CN116506525A - Heterogeneous link-based data transmission device and method and electronic equipment - Google Patents
Heterogeneous link-based data transmission device and method and electronic equipment Download PDFInfo
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000004891 communication Methods 0.000 claims abstract description 157
- 238000010295 mobile communication Methods 0.000 claims abstract description 18
- 238000012544 monitoring process Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 7
- 230000015654 memory Effects 0.000 claims description 9
- 230000001133 acceleration Effects 0.000 claims description 7
- 238000004590 computer program Methods 0.000 claims description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/14—Multichannel or multilink protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
- H04L47/80—Actions related to the user profile or the type of traffic
- H04L47/805—QOS or priority aware
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention discloses a data transmission device, a method and electronic equipment based on heterogeneous links, wherein the device comprises a link component unit for constructing a plurality of communication links; wherein the communication link includes a wireless communication link, a mobile communication link, and a satellite communication link; the monitoring unit is used for monitoring the link quality of each communication link; the data processing unit is used for slicing the data to be transmitted and dividing the data into main body data and bottom protection data; the transmission unit is used for distributing different communication links for the main body data and the bottom protection data according to a preset selection strategy based on the link quality; the beneficial effects are as follows: different communication links are distributed for the main body data and the bottom protection data by combining with the link quality; the cooperative selection among different links is realized, so that the application of link resources is more sufficient and reasonable while only a single link is prevented from being applied, the waste of the link resources is reduced, and the transmission efficiency in heavy load is improved.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a data transmission device and method based on heterogeneous links, and an electronic device.
Background
Currently, many widely used wireless communication technologies are mature, such as wideband code division multiple access mobile communication (WCDMA) technology, code division multiple access 2000 (CDMA-2000) technology, time division synchronous code division multiple access (TD-SCDMA) technology, worldwide Interoperability for Microwave Access (WiMAX) technology, long Term Evolution (LTE) technology, LTE-advanced (LTE-a) technology, and so on, and various communication technologies coexist.
However, in the process of data transmission, a problem of which communication link is selected is often faced due to the existence of a plurality of communication links. In the prior art, most of the links with the best communication link quality are adopted for transmission, or the application mode is single in the process of switching from a main communication link to a standby communication link, and the cooperative selection among different links is not involved, so that the defects of waste of link resources and lower transmission efficiency when a large load exists are caused.
Disclosure of Invention
The invention aims at: the utility model provides a data transmission device, method and electronic equipment based on heterogeneous links, through the collaborative selection between different links, in order to overcome prior art, the waste of link resource and when there is big load, transmission efficiency is lower defect.
First aspect: a heterogeneous link based data transmission apparatus comprising:
a link component unit for constructing a plurality of communication links; wherein the communication link includes a wireless communication link, a mobile communication link, and a satellite communication link;
the monitoring unit is used for monitoring the link quality of each communication link;
the data processing unit is used for slicing the data to be transmitted and dividing the data into main body data and bottom protection data;
and the transmission unit is used for distributing different communication links for the main body data and the warranty data according to a preset selection strategy based on the link quality.
As an alternative embodiment of the present application, the wireless communication link, the mobile communication link, and the satellite communication link each have different delay times, and the communication links are divided into a small-delay communication link and a large-delay communication link according to the difference of the delay times.
As an optional implementation manner of the present application, the link quality is determined by a link load sharing coefficient; wherein the link load sharing coefficient=link transmission amount (1-packet loss rate).
As an optional implementation manner of the present application, the monitoring unit is further configured to update the link load sharing coefficient periodically, and increase/decrease the link load sharing coefficient in an acceleration manner based on a packet loss rate and a cycle number.
As an optional implementation manner of the present application, the allocating different communication links to the main body data and the warranty data according to a preset selection policy based on the link quality specifically includes:
if the link quality of the small-delay communication link is higher than or equal to that of the large-delay communication link, determining that the small-delay communication link is a target transmission link of the main body data, and determining that the large-delay communication link is a target transmission link of the bottom protection data;
and if the link quality of the large-delay communication link is higher than that of the small-delay communication link, determining that the large-delay communication link is a target transmission link of the main body data, and determining that the small-delay communication link is a target transmission link of the bottom protection data.
Second aspect: a data transmission method based on heterogeneous links, which is applied to the data transmission device based on heterogeneous links in the first aspect, the method comprises the following steps:
constructing a plurality of communication links; wherein the communication link includes a wireless communication link, a mobile communication link, and a satellite communication link; each communication link has different delay time, and each communication link is divided into a small-delay communication link and a large-delay communication link according to the difference of the delay time;
monitoring link quality of each communication link;
dividing the data to be transmitted into main body data and bottom protection data;
and based on the link quality, distributing different communication links for the main body data and the warranty data according to a preset selection strategy.
