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Data packet transmission method and device

A transmission method and a data packet technology, which are applied in the field of data packet transmission methods and devices, can solve problems such as asynchronous transmission data, and achieve the effect of improving reliability and ensuring synchronization

Active Publication Date: 2022-04-15
ZTE CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Embodiments of the present invention provide a data packet transmission method and device to at least solve the problem in the related art that the transmitted data is not synchronized when sending data packets to the terminal through multiple second network elements

Method used

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  • Data packet transmission method and device
  • Data packet transmission method and device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0062] The method embodiment provided in Embodiment 1 of the present application may be executed in a mobile terminal, a computer terminal, or a similar computing device. Taking running on a mobile terminal as an example, image 3 It is a hardware structural block diagram of a mobile terminal according to a data packet transmission method in an embodiment of the present invention. like image 3 As shown, the mobile terminal 30 may include one or more (only one is shown in the figure) processor 302 (the processor 302 may include but not limited to a processing device such as a microprocessor MCU or a programmable logic device FPGA, etc.), for A memory 304 for storing data, and a transmission device 306 for communication functions. Those of ordinary skill in the art can understand that, image 3 The shown structure is only for illustration, and it does not limit the structure of the above-mentioned electronic device. For example, mobile terminal 30 may also include image 3...

Embodiment 2

[0167] In this embodiment, a data packet transmission device is also provided, which is used to implement the above embodiments and preferred implementation modes, and what has already been described will not be repeated. As used below, the term "module" may be a combination of software and / or hardware that realizes a predetermined function. Although the devices described in the following embodiments are preferably implemented in software, implementations in hardware, or a combination of software and hardware are also possible and contemplated.

[0168] Figure 17 is the structural frame of the data packet transmission device according to the embodiment of the present invention Figure 1 ,like Figure 17 As shown, the device includes:

[0169] The first sending module 172 is configured to send a data packet to the terminal;

[0170] The first receiving module 174 is connected to the above-mentioned first sending module 172, and is used to receive the transmission status of...

Embodiment 3

[0188] The embodiment of the invention also provides a storage medium. Optionally, in this embodiment, the above-mentioned storage medium may be configured to store program codes for performing the following steps:

[0189] S1, the second network element sends a data packet to the terminal;

[0190] S2, the second network element receives the transmission status of the data packet fed back by the terminal;

[0191]S3, the second network element feeds back the transmission status to the first network element and triggers the first network element to generate first indication information according to the transmission status, where the first indication information is used to indicate that the second network element that fails to send the data packet to the terminal discards A data packet indicated by the first indication information.

[0192] Optionally, the storage medium is also configured to store program codes for performing the following steps:

[0193] S1, the first indi...

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Abstract

The present invention provides a data packet transmission method and device, the method comprising: the second network element sends the data packet to the terminal; the second network element receives the transmission state of the data packet fed back by the terminal; the second network element transmits the data packet to the first network element Feedback the transmission status and trigger the first network element to generate first indication information according to the transmission status, where the first indication information is used to instruct the second network element that fails to send the data packet to the terminal to discard the data packet indicated by the first indication information. The present invention can solve the problem in the related art that the transmission data is not synchronized when the data packets are sent to the terminal through multiple second network elements.

Description

technical field [0001] The present invention relates to the communication field, in particular, to a data packet transmission method and device. Background technique [0002] In fifth-generation mobile communication (Fifth Generation, 5G) mobile communication, massive connections and higher rate requirements for users require the Bandwidth-Based Unit (BBU) in Long Term Evolution (LTE for short) The transmission capacity of the Common Public Radio Interface (CPRI) with the Regenerative Repeater Unit (RRU) poses a great challenge, because the transmission of the CPRI interface is encoded by the physical layer. For IQ signals after modulation and other processing, the CPRI interface has relatively large requirements for transmission delay and bandwidth. If the 5G air interface rate increases to tens of Gbps, the traffic demand of the CPRI interface will rise to the Tbps level, which will bring huge pressure on the cost and difficulty of network deployment. Therefore, in 5G, i...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04L1/00H04L1/16
CPCH04L1/0001H04L1/0082H04L1/1607H04W80/04H04L1/1621H04L1/1628H04W88/085H04L2001/0097H04W92/12H04L47/323H04L47/34H04L47/26H04W28/0273H04L1/16H04L47/32H04L1/00
Inventor 何青春高音黄河
Owner ZTE CORP