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There are a number of solid reasons why you might want to connect headphones to your TV.Perhaps you work in a household with competing schedules, or you have an active gamer whose constant sound ...
The Microsoft Wireless Display Adapter, a Miracast HDMI dongle. Samsung televisions support Miracast [51] where it is named Smart View (including all models made since 2016 [52]). Miracast is also supported on LG smart TV models, some Toshiba TVs, [53] Sharp, Philips (Wireless Screencasting), [54] and Panasonic televisions and Blu-ray players.
Most projectors create an image by shining a light through a small transparent lens, but some newer types of projectors can project the image directly, by using lasers. A virtual retinal display , or retinal projector, is a projector that projects an image directly on the retina instead of using an external projection screen.
The Headset Profile (HSP) connects headphones and earbuds to a cell phone or laptop. The Health Device Profile (HDP) can connect a cell phone to a digital thermometer or heart rate detector. The Video Distribution Profile (VDP) sends a video stream from a video camera to a TV screen or a recording device.
Microsoft released wireless earbuds in 2019 that feature a "dish-looking apparatus" on the outside for touch interactions. The earbuds can also live transcribe a PowerPoint presentation from a connected computer. [35] Like the aforementioned headphones, these are compatible to Bluetooth.
The LCD system did not have a light source of its own: it was built on a large "plate" that sat on top of the projector in place of transparencies. This provided a stop-gap solution in the era when the computer was not yet a universal display medium, creating a market for LCD projectors before their current main use became popular.
Video projectors can have a mechanism similar to local backlight dimming to achieve higher contrast ratios by using 6 DLP chips: 3 for display, and 3 for local dimming. [11] [12] A few camcorders have a built-in projector suitable to make a small projection; a few more powerful "pico projectors" are pocket-sized, and many projectors are portable.
1950s TV Remote by Motorola SABA corded TV remote. One of the first remote intended to control a television was developed by Zenith Radio Corporation in 1950. The remote, called Lazy Bones, [15] was connected to the television by a wire. A wireless remote control, the Flash-Matic, [15] [16] was developed in 1955 by Eugene Polley.