Matter protocol is a smart home open source standard project jointly initiated by Amazon, Apple, Google, and the ZigBee Alliance. It aims to develop and promote a new connection protocol that is free of patent fees to simplify smart home device manufacturers. development costs and improve compatibility between smart home products from different manufacturers. On May 11, 2021, the CHIP protocol was renamed the Matter protocol, and the ZigBee Alliance was also renamed the Connectivity Standards Alliance. The CHIP protocol changed from the original IP-based communication to Ethernet, Wi-Fi, Thread, BLE and Zigbee multi-protocol popular Matter protocol.