UPGRADE YOUR BROWSER

We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

AR# 33758

LogiCORE IP 3GPP LTE MIMO Decoder - Release Notes and Known issues

Description

This Answer Record contains the Release Notes and Known Issues list for the 3GPP LTE MIMO Decoder Core.

The following information is listed for each version of the core:

  • General Information
  • New Features
  • Supported Devices
  • Resolved Issues
  • Known Issues

LogiCORE IP 3GPP LTE MIMO Decoder Lounge:

http://www.xilinx.com/products/ipcenter/EF-DI-MIMODEC-LTE.htm

Solution

LogiCORE IP 3GPP LTE MIMO Decoder v2.1

Initial Release in ISE Design Suite 13.2

New Features

  • ISE 12.4 software support
  • AXI-4 interface support
  • Support for up to 4x4 antenna configuration

Supported Devices

  • Zynq-7000 Z-7030/Z-7040
  • Virtex-7
  • Virtex-7 XT (7vx485t)
  • Kintex-7
  • Virtex-6 XC CXT/LXT/SXT/HXT
  • Virtex-6 XQ LXT/SXT
  • Virtex-6 -1L XC LXT/SXT
  • Virtex-5 XC LX/LXT/SXT/TXT/FXT
  • Virtex-5 XQ LX/ LXT/SXT/FXT

Resolved Issues

A stalling problem with the core has been resolved in this release. There is a stalling problem with the MIMO decoder v2.0 when the master ready signals go low at the last data of the block. The MIMO decoderv2.1 resolve this stalling problem.

Known Issues

None

LogiCORE IP 3GPP LTE MIMO Decoder v2.0

Initial Release in ISE Design Suite 12.4

New Features

  • ISE 12.4 software support
  • AXI-4 interface support
  • Support for up to 4x4 antenna configuration

Supported Devices

  • Virtex-6 XC CXT/LXT/SXT/HXT
  • Virtex-6 XQ LXT/SXT
  • Virtex-6 -1L XC LXT/SXT
  • Virtex-5 XC LX/LXT/SXT/TXT/FXT
  • Virtex-5 XQ LX/ LXT/SXT/FXT

Resolved Issues

None

Known Issues

None

LogiCORE IP 3GPP LTE MIMO Decoder v1.0

Initial Release in ISE Design Suite 11.4

<p< />New Features

  • 11.4 ISE software support
  • New Core Introduction

Resolved Issues

None

Known Issues

CR 537293: Why is there a small mismatch between C model and VHDL model, and does it have an impact on the BER performance? See (Xilinx Answer 33759).

    Linked Answer Records

    Child Answer Records

    AR# 33758
    Date Created 11/27/2009
    Last Updated 05/22/2012
    Status Active
    Type Release Notes
    Tools
    • ISE Design Suite - 12.4
    • ISE Design Suite - 11.4
    IP
    • 3GPP LTE MIMO Decoder