Title:
WASHING MACHINE AND CONTROL METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/256910
Kind Code:
A1
Abstract:
A washing machine is provided. The washing machine includes an inner tub, a motor connected to the inner tub through a rotating shaft, an inverter circuit operatively connected to the motor and comprising three pairs of bridged switching elements, and at least one processor configured to provide a modulation signal to the inverter circuit to turn on or off the three pairs of bridged switching elements so as to convert DC power into AC power. The at least one processor is further configured to provide the modulation signal to two pairs of switching elements among the three pairs of bridged switching elements for a first time period in a first mode, provide the modulation signal to the three pairs of bridged switching elements for a second time period in a second mode, ad alternately perform the first mode and the second mode.
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Inventors:
ADACHI KOSAKU (JP)
MIYAKE HIROYUKI (JP)
MIYAKE HIROYUKI (JP)
Application Number:
PCT/KR2021/095060
Publication Date:
December 23, 2021
Filing Date:
May 26, 2021
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
D06F34/10; D06F33/48; D06F34/08; D06F37/20; D06F37/30; D06F37/40
Foreign References:
| US20120006065A1 | 2012-01-12 | |||
| JP2011109803A | 2011-06-02 | |||
| JP2013208009A | 2013-10-07 | |||
| JP2011259546A | 2011-12-22 | |||
| KR100316832B1 | 2002-01-16 |
Attorney, Agent or Firm:
SELIM INTELLECTUAL PROPERTY LAW FIRM (KR)
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