Antennas
Helix and Patch Antennas
- Typically used for GPS applications or TTC subsystems due to its wide angle coverage:
- Low Earth Orbit (LEO) Satellites
- Geostationary Communication Satellites
- ATV Supply Vehicle for International Space Station
- Europe’s global navigation satellite system: Galileo (IOV and FOC Phases)
- VEGA ESA’s series of small launchers
- Intermediate eXperimental Vehicle, IXV
- The design can be customized (Radiation performance and/or mechanical configuration)
Hemispherical Antennas
- Baseline supplier for the TTC subsystems in the main platforms of geostationary telecom satellites in Europe
- On board Low Earth and Medium Earth Orbit constellation of satellites
- Globalstar-2, O3B, Iridium NEXT
- Used in X Band for TTC subsystems in scientific missions
- HERSCHEL, PLANCK, ROCSAT, BEPI COLOMBO, LISA PATHFINDER, GAIA, EXOMARS, SOLAR ORBITER
- Qualified designs in C Band, X Band, Ku Band and Ka Band
Wide Coverage Antennas
- Widely present in the TTC subsystems of US satellite platforms
- Typically integrated together with Omni Directional Antennas
- Qualified designs in C Band, Ku Band and Ka Band
- Linear or Circular Polarization
- Support structure is customizable for the mission requirement
Omni Directional Antennas
- Widely present in the TTC subsystems of US satellite platforms
- Dual Band operation (Transmit / Receive) with a single antenna with stacked radiators
- Toroidal pattern around longitudinal axis with Lineal or Circular polarization
- Qualified designs for wide band operation
X Band Isoflux Antennas
- Used for data downlink from Low Earth Orbit (LEO) satellites in Earth Observation missions
- Isoflux Gain Pattern with a gain figure up to 6.75 dBi at 63º from boresight
- Qualified design on board wide amount of Earth Observation missions
- Support structure is customizable for the mission requirement
Array Antennas
- Global coverage in low bands (UHF, L and S Bands), where conical horns become too big
- Gain pattern performance can be optimized in response to particular requirements
- Standard Gain performance is G > 17 dBi or G > 13 dBi for EoC |q| < 9º
- Low Axial Ratio within EoC (AR < 1 dB)
Conical Horn Antennas
- Transmit and Receive Horn Antennas in all bands
- L Band, S Band, C Band, X Band, Ku Band, K Band and Ka Band
- Custom Feed Network
- Linear / Circular Polarization (OMT, Septum polarizer…)
- Custom designed filters, diplexers or triplexers
- Test Couplers
- Waveguide/Coaxial Interfaces/Internal waveguide loads
- Mechanical design for mass optimization
- Intermediate flange, lateral bracket or vertical support
- Implementation of desired pointing angle
- CFRP combined with Aluminium Alloy when convenient
Pyramidal Horn Antennas
- Typically used in Ku Band and Ka Band TTC subsystems for On-Station TCR, providing shaped coverage with minimum gain values assured for particular Earth regions
- The Feed Network may include Diplexers or Triplexers for band discrimination (Transmit, Receive, Beacon) or Ortho-Mode Transducers for polarization discrimination
- Support Bracket design is specific to the mission requirements and desired pointing angle
C Band Feed Horn Assemblies
- Lightweight machined corrugated feed horn antenna
- RF internal profile may be furnished by the Customer or optimized to meet specific requirements
- Wide Dual Band Operation Compact 4-Port Linear or Circular Polarization Ortho-mode Transducer
- Thermo-mechanical design of the complete assembly and support brackets designed in response to specific mission requirements
Ku Band Feed Horn Assemblies
- Lightweight machined corrugated feed horn antenna
- RF internal profile may be furnished by the Customer or optimized to meet specific requirements
- Very compact wide band asymmetrical LP OMT covering both Ku-Band TX and RX bands
- Symmetric LP OMT design is available covering TX and RX band
- 2-port, 4-port or 6-port feeding networks including diplexers and triplexers when required.
- Thermo-mechanical design of the complete assembly and support brackets designed in response to specific mission requirements
Ka Band Feed Horn Assemblies
- Lightweight machined corrugated feed horn antenna
- RF internal profile may be furnished by the Customer or optimized to meet specific requirements
- Compact 2 Port or 4 Port CP OMT covering Transmit (17.7 to 20.7 GHz) and Receive (27 to 30 GHz) bands specifically designed for multibeam / feed cluster applications
- Thermo-mechanical design of the complete assembly and support brackets designed in response to specific mission requirements
Specific Purpose Antennas
- Dual Antenna for Search & Rescue payload on board all satellites in Galileo constellation
- Receive mission through UHF Band Array Antenna with helix unitary elements; transmit mission through L Band Short Back Fire Antenna
- K/Ka Feed Horn for MADRAS payload on board MEGHATROPIQUES Earth Observation mission (CNES / ISRO joint satellite)
- Three LP OMTs operating at 36, 24 & 18 GHz