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FREQUENCY HOPPING TECHNOLOGY
She was an actress, a scientist and was called world's most beautiful woman. Few knew her invention shaped Bluetooth, GPS and modern Wi-FiHedy Lamarr was more than a Hollywood star. According to the National Women's History Museum, the Austrian-American actress co-invented a W...- Meet the 'most beautiful woman in the world' Hedy Lamarr: The Hollywood icon who escaped Nazi Europe, invented a World War II radio signaling system and earned the title 'mother of Wi-Fi'Hedy Lamarr, a famous Hollywood actress, was also a brilliant inventor. Hedy escaped Nazi Europe and developed a frequency-hopping communic...
- Many people blame their internet provider when the stream stutters at dinnertime, but the microwave is the likely culprit; it runs at 2.45 GHz, the exact frequency your Wi-Fi might useMicrowave ovens can disrupt Wi-Fi signals on the 2.4 GHz band. This interference occurs because both devices use similar radio frequencies....
- How do Iran’s suicide drone boats work as they bring traffic to a halt in the Strait of Hormuz?20 million barrels travel through the Strait of Hormuz daily. Iran just weaponized fishing boats to block it. In March 2026, explosive dron...
- Hard-to-crack Chinese devices part of terror toolkitIndian security agencies are investigating the use of Chinese technology in the recent Pahalgam terror attack, which resulted in the deaths...
- How 1,000 days of conflict fuelled robot wars between Russia and UkraineUkrainian drone jammer manufacturers are seeing a surge in demand as the conflict with Russia intensifies. The war has spurred rapid innova...
- Ranjan Pai invests in beauty etailer Purplle; Skyroot gets Temasek boostRanjan Pai's investment spree continues as the chairman of the Manipal Education and Medical Group has now invested in omnichannel beauty r...
- Army signs pact for procurement of 'tactical LAN radio'It is the second contract that the Army has firmed up under the framework of Innovations for Defence Excellence (iDEX). "The contract with ...
- Six tips for women jobseekers who want to make a career in the tech industryAccording to global research, there were 28.8% women in tech in 2020, compared to 25.9% in 2018 and 26.2% in 2019. While the participation ...
- Cross-sectoral regulatory cooperation emerges as a requirement in New TelecomAssigning an operator dedicated spectrum that no other operator would be able to use even when the assignee has no use for it, is an ineffi...
- Contactless Visa SBI Credit Card - Increased transaction limit brings in enhanced convenienceWith SBI Card, #CashlessConfidence comes easy because you don't have to touch the POS machine, swipe the card or enter the card PIN.
- SGX Nifty up 30 points; here's what changed for market while you were sleepingThe index formed a bearish candle on the daily chart that resembled a ‘Bearish Belt Hold’ pattern as it saw selling from the word go, befor...
- Investing in startups – Where to find the next set of winnersDisease or otherwise, travel as we know could change dramatically, at least in frequency if not in distance and mode. The individual and ma...
- Backward in telecomFor rapid economic growth, everyone must have access to high-speed broadband.
- BHEL & Bharat Electronics, two PSUs in top R&D spenders in IndiaThere are two PSUs in the top flight of R&D spenders in India Inc: Bhel at number 2, Bharat Electronics at number 11. Their compulsions, ho...
- Upwardly mobile: Nothing micro about MicromaxThe company designed a battery that could last 30 days on a single charge and give 17 hours of talk-time.
- Pay cuts by IT cos forcing employees to reduce spendingAs he winds up a chat session with friends at the local pub on the weekend, 24-year-old software professional Vijay Shankar emerges poorer ...
- Techies may tighten purse strings over US slowdown concernsIf IT companies become careful with increments and promotions, employees may have to scale back planned investments. Firing employees? | Fu...
- DoT to await Telecom Engineering Centre’s word on spectrumThe DoT is likely to wait for the Telecom Engineering Centre's report on efficient utilisation of spectrum before taking any view on enhanc...
- Govt delicenses 50 MHz of spectrum in 5.8 GHz band for WiMAX useIn a move that will help roll-out of WiMax services, the government has delicenced 50 MHz of spectrum in the 5.8 GHz band for commercial us...
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