Semiha (@semijanna) header
Semiha (@semijanna) profile picture

✈️☁️

Joined September 2022
You can track some fighter jets in real time on the new Deradar Android app (will be released soon)
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From raw signals to real-world solutions. Bridging the gap between physical hardware and digital utility. Derad Network provides the essential data layer that powers a wide range of applications.
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Bombardier’s flagship Global 8000 business jet has officially received type certification from Transport Canada on November 5, 2025, marking a key step toward entry into service before year-end. FAA and EASA approvals are expected to follow soon. Equipped with ADS-B Out as standard, the Global 8000 represents the next generation of connected, transparent aviation, every flight ready to broadcast its position, speed, and altitude in real time. Another milestone not just for Bombardier, but for the entire industry, where ADS-B adoption has become universal, and every new jet rolling off the line contributes to a more visible, safer sky.
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L.A. is collaborating with Supernal and Archer Aviation to establish its first urban air mobility (UAM) routes, targeting launch by 2026. Archer Aviation has already committed to building an air-taxi network across the Los Angeles metropolitan area, expected to be among the first commercial UAM corridors in the U.S. Supernal, backed by Hyundai Motor Group, is working on route planning, vertiport design, and the integration of eVTOL operations into the city’s existing transportation ecosystem. These developments are part of a broader effort by the city and industry partners to make Los Angeles a global testbed for clean, electric, and connected flight, reshaping how we move through urban skies.
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EHang has established its “UAM Operation Demonstration Center” in Shenzhen’s Bao’an District to pilot the commercial deployment of eVTOL aircraft. The centre covers approximately 4,600 m² and features an automated eVTOL vertiport, hangars, and a command-and-control facility, supporting urban air mobility (UAM) and the emerging low-altitude economy.
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Replying to @ar_io_network
@ar_io_network founder @vilenarios highlights how Derad Network benefits from ARIO tools and SDKs to build a transparent, decentralized and permanent aviation data processing solution
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AIRB (Airborne Traffic Situational Awareness with ADS-B) enhances pilot awareness by displaying nearby aircraft detected through ADS-B IN. It receives ADS-B OUT signals, showing each aircraft’s position, altitude, and direction, on a cockpit display. Unlike TCAS, which only issues collision alerts, AIRB continuously shows surrounding traffic, improving situational awareness in both IFR and VFR flights. Fully powered by ADS-B, it’s a key tool for safer and smarter aviation.
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We’re testing DeRadar’s high-frequency flight data uploads in Parquet data format using @ar_io_network’s ArDrive Turbo SDK. This week, we’re the 3rd largest data uploader by number of files uploaded. By using Parquet data format, we’re reducing data packet size by about 60% and enabling more advanced data querying compared to JSON data. Switching our data format from JSON to Parquet is an important milestone for us. We will integrate Parquet data format into our web applications and upcoming enterprise APIs.
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Instrument Flight Rules (IFR) refer to flights operated using instruments and air traffic control guidance, typically in low-visibility or controlled airspace conditions. In contrast, Visual Flight Rules (VFR) rely primarily on the pilot’s ability to see and navigate visually. Australia’s Department of Infrastructure is consulting on an expansion of the ADS-B mandate, aiming to enhance safety and situational awareness across all airspace users. Currently required for IFR flights, ADS-B OUT could soon extend to VFR aircraft, drones, and Advanced Air Mobility (AAM) vehicles. Introducing ADS-B to VFR operations would significantly improve visibility and coordination between aircraft, helping prevent mid-air conflicts, enhance traffic awareness, and make low-altitude and regional airspace safer for everyone.
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Paris once took a major step toward urban air mobility with its “Re.Invent Air Mobility” initiative. As part of the program, 30 projects were launched to test key components such as vertiport placement, air corridor design, and UTM (Unmanned Traffic Management) integration. This large-scale testing effort focused on building the operational, safety, and infrastructure frameworks that would be necessary to bring eVTOL services into daily city life. The insights gained from these trials were intended to guide how future air mobility systems could operate safely, efficiently, and seamlessly alongside existing ground transportation networks. Such efforts position Paris as a European leader in advanced air mobility, paving the way for real-world eVTOL deployment in the coming years.
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Check out our recent interview with @usewander about how we use @ar_io_network and @ArweaveEco to build the world’s first fully transparent ADS-B data layer👇🏼
A new Builder Spotlight is out! We talk with Nijat Mayilov from @deradnet about how the network works, why they’re building on @ArweaveEco & @ar_io_network, and how their solutions bring scalability, transparency, and permanence to the aviation industry.
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In UAVs and eVTOLs, ADS-B acts like a digital lighthouse, providing real-time position, speed, and altitude data to autonomous collision-avoidance algorithms. This allows the aircraft to “see” surrounding traffic and automatically adjust its path or altitude to prevent collisions without human intervention. With DeRadar, which crowdsources ADS-B signals globally, these safety capabilities can extend even further, making autonomous and urban air mobility safer and more reliable.
