NBN EN 61603-1 : 1997

INTRODUCTION
SECTION 1: GENERAL
1.1 Scope
1.2 Normative references
1.3 Definitions
1.4 Abbreviations
SECTION 2: EXPLANATION OF TERMS AND GENERAL INFORMATION
2.1 General
2.2 Operating environment
2.3 IR source
2.4 IR propagation medium and receiver
2.5 Modulation
2.6 IR interference
2.7 Electromagnetic compatibility
2.8 Safety aspects
SECTION 3: GENERAL CONDITIONS FOR MEASUREMENTS
3.1 Operating environment and measurement conditions
3.2 Pre-conditioning
3.3 Interface (matching) values
3.4 Presentation of results in specifications
SECTION 4: CHARACTERISTICS TO BE SPECIFIED AND THEIR
METHODS OF MEASUREMENT
4.1 Characteristics of IR sources
4.2 Characteristics of the IR propagation medium and
      receiver
4.3 Characteristics of modulation
SECTION 5: PERFORMANCE REQUIREMENTS AND RECOMMENDATIONS
5.1 Maximum power density of the irradiation
5.2 Spurious IR emission
5.3 Polarity
5.4 Electrical interfaces
5.5 Spurious modulation signals
5.6 IR emissions from other devices and equipment
SECTION 6: CLASSIFICATION OF SYSTEMS AND EQUIPMENT
6.1 General
6.2 Classification criteria and coding
SECTION 7: MARKING AND CONTENTS OF SPECIFICATIONS
7.1 Marking
7.2 Contents of specifications
Tables
1 Interference between IR sources and systems
2 Channel allocation scheme
3 Marking and contents of specifications
Figures
1 Signal chain and related IEC standards
2 Presentation of channel grids
3 Preferred electrical spectrum allocation for IR
    modulation and the relevant parts of this standard
Annex A Details of the applications of parts 2 to 6 of
          IEC 1603
Annex ZA (normative) Normative references to international
publications with their corresponding European publications

Supplies methods for measurement and specification of the common technical features of the parts of systems using diffusely radiated or wide beams of infra-red radiation as carriers of information, chiefly representing audio and/or video signals, but also control data related to audio and video apparatus.