共找到 1372 条与 无线中继和固定卫星通信系统 相关的标准,共 92 页
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 r
Methods of measurement for equipment used in terrestrial radio-elay systems-Part 2: Measurements for sub-systems-Section two: measurements in the antennas and passive repeaters
本标准包括频率在1GHz以上的地面无线电接力系统使用的天线和无源转向器的补充定义以及电气、机械特性的测量方法和环境条件的试验方法。适用于视距和对流层散射系统。本标准不涉及有源天线和卫星地球站天线。
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 2: Measurements for sub-systems--Section two: Measurements in the antennas and passive repeaters
地面无线电接力系统所用设备的 测量方法 第一部分:分系统和仿真系统 通用的测量 第三节 中频范围的测量
Methods of measurement for equipment used in terrestrial radio-relay systems--Part1: Measurements common sub-systems and simulated systems--Section three--Measurements in the intermediate-frequency range
地面无线电接力系统所用设备的测量方法标准,包括三部分。第一部分:分系统和仿真系统通用的测量。第二部分:分系统的测量。第三部分:仿真系统的测量。每个部分中都包括若干个分标准。“总则”是第一部分中的一个分标准,它适用于各个部分。 总则等同采用国际标准IEC4871《地面无线电接力系统所用设备的测量方法第一部分:分系统和仿真系统通用的测量第一节总则》(现IEC487-1〔1974〕第一节和它的补充:487-1A〔1980〕)。
Methods of measurement for equipment used in terrestrial radio-relay systems--Part 1: Measurement common to subsystems and simulated systems--Section One--General
本文件规定了业余无线电中继台的管理人员、日常值班、台站管理、维护保养、应急处置等日常使用管理要求。 本文件适用于重庆市内业余无线电中继台的日常使用管理。
Standards for the daily use and management of amateur radio repeaters
本文件规定了建设业余无线电中继台(站)前期建设、施工阶段的要求。 本文件适用于重庆市业余无线电中继台(站)建设工程的设计、施工及验收。
Amateur Radio Repeater Station (Station) Construction Specifications
本文件规定了Ku频段卫星电视接收天线的术语和定义、技术要求、试验方法、检验规则、标志、包装、运输及贮存。 本文件适用于Ku频段卫星电视接收天线的生产及检测(以下简称天线)。
Ku-band satellite TV receiving antenna
本文件规定了支持北斗卫星导航系统的电力监测型接收机测试方法、检测规则。 本文件适用于支持北斗卫星导航系统的电力监测型接收机的检验。
Power System Beidou Monitoring Receiver Technical Specification Part 2: Test Method
本文件规定了北斗短报文信息中传输电力数据的报文格式、消息发送规则和发送流程。 本文件适用于电力领域北斗卫星无线电测定业务 (RDSS) 信息编码、终端研制、检测、维护和应用等。
Coding requirements for power service data based on Beidou short message
外观、尺寸偏差、功能要求、性能要求、环境试验要求、安全性要求、电磁兼容要求、可靠性
Beidou emergency rescue information system technical guide
移动基站北斗授时技术的总体要求、功能要求、性能要求、可靠性要求、试验方法。
Technical specification for Beidou time service of mobile base station
北斗通信和定位卫星的集装箱跟踪与监控系统的整体要求、功能要求、性能要求、试验方法、安全性
Technical requirements of container tracking and monitoring system based on Beidou communication and positioning satellite
This European Standard (EN) has been developed by the European Standardization Organization ETSI (European Telecommunication Standardization Institute) and specifies requirements in the telecommunications sector.
Satellite Earth Stations and Systems (SES) - Satellite broadcast reception equipment - Part 2: Indoor unit - Harmonised Standard for access to radio spectrum (Endorsement of the English version EN 303 372-2 V1.2.1 (2021-06) as a German standard)
This European Standard (EN) has been developed by the European Standardization Organization ETSI (European Telecommunication Standardization Institute) and specifies requirements in the telecommunications sector.
Satellite Earth Stations and Systems (SES) - Satellite broadcast reception equipment - Part 1: Outdoor unit receiving in the 10,7 GHz to 12,75 GHz frequency band - Harmonised Standard for access to radio spectrum (Endorsement of the English version EN 303
Satellite Earth Stations and Systems (SES) - Satellite broadcast reception equipment - Part 1 : outdoor unit receiving in the 10,7 GHz to 12,75 GHz frequency band - Harmonised Standard for access to radio spectrum (V1.2.1)
Satellite Earth Stations and Systems (SES)-Fixed and in-motion Wide Band Earth Stations communicating with non-geostationary satellite systems (WBES) in the 11 GHz to 14 GHz frequency bands-Harmonised Standard for access to radio spectrum (V1.2.1)
Fixed Radio Systems; Multipoint Equipment and Antennas; - Part 3: Multipoint Antennas (ETSI EN 302 326-3 V2.1.1 (2021-09))
Fixed Radio Systems; Multipoint Equipment and Antennas; - Part 2: Harmonised Standard for access to radio spectrum (ETSI EN 302 326-2 V2.1.1 (2021-09))
Fixed Radio Systems; Characteristics and requirements for point-to-point equipment and antennas; Part 1: Overview, common characteristics and requirements not related to access to radio spectrum
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