Silent Waves builds compact traveling‑wave parametric amplifiers (TWPAs) with integrated pump couplers for superconducting qubit readout.
Funding
Funding not disclosed
Founders
Product
Problem
Superconducting qubit readout requires ultra-low noise, high‑gain microwave amplification, but existing setups are bulky, complex, and consume valuable cryogenic space, limiting scalability of quantum processors.
Solution
Silent Waves provides compact traveling‑wave parametric amplifiers (TWPAs) integrated with pump couplers, delivering near‑quantum‑limited noise performance, high gain, and wide bandwidth in a plug‑and‑play form factor. Their products, such as the Argo, Carthago, and the integrated Zephyr/Dreadnought solutions, combine robust Josephson‑junction technology with patented manufacturing for high yield and short lead times. By reducing the footprint of cryogenic microwave components and offering magnetically shielded, flux‑noise‑immune designs, they simplify installation and improve measurement fidelity for multiplexed qubit readout. Comprehensive characterization, data sheets, and one‑year warranty support enable research labs and emerging quantum computing platforms to deploy scalable, high‑fidelity readout chains quickly.
Target Audience
Primary customers are quantum research laboratories, university cryogenic labs, and hardware teams developing superconducting quantum processors that require scalable, high‑fidelity qubit readout.
Features
- Traveling‑wave parametric amplifiers with gain >15 dB (Argo) to >18 dB (Carthago) and bandwidth up to 3 GHz
- Near‑quantum‑limited noise (<1 K) and high saturation power (‑100 dBm to ‑105 dBm at 20 dB gain)
- Integrated pump coupler (Zephyr) for compact, high‑efficiency amplification without external components
- Plug‑and‑play Dreadnought system combining TWPA, magnetic shielding, and cryogenic microwave front‑end in a stackable module
- Flux‑noise immunity and in‑situ tunability (pump 4–8 GHz) for flexible operation across frequencies
- Patented, high‑yield manufacturing process delivering short lead times and 1‑year warranty
- Full product characterization with detailed data sheets and technical support for installation