ATSC :Receiver Performance Guidelines下载

ckkckk · 发表于 2011-6-15 13:48:16

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Table of Contents
1. SCOPE AND DOCUMENT STRUCTURE  9
1.1 Foreword  9
1.2 Scope  9
1.3 Document Structure  9
2. REFERENCES  10
2.1 Informative References  10
3. DEFINITION OF TERMS  10
3.1 Compliance Notation  11
4. SYSTEM OVERVIEW  11
4.1 Objective  11
4.2 System Block Diagrams  11
5. RECEIVER PERFORMANCE GUIDELINES  12
5.1 Sensitivity  12
5.2 Multi-Signal Overload  12
5.3 Phase Noise  13
5.4 Selectivity  13
5.4.1 Co-Channel Rejection  13
5.4.2 Adjacent Channel Rejection  15
5.4.3 Taboo Channel Rejection  15
5.4.4 Interference from Two or More Undesired Signals  16
5.4.5 Burst Noise Performance  17
5.4.6 Interference from Strong Out-of-Band Transmitters  17
5.5 Multipath  17
5.5.1 Introduction  17
5.5.2 Field Ensembles  18
5.5.2.1  Capture Location  18
5.5.2.2  List of Recommended Field Ensembles  18
5.5.2.3  Field Ensemble Characterization  18
5.5.2.4  Data Format  20
5.5.2.5  Recommended Physical Support for Field Ensemble Data Transfer    20
5.5.3 Laboratory Ensembles  20
5.5.3.1  Channel Impulse Response Range  21
5.5.3.1.1 Typical Echo Range  21
5.5.3.1.2 Single Static Echoes Amplitude / Equalizer Profile  21
5.5.3.2  Single Dynamic Echoes  22
5.5.3.3  Multiple Dynamic Echo Ensembles  24
5.5.3.4  Dynamic Multipath in the Presence of Doppler Frequency Shift          25
5.6 Antenna Interface  26
5.7 Consumer Interface — Received Signal Quality Indicator  28