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IPC Subgroup
H03M 5/06

Code representation, e.g. transition, for a given bit cell depending only on the information in that bit cell

Introduced: January 1985

Last revised: January 2006

Full Title

Conversion of the form of the representation of individual digits > Conversion to or from representation by pulses > the pulses having two levels > Code representation, e.g. transition, for a given bit cell depending only on the information in that bit cell

Classification Context

Section:
ELECTRICITY
Class:
ELECTRONIC CIRCUITRY
Subclass:
CODING, DECODING OR CODE CONVERSION, IN GENERAL

3 direct subcodes

Child Classifications

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  • H03M 5/08 Code representation by pulse width
  • H03M 5/1 Code representation by pulse frequency
  • H03M 5/12 Biphase level code, e.g. split phase code, Manchester code; Biphase space or mark code, e.g. double frequency code

Top Applicants

Top 10 applicants by patent filingsfor class H03, 2013–2023, worldwide · Source: EPO PATSTAT

  1. QUALCOMM US 5,625
  2. SAMSUNG ELECTRONICS COMPANY KR 5,496
  3. MURATA MANUFACTURING COMPANY JP 5,478
  4. HUAWEI TECHNOLOGIES COMPANY CN 3,383
  5. INTEL CORPORATION US 3,091
  6. TEXAS INSTRUMENTS US 3,070
  7. MURATA MANUFACTURING COMPANY 2,722
  8. SKYWORKS SOLUTIONS US 2,290
  9. SEIKO EPSON CORPORATION 2,177
  10. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,158