The technical solutions of embodiments of the present disclosure can be applied to various communication systems such as Global System of Mobile communication (GSM) system, Code Division Multiple Access (CDMA) system, Wideband Code Division Multiple Access (WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, LTE Frequency Division Duplex (FDD) system, LTE Time Division Duplex (TDD), Advanced long term evolution (LTE-A) system, New Radio (NR) system, evolution systems of the NR system, LTE-based access to unlicensed spectrum (LTE-U) system, NR-based access to unlicensed spectrum (NR-U) system, Universal Mobile Telecommunication System (UMTS), Worldwide Interoperability for Microwave Access (WiMAX) communication system, Wireless Local Area Networks (WLAN), Wireless Fidelity (Wi-Fi), the next-generation communication system or other communication systems.
The applied spectrum is not limited in embodiments of the present disclosure. For example, embodiments of present disclosure can be applied to the licensed spectrum, or may be applied to the unlicensed spectrum.