Keysight Technologies C Series - Page 354

Keysight Technologies C Series

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354 Keysight N9915-90020 User’s Guide

Over–the–Air Measurements (OTA) – LTE FDD Option 370, LTE TDD Option 371, 5G TF

Option 377, 5G NR / 5G NR EVM Conducted Option 378

About Over–the–Air (OTA) Measurements

Figure 13-2 LTE FDD Bar Chart – CC Example

Figure 13-3 LTE FDD Bar Chart – PCC Example

Table of Contents

Title1
Notices2
Where to Find the Latest Information3
Is your product software up-to-date?3
A.12.7x Firmware – Release C Series FieldFox4
Contacting Keysight5
Content7
1 Overview25
- Models and Options25
- Accessories26
  - Optional Accessories26
- FieldFox Manuals, Software, and Supplemental Help27
  - Conventions that are used in the Manual27
  - Safety Notes28
2 Preparing for Initial Use of Your New FieldFox29
- Check the Shipment29
- Meeting Power Requirements for the AC/DC Adapter29
- Install the Lithium-Ion Battery30
  - Battery Usage30
- FieldFox ON/OFF Settings31
  - Power Button LED Status32
- FieldFox High Temperature Protection32
- Avoid Overpowering the FieldFox37
- Take the FieldFox Tour38
- How to Enter Numeric Values46
  - Multiplier Abbreviations46
- Connector Care47
3 CAT (Cable and Antenna Test) Mode49
- CAT Mode Settings51
- Return Loss Measurements59
  - How to Measure Return Loss59
- 1-Port Cable Loss Measurements60
  - How to make a 1-port Cable Loss Measurement60
- 2-Port Insertion Loss Measurements61
4 DTF (Distance to Fault) Measurements63
- How to make DTF Measurements64
- DTF Measurement Settings66
5 TDR (Time Domain Reflectometry) - Option 21575
- TDR Measurement Settings78
6 NA (Network Analyzer) Mode89
- NA Mode Settings91
7 Time Domain – Option 010113
- Overview115
- Time Domain (Transform) Settings116
- Trace Settings121
  - Transform Enable121
  - Gate Enable121
- Gating122
8 Calibration for NA, CAT, and VVM ModesFUTURE125
- Verifying Calibration and Jumper Cable Integrity126
- Verifying Calibration and Jumper Cable Integrity144
  - Verify a Calibration144
  - Test the Jumper Cable145
- Calibration Method Summary146
9 SA (Spectrum Analyzer) Mode (Option 233–Mixed Analyzers)FUTURE147
- SA Mode Settings151
- Channel Measurements220
- How to Set Up EMF Settings (Requires EMF (Option 358), GPS (Option 307), and SA Mode (Option 233–Mixed Analyzers))230
  - EMF Features231
  - EMF Setup Procedure233
- Spectrum Emission Mask (SEM) — (SA Mode Only)243
  - How to select Spectrum Emission Mask (SEM) Measurement245
- IQ Analysis (SA Mode Only)250
- Effective Isotropic Radiated Power (EIRP) – (SA Mode Only)253
  - How to Select Effective Isotropic Radiated Power (EIRP)253
  - How to Setup EIRP (Effective Isotropic Radiated Power)253
10 RTSA (Real-time Spectrum Analyzer) Mode—Option 350255
- RTSA Mode Settings259
- Spectrogram Display281
  - Spectrogram Display (RTSA Option)281
  - Common Settings for Spectrogram282
- Record/Playback (RTSA Option)283
11 IQ Analyzer (IQA) – Option 351293
- About I/Q Analyzer (IQA) Measurements298
  - Setting the IF Path298
- I/Q Analyzer (IQA) Mode Settings299
- Using Markers (IQA)314
- Alignments319
- Trace Display States (IQA Mode)319
  - How to display the Trace States319
- Other Features Available321
12 Electromagnetic Interference (EMI) Measurements – Option 361323
- Using EMI Measurements (Option 361)327
- EMI Measurements Mode Settings328
- About Electromagnetic Interference (EMI) Measurements343
  - EMI Measurement Features (Option 361)343
