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DIFF Subgroup
G10L 21/06

Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids (G10L15/26 takes precedence)

Introduced: January 2000

Title

Titles differ between systems:

IPC: Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids

CPC: Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids (G10L15/26 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility > Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids

CPC:

Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility (G10L19/00 takes precedence) > Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids (G10L15/26 takes precedence)

Additional Content IPC

Speech to text systems

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • G10L 2021/065 2nd only CPC only CPC only
  • G10L 21/16 Transforming into a non-visible representation (devices or methods enabling ear patients to replace direct auditory perception by another kind of perception A61F11/04) since 2013 IPC+CPC Available in IPC and CPC
  • G10L 21/18 Details of the transformation process since 2013 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G10,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 5,218
  2. GOOGLE US 4,644
  3. FRAUNHOFER DE 4,601
  4. SONY CORPORATION JP 2,380
  5. HUAWEI TECHNOLOGIES COMPANY CN 2,179
  6. YAMAHA CORPORATION 2,120
  7. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 1,974
  8. MICROSOFT TECHNOLOGY LICENSING US 1,916
  9. AMAZON TECHNOLOGIES US 1,866
  10. DOLBY LABORATORIES LICENSING CORPORATION US 1,843

Top Applicants (CPC)

Class G10,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 6,277
  2. GOOGLE US 5,429
  3. FRAUNHOFER DE 4,984
  4. SONY CORPORATION JP 2,808
  5. HUAWEI TECHNOLOGIES COMPANY CN 2,577
  6. MICROSOFT TECHNOLOGY LICENSING US 2,382
  7. DOLBY LABORATORIES LICENSING CORPORATION US 2,123
  8. QUALCOMM US 2,117
  9. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,049
  10. AMAZON TECHNOLOGIES US 1,924