M60 广播、电视网综合 标准查询与下载

ITU-R BR.715-1 FRENCH-2001 模拟电子新闻采集记录的国际交换

The ITU Radiocommunication Assembly, considering that electronic news gathering (ENG) is widely used in broadcasting in several parts of the world; that videotape recording is a fundamental element in ENG operation; that it would be beneficial to broadcasters in their ENG recording operation if common ENG interface standards, recording formats and operating practices were adopted in the world; while a variety of standards would be wasteful and impede the international exchange of ENG recordings and, possibly the compatibility of equipment.

International Exchange of Analogue Electronic News Gathering Recordings

ITU-R BO.1130-4-2001 1400-2700MHz频段中分配给BSS(声音)的车辆、便携和固定接收机进行数字卫星广播的系统

that there is an increasing interest worldwide for digital sound broadcasting to vehicular,portable and fixed receivers in the broadcasting-satellite service (BSS) (sound) bands allocated at the World Administrative Radio Conference for Dealing with Frequ

Systems for Digital Satellite Broadcasting to Vehicular Portable and Fixed Receivers in the Bands Allocated to BSS (Sound) in the Frequency Range 1 400-2 700 MHz

ITU-R SM.1536 SPANISH-2001 频道占用测量

The Recommendation considering that some administrations assign the same frequency to more than one user for shared use; that it is desirable to compare measurement results from different countries in border areas or for instance in aeronautical or maritime mobile services bands.

Frequency channel occupancy measurements

ITU-R BR.1515 SPANISH-2001 数字电子新闻采访记录的国际交流

The ITU Radiocommunication Assembly considering of the world; that digital electronic news gathering (ENG) is widely used in broadcasting in several parts that videotape recording is a fundamental element in ENG operation.

International exchange of digital electronic news gathering recordings

ARINC 743A-4 ITEM 5.0-2001 综合天线或前置扬声器或滤波器设计

Integrated Antenna/Preamplifier/Filter Design

Integrated Antenna/Preamplifier/Filter Design

ARINC 743A-4 ITEM 6.0-2001 无源天线设计

Passive Antenna Design

Passive Antenna Design

ETSI TR 101 231-2000 电视系统.国家和网络身份(CNI)及视频编程系统(VPS)编码的登记(版本1.2.3)

Television Systems; Register of Country and Network Identification (CNI) and of Video Programming System (VPS) Codes (V1.2.3)

ITU-R REPORT SM.2021-2000 传播内调机制产品的缓和的生产

There are various types of intermodulation that can be found. In radio systems, these are manifested in a number of ways and defined as the following five types in Rec. ITU-R SM.1446

Production and Mitigation of Intermodulation Products in the Transmitter

ITU-R REPORT SM.2022-2000 来自其它干扰调节方案的数码通信系统的影响

This Part A considers the situation where a digital fixed link receives interference from radio (natural) noise plus an unwanted interferer of power set at 6 dB above the natural noise.

Effect on Digital Communications Systems of Interference from Other Modulation Schemes 37 pp

ITU-R BO.SERIES SUPP 2-2000 广播 卫星服务(声音和电视)

International exchange of programmes and systems of the broadcasting and broadcasting-satellite services, including video fiequency and recording equipment, as well as the overall performance of the means of delivering signals to the general public, when

Broadcasting - Satellite Service (Sound and Television)

ITU-R RESOLUTION RA-2000-2000 无线通信集合

The role of the Radiocommunication Sector is to ensure the rational, equitable, efficient and economical use of the radio-frequency spectrum by all radiocommunication services, including satellite services, and carry out studies without limit of frequen

Radiocommunication Assembly 118 pp

ITU-T J.180 SPANISH-2000 在传输信道上的若干节目的统计复用的用户需求.9号研究组

This Recommendation is focused on the user requirements for new multiplexing techniques that resort to statistical multiplexing in order to improve the efficiency of the utilization of a constant bitrate digital transmission channel used to carry television and/or sound programme signals. It also provides a brief outline of statistical multiplexing techniques.

