China is developing systems to hunt US submarines from the air

• China is developing sensors to hunt enemy submarines from aircraft.
• Recent patents show a focus on magnetic detection and improved sonobuoys.
• New capabilities are critical for China to guard its aircraft carriers, two experts said.

China is developing new systems to hunt the US nuclear-powered submarines that could threaten a Chinese invasion of Taiwan, according to a new report.

The Chinese navy views anti-submarine warfare, or ASW, as essential to any successful amphibious operation and intends to use its aircraft to protect a flotilla from submarine attack by the US or Japan.