5G NR module has C-V2X for autonomous driving

Obstacles to overcome in automotive communication systems that make use of V2X (vehicle to everything) systems and 5G technology are raising communication functionality to meet V2X’s complex processing that can lead to modules overheating. Modules also tend to get bigger with increased functionality, creating a need to optimise module design for mounting to customer circuits. This complex task is a major barrier to commercialisation, says Alps Alpine.

The UMNZ1 Series 5G NR module for automotive use with C-V2X features complies with 3GPP Release 15. Suppressing heat generation and employing an original structure for greater dissipation of heat inside systems after mounting is claimed to maximise performance. The module is flat, for stability in mounting the device, says the company and it is compatible with frequencies used by specifications worldwide. The UMNZ1 Series module also have optional compatibility with dual SIM dual active (DSDA) devices.

Principal applications are telematics control units (TCUs), V2X on-board units (OBUs) and V2X road-side units (RSUs).

Samples are shipping now for customers to implement in communication solutions based on V2X systems and 5G.

Alps Alpine specialises in Bluetooth and Wi-Fi technology for automotive product development and developing technology for the C-V2X domain, particularly in China, which leads the world in C-V2X deployment. Teaming up with a Chinese C-V2X chip supplier under a mutually complementary production and development partnership agreement, Alps Alpine developed an All In One communication module with a built-in V2X protocol stack and has been involved in interoperability testing in China, as well as ongoing demonstration testing within Wuxi’s designated C-V2X zone.

On January 1, 2019, Alps Electric and Alpine Electronics integrated their businesses and became Alps Alpine. The new company serves the automotive market, mobile devices and consumer electronics, as well as new sectors such as energy, healthcare and industry.

Since 2013 the European head office has been located in Munich and as such co-ordinates the sales, marketing and product engineering activities of offices in Dusseldorf, Stuttgart, Wolfsburg, Paris, Milton Keynes, Coventry, Gothenburg, Frolunda and Milan, as well as the production activities of our manufacturing site in Dortmund.

http://www.alpsalpine.com

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Impulse Embedded adds Axiomtek’s DIN-rail mounted IoT gateway for cars

Vehicle IoT applications can be served by the UST210-83K-FL. Axiomtek’s compact DIN-rail fanless in-vehicle box PC is powered by the Intel Atom x5-E3940 processor (codenamed Apollo Lake-I). The PC is now available from Impulse Embedded.

The UST210-83K-FL has been specifically designed for in-vehicle applications such as vehicle controls, fleet monitoring, management systems and in-vehicle edge computing. It is compatible with Windows 10 and Linux Ubuntu 18.04.

The in-vehicle IoT gateway provides secure bi-directional communications for public transport and shuttle buses, police cars, ambulances, commercial vehicles and heavy-duty trucks. According to Impulse Embedded it is not only cost-effective but its fanless design removes acoustic noise while increasing reliability.

The versatile PC can be DIN-rail or wall-mounted. It is rugged for in-vehicle use and features front-accessible I/O ports for easy access and maintenance and a smart ignition function for power on/off scheduling to protect vehicle battery. The UST210-83K-FL complies with ISO 7637-2 and can endure vibration of up to 3Grms, for stable and reliable operation under challenging environmental conditions.

It can operate over a wide temperature range from -40 to +70 degrees C and it passes MIL-STD-810G shock and vibration resistance certifications. It has a wide input voltage range from 9.0 to 36V DC to accommodate most vehicle types and is CE- and FCC-certified. It supports COM, CAN, USB, PoE and SocketCAN as well as 8-bit programmable DIO and AMS.AXView intelligent remote monitoring. It also features Trusted Platform Module 2.0 (TPM 2.0) for critical information security.

There is one DDR3L-1866 SO-DIMM slot with a maximum of 8Gbyte of system memory. The configurable design supports an array of functional I/O ports, including two COM ports or one COM port and one CANBus 2.0 A/B port supporting SocketCAN, one HDMI port, four RJ-45 Gigabit PoE ports or four RJ-45 Gigabit LAN ports (with Intel Ethernet Controller I211-AT), two USB 3.0 ports, one DB9 8-bit programmable DIO port and four antenna openings. It also has one full-size PCI Express Mini Card slot (USB interface with SIM socket) and one half-size PCI Express Mini Card slot (mSATA/USB interface) for a wide selection of modules. A half-size mSATA can be used in the PCI Express Mini card slot and an internal 2.5-inch SATA drive are available for additional storage.

https://www.impulse-embedded.co.uk/

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Sensor fusion creates software alternative for autonomous indoor bots

Precise dead reckoning software can save indoor robots the cost of expensive camera or lidar-based systems, says Ceva, as it introduces MotionEngine Scout.

