Traditional communication systems have relied on single antenna designs or switching between different antennas within the system for maximum throughput (diversity). 5G requires this in addition to the use of arrays to perform beam steering. (read more)

XFdtd leverages the EM principle of superposition to quickly analyze port phase combinations with a single simulation. (read more)

Remcom announces superposition simulation and array optimization in the latest release of XFdtd® 3D EM Simulation Software, further expanding the software’s capabilities for high-frequency 5G device design and beam steering analysis. (read more)

The following Microwave Journal article describes the modeling of a SATCOM link, specifically the use case of using a satellite overlay to extend service continuity to IoT devices in a poorly covered rural area. (read more)

Antenna engineers favor advanced antenna systems capable of beam steering and multiple data stream transmission in order to meet 5G throughput requirements. Designing such a device is a difficult task because many factors are involved a device’s performance. (read more)

WaveFarer simulation software facilitates automotive radar sensor design with fast and accurate analysis of repeatable drive test scenarios. With the dynamic scenario feature it applies movement to radar sensors, vehicles and other scatterering objects. (read more)

Significant innovation is taking place in automotive industry around capabilities for advanced driver assistance systems (ADAS).

Radar sensors operating at millimeter wave bands are a key technology and require new modeling and simulation tools to predict their performance in driving environments. (read more)

Remcom offers a unique ray tracing capability for simulating MIMO antennas for 5G small cells in dense urban scenes. The MIMO version of Wireless InSite simulates the detailed multipath of large numbers of MIMO channels. (read more)

Fixed Wireless Access (FWA) is one of the early planned use cases for 5G deployment, offering a new wireless alternative for providing broadband to homes and businesses. Wireless InSite provides a number of features and capabilities that are critical for understanding the nature of various scenarios. (read more)

Various designs of a dual-band antenna constructed from textile fabrics for use in a wearable application are evaluated using XFdtd. The base antenna design of a rectangular patch with a tuning via are evaluated for antenna performance and SAR exposure. The base design is made into various arrays for determining an optimal configuration for a MIMO application. (read more)

Drawing on expertise from participants at 14 technology leaders in the wireless industry, including carriers, operators, device manufacturers, and providers of wireless simulation tools, the International Wireless Industry Consortium (IWPC) created a comprehensive report that identifies the key features, obstacles, and potential solutions for deployment of mmWave for 5G. (read more)

This article from the July 2019 issue of Microwave Journal introduces ESD simulation features in Remcom’s full wave electromagnetic simulation software package, XFdtd. (read more)

Learn how to use XF's features for ESD testing as we walk through the process of analyzing a multi-layer PCB and identifying potential locations of dielectric breakdown. (read more)

An antenna based on a transverse slotted rectangular waveguide design is realized in a substrate integrated waveguide structure and simulated in XFdtd EM Simulation Software. (read more)

Given the high cost in time and materials associated with ESD hardware testing, the ability to simulate the ESD testing process in XFdtd is extremely valuable, allowing engineers to pinpoint locations susceptible to ESD damage and optimize ESD mitigation during the concept and design stage of product development. (read more)

A 60 GHz antenna array design is simulated in XFdtd to demonstrate suitability for use on wireless Virtual Reality headsets. The antenna array is comprised of elements each containing two patches and a parasitic element. The resulting array produces a fan beam which may be steered by varying the phasing between the elements resulting in broad coverage. (read more)

This example uses XFdtd to simulate the performance of a low cost, chipless RFID system. The RFID tag is comprised of two ultrawide band monopole disk antennas mounted in a cross-polarized configuration combined with a microstrip line adjacent to six varying size spiral resonators which each represent a single bit in the RFID tag code. (read more)

This example demonstrates a device for 28 GHz beamforming for 5G networks and includes an 8x8 patch antenna array, 1 to 8 power dividers and a Rotman lens initial stage. The design of the Rotman lens is performed using Remcom’s Rotman Lens Designer® (RLD) software, which produces a CAD version of the device for use in XFdtd®. (read more)

This example demonstrates how a custom beamforming table can be used to model downlink data rates from three MIMO base stations for 5G New Radio in a section of Boston. (read more)

