Aetina showcases transportation options at Computex 2019

Smart transportation and smart logistics of artificial intelligence (AI) with vehicle cameras will be on display at Computex 2019 at the Aetina stand (H 1-K0806) in Taipei (28 May to 1 June).

The company has identified intelligent transportation and logistics will be the main drivers of smart cities and e-commerce.

The edge AI computing company has worked with a third-party partner to embed AI for road and transit products.

For transportation, Aetina bases its edge computing on the Jetson for data processing when it is used to infer road situations, such as to calculate traffic flow, vehicle recognition, and traffic law enforcement. As well as immediately addressing an urban area’s traffic issues and adjusting conditions for short term gain, this can also help the transportation scheme in the city over a longer period of time and in the planning of future schemes.

In logistics, whether robotics in a warehouse, tracking or monitoring systems, AI can improve edge computing, says Aetina. Aetina has collaborated with ecosystem partners to deliver a 10 meter length of FPD link cameras and internet of vehicles (IoV) hardware, for AI logistics.

According to Aetina’s general manager, Joe Lo, “Everything will not only get onto the internet but will also have the ability to infer, to create more possibilities for a city”.

Aetina was founded in Taiwan in 2012. It is a provider of high-performance general purpose graphics processing units (GPGPUs) and Jetson edge AI computing products for embedded applications.

Aetina focuses on the industrial market, providing industrial grade components and is also an integrator of artificial intelligent IoT, offering a smart, innovative, and reliable solutions of GPUs.

http://www.aetina.com

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Keysight and Calterah collaborate for connected-car supply chain

Keysight Technologies has announced a collaboration with China’s automotive millimeter wave radar chipset design house, Calterah, to support the design, verification, test and launch of an automotive millimeter wave radar chipset that will drive development of the connected car supply chain.

Calterah released the ALPS family of chips which integrates high-speed ADCs, complete radar signal processing baseband and high-performance CPU core. During design and verification of this chip, Keysight supported Calterah with the company’s E8740A automotive radar signal analysis and generation instrument (pictured) solution for77GHz radar signal receiving and transmission characterisation, radar target simulation, and testing the basic radio frequency parameters of the chip.

Qitao Pan, general manager of the Automotive and Energy Solutions Group at Keysight Technologies China, said: “Keysight has delivered mature and complete testing solutions for key technologies such as millimeter wave radar, automotive Ethernet, automotive wireless interconnect and [vehicle to everything] V2X”

“ALPS is an SoC and its chip architecture and performance parameters are far superior to previous generations, ” said Dr. Wang Dian, chief mmW scientist at Calterah. “Keysight’s measurement solution covers the entire range from digital to analog to RF, ensuring the functionality and performance of each sub-module of ALPS,” he added.

Calterah Semiconductor provides 77GHz CMOS mmWave radar sensor ICs for advanced driver assistance systems (ADAS), security screening and imaging and the smart home. In 2017, the company mass-produced the first generation of 77GHz and 79GHzCMOS mmWave radar transceiver IC.

Keysight Technologies is focused on optimising networks and bringing electronic products to market faster and at a lower cost with offerings from design simulation, to prototype validation, to manufacturing test, to optimisation in networks and cloud environments. Customers span the worldwide communications ecosystem, aerospace and defence, automotive, energy, semiconductor and general electronics end markets.

http://www.keysight.com

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Smart sensors tackle transportation of the future

RoboSense has partnered with Horizon Robotics, Cainao Network, Sensible 4 and AutoX to introduce the Smart Sensor System designed for autonomous passenger cars, low-speed autonomous vehicles, high-speed robot taxis, and vehicle to road (V2R) infrastructure. The RoboSense Smart Sensor System combines lidar hardware, artificial intelligence (AI) point cloud algorithms, and an IC design for a smart sensor system that collects and interprets environment information.

At the Shanghai Auto Show, RoboSense announced the RS-Bpearl, a super wide angle blind-spot lidar and the RS-Ruby, a super high-resolution lidar for the sensor system.

The smart sensor system combines the RoboSense RS-Lidar-M1 MEMS -based smart sensor with the RS-Bpearl super wide angle blind-spot lidar, RS-Ruby super high-resolution lidar and RoboSense AI perception algorithms. RoboSense chose MEMS technology because of its high integration levels, high performance, high reliability, easy production, and low cost. It uses 905nm lasers for its solid state lidar system. RoboSense’s RS-Lidar-M1Pre debuted at CES 2018, and the upgraded RS-LiDAR-M1 introduced a wide, 120 degrees, field of view (FoV), a long range of 200m and AI algorithm innovations. The RS-lidar-M1 now meets OEM requirements and delivers safety for L3+ autonomous passenger cars.

