- General Electric's research labs have developed a MEMS RF switch that can be engineered to handle up to 1kW or scaled to provide up to provide less than 0.3dB of insertion loss carrying 3GHz signals.
- Melexis has an elevated current version of its MLX91208 series of programmable Hall-effect current sensors.T
Optimised for the very high fields of hybrid and electric vehicle (HEV) applications, the MLX91208CAV can cope with up to 1000A of primary current. This device complements the existing MLX91208 products which cover low field and high field functions.
Thanks to the proprietary integrated magnetic concentrator (IMC) technology employed, the sensors in the AEC-Q100-qualified MLX91208 series
- Researchers have wired four perovskite solar cells in series to enhance the voltage and directly photo-charged lithium batteries with 7.8% efficiency.
- Researchers at Florida State University in the US have developed a new highly efficient and low cost light emitting diode that could help spur more widespread adoption of the technology
- Civil service employees in science research say decline in government-funded science affects whole economy, according to a survey by the Prospect union.
The survey found that 81% of civil servants, three-quarters of those in other public bodies, and 45% of those in the private sector stated that “cuts in public funding have affected R&D across the economy over the last five years”.
All sectors have experienced significant staff reductions, according to the survey of union members
- Precision cables for testing millimetre-wave systems for 5G mobile research are available from China-based laboratory device company Nanjing Arance Electronics through its UK representative, Aspen Electronics.
The low-loss precision test cables are designed for good VSWR and phase/flexure stability up to 67GHz. They are suitable to be used in 5G research labs with high frequency microwave vector network analysers.
Research work in the UK and across Europe into the next generation mobile phone st
- AMD has announced a PC graphics card for 4K resolution displays which it has squeezed into the small Mini ITX card format.
It is a 6-inch air-cooled board which AMD expects to be used in a new type of small format gaming PCs.
The Radeon R9 Nano graphics card is based on the graphics chip codenamed “Fiji”.
This chip is already used in the Radeon R9 Fury and R9 Fury X graphics cards.
This is a 8.19 TFLOPS GPU fabbed on a 28nm process and running at 1GHz. It will process 64 gigapixels a
- AVX has brought out thin film chip capacitors for implantable medical devices.
AVX has brought out thin film chip capacitors for implantable medical devices.
Delivering extremely tight capacitive tolerances, repeatable performance, low ESR and high Q at high frequencies – including VHF, UHF, and RF bands – AVX’s Accu-P MP Series capacitors are stable with respect to temperature, time, frequency, and voltage variation.
They are based on thin film technology and materia
- AVX has brought out thin film chip capacitors for implantable medical devices.Delivering extremely tight capacitive tolerances, repeatable performance, low ESR and high Q at high frequencies — including VHF, UHF, and RF bands — AVX’s Accu-P MP Series capacitors are stable with respect to temperature, time, frequency, and voltage variation.Based on thin film technology and materials, and subjected to on-line process control procedures, in addition to accelerated life, damp, and
- Google server farm
Q2 server shipments grew 8% year-on-year, while revenue increased 7.2% from Q1 2014, says Gartner.
“X86 server shipments increased 8.3% in the second quarter of 2015 and revenue grew 9%,” says Jeffrey Hewitt, research vice-president at Gartner. “RISC/Itanium Unix server shipments declined 18.7% globally for the period, while RISC/Itanium revenue declined 9.7% compared with the same quarter last year. The ‘other’ CPU category, which is primarily ma
- Crystek has brought outan Ultra-Low Phase Noise HCMOS VCXO with standby mode, featuring a close-in phase noise of -90 dBc/Hz @ 10 Hz offset and a typical noise floor of -168 dBc/Hz @ 100 kHz offset.The CVHD-957 is suitable for applications such as: DAB, professional CD audio equipment, and DACs and ADCs for HD audio.
- Smart Award for next generation low noise and vibration electric motor technology
- There is now a version of FreeRTOS+Trace for Microchip’s PIC32 microcontrollers and MPLAB X IDE, thanks to a Swedish developer of RTOS visualization tools, Percepio AB.
FreeRTOS+Trace is the standard trace analyser for FreeRTOS. It allows the developer to visualises run-time behaviour of their embedded software, and it provides more than 20 views and these views are interconnected in helpful ways.
According to the supplier, this will “allow viewing the trace from
- Nasal clip measures heart rate and respiration, transmitting data to smartphones and tablets via Bluetooth.
- This week’s video comes from Brighton where the final jack of the i360 tower has taken place, bringing the new attraction to its full height of 162m.
- Cree co-founder Dr John Palmour is to champion silicon carbide as the most cost-effective power technology in a plenary session at the IEEE ECCE power conference in Montreal Canada in September.
In a transistor price comparison, SiC devices loose badly to silicon.
“A component-to-component comparison will never be wholly accurate because silicon carbide is vastly superior to silicon with regard to performance,” said Palmour. “SiC devices make systems less expensive through thei
- Grupo Arcano has invested in Cambridge Quantum Computing (CQCL). Although undisclosed, the amount has been reported to be $50m by Tech City News.
