SoMs for Zynq UltraScale+ MPSoC serve lidar applications

SoMs (system on modules) for AMD’s Zynq UltraScale+ MPSoC series range from ZU4 to ZU19 variants for a variety of industries, including the industrial, military and defence sectors. The iWave Zynq MPSoC SoMs are scalable with logic density, I/O availability and high speed DDR design. A carrier board can cover multiple I/O ports for a wide range of end products, from ZU4 with 192K logic cells to ZU19 with up to 1.1M logic cells, said iWave.

The Zynq UltraScale+ MPSoC devices enable an adaptive SoC-based product design, which is extremely promising for lidar applications, explained iWave. Integrating both the processor and FPGA architecture into a single device allows rapid deployment of a flexible yet optimised SoM for any given domain, added the company.

Lidar is a remote sensing technology used for scientific and military applications. It provides high resolution and accurate measurements of 3D structures, and can easily convert the received data into 3D maps to interpret the surrounding. Importantly, it remains unaffected even in even in challenging weather and lighting conditions, said iWave. 

The programmability of FPGA provides flexibility in developing custom capabilities. They also have the potential to speed up processing by employing multi-level parallelism.

The Zynq UltraScale+ MPSoC series combines real time control with soft and hard engines for graphics, video, waveform and packet processing. MPSoC devices are powerful and flexible enough to deliver advanced capabilities for lidar sensors, explained iWave. They can also be used for signal processing, point cloud pre-processing and point cloud machine learning acceleration. Zynq MPSoC devices are power efficient, which is critical for lidar systems, said iWave.

Using a SoM approach for building lidar products offloads complexities involved in the design cycle allowing a product designer to focus on developing firmware and software stacks by eliminating the complex hardware part of the design, said iWave. This approach “significantly reduces time to market with reduced product development cost” said the company. 

SoMs also provide scalability and flexibility to a designer when migrating to a higher computing SoM without changing the design of a carrier card.

The Zynq UltraScale+ MPSoC SoM features the heterogeneous Arm + FPGA architecture and combines the processing system and programmable logic. The processing system contains a quad-core Arm Cortex-A53 processor operating at up to 1.5GHz and a real time processing unit equipped with Arm Cortex-R5 processors operating at up to 600MHz

The programmable logic based on 16nm UltraScale+ architecture contains up to 504K configurable logic block, block RAM and DSP elements. Other benefits include any-to-any interfacing, design toolchains, image processing capabilities, the ability to accelerate neural network, with safety and security features.

The Zynq UltraScale+ MPSoCs processing system and programmable logic support a variety of industry standard interfaces such as CAN, SPI, I2C, UART, and GigE. The programmable logic I/O flexibility allows for direct interfacing with MIPI, LVDS and GigaBit serial links, allowing for higher levels of protocol implementation within the programmable logic.

By providing the correct PHY in the hardware design, the programmable logic enables any interface to be implemented, providing any-to-any interfacing.

The Zynq UltraScale+ devices come with Vivado Design Suite to configure the processing system and programmable logic design. Vivado provides the complete programmable logic development experience, including the support for synthesis, place and route and simulation.

To develop software, Vitis supports Embedded Linux development using PetaLinux and real time operating systems such as FreeRTOS.

In addition to system development capabilities, Vitis supports kernel acceleration within the programmable logic using OpenCL.

Image processing is critical in lidae applications for navigation and monitoring. Typically, the algorithms used in these systems are created and modelled in high level frameworks such as OpenCV.

An H.264/H.265 video codec unit is included in the Zynq UltraScale+ MPSoC EV series to support image processing.

Viti AI provides Model Zoo, AI compiler, optimiser, quantiser and profiler to deploy the application onto the deep learning processing unit. 

The Advanced Encryption Standard (AES) is used to secure the configuration of Xilinx devices.

The Zynq UltraScale+ MPSoC devices further implement layered security solutions via configuration security unit (CSU) within the processing system. The CSU supports AES 256-GCM, 4096 RSA Multiplier, and SHA-384, providing confidentiality, authentication, and integrity functions.

Anti-tamper response through the inbuilt system monitor enables the customer to track device voltages and die temperatures of the SoM.

https://www.iwavesystems.com  

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Anritsu’s software option enhances C-V2X measurement

Anritsu has introduced an LTE-V2X PSCCH TX measurement MX887068A-001 software option to enhance the cellular vehicle to everything (C-V2X) measurement function of universal wireless test set MT8870A / MT8872A.

The software supports the physical sidelink shared channel (PSSCH) for LTE-V2X (PC5) and supports RF measurement of the physical sidelink control channel (PSCCH). It also supports mass-production of LTE-V2X (PC5) devices for the evaluation of R&D RF test items.

LTE-V2X (PC5) will co-operate with the other radio access technologies such as 5G V2N (vehicle to network) and the Global Navigation Satellite System (GNSS) and is expected to be adopted for Connected Autonomous Vehicle applications.

Japan, Europe and China are investigating introduction of V2X to the New Car Assessment Program (NCAP). RF evaluation of V2X is becoming increasingly important from the safety aspect. V2X communications technology is used for dedicated short qrange communications (DSRC), such as intelligent transport systems (ITS). C-V2X using mobile communication technology with a wider communication range is also being investigated.

