18355238. IMAGE SENSING DEVICE simplified abstract (SK hynix Inc.)
Contents
IMAGE SENSING DEVICE
Organization Name
Inventor(s)
Sung Wook Cho of Icheon-si (KR)
IMAGE SENSING DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18355238 titled 'IMAGE SENSING DEVICE
The patent application describes an image sensing device with specific features to improve image quality and performance.
- Pixel region with photoelectric conversion elements for converting light into electrical signals.
- Dummy region surrounding the pixel region without photoelectric conversion elements.
- First microlenses to converge light onto photoelectric conversion elements in the pixel region.
- Second microlenses isolated from the first microlenses in the dummy region.
- Alignment pattern aligned with the second microlenses in the semiconductor substrate.
Potential Applications: - High-resolution imaging in digital cameras. - Medical imaging devices for diagnostics. - Surveillance systems for security purposes.
Problems Solved: - Improved image quality by optimizing light convergence. - Reduction of noise and distortion in captured images. - Enhanced sensitivity to light for better low-light performance.
Benefits: - Sharper and clearer images. - Enhanced performance in various lighting conditions. - Increased efficiency in image processing.
Commercial Applications: Title: "Advanced Image Sensing Technology for Enhanced Imaging Solutions" This technology can be utilized in: - Smartphone cameras for better photography. - Automotive cameras for improved safety features. - Industrial inspection systems for quality control.
Prior Art: No prior art information provided in the abstract.
Frequently Updated Research: No information on frequently updated research relevant to this technology.
Questions about Image Sensing Devices: Question 1: How does the alignment pattern improve the performance of the image sensing device? Answer: The alignment pattern ensures precise alignment of the second microlenses, enhancing the overall image quality by optimizing light distribution.
Question 2: What are the key differences between the first and second microlenses in the image sensing device? Answer: The first microlenses are designed to converge light onto photoelectric conversion elements, while the second microlenses are isolated and located in the dummy region to prevent interference with the pixel region.
Original Abstract Submitted
An image sensing device includes a pixel region provided in a first portion of a semiconductor substrate such that photoelectric conversion elements for converting incident light into an electrical signal are disposed in the first portion of the semiconductor substrate, a dummy region located outside the pixel region to surround the pixel region and provided in a second portion of the semiconductor substrate without including a photoelectric conversion element, first microlenses disposed over the first portion of the semiconductor substrate and in the pixel region, the first microlenses configured to converge the incident light onto corresponding photoelectric conversion elements, second microlenses disposed over the second portion of the semiconductor substrate and in the dummy region, the second microlenses isolated from the first microlenses, and at least one alignment pattern disposed in the second portion of semiconductor substrate so as to be aligned with the second microlenses.
