CPC Subgroup
H03M 1/66 Digital/analogue converters ( H03M1/10 take precedence)
Full Title
Analogue/digital conversion; Digital/analogue conversion (conversion of analogue values to or from differential modulation H03M3/00) > Digital/analogue converters ( H03M1/10 take precedence)
12 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- H03M 1/68 with conversions of different sensitivity, i.e. one conversion relating to the more significant digital bits and another conversion to the less significant bits
- H03M 1/70 Automatic control for modifying converter range
- H03M 1/72 Sequential conversion in series-connected stages (H03M1/68 takes precedence)
- H03M 1/74 Simultaneous conversion
- H03M 1/82 with intermediate conversion to time interval
- H03M 1/86 with intermediate conversion to frequency of pulses
Top Applicants
Top 10 applicants by patent filingsfor class H03, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 7,293
- QUALCOMM US 7,085
- MURATA MANUFACTURING COMPANY JP 5,982
- HUAWEI TECHNOLOGIES COMPANY CN 4,641
- INTEL CORPORATION US 3,863
- TEXAS INSTRUMENTS US 3,409
- MURATA MANUFACTURING COMPANY 2,874
- SK HYNIX KR 2,644
- SKYWORKS SOLUTIONS US 2,545
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,437