Patent ID: 11923609
Assignee: AMOTECH CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H  G | IPC H

Claim 0:
1. A radar antenna comprising:
an antenna body;
a slot radiation part and a slot reception part formed on one side of the antenna body;
a transmission port and a reception port formed on the other side of the antenna body; and
a plurality of waveguides formed in the antenna body, and configured to connect the slot radiation part to the transmission port, and connect the slot reception part to the reception port,
wherein the slot radiation part comprises a first slot radiation part configured to radiate a radio wave in a first detection range, and a second slot radiation part and a third slot radiation part configured to radiate radio waves in a second detection range having a larger width and distance than the first detection range, and
wherein the second and third slot radiation parts each comprise a plurality of slots arranged in a plurality of rows in top-to-bottom and side-to-side directions,
wherein the uppermost slot in the outermost row among the plurality of rows and the uppermost slot in a row inside the outermost row are arranged to deviate from each other in a side-to-side direction.