M40 电话通信设备 标准查询与下载



共找到 765 条与 电话通信设备 相关的标准,共 51

YD/T1189-2002 移动 IC 卡公用电话系统技术要求 本标准规定了移动 IC 卡公用付费电话系统的术语和符号、技术要求和测试方法。 本标准适用于接入我国基于 900 MHz/1800 MHz TDMA 或者 800 MHz CDMA (以 下简称 CDMA ) 数字蜂窝移动通信网等的各种移动 IC 卡公用预付费电话机。本标准可作为进网检验和 产品交验的技术依据。

The technical specification of mobile IC card public telephone system

ICS
33.050.10
CCS
M40
发布
2002-04-22
实施
2002-04-22

The purpose of this document is to define procedures for testing the interoperability of subscribers/repeaters between different manufacturers, different models of the same manufacturer, and different firmware upgrades of the same model. This is the first of a series of documents, all of which discuss procedures for interoperability testing of TIAI 02 digital radio equipment. The contents of this document are confined to conventional voice systems. As currently envisioned, other documents in the series will address capabilities of over-the-air rekeying (OTAR), trunking, data transmissions, and networking. A prerequisite for interoperability testing is the requirement that the unit under test (UUT) meet the conditions of conformance and performance as designated in the TIAI 02 standards.

Telecommunications Systems Bulletin Project 25 Interoperability Test Procedures Conventional Voice Equipment

ICS
49.040
CCS
M40
发布
2002-02-01
实施

that, to enable the production staff to reliably judge whether their creative intent is correctly

Consistency in the alignment of displays in production rooms and control rooms

ICS
CCS
M40
发布
2002-01-01
实施

The International Telecommunication Union (ITU) is the United Nations specialized agency in the field of telecommunications. The ITU Telecommunication Standardization Sector (ITU-T) is a permanent organ of ITU. ITU-T is responsible for studying technical

Operational and interworking requirements for DCEs operating in the text telephone mode Amendment 1: Series V: Data Communication over the Telephone Network Interfaces and voiceband modems Study Group 16

ICS
CCS
M40
发布
2002
实施

This standard specifies technical criteria for terminal equipment approved in accordance with 47 CFR 68 for direct connection to the public switched telephone network

Telecommunications - Telephone Terminal Equipment- Technical Requirmeents for Connection of Terminal Equipment to the Telephone Network

ICS
33.050.10
CCS
M40
发布
2002
实施

This standard addresses IP-based digital telephony (sometimes referred to as “Voice over IP”) on the VHN. As the VHN is inherently digital, it does not address analog telephony; nor does it address non-packet digital telephony, such as the streaming service provided by ISDN. However, future versions of this standard may address non- IP telephony. Although this Standard has been issued as a separate document, it is an integral part of EIA/CEA-851, “VHN Home Network Specification.” Requirements and specifications in EIA/CEA-851 also implicitly apply to the functions and devices described in this Standard, unless there specifically stated otherwise. Also, note that this Standard defines the requirements for implementing a telephony function on a VHN. As such, it is not a device description. Any VHN device that implements telephony is also expected to implement all other parts of EIA/CEA-851 that are applicable and appropriate for such a device. For example, EIA/CEA-851 requires that a VHN device support a web server; thus, any device implementing the telephony function, as described in this Standard, would be expected to include a web server that would conform to the requirements in EIA/CEA-851.

IP-Based Digital Telephony for the Versatile Home Network [Refer To: CEA CEA-851-A, CEA CEA-851, CEA EIA/CEA-851]

ICS
CCS
M40
发布
2002
实施

(SP-3-3673) Defines requirement for Private Branch Exchange (PBX) systems.

Private Branch Exchange (PBX) Switching Equipment for Voiceband Application

ICS
33.040.30
CCS
M40
发布
2002
实施

(SP-3-3210-RV1) This standard specifies Radio Frequency (RF) immunity performance criteria for two-wire Telephone Terminal Equipment (TTE) having an acoustic output and two-wire TTE adjunct devices with connection port for Telephone Terminal Equipment (TTE) having an acoustic output.