Scheduled for mass production in 2021, the RoboSense RS-Lidar-M1 for OEMs will be a smart sensor. RoboSense and Horizon Robotics will build customised chips for the lidar environment perception algorithm, called RS-Lidar-Algorithms. These algorithms will be integrated into the IC and embedded in the lidar hardware. The RS-Lidar-M1 will provide instantaneous 3D point cloud data interpretation and output target level environment perception results in real time to autonomous vehicles.

In another project, RoboSense and Cainiao Network launch a smart sensor system for unmanned, low speed vehicles without blind spots. Previously, these unmanned vehicles used single laser beam lidar, which delivered unsatisfactory environment perception because of blind spots caused by the limitations of vertical FoV.

The RS-Bpearl has a wide FoV of 360 x 90 degrees, within the detection range of 30m (10 per cent) for a 100mm blind spot. The compact size of the sensor makes it easy to be applied to the side of the vehicle body to detect the vehicle’s surroundings, including blind spots. The RS-Bpearl’s modular design also dramatically reduces cost while adding the ability for customisation, says RoboSense.

Robot taxis need lidar with a higher vertical resolution to achieve a longer detection range, leading RoboSense to develop the 128 beam RS-Ruby lidar. It has three times higher 0.1 degree resolution and a three times longer detection range, compared with the previous version, RS-Lidar-32. One RS-Ruby Lidar is the core sensor on top of the vehicle to cover the 360 degree perception and two are located on the vehicle’s sides to detect blind spots.

Vehicle to road (V2R) systems allow vehicles to work with road conditions to co-ordinate and optimise the vehicle’s driving path, improving safety and road efficiency. RoboSense partnered with Sensible 4 to launch the world’s first autonomous driving shuttle bus for all weather conditions, the GACHA. Equipped with RoboSense’s cold-resistant 16-beam mechanical lidar environment perception system works on snow and ice covered roads in harsh winter and other severe weather conditions. RoboSense and Finland-based Sensible 4 will continue to collaborate deeper on future autonomous driving applications.

http://www.robosense.ai

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Renesas launches controller and GaN FET driver for satellites

For DC/DC power supplies in small satellites (smallsats) and launch vehicles, Renesas Electronics offers the ISL71043M and ISL71040M, believed to be the first plastic packaged, radiation-tolerant PWM controller and GaN FET driver for small satellite mega constellations in low earth orbit (LEO).

The ISL71043M single-ended current mode PWM controller and the ISL71040M is a low-side GaN FET driver for isolated flyback and half-bridge power stages, and motor control driver circuits in satellite buses and payloads. They meet the need of private ‘new space’ companies launching smallsats to form large constellations operating in multiple LEO planes. Smallsat mega-constellations provide global broadband internet links, as well as high-resolution earth observation imaging for sea, air, and land asset tracking.

The ISL71043M PWM controller provides fast signal propagation and output switching in a small 4.0 x 5.0mm SOIC plastic package, reducing PCB area up to three times compared to competing ceramic packages. The ISL71043’s 5.5mA max supply current reduces power loss by more than a factor of three. The adjustable operating frequency (up to 1 MHz) enables higher efficiency and the use of smaller passive filter components.

The ISL71043M and ISL71040M are characterisation-tested at a total ionising doze (TID) of up to 30krads(Si), and for single event effects (SEE) at a linear energy transfer (LET) of 43MeV•cm2/mg. Both devices operate over an extended temperature range of -55 to +125 degrees C.

The ISL71040M low-side GaN FET driver safely drives Renesas’ rad-hard GaN FETs in isolated topologies and boost type configurations. It operates with a supply voltage between 4.5 and 13.2V, a gate drive voltage (VDRV) of 4.5V, and it includes both inverting and non-inverting inputs. The device’s split outputs adjust the turn-on and turn-off speeds, and its high current source and sink capability enables high frequency operation. The ISL71040M ensures reliable operation when driving GaN FETs by precisely controlling the gate driver voltage to +three to five per cent over temperature and radiation. It also includes floating protection circuitry to eliminate unintentional switching.

The ISL71043M PWM controller and ISL71040M GaN FET driver can be combined with the ISL73024SEH 200V GaN FET or ISL73023SEH 100V GaN FET, and ISL71610M passive-input digital isolator to create a variety of power stage configurations.

http://www.renesas.com

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