M40 电话通信设备 标准查询与下载



共找到 766 条与 电话通信设备 相关的标准,共 52

This Supplement describes the additions required to support Service Provider Portability in a Signalling SystemNumber No.7 network for Number Portability Capability Set 1 (NPCS-1).The Portability Number Call Control for Service Provider Portability (PNCC-SPP) in a Signalling System Number No.7 network provides the core function to support portability for geographic numbers using the "onward routing' and "all call query" methods.

Number portability - Call control for capability set 1 service provider portability

ICS
CCS
M40
发布
1998-05-01
实施

Public Switched Telephone Network (PSTN); Attachment Requirements for a Terminal Equipment Incorporating an Analogue Handset Function Capable of Supporting the Justified Case Service when Connected to the Analogue Interface of the PSTN in Europe

ICS
CCS
M40
发布
1998-05-01
实施

The document specifies the form, dimensions and position of an edge indentation for a tactile indentifier for machine readable telephone prepayment cards and the test procedure for verifying conformance with the standard.#,,#

Human Factors (HF) - Telephone Prepayment Cards - Tactile Identifier; English version ETS 300767:1997

ICS
35.240.15
CCS
M40
发布
1998-05
实施

Public Switched Telephone Network (PSTN); Requirements for Handset Telephony

ICS
CCS
M40
发布
1998-03-01
实施

Numbering Plan Interworking for the E.164 and X.121 Numbering Plans - Series E: Telephone Network and ISDN Operation, Numbering, Routing and Mobile Services - International Operation - Numbering Plan of the International Telephone Service RECMN X.122; St

Numbering Plan Interworking for the E.164 and X.121 Numbering Plans - Series E: Telephone Network and ISDN Operation Numbering Routing and Mobile Services - International Operation - Numbering Plan of the International Telephone Service RECMN X.122; Study

ICS
33.080
CCS
M40
发布
1998-03-01
实施

本标准规定了数字程控调度机的技术条件,主要内容包括:术语、容量系列、技术要求、测试方法、标志、包装、运输和储存等。 本标准适用于数字程控调度机。

Technical requirements and test method of digital stored program control dispatching equipment

ICS
33.040
CCS
M40
发布
1998-02-19
实施
1998-07-01

Procedure for DTE-Controlled Call Negotiation Series V: Data Communication over the Telephone Network Control Procedures Study Group 16; Covering Note Erratum 1: 10/2003

Procedure for DTE-controlled call negotiation Study Group 16

ICS
CCS
M40
发布
1998-02-01
实施

Public Switched Telephone Network (PSTN); Attachment Requirements for a Terminal Equipment Incorporating an Analogue Handset Function Capable of Supporting the Justified Case Service When Connected to the Analogue Interface of the PSTN in Europe

ICS
CCS
M40
发布
1998-02-01
实施

Procedure for Control of v.70 and h.324 Terminals by a DTE - Series V. Data Communication Over the Telephone Network Study Group 16; 36 pp

Procedure for Control of v.70 and h.324 Terminals by a DTE - Series V. Data Communication Over the Telephone Network Study Group 16; 36 pp

ICS
CCS
M40
发布
1998-02-01
实施

Public Switched Telephone Network (PSTN); Terminals for Low Bit-Rate Multimedia Communication

ICS
CCS
M40
发布
1998-01-01
实施

Public Switched Telephone Network (PSTN); Protocol Over the Local Loop for Display and Related Services; Terminal Equipment Requirements; Part 2: On-Line Data Transmission

ICS
CCS
M40
发布
1998-01-01
实施

This Recommendation describes techniques for specifying jitter in self-clocking, bit-serial digital systems. It is applicable to sources, receivers, and regenerators.

JITTER SPECIFICATIONS AND METHODS FOR JITTER MEASUREMENTS OF BIT-SERIAL SIGNALS CONFORMING TO RECOMMENDATIONS ITU-R BT.656, ITU-R BT.799 AND ITU-R BT.1120

ICS
CCS
M40
发布
1998-01-01
实施

This Recommendation describes techniques for specifying jitter in self-clocking, bit-serial digital systems. It is applicable to sources, receivers, and regenerators.

Jitter Specifications and Methods for Jitter Measurements of Bit-Serial Signals Conforming to Recommendations ITU-R BT.656 ITU-R BT.799 and ITU-R BT.1120

ICS
CCS
M40
发布
1998-01-01
实施

that the following image characteristics be used for capturing high-definition images for television and other appropriate video applications for future implementation.

Capture Characteristics for High-Definition Images

ICS
CCS
M40
发布
1998-01-01
实施

This Recommendation describes techniques for specifying jitter in self-clocking, bit-serial digital systems. It is applicable to sources, receivers, and regenerators.

Jitter Specifications and Methods for Jitter Measurements of Bit-Serial Signals Conforming to Recommendations ITU-R BT.656 ITU-R BT.799 and ITU-R BT.1120

ICS
CCS
M40
发布
1998-01-01
实施

Public Switched Telephone Network (PSTN); Method of Rating Terminal Equipment So That it Can Be Connected in Series and/or in Parallel to a Network Termination Point (NTP) (V1.1.1)

ICS
CCS
M40
发布
1998-01-01
实施

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

Example of Linking Options between Annexes of ITU-T Recommendation J.112 and Annexes of ITU-T Recommendation J.83 - Series J: Transmission of Television Sound Programme and Other Multimedia Signals Study Group 9; 9 pp

ICS
CCS
M40
发布
1998
实施

Addresses the technical issues associated with Customer Premise Equipment (CPE) for on-hook signaling, with or without power ringing, which is able to decode data frames packaged in a Single Data Message Format (SDMF), or a Multiple Data Message Format (MDMF). Specifically, establishes formal criteria for Frequency Shift Keying (FSK) signals and protocol capable of being received by such CPE. This standard was first listed for public review in the May 23, 1997 issue of Standards Action. It is being resubmitted now due to substantive changes to the text.

Telecommunications - Telephone Terminal Equipment - Type 1 Caller Identity Equipment Performance Requirements

ICS
33.050.10
CCS
M40
发布
1998
实施

Telecommunications - Overview and Reference for GSTN Multimedia Terminals

ICS
33.040.01
CCS
M40
发布
1998
实施

This Recommendation covers test methodologies for multimedia transmission systems utilizing digital transport facilities. It gives a set of measurement parameters to characterize the following aspects of system performance.

Multimedia Communications Delay, Synchronization and Frame Rate Measurement

ICS
CCS
M40
发布
1998
实施



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