Ka-band 1024-Element Transmit Phased Array Subarray Module

Developed independently by Stardl. High-integration active phased array antenna. Uses monolithic integrated T/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 transmit phased array subarray is a high-integration active phased array antenna module independently developed by Stardl. It adopts an integrated design combining T/R RF components, microstrip antenna elements, control circuitry, and power distribution on a single platform.

Designed for vehicle-mounted, shipborne, airborne, and portable SATCOM systems, the module delivers stable high-frequency performance with reduced system complexity and improved scalability for large phased array architectures.

Its compact form factor and low-power architecture make it suitable for next-generation lightweight active antenna systems.

Key Specifications

Operating Frequency Range	27.5GHz ~ 31.0GHz
Transmit EIRP (P-1)	41dBW @ 29.25GHz
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 (P-1)	≤ 100W
DC Power Supply	+12VDC
Antenna Dimensions	204mm × 154mm × 10mm
Antenna Weight	≤ 0.42kg
Interface Type	RF: SSMA-K; Control: J30J-25
Operating Temperature	-40℃ ~ +70℃

FAQ

What is a 1024-element phased array subarray module?: It is a high-density antenna module that integrates 1024 radiating elements, enabling precise beamforming and high EIRP performance for advanced satellite communication systems.
What are the benefits of integrating RF, control, and antenna on a single board?: This integration reduces system complexity, lowers manufacturing cost, and improves reliability by minimizing interconnect losses and enhancing overall RF efficiency.
Which platforms is this module suitable for?: It is designed for vehicle-mounted, shipborne, airborne, and portable SATCOM terminals requiring compact high-power Ka-band transmit capability.
How does this module support large phased array systems?: It serves as a scalable building block that can be combined with other subarrays to form larger active phased array antenna systems.
What makes this design suitable for mobile environments?: The lightweight structure, low power consumption, and wide operating temperature range enable stable operation in dynamic and harsh mobile conditions.