Release Note

2.4.2 - 2024/10/30

Main Features

  • Auto build schematic: feature that enables quick edition of schematics with pre-configured parameters related to a model
  • Multi-threading fixed on linux version with tbb
  • Ideal tuner block: enables to design impedance pattern and configure impedance sweep
  • MFC block: enhanced interpolation capability. Enables modeling of tunable filter
  • New mixer model MIX-U-HF-S2P: Bilateral model of mixer based on S-parameter data and conversion gain characterization
General Improvement
  • Fixed project archive
  • Added a waveform generator button on Vision Home page
  • Whiteboard and Waveform Generator buttons are always enabled

System Architect

New features

  • Parameterized SNP Model: continuous mode enables interpolation between S-parameter file
  • Spectrum block: new configuration of FFT window
  • IQ probe multi-level sweep
  • New template schematic: load-pull simulation
Bug fixes
  • Antenna block model file not loading properly
  • Import of 3-tones measurement data issue after a modification in the application core
  • Removed IQ Visualisation in AWG_IWF Source causing memory issues
  • Post simulation calculation does not freezes the GUI anymore
  • IQ Waveform Source: fixed file path is relative to the project data director
  • IQ Waveform Source: fixed Issue where sample rate was not properly initialized
  • DLL API block: only file accepted in GUI
  • Matlab API block : default empty value added to String character to avoid null error
  • Rename function in schematic tree
  • Schematic editor: management of nodes when moving links, connectors and blocks
Device modeler

New features

  • Auto build schematic: schematics to perform power sweep, 2-tone test, envelope transient simulation (5GNR waveform) and load-pull simulation
  • Import of 2-tone data (imx file) from IQSTAR for LF memory part of HPA models
  • Import of measurement data parameterized by temperature. Enables temperature probe selection (i.e. T_dut, T_base, thermostat)
Improvement
  • HPA-B-HFLF Model options updated.
Bug fixes
  • MIX-U-HF model: correction in computation of number of power points
Scripting
New features
  • The editor allows the parallel execution now (running multiple scripts in multiple tabs simultenaeously).
Improvements
  • Now a character cannot be casted to a real number to avoid issues with wrong syntax usages, like 'A' + 1.2 for example, but still allowed for integers: 'A' + 1 == 'B'.
Bug fixes
  • Fixed some uncaught exceptions.
  • Fixed socket functions evaluation.
  • Script Server:
    • The server is now properly stopped when application is closed (proper Socket disconnection).
    • Fixed port limits (spinner control).
Whiteboard:

New features

  • Script debug mode (step by step, etc.).
  • Emergency stop button to stop scripts execution (infinite loops, etc.).
Improvement
  • Performance improvements.
Bug fixes

  • Fixed the printing and PDF export, especially in undefined page mode.

  • Fixed the persistence of some configured elements in the Graph control.

  • Fixed a control configuration issue with the Export control, when an export format has no additional configuration.

  • Fixed multiple memory leaks.

  • Fixed multiple typo issues.

Licensing:

New features
  • If a 'No room' error occurs (license error), registered machines are now displayed to assist the user.
Application Core:

Improvements

  • Fixed multiple issues with UI components (especially when the desktop scaling is enabled).
  • Improved internal Math APIs (more efficient, more standardized).
  • Reduced the minimum delay between the storage of two log entries in events from 25ms to 1ms.
  • Reduced the default height of message boxes in some cases.

Bug fixes

  • Import/Export: Fixed an issue with the format of engineering numbers.

2.4.1 - 2024/04/05

Main Features

  • First realease of the block VC Filter.
  • New signals types of the waveform generator can be used with the EAWGVS-IWF source and demodulation post process.
  • Data extraction from ADS files for HPA-B-HFTH model.
  • The archive project tool manages the multiblocs.

System Architect

New features

  • Post treatment process added for OFDM, NPR, LTE, 5G signals of the waveform generator.
  • Import of imx is no longer limited to PSK QAM
  • Simulation controller export tab improved.
  • Default signal unit value is set to dBm in Awg an awg-iwf sources.
  • Removed CCDF percent in receiver panel.
  • PAPR in f0 level using max / mean algorithm in the post processing.
General Improvement
  • The "Port Number" in the source CW and Epulse is replaced by "Port rank" to match the other.
Bug fixes

  • Fixed an issue where the demodulation post process erased the simulation imx when using a IWF source without the IQProbe.

  • Fixed an issue in Simulation Controller where Noise Analysis option was tested even when not available in licence causing a crash of the application.

Device modeler
Improvement
  • HPA-B-HFLF Model options updated.
Bug fixes
  • Fixed Extractor bug when using ADS File format for HPA_U_HFLF model on Linux.
  • Fixed issue where the extraction results were not loaded properly when bilateral order is 0 with HPA-B-HF and LNA-B-HF models.
Application Core:
  • Bug fixes
    • Fixed an issue with view tabs during a drag and drop operation, the cursor was not always updated properly.
Licensing:
  • New features
    • Dongles can be flashed in offline mode now.
    • Offline trial licenses are supported.
    • Transportable dongles in addition to node-lock dongles
  • Improvements
    • Improved the installation process of offline file licenses.
  • Bug fixes
    • Fixed the expiration issue of dongles.
    • Fixed false positive cases of clock errors.
    • Fixed false positive cases of VM detections.
Scripting
  • New features
    • New Socket API.
  • Improvements
    • All threads are now tracked, so the running script do not stops when main thread is finished, but when all threads are finished, main included.
    • Stopping a script stop every pending/running tasks.
    • No more configurable timeout for the join() function.
    • The eval() function now uses a basic parser for security reasons.
    • The fastmath() function returns nothing (void) when state is changed.
    • Performances has been slightly improved.
    • Script Editor:
      • Debugger performances have been greately improved (4x faster in general).
      • Many keywords (for, while, do/while, if/else, switch, try/catch/finally, etc.) was not debugged properly with only one instruction in their block.
    • Scrip Server:
      • New 'Local Only' option to forbid remote connections (interprocess connections only, security feature).
  • Bug fixes
    • Fixed a memory leak when a script is stopped in a multithreaded environment.
    • Script Editor:
      • The debugger was completely broken in a multithreaded environment.
      • The step-by-step execution was broken (step-return for example).
  • Removed Features
    • The taskstatus() function has been removed because the cancellation of a task is now managed at a lower level, between the execution of two instructions, so the user don't have to put checkpoints in its code.

