GB/T 14401-1993
ActiveSignalling between mobile station and base station and mobile services switching centre in public land mobile communication network at 450MHz band
公用陆地移动通信网(450 MHz频段)中移动台-基站-移动电话交换局之间的信令
🔗 Related Standards / 同类标准
GB/T 13858.1-1992
Specification for colour TV modulation and demodulation equipment(1TV+4 sound program)used in middle distance terrestrial analog radio-relay systems
GB/Z 41297-2022
General technical requirements for tourism informatization service based on M2M technology
GB/T 4312.2-1984
Technical parameters and measuring methods for FM stereophonic broadcasting transmitters with supplementary channel
GB/T 4312.1-1984
Technical parameters and measuring methods for FM broadcasting transmitters--Monophonic and stereophonic
GB/T 6281-1986
Co-channel interference standards required in the land mobile services (16k0F3E)
GB/T 6282-1986
Interface parameters of the 25 to 1000MHz land mobile telecommunication network connecting to public telecommunication network through subscriber lines
GB/T 6277-1986
Methods of measurement for television transmitters
GB/T 6662-1986
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 1:Measurements common to sub-systems and simulated systems--Section three--Measurements in the intermediate-frequency range