CPC Main Group
G10L 15/00 Speech recognition (G10L17/00 takes precedence)
11 direct subcodes
Child Classifications
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- G10L 15/01 Assessment or evaluation of speech recognition systems
- G10L 15/02 Feature extraction for speech recognition; Selection of recognition unit
- G10L 15/04 Segmentation; Word boundary detection
- G10L 15/06 Creation of reference templates; Training of speech recognition systems, e.g. adaptation to the characteristics of the speaker's voice (G10L15/14 takes precedence)
- G10L 15/08 Speech classification or search
- G10L 15/20 Speech recognition techniques specially adapted for robustness in adverse environments, e.g. in noise, of stress induced speech (G10L21/02 takes precedence)
- G10L 15/22 Procedures used during a speech recognition process, e.g. man-machine dialogue
- G10L 15/24 Speech recognition using non-acoustical features
- G10L 15/26 Speech to text systems (G10L15/08 takes precedence)
- G10L 15/28 Constructional details of speech recognition systems
Top Applicants
Top 10 applicants by patent filingsfor class G10, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 6,277
- GOOGLE US 5,429
- FRAUNHOFER DE 4,984
- SONY CORPORATION JP 2,808
- HUAWEI TECHNOLOGIES COMPANY CN 2,577
- MICROSOFT TECHNOLOGY LICENSING US 2,382
- DOLBY LABORATORIES LICENSING CORPORATION US 2,123
- QUALCOMM US 2,117
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,049
- AMAZON TECHNOLOGIES US 1,924