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  2. Type Allocation Code - Wikipedia

    en.wikipedia.org/wiki/Type_Allocation_Code

    The Type Allocation Code (TAC) is the initial eight-digit portion of the 15-digit IMEI and 16-digit IMEISV codes used to uniquely identify wireless devices. The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM , UMTS , LTE , 5G NR , iDEN , Iridium or other IMEI-employing wireless ...

  3. Tcl - Wikipedia

    en.wikipedia.org/wiki/Tcl

    The Tcl programming language was created in the spring of 1988 by John Ousterhout while he was working at the University of California, Berkeley. [14] [15] Originally "born out of frustration", [11] according to the author, with programmers devising their own languages for extending electronic design automation (EDA) software and, more specifically, the VLSI design tool Magic, which was a ...

  4. TCL Technology - Wikipedia

    en.wikipedia.org/wiki/TCL_Technology

    In April 2008, Samsung Electronics announced that it would be outsourcing the production of some LCD TV modules to TCL. [ 15 ] In July 2008, TCL announced that it planned to raise 1.7 billion yuan ($249 million) via a share placement on the Shenzhen Stock Exchange to fund the construction of two production lines for LCD televisions; one for ...

  5. DVD region code - Wikipedia

    en.wikipedia.org/wiki/DVD_region_code

    DVD region codes are a digital rights management technique introduced in 1997. [1] It is designed to allow rights holders to control the international distribution of a DVD release , including its content, release date, and price, all according to the appropriate region.

  6. wish (Unix shell) - Wikipedia

    en.wikipedia.org/wiki/Wish_(Unix_shell)

    wish (Windowing Shell) is a Tcl interpreter extended with Tk commands, [1] available for Unix-like operating systems supporting the X Window System, as well as macOS, Microsoft Windows, [2] [3] and Android. [4] It provides developers the ability to create GUI widgets using the Tk toolkit and the Tcl programming language. [5] [6]

  7. Chroma subsampling - Wikipedia

    en.wikipedia.org/wiki/Chroma_subsampling

    In the 4:2:0 interlaced scheme, however, vertical resolution of the chroma is roughly halved, since the chroma samples effectively describe an area 2 samples wide by 4 samples tall instead of 2×2. As well, the spatial displacement between both fields can result in the appearance of comb-like chroma artifacts. Original still image.

  8. High Efficiency Video Coding tiers and levels - Wikipedia

    en.wikipedia.org/wiki/High_Efficiency_Video...

    The HEVC standard defines thirteen levels. [1] [2] A level is a set of constraints for a bitstream.[1] [2] For levels below level 4 only the Main tier is allowed.[1] [2] A decoder that conforms to a given tier/level is required to be capable of decoding all bitstreams that are encoded for that tier/level and for all lower tiers/levels.

  9. Assembly language - Wikipedia

    en.wikipedia.org/wiki/Assembly_language

    In computer programming, assembly language (alternatively assembler language [1] or symbolic machine code), [2] [3] [4] often referred to simply as assembly and commonly abbreviated as ASM or asm, is any low-level programming language with a very strong correspondence between the instructions in the language and the architecture's machine code instructions. [5]