This standard specifies the functional requirements, performance requirements, interface physical layer, application layer C&M process and other technical requirements for the Ir interface in 2GHz TD-SCDMA digital cellular mobile communication network wireless access network equipment. This standard applies to the Ir interface part of the distributed base station of the 2GHz TD-SCDMA digital cellular mobile communication network.
YD/T 1855-2009 history
2013YD/T 1855-2013 Technical Requirements for Ir Interface of Distributed Base Stations of 2GHz TD-SCDMA Digital Cellular Mobile Communication Network
2009YD/T 1855-2009 2GHz TD-SCDMA Digital Cellular Mobile Telecommunication Network.Technical Requirements of Ir Interface