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Engineers Developed a One-Step Method to 3D Print Robots

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3D print robots

It might be the time to expand modern m Engineers from UCLA and their peers have created a novel design methodology that will allow manufacturers to 3D print robots in a single step, with their creations having movement and jumping abilities.

Robots are normally constructed via a series of intricate manufacturing stages that include limbs, electronics, and active components. As a result of the process, force production is lowered, and weights and volumes become heavier, giving smaller robot manufacturers a much harder time getting off the ground. 

A new form of 3D printing procedure for designing active materials with many functionalities, or “metamaterials,” allowed the full mechanical and electrical systems required to run a robot to be printed at once. A “meta-bot” that has been 3D printed may perform a variety of activities, including propulsion, movement, sensing, and decision-making.

The internal network of sensory, movable, and structural components of printed metamaterials moves on its own after being configured. The only external component required is a tiny battery to power the robot since it already has an internal network for moving and sensing.

For the totally autonomous operation of the 3D printed robots, each measuring the size of a fingernail, the researchers added an onboard battery and controller. The approach, according to the researchers, may result in novel designs for biomedical robots, such as self-steering endoscopes or tiny swimming robots that may emit ultrasounds and maneuver themselves close to blood veins to administer medicine dosages at certain target regions within the body. 

How 3D Printed Robots Work

The creation and printing of piezoelectric metamaterials, which can change shape and move in response to an electric field, is the main component of the all-in-one technique developed by UCLA researchers. The complex piezoelectric and structural components that make up the robotic materials are intended to bend, flex, twist, rotate, expand, or compress quickly. 

“This allows actuating elements to be arranged precisely throughout the robot for fast, complex, and extended movements on various types of terrain,” said Huachen Cui, lead author of the study and a UCLA postdoctoral scholar in Zheng’s Additive Manufacturing and Metamaterials Laboratory.

“With the two-way piezoelectric effect, the robotic materials can also self-sense their contortions, detect obstacles via echoes and ultrasound emissions, as well as respond to external stimuli through a feedback control loop that determines how the robots move, how fast they move, and toward which target they move,” Cui added.

Researchers created and presented three 3D print robots, referred to as meta-bots, with various capacities using their novel method. A robot can flee after making touch with another, another can navigate past S-shaped corners and haphazard obstructions, and a third robot can traverse uneven terrain and even make short leaps. 

The researchers, the team behind this study, have invented a method of creating the materials for robots, allowing people to build their own models and print the components straight into a robot.

This has the potential to one day give everyday people the ability to create their own robots at home.


Inside Telecom provides you with an extensive list of content covering all aspects of the tech industry. Keep an eye on our Technology section to stay informed and up-to-date with our daily articles.

Junior social media strategist with a degree in media and communication. Technology enthusiast and freelance writer. Favorite hobby: 3D modeling.

Technology

What are the Ethical Issues in Biometrics?

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Ethical Issues in Biometrics

What is biometric identification? It is the process through which unique biological characteristics are used in biometric identification to recognize and validate a person. These characteristics can be found in facial traits, eye structures, DNA, fingerprint patterns, and even handwriting. All this data that can be gathered on an individual inevitably brings up the ethical issues in biometrics that need to be addressed.

Facial recognition and fingerprint scans were previously the domain of security, and they were utilized for identification and law enforcement. However, increasingly more business and civil applications are using biometrics authentication. Due to this increased use, it is crucial to address the moral and ethical issues in biometrics when used in the creation of new application and technology.

Applied biometrics and corporate ethics have received little empirical study despite the widespread use of biometric technologies. As a result, there is plenty of room for future study to help us better comprehend the moral consequences of adopting this technology.

This article examines the ethical concerns associated with the use of biometric technology on the use of biometrics for non-security applications as well as the moral ramifications for business.

Ethical Issues in Biometrics and Privacy

Biometric data takes privacy concerns to a whole new level that typical data gathering only touches on. Digital identities can be forged, and anonymity on the web can be maintained to a degree if you know how. Also, digital data can be deleted – if we forget that Meta (Facebook) has been revealed to store deleted data, which is an ethical concern in itself.

