L04 基础标准与通用方法 标准查询与下载



共找到 642 条与 基础标准与通用方法 相关的标准,共 43

本标准规定TD-SCDMA/GSM网络双模路测(DT)拨打测试(CQT)仪表的测试记录文件的格式及内容。本标准适用于TD-SCDMA/GSM双模测试终端及TD-SCDMA单模测试终端。运营商、测试仪表供应商、无线网络优化平台集成商等使用本标准可以实现对DT/CQT数据的集中化管理和分析。

Technical requirement of DT CQT record file in TD-SCDMA/GSM dual-mode wireless access network

ICS
01.040.33
CCS
L04
发布
2012-12-28
实施
2013-03-01

Information technology. Automatic identification and data capture (AIDC) techniques. Harmonized vocabulary. General terms relating to radio communications

ICS
01.040.35;35.240.60
CCS
L04
发布
2012-11-30
实施
2012-11-30

Information technology. Automatic identification and data capture (AIDC) techniques. Harmonized vocabulary. Locating systems

ICS
01.040.35;35.240.60
CCS
L04
发布
2012-11-30
实施
2012-11-30

Information technology - Home Electronic System - Guidelines for product interoperability - Part 2: Taxonomy and application interoperability model

ICS
35.200;35.240.99
CCS
L04
发布
2012-07
实施

This standard provides the means to define and describe signals used in testing. It provides a set of common basic signal definitions@ built upon formal mathematical specifications@ so that signals can be combined to form complex signals usable across all test platforms. The standard provides support for structural textual languages and programming language interfaces for interoperability. Purpose This standard provides a common reference for signal definitions@ which may be used throughout the life cycle of a unit under test (UUT) or test system. Such a reference will in turn facilitate information transfer@ test reuse@ and broader application of test information??accessible through commercially available development tools.

Standard for signal and test definition

ICS
25.040;31.020;35.060
CCS
L04
发布
2012-06
实施
2012-06-23

ITSM, ITIL & ISO/IEC 20000. Implementation Toolkit

ICS
03.080.99;35.020
CCS
L04
发布
2012-03-29
实施
2012-03-29

Information technology equipment -- Safety -- Part 1: General requirements

ICS
35.020;35.260
CCS
L04
发布
2012-01-20
实施

IEEE Standard Reliability Program for the Development and Production of Electronic Products

ICS
31.020
CCS
L04
发布
2012
实施

Test Method for Group Delay

ICS
33.060.40
CCS
L04
发布
2012
实施

This guide recommends the water quality required for the electronics and microelectronics industries. High-purity water is required to prevent contamination of products during manufacture, since contamination can lead to an unacceptable, low yield of electronic devices. The range of water purity is defined in accordance with the manufacturing process. The types of ultra-pure water are defined with respect to device line width. In all cases, the water-quality recommendations apply at the point of distribution. The limits on the impurities are related to current contamination specifications and to available analytical methods (either performed in a suitable clean laboratory or by on-line instrumentation). On-line and off-line methods are used in accordance with current industry practice. Concentration of the sample may be required to measure the impurities at the levels indicated in Table 1. TABLE 1 Requirements for Water at the Point of Distribution in the Electronics and Semiconductor IndustriesA ParameterType E-1Type E-1.1Type E-1.2BType E-1.3BType E-2Type E-3Type E-4 Linewidth (microns)1.0–0.50.35–0.250.18–0.090.065–0.0325.0–1.0>5.0 Resistivity, 25°C (On-line)18.118.218.218.216.5120.5 TOC (μg/L) (on-line for <10 ppb)5211503001000 On-line dissolved oxygen (μg/L)2510310 On-Line Residue after evaporation (μg/L)10.50.1

Standard Guide for Ultra-Pure Water Used in the Electronics and Semiconductor Industries

ICS
71.100.99 (Other products of the chemical industr
CCS
L04
发布
2012
实施

이 표준은 소비자용 디지털 VTR의 전자적 성능과 기계적 성능을 평가하기 위한 기본 측정

Methods of measurement for consumer-use digital VTRs-Electronic and mechanical performances

