公开(公告)号：US20250052801A1

公开(公告)日：2025-02-13

申请号：US18416899

申请日：2024-01-19

Applicant: ZHEJIANG LAB

Inventor： Tong HE ,  Xuewei ZHANG

IPC: G01R29/10 ,  G01R29/08 ,  H01Q1/28

Abstract: Disclosed is a method and a device for calculating a radiation field of satellite-borne array antennas. comprising: calculation of a kernel function of an antenna: calculating the kernel function of a very-low-frequency antenna in an ionospheric environment; calculation of an antenna current distribution: establishing and solving N current integral equations satisfied by the array antennas to obtain the current distribution of each antenna in the array; calculation of the radiation fields of the array antennas: calculating and summing the radiation fields of all antenna elements to obtain the radiation field of the array antennas; calculation of an array factor: analyzing a propagation phase difference between the ith antenna and the first antenna, and calculating the array factor of the array antennas accordingly, further simplifying the radiation field of the array antennas. The present disclosure has advantages of less calculation time consumption and high accuracy.

公开(公告)号：US20250007174A1

公开(公告)日：2025-01-02

申请号：US18264898

申请日：2023-02-02

Applicant: ZHEJIANG LAB

Inventor： Xiaoyan LI ,  Xuan LI ,  Cheng GUO ,  Tong HE ,  Kuiwen XU ,  Xianbin YU

IPC: H01Q15/00 ,  H01Q1/48 ,  H01Q13/02 ,  H01Q15/08 ,  H01Q19/02 ,  H01Q19/10

Abstract: The present application provides an integrated antenna and an antenna apparatus. The integrated antenna includes an antenna substrate, a photodiode and an antenna radiating body. The photodiode is disposed on the antenna substrate and includes two electrodes. The antenna radiating body is disposed on the antenna substrate and connected with the two electrodes. The antenna radiating body is disposed on an upper surface of the photodiode.