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Method and device for information transmission

A technology for information transmission and information output, applied in the field of network communication, can solve the problems of poor generality of PLI and high development cost of digital logic

Inactive Publication Date: 2009-01-07
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0010] The present invention provides a method and device for information transmission to solve the problems of poor versatility of PLI and high cost of digital logic development in the prior art

Method used

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  • Method and device for information transmission
  • Method and device for information transmission
  • Method and device for information transmission

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Embodiment Construction

[0083] The core idea of ​​the present invention is: determine the information acquisition terminal and the information output terminal that need to carry out information transmission in the simulation environment and the test environment; An information transmission module for obtaining corresponding information at the output end; the information acquisition end obtains corresponding information from the information output end according to the information transmission module, so as to transmit information between the simulation environment and the test environment.

[0084] The simulation environment referred to in the present invention is made up of emulator based on HDL, DUV (digital logic under test) and BFM, and the test environment is mainly made up of one or more excitation modules and one or more analysis modules. The information transmission between the test environment and the simulation environment in the present invention is mainly the information transmission betwee...

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Abstract

This invention discloses an information transmission method, including: confirm the information obtaining and outputting ends that are needed by the emulating and testing environment for information transmission; according to the work pattern of the information obtaining end and the type of the information establish the information transmission module that gets the corresponding information from the output end; the relating information obtaining end according to information transmission module gets the information from the output end; this invention also provides with an information transmission device, including: a module ensuring the transmission end, an information module of obtaining end, an information transmission module. This invention aims at different digital logic to emulate without re-designing PLI, simplifies the realizing process of digital logic emulation validation, reduces the work amount of emulation validation, shortens the operation time of the emulation validation, and realizes the resource share, so as to achieve the aim of reducing the cost of development.

Description

technical field [0001] The invention relates to the technical field of network communication, in particular to an information transmission method and device. Background technique [0002] In the field of network communication technology, it is often necessary to perform simulation verification on digital logic to check whether the processing behavior of the digital logic is correct. [0003] In the prior art, the simulation verification of digital logic first needs to use HDL (Hardware Description Language) to describe the digital logic, generate an HDL-based DUV (digital logic under test), and then place the DUV in the emulator, the emulator Generally, it is a commercial HDL-based emulator, and the DUV performs simulation operation in the emulator. Generally, DUV, BFM (Bus Functional Model) and simulator are called simulation environment together. [0004] In addition to the necessary simulation environment, the simulation verification of digital logic also needs to estab...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04L12/26H04L29/10G06F9/455
Inventor 王进成
Owner HUAWEI TECH CO LTD
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