## Allows you to perform high-frequency wave analysis of various types of microwave components, high-speed digital and analog circuits, various antennas, electromagnetic wave shielding, etc.

The Poynting for Microwave electromagnetic wave analysis software is a simulator equipped with various functions for high-frequency wave analysis. This product provides the solver based on the FDTD method (footnote 1) and the user-friendly graphical user interface. It gives powerful support to research and development work.

### Features

- Since the FDTD method is employed, the simulator offers high computational precision and a wide range of applicability.
- Sub-grids can be used in addition to non-uniform grids, partially fine-grained grids can be freely configured as needed. These enable us to realize computationally efficient and high precision simulations.
- Objects with complex shapes can also be analyzed simply and efficiently by using the boundary fitting function for curved surface shapes that is provided.
- Analysis including active elements can be performed by combined analysis with a circuit simulator.
- Circuit board CAD data and three-dimensional CAD data can be imported.

### Functions

- Pre-/post-processing function for creating computational models, automatically creating difference grids, configuring boundary conditions, medium conditions, wave sources, etc.
- Electromagnetic wave analysis function using the FDTD method
- Calculating near-field electromagnetic fields and electromagnetic flows
- Calculating far-field electromagnetic fields (radiated field and scattered field).
- Calculating frequency characteristics such as the time waveforms of voltage and current, S parameters, impedance, etc.
- Visualizing data calculated as above using two- and three-dimensional graphics.

### Work Screens

(Footnote 1) FDTD method is an abbreviation of finite-difference time-domain method, which is a method for calculating the behavior of electromagnetic waves using a computer. This solves the Maxwell equations using difference equations over time and space.

### Applications

Examples of applications of the software Poynting to real problems are demonstrated below.

### Noise countermeasure evaluation using EMI analysis of a 4-layer printed circuit board model

This is an example of noise countermeasure evaluation using EMI analysis of a 4-layer printed circuit board model. Two models of the 4-layer printed circuit board before and after implementing the countermeasures are analyzed and compared, and the effectiveness of the noise countermeasures is evaluated.

### Example of parallel computation of electric fields caused in a printed circuit board model.

In this example, electric far and near fields caused in a printed circuit board model are analyzed. The calculation is done on a parallel computing environment.

### Noise characteristic analysis of a power-ground plane with electromagnetic band gap (EBG) structures

This is an example of noise characteristic analysis of a power-ground plane with planar electromagnetic band gap (EBG) structures. The behavior of the electromagnetic noise that propagates within the EBG structure is visualized and the transmission characteristics are evaluated using the S- parameter. A new function (lossy medium) from the new version 3 is used in this example.

### Metamaterial with a negative refractive index

This is an example of performing an electromagnetic field simulation of a prism that has a negative refractive index by modeling the metamaterial as a split ring and a wire. This uses a new function (numerical wave source) from the new version 3.

### Combined Circuit-Electromagnetic wave analysis using an IBIS model

This is an example of combined analysis of full-wave and IBIS models by using the Poynting HCS linkage (circuit analysis linkage) option and Poynting/HCS IBIS conversion option.

### Reflection characteristic analysis of a Mushroom-shaped EBG ground plane

This is an example of reflection characteristic analysis of a Mushroom-shaped EBG ground plane.

### Mobile phone in a vehicle

This is an example of analysis of a mobile phone in a vehicle. In this example, the behavior of the electromagnetic waves generated by a dipole antenna that simulates a mobile phone in a vehicle is calculated and evaluated.

### Electrostatic discharge (ESD)

This is an example of electrostatic discharge analysis. A numerical model of the ESD-gun is generated and charging and discharging processes are visualized. The discharge current is numerically computed and its current result is compared to the standard current waveform.

### Parallel microstrip lines

This is an example of high-precision analysis of the crosstalk that occurs between densely packed wires, to allow the design and implementation of better circuits.

### Full body phantom and mobile phone

This is an analysis example of calculating and evaluating the effect on the human body of the electromagnetic waves generated by mobile phones.

### Helical antenna

This is an example of analyzing a complexly shaped antenna.

### Inverted-F antenna

This is an analysis example of calculating the input impedance and radiation pattern and comparing them with measured values. The electric field distribution around the antenna is displayed as an animation.

### Array antenna

This is an example of analyzing an array antenna. The electric field distribution at the top of the antenna is displayed as an animation. The electric field can be rotated to confirm that a circular polarized wave is emitted.

### Spiral inductor

This is an example of analyzing a spiral inductor that has a complex shape.

### Multilayer sphere irradiated by electromagnetic waves

This is an example of analyzing a multilayer sphere model configured using three-dimensional data in the VOXEL format.

### Printed circuit board

This is an example of analyzing a printed circuit board using ECAD-LINK.

### Notebook PC

This is an example of analyzing a notebook PC using Poynting and MCAD-LINK.

### Horn antenna

This is an example of analyzing a horn antenna.

### Waveguide (magic tee)

This is an example of analyzing a waveguide (magic tee).