tech-battery

  Your   smartphone , with its built-in camera, can help you take some extraordinary photos but the camera can also double as a pretty good flatbed scanner. It’s ideal for digitizing  photos  in albums, within frames or on a wall. But it also can convert paper business cards you’ve been collecting, documents you need to keep with you, notes on projects, receipts for expense reimbursement and even whiteboards on which you’ve been brainstorming. You then can store those  images  or send them to someone via email or text. A scan really means taking a photo, but the technology goes beyond that. Along with adding color correction to photos and magically repairing tears, some scanner apps include optical character recognition (OCR), which can translate typewritten and even handwritten words into editable and searchable text. When you scan a newspaper article without OCR, your  smartphone  saves the story as an image file, but you won’t be able to search...

  Did you ever think about why your   phone   works at all? Probably not. But, if you think about it, all portable gadgets rely on a battery to keep ticking – and some have better  battery  life than others. That’s why we’re going to take a peek at what keeps your phone ticking and why some batteries do better than others. On the basis of chemistry used for ions carrying electrolyte material, Lithium  battery  can be classified into Lithium ion and lithium Polymer. Lithium ion battery uses liquid lithium ion as electrolyte while lithium polymer use solid or gelatin like polymers as electrolyte. Lithium ion batteries have high energy density and cost less than lithium polymer. Lithium polymer batteries are light weight and have improved safety . However their cost is high (30% average) as compared to lithium ion. Also the the energy density of Li-Polymer  battery  compared to Li-Ion Batteries is quite less. Lithium ion batteries tend to lose c...

  Magnets have long existed in the   smartphone   and accessory industry. But magnetic accessories weren't much seen back then. After Apple introduced the iPhone 12 with built-in magnets in 2022, magnetic phone accessories quickly gained popularity. But the question remains: Are magnets bad for   phones ? The simple answer is that the average household magnet will not cause substantial interference. Scientific studies and real-life tests indicate that magnets used in everyday magnetic accessories, such as magnetic car  phone  holders and magnetic chargers, are unlikely to cause any significant damage. So, it's totally fine to use magnetic accessories.  How to Safely Use Magnets with Phones With such importance placed on magnets in  phones  and daily accessories, it's crucial to know how to protect them from potential harm.  Essential Dos and Don'ts for Using Magnets with Phones Let's start with the dos. Magnets can be beneficial when use...

In 2024, Americans spent an average of 5 hours and 16 minutes per day on their  phones , according to the data management firm Harmony Healthcare IT. That was up 14 percent from the year before. Too much time with  your phone  can exact a physical toll. Just 20 to 30 minutes without any change in your position can strain various parts of the body, says Rachel Prusynski, PhD, an assistant professor in the department of rehabilitation medicine at the University of Washington and a spokesperson for the American Physical Therapy Association. And if you have preexisting conditions—an injury or arthritis, for instance— smartphone overuse  may aggravate your symptoms. So yes, discomfort from using a smartphone is definitely a thing. Here are some conditions to watch out for—and what to do about them.  How Phone Use Can Affect Your Body Duretti Fufa, MD, a hand and upper extremity surgeon at the Hospital for Special Surgery in New York City, confirms that using a  ...