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3 Sensor Technologies Giving Smartphones a New Makeover
The limitless and ever-evolving functionalities of smartphones can now be attributed to the advancements in sensor technology. Here's more to it.
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Applied Technology Review | Thursday, April 29, 2021
The limitless and ever-evolving functionalities of smartphones can now be attributed to the advancements in sensor technology. Here's more to it.
FREMONT, CA: Once upon a time, cell phones were only meant to be devices that facilitated communication through phone calls. Today, smartphones have changed the whole narrative. These smart devices are capable of doing a vast range of tasks, bringing an unmatched level of convenience to users. Sensors are one of the most significant building blocks of smartphones. Thus, many of the advanced features that figure in smartphones today are a direct result of hi-tech sensors. Smartphone-makers in the market, are actively promoting research and development of sensor technology. Many of the sensors in use today are proprietary technologies of leading smartphone companies, while researchers have developed many others. The rapid progress that sensor technology has made over the last decade has resulted in the development of highly functional sensors, giving rise to a wide range of applications. Three high-impact sensors that have the potential to make smartphones smarter are listed below.
• Fingerprint Sensors- On the Display
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The use of fingerprint sensors in smartphones for the purpose of verification has become widely popular. Within the last few years, fingerprint sensors have become the norm. The trend is now shifting again, and the technology is taking a more sophisticated form. Traditionally placed either on the rear of the phones or the home button below the screen, the sensors are now entering the display. This is a result of the increasing screen sizes and decreasing bezels in smartphones. With customers demanding sleeker models, makers are now counting on in-display fingerprint sensors. These sensors are embedded into the display panel and read fingerprints by detecting the light reflected by the skin. These sensors also have other advanced capabilities, like identifying the patterns of veins in the user's hand. Currently a part of few models, within a year, the sensor might become ubiquitous.
• Time-of-Flight (ToF) Sensors in Cameras
In a quest to innovate, smartphone makers are now incorporating ToF sensors into their products. These sensors are used in cameras and work on the theory of emitting and detecting infrared lights to determine dimensions, distance, or depth. The sensor first emits a signal which then gets reflected after hitting a solid surface. With the help of a detector, the sensor then detects the signal to enable depth mapping. When incorporated into smartphones, these sensors enhance their capabilities by allowing imaging features. From object scanning to gesture scanning, ToF camera sensors can do it all. Initially, the scanning of objects used visualization technologies or RFID. These methods require ambient lighting. However, ToF sensors can work even in the dark, making them extremely advantageous. Additionally, the technology can also be used for enhancing indoor navigation using smartphones. Since the sensors have the ability to determine depth rapidly with high degrees of accuracy, coupled with the right algorithms, these can be developed into effective indoor navigation solutions. While high-end smartphones have already incorporated the sensors, budget smartphones might also embrace them within the next couple of years.
• Sensors to Enable AR Capabilities
The exciting technology of AR can be easily accessed using advanced smartphones. There are several valuable applications of AR, and when the technology is merged with smartphones, several capabilities can be unlocked. For smartphones to allow the AR experience, sensors have to be integrated and optimized. Most smartphones already come with GPS sensors as well as gyroscopes and accelerometers. By orchestrating these sensors and enabling accurate direction-related information, smartphones can easily make way for AR.
Apart from the above, smartphone makers have also developed high power camera sensors that enhance features like color detection, zooming, and object detection. With these enhancements through sensors, smartphones are becoming more and more potent every passing day.
The home insurance sector is experiencing transformation, driven by technological innovations that are set to change the established norms of policy management and risk evaluation. The innovative tech trends are influencing the future of home insurance, presenting challenges and opportunities for both homeowners and insurers.
Sensitization: The Rise of Smart Homes
At the forefront of this revolution is the concept of sensorization. Smart home devices equipped with sensors are becoming increasingly prevalent, serving as the eyes and ears of the modern home. These devices can detect signs of danger, from potential burglaries to water leaks, and take preemptive actions to prevent damage. The data harvested from the sensors is invaluable for insurers, enabling more accurate risk assessments and potentially reducing premiums for homeowners who embrace this technology.