The problem with biometric data is that it is unforgeable, unconcealable, and permanent, You can’t change your eye structure, your fingerprint, or your facial features. Big tech companies already have your face, fingerprints, and your voice recorded and stored via current biometric authentication systems – mainly used for unlocking your phone. That data will be there forever, and there is little that people can do about it besides avoid it In the first place.

While many companies still give users the option of using a good old fashion passcode to unlock their phones, as technology as a whole tends to do, the biometric alternative is slowly gaining more traction, and will one day become the norm, as it is hard to argue its convenience and security. You can’t accidentally leave your eyeball at home or forget your fingerprint. But in the same sense, you can’t change it. If your childish curiosity while browsing the web put a black spot on your record, there’s no changing that.

Therein lies the question of who if anyone should have access to such data. Today’s tech giants have all our data in their hands, that won’t change with the spread of biometric verification methods. Indeed, it will only increase targeting capabilities.

While the collection of biometric data on its own does not necessarily mean it will be shared, monetized, or abused in any way, it never the less requires clear and strict guidelines and regulations to be implemented around it. There are too many things that can be abused by the wrong party when the ethical issues in biometrics are not taken seriously, and if such limitations are not applied stringently.


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Oppo Reno 8 and Reno 8 Pro: Specs and Comparison   

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Oppo Reno 8

The Reno line of smartphones has always had a fantastic camera and an attractive design. The Reno 8 and 8 Pro include a 120Hz AMOLED display, the newest Dimensity chipsets, 80W fast charging, a 32-megapixel front camera, and triple 50-megapixel back cameras, among other notable features that make the Oppo Reno 8 and Reno 8 Pro high-quality yet affordable option for anyone. 

Here we compare the two latest Oppo phone series iterations and see what to expect from the flagship Oppo smartphone, and how the Oppo Reno 8 and the Oppo Reno Pro stack up against each other. 

Oppo Reno 8 Specifications 

The Oppo Reno 8 has a smaller 6.43-inch full-HD+ AMOLED display with a resolution of 1,080 by 2,400 pixels, a 90Hz refresh rate, and Corning Gorilla Glass 5 protection. It also runs Android 12 with ColorOS 12.1 on top. Additionally, the display has an 800 nits maximum brightness and a 20:09 aspect ratio. An octa-core MediaTek Dimensity 1300 SoC, up to 8GB of LPDDR4x RAM, and up to 256GB of UFS 3.1 storage are all found within the Oppo smartphone. 

The Reno 8 has a triple back camera configuration for pictures and movies, with a 50-megapixel main sensor and an f/1.8 lens as its focal point. Additionally, there is a 2-megapixel macro camera with a 112-degree field of view and an 8-megapixel sensor coupled with an f/2.2 ultra-wide angle lens. 

The Reno 8 offers 5G, 4G LTE, Wi-Fi 6, Bluetooth v5.3, GPS/A-GPS, NFC, and a USB Type-C connector as connection options. An accelerometer, light, gyroscope, magnetometer, and a proximity sensor are among the sensors on board. For biometric verification, the phone also has a fingerprint sensor hidden behind the display. A 4,500mAh battery inside the Oppo Reno 8 supports 80W Super Flash Charge quick charging. The phone weighs 179 grams and has dimensions of 160 x 73.4 x 7.67mm. 

Oppo Reno 8 Pro Specifications 

A 6.7-inch full-HD+ (1,080×2,412) AMOLED display with up to 120Hz refresh rate and Corning Gorilla Glass 5 protection is included with the Oppo Reno 8 Pro. Running on top of Android 12 is ColorOS 12.1. Additionally, the display supports HDR10+ and is certified by Netflix HD, Amazon HDR, SGS Low Motion Blur, and SGS Low Blue Light. The MediaTek Dimensity 8100-Max SoC, which has eight cores, and up to 12GB of LPDDR5 RAM power the smartphone. Storage on the Oppo Reno 8 Pro is UFS 3.1 capable of up to 256GB. 

The Oppo Reno 8 Pro boasts a triple rear camera arrangement with a 50-megapixel Sony IMX766 main sensor and an f/1.8 lens, an 8-megapixel sensor and an ultra-wide lens with an f/2.2 aperture and a 112-degree field of view, and a 2-megapixel macro camera with an f/2.4 aperture. Along with the MariSilicon X NPU, the phone’s camera will offer generally better performance in both bright and dim light. It has a 32-megapixel front-facing camera sensor with an f/2.4 lens for taking selfies and making video calls. 