2.4 - 2023/11/17

Main Features
  • First working version of Vision on Linux available.
  • The vision runtime has been removed in order to avoid redundancy with the cosimulation toolbox.
  • The waveform generator plugin can be used nnow to generate waveform files to be used in the system architect.
  • The diagram editor provides two new blocks (input and output) to define the input and outputs port of a Multiblock.
General Improvements
  • Vision now runing on Java 17.
  • Fixed an issue where the data explorer panel used an excessive amount of memory causing the application to crash.
  • Refactoring of data levels and variables in Vision simulation curves.
  • Refactoring following AMCAD API modifications of file managements for cross platform compatibility.

System Architect

New features

  • New source EAWGS-IWF added to use iwf files, generated from the waveform generator, as input signal.
  • New probe IQ-Probe added. This probe must be used to activate the demodulation computation at the end of a simulation with a EAWGVS-IWF source.
  • Multi carrier demodulation available.
  • New blocks added : InputMultiblock and OutputMultiblock to facilitate the configuration of inputs and outputs ports of a MultiBlock.
  • New templates added: antenna, import measurement, IQ probe.

Bug fixes

  • Fixed sample rate inversion during demodulation computing.

  • Error message added when sNp file is missing in antenna far field data directory.

Device Modeler

New features

  • HPA-B-HFLF model added.
  • New version of 3-Tones measurement file.
Bug fixes
  • Issue with HPA-B-HFLF licence.
  • Issue where the description was erased after renaming a device.
  • HPA-U-HF and HPA-U-HFLF: "Wideband amplifier" parameter renamed "Amplifier model option".

2.3 -2023/04/20

General
  • New HPA-B-HFLF model added in System architect and Device modeler.
System architect
  • Imx to simulation process improved.
  • SNP improved with parametrized Touchstone data format.
  • New model added for simulation: HPA-B-HFLF.

2.2 - 2022/10/28

General
  • Binaries updated to version 1.9.1

System architect

  • First working release of imx import to schematic template.
Device modeler
  • Fixed error when using AUTO_SEARCH_POLE_NUMBER.
  • HPA_UBF_Model: #define clause causing memory acces error removed.
  • HPA_UHF_Model: #define clause causing memory acces error removed.

2.1 - 2022/02/18

Device modeler
  • HF and HFLF models extra wideband option updated to match ATOP models.
  • New HFLF model for CW_2TONEGP measurement file.
  • New parameter to control the number of pole/residue for all models: AUTO_SEARCH_POLE_NUMBER.
  • New parameter to control the frequency grid density: FREQUENCY_GRID_DENSIFY.
  • New parameter to control the multi-variable interpolation precision control for the MFC: MFC_INTERPOL_ACCURACY.

  • New debug option added : AUTO_INCREASE_POLE_NUMBER.

System architech
  • MFC Block: Attenuation and phase parameters internals or ports.
  • Fix netlist for Ground, ECap and EInd blocks.
  • Fix 2TONESVS source.
  • Fix steady state reduce factor and matlab_api.
  • New Co-simulation blocs added: MatlabApi, UserDllApi, CustomDllApi.
  • HPA steady state: fixed.

2.0 - 2021/06/16

General

New features

  • New user interface.
  • New diagram editor.
    • Multiblock.
    • Multi-port.
    • Schematic hierarchy.
  • Html documentation added.
  • Extraction and simulation export to whiteboard.
  • Project archive tool added.
  • Binaries updated to version 1.7.0.

Improvement

  • Vision project directory reworked.

Device Modeler

New features

  • Antenna device added.
  • Cst file conversion to Vision format for device extraction.
  • Fix HPA-UHF and HPA-UHFLF files after copy error.
  • HPA-UHF and HPA-UHFLF models improved.

System architect

New features
  • Antenna SnP block added.
  • Ansys communication block added.
  • Radiation patern for antenna block.
  • Simulink import interface improved.
  • New parameters in simulation controller block : Hpa steady state, time step control.
  • New parameter for noise management in sources : CW, 2-Tones, Awgvs, Pulse.
  • Upgrade CITIFile for MFC block.
  • New blocs : MiMo, NodeProbe. Average PAE, PAPR.
  • New parameter parallel_instance added.
  • ACP bloc fixed.
  • Block sweep temporal file fix.
  • Model export with solver dataflow.
  • New blocs : Antenna array, Power Divider SnP, Power Combiner SnP, Bus.
  • List sort parameter added to variable type LIST and RANGE_LIST of the variable block.

1.2 - 2020/06/25

New features
  • Binaries updated to version 1.2.0.

System architect

  • Fixed error during a import of model from Simulink : Variable not initialized."
  • Chart.xml generation for multiport spectrum fixed.
  • Labels : MEL switched to MIX, HFBF switched to HFLF.

1.1 - 2019/09/12

New features
  • Binaries updated to version 1.1.0.
Device modeler
  • Option USE_HF_FREQ_TRUNC is now enabled by default.
System architech
  • Issue with variable sweep order fixed.

1.0 - 2019/07/18

  • Initial release of Vision.