Signal interference during meetings

— In the past, during the information age, smartphones and computers were ubiquitous, and mobile phones were an essential item for everyone. At meetings, they were naturally indispensable digital devices. Initially, when mobile phones began to interfere with meeting signals, conventional solutions involved either prohibiting participants from turning on their phones or outright banning them from entering the room. However, these measures proved ineffective and often drew complaints from attendees. To address this issue, researchers conducted ongoing investigations into digital network‑based conferencing systems and ultimately pioneered the development of conference microphones that resist interference and suppress feedback squeals, thereby finally resolving the problem.