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  2. Engineering change order - Wikipedia

    en.wikipedia.org/wiki/Engineering_Change_Order

    An engineering change order (ECO), also called an engineering change notice (ECN), engineering change (EC), or engineering release notice(ERN), is an artifact used to implement changes to components or end products. The ECO is utilized to control and coordinate changes to product designs that evolve over time.

  3. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    A committee that reviews some nonconforming materials which are submitted as potentially still usable/saleable (if the nonconformance does not hinder fit or function). MS-[U.S.] Military Standard: Standards established by the U.S. military and widely used in the aerospace manufacturing (military and civil) and other defense industries. Standard ...

  4. Explicit Congestion Notification - Wikipedia

    en.wikipedia.org/wiki/Explicit_Congestion...

    Explicit Congestion Notification (ECN) is an extension to the Internet Protocol and to the Transmission Control Protocol and is defined in RFC 3168 (2001). ECN allows end-to-end notification of network congestion without dropping packets. ECN is an optional feature that may be used between two ECN-enabled endpoints when the underlying network ...

  5. List of computing and IT abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_computing_and_IT...

    ECN—Explicit Congestion Notification; ECOS—Embedded Configurable Operating System; ECRS—Expense and Cost Recovery System; ECS—Entity-Component-System; EDA—Electronic Design Automation; EDGE—Enhanced Data rates for GSM Evolution; EDI—Electronic Data Interchange; EDO—Extended Data Out; EDSAC—Electronic Delay Storage Automatic ...

  6. Product change notification - Wikipedia

    en.wikipedia.org/wiki/Product_change_notification

    A product change notification (PCN) is a document issued by a manufacturer to inform customers about a change to a mass-produced product or its manufacturing process. In the semi-conductor industry, the JEDEC standard J-STD-046 describes the requirements for product change notifications and examples of types of changes that should be notified.

  7. Electronic communication network - Wikipedia

    en.wikipedia.org/wiki/Electronic_communication...

    An electronic communication network (ECN) is a type of computerized forum or network that facilitates the trading of financial products outside traditional stock exchanges. An ECN is generally an electronic system accessed by an electronic trading platform that widely disseminates orders entered by market makers to third parties and permits the ...

  8. ECN - Wikipedia

    en.wikipedia.org/wiki/ECN

    ECN may refer to: Organizations and companies. ECN (TV station), former name of NEN, in New South Wales, Australia; ECN Capital, a Canadian financing company;

  9. Encoding Control Notation - Wikipedia

    en.wikipedia.org/wiki/Encoding_Control_Notation

    The Encoding Control Notation (ECN) is a standardized formal language that is part of the Abstract Syntax Notation One (ASN.1) family of international standards. [1] ECN is designed to be used along with ASN.1, and each ECN specification (a coherent set of encoding definitions) is explicitly related to a particular ASN.1 specification (a coherent set of type definitions).