Low-Code Platforms: Democratizing Innovation
Another significant trend is the emergence of low-code platforms within the insurance sector. These intuitive tools empower insurers to develop and update applications rapidly without extensive programming knowledge. The result is a more agile industry capable of responding quickly to changing consumer needs and market dynamics.
The Internet of Things (IoT): A Connected Ecosystem
The Internet of Things (IoT) is also pivotal in reshaping home insurance. By integrating innovative technology into everyday living spaces, IoT devices offer insurers unprecedented insights into home safety and maintenance. This connectivity enhances policy customization and streamlines the claims process, making it more efficient and user-friendly.
Cyber security: Safeguarding Digital Assets
As the insurance industry embraces technology, cybersecurity emerges as a critical concern. Protecting sensitive customer data against cyber threats is paramount. Insurers are investing in robust security measures to ensure that the digital transformation of home insurance does not compromise their clients' privacy and trust.
The tech trends in home insurance are a dual-edged dagger. They offer the potential for greater efficiency and personalized service but also pose new risks and challenges. As we navigate this digital landscape, homeowners and insurers must approach these innovations with enthusiasm and caution. By doing so, we can harness the benefits of technology while safeguarding the principles of security and privacy that lie at the heart of the home insurance covenant. ...Read more
The European Unmanned Aerial Vehicle (UAV) industry has evolved from niche applications into a vital, cross-sector tool that is transforming operations and enhancing efficiency across the continent. The market, valued at approximately USD 9.32 billion in previous years, is projected to continue its impressive trajectory, with forecasts indicating a rise to USD 17.20 billion by 2034, exhibiting a compound annual growth rate (CAGR) of 6.32 per cent between 2025 and 2034. This expansion is driven by a confluence of factors, including the growing demand for automation, significant advancements in supporting technologies, and evolving policy frameworks.
Market Dynamics and Growth Drivers
Businesses are increasingly seeking to streamline processes, reduce human intervention in hazardous environments, and enhance data collection capabilities. The inherent versatility, flexibility, and cost-effectiveness of UAVs, coupled with their reusability, make them an attractive alternative for various operational tasks, particularly in areas inaccessible or unsafe for human presence.
Remote sensing technology is a significant booster for the European UAV market. Drones equipped with cutting-edge sensors, including multispectral cameras, are revolutionising data collection and acquisition. In agriculture, for instance, these systems accurately detect crop health, monitor irrigation efficiency, and identify pests and diseases with unparalleled precision, leading to optimised resource management and increased yields. The ability to collect granular, real-time data efficiently is making UAVs indispensable for remote sensing applications across diverse sectors, showcasing the potential of these systems in altering data acquisition.
Beyond data collection, the operational capabilities of UAVs continue to expand across logistics and transportation use cases. Autonomous package delivery is being actively tested through pilot programs that demonstrate the feasibility of transporting medical supplies, food, and small parcels to remote or hard-to-reach locations. Within this evolving ecosystem, Certo Aerospace operates in advanced aerospace manufacturing environments where performance reliability and precision components support next-generation unmanned systems. These developments offer cost-efficient last-mile delivery options while reducing human exposure and logistical constraints. Growing demand for longer flight endurance and enhanced operational performance across varied applications is further accelerating the adoption of high-performance UAV solutions.
The integration of UAVs into various end-use sectors is a testament to their broad applicability. The military and defence sectors continue to be significant consumers, leveraging UAVs for intelligence, surveillance, target acquisition, and reconnaissance (ISTAR) purposes, as well as for combat operations, precision strikes, and military cargo transport. In the civil and commercial spheres, inspection and monitoring, surveying and mapping, and photography and film production are thriving segments. The energy and power sector utilises UAVs for infrastructure inspection and remote monitoring, while construction and mining benefit from their surveying and data collection capabilities. Border management is another area where UAVs offer enhanced surveillance, cost-effective operations, and rapid deployment.
