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How to keep children busy, entertained and yet in line in time of self-quarantine

Struggling to balance work-from-home and parenting duties? Difficult as it might sound, there are several ways to keep children entertained and happy even in lockdown mode




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Doctor on call: Telemedicine in demand in times of coronavirus pandemic

At a time when all healthcare resources have been consumed in addressing the coronavirus threat, a large number of patients with other health conditions, be it chronic diseases or acute conditions requiring medical help are at loss.




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MI Bluetooth speakers, earphones: Enjoy your music anytime, anywhere

Xiaomi’s new audio devices sound great and are perfect for folks on a budget.




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Book Review: Simplifying Corona – A timely book that satisfies curiosity of children about pandemic

A timely book that explains the pandemic to children, helping satisfy their curiosity about it.




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Cybercrime in the time of Covid — what firms need to do for security

“Ever since the outbreak, we have observed increased volumes of phishing attacks as well as a number of malicious websites purporting to offer information or advice about the pandemic,” says Venugopal N, director, software engineering, Check Point Software Technologies.




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New road route to cut travel time to Kailash Mansarovar

Minister for road transport and highways (MoRTH) Nitin Gadkari said for the first time that the border is finally connected by roads.




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Time spent on smartphones rose 16% during April 25- May 1, 2020: BARC-Nielsen report

Social networking, gaming and education apps recorded the highest growth




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Crisis not going away soon; IMF says, new incoming economic data worse than previous estimates

The International Monetary Fund said that the global economic outlook has worsened since its latest forecast three weeks ago and the world can expect more waves of financial-market turbulence.




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Adani Transmission Q4 net dips 60 per cent on one-time write-off; FY21 margins protected

Adani Transmission Ltd's (ATL) net profit in January-March at Rs 58.97 crore was 60 per cent lower than Rs 146.7 crore net profit in the same quarter last year.




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Ballimaran's 5-Time Strongman Haroon Yusuf Hoping For Comeback

Congress's working president and three-time minister Haroon Yusuf is confident of wresting his pocket borough this time from Aam Aadmi Pary's Imran Hussain. Mr Yusuf had won from the Muslim-dominated...






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Mediatek’s new flagship Dimensity 1000+ chipset features impressive gaming and battery optimizations

When it comes to flagship chipsets for Android phones, Qualcomm is typically regarded as being the top contender with its 800-series processors. That being said, MediaTek has been playing an incredible catchup game as of late with the Dimensity 1000 in late 2019 which put it within a striking range of the new Snapdragon 865 ...




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German Covid-19 cases 'may be 10 times higher than official figures'

Researchers highlight risk of asymptomatic infection, as Europe begins easing lockdown

More than 10 times as many people in Germany as thought may have been infected with coronavirus, researchers have said, as Italy led swathes of Europe out of lockdown and officials said the continent’s outbreak was mostly past its peak.

Researchers from Bonn University said on Monday that their preliminary study, based on fieldwork in the town of Gangelt in Heinsberg municipality, which had one of Germany’s highest death tolls, showed the risk of infection by asymptomatic carriers.

Coronavirus has infected more than 3.5 million people and caused nearly 250,000 deaths worldwide, according to the Johns Hopkins University tracker.

China’s state broadcaster CCTV attacked the US secretary of state’s “insane and evasive remarks” on the origins of the pandemic. Mike Pompeo said there was “enormous evidence” to show the virus originated in a lab in China.

As Donald Trump presses states to reopen their economies, his administration is privately projecting daily deaths will almost double to about 3,000 by 1 June, according to an internal document seen by the New York Times.

Japan’s prime minister, Shinzo Abe, extended the country’s national state of emergency to 31 May, adding that he would consider lifting it earlier if experts decided that was possible based on regional infection trends.

World leaders, with the exception of Trump, stumped up nearly €7.4bn (£6.5bn) to research Covid-19 vaccines and therapies, pledging the money would also be used to distribute any vaccine to poor countries on time and equitably.

Continue reading...




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[Women's Basketball] Women's Basketball Has Tough Time At Hastings Classic




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MLB, union helping domestic violence victims

Six organizations that aid survivors of domestic violence are among groups that will receive $50,000 each from Major League Baseball and the players' association as part of a Healthy Relationships Community Grant initiative.




