FDTD用户手册

FDTD软件英文使用说明 Initial Properties dialog box ................................................................................... 33 Mask Export............................................................................................................. 41 Profile Designer....................................................................................................... 42 Wafer Properties ..................................................................................................... 42 Profiles In Use ......................................................................................................... 44 Properties ................................................................................................................ 45 Toolbars ................................................................................................................... 45 Status bar................................................................................................................. 45 Color Spectrum ....................................................................................................... 46 Workbook Mode ...................................................................................................... 49 3D Graph Items........................................................................................................ 50 Show slice selector................................................................................................. 54 Refractive Index (X, Y, and Z directions) .............................................................. 54 Zoom tool................................................................................................................. 54 Edit Parameters....................................................................................................... 56 2D Simulation Parameters...................................................................................... 62 3D Simulation Parameters...................................................................................... 66 3D Simulation Parameters for 64-bit simulator .................................................... 68 2D Band Solver Parameters ................................................................................... 73 PWE Band Solver .................................................................................................... 78 Test Script................................................................................................................ 86 Run Script (2D or 3D).............................................................................................. 86 Generate Template Script....................................................................................... 86 Generate Layout Script........................................................................................... 86 Generate Scanning Script ...................................................................................... 86 Preferences menu ................................................................................................... 87 Edit Menu ................................................................................................................. 89 3D Objects ...................................................................................................... 93 Common elements of 3D object waveguides ....................................................... 94 Clipping Planes ..................................................................................................... 103 Profile Designer ........................................................................................... 107 Main parts of the GUI ............................................................................................ 108 Main menu bar....................................................................................................... 112 Toolbars ................................................................................................................. 112 Library Browser toolbar ....................................................................................... 113 Profile toolbar........................................................................................................ 114Table of Contents Installing OptiFDTD ......................................................................................... 1 Hardware and software requirements..................................................................... 1 Protection key ........................................................................................................... 2 Installation ................................................................................................................. 2 Technical support ..................................................................................................... 3 Overview........................................................................................................... 5 What is OptiFDTD? ................................................................................................... 5 OptiFDTD applications and how they relate to one another................................. 6 OptiFDTD_Designer .................................................................................................. 6 Main elements of a layout design............................................................................ 8 What’s new in OptiFDTD 8.0 ......................................................................... 11 64-bit 2D Simulator ................................................................................................. 11 Heating Absorption................................................................................................. 13 Total Field Scattering Field 2D simulations and analysis ................................... 13 OptiFDTD_Designer....................................................................................... 17 Main parts of the GUI .............................................................................................. 18 Main menu bar......................................................................................................... 22 Toolbars ................................................................................................................... 22 OptiFDTD_Designer menus and buttons..................................................... 23 File menu ................................................................................................................. 23 Edit menu................................................................................................................. 24 View menu ............................................................................................................... 25 Tools menu .............................................................................................................. 27 Draw menu............................................................................................................... 27 Simulation menu ..................................................................................................... 31 Preferences menu ................................................................................................... 31 Window menu.......................................................................................................... 32 Help menu................................................................................................................ 32 OptiFDTD_Designer functions...................................................................... 33OptiBPM Specific Materials ........................................................................ 169 Material Class ........................................................................................................ 169 Create and edit materials ..................................................................................... 169 Dielectric material (Ordinary)............................................................................... 170 Diffused material ................................................................................................... 173 OptiFDTD Specific Materials....................................................................... 177 Material Class ........................................................................................................ 177 Create and edit materials ..................................................................................... 177 Dielectric ................................................................................................................ 178 Dispersion.............................................................................................................. 183 Converting the ‘Sellmeier equation’ to ‘Lorentz Model’ .................................... 184 Nonlinear................................................................................................................ 192 Perfect Conductor................................................................................................. 196 2D Band Solver ............................................................................................ 199 2D Band Solver Parameters ................................................................................. 199 File menu ............................................................................................................... 201 Simulation menu ................................................................................................... 201 View menu ............................................................................................................. 201 Help menu.............................................................................................................. 202 Waveguides.................................................................................................. 