WIRELESS LAN DEVICE AND CONTROLLING METHOD THEREOF
First Claim
1. A wireless local area network (LAN) device that wirelessly communicates using a specific frequency channel shared by a radar and a wireless LAN system, the wireless LAN device comprising:
- a plurality of antennas;
a wireless communication unit including a plurality of transceiver circuits respectively provided for each of the plurality of antennas; and
a controller that controls the wireless communication unit, whereinthe wireless communication unit wirelessly communicates in accordance with a multiple input multiple output (MIMO) scheme by the plurality of transceiver circuits, andthe controller controls the wireless communication unit to execute radar wave monitoring on a frequency channel different from a frequency channel in use for wireless communication using one of the plurality of transceiver circuits when the frequency channel in use for the wireless communication is the specific frequency channel.
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Abstract
A wireless LAN device for wirelessly communicating using a specific frequency channel shared by a radar and a wireless LAN system. The wireless LAN device includes a plurality of antennas; a wireless communication unit including a plurality of transceiver circuits respectively provided for each of the plurality of antennas; and a controller that controls the wireless communication unit. The wireless communication unit wirelessly communicates in accordance with a multiple input multiple output (MIMO) scheme by the plurality of transceiver circuits, and the controller controls the wireless communication unit to execute radar wave monitoring on a frequency channel different from a frequency channel in use for wireless communication using one of the plurality of transceiver circuits when the frequency channel in use for the wireless communication is the specific frequency channel.
109 Citations
15 Claims
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1. A wireless local area network (LAN) device that wirelessly communicates using a specific frequency channel shared by a radar and a wireless LAN system, the wireless LAN device comprising:
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a plurality of antennas; a wireless communication unit including a plurality of transceiver circuits respectively provided for each of the plurality of antennas; and a controller that controls the wireless communication unit, wherein the wireless communication unit wirelessly communicates in accordance with a multiple input multiple output (MIMO) scheme by the plurality of transceiver circuits, and the controller controls the wireless communication unit to execute radar wave monitoring on a frequency channel different from a frequency channel in use for wireless communication using one of the plurality of transceiver circuits when the frequency channel in use for the wireless communication is the specific frequency channel. - View Dependent Claims (2, 3, 4, 5)
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6. A method of communicating performed by a wireless local area network (LAN) device that wirelessly communicates using a specific frequency channel shared by a radar and a wireless LAN system, the method comprising:
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wirelessly communicating in accordance with a multiple input multiple output (MIMO) scheme using a plurality of transceiver circuits respectively provided for each of a plurality of antennas; and executing radar wave monitoring on a frequency channel different from a frequency channel in use for wireless communication using one of the plurality of transceiver circuits when the frequency channel in use for the wireless communication is the specific frequency channel. - View Dependent Claims (7, 8, 9, 10)
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11. A non-transitory computer-readable medium including computer program instructions, when executed by a wireless local area network (LAN) device that wirelessly communicates using a specific frequency channel shared by a radar and a wireless LAN system, causes the wireless LAN device to perform a communication process comprising:
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wirelessly communicating in accordance with a multiple input multiple output (MIMO) scheme using a plurality of transceiver circuits respectively provided for each of a plurality of antennas; and executing radar wave monitoring on a frequency channel different from a frequency channel in use for wireless communication using one of the plurality of transceiver circuits when the frequency channel in use for the wireless communication is the specific frequency channel. - View Dependent Claims (12, 13, 14, 15)
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Specification