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Inside stories of Michael Jordan's time as an NHL owner

From 2000 to 2001, Jordan was a part-owner of the Capitals. We recount those days with help from the folks who lived it.




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Adding Brady pays with five prime-time games for Bucs

The Bucs have never had more than four prime-time games in a year, but in 2020 they'll face the Bears, Raiders, Giants, Saints and Rams in prime time.




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This Video Hurts the Sentiments of Hindu’s [sic] Across the World

I loved Nina Paley’s brilliant animated film Sita Sings the Blues. If you’re reading this, stop right now—and watch the film here.

Paley has set the story of the Ramayana to the 1920s jazz vocals of Annette Hanshaw. The epic tale is interwoven with Paley’s account of her husband’s move to India from where he dumps her by e-mail. The Ramayana is presented with the tagline: “The Greatest Break-Up Story Ever Told.”

All of this should make us curious. But there are other reasons for admiring this film:

The film returns us to the message that is made clear by every village-performance of the Ramlila: the epics are for everyone. Also, there is no authoritative narration of an epic. This film is aided by three shadow puppets who, drawing upon memory and unabashedly incomplete knowledge, boldly go where only pundits and philosophers have gone before. The result is a rendition of the epic that is gloriously a part of the everyday.

This idea is taken even further. Paley says that the work came from a shared culture, and it is to a shared culture that it must return: she has put the film on Creative Commons—viewers are invited to distribute, copy, remix the film.

Of course, such art drives the purists and fundamentalists crazy. On the Channel 13 website, “Durgadevi” and “Shridhar” rant about the evil done to Hinduism. It is as if Paley had lit her tail (tale!) and set our houses on fire!

Rave Out © 2007 IndiaUncut.com. All rights reserved.
India Uncut * The IU Blog * Rave Out * Extrowords * Workoutable * Linkastic




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Varying a digital IIR filter's poles&zeros over time

Is there a better approach to varying the coefficients of a digital IIR over time to adjust the values of its poles and zeros than just recalculating the whole thing every time it changes? For example, lots of synth programs can apply an LFO to the cutoff frequency of a low/high pass filter. I can do some polynomial multiplication to get the coefficients for an IIR filter given its poles and zeros, but am wondering if there is a better way to adjust them over time than simply doing all the calculations over again for new poles/zeros. Particularly, I'm curious if there is a method that will more or less work for an arbitrary number of poles and zeros. You could use a filter implementation (state space) that directly uses the pole/zero values instead of a polynomial walmartone. That might be computationally more expensive, though (as you are taking a trip through the domain of complex numbers even though your inputs and output are real), and possibly numerically iffy.As far as I am aware, modifying filter behavior while introducing as few artefacts as possible is still an area of research. You might get away with just adjusting the filter coefficients if you do it slowly, but this does not mean this is the best method.In an audio application, I assume they do not switch filter coefficients abruptly, but instead do a cross-fade between the (settled) first filter and the (mostly or completely settled) target filter to avoid audible artefacts.




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New Memory Estimator Helps Determine Amount of Memory Required for Large Harmonic Balance Simulations

Hi Folks, A question that I've often received from designers, "Is there a method to determine the amount of memory required before I submit a job? I use distributed processing and need to provide an estimate before submitting jobs." The answer...(read more)




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7 Habits of Highly Successful S-Parameters: How to Simulate Those Pesky S-Parameters in a Time Domain Simulator

Hello Spectre Users, Simulating S-parameters in a time domain (transient, periodic steady state) simulator has been and continues to be a challenge for many analog and RF designers. I'm often asked: What is required in order to achieve accurate...(read more)




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Link to: 7 Habits of Highly Successful S-Parameters: How to Simulate Those Pesky S-Parameters in a Time Domain Simulator

Hi All, If you were unable to attend IMS 2017 in June 2017, the IMS MicroApp “7 Habits of Highly Successful S-Parameters” is on our Cadence website. On Cadence Online Support , the in-depth AppNote is here: 20466646 . Best regards, Tawna...(read more)




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Celebrating Five Years of Performance-Optimized Arm-Based SoCs: Now including AMBA5