- How to Set Up Electromagnetic Interference (EMI) Mode Settings345
  - EMI Measurement Mode Setup Procedure345
- Glossary (EMI)346
13 Over–the–Air Measurements (OTA) – LTE FDD Option 370, LTE TDD Option 371, 5G TF Option 377, 5G NR / 5G NR EVM Conducted Option 378347
- Using OTA (Options 370 – LTE FDD, 372 – TDD, 377 – 5G TF, and Option 378 – 5G NR / 5G NR Conducted)350
- About Over–the–Air (OTA) Measurements352
- How to Set Up Over–the–Air (OTA) Mode Settings365
- How to Set Up EMF Mode Settings (Requires EMF (Option 358) and 5G NR (Option 378))400
  - EMF Features400
  - EMF Setup Procedure403
- How to Use Data Logging (OTA Options 370, 372, 377, and 378)407
- Other Features Available411
- About the Auto-Range Feature412
- Troubleshooting416
- Glossary (OTA)417
14 5G Rapid Prototype Phased Array Antenna – Option 360421
- Using the Phased Array Antenna (Option 360)423
- About Phased Array Antenna Measurements424
  - Phased Array Antenna Features (Option 360)424
- How to Set Up Phased Array Antenna Settings433
- How to Use Data Logging/Playback (Option 360)455
- Using Mapping459
- Other Features Available459
- Troubleshooting460
- Glossary (Option 360)461
15 USB Antennas – (Full Capability Requires EMF Option 358, and either SA mode (Option 233 Mixed Analyzers) or OTA—5G NR / 5G NR EVM Conducted Option 378)463
- Using USB Antennas (Also, Known as EMF Antennas)466
- About USB Antenna (Also, Known as EMF Antenna) Measurements467
  - USB Antenna Features467
- How to Set Up a USB Antenna (Also, Known as EMF Antenna)469
  - USB Antenna Setup Procedure469
- Other Features Available473
- Troubleshooting474
16 Indoor and Outdoor Mapping – Option 352 (Requires Spectrum Analyzer Mode (Option 233), and GPS Receiver (Option 307))475
- How to Install Node.js and Running the FieldFox Mapping Software480
- Downloading and Using the FieldFox Map Support Tool482
- Importing a .zip File to the FieldFox487
- How to Set Up Mapping Settings490
- How to Use Data Logging (Option 352)513
- Troubleshooting520
- Glossary (Option 360)526
17 Direction Finding (Option 390 Time Difference of Arrival (TDoA)) – Requires Spectrum Analyzer Mode (Option 233), and GPS Receiver (Option 307)527
- Time Difference of Arrival (TDOA) – (Requires Option 390)529
- Troubleshooting530
  - GPS lock Errors530
18 Remote Server Mode (Requires SA Hardware/SA Option 233)531
- In this Chapter:532
- Connecting Using Remote Server533
  - Changing Frequency Converter Head Settings534
- 89600 VSA Software Overview (Requires N991xC/3xC and SA Option 233)535
19 Interference Analyzer (SA Mode) – Option 236537
- Spectrogram and Waterfall Displays538
- Record/Playback (SA Option)544
20 Reflection Mode (SA Models) - Option 320557
- Reflection Mode Settings560
21 Built-in Power Meter Mode – Option 310563
- Built-in Power Meter Settings565
22 Power Meter (USB/LAN) Mode - Option 302567
- USB and LAN Power Meter Settings569
- USB and LAN Power Meter Settings572
- Troubleshooting580
  - LAN Sensors580
23 Frequency Offset Using Power Sensor (FOPS) – Option 208583
- Overview585
- FOPS Settings587
24 Pulse Measurements Mode – Option 330593
- Supported Power Sensors593
- Pulse Measurement Settings599
25 VVM (Vector Voltmeter) Mode - Option 308611
- Overview613
- VVM Mode Settings614
- 1-Port Cable Trimming Measurements619
  - How to make a 1-Port Cable Trimming Measurement619
- 2-Port Transmission Measurements621
  - How to make a 2-Port Transmission Measurement621
- A/B and B/A Measurements622