As an optional implementation manner of the present application, the link quality is determined by a link load sharing coefficient; wherein the link load sharing coefficient=link transmission amount (1-packet loss rate).
As an optional embodiment of the present application, the method further includes:
and periodically updating the link load sharing coefficient, and increasing/decreasing the link load sharing coefficient based on the packet loss rate and the cycle number acceleration.
As an optional implementation manner of the present application, the allocating different communication links to the main body data and the warranty data according to a preset selection policy based on the link quality specifically includes:
if the link quality of the small-delay communication link is higher than or equal to that of the large-delay communication link, determining that the small-delay communication link is a target transmission link of the main body data, and determining that the large-delay communication link is a target transmission link of the bottom protection data;
and if the link quality of the large-delay communication link is higher than that of the small-delay communication link, determining that the large-delay communication link is a target transmission link of the main body data, and determining that the small-delay communication link is a target transmission link of the bottom protection data.
Third aspect: there is provided an electronic device comprising one or more processors and one or more memories, said one or more memories having stored therein at least one computer program loaded and executed by the one or more processors to implement a data transmission method as described above.
By adopting the technical scheme, the method has the following advantages: according to the data transmission device, method and electronic equipment based on heterogeneous links, the data to be transmitted are segmented and divided into main data and bottom protection data by constructing a plurality of communication links; then, different communication links are distributed for the main body data and the bottom protection data by combining the link quality; the cooperative selection among different links is realized, so that the application of link resources is more sufficient and reasonable while the prior art is avoided that only a single link is applied, the waste of the link resources is reduced, and the transmission efficiency in heavy load is improved.
Drawings
Fig. 1 is a block diagram of a data transmission device based on heterogeneous links according to an embodiment of the present invention;
fig. 2 is a flowchart of a data transmission method based on heterogeneous links according to an embodiment of the present invention.
Detailed Description
Specific embodiments of the invention will be described in detail below, it being noted that the embodiments described herein are for illustration only and are not intended to limit the invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: no such specific details are necessary to practice the invention. In other instances, well-known circuits, software, or methods have not been described in detail in order not to obscure the invention.
Throughout the specification, references to "one embodiment," "an embodiment," "one example," or "an example" mean: a particular feature, structure, or characteristic described in connection with the embodiment or example is included within at least one embodiment of the invention. Thus, the appearances of the phrases "in one embodiment," "in an embodiment," "one example," or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Moreover, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and that the illustrations are not necessarily drawn to scale.
The present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, a heterogeneous link-based data transmission apparatus includes:
a link component unit for constructing a plurality of communication links; wherein the communication link includes a wireless communication link, a mobile communication link, and a satellite communication link.
Specifically, the link component unit includes a plurality of different components, thereby establishing corresponding wireless communication links, mobile communication links, and satellite communication links;
in use, the network formed by the communication links comprises one or more wired and/or wireless networks. For example, a WiFi (Wireless Fidelity ) network of wireless communication links, mobile communication links such as Long Term Evolution (LTE) networks, code Division Multiple Access (CDMA) networks, 3G networks, 4G networks, 5G networks, etc., satellite networks of satellite communication links, and/or combinations of these or other types of networks.
When the method is applied, the wireless communication link, the mobile communication link and the satellite communication link all have different delay time, and each communication link is divided into a small-delay communication link and a large-delay communication link according to the difference of the delay time; wherein the wireless communication link and the mobile communication link are small-delay communication links; the satellite communication link is a high latency communication link.
And the monitoring unit is used for monitoring the link quality of each communication link.
Specifically, the link quality is determined by a link load sharing coefficient; wherein the link load sharing coefficient=link transmission amount (1-packet loss rate); the packet loss rate is obtained by periodically counting RB-ACK feedback;
meanwhile, the monitoring unit is also used for periodically updating the link load sharing coefficient and accelerating the increase/decrease of the link load sharing coefficient based on the packet loss rate and the cycle number.
When the method is applied, for a link with a low coefficient, firstly, periodically up-regulating is carried out;
if the coefficient increases or the packet loss is less during two periods, the link load sharing coefficient is accelerated to increase;
if the continuous two-period coefficient is reduced, the link load sharing coefficient is accelerated to be reduced.
The data processing unit is used for slicing the data to be transmitted and dividing the data into main body data and bottom protection data. The bottom protection data is data with small data quantity, but is subjected to error correction processing.
And the transmission unit is used for distributing different communication links for the main body data and the warranty data according to a preset selection strategy based on the link quality.