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Some of the key points from our recent Twitter Space: "There will be two kinds of data tiers. First data, which will be publicly available, it will be free to use. Second will include more data points, more data from different antennas, and it will be an Enterprise API; we will charge for use of that API. In this way, we can generate revenue. This revenue can help us to give reward for antenna providers and data upload node providers. Also this revenue can help us to grow the network, promote the product and expand the coverage." "Currently, most of the ADS-B antennas are provided by volunteers. But you can't scale volunteer networks in this situation. You can't find a volunteer in every street, every city, every apartment complex, etc. But if you create some kind of incentivized mechanism, you can find some people to run that ADS-B antenna in that location. " "This is not official yet, but I want to announce this in this Space. Actually, we are thinking about investing some percentage of our revenue to @ar_io_network tokens, simply because we are using a lot of Turbo credits, and we are using ARIO tokens to purchase these Turbo credits. And investing some of our revenue to ARIO tokens can be a sustainable way to predict our expenses and help us to subsidize network nodes in some percentage." "With Derad Network, all flight data will be tamper-proof and permanent, thanks to Arweave's and ARIO's infrastructure, which means even regulators, operators, or normal people can feel more confident that the system will be transparent and reliable. So, in this way, as EVTOLs adapt to the sky, Derad can really handle it and can really play a big role in making sure that they are integrated safely and visibly into the global airspace." "In historical ADS-B data, if you are storing that data on S3 or other solutions, changing the data or modifying the data or changing the date is possible.But if you are storing historical data on Arweave via ARIO, you can't change the data. You can upload the new data, but you can't change the old data. So, in historical ADS-B data, you can prove that the data was uploaded at that time. It's not tempered."
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The infrastructure of tomorrow is being built today. As DePIN standards shift, so does the future of decentralized networks. Be part of the conversation on Changing Standards on DePIN, this Friday at 9 PM UTC. 🎙 Speakers: Nijat (@nijatoes) — CEO Esranur (@Esranur664) — COO Semiha (@semijanna) — Head of Business Development 👉 Set your reminder and join us: xitter.cf/i/spaces/1kvJpMYZByPxE
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EHang, a leading eVTOL company, conducted its first pilotless demonstration flights with the EH216-S in January 2025 in downtown Shanghai over the Huangpu River. The flights showcased touristic routes and laid the foundation for future low-altitude air taxi operations. These pilotless flights highlight the growing role of autonomous eVTOLs in urban air mobility, where ADS-B plays a critical role in situational awareness, collision avoidance, and overall flight safety in increasingly busy urban skies.
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FIS-B (Flight Information Service – Broadcast) is a service that delivers essential flight information for free, primarily available in the United States. Aircraft with ADS-B In can receive key flight information such as current and forecasted weather, airspace notices, and weather imagery directly, allowing access to real-time updates. This improves situational awareness, helps with better flight planning, and supports safer decision-making during all phases of flight.
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Like the nervous system in the human body linking the brain to the muscles and enabling reflexes, Derad Network is building the connection and response mechanism that will keep every aircraft in the future airspace safe and synchronized.
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In Osaka, Japan, during Expo 2025, eVTOLs took to the skies with ADS-B keeping track of each aircraft’s position to make sure everything stayed safe. SkyDrive launched its public demonstration flights from the specially built Expo Vertiport on July 31, 2025. Over the following weeks, visitors witnessed the future of urban air mobility several times a week as the aircraft lifted off over the Expo grounds. Today, August 24, 2025, marks the day the demonstration series concluded, bringing it to a close and offering a glimpse of how eVTOLs may soon become part of everyday city life.
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Vertiports will become the new bus terminals of our cities, hubs where eVTOLs land and take off to shuttle passengers across the urban sky. In such a busy airspace, just like roads need traffic lights to prevent chaos, the skies will require constant surveillance and a real-time control system to keep everything moving safely. That’s where ADS-B comes in: broadcasting each aircraft’s position, speed, and route in real time, ensuring that aerial traffic flows without collision. If tomorrow’s skies are to function like highways in the air, ADS-B will be the invisible lanes that keep them safe.
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Transport Canada has established ADS-B regulations that are being gradually implemented across the country. The requirement currently applies primarily to Class A and B airspace, with plans to expand to Class C, D, and E airspace by 2028. In China, ADS-B Out is currently required for all flights at and above 29,000 feet operating within designated Urumqi CTA sectors. China initially introduced the ADS-B mandate in this region due to its remoteness and limited radar coverage. Looking ahead, China plans to expand the requirement, mandating that all aircraft operating in controlled airspace be equipped with ADS-B Out.
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