A device for measuring a wireless signal, the device comprising: a first antenna set including a plurality of antennas (211-1 to 211-N) having adjustable oriented directions; a second antenna set including a plurality of antennas (212-1 to 212-N) having fixed oriented directions; and at least one processor configured to: determine an oriented direction of at least one of the plurality of antennas (211-1 to 211-N; 212-1 to 212-N), adjust a vertical angle of at least one of the plurality of antennas (211-1 to 211-N) included in the first antenna set based on the determining, rotate the first antenna set and the second antenna set to a certain horizontal angle based on the determining, determine a certain antenna having an oriented direction corresponding to a moving direction of the device, and receive and analyze wireless signals by using the first antenna set and the second antenna set, wherein the plurality of antennas (211-1 to 211-N; 212-1 to 212-N) included in the first antenna set and the second antenna set are arranged in a hemispherical shape, the first antenna set is disposed on an upper end of the hemispherical shape, and the second antenna set is disposed on a lower end of the hemispherical shape, wherein one of the plurality of antennas (211-1 to 211-N) included in the first antenna set and one of the plurality of antennas (212-1 to 212-N) included in the second antenna set are arranged at a same horizontal angle to form an antenna pair (210-1 to 210-N), wherein each antenna included in the antenna pair (210-1 to 210-N) has a different vertical angle. a first antenna set including a plurality of antennas (211-1 to 211-N) having adjustable oriented directions; a second antenna set including a plurality of antennas (212-1 to 212-N) having fixed oriented directions; and at least one processor configured to: determine an oriented direction of at least one of the plurality of antennas (211-1 to 211-N; 212-1 to 212-N), adjust a vertical angle of at least one of the plurality of antennas (211-1 to 211-N) included in the first antenna set based on the determining, rotate the first antenna set and the second antenna set to a certain horizontal angle based on the determining, determine a certain antenna having an oriented direction corresponding to a moving direction of the device, and receive and analyze wireless signals by using the first antenna set and the second antenna set, determine an oriented direction of at least one of the plurality of antennas (211-1 to 211-N; 212-1 to 212-N), adjust a vertical angle of at least one of the plurality of antennas (211-1 to 211-N) included in the first antenna set based on the determining, rotate the first antenna set and the second antenna set to a certain horizontal angle based on the determining, determine a certain antenna having an oriented direction corresponding to a moving direction of the device, and receive and analyze wireless signals by using the first antenna set and the second antenna set, wherein the plurality of antennas (211-1 to 211-N; 212-1 to 212-N) included in the first antenna set and the second antenna set are arranged in a hemispherical shape, the first antenna set is disposed on an upper end of the hemispherical shape, and the second antenna set is disposed on a lower end of the hemispherical shape, wherein one of the plurality of antennas (211-1 to 211-N) included in the first antenna set and one of the plurality of antennas (212-1 to 212-N) included in the second antenna set are arranged at a same horizontal angle to form an antenna pair (210-1 to 210-N), wherein each antenna included in the antenna pair (210-1 to 210-N) has a different vertical angle.