205 Waveguide properties........................................................................................... 205 Waveguide profiles ............................................................................................... 205 Wafer ...................................................................................................................... 208 Waveguide vs. wafer............................................................................................. 209 Initial data .............................................................................................................. 211 Local Coordinate System ..................................................................................... 211 User Interface of a Parameterized position of a Layout Shape ........................ 212 Waveguides ........................................................................................................... 214 Linear ..................................................................................................................... 216 Arc .......................................................................................................................... 222 Elliptic .................................................................................................................... 228 Ring ........................................................................................................................ 233 S-Bend Sines ......................................................................................................... 239 S-Bend Arc............................................................................................................. 239 S-Bend Sine ........................................................................................................... 244S-Bend Cosine....................................................................................................... 250 Linear Taper........................................................................................................... 256 Parabolic Taper ..................................................................................................... 262 Exponential Taper ................................................................................................. 267 S-Bend Arc Taper.................................................................................................. 273 S-Bend Sine Taper ................................................................................................ 278 S-Bend Cosine Taper............................................................................................ 285 Circular Lens ......................................................................................................... 291 Elliptic Lens ........................................................................................................... 296 Parabolic Lens....................................................................................................... 303 Hyperbolic Lens .................................................................................................... 309 Polynomial ............................................................................................................. 315 Photonic Band Gap (PBG) Crystal Structure ..................................................... 321 Basic 3D Linear Tapering and Proportional Interpretation of Fiber Profile..... 330 Input Field..................................................................................................... 339 Input Field vs. Input Plane.................................................................................... 339 Insert an input plane ............................................................................................. 340 Input Field dialog box ........................................................................................... 343 Mode—Global Data: ADI Method ......................................................................... 359 Mode Solver 2D ..................................................................................................... 379 Mode Solver 2D—menus ...................................................................................... 380 Mode Solver 2D—tabs .......................................................................................... 396 TFSF Region Properties ....................................................................................... 401 3D Mode Solver............................................................................................ 407 Main parts of the GUI ............................................................................................ 410 Main menu bar....................................................................................................... 414 Toolbars ................................................................................................................. 414 3D Mode Solver menus and buttons.......................................................... 417 File menu ............................................................................................................... 417 View menu ............................................................................................................. 417 Simulation menu ................................................................................................... 419 Data menu.............................................................................................................. 419 Preferences menu ................................................................................................. 420 Help menu.............................................................................................................. 420 3D Mode Solver functions........................................................................... 421Profile Designer menus............................................................................... 117 File menu ............................................................................................................... 117 View menu ............................................................................................................. 117 Tools menu ............................................................................................................ 117 Help menu.............................................................................................................. 117 Profile Designer context menu ............................................................................ 118 Profile Designer functions .......................................................................... 119 Library Browser..................................................................................................... 119 Compare Libraries ................................................................................................ 119 Edit Variables and Functions............................................................................... 122 Mode—Global Data: ADI Method ......................................................................... 123 Mode Settings........................................................................................................ 124 Options................................................................................................................... 125 Profiles.......................................................................................................... 127 Fiber ....................................................................................................................... 127 Channel .................................................................................................................. 131 OptiBPM Specific Diffused Materials ......................................................... 137 Custom Diffusion Processes and Arbitrary Index Profiles ............................... 137 Diffusion Process Library .................................................................................... 137 Ti:LiNb03 profile - Titanium diffusion in lithium niobate................................... 138 Ti:LiNbO 3 Pro toolbar ........................................................................................... 139 Mg:LiNb03 profile - Magnesium diffusion in lithium niobate............................ 143 Mg:LiNb0 3 Pro toolbar .......................................................................................... 144 Proton Exchange profile - H+:LiNb03.................................................................. 148 Proton Exchange toolbar ..................................................................................... 149 Annealing Process................................................................................................ 151 OptiBPM Specific User Function Profile.................................................... 153 OptiBPM Specific User DLL Profile............................................................ 159 Center point ........................................................................................................... 162 Materials ....................................................................................................... 167Mode Found........................................................................................................... 421 Status Bar .............................................................................................................. 422 3D Graph Items...................................................................................................... 422 Show slice selector............................................................................................... 