Ka-band 1024-Element Receive Phased Array Subarray Module

Developed independently by Hengxin Technology. High-integration active phased array antenna. Uses monolithic integrated R components, microstrip antenna, control, and power supply in one integrated design. Suitable for vehicle-mounted, shipborne, airborne, and portable applications.

Antenna and RF integrated low-cost design. Single-board cost is lower.
High-performance multi-function chip. Better specifications.

Category: Phased-Array Antenna Subarrays Tags: 1024 Element Subarray, Ka Band SATCOM, Launch Phased Array, Phased Array Module, Thin Film Antenna

Product Details

Product Overview

The Ka-band 1024-element receive phased array subarray is a high-integration active antenna module independently developed by Stardl. It combines RF circuitry, control systems, power distribution, and microstrip antenna elements into a single compact architecture. Designed for vehicle-mounted, shipborne, airborne, and portable SATCOM terminals, the module delivers high-sensitivity signal reception with stable performance in dynamic operating environments. Its low-loss design and high-density integration make it suitable as a core receive building block for scalable Ka-band phased array antenna systems.

Key Specifications

Operating Frequency Range	17.7GHz ~ 21.2GHz
Receive G/T (@60K)	8.3dB/K @ 19.45GHz
Number of Elements	1024
Polarization	Circular polarization, LHCP/RHCP adjustable
Polarization Axial Ratio	≤ 1.5dB
Working Angle	Azimuth: 0° ~ 360°, Off-axis angle: ±70°
Power Consumption	≤ 55W
DC Power Supply	+12VDC
Antenna Dimensions	≤ 218mm × 307mm × 10mm
Antenna Weight	≤ 0.8kg
Interface Type	RF: SSMA-K; Control: J30J-21
Operating Temperature	-40℃ ~ +70℃

FAQ

What is a 1024-element receive phased array subarray?: It is a high-density antenna module designed specifically for satellite signal reception, enabling improved sensitivity and beamforming accuracy in Ka-band communication systems.
What does G/T performance indicate?: G/T represents the receive sensitivity of the antenna system. A higher G/T value indicates better ability to receive weak satellite signals in challenging environments.
Why is low power consumption important for receive modules?: Lower power consumption improves thermal stability, reduces system complexity, and makes the module more suitable for compact mobile SATCOM terminals.
What applications is this module designed for?: It is used in vehicle-mounted terminals, maritime communication systems, airborne platforms, and portable SATCOM devices requiring high-sensitivity signal reception.
Can this module be integrated into larger phased array systems?: Yes. It is designed as a scalable building block that can be combined with other subarrays to construct large active phased array antenna systems.