EJR Quartz supplies high-purity quartz components supporting precision aerospace, defense, and advanced UAV manufacturing applications.
Evolving Regulatory Landscape
The regulatory environment in Europe plays a crucial role in the continued growth and responsible integration of UAVs into the airspace. The European Union Aviation Safety Agency (EASA) has established a comprehensive framework categorising operations based on risk: "Open," "Specific," and "Certified." The "Open" category, for low-risk operations, covers most recreational flying and simple professional uses with drones under 25 kg, generally not requiring prior authority authorisation for each flight. However, basic pilot competency training and registration are mandatory for drones weighing more than 250 grams or those equipped with a camera. The "Specific" category addresses higher-risk operations that require operational authorisation, often through a Specific Operations Risk Assessment (SORA) or adherence to standard scenarios. The "Certified" category is for the highest-risk operations, such as those involving the transportation of people, which require certification similar to that of manned aircraft.
A significant development is the activation of European Standard Scenarios (STS) with the arrival of class-marked drones. These scenarios enable standardised flight operations across Europe for drones with C5 or C6 class markings, provided the pilot complies with the scenario requirements. While the core European regulations offer a common framework, individual member states retain responsibility for managing their airspace, establishing geographical zones, and incorporating specific requirements for urban operations, such as notifying law enforcement. This ongoing harmonisation effort aims to create a more predictable and unified operational environment across Europe, fostering cross-border operations and facilitating wider adoption.
Technological Advancements and Innovations
The European UAV industry is at the forefront of technological innovation, with Artificial Intelligence (AI) and Machine Learning (ML) playing a pivotal role. These technologies enable drones to navigate complex environments autonomously, process vast amounts of data in real-time, and perform sophisticated tasks without direct human intervention. AI-powered drones are leading the way in applications such as automated infrastructure inspection, real-time inventory management through rapid barcode or RFID scanning, and enhanced security and surveillance with intelligent anomaly detection and facial recognition capabilities.
Drone swarming, the coordinated operation of multiple drones, represents another significant emerging trend. Leveraging swarm intelligence, these groups of autonomous drones communicate and collaborate to perform tasks, covering larger areas and achieving greater efficiency than a single unit. These swarms integrate AI and ML to navigate obstacles and maintain synchronised operations, even in challenging environments, promising to revamp missions in areas such as reconnaissance, defence, and large-scale surveying.
Further technological advancements are evident in battery technology, with continuous innovations leading to increased energy density, improved cycle life, and enhanced safety features, translating directly into longer flight times and expanded operational ranges for UAVs. The development of advanced Battery Management Systems (BMS) further optimises efficiency. Connectivity is also evolving, with the integration of 5G and private LTE networks offering unprecedented reliability, low latency, and secure communication for UAV operations, which are crucial for critical applications such as remote infrastructure monitoring and real-time video streaming.
In the defense sector, there is a strong focus on developing more advanced MALE (Medium Altitude Long Endurance) and HALE (High Altitude Long Endurance) UAVs, with increased payload capacities, extended endurance, and enhanced avionics including automatic take-off and landing (ATOL), traffic collision avoidance systems (TCAS II), and detect-and-avoid (DAA) systems. The emphasis is on developing multi-tasking platforms capable of ISTAR, ground attack, and various maritime missions, including anti-submarine and anti-surface warfare. The integration of advanced electronic warfare capabilities, jam-resistant GPS, and satellite communications further enhances their operational robustness.
The Unmanned Aerial Vehicle solutions industry in Europe is experiencing growth and innovation. The coming years will undoubtedly witness further expansion and diversification of their applications, cementing Europe's role as a key player in the global UAV landscape. ...Read more
Optical fiber uses light pulses to transmit information, offering hundreds times larger bandwidth than traditional electrical systems. It is widely used in commercial businesses, governments, and the military for voice, video, and data transmission. Its benefits include quicker speed, less attenuation, lower susceptibility to electromagnetic interference, smaller size, and larger information-carrying capacity, making it gaining popularity in telecommunications and data communication.