The Universal Wireless Test Set MT8870A/MT8872A series is designed for developing and mass-production various wireless communication equipment, modules, etc. Installing up to four high-performance test units in the main unit supports a seamless frequency band up to 7.3 GHz with a 200 MHz bandwidth.

Each unit measures independently in parallel, enabling the MT8870A to simultaneously evaluate multiple wireless communications devices.

Anritsu provides communications test and measurement equipment and supports customers to help develop wireless, optical, microwave / RF and digital solutions for R&D, manufacturing, installation and maintenance applications, as well as providing services for network monitoring and optimisation. 

Anritsu also provides precision microwave / RF components, optical devices, and high-speed electrical devices for communication products and systems. The company develops solutions for 5G, M2M, IoT, as well as other emerging and legacy wireline and wireless communication markets. 

http://www.anritsu.com

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NearStack PCIe improves connection to Open Compute project servers, says Molex

Direct-attached cable technology is used to improve signal integrity, lower insertion loss and reduce signal latency in Molex’s PCIe cable connection system for Open Compute project servers.

NearStack PCIe connector system and cable assemblies was developed in collaboration with members of the Open Compute Project to replace traditional paddle-card cable in an effort to optimise signal integrity and improve system performance.

The twinax termination eliminates the need for paddle cards within the cable assembly. Unlike competing cable jumpers, which are terminated by hand-soldering cables onto a PCB paddle card, NearStack uses a fully automated wire termination process. This high-precision process improves manufacturing efficiencies, repeatability and signal integrity, claimed Molex.

The NearStack PCIe is “ideal for next generation PCIe Gen 5 and Gen 6 system implementation,” said Bill Wilson, new product development manager, Molex Enterprise Solutions. “[It] is capable of 32Gbits per second NRZ data rates, enabling server OEMs to achieve unprecedented performance,” he said. 

Molex has optimised the cable assemblies for efficient use of space as well as safe and easy attachment. Smart, rugged mechanical features, along with the optional “angle-exit” cable design, let engineers plug the jumpers into crowded boards to alleviating space constraints. NearStack PCIe also offers a low mated profile for improved airflow management and minimises interference with neighbouring components. 

NearStack PCIe supports hybrid cables, with a NearStack PCIe connector on one end and legacy connector on the other, to facilitate integration.

The Open Compute Project is a consortium of industry leaders dedicated to combining the best available technologies into standardized hardware development with high-speed and high-bandwidth capabilities. 

NearStack PCIe was defined and adopted as a standard by the Open Compute Project’s Small Form Factor (SFF) committee as SFF-TA-1026. The Open Compute Project (OCP) recommends the technology (TA-1026) for server reference designs.

NearStack PCIe also has been included in the OCP Modular – Extensible I/O (M-XIO) specification and the Modular – Full Width HPM Form Factor (M-FLW) as part of the next generation OCP Data Centre – Modular Hardware Systems (DC-MHS) family. As part of an open SFF standard, the technology is available to second-source vendors under license.

Molex will be exhibiting the NearStack PCIe at OCP 2022 (18 to 20 October) in San Jose, California, USA, Booth B1.

http://www.molex.com

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Invicta antenna extends Bluetooth, Wi-Fi and ZigBee coverage, says Antenova

Antenna and RF antenna modue manufacturer, Antenova, has released the Invicta compact antenna. It is for use with Wi-Fi, Bluetooth and ZigBee frequencies at 2.4 to 2.5GHz and averages 70 per cent efficiency across the 2.4GHz band. 

The Invicta antenna averages efficiency of 70% across the 2.4 GHz band. Using this antenna allows designs to operate over longer distances and through walls and obstacles, said Antenova, extending the coverage and performance of wireless devices using Bluetooth, Wi-Fi and ZigBee.   

It is a flexible printed circuit (FPC) antenna, which is easy to place in a design. It connects directly to the PCB via a cable and IPX MHF (UFL) connector. The antenna comes with 100mm cable as standard; other cable lengths and connector options are available on request.

An FPC antenna is different to an SMD antenna in that it operates independently to a ground plane length and no antenna matching is required, so the design cycle for Invicta is simpler and shorter, said Antenova. 

The FPC antenna also makes for easier manufacturing, as the antenna is fixed in place by a simple self-adhesive strip. It can be curved and inserted into the case of a design. This style of antenna is suited to small to medium volume manufacturing.

Antenova has designed the Invicta antenna primarily for smart battery-powered devices for the home and office, where one single device provides global coverage. Typical applications in the home would be smart meters, home automation, wireless sensor networks, smoke and intruder alarms. It would also be used for remote monitoring in industrial and medical environments. 

“The efficiency of an antenna is related to its size, with larger antennas usually providing better performance. The Invicta antenna . . .  performs better than PCB trace antennas and provides exceptional performance and range in return for the relatively small space in a design,” said Antenova’s product marketing manager, Michael Castle.

The Invicta antenna part number is SRFW082. 

https://www.antenova.com 

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