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WiMAX Signal Analysis and Generator FAQ

 

Productwise FAQ

WiMAX suite
WILANTA LVSG11bg
WiLANTA LVSA11bg
WiPAN LVSG
WiPAN LVSA
WiPAN LVCT
IP's
General

WiMAX suite

  1. Which standard under WiMAX your products support?
    Our products support IEEE 802.16-2004.
     
  2. Which Physical layer under IEEE 802.16-2004 your products support?
    Our products support OFDM 256 Physical layer with all mandatory features.
     
  3. Do your products support MAC layer functionality?
    Our products provide MAC layer functionality which supports Base Station and Subscriber station Physical layer architecture i.e., DL MAP, UL MAP, UCD and DCD messages.
     
  4. Which duplexing technique do your products support?
    Our products support TDD and H-FDD dulexing techniques.
     
  5. What Products do you offer under WiMAX IEEE 802.16-2004 standard?
    We offer WiMAX Base station and Subscriber station signal generation and Analysis solution. The products are:
    SeaMAX IQ Generator (Base Station + Subscriber Stations)
    SeaMAX IQ Analyzer (Base Station + Subscriber Stations)
    SeaMAX Base Station Signal Generator
    SeaMAX Subscriber Station Signal Generator
    SeaMAX Base Station Signal Analyzer
    SeaMAX Subscriber Station Signal Analyzer
     
  6. What bandwidth does your product support?
    The bandwidth varies from 1.25 MHz to 20 MHz.
     
  7. What are the system requirements for WiMAX suite of products?
    System Memory: Minimum 512 MB, recommended 1GB
    Disk Space: 100 MB
    OS: Windows 2000/XP
     
  8. What kind of impairments can be added to BS and SS generated signals?
    The following impairments can be superimposed on 802.16 signals:
    Memoryless Nonlinearity
    AWGN
    Frequency offset
    Quadrature Skew
    DC offset
    Phase Noise
    I/Q gain imbalance
    SUI Channel Models (1 to 6)
     
  9. What is the uniqueness of your products?
    Our products have got user configurable TDD Frame structure and also our generator facilitates user to add impairments individually to BS and SSs based on RF link budget planned for each.
     
  10. Do your products support IEEE 802.16e standard?
    Our upcoming products will have features of OFDMA Physical layer as per IEEE 802.16-2004 and IEEE 802.16e standards.


 

WILANTA LVSG11bg

  1. What are the system requirements for WiLANTA LVSG11bg signal generator?
    The Software requirements are as follows:
    System Memory: Minimum 512 MB, recommended 1GB
    Disk Space: 250 MB
    OS: Windows 2000/XP
    NI PXI RFSG Driver Ver 1.1
    NI DAQ 7.3.1
     
  2. What are the hardware requirements for Signal Generator (WiPAN LVSG and WiLANTA LVSG11bg)?
    The hardware requirements are as follows:
    NI-PXI 5670 RF Signal Generator
    NI PXI 5421 (AWG)
    NI PXI 5610 (Upconvertor)
    PXI Chassis or Controller or MXI card
     
  3. What are the different kinds of 802.11 MAC frames WiLANTA LVSG11bg can generate?
     

    Frame Type

    Sub Frame type

    Management Frame

    Association requestAssociation responseReassociation requestReassociation responseProbe requestProbe responseBeaconAnnouncement traffic indication message (ATIM)DisassociationAuthenticationDeauthentication

    Control Frames

    Power Save (PS)-PollRTSCTSAcknowledgmentContention-Free -EndCF-End + CF-Ack

    Data Frames

    DataData + CF-AckData + CF-PollData + CF-Ack + CF-PollNull function (no data)CF-Ack (no data)CF-Poll (no data)CF-Ack + CF-Poll (no data)

     
     
  4. What kind of 802.11 impairments can be added?
    The following impairments can be added to 802.11 signals:
    Memoryless Nonlinearity
    AWGN
    Frequency offset
    Quadrature Skew
    DC offset
    Phase Noise
    I/Q gain imbalance
     
  5. Can I set the MAC address with the WiLANTA LVSG11bg or WiPAN LVSG?
    Yes you can configure various MAC address such as SSID, BSSID, Destination address and Source address. Not only the addresses, you can also configure various MAC frame fields such as MAC header, Fragmentation, Frame types and sub frame types, Sequence number.