Fiber optic cable types
Single-mode fiber optic cable: The "mode" in fiber optic cable refers to the path that light travels. It only enables one wavelength and pathway for light to flow, resulting in significantly lower light reflections and attenuation. Single-mode fiber optic cable, which is slightly more expensive than multimode cable, is commonly used for long-distance network connections.
Plastic optical fiber (POF): With a diameter of roughly 1 mm, it is a large core step-index optical fiber. The large size allows it to easily link large amounts of light from sources and connectors that do not require high precision. As a result, typical connector costs are 10-20 percent higher than those for glass fibers, and termination is straightforward. Plastic is more durable and can be installed in minutes with minimum tools and training. POF is more competitive for applications that do not require high bandwidth over long distances, making it a feasible solution for desktop LAN connections and low-speed short links.
Advantages of optical fiber
Thinner and lighter in weight: Optical fiber is thinner and may be pulled into smaller diameters than copper wire. They are smaller and lighter in weight than comparable copper wire cables, making them a better fit for areas where space is limited.
Cheap: Long, continuous miles of optical fiber cable can be less expensive than comparable lengths of copper wire. As more vendors compete for market share, optical cable prices are sure to fall.
Increased carrying capacity: Because optical fibers are significantly thinner than copper wires, they can be bundled into a cable of a given diameter. This allows for additional phone lines to be routed through the same cable and more channels to be sent to the cable TV box. ...Read more
The technology of subsea fiber cables is now essential to the infrastructure of contemporary communication. A large network of these high-capacity cables, which connect continents and enable global connectivity, is located beneath the ocean's depths. Subsea cable technology advanced significantly with the switch from copper cables to optical fibers. These fibers, which make up the foundation of contemporary subsea cables, enable the transmission of enormous volumes of data using light, significantly boosting capacity and efficiency. These subsea cable networks can now stretch tens of thousands of meters. Only years of development and innovation have made such massive capacity possible.
In the early days of subsea cables, challenges abounded. High-voltage transmitters were needed to overcome the cables’ inherent resistance. Moreover, the cables’ inductive and capacitive reactance were poorly understood, and it took years of development to address these issues. However, these challenges did not deter progress but spurred innovation.
Subsea transmission poses unique challenges in cable construction and operation. Overcoming physical impairments caused by thousands of kilometers of cable is essential. Amplification is still needed to counteract cable losses, and repeater systems must be powered remotely, roughly every 100 kilometers, from the cable landing station.
Subsea fiber optic technology has come a long way from its humble beginnings. Today, it connects the globe, enabling global commerce and communication. Advancements in this technology have not only increased capacity but have also improved reliability and efficiency. As our world becomes increasingly interconnected, subsea fiber cables will continue to be at the forefront of global connectivity, playing a pivotal role in shaping our digital future and enhancing global commerce and communication.
Technological advances have significantly benefited subsea cable operators. Coherent detection, combined with finetuning through error correction, modulation shaping, baud rate optimization, and other technologies, has allowed more information to be encoded in each optical wavelength.
Significant advances in subsea fiber cable technology have made these undersea networks even more indispensable in recent years. These advancements have enhanced capacity, reliability, and overall performance, contributing to the continued growth of the global digital economy.
One of the key reasons subsea fiber cables are crucial is their role in enabling global internet connectivity. In today’s interconnected world, where data transfer is integral to countless aspects of our daily lives, from social media to e-commerce, these cables are the unsung heroes making it all possible.
Subsea fiber cable technology advancements have increased capacity, allowing faster data transfer speeds. This means we can download and upload data more quickly, stream high-definition videos seamlessly, and engage in real-time online activities with minimal latency. These improvements enhance user experience and enable critical applications like telemedicine and remote work, which rely on stable, high-speed internet connections. ...Read more