Air conditioner
US11493223B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2018 |
| Grant date | Nov 8, 2022 |
| Priority date | — |
| Expiry date | Jan 11, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B7/0413
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
Disclosed is an air conditioner including a plurality of units having an outdoor unit and an indoor unit. The plurality of units includes a controller configured to control an input/output and control to operate according to setting and a communication unit configured to transmit and receive data in a wireless communication method between the plurality of units. The communication unit includes a plurality of antenna connection units respectively connected to the plurality of antennas, and a transmission/reception unit configured to apply a signal of a certain frequency band to the plurality of antennas through the plurality of antenna connection units, and to process a signal received from the plurality of antennas. The communication unit includes a plurality of antennas, and is configured to transmit and receive data through multiple input and output, so that the plurality of units can directly communicate wirelessly, specify a frequency of a signal used in consideration of obstacles in a building and installation distances, and perform multiple input and output by using the plurality of antennas, thereby achieving stable communication by securing communication coverage, and impro…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.