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Inductive charging pad for a smartphone as an example of near-field wireless transfer. When the phone is set on the pad, a coil in the pad creates a magnetic field [1] which induces a current in another coil, in the phone, charging its battery. Generic block diagram of a wireless power system
The tenth-generation iPad features a 12-megapixel rear-facing wide-angle camera with an ƒ/1.8 aperture and 4K video recording support. [8] In a first for any iPad, the front-facing camera is now located on the long edge of the display, so that it is horizontally centered when the tablet is in a landscape orientation. [9] [7]
Discharging the battery fully before recharging may be called "deep discharge"; partially discharging then recharging may be called "shallow discharge". A "charge cycle" is not a unit of time; the length of time spent charging or discharging does not affect the number of charge cycles. [1] Each battery is affected differently by charge cycles ...
The iPad (4th generation) [15] (marketed as iPad with Retina display, [16] colloquially referred to as the iPad 4) [17] [18] is a tablet computer developed and marketed by Apple Inc. Compared to its predecessor, the third-generation iPad, the fourth-generation iPad maintained the Retina Display but featured new and upgraded components such as the Apple A6X chip and the Lightning connector ...
iPad Front face of the last generation's flagship model, the iPad Pro (5th generation) Developer Apple Manufacturer Foxconn (on contract) Pegatron Type Tablet computer Release date April 3, 2010 ; 14 years ago (April 3, 2010) (1st generation) Units sold 677.7 million (as of 2022) Operating system iOS (2010–2019) iPadOS (2019–present) Connectivity WiFi, cellular, 30-pin dock connector ...
In June 2022, software developers Konrad Dybcio and Markuss Broks managed to run Linux kernel 5.18 on a iPad Air 2. The project made use of the Alpine Linux based Linux distribution called postmarketOS, which is primarily developed for Android devices. The developer suggested that they used the checkm8 exploit which was published back in 2019 ...
Shack–Hartmann system in clinical optics: Laser creates a virtual light source in the retina. The lenslet array creates spots in the sensor according to the wavefront coming out of the eye. Inverse of the Shack–Hartmann system in clinical optics: A set of patterns is displayed on the screen, the user aligns/overlaps them in a single image ...
The Wide Field Camera 3 (WFC3) is the Hubble Space Telescope's last and most technologically advanced instrument to take images in the visible spectrum. It was installed as a replacement for the Wide Field and Planetary Camera 2 during the first spacewalk of Space Shuttle mission STS-125 (Hubble Space Telescope Servicing Mission 4) on May 14, 2009.