Title:
LASER DIODE DRIVING CIRCUIT
Document Type and Number:
WIPO Patent Application WO/2021/210217
Kind Code:
A1
Abstract:
A laser diode driving circuit (101) is provided with: a loop (LP1) configured by including a laser diode (LD1), a driving capacitor (C1) that stores driving charges, and a switch element (Q1); a first inductor (L1) connected in series to the laser diode (LD1); a parallel capacitor (C2) connected in parallel to a serial circuit that comprises the laser diode (LD1) and the first inductor (L1); and a first diode (D1) that is connected in parallel to the serial circuit and that has a polarity reverse to that of the laser diode (LD1).
Inventors:
ANDO SHOTA (JP)
Application Number:
PCT/JP2020/045892
Publication Date:
October 21, 2021
Filing Date:
December 09, 2020
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01S5/062; G01S7/484; H01S5/042
Domestic Patent References:
| WO2019207938A1 | 2019-10-31 | |||
| WO2018066612A1 | 2018-04-12 |
Foreign References:
| US20180261975A1 | 2018-09-13 | |||
| JP2020506399A | 2020-02-27 | |||
| JP2017028235A | 2017-02-02 | |||
| US20070280314A1 | 2007-12-06 |
Attorney, Agent or Firm:
KAEDE PATENT ATTORNEYS' OFFICE (JP)
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