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IPC Main Group
G06T 9/00

Image coding

Introduced: January 1995

Last revised: January 2006

Classification Context

Section:
PHYSICS
Class:
COMPUTING OR CALCULATING; COUNTING
Subclass:
IMAGE DATA PROCESSING OR GENERATION, IN GENERAL

Additional Content

Bandwidth or redundancy reduction for static pictures Coding or decoding of static colour picture signals Methods or arrangements for coding, decoding, compressing or decompressing digital video signals

2 direct subcodes

Child Classifications

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  • G06T 9/2 Contour coding, e.g. using detection of edges
  • G06T 9/4 Tree coding, e.g. quadtree, octree

Top Applicants

Top 10 applicants by patent filingsfor class G06, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 66,669
  2. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 62,313
  3. MICROSOFT TECHNOLOGY LICENSING US 41,918
  4. GOOGLE US 32,969
  5. SGCC(STATE GRID CORPORATION OF CHINA) 30,822
  6. INTEL CORPORATION US 30,010
  7. TENCENT TECHNOLOGY (SHENZHEN) COMPANY 28,235
  8. HUAWEI TECHNOLOGIES COMPANY CN 26,079
  9. APPLE US 21,891
  10. HUAWEI TECHNOLOGIES COMPANY 20,505