ICS
33.160.40
CCS
L04
发布
2011-12-30
实施
2011-12-30

이 표준은 두 개의 기본 표준인 KS C IEC 61360-1과 KS B ISO 13584

Standard data element types with associated classification scheme for electric components-Part 2:EXPRESS dictionary schema

ICS
31.020
CCS
L04
发布
2011-12-30
实施
2011-12-30

Environmental testing. Tests. Test Tf: Solderability testing of electronic components for surface mounting devices (SMD) by the wetting balance method using solder paste

ICS
19.040
CCS
L04
发布
2011-11-30
实施
2011-11-30

This part of IEC 62137 describes the selection methodology of an appropriate test method for a reliability test for solder joints of various shapes and types of surface mount devices (SMD)@ array type devices and leaded devices@ and lead insertion type devices using various types of solder material alloys.

Electronics assembly technology - Part 3: Selection guidance of environmental and endurance test methods for solder joints

ICS
31.020;31.190
CCS
L04
发布
2011-11
实施
2011-11-09

This part of IEC 60068 provides methods for comparative investigation of the wettability of the metallic terminations or metallized terminations of SMDs with solder pastes. Data obtained by these methods are not intended to be used as absolute quantitative data for pass ?C fail purposes. NOTE Different solderability test methods for SMD are described in IEC 60068-2-58 and IEC 60068-2-69. IEC 60068-2-58 prescribes visual evaluation using solder bath and reflow method@ IEC 60068-2-69 prescribes wetting balance evaluation using solder bath and solder globule method.

Environmental Testing - Part 2-83: Tests - Test Tf: Solderability testing of electronic components for surface mounting devices (SMD) by the wetting balance method using solder paste

ICS
19.040;31.190
CCS
L04
发布
2011-09
实施
2011-09-13

本标准规定了TD-SCDMA数字蜂窝移动通信网无线操作维护中心(OMC-R)提供的无线测量报告的数据内容和格式要求。 本标准适用于TD-SCDMA数字蜂窝移动通信网无线操作维护中心无线测量报告。

2GHZTD-SCDMA digital cell mobile communications network OMC-R measurement report technical specification

ICS
01.040.33
CCS
L04
发布
2011-06-01
实施
2011-06-01

Environmental Assessment of Electronic Products (IEEE Computer Society)

ICS
CCS
L04
发布
2011-05-01
实施

Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 7: Overview of techniques and measures (IEC 61508-7:2010); German version EN 61508-7:2010

ICS
35.240.50
CCS
L04
发布
2011-02
实施
2011-02-01

Proposals to: 1. Align with IEC 60950-1, Amendment 1; 2. Revise Acoustic Limits; 3. Annexes P.1, NAE - Add UL 50E and CSA No. 94.2; 4. Annex P.1 - Add UL 2089; 5. Annex P.1 - Add UL 810A; 6. Annexes P.1, P.2 - Modify VDR/TVSS/SPD Requirements; 7. Annex P.1 - Revise Requirements for Connectors Used for Current Interruption; 8. Annexes P.1, P.2 - Editorial Maintenance; 9. Annex NAE - Minimum AC Power Cord Length for Products Using AC Adapters; 10. Annex NAE - Premises-Powered Broadband Communication Systems; 11. Update NEC/CEC References; 12. Update Tables 2D and 3E; 13. Annex P.2 - Add UL 60384-14.

Standard for Safety for Information Technology Equipment - Safety - Part 1: General Requirements

ICS
35.020;35.260
CCS
L04
发布
2011-01-01
实施

Recirculation of the following: proposed revisions to align with Amendment 1 to IEC 60950-1, additional proposal for Table 1D; proposal to revise the acoustic limits in UL 60950-1 (Annex NAD); and Annex NAE (3.2.5) - minimum AC power cord length for certain products using AC adapters.

Standard for Safety for Information Technology Equipment - Safety - Part 1: General Requirements

ICS
35.020;35.260
CCS
L04
发布
2011-01-01
实施



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