Established in early 2013 CQCL was founded to create tools and algorithms for the commercialisation of quantum computers. It has an operating system called ‘ t|ket> ‘ and is focusing on field including: cryptography, financial services, medicine, biotech, and big data.
“After just over two years of being self-funded, the tech
- Murata’s DC-input front end power supply
Murata has announced DC-input front end power supply modules with a 1,000VRMS isolated power supply providing a 12Vdc output at 1,200W with a standby voltage at up to 20W.
With a power density of 28W per cubic inch, 54.5mm (2.15-inch) width and 1U height, it is suitable for 1U and 2U applications in servers, storage equipment, data centers, and telecommunications network equipment, says the company.
D1U54-D-1200 series DC-input models accommodate an
- MiWaveS 5G network concept
Research is indicating there will be a completely new radio technology for the 5G mobile communications standard expected to hit the market by 2020.
Research work in the UK and across Europe into the next generation mobile phone standard is now focusing on the use of millimetre wave radio transmission at very high 30-300GHz frequencies.
If implemented, this will represent the biggest technology change for a mobile generation since the switch from analogue to digital GS
- Light-based proximity sensors for use in robots and 3D printers must not be fooled by transparent or black surfaces, says Gabriele Fulco
Figure 1: Reflective microsensor
A surprising number of systems depend on the ability to accurately locate and identify physical objects. Robots need not only to detect obstacles, but also to identify the type of floor they are on, and to be aware of steps before they fall off them.
3D printers and IP cameras each present a whole new set of challenges. Vending
- Anthony Green describes the processes a manufacturer needs to implement to ensure mil-spec reliability for electronic control circuits
The pace of development of electronics in the military and aerospace market brings its own challenges for the manufacturer when undertaking major upgrades to legacy products that already meet regulatory standards.
This case study describes a defence electronics firm with a strength in airborne mission-critical systems, that required two separate electronic contro
- British microwave engineer Professor Peter Clarricoats is to receive the Sir Frank Whittle Medal, one of the Royal Academy of Engineering’s highest accolades.
Clarricoats, CBE FREng FRS, gets the Whittle Medal for influential achievements spanning more than half a century.
According to the Academy, these achievements include:
Research with Sir Charles Kao optical fibre technology – Kao got a Nobel prize for inventing optical fibres.
Influential work on the high-performance micro
- £6.5m research programme will explore the use of 3D materials in regenerative medicine, drug delivery, and medical devices.
- Industry’s highest ultra-light-load power conversion efficiency, is Analog Devices’ claim for its latest buck converter – no load quiescent current through the ADP5301 is an impressive 180nA.
Depending on input and load, this can mean >90% efficiency across 5µA to 50mA output.
It also offers a novel way to select between multiple internally-set fixed output voltages (see table above) – Resistor Rvid is read at start-up and this value is used to select internal vo
- Kinetic Energy Recovery System for road freight vehicles is claimed to reduce fuel consumption and associated emissions by up to 25%.
- Infineon has extended its StrongIRFET Power MOSFET family with Logic Level StrongIRFETs which can be driven directly from a microcontroller.
With the logic level extension, Infineon meets the market’s demand for StrongIRFETs that do not require a stand-alone driver.
In the logic level variant the necessary gate-source voltage is reduced to 4.5 V. This makes it possible to directly connect the MOSFET with the microcontroller in many applications.
“The Logic Level StrongIRFETs deliver
- TSMC exiting solar
TSMC is exiting solar by the end of the month.
Steve Tsu, chairman of TSM Solar, says the company couldn’t turn a profit with its solar manufacturing and that even the most aggressive cost-reduction plan wouldn’t make the solar subsidiary viable.
“TSMC continues to believe that solar power is an important source of green energy and that solar module manufacturing remains a robust and growing industry,” says Tsu. “But despite six years of hard work
- IQD OCXO in 9.7×7.5mm package
IQD Frequency Products has launched a series of oven controlled crystal oscillators (OCXOs), the IQOV-71 series, housed in a four-pad plastic package with a fibreglass base measuring 9.7×7.5mm.
According to the company the devices offer frequency stabilities down to ±10ppb over an operating temperature range of -20°C to 70°C or ±20ppb over -40°C to 85°C.
Standard frequencies available are 10MHz, 12.8MHz, 19.2M
- M02027 – Macom is in volume production of a transimpedance amplifier for GPON ONU equipment.
Macom is in volume production of a transimpedance amplifier for GPON ONU equipment.
Macom’s M02027 enables GPON receivers to use lower cost PIN photodiodes while offering performance margin in the GPON BOSA-on-board environment, the company says.
The device is claimed to deliver ultra high sensitivity with PIN photodiodes and wide dynamic operating range while offering a ‘best-in-class&
- Skeleton Technologies and Adgero have developed a Kinetic Energy Recovery System (KERS) for road freight vehicles.The hybrid system is designed to reduce fuel consumption and associated emissions by up to 25%, and is optimised for intermodal road transport solutions.
The Adgero Hybrid System consists of a bank of high-power ultracapacitors working alongside an electrically-driven axle, which is mounted under the trailer. The technology is controlled by an intelligent management system that track
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