426 Customize .............................................................................................................. 426 Data menu.............................................................................................................. 429 3D Graph Settings................................................................................................. 432 Layout Options...................................................................................................... 441 Observation Points, Areas, and Lines ....................................................... 445 Observation Point ................................................................................................. 445 Observation Area .................................................................................................. 445 Observation Line................................................................................................... 446 Simulation toolbar................................................................................................. 446 Observation Points...................................................................................... 447 Observation properties—Point dialog box ......................................................... 448 Observation Area......................................................................................... 451 Observation properties -- X-Z Area dialog box .................................................. 452 Observation properties -- Y-Z Area dialog box .................................................. 455 Observation properties -- X-Y Area dialog box .................................................. 457 Observation Area Analysis dialog box ............................................................... 459 Observation Line.......................................................................................... 474 Observation properties -- Vertical Line dialog box............................................ 475 OptiFDTD_Simulator (2D)............................................................................ 479 Main parts of the GUI ............................................................................................ 480 Main menu bar....................................................................................................... 483 Toolbars ................................................................................................................. 483 OptiFDTD_Simulator (2D) menus and buttons ......................................... 485 File menu ............................................................................................................... 485 View menu ............................................................................................................. 485 Simulation menu ................................................................................................... 487 Preferences menu ................................................................................................. 489Export..................................................................................................................... 597 3D Graph Items...................................................................................................... 598 Simulation menu ................................................................................................... 598 Components menu................................................................................................ 601 Preferences menu ................................................................................................. 601 OptiFDTD Tools............................................................................................ 605 Overlap Integral............................................................................................ 607 Gaussian Overlap Scanner ......................................................................... 615 Overlap Integral Scanner ............................................................................ 619 Multiple Fields .............................................................................................. 623 Notes ...................................................................................................................... 628 Multiple Gaussians ...................................................................................... 629 Notes ...................................................................................................................... 632 Confinement Factor ..................................................................................... 633 Notes ...................................................................................................................... 638 Far Field........................................................................................................ 639 Fraunhofer approximation ................................................................................... 639 Fresnel-Kirchhoff Diffraction Formula ................................................................ 640 2D Far Field............................................................................................................ 641 3D Far Field............................................................................................................ 643 References............................................................................................................. 645 Mode 2D........................................................................................................ 647 Modes of Planar Waveguides .............................................................................. 649 File menu ............................................................................................................... 650 Edit menu............................................................................................................... 650 View menu ............................................................................................................. 651 Simulation menu ................................................................................................... 651 Window menu........................................................................................................ 651Help menu.............................................................................................................. 489 Simulation Parameters ......................................................................................... 490 Boundary Conditions............................................................................................ 491 Observation Point ................................................................................................. 492 Finalization ............................................................................................................ 494 OptiFDTD_Simulator (2D) functions .......................................................... 495 View list.................................................................................................................. 495 Status bar............................................................................................................... 496 3D Graph settings ................................................................................................. 501 OptiFDTD_Simulator (3D)............................................................................ 513 Main parts of the GUI ............................................................................................ 514 Main menu bar....................................................................................................... 517 Toolbars ................................................................................................................. 517 OptiFDTD_Simulator (3D) menus and buttons ......................................... 519 File menu ............................................................................................................... 519 View menu ............................................................................................................. 519 Simulation menu ................................................................................................... 522 Preferences menu ................................................................................................. 523 Help menu.............................................................................................................. 523 Simulation Parameters ......................................................................................... 524 Boundary Conditions............................................................................................ 525 Finalization ............................................................................................................ 527 OptiFDTD_Simulator (3D) functions .......................................................... 529 View list.................................................................................................................. 529 Status bar............................................................................................................... 530 3D Graph settings ................................................................................................. 535 PWE Band Solver......................................................................................... 545 OptiFDTD_Analyzer (2D Simulations)........................................................ 553 Main parts of the GUI ............................................................................................ 554 Components .......................................................................................................... 