Air conditioning system
US11489552B2 · kind B2 · utility
0Cited by
1References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 1, 2019 |
| Grant date | Nov 1, 2022 |
| Priority date | — |
| Expiry date | Mar 1, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B3/28
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An air conditioning system includes an outdoor unit and an indoor unit connected to the outdoor unit through an air conditioning communication line. The outdoor unit includes: a control unit; a compressor; a fan; a compressor inverter; a fan inverter; a heat exchanger; and valves of various types. The control unit of the outdoor unit has a coupling capacitor and a noise-cutting transformer which are between a communication circuit and the air conditioning communication line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.