It’s been quite a long 5-year journey building and deploying Performance Analysis, Verification, and Debug capabilities for Arm-based SoCs. We worked with some of the smartest engineers on the planet. First with the engineers at Arm, with whom we...(read more)




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Perspec System Verifier is #1 in Portable Stimulus in 2017 User Survey

It’s now official: Perspec System Verifier is rated the #1 product in the #1 category of Portable Stimulus, according to the 2017 EDA User Survey published on Deepchip.com. There were 33 user responses in favor of Perspec as the #1 tool, and dr...(read more)




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Portable Stimulus User Gives Perspec PSS Technology Nearly Perfect Review

It’s always good to hear what real users think of products. Here is a very detailed review (~4000 words) by an Anonymous user, nick named Ant-Man (from the movie). Overall it’s a very strong endorsement of Perspec, and summarize...(read more)




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Cadence Collaborates with Test & Verification Solutions on Portable Stimulus

The Cadence® Connections® Verification Program brings together a worldwide network of services, training, and IP development experts that support Cadence verification solutions. The program members help customer accelerate the adoption of new...(read more)




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Preparing Accellera Portable Stimulus Standard for Ratification

The Accellera Portable Stimulus Working Group met at the DVCon 2018 to move the process forward towards ratification. While we can't predict exactly when it will be ratified, the goal is now more clearly in sight! Cadence booth was busy with a lo...(read more)




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What’s Hot in Verification at this Year’s CDNLive? It’s Portable Stimulus Again!

CDNLive is a user conference, and verification is one of the largest categories of content with multiple tracks covering multiple days. Portable stimulus is one of the hottest new areas in verification, and continues to be popular in all venues. At l...(read more)




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Perspec Portable Stimulus Hands-On Workshop at DAC 2018

Cadence pulled a fast one at DAC 2018, almost like a bait and switch. We advertised a hands-on workshop to learn about Accellera Portable Stimulus Specification (PSS) v1.0. But we made participants compete head to head, for prizes, and their pride! T...(read more)




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Library Characterization Tidbits: Recharacterize What Matters - Save Time!

Recently, I read an article about how failure is the stepping stone to success in life. It instantly struck a chord and a thought came zinging from nowhere about what happens to the failed arcs of a...

[[ Click on the title to access the full blog on the Cadence Community site. ]]




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RAK Attack: Better Driver Tracing, Faster Palladium Build Time, UVM Register Map Automation

Looking to learn? There's a bunch of new RAKs (Rapid Adoption Kits) available online now!

1) Indago 19.09 Better Driver Tracing and More

Are you new to Indago and not sure where to start? Luckily, there’s a new Rapid Adoption Kit for you: the Indago 19.09 Overview RAK! This neat package contains everything you need to get your debugging started through Indago. In four short labs, plus a brief introductory lab, you’ll have all the basics of Indago 19.09 down—the Indago working environment, the SmartLog, how Indago interacts with the rest of the Cadence Verification Suite, and how Indago uses HDL driver tracing.

Lab 1 discusses the various debugging tools included in Indago and teaches you how to customize your Indago windows and environment settings. Lab 2 covers the SmartLog feature and talks about analyzing and filtering its messages to suit your needs, as well as how to interact with the waveform marker. Lab 3 is an interactive Indago debugging experience—it’ll walk you through how to use Indago and its features in an actual working environment: setting breakpoints, using simulator commands in the Indago console, toolbars, switches, and more. Lab 4 is all things HDL tracing—recording debug data, an introduction to debug assertions, waveform visualizations, driving expression analysis, and single-step driver tracing, among other things.

Interested? Check out the RAK here.

2) IXCOM MSIE: Faster Palladium Build Time

Got several testbenches you want to compile with the same DUT and tests and you want to do it fast? With IXCOM, all you have to do to compile those different testbenches is use the xrun command for each after compiling your DUT. But what exactly is IXCOM, and how does one start using it? This quick RAK can help—here, you’ll learn the basics of using MSIE features with IXCOM, complete with an example to get you started. Using MSIE can vastly improve your build times with Palladium and using IXCOM is the best way to shrink that tedious rebuild time as small as it can get. Check out this RAK here.