The method specifically includes the steps of distributing different communication links to the main body data and the bottom protection data according to a preset selection strategy based on the link quality:
if the link quality of the small-delay communication link is higher than or equal to that of the large-delay communication link, determining that the small-delay communication link is a target transmission link of the main body data, and determining that the large-delay communication link is a target transmission link of the bottom protection data;
and if the link quality of the large-delay communication link is higher than that of the small-delay communication link, determining that the large-delay communication link is a target transmission link of the main body data, and determining that the small-delay communication link is a target transmission link of the bottom protection data.
According to the scheme, the data to be transmitted are fragmented by constructing a plurality of communication links, and are divided into the main body data and the bottom protection data; then, different communication links are distributed for the main body data and the bottom protection data by combining the link quality; the cooperative selection among different links is realized, so that the application of link resources is more sufficient and reasonable while the prior art is avoided that only a single link is applied, the waste of the link resources is reduced, and the transmission efficiency in heavy load is improved.
Further, in the link selection, to further achieve the synergistic acceleration, the following scheme may be further adopted: if the link quality of the small-delay communication link is higher than or equal to that of the large-delay communication link, determining that the small-delay communication link is a target transmission link of the main data and the guaranteed data; wherein the mobile communication link transmits the main body data, and the bottom protection data is transmitted through the wireless communication link; thus, cooperative transmission is carried out in two paths of the mobile communication link and the wireless communication link, and acceleration is further realized.
Based on the same inventive concept, referring to fig. 2, the embodiment of the present invention further provides a data transmission method based on heterogeneous links, which is applied to the data transmission device based on heterogeneous links, where the components of the data transmission device are as described above, and are not described herein, and the method includes:
s101, constructing a plurality of communication links; wherein the communication link includes a wireless communication link, a mobile communication link, and a satellite communication link; each communication link has different delay time, and each communication link is divided into a small-delay communication link and a large-delay communication link according to the difference of the delay time;
s102, monitoring the link quality of each communication link;
s103, slicing the data to be transmitted, and dividing the data into main body data and bottom protection data;
s104, based on the link quality, different communication links are distributed for the main body data and the bottom protection data according to a preset selection strategy.
The link quality is determined by a link load sharing coefficient; wherein the link load sharing coefficient=link transmission amount (1-packet loss rate);
meanwhile, in order to realize the dynamic judgment of the link quality, the response is quicker, and the method further comprises the following steps:
and periodically updating the link load sharing coefficient, and increasing/decreasing the link load sharing coefficient based on the packet loss rate and the cycle number acceleration.
When in implementation, based on the link quality, different communication links are allocated to the main body data and the warranty data according to a preset selection policy, and the method specifically comprises the following steps:
if the link quality of the small-delay communication link is higher than or equal to that of the large-delay communication link, determining that the small-delay communication link is a target transmission link of the main body data, and determining that the large-delay communication link is a target transmission link of the bottom protection data;
and if the link quality of the large-delay communication link is higher than that of the small-delay communication link, determining that the large-delay communication link is a target transmission link of the main body data, and determining that the small-delay communication link is a target transmission link of the bottom protection data.
In another embodiment, the selection policy further comprises:
if the link quality of the small-delay communication link is higher than or equal to that of the large-delay communication link, determining that the small-delay communication link is a target transmission link of the main data and the guaranteed data; wherein the mobile communication link transmits the main body data, and the bottom protection data is transmitted through the wireless communication link; thus, cooperative transmission is carried out in two paths of the mobile communication link and the wireless communication link, and acceleration is further realized.
It should be noted that the steps in the above method correspond to the foregoing apparatus embodiments, and specific embodiments and beneficial effects in the method steps are described in the foregoing text, and are not repeated herein.
By the method, the data to be transmitted are fragmented by constructing a plurality of communication links, and are divided into main body data and bottom protection data; then, different communication links are distributed for the main body data and the bottom protection data by combining the link quality; the cooperative selection among different links is realized, so that the application of link resources is more sufficient and reasonable while the prior art is avoided that only a single link is applied, the waste of the link resources is reduced, and the transmission efficiency in heavy load is improved.
In this embodiment, there is also provided an electronic device including:
one or more processors and one or more memories having stored therein at least one computer program loaded and executed by the one or more processors to implement the steps of one heterogeneous link based data transmission method embodiment as described herein before.
Optionally, the electronic device further comprises a wired or wireless network interface, a keyboard, an input/output interface and other components; the electronic device further comprises other components for implementing the functions of the device, which are not described in detail herein.
