)
IMAGE SENSOR - A simplified explanation of the abstract
This abstract first appeared for US patent application 18731895 titled 'IMAGE SENSOR
Simplified Explanation: The patent application describes an image sensor with a unique pixel isolation film that includes a buried conductive layer containing polysilicon with a fining element at a specific concentration, along with an insulating liner.
- The image sensor has a semiconductor substrate with active pixels defined by the pixel isolation film.
- The buried conductive layer in the pixel isolation film contains polysilicon with a fining element at a specific concentration.
- An insulating liner separates the buried conductive layer from the semiconductor substrate.
- The fining element in the buried conductive layer includes oxygen, carbon, or fluorine.
Key Features and Innovation:
- Pixel isolation film with buried conductive layer and insulating liner.
- Polysilicon with a fining element at a specific concentration.
- Active pixels defined in the semiconductor substrate.
- Fining element includes oxygen, carbon, or fluorine.
Potential Applications: The technology can be used in various imaging devices such as cameras, smartphones, and medical imaging equipment.
Problems Solved: The technology addresses the need for improved pixel isolation and conductivity in image sensors.
Benefits:
- Enhanced image quality.
- Improved pixel performance.
- Increased sensor efficiency.
Commercial Applications: Potential commercial applications include digital cameras, surveillance systems, and medical imaging devices. The technology could also be used in scientific research equipment.
Questions about Image Sensor Technology: 1. How does the buried conductive layer improve pixel isolation in the image sensor? 2. What are the advantages of using polysilicon with a fining element in the pixel isolation film?
Frequently Updated Research: Researchers are continually exploring ways to enhance image sensor technology, including improving pixel isolation and conductivity for better overall performance.
Original Abstract Submitted
An image sensor including a semiconductor substrate having a first surface and a second surface; and a pixel isolation film extending from the first surface of the semiconductor substrate into the semiconductor substrate and defining active pixels in the semiconductor substrate, wherein the pixel isolation film includes a buried conductive layer including polysilicon containing a fining element at a first concentration; and an insulating liner between the buried conductive layer and the semiconductor substrate, and wherein the fining element includes oxygen, carbon, or fluorine.
