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  2. PDF - Wikipedia

    en.wikipedia.org/wiki/PDF

    HTML Form format HTML 4.01 Specification since PDF 1.5; HTML 2.0 since 1.2 Forms Data Format (FDF) based on PDF, uses the same syntax and has essentially the same file structure, but is much simpler than PDF since the body of an FDF document consists of only one required object. Forms Data Format is defined in the PDF specification (since PDF 1.2).

  3. Smart card application protocol data unit - Wikipedia

    en.wikipedia.org/wiki/Smart_card_application...

    Instruction code - indicates the specific command, e.g., "select", "write data" P1-P2 2 Instruction parameters for the command, e.g., offset into file at which to write the data L c: 0, 1 or 3 Encodes the number (N c) of bytes of command data to follow 0 bytes denotes N c =0 1 byte with a value from 1 to 255 denotes N c with the same length

  4. ISDN User Part - Wikipedia

    en.wikipedia.org/wiki/ISDN_User_Part

    These messages are transmitted in various stages of call setup and release. The most common messages are: [5] Initial address message (IAM) — First message sent to inform the partner switch that a call has to be established on the CIC contained in the message. Contains the called number, type of service (speech or data) and optional parameters.

  5. International Material Data System - Wikipedia

    en.wikipedia.org/wiki/International_Material...

    Because it is a computer-based system, IMDS highlights hazardous and controlled substances by comparing entered data with regulatory-originated lists of prohibited substances (GADSL, [3] REACH, ELV, etc...). Hence OEMs can trace hazardous substances back to the individual part and work with suppliers to reduce, control, or eliminate the hazard.

  6. RTCM SC-104 - Wikipedia

    en.wikipedia.org/wiki/RTCM_SC-104

    RTCM Version 3, initially released in February 2004, [5] is the current and continually evolving version of the RTCM standard. In contrast to 2.3, version 3.x uses a variable-length message format and a single 24-bit cyclic redundancy check (CRC) on the entire message as opposed to a 6-bit parity for every 30-bit word.

  7. BUFR - Wikipedia

    en.wikipedia.org/wiki/BUFR

    A BUFR message is composed of six sections, numbered zero through five. Sections 0, 1 and 5 contain static metadata, mostly for message identification. Section 2 is optional; if used, it may contain arbitrary data in any form wished for by the creator of the message (this is only advisable for local use).

  8. GSM 03.40 - Wikipedia

    en.wikipedia.org/wiki/GSM_03.40

    GSM 03.40 or 3GPP TS 23.040 is a mobile telephony standard describing the format of the Transfer Protocol Data Units (TPDU) part of the Short Message Transfer Protocol (SM-TP) used in the GSM networks to carry Short Messages. [1] This format is used throughout the whole transfer of the message in the GSM mobile network. In contrast, application ...

  9. Aeronautical Fixed Telecommunication Network - Wikipedia

    en.wikipedia.org/wiki/Aeronautical_Fixed...

    AFTN messages consist of a Heading, the Message Text and a message Ending. The message Heading comprises a Heading Line , the Address and the Origin . The Heading Line comprises the Start-of-Message Signal which is the four characters ZCZC, the Transmission Identification , an Additional Service Indication (if necessary) and a Spacing Signal .