User requirements for statistical multiplexing of several programmes on a transmission channel

ITU-T J.180 FRENCH-2000 在传输信道上的若干节目的统计复用的用户需求.9号研究组

This Recommendation is focused on the user requirements for new multiplexing techniques that resort to statistical multiplexing in order to improve the efficiency of the utilization of a constant bitrate digital transmission channel used to carry television and/or sound programme signals. It also provides a brief outline of statistical multiplexing techniques.

User Requirements for Statistical multiplexing of Several Programmes on a Transmission Channel Study Group 9

DIN ETS 300394-4-2:2000 地面主干线广播(TETRA).一致性试验规范.第4部分:直接运行模式(DMO)用协议试验规范.第2子部分:移动站对移动站(MS-MS)的空气界面(AI)用抽象试验序列(ATS) (英文版本核准本 ETS 300394-4-2:1999 作为德国标准)

The document specifies requirements in the telecommunications sector.

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 2: Abstract Test Suite (ATS) for Mobile Station to Mobile Station (MS-MS) Air Interface (AI) (Endorsem

DIN ETS 300392-10-3:2000 地面主干线广播(TETRA).语音加数据(V+D).第10部分:补充服务1级.第3子部分:通话用户识别(TPI) (英文版本核准本 ETS 300392-10-3:1999 作为德国标准)

The document specifies requirements in the telecommunications sector.

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 3: Talking Party Identification (TPI) (Endorsement of the English version ETS 300392-10-3:1999 as German standard)

DIN ETS 300392-10-7:2000 地面主干线广播(TETRA).语音加数据(V+D).第10部分:补充服务1级.第7分部分:短号寻址 (英文版本核准本 ETS 300392-10-7:1999 作为德国标准)

The document specifies requirements in the telecommunications sector.

Terrestial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 7: Short number addressing (Endorsement of the English version ETS 300392-10-7:1999 as German standard)

DIN ETS 300392-10-13:2000 地面主干线广播(TETRA).语音加数据(V+D).第10部分:补充服务1级.第13子部分:占线用户的呼叫结束 (英文版本核准本 ETS 300392-10-13:1999 作为德国标准)

The document specifies requirements in the telecommunications sector.

Terrestial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 10: Supplementary services stage 1; Sub-part 10-13: Call completion to busy subscriber (Endorsement of the English version ETS 300392-10-13:1999 as German standard)

DIN ETS 300392-4-3:2000 地面主干线广播(TETRA).语音加数据(V+D).第4部分:网关基本操作.第3子部分:数据网络网关 (英文版本核准本 ETS 300392-4-3:1999 作为德国标准)

The document specifies requirements in the telecommunications sector.

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 4: Gateways basic operation; Sub-part 3: Data networks gateway (Endorsement of the English version ETS 300392-4-3:1999 as German standard)

DIN ETS 300393-10:2000 地面主干线广播(TETRA).信息包数据优化(PDO).第10部分:空气界面(A1)的SDL模式 (英文版本核准本 ETS 300393-10:1999 作为德国标准)

The document specifies requirements in the telecommunications sector.

Terrestrial Trunked Radio (TETRA) - Packet Data Optimized (PDO) - Part 10: SDL model of Air Interface (AI) (Endorsement of the English version ETS 300393-10:1999 as German standard)

DIN ETS 300392-11-3:2000 地面主干线广播(TETRA).语音加数据(V+D).第11部分:补充服务2级.第3分部分:通话用户识别(TPI) (英文版本核准本 ETS 300392-11-1-3:1999 作为德国标准)

The document specifies requirements in the telecommunications sector.

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2; Sub-part 3: Talking Party Identification (TPI) (Endorsement of the English version ETS 300392-11-3:1999 as German standard)