IPC Subgroup
G06T 3/4 Scaling of whole images or parts thereof, e.g. expanding or contracting
Introduced: January 1995
Last revised: January 2024
Full Title
Geometric image transformations in the plane of the image > Scaling of whole images or parts thereof, e.g. expanding or contracting
Classification Context
- Section:
- PHYSICS
- Class:
- COMPUTING OR CALCULATING; COUNTING
- Subclass:
- IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
Additional Content
Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
9 direct subcodes
Child Classifications
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- G06T 3/4007 based on interpolation, e.g. bilinear interpolation
- G06T 3/4015 Image demosaicing, e.g. colour filter arrays [CFA] or Bayer patterns
- G06T 3/4023 based on decimating pixels or lines of pixels; based on inserting pixels or lines of pixels
- G06T 3/403 Edge-driven scaling; Edge-based scaling
- G06T 3/4038 Image mosaicing, e.g. composing plane images from plane sub-images
- G06T 3/4046 using neural networks
- G06T 3/4053 based on super-resolution, i.e. the output image resolution being higher than the sensor resolution
- G06T 3/4084 in the transform domain, e.g. fast Fourier transform [FFT] domain scaling
- G06T 3/4092 Image resolution transcoding, e.g. by using client-server architectures
Top Applicants
Top 10 applicants by patent filingsfor class G06, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 66,669
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 62,313
- MICROSOFT TECHNOLOGY LICENSING US 41,918
- GOOGLE US 32,969
- SGCC(STATE GRID CORPORATION OF CHINA) 30,822
- INTEL CORPORATION US 30,010
- TENCENT TECHNOLOGY (SHENZHEN) COMPANY 28,235
- HUAWEI TECHNOLOGIES COMPANY CN 26,079
- APPLE US 21,891
- HUAWEI TECHNOLOGIES COMPANY 20,505