Method for improving effective angle power by using digital beam deflection

A digital beam and angle technology, applied in the field of radar, can solve the problems of shortened detection distance, reduced flexibility, increased board area, etc., to achieve the effect of increasing ranging distance, reducing processing difficulty, and reducing cost

CN114706043APending Publication Date: 2022-07-05TUNG THIH ELECTRONICS (XIAMEN) CO LTD
0 Cites 0 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2022-07-05

Smart Images

  • Figure 1
    Figure 1
  • Figure 2
    Figure 2
  • Figure 3
    Figure 3
Patent Text Reader

Abstract

The invention relates to a method for improving effective angle power by using digital beam deflection, which achieves the purpose of beam deflection by simultaneously adjusting phase configurators and power configurators of two transmitting antenna channels of a microwave integrated circuit and simultaneously transmitting configuration through two transmitting antennas respectively. Therefore, the power of the effective angle is improved, and the ranging distance is increased.
Need to check novelty before this filing date? Find Prior Art

Description

technical field

[0001] The invention relates to the technical field of radar, in particular to a method for improving effective angle power by utilizing digital beam deflection. Background technique

[0002] The methods for improving the effective angle power of existing millimeter-wave radars are as follows:

[0003] 1. Adjust the phase angle of the power divider and adjust the amplitude distribution of the power divider through a single transmission channel multi-array antenna for beam deflection, and cooperate with the receiving antenna to enhance the effective angle gain and improve the effective angle transmit power;

[0004] 2. Beam deflection is carried out through a single transmission channel multi-array antenna and an asymmetric feeder network, thereby increasing the effective angle power;

[0005] 3. Use the coupling vibrator and change the load of the coupling vibrator to pull the antenna pattern in the near field;

[0006] 4. Increase the antenna bandwidth, an...

Examples

Embodiment Construction

[0057] The invention discloses a method for improving effective angular power by utilizing digital beam deflection, which is realized based on a microwave integrated circuit (microwave integrated circuit), and the microwave integrated circuit has three transmitting channels and four receiving channels.

[0058] like figure 1 As shown, the three transmission channels of the microwave integrated circuit are adapted to the transmission transmission network and the transmission antenna array. The transmit antenna array includes a first transmit antenna TX1, a second transmit antenna TX2 and a third transmit antenna TX3, the three transmit antennas are arranged along the X direction (AZ), and the center spacing between adjacent transmit antennas is d, where d 0.5 times the working wavelength. All transmitting antennas are patch antennas of the same shape, and each transmitting antenna has only one column, which is composed of N (N≥8) array elements. The form of the antenna is not...