Method and apparatus for encoding image data and method and apparatus for decoding image data

F Leleannec, S Lasserre, D Touze - 2015 - Google Patents
EP2894857A1 - Method and apparatus for encoding image data and method and apparatus
for decoding image data - Google Patents EP2894857A1 - Method and apparatus for encoding …

Tone mapper with filtering for dynamic range conversion and methods for use therewith

X Li, Y Liu, XG Zhao - US Patent 9,652,870, 2017 - Google Patents
Related US Application Data(Continued)(63) Continuation-in-part of application No.
14/863,065, Primary Examiner—Brian Yenke filed on Sep. 23, 2015.(74) Attorney, Agent, or …

Apparatus for generating image and method thereof

CK Min, NH Kim, J Se-Myoung - US Patent 9,832,389, 2017 - Google Patents
An apparatus includes an image conversion unit suitable for converting a short exposure
block according to an exposure ratio; a motion and saturation detection unit suitable for …

System, method, and apparatus for determining a high dynamic range image

BC Douady, MSA Kraak, GM Guèrin… - US Patent 11,196,918, 2021 - Google Patents
Systems and methods are disclosed for image signal pro cessing. For example, systems
may include an image sensor and a processing apparatus. The image sensor captures …

Transforming wide dynamic range images to reduced dynamic range images

B Zhang, AU Batur - US Patent 9,148,580, 2015 - Google Patents
A method of transforming an N-bit raw wide dynamic range (WDR) Bayer image to a K-bit
raw red-green-blue (RGB) image wherein N> K is provided that includes converting the N-bit …

Brightness compensation method of mura area and design method of mura pixel dot brightness

Y Deng - US Patent 9,805,667, 2017 - Google Patents
The present invention provides a brightness compensation method of a Mura area and a
design method of a Mura pixel dot brightness. By searching the right and lower normal pixel …

Three-dimensional noise reduction

BC Douady, MSA Kraak, GM Guérin… - US Patent 11,653,088, 2023 - Google Patents
Systems and methods are disclosed for image signal processing. For example, methods
may include receiving a current image of a sequence of images from an image sensor; …

System and method of fast adaptive blending for high dynamic range imaging

Z Cao, M Wang, YU Lifu - US Patent 10,055,872, 2018 - Google Patents
A system for high dynamic range (HDR) imaging and methods for making and using same is
disclosed. An HDR module in a camera initializes a set of lookup tables (LUTs) in YUV color …

Tone mapping for high-dynamic-range images

J Kuang, C Kao, X Jiang - US Patent App. 15/946,568, 2019 - Google Patents
A device may identify a first pixel array representing a high dynamic range (HDR) image of a
scene. The device may determine one or more image statistics associated with the HDR …

Local enhancement apparatus and method to generate high dynamic range images by blending brightness-preserved and brightness-adjusted blocks

Y Peng - US Patent 9,307,162, 2016 - Google Patents
An embodiment of a local enhancement apparatus is pro vided, in which a block divider
divides an image into a plu rality of blocks, and a first enhancement unit performs a …