 

WiLANTA LVSA11bg

  1. What are the software requirements for WiLANTA LVSA11bg signal Analyzer?
    System Memory: Minimum 512 MB, recommended 1GB
    Disk Space: 250 MB
    OS: Windows 2000/XP
    NI PXI RFSA Driver Ver 1.5
    NI DAQ 7.3.1
    NI Scope 2.7
     
  2. What are the hardware requirements for Signal Analyzer (WiPAN LVSA and WiLANTA LVSA11bg)?
    NI-PXI 5660 RF Signal Analyzer
    NI PXI 5600 (Downconvertor)
    NI PXI 5620 (Digitizer)
    PXI Chassis or Controller or MXI card
     
  3. Can I save IQ data and MAC address associated with each packet into a file?
    Yes you can save the IQ data or MAC information associated with each packet into a file. This information will be saved in a .txt format only.
     
  4. Can we export frequency offset to a file?
    Yes, the Frequency offset information can be saved in a .txt format.
     
  5. Can I view MAC information with the WiLANTA LVSA11bg?
    Yes you can view all the MAC Frame fields mentioned in the standard
     
  6. Can I load signal files for analysis?
    Yes you can load signal files for analysis. The file formats are: .txt, .rtf and .bin files. You can download the complete .bin directory i.e. a collection of .bin files.
     
  7. I am looking for test setup scenarios to test - PCMCIA cards, 802.11 embedded devices in handsets, PDAs, laptops etc. is it possible to test these devices with your test suite?
    Yes it is possible to test 802 .11 PCMCIA cards and laptops with WiLANTA LVSA11bg.

    Set up to test PCMCIA cards or laptops: The Device under test i.e., the PC card or Laptop must be configured to transmit to a similar device or the two devices must be configured to communicate with each other. In this scenario WiLANTA LVSA11bg should be configured as a Sniffer with the same parameters as the device under test to capture the signals transmitted by the device under test. With this captured information you can perform online analysis on PC cards or you can save the information for offline analysis.

    The set up to test the PC cards is shown below where PC card 1 communicates with PC card 2 and WiLANTA LVSA11bg acts as a sniffer.

    Set up to test laptops


 

WiPAN LVSG

  1. What are the hardware requirements for Signal Generator (WiPAN LVSG and WiLANTA LVSG11bg)?
    The hardware requirements are as follows:
    NI-PXI 5670 RF Signal Generator
    NI PXI 5421 (AWG)
    NI PXI 5610 (Upconvertor)
    PXI Chassis or Controller or MXI card
     
  2. Can I set the MAC address with the WiLANTA LVSG11bg or WiPAN LVSG?
    Yes you can configure various MAC address such as SSID, BSSID, Destination address and Source address. Not only the addresses, you can also configure various MAC frame fields such as MAC header, Fragmentation, Frame types and sub frame types, Sequence number.
     
  3. What are the different kinds of 802.15.4 MAC frames WiPAN LVSG can generate?
    WiPAN LVSG can generate all the MAC frame types mentioned in the IEEE 802.15.4 standard
    Data
    Beacon
    Acknowledgement
    MAC command frames
     
  4. What kind of 802.15.4 impairments can be added?
    The following impairments can be added to a 802.15.4 signal:
    Memoryless Nonlinearity
    AWGN
    Frequency offset
    Quadrature Skew
    DC offset
    Phase Noise
    I/Q gain imbalance


 

WiPAN LVSA

  1. What are the hardware requirements for Signal Analyzer (WiPAN LVSA and WiLANTA LVSA11bg)?
    NI-PXI 5660 RF Signal Analyzer
    NI PXI 5600 (Downconvertor)
    NI PXI 5620 (Digitizer)
    PXI Chassis or Controller or MXI card
     
  2. What are the software requirements for WiPAN LVSA signal Analyzer?
    System Memory: Minimum 512 MB, recommended 1GB
    Disk Space: 100 MB
    OS: Windows 2000/XP
    NI PXI RFSA Driver Ver 1.5
    NI DAQ 7.3.1
    NI Scope 2.7
     
  3. Will the signal analyzer WiPAN LVSA capture every packet being sent or received?
    The signal analyzer WiPAN LVSA captures every packet and also displays the related packet information such as Packet detect, Preamble detect, SFD detect, Frame length, Frequency Offset.