Telecommunications Telephone Terminal Equipment - Radio Frequency Immunity Requirements for Equipment Having an Acoustic Output

ICS
33.050.10
CCS
M40
发布
2002
实施

General specification for telephones used on shipboard

ICS
33.050.10
CCS
M40
发布
2001-12-27
实施
2002-01-01

The document specifies requirements in the telecommunications sector.

Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 3: Data link message and parameter codings (Endorsement of the English vers

ICS
33.040.35
CCS
M40
发布
2001-12
实施

The document specifies requirements in the telecommunications sector.

Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 2: Off-hook data transmission (Endorsement of the English version EN 300659

ICS
33.040.35
CCS
M40
发布
2001-12
实施

Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 1: On-hook data transmission (Endorsement of the English version EN 300659-

ICS
33.040.35
CCS
M40
发布
2001-12
实施

Corrigendum 1 to V.25 adds aNote after paragraph 5 of clause 5.

Automatic answering equipment and general procedures for automatic calling equipment on the general switched telephone network including procedures for disabling of echo control devices for both manually and automatically established calls Corrigendum 1 (

ICS
CCS
M40
发布
2001-07-01
实施

Automatic answering equipment and general procedures for automatic calling equipment on the general switched telephone network including procedures for disabling of echo control devices for both manually and automatically established calls Corrigendum 1

ICS
CCS
M40
发布
2001-07-01
实施

本标准规定了电话交换机可支持的业务,增加了功能,信令、计算要求,接口要求及业务量统计和网管要求等技术要求。 本标准适用于在PSTN/ISDN网中本地网中的端局、汇接局或汇接局/端局,长途网中的长途终端局和转接局、长途/本地局,国际局以及在固定网中的网间互联的关口局的技术规范。

The Supplementary Specification to SPC

ICS
33.050.10
CCS
M40
发布
2001-05-25
实施
2001-11-01

本标准规定了综合交换机在现代通信网中进行多业务交换(数据、话音、视频等)的主要功能、性能指标、接口、计费、信令、网管、同步、环境和维护等方面的要求。 本标准适用于综合交换机的研制、生产和技术引进。

Technical Specification for Integrated Switch Equipment

ICS
33.050.10
CCS
M40
发布
2001-05-25
实施
2001-11-01

This Recommandation is the follower of Recommandation P.35 (1988).It contains handset dimensions for traditional corded analogue and digital telephones based on head dimension studies. For very short designs information about the influence on the D-factor is given.

Handset dimensions

ICS
CCS
M40
发布
2001-03-01
实施

本标准规定了各种类型收发语音/数据的无绳电话座机CFP、无绳手机CPP及其相应的辅助没备的电磁兼容测试,包括测量方法、限值和性能判据。 本标准适用于接入公众电话网使用的数字无绳电话、无线接入数字电话〔包括PHS电话和DECT电话等)和工作频率为45/48MHz的模拟无绳电话机、便携使用的CPP,也适用于那些由交流/直流电源供电且在固定位置使用的CPP。

Requirements and Measurement Methods of Electromagnetic Compatibility for Cordless Telephone

ICS
33.050.10
CCS
M40
发布
2001-02-20
实施
2001-06-01

Integrated Services Digital Network (ISDN); Telephony 3,1 kHz Teleservice; Attachment Requirements for Handset Terminals (Corrigendum, February 2001)

ICS
CCS
M40
发布
2001-02-01
实施

This Recommendation describes the methodology for deriving equipment impairment factors (Ies)from subjective listening-only tests. It is intended that it primarily be applied to determining Ies fordigital signal processing devices used in the network that have not otherwise been covered by the E-model. The equipment impairment factors derived by this methodology are intended to be used in the E-model (see ITU-T Recommendation G.107). They will reflect the auditory impairments of the corresponding equipment in a listening-only mode.

Methodology for derivation of equipment impairment factors from subjective listening-only tests

ICS
CCS
M40
发布
2001-02-01
实施



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