ECLIPSE 5 - SPECIFICATIONS



Comprehensive Element Library. Resistors, inductors and capacitors (ideal/lossy, self-resonant), reactances, complex impedances, dependent sources, ideal transformer, multiport blackbox devices (S, Y, Z-parameters), port terminations (impedance, gamma or black box), transmission lines, coupled lines, attenuator, transformer, control blocks (summing, integrator, differentiator, pole, zero, gain), bipolar, FET and diode semiconductor models, microstrip and stripline structures.
Element Assistant (screen shot). Eclipse's unparalleled Element Assistant makes memorizing element parameters completely unnecessary. Press F2 on an element in the netlist and the Assistant pops up with data fields clearly labeled for all element parameters. Each field displays context sensitive help with full on-line documentation a mouse click away.
User-defined variables provide powerful input and output processing capabilities. This powerful feature lets you combine constants, Program Variables (such as Y, Z or S-parameters, gain, current frequency, etc.), Program Functions and other User Variables into interrelated complex mathematical expressions. Once defined, your "programmable" User Variables can be graphed or used as element parameter inputs.
Flexible Sweep Capability (screen shot). You have complete control over circuit stimulus and output processing through Eclipse's project notebook. Each page contains its own definition regarding how the circuit is to be swept. Eclipse can sweep a circuit by changing the frequency, an element parameter or User Variable. Element sweeping allows you to directly vary any single parameter of any element over a chosen range of values at a single frequency. Variable sweeping allows you to similarly vary a User Variable; however, since User Variables can be assigned to element parameters, elements can be indirectly varied as well. The possibilities are limitless.
Design Versioning. Each Eclipse project can store up to 10 versions of a design. This allows you to keep the history of progression from one conceptual design to another in a single file! Each version contains all project parameters, including netlist, variables, optimization goals, graph sheets, etc.
Manual Element Tuning (screen shot). Rapidly tune multiple elements and/or User Variables using 1%, 5% or 10% increments or standard EIA increments (1%, 5% and 10%). Independent save/recall registers are available for intermediate storage of tuning values.
Optimization (Professional version only) (screen shot). Use Eclipse's powerful optimization features to automatically minimize the difference between desired and actual circuit performance. Performance goals are formulated in terms of mathematical expressions comprised of Program and/or User Variables. You can mix relative as well as absolute specifications when defining goals. Eclipse's summary box will show you the contribution of each goal to the overall error.
Monte Carlo/Yield Analysis (Professional version only). Predict manufacturing repeatability using Monte Carlo/Yield analysis. While an ideal circuit with precise design values might appear to provide acceptable performance, the cumulative effect of component tolerances may make the design unusable due to excessive failures during manufacturing. Eclipse helps you to determine the repeatability of your design by providing several graphical/tabular views of the sampling results. Using the results of the analysis, you can tighten or relax component tolerances and/or performance specifications in a more informative way.
Output Parameters. S, Y, Z-parameters (1 to 4 ports), Maximum Available Gain, group delay, voltage gain (three types), Series or Parallel impedances (reactance displayed as ohms, inductance or capacitance), Stability Criteria (K, Rs_min/ Rp_max for guaranteed stability), Gain Circles. Output can viewed in graphical or tabular form.
Network Analyzer-style Markers. Eclipse provides four independent markers for each graph. Each marker's X and Y values are automatically tracked and displayed during simulation, tuning and optimization. Various marker functions are available to enhance displayed information.
Custom Graphs (screen shot, Yield Graph, Smith Chart). Just right mouse click on any graph to independently customize its appearance using the Graph Properties dialog box. For instance, with the Autolines feature you can define additional boundary lines to be drawn on each graph. Save traces to memory for comparison with "live" data or enable Eclipse's history feature to dynamically retain and display up to 5 of the most recent traces.
Industry Standard Data Files. Data files may be imported/exported in industry standard format.

ENHANCED FEATURES IN ECLIPSE VERSION 5

 Feature

 Monte Carlo/Yield Analysis (Professional version only)

New

 Design Versioning

New

 Constant Gain Circles

New

 Voltages at any node as output parameter

New

 VSWR as output parameter

New

 32-bit performance

Enhancement

 Unlimited nodes

Enhancement

 Up to 9 available ports

Enhancement

 Up to 2000 sweep points

Enhancement

 New manual tuning increments (0.01%, 0.1%)

Enhancement

PRODUCT VERSION COMPARISIONS

 FEATURE

ECLIPSE LITE

ECLIPSE PRO

 Number of ports

4

9

 Number of nodes

20

unlimited

 Number of frequencies

50

2000

 Number of graph sheets

1

unlimited

 Number of open projects

1

unlimited

 Optimization

no

yes

 Monte Carlo/Yield Analysis

no

yes

 Microstrip/Stripline models

no

yes

 Semiconductor models

no

yes

 Control block models

no

yes

 Color printing

no

yes

 Manuals *

no

yes

* Full on-line help is available in both products.

Eclipse 5 Lite is available via Internet download only. Click here for more details.

System Requirements    

 

 


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