The phone has 5G, 4G LTE, Wi-Fi 6, Bluetooth v5.3, GPS/A-GPS, NFC, and a USB Type-C connector as connectivity options. An accelerometer, a light meter, a gyroscope, a magnetometer, and a proximity sensor are among the sensors built into the phone. For biometric authentication, the phone also contains a fingerprint sensor underneath the touchscreen. The smartphone has a 4,500mAh battery that supports rapid charging at 80W Super Flash Charge. The phone weighs 183 grams and has dimensions of 161 x 74.2 x 7.34mm. 

Both the Oppo Reno 8 and Reno 8 Pro are prime smartphones that can fit any user’s preferences and can be considered premium smartphones on the cheaper side. If you like photography, you will be satisfied with the level of quality overall, but keep in mind that neither phone is particularly water resistant, so be careful where you take it.  


Inside Telecom provides you with an extensive list of content covering all aspects of the tech industry. Keep an eye on our Technology sections to stay informed and up-to-date with our daily articles. 

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Electric Cars vs Gas Cars: How do They Compare Today

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Electric Cars vs Gas Cars

Many prefer the rumbling ‘vroom’ of a gasoline car to the soft hum of an electric vehicle, while others would rather just be satisfied in the knowledge that they are lessening their carbon footprint. Let’s look at the cold hard facts however, and compare electric cars vs gas cars

Electric Cars vs Gas Cars: Components

The amount of moving components is an important distinction between electric and gasoline-powered automobiles. While a gasoline-powered car contains hundreds of moving components, an electric vehicle just has one, the motor. Another significant distinction is that the electric car has fewer moving components. The electric car is more dependable and needs less routine maintenance. The maintenance needed for a gasoline-powered car ranges from routine oil changes, filter replacements, tune-ups, and exhaust system repairs to less frequent component replacements including water and fuel pumps, alternators, and so on.

Electric Cars vs Gas Cars: Maintenance

The expenses associated with maintaining an electric car are reduced since there are less maintenance requirements. The shaft, the only moving component of the electric motor, is extremely dependable and needs little to no maintenance. The controller and charger are electrical devices that require minimal to no maintenance because they have no moving components. Modern sealed lead acid batteries are maintenance free and utilized in electric cars nowadays. However, these batteries have a finite lifespan and will eventually need to be replaced. New batteries are being developed to increase the range of electric cars as well as the battery pack’s lifespan, perhaps eliminating the need to replace the battery pack throughout the course of the vehicle’s lifespan.

Electric Cars vs Gas Cars: Efficiency

In addition to being simpler and less expensive to repair than gasoline-powered vehicles, electric vehicles are also more cost-effective to run. The electric car will drive roughly 43 miles for $1 based on the efficiency of 3 miles/kwhr and the cost of power at 7 cents per kwhr. The gasoline-powered car will go roughly 18 miles based on the average gas mileage of 22 miles per gallon and the price of gasoline at $1.25 per gallon. As a result, an electric car may drive more than twice as far on a dollar’s worth of petrol.

Where Electric Falls Behind

There are still a number of difficulties for the owner of an electric car despite the fact that it will be less expensive to operate and maintain.

The primary issue is the restricted range offered by existing battery technology. The amount of driving distance possible utilizing the current batteries is between 50 and 150 miles. These ranges are being extended by new battery technologies, and prototypes of these batteries have shown ranges of up to 200 miles between recharging. Solar powered charging stations are being implemented in numerous places to decrease range anxiety towards electric vehicles

The lack of qualified service professionals to repair and maintain electric cars is another issue that faces their owners. A two-year associate degree program has been developed to train high school graduates to become proficient electric vehicle technicians, and training programs are being developed and made available to upgrade the conventional automotive technician with the skills needed to maintain an electric vehicle.

Infrastructure to recharge the batteries is also required. The most important component of the infrastructure for recharging already exists: electric power is accessible practically everywhere. To support the electric car, it is still necessary to guarantee that charging stations with the right sorts of service (i.e., maximum voltage and current) are placed in important areas. Plans must also be made.


Inside Telecom provides you with an extensive list of content covering all aspects of the tech industry. Keep an eye on our Technology sections to stay informed and up-to-date with our daily articles.

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