www.eenewseurope.com March 2019 electronics europe News News CMOS NEMS for tunable RF switching Special Focus: LEDs & OLEDs Executive Interview: Hassane El-Khoury CEO of Cypress Semiconductor european business press November 2011 Electronic Engineering Times Europe1 190205_8-4Mill_EENE_EU_Snipe.indd 1 2/4/19 11:53 AM 190305_ISOT_EENE_EU.indd 1 3/4/19 1:49 PM An Excellent Duet! © eiSos #INDUCTORDUET Coupled Inductors The WE-MCRI is an innovative molded coupled inductor with fully automated bifi lar winding process. PCIM Europe Hall 7 Booth 229 It offers an almost ideal coupling coeffi cient up to 0.995. The WE-MCRI features a soft saturation behavior with its crystalline core structure and distributed air gap. The coupled inductor range includes Up to 0.995 coupling coefficient high voltage isolation versions up to 2 kV, low profi le types and versions with various turns ratios. Up to 2.0 kV isolation Soft saturation For further information, please visit: www.we-online.com/coupled Up to 120 A ISAT and 48 A IR Large portfolio High High Various Low High High Saturation Coupling Voltage Turns Ratios Profi le Current Current WE-MCRI WE-CPIB HV WE-EHPI WE-TDC WE-CFWI WE-DCT european business press SLETT EW ER N S ake sure up to date you get the inormation News you need Embedded ANALGNews AUTOMOTIVENews LEDN LIGHTNGews POWER NNAEENTews check your magazines and News newsletters subscription here TEST & MEASUREMENT News EUROPE www.eenewseurope.com/renew MW RF - Microwave CONTENTS MARCH 2019 Dear readers, www.eenewseurope.com March 2019 Gearing up for LOPEC (Large-area, Organic & Printed Electronics Convention) to be held in Munich, our main feature this month is LEDs & OLEDs Technologies, cover- electronics europe News News ing novel process and design strategies and promising luminous and conformable user interfaces. This feature expands largely on the design of ultraviolet emitters, addressing high- value applications that have not yet been commoditized as it has been the case with the generic LED lighting market, for which LED manufacturers are struggling to make a profit due to over-supply. Other topics covered in our March edition include Microwave & RF Circuits and CMOS NEMS Automotive Electronics. for tunable RF switching Enjoy this edition of eeNews Europe and don’t hesitate to get in touch to tell us your stories, from starting up a company to developing your first prototypes, achieving your first product design-in, sharing your insight on this fast-paced industry or to contribute your expertise on some of the topics we’ll be cover- Special Focus: LEDs & OLEDs ing along the year. Executive Interview: Hassane El-Khoury CEO of Cypress Semiconductor european Julien Happich business press Editor in Chief oemer ecronc nneern mes urope 1 190205_8-4Mill_EENE_EU_Snipe.indd 1 2/4/19 11:53 AM 4 - 49: OPINION 28 - 35: MICROWAVE & RF CIRCUITS Uncommon Market: Bring the IoT to your devices with LoRaWAN Platform puts data privacy in As a radio protocol that the hands of users needs to coexist with other systems that may Last word: GloFo gets warm use the same unlicensed words, but for how long? radio bands, LoRaWAN uses spread-spectrum 6 - 16: NEWS & TECHNOLOGY technology. However, it does not employ the direct-sequenced spread-spec- Focus will make Cypress win and grow trum (DSSS) modulation found in other protocols. Hassane El-Khoury has been CEO of Cypress Semi- LoRaWAN replaces DSSS with chirp spread-spec- conductor for just over two trum (CSS) technology, which dispenses with the years having taken over from need for an accurate clock. company founder T J Rodgers in 2016. Prior to his appoint- 36 - 41: AUTOMOTIVE ELECTRONICS ment El-Khoury had spent nine years with Cypress rising to be What can GPUs bring to ADAS? the head of its automotive busi- The GPU’s highly parallel, throughput-oriented ness. eeNews Europe caught nature makes it a great up with El-Khoury at Embed- fit for the challenges of ded World in Nuremberg. ADAS. It is essentially a turbo-charged multiply, 18 - 27: LEDS & OLEDS TECHNOLOGIES accumulate engine which is the basis of neural net- Correcting 0-10V LED dimming with digital drivers work-type algorithms. The 0-10V convention for luminaire dimming is widely accepted by the lighting 46: READER OFFER industry. Unfortunately, This month, Nanoport these dimming instruc- Technology is giving tions are unidirectional, away three TacHammer and one-way communica- Developer Kits, worth tions does not offer any 400 Euros each, for indication if the luminaire eeNews Europe’s readers has dimmed or even is dimmed to the appropriate to win. lumen output level. 