In an embodiment of the invention, the processor may be a central processing unit (Central Processing Unit, CPU), which may also be other general purpose processors, digital signal processors (Digital Signal Processor, DSPs), application specific integrated circuits (Application Specific Integrated Circuit, ASICs), off-the-shelf programmable gate arrays (Field-Programmable Gate Array, FPGAs) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or the like. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory may include read only memory and random access memory and provide instructions and data to the processor. A portion of the memory may also include non-volatile random access memory. For example, the memory may also store information of the device type.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; those of ordinary skill in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.
Claims (10)
1. A heterogeneous link-based data transmission apparatus, comprising:
a link component unit for constructing a plurality of communication links; wherein the communication link includes a wireless communication link, a mobile communication link, and a satellite communication link;
the monitoring unit is used for monitoring the link quality of each communication link;
the data processing unit is used for slicing the data to be transmitted and dividing the data into main body data and bottom protection data;
and the transmission unit is used for distributing different communication links for the main body data and the warranty data according to a preset selection strategy based on the link quality.
2. The heterogeneous link-based data transmission apparatus according to claim 1, wherein the wireless communication link, the mobile communication link, and the satellite communication link each have different delay times, and the communication links are divided into a small-delay communication link and a large-delay communication link according to the difference in delay times.
3. A heterogeneous link based data transmission device according to claim 2, wherein the link quality is determined by a link load sharing factor; wherein the link load sharing coefficient=link transmission amount (1-packet loss rate).
4. A heterogeneous link based data transmission device according to claim 3, wherein the monitoring unit is further configured to update the link load sharing coefficient periodically, and to increase/decrease the link load sharing coefficient based on the packet loss rate and the number of cycles.
5. The heterogeneous link-based data transmission apparatus according to claim 4, wherein the allocating different communication links to the main data and the guaranteed data according to a preset selection policy based on the link quality specifically comprises:
if the link quality of the small-delay communication link is higher than or equal to that of the large-delay communication link, determining that the small-delay communication link is a target transmission link of the main body data, and determining that the large-delay communication link is a target transmission link of the bottom protection data;
and if the link quality of the large-delay communication link is higher than that of the small-delay communication link, determining that the large-delay communication link is a target transmission link of the main body data, and determining that the small-delay communication link is a target transmission link of the bottom protection data.
6. A heterogeneous link-based data transmission method, which is applied to the heterogeneous link-based data transmission device of claim 1, and comprises the following steps:
constructing a plurality of communication links; wherein the communication link includes a wireless communication link, a mobile communication link, and a satellite communication link; each communication link has different delay time, and each communication link is divided into a small-delay communication link and a large-delay communication link according to the difference of the delay time;
monitoring link quality of each communication link;
dividing the data to be transmitted into main body data and bottom protection data;
and based on the link quality, distributing different communication links for the main body data and the warranty data according to a preset selection strategy.
7. The heterogeneous link-based data transmission method according to claim 6, wherein the link quality is determined by a link load sharing coefficient; wherein the link load sharing coefficient=link transmission amount (1-packet loss rate).
8. The heterogeneous link based data transmission method of claim 7, further comprising:
and periodically updating the link load sharing coefficient, and increasing/decreasing the link load sharing coefficient based on the packet loss rate and the cycle number acceleration.
9. The heterogeneous link-based data transmission method according to claim 8, wherein the allocating different communication links to the main data and the guaranteed data according to a preset selection policy based on the link quality specifically comprises:
if the link quality of the small-delay communication link is higher than or equal to that of the large-delay communication link, determining that the small-delay communication link is a target transmission link of the main body data, and determining that the large-delay communication link is a target transmission link of the bottom protection data;
and if the link quality of the large-delay communication link is higher than that of the small-delay communication link, determining that the large-delay communication link is a target transmission link of the main body data, and determining that the small-delay communication link is a target transmission link of the bottom protection data.
10. An electronic device comprising one or more processors and one or more memories, the one or more memories having stored therein at least one computer program loaded and executed by the one or more processors to implement the data transmission method of any of claims 6-9.
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| CN202310544785.8A CN116506525A (en) | 2023-05-16 | 2023-05-16 | Heterogeneous link-based data transmission device and method and electronic equipment |
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| CN111211980A (en) * | 2019-12-17 | 2020-05-29 | 中移（杭州）信息技术有限公司 | Transmission link management method, transmission link management device, electronic equipment and storage medium |
| WO2020147627A1 (en) * | 2019-01-15 | 2020-07-23 | Oppo广东移动通信有限公司 | Link selection method and related apparatus |
| CN112291816A (en) * | 2020-11-13 | 2021-01-29 | Oppo广东移动通信有限公司 | Data transmission method, device, storage medium and electronic equipment |
| US20210331067A1 