 

WiPAN LVCT

  1. What are the hardware requirements for WiPAN LVCT?
    NI-PXI 5670 RF Signal Generator
    NI PXI 5421 (AWG)
    NI PXI 5610 (Upconvertor)
    NI-PXI 5660 RF Signal Analyzer
    NI PXI 5600 (Downconvertor)
    NI PXI 5620 (Digitizer)
    PXI Chassis with minimum 8 slots or PXI Controller or MXI card
    Power Combiner
    3 port Circulator
     
  2. What are the software requirements for WiPAN LVCT?
    System Memory: Minimum 512 MB, recommended 1GB
    Disk Space: 200 MB
    OS: Windows 2000/XP
    NI PXI RFSA Driver Ver 1.5
    NI DAQ 7.3.1
    NI Scope 2.7
    NI PXI RFSG Driver Ver 1.1
    NI DAQ 7.3.1
    Interferer Application to run Adjacent and Alternate channel test
     
  3. Do I need separate signal generation software to perform adjacent and alternate channel tests?
    No you donít need separate signal generation software; WiPAN LVCT provides interferer applications to transmit in the adjacent or alternate channel which eliminates the requirement of extra signal generation software.


 

IP's

  1. Has your code been tested?
    Our codes are tested on a FPGA.
     
  2. IP code is technology independent or technology dependent.
    IP code is technology Independent. It can be targeted to any FPGA or ASIC, according to customer requirements it can also be ported as technology dependent to gain performance and speed.
     
  3. Interfacing logic required b/w different modules
    TTL, LVTTL, LVDS, PCI, and PCI-X are the interfacing logic levels.
     
  4. What are verification strategies and which is the development platform.
    SeaSolve IPís provide you with the most effective and efficient verification methodologies with the inclusion of assertions, test bench automation and coverage-driven verification.
    Model Sim is the development platform.
     
  5. Flexibility of the core.
    The code is highly flexible, Input/output ports can be parameterised with respect to customer requirements and design customization can be achieved depending upon the device.


 

General

  1. Do I need Labview to run WiPAN Suite or WiLANTA suite of products?
    No you donít need Labview to run our WiPAN Suite or WiLANTA suite of products. Only the runtime engine is required which will automatically get installed during the product installation process.
     
  2. I already have the required hardware, I need only the software. What should I do?
    If you already have the required hardware you can purchase the software from SeaSolve Software Inc., (for pricing details and to download trial versions please visit our web store)
     
  3. Will the software work with other hardware?
    No the software works with NI PXI 5660 RFSA and NI PXI 5670 RFSG devices only from National Instruments.
     
  4. How can I get a trial version?
    You can download the 30 day free trial version from our site. To download click www.seasolve.com/downloads
     
  5. Does SeaSolve offer testing of wireless devices?
    Yes SeaSolve offers testing of WLAN and WPAN devices.
     
  6. Can I get an online demo of WiPAN suite?
    Yes you can get an online demo on WiPAN suite of products i.e., WiPAN LVSG, WiPAN LVCT and WiPAN LVSA. You can download the demos from our website www.seasolve.com
     
  7. How can I obtain the operating manual for the products?
    The manual will be available in a .pdf format on purchasing the product.
     
  8. How can I get a technical support for the products?
    You can contact our technical support representative on support@seasolve.com for any technical enquiries.
     
  9. Does SeaSolve provide IEEE 802.15.4 compliance testing tool for 868/915 MHz?
    Compliance testing, signal analysis and signal generation tool for 868/915 MHz will be released in first quarter of 2006.
     
  10. Does SeaSolve undertake custom product development?
    Yes SeaSolve undertakes custom product development for given customer specifications
     
  11. What is the timeline for the 802.16e models? Are they available now?
    IEEE 802.16e signal generation and analysis products will be released in first quarter of 2006.


 

 

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