48: DISTRIBUTION CORNER eeNews Europe www.eenewseurope.com March 2019 News 3 UNCOMMON MARKET DATA PRIVACY Control of Anything, From Platform puts data privacy Anywhere with Peace of Mind in the hands of users Build Smart, Connected and Secure Designs By Jean-Pierre Joosting platform developed by MIT and Harvard University of Harvard. In 2016, the European Union passed the General researchers ensures that web services adhere to users’ Data Protection Regulation (GDPR), which states that users preferences on how their data are stored and shared in must consent to their data being accessed, that they have the Athe cloud. right to request their data be deleted, and that companies must Cloud computing enables users of mobile apps and web implement appropriate security measures. services to store personal data on remote data center servers. For web developers, however, these laws provide little Services often aggregate multiple users’ data across servers technical guidance for writing sophisticated apps that need to to gain insights on, say, consumer shopping patterns to help leverage user data. recommend new items to specific users, or may share data with In the past, computer scientists have designed “information advertisers. Traditionally, however, users haven’t had the power flow control” (IFC) systems that allow programmers to label pro- to restrict how their data are processed and shared. gram variables with data policies. But with so many variables In a paper, researchers from MIT and Harvard University and many possible interactions between variables, these sys- describe a platform, called Riverbed, that forces data center tems are difficult to program. Thus, no large-scale web services servers to only use data in ways that users explicitly approve. In use IFC techniques. Riverbed, a user’s web browser Primarily, Riverbed leverages or smartphone app does not the fact that the server-side code communicate with the cloud of an app can run atop a special directly. Instead, a Riverbed “monitor” program – programs proxy runs on a user’s device to that track, regulate, and verify mediate communication. When how other programs manipu- the service tries to upload user late data. The monitor creates a data to a remote service, the separate copy of the app’s code proxy tags the data with a set of for each unique policy assigned permissible uses for their data, to data. Each copy is called a called a “policy.” “universe.” The monitor ensures Users can select any number that users who share the same of predefined restrictions – such policy have their data uploaded as, “do not store my data on per- to, and manipulated by, the sistent storage” or “my data may same universe. This method only be shared with the external enables the monitor to terminate service x.com.” The proxy tags a universe’s code, if that code all the data with the selected attempts to violate the universe’s policy. data policy. In the datacenter, Riverbed This process incorporates assigns the uploaded data to an isolated cluster of software a custom interpreter, a program that compiles programming components, with each cluster processing only data tagged language into code that’s understood by a computer. Interpret- with the same policies. For example, one cluster may contain ers are also used to help runtime programs implement low-level data that can’t be shared with other services, while another may commands into an original program as it runs. The researchers hold data that can’t be written to disk. Riverbed monitors the modified a traditional interpreter to extract defined policies from server-side code to ensure it adheres to a user’s policies. If it incoming user data and labels certain variables with specific doesn’t, Riverbed terminates the service. policy direction. Labels will, for instance, denote whitelisted Riverbed aims to enforce user data preferences, while main- web services for data sharing or restrict persistent storage – taining advantages of cloud computing, such as performing meaning the data can’t be stored when the user stops using the large-scale computations on outsourced servers. “Users give a web service. lot of data to web apps for services, but lose control of how the “Say I want my data to be aggregated with other users. That data is used or where it’s going,” says first author Frank Wang, data is put into its own universe with other user data with the a recent graduate of the Department of Electrical Engineering same policy,” Wang says. “If a user doesn’t want to share any and Computer Science and the Computer Science and Artificial data with anyone, then that user has their own whole universe. Intelligence Laboratory. “We give users control to tell web apps, This way, you don’t have any cross-pollination of data.” ‘This is exactly how you can use my data.’” For developers, this makes it much easier to comply with www.microchip.com/SmartConnectedSecure On that thread, an additional perk for app developers, Wang GDPR and other privacy laws, Wang says, because users have adds, is establishing more trust with users.