3)  JasperGold Control and Status Register Verification App Automates UVM Register Map Verification

New to the JasperGold Control and Status Register (CSR) Verification App for your UVM testbenches? Don’t worry; there’s a RAK for that! This eponymous RAK can get you up and running with this in no time, helping you automate your checks from UVM register map specs. With this RAK, you’ll learn the basics of the JasperGold CSR, how to use JasperGold CSR’s Proof Accelerator, and more. CSR features a model-based approach to predicting a register’s expected value, supports pipeline interfaces, all IP-XACT access policies, and it can fully model any expected register value. It also supports register aliases, read and write semantics, and separate read/write data latencies in any given field.

If this functionality sounds up your alley, you can take a look at this RAK here.




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BoardSurfers: Allegro In-Design IR Drop Analysis: Essential for Optimal Power Delivery Design

All PCB designers know the importance of proper power delivery for successful board design. Integrated circuits need the power to turn on, and ICs with marginal power delivery will not operate reliably. Since power planes can...(read more)




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Noise figure optimization of LNA

Hello, I looking for reaching minimal NOISE FIRUGE by peaking a combination of the RLC on the output load as shown bellow.
I tried to do it with PNOISE  but it gives me an error on the |f(in)| i am not sure regarding the sidebands in my case(its not a mixer)

How can i show Noise Figure and optimize it using my output RLC?

Thanks





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Calculating timing delay from routed channel length

Hello, i am a student who is studying Allegro tool with SKILL.

I have a question about SKILL axlSegDelayAndZ0. The reference says this function "returns the delay and impedance of a cline segment."

I want to know how many components does this tool consider when calculating timing delay from the length. 

How steep is input signal's rise transition? Is rise transition shape isosceles trapezoid or differential increasing shape?

Also, if it is a multi fan-out, the rise transition time will be different net by net. How can this tool can calculate in this case?

I want to hear answers about these questions.

Thank you for reading this long boring questions, and i will be waiting for answers.




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IC Packagers: Time-Saving Alternatives to Show Element

In the Allegro back-end layout products like Allegro Package Designer Plus, it would be reasonable to assume that the most often used command is none other than “show element” (shortcut key F4). This command, runnable at nearly any t...(read more)



  • Allegro Package Designer
  • Allegro PCB Editor

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Library Characterization Tidbits: Recharacterize What Matters - Save Time!

Read how the Cadence Liberate Characterization solution effectively enables you to characterize only the failed or new arcs of a standard cell.(read more)




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Die-Hard Bug Bytes Linux Kernel For Second Time





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Network Time Protocol Bugs Sting Juniper Operating System






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Upgrade of Managed DSLS Service on Feb, 29th 3:00AM (UTC+1). Estimated duration: 3 hours

Managed DSLS Service will be upgraded on Feb, 29th (starting Saturday Feb, 29th 2020 - 3AM - UTC+1)




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Syrian Electronic Army Claims CNN As Its Latest Victim




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Hyperion Runtime Encrypter 2.0

Hyperion is a runtime encrypter for 32-bit and 64-bit portable executables. It is a reference implementation and bases on the paper "Hyperion: Implementation of a PE-Crypter".




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Hyperion Runtime Encrypter 2.3

Hyperion is a runtime encrypter for 32-bit and 64-bit portable executables. It is a reference implementation and bases on the paper "Hyperion: Implementation of a PE-Crypter".






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macOS/iOS IOAccelCommandQueue2::processSegmentKernelCommand() Out-Of-Bounds Timestamp Write

macOS and iOS suffers from an out-of-bounds timestamp write in IOAccelCommandQueue2::processSegmentKernelCommand().




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RSA BSAFE SSL-J / Crypto-J Heap Clearing / Timing Channel

RSA BSAFE SSL-J versions prior to 6.2.4 contain a heap inspection vulnerability that could allow an attacker with physical access to the system to recover sensitive key material. RSA BSAFE SSL-J versions prior to 6.2.4 contain a covert timing channel vulnerability during RSA decryption, also known as a Bleichenbacher attack on RSA decryption. A remote attacker may be able to recover a RSA key. RSA BSAFE Crypto-J versions prior to 6.2.4 and RSA BSAFE SSL-J versions prior to 6.2.4 contain a covert timing channel vulnerability during PKCS #1 unpadding operations, also known as a Bleichenbacher attack. A remote attacker may be able to recover a RSA key.