共找到 2669 条与 无线电通信设备 相关的标准,共 178 页
Transport and Traffic Telematics (TTT) - Dedicated Short Range Communication (DSRC) transmission equipment (500 kbit/s / 250 kbit/s) operating in the 5 795 MHz to 5 815 MHz frequency band - Part 2: Harmonised Standard covering the essential requirements o
Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3 - Sub-part 4: Call Forwarding (CF) (Endorsement of the English version EN 300 392-12-4 V1.4.1 (2016-07) as German standard)
Land Mobile Service; Radio equipment intended for the transmission of data (and/or speech) using constant or non-constant envelope modulation and having an antenna connector; Harmonised Standard covering the essential requirements of article 3.2 of the Di
Short Range Devices (SRD); Radio equipment for Euroloop railway systems; Harmonised Standard covering the essential requirements of article 3.2 of the Directive 2014/53/EU (V2.1.1)
本标准规定了卫生应急卫星通信系统的术语和定义、缩略语、总体要求和技术要求。 本标准适用于新建及现有卫生应急卫星通信系统的升级和改造。
Technical specification for health emergency satellite communication system
Railway Telecommunications; Commands necessary for mobile radio equipment operation on railways (V1.1.1)
Land Mobile Service; Radio equipment for analogue and/or digital communication (speech and/or data) and operating on narrow band channels and having an antenna connector; Harmonised Standard covering the essential requirements of article 3.2 of the Direct
Transmitting equipment for radiocommunication. Frequency response of optical-to-electric conversion device in high-frequency radio over fibre systems. Measurement method
Test methods for mobile terminals supporting Voice over LTE solutions (VoLTE) Part 1: Functional and performance testing
Technical requirements for mobile terminals to support voice over LTE solutions (VoLTE)
Technical requirements for electrically adjustable antenna interface
800MHz/2GHz cdma2000 digital cellular mobile communication network (second phase) equipment test method mobile station Part 3: Network compatibility
Technical requirements for communication terminals to support rich communication services
Overall technical requirements for voice over LTE solutions (VoLTE)
Voice over LTE solution (VoLTE) Evolved Packet System (EPS) equipment testing method
Communication terminal supports rich communication service testing method
Antenna measurement site detection method
800MHz/2GHz cdma2000 digital cellular mobile communication network (second phase) equipment test method mobile station Part 2: Protocol consistency
Technical requirements and test methods for image and video transmission characteristics of mobile terminals
Voice over LTE solution (VoLTE) Evolved Packet System (EPS) equipment technical requirements
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