{ "cells": [ { "cell_type": "markdown", "metadata": {}, "source": [ "# General Ring Networks" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "## Imports" ] }, { "cell_type": "code", "execution_count": 1, "metadata": {}, "outputs": [], "source": [ "import torch\n", "import numpy as np\n", "import matplotlib.pyplot as plt\n", "import photontorch as pt\n", "from tqdm.notebook import trange\n", "\n", "torch.manual_seed(42)\n", "np.random.seed(33)" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "## Add Drop Filter\n", "\n", "Let's try to recreate the add drop filter in [02_add_drop.ipynb](02_add_drop_filter.ipynb), but this time using the RingNetwork class:" ] }, { "cell_type": "code", "execution_count": 2, "metadata": {}, "outputs": [ { "data": { "text/html": [ "
key | \n", "value | \n", "description | \n", "
---|---|---|
name | env | name of the environment |
t | [0.000e+00, 1.000e-14, ..., 1.998e-11] | [s] full 1D time array. |
t0 | 0.000e+00 | [s] starting time of the simulation. |
t1 | 1.999e-11 | [s] ending time of the simulation. |
num_t | 1999 | number of timesteps in the simulation. |
dt | 1.000e-14 | [s] timestep of the simulation |
samplerate | 1.000e+14 | [1/s] samplerate of the simulation. |
bitrate | None | [1/s] bitrate of the signal. |
bitlength | None | [s] bitlength of the signal. |
wl | [1.500e-06, 1.500e-06, ..., 1.600e-06] | [m] full 1D wavelength array. |
wl0 | 1.500e-06 | [m] start of wavelength range. |
wl1 | 1.600e-06 | [m] end of wavelength range. |
num_wl | 1000 | number of independent wavelengths in the simulation |
dwl | 1.001e-10 | [m] wavelength step sizebetween wl0 and wl1. |
f | [1.999e+14, 1.998e+14, ..., 1.874e+14] | [1/s] full 1D frequency array. |
f0 | 1.999e+14 | [1/s] start of frequency range. |
f1 | 1.874e+14 | [1/s] end of frequency range. |
num_f | 1000 | number of independent frequencies in the simulation |
df | -1.334e+10 | [1/s] frequency step between f0 and f1. |
c | 2.998e+08 | [m/s] speed of light used during simulations. |
freqdomain | False | only do frequency domain calculations. |
grad | False | track gradients during the simulation |