556 Main menu bar....................................................................................................... 559Toolbars ................................................................................................................. 559 OptiFDTD_Analyzer menus and buttons (2D Simulations)...................... 561 File menu ............................................................................................................... 561 View menu ............................................................................................................. 562 Components menu................................................................................................ 563 Simulation menu ................................................................................................... 564 Preferences menu ................................................................................................. 564 Tools menu ............................................................................................................ 564 Window menu........................................................................................................ 565 Help menu.............................................................................................................. 565 OptiFDTD_Analyzer functions (2D Simulations)....................................... 567 Export..................................................................................................................... 567 3D Graph Items...................................................................................................... 568 Components menu................................................................................................ 568 Simulation menu ................................................................................................... 568 Preferences menu ................................................................................................. 571 Tools menu ............................................................................................................ 571 OptiFDTD_Analyzer (3D Simulations)........................................................ 575 Main parts of the GUI ............................................................................................ 576 Main menu bar....................................................................................................... 580 Toolbars ................................................................................................................. 580 OptiFDTD_Analyzer menus and buttons (3D simulations) ...................... 581 File menu ............................................................................................................... 581 View menu ............................................................................................................. 582 Components menu................................................................................................ 583 Simulation menu ................................................................................................... 584 Preferences menu ................................................................................................. 584 Tools menu ............................................................................................................ 584 Window menu........................................................................................................ 585 Help menu.............................................................................................................. 585 OptiFDTD_Analyzer functions (3D simulations) ....................................... 587 Analysis Tools....................................................................................................... 587Code V Converter......................................................................................... 727 Data format ............................................................................................................ 729 EXFO OWA Converter ................................................................................. 731 Zemax Converter.......................................................................................... 739 Conversion ............................................................................................................ 739 Notes on Conversion ............................................................................................ 740 Data formats .......................................................................................................... 741 ZEMAX Beam File (ZBF) binary format ............................................................... 741 Appendix A: Opti2D Graph Control............................................................ 743 User interface features ......................................................................................... 744 Graph Properties dialog ....................................................................................... 754 Appendix B: File formats ............................................................................ 763 Data file formats .................................................................................................... 763 Appendix C: Parser supported functions.................................................. 773 Supported functions ............................................................................................. 773 Function Limits and _FnRslt_.............................................................................. 778 Appendix D: Batch processing................................................................... 781 Automatic loading of VB Script from command line ......................................... 785Simulation functions............................................................................................. 652 Correlation Function Method (CFM).................................................................... 660 File menu ............................................................................................................... 661 Edit menu............................................................................................................... 661 View menu ............................................................................................................. 662 Simulation menu ................................................................................................... 662 Window menu........................................................................................................ 662 Simulation functions............................................................................................. 663 User Defined File................................................................................................... 672 File menu ............................................................................................................... 673 Edit menu............................................................................................................... 674 View menu ............................................................................................................. 674 Simulation menu ................................................................................................... 674 Window menu........................................................................................................ 674 Notes: ..................................................................................................................... 676 Mode 3D........................................................................................................ 677 File menu ............................................................................................................... 677 Edit menu............................................................................................................... 678 View menu ............................................................................................................. 678 Operations menu................................................................................................... 680 Simulation menu ................................................................................................... 680 Draw Tool menu .................................................................................................... 681 Preferences menu ................................................................................................. 681 Layout Designer Dialog boxes of Mode Solver 3D ............................................ 683 Layout Settings layout dialog box....................................................................... 702 Waveguide Colors layout dialog box .................................................................. 703 Notes: ..................................................................................................................... 704 User Guide of View 3D................................................................................. 705 Commands of View 3D ......................................................................................... 705 View menu ............................................................................................................. 707 Toolbars menu ...................................................................................................... 707 Status Bar menu.................................................................................................... 708 Settings menu ....................................................................................................... 711 Dialog boxes of View 3D....................................................................................... 713 Notes: ..................................................................................................................... 726