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IPC Main Group
H03K 3/00

Circuits for generating electric pulses; Monostable, bistable or multistable circuits

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
ELECTRICITY
Class:
ELECTRONIC CIRCUITRY
Subclass:
PULSE TECHNIQUE

Related Keywords

monostable, bistable, or multistable CIRCUITSMULTIVIBRATORSTRIGGER circuits

7 direct subcodes

Child Classifications

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  • H03K 3/78 Generating a single train of pulses having a predetermined pattern, e.g. a predetermined number
  • H03K 3/8 Generating trains of sinusoidal oscillations
  • H03K 3/84 Generating pulses having a predetermined statistical distribution of a parameter, e.g. random pulse generators
  • H03K 3/86 Generating pulses by means of delay lines and not covered by the preceding subgroups

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