MotionEngine Scout can also be used for indoor robots and autonomous mobile robots (AMRs) in industrial or commercial settings.

The sensor and processor-agnostic embedded software fuses measurements taken from the robot’s optical flow sensor, wheel encoders and inertial measurement unit (IMU) to deliver dead reckoning accuracy above individual sensor errors. According to Ceva, it reduces the trajectory error by a factor of five on vinyl, tile, and various styles of carpet flooring.

Chad Lucien, vice president and general manager of the sensor fusion business unit at Ceva believes: “MotionEngine Scout paves the way for a new class of indoor robots that can intelligently navigate their environment while enabling OEMs to achieve the challenging price points necessary to meet end user demand.”

MotionEngine Scout simplifies and accelerates an OEM integration timeline by providing a single software package that interfaces with the IMU, optical flow sensor and wheel encoders. It also provides an integrated sensor output with the unified robot pose (includes location and orientation in 3D space).  It supports a broad range of commercial IMU sensors from market leaders, including STMicroelectronics, Bosch-Sensortec, and TDK InvenSense for supply chain flexibility, reducing the risk of supply shortages and providing options for cost and performance trade-offs.

Ceva has partnered with PixArt to incorporate its PAA5101 dual light optical tracking sensor.

PixArt’s director of strategic marketing, Charles Chong, adds: “Our PAA5101 sensor and the MotionEngine Scout software combines to deliver a robust, high-performance solution, without the need for customised sensors or lenses, lowering the overall [bill of materials] BoM and simplifying the design effort.”

MotionEngine Scout joins Ceva’s portfolio for autonomous indoor robots which includes MotionEngine Robotics software, the FSP200 sensor hub, the BNO086 system-in-package, and the FSM300 module.

Ceva also offers complementary intellectual property (IP) products required for autonomous robots, including its RivieraWaves Bluetooth and Wi-Fi platforms for connectivity and its SensPro2 sensor hub digital signal processor (DSP) which is capable of handling multiple sensor processing workloads from sensors such as cameras, lidar and IMUs.

MotionEngine Scout is available for evaluation now.

http://www.ceva-dsp.com 

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Bluetooth 5.0 for RE microcontroller uses SOTB for energy harvesting

The latest member of Renesas Electronics’ RE family of microcontroller is the RE01B, which has Bluetooth 5.0 support. The 32-bit low power microcontroller was developed using Renesas’ SOTB (Silicon on Thin Buried Oxide) process technology.

The Bluetooth-capable RE01B is suitable for energy harvesting systems and intelligent IoT devices that operate constantly at extremely low power levels without having to replace or recharge batteries. The RE01B microcontroller makes it easier to implement regular data management and firmware updates over Bluetooth while maintaining low power consumption, which extends the battery life.

The on-chip energy harvesting control circuit (rapid start up capacitor charging and secondary battery charge protection functionality) allows users to achieve battery-less Bluetooth communication. Energy harvesting and power storage can be directly connected to the RE01B.

The microcontroller is suitable for compact healthcare devices such as pulse oximeters and biomedical sensor patches, remote controls with voice recognition capabilities and smart meter modules. RE01B can also be used for IoT devices that require constant operation, period data collection and updates, such as devices for monitoring the elderly, children or assets in transit.

The RE01B is built around the Arm Cortex-M0+ core and Renesas’ proprietary SOTB process technology. It operates at a maximum operating frequency of 64MHz and achieves current consumption as low as 35 microA/MHz during operation and 600nA during standby; this is among the lowest in the industry for a Bluetooth-capable microcontroller, says Renesas. It can also be combined with Renesas’ ISL9123 ultra-low Iq DC/DC converter, configured as an external step-down regulator, to reduce current consumption during operation down to 15 microA/MHz to improve power efficiency.

It has 1.5Mbyte flash memory and 256Kbyte SRAM with Bluetooth functionality, suitable for over the air (OTA) firmware updating.

The RE01B is in a 64-pin QFN package measuring 8.0 x 8.0mm.

Security function include Trusted Secure IP and Renesas offers application programming interfaces (APIs) conforming to standard protocols, such as heart rate profile (HRP), environment sensing profile (ESP), and automation I/O profile (AIOP), in addition to Bluetooth 5.0 protocol stack.

Development tools for the RE family, include a QE for Bluetooth Low Energy, which generates programs for custom Bluetooth profiles that can then be integrated into the user’s own application programs, and a Bluetooth test tool suite, which provides a graphical user interface that allows users to perform initial wireless characteristics evaluations and Bluetooth functionality verification.

The RE01B is available now. The EB-RE01B evaluation kit from Tessera Technology is also available now.

http://www.renesas.com

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