IEC 61280-2-3 : 1.0

FIBRE OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - PART 2-3: DIGITAL SYSTEMS - JITTER AND WANDER MEASUREMENTS

International Electrotechnical Committee

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FOREWORD 1 Scope    1.1 Types of jitter measurements    1.2 Types of wander measurements 2 Normative references 3 Terms and definitions 4 General considerations    4.1 Jitter generation         4.1.1 Timing jitter         4.1.2 Alignment jitter         4.1.3 Other effects    4.2 Effects of jitter on signal quality    4.3 Jitter tolerance    4.4 Waiting time jitter    4.5 Wander 5 Jitter test procedures    5.1 General considerations         5.1.1 Analogue method         5.1.2 Digital method    5.2 Common test equipment    5.3 Safety    5.4 Fibre optic connections    5.5 Test sample 6 Jitter tolerance measurement procedure    6.1 Purpose    6.2 Apparatus    6.3 BER penalty technique         6.3.1 Equipment connection         6.3.2 Equipment settings         6.3.3 Measurement procedure    6.4 Onset of errors technique         6.4.1 Equipment connection         6.4.2 Equipment settings         6.4.3 Measurement procedure    6.5 Jitter tolerance stressed eye receiver test         6.5.1 Purpose         6.5.2 Apparatus         6.5.3 Sinusoidal jitter template technique 7 Measurement of jitter transfer function    7.1 General    7.2 Apparatus    7.3 Basic technique         7.3.1 Equipment connection         7.3.2 Equipment settings         7.3.3 Measurement procedure    7.4 Analogue phase detector technique         7.4.1 Equipment connections         7.4.2 Equipment settings         7.4.3 Measurement procedure         7.4.4 Measurement calculations 8 Measurement of output jitter    8.1 General    8.2 Equipment connection         8.2.1 Equipment settings         8.2.2 Measurement procedure         8.2.3 Controlled data 9 Measurement of systematic jitter    9.1 Apparatus    9.2 Basic technique         9.2.1 Equipment connection         9.2.2 Equipment settings         9.2.3 Measurement procedure 10 BERT scan technique    10.1 Apparatus    10.2 Basic technique         10.2.1 Equipment connection         10.2.2 Equipment settings         10.2.3 Measurement process 11 Jitter separation technique    11.1 General    11.2 Apparatus    11.3 Equipment connections    11.4 Equipment settings    11.5 Measurement procedure         11.5.1 Sampling oscilloscope:         11.5.2 Real-time oscilloscope 12 Measurement of wander    12.1 Apparatus    12.2 Basic technique         12.2.1 Equipment connection         12.2.2 Equipment settings         12.2.3 Measurement procedure 13 Measurement of wander TDEV tolerance    13.1 Intent    13.2 Apparatus    13.3 Basic technique    13.4 Equipment connection         13.4.1 Wander TDEV tolerance measurement for the test                signal of EUT         13.4.2 Wander TDEV tolerance measurement for timing                reference signal of EUT    13.5 Equipment settings    13.6 Measurement procedure 14 Measurement of wander TDEV transfer    14.1 Apparatus    14.2 Equipment connection         14.2.1 Wander TDEV transfer measurement for the test                signal of EUT         14.2.2 Wander TDEV transfer measurement for timing                reference signal of EUT    14.3 Equipment settings    14.4 Measurement procedure 15 Test results    15.1 Mandatory information    15.2 Available information Bibliography