26 ERTA (Extended Range Transmission Analysis) Mode - Option 209623
- Overview624
- Requirements and Limitations625
  - Requirements625
  - Limitations625
- Start Connection Wizard626
  - On the Receiver unit:626
- Configure Measurement Settings630
27 AM/FM Metrics (SA Only and Option 355)633
- Using AM/FM Metrics633
  - Overview of Measurement Types633
  - s636
- SINAD and THD Calculations640
- Interpreting AM/FM Metrics Error Messages643
  - Test Tone Not Found643
28 Channel Scanner (Option 312)647
- Using Channel Scanner648
- How to Set Up Channel Scanner649
29 Noise Figure Mode (Option 356)673
- Using Noise Figure676
- How to Define a Noise Figure Measurement682
- Calibration Wizard720
  - When to Calibrate720
- How to use Auto-Integration726
  - About Auto-Integration726
  - Auto-Integration Procedure727
- Other Features Available732
- Troubleshooting733
30 Data Analysis FeaturesDELETE_IF735
- All about Markers736
- All about Limit Lines751
- All about Trace Math763
- All about Scale Settings765
  - How to Use Scale Settings765
  - Averaging (CAT, NA, Power Meter, Channel Scanner, and Pulse Measurement Modes Only)766
31 System SettingsFUTURE769
- Run/Hold770
  - How to perform a single sweep while in Hold771
- Preset771
  - How to Preset the FieldFox771
- User Preset772
  - How to set User Preset772
  - How to recall User Preset772
- Audio (Volume) Control773
  - How to set the FieldFox Volume Control773
- Display (Settings)773
- Utilities776
  - How to view and change Utilities Settings776
- Preferences784
- Discrete Colors Softkey Menu801
  - Using the Discrete Colors Softkey Menu801
- System Configuration801
- Service Diagnostics815
- Understanding the Fan Controls818
32 Using the Mini-USB Port to send SCPI Commands and Queries821
- Mini-USB Connection to PC with IO Libraries821
33 File ManagementFUTURE823
- Saving and Recalling Files824
- Press Printing840
  - How to print the current screen or a saved file840
34 Working with the Lithium-Ion Battery841
- Viewing the Battery Charge Status841
  - Service Diagnostics—Battery Screen842
  - Built-In Battery Gauge842
- Charging the Battery843
  - Internal Charging with the AC/DC Adapter843
  - Using the External Battery Charger (N9910X–872)845
- Reconditioning Battery846
- Battery Care846
- Maximizing Battery Life846
- Lithium-Ion Battery Disposal847
35 Safety Considerations849
- For the FieldFox850
- For the AC/DC Adapter852
- For the External Battery Charger (N9910X-872)853
- For the Battery854
  - High Capacity Lithium Battery (N9910X-876)854
  - Standard Capacity Battery (N9910X-870)856
- Battery Protective Functions858
  - Battery Protective Functions (N9910X-876)858
  - Battery Protective Functions (N9910X-870)860
- Batteries: Safe Handling and Disposal861
- Battery Transportation861
- Environmental Requirements862
- Electrical Requirements862
- Electrostatic Discharge (ESD) Precautions862
- FieldFox Markings862
- Battery Markings865
- Packaging Markings868
- AC/DC Adapter Markings868
- Certification and Compliance Statements871
A: Connector Care Review873
- Connector Care Table874
B: Specifications/Data Sheet875
C: Instrument Calibration877
- How Often Should Calibrate My Instrument?877
- How do I Get an Instrument Calibration?877
- What Are My Choices of Instrument Calibration?878
D: Korean Battery Safety Translation879
E: Russian Battery Safety Translation889
F: Keysight Software End-User Licensing Agreement (EULA)901
Index905

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