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Integrated millimeter wave tile type TR component

A millimeter-wave, tile-based technology, applied in radio wave measurement systems, radio wave reflection/re-radiation, and re-radiation utilization, can solve the problems of scattered layout, heavy weight, and low integration, and reduce the vertical size and weight, save mass production cost, and improve the effect of component integration

Inactive Publication Date: 2020-02-14
成都华芯天微科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

As the core component of the phased array antenna, if the existing mature brick-type integration method is adopted to realize the circuit layout vertically along the transmission direction of the signal, and the horizontal assembly is assembled into an array, sufficient vertical space will be required to carry out the sub-component layout , connection, thereby introducing a larger thickness dimension, making the phased array antenna larger; at the same time, the assembly form of the longitudinal layout makes the engineering realization of the TR component very dependent on the metal cavity and the peripheral structure, and introduces a larger weight; in addition, The vertical layout form along the signal transmission direction makes the components in the module have a single function and scattered layout. Although it is beneficial to performance stability design and wiring design, the integration level is low and the number of components used is large, which is not conducive to low cost, mass production
Therefore, the existing brick-type TR components have defects such as large vertical size, heavy weight, low integration, low efficiency, and high cost, making them unable to meet the application requirements of the new generation of system equipment platforms for phased array antennas.

Method used

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  • Integrated millimeter wave tile type TR component
  • Integrated millimeter wave tile type TR component
  • Integrated millimeter wave tile type TR component

Examples

Experimental program
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Effect test

Embodiment 1

[0034] This embodiment provides an integrated millimeter wave tile-type TR component, such as figure 1 Shown:

[0035] It includes a common input port, a power supply and control signal port, a control module, a millimeter wave circuit module, a transmission output port and a power supply module. In the power division integrated chip, one end of the common input port is used to access the millimeter wave transmission signal, and the other end is connected to the input end of the one-to-two power splitter, and the two output ends of the one-to-two power splitter are respectively connected to one Eight-point power divider, the output of each one-point-eight power divider is connected to a one-point four-power divider integrated chip, and a one-point four-power divider, VM phase shifter is integrated in each one-point four-power divider integrated chip and power amplifying circuit, the transmission channels of the four output terminals of the one-to-four power divider are connec...

Embodiment 2

[0040] As an optimization to the above-mentioned embodiment, the described one-to-four power-divider integrated chip adopts SOC chip 7, and a total of sixteen SOC chips 7, two one-to-eight power dividers and one-to-one are integrated on the high-frequency circuit board 5. Divide into two power dividers. The two output terminals of the one-to-two power divider are respectively connected with drive amplifier chips, which are used to drive and amplify the millimeter-wave transmission signal output by the one-to-two power divider, and drive and amplify the millimeter-wave transmission signal to meet the final stage output power requirements. The control module includes a DAC digital-to-analog conversion chip 8, four DAC digital-to-analog conversion chips 8 are integrated on the low-frequency control circuit board 4, and each DAC digital-to-analog conversion chip 8 corresponds to controlling a total of sixteen on the four SOC chips 7. a VM phase shifter.

[0041] Through chip-lev...

Embodiment 3

[0044] As an optimization of the above-mentioned embodiment, the sixteen SOC chips 7 can respectively select different power levels, so that the corresponding transmission output ports 12 output millimeter-wave transmission signals with different powers. According to different system equipment performance requirements and application environment conditions, mmWave tile-type TR components can achieve different single-channel transmission output powers by using SOC chips 7 of different power levels, such as 50mW, 100mW, 200mW, 400mW, etc.; for large Scale array requirements such as Figure 5 As shown, the standardized millimeter-wave tile-type transmitting components can be assembled according to the array layout, such as using 32 millimeter-wave tile-type TR components to build a phased array antenna with 2048 transmitting channels. According to different applications, the working frequency of millimeter-wave tile-type TR components is different, so that the channel spacing D t...

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Abstract

The invention relates to the technical field of wireless communication equipment, and specifically relates to an integrated millimeter wave tile type TR component. The integrated millimeter wave tiletype TR component comprises a common input port, a power supply and control signal port, a control module, a millimeter wave circuit module and a transmission output port which are in tile type laminated layout; the millimeter wave circuit module comprises a two-way power divider, an eight-way power divider and a four-way power divider integrated chip; the four-way power divider, a VM phase shifter and a power amplification circuit are integrated inside the four-way power divider integrated chip; a millimeter wave transmission signal is accessed from the common input port, and is divided intosixty-four paths of transmission signals through the two-way power divider, the eight-way power divider and the four-way power divider integrated chip; and the control module controls the VM phase shifter to perform amplitude phase adjustment on the millimeter wave transmission signal. The integrated millimeter wave tile type TR component provided by the invention can effectively improve the integration level of the TR component, has the advantages of being high in integration, low in profile, light in weight, and high in efficiency, and meets the application requirements of a new system equipment platform on a phased array antenna.

Description

technical field [0001] The invention relates to the technical field of wireless communication equipment, in particular to an integrated millimeter-wave tile-type TR assembly. Background technique [0002] With the development of millimeter-wave phased array antenna technology, its application in communication and data transmission and other system equipment is gradually popularized. Its flexible and convenient electronic beam scanning system replaces the traditional fixed beam antenna combined with mechanical scanning system, which meets high requirements. Speed, high precision, and high reliability application requirements. However, the integration, complexity, and diversification of the platform carrier and its application scenarios and environments have put forward new stringent requirements for the function, performance, and platform adaptability of the loaded phased array antenna, such as low profile, miniaturization, Lightweight, low power consumption, etc. Due to th...

Claims

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Application Information

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IPC IPC(8): G01S7/282G01S7/285G01S7/35G01S13/00
CPCG01S7/282G01S7/285G01S7/35G01S13/00G01S2013/0245
Inventor 郑轶
Owner 成都华芯天微科技有限公司
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