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Systems, methods, and media for checking available bandwidth using forward error correction

A forward error correction and bandwidth technology, applied in the direction of transmission modification, coding, and channel coding adjustment based on link quality, can solve problems such as the impossibility of knowing the available bandwidth, loss of data, and degradation of user experience in sessions

Active Publication Date: 2012-08-22
AVAYA INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, in the networks commonly used today, it is impossible to know whether the available bandwidth has increased and whether the application can use any of this increase from a certain point in time
[0004] Since the data being transmitted in a network or communication system may already be using the full available bandwidth, increasing the bandwidth for data transmission may result in loss of data and a decrease in the quality of experience enjoyed by users of the session

Method used

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  • Systems, methods, and media for checking available bandwidth using forward error correction
  • Systems, methods, and media for checking available bandwidth using forward error correction
  • Systems, methods, and media for checking available bandwidth using forward error correction

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Embodiment Construction

[0010] According to various embodiments, mechanisms are provided to verify available bandwidth using forward error correction. These mechanisms can be used in a variety of applications. For example, these mechanisms can be used in video conferencing systems, communication systems, streaming systems, computer network systems, digital television systems, cable systems, satellite communication systems, wireless communication systems, local area networks, wide area networks, the Internet, any other suitable network or communication system and / or any combination thereof.

[0011] According to some embodiments, forward error correction may be used to verify available bandwidth on any suitable network path or communication system. For example, increasing the transmission bandwidth when the data transmission is using the first amount of bandwidth may result in data loss due to the unavailability of the necessary bandwidth, resulting in quality issues in the transmission. However, by...

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PUM

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Abstract

Methods for checking available bandwidth using forward error correction are provided, the methods comprising: identifying data to be transmitted; determining an amount of forward error correction data to be sent to a receiver; creating the forward error correction data based on corresponding data in the data to be transmitted; transmitting to the receiver the forward error correction data and the corresponding data in the data to be transmitted; determining an error level in at least one of the corresponding data and the forward error correction data; and when the error level is below a value, increasing the amount of bandwidth used in a transmission to the receiver of other data in the data to be transmitted over the amount of bandwidth used in the transmission to the receiver of the corresponding data and decreasing the amount of bandwidth used for forward error correction data in the transmission of the other data.

Description

technical field [0001] The disclosed subject matter relates to systems, methods, and media for verifying available bandwidth using forward error correction. Background technique [0002] Modern electronic applications and communication systems often rely on the transmission of digital data from a transmitter to a receiver. Due to capacity and quality limitations in these networks and communication systems, senders may need to limit the bandwidth used in transmitting such digital data to receivers in order to prevent corruption or loss of the data. A sender may also need to limit the bandwidth used in order to allow other senders to send data on the same network and communication system. [0003] However, there are times when a sender may wish to increase the bandwidth used. For example, during a video conference, the available bandwidth between a sender and receiver may fluctuate according to network usage or due to temporary changes in network capacity. Once the bandwidt...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H03M13/00
CPCH03M13/353H04L1/0009
Inventor S·本-兹德夫Y·维纳尔
Owner AVAYA INC
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