In this paper, we use new modeling and simulation techniques to investigate some of the most critical challenges that FWA faces for operation in the physical environment at millimeter waves. (read more)

Wireless power transfer is an emerging technology used in many applications, including consumer electronics, electric vehicles, and biomedical implants, and will undoubtedly see continued growth over the next decade and beyond. This presentation demonstrates how XFdtd can be used to simulate and analyze wireless charging systems. (read more)

Fixed Wireless Access is a key application expected to benefit from 5G networks. This webinar demonstrates how modeling and simulation can be used to assist system designers, first in the design of a complex antenna array for a base station, and then to assess its potential performance in the field. (read more)

A proposed smartphone design that includes a 4G antenna operating at 860 MHz and a 5G array at 28 GHz is analyzed in XFdtd to determine operating characteristics and any mutual coupling. A brief study of configurations is performed to find the best positioning for each antenna. (read more)

WaveFarer® is a high-fidelity radar simulator for drive scenario modeling at frequencies up to and beyond 79 GHz. Near-field propagation and scattering methods compute raw radar returns from target objects while considering multi-path interactions from ground reflections and other structures. (read more)

Remcom announces a new capability to simulate beamforming and throughput for MIMO systems in Wireless InSite® 3D Wireless Prediction Software. The new release provides customers designing base stations and WiFi devices with a critical metric for analyzing real-world device performance in indoor or 5G dense urban outdoor environments. (read more)

Simulations are performed on a reconfigurable 12-element antenna which produces vertically and horizontally polarized gain patterns and is intended for base station use. (read more)

An 8x8 planar antenna array creates narrow beams capable of scanning large sectors in front of the antenna. This example focuses on displaying typical simulation results for beams and possible plots of coverage from the full array and combinations of sub-arrays. (read more)

Series-fed patch elements forming an array are simulated to demonstrate antenna performance and beamforming including S-parameters, gain, and effective isotropic radiated power (EIRP) at 28 GHz. Beam steering is performed in one plane by adjusting the phasing at the input ports to each of eight elements. (read more)

Device designers can analyze WiFi device performance by using Remcom’s Wireless InSite software to simulate WiFi propagation in indoor environments. (read more)

In this application example, performance of a 12-port handset antenna array operating in LTE bands 42/43 (3400-3800 MHz) and band 46 (5150-5925 MHz) is analyzed in XFdtd for varying hand hold positions on the device. The results computed include S-parameters, Gain, Efficiency and Envelope Correlation Coefficient. (read more)

Wireless InSite simulates the detailed multipath of large numbers of MIMO channels. As 5G technology forces expansion into higher frequencies in the mmWave spectrum, the diffuse scattering model further increases precision by revealing how paths interact with a variety of surfaces and structures and how signal power is affected by these interactions. (read more)

Remcom's XFdtd® 3D electromagnetic simulation software provides engineers with powerful tools to shorten development time and release products to market sooner. A full-featured electromagnetic simulation solver, XF outpaces other methods in efficiency as the number of unknowns increases. (read more)

Precision is key when designing today’s complex mobile devices, and engineers can’t afford discrepancies between device efficiency and simulation results. Remcom users see less than a 0.5 dB difference in device efficiency when compared to simulation results. Importing the right CAD model achieves a higher level of accuracy with measurements that are exceptionally close to th... (read more)

XGtd is a general purpose ray-based electromagnetic analysis tool for assessing the effects of a vehicle or vessel on antenna radiation, predicting coupling between antennas, and predicting radar cross section (RCS). It is ideally suited for applications with higher frequencies or very large platforms where the requirements of a full physics method may exceed available computational reso... (read more)

This whitepaper demonstrates how XFdtd's time-domain EM simulation enables rapid development by allowing engineers to determine the performance of a fully detailed sensor model installed behind a piece of fascia without needing to build prototypes and run tests in an anechoic chamber. The analysis of a 25 GHz sensor frames the discussion. (read more)

Remcom's Wireless InSite is site-specific radio propagation software for the analysis of wireless communication systems, wireless networks, sensors, radars, and other devices that transmit or receive radio waves. The software provides efficient and accurate predictions of EM propagation and communication channel characteristics in complex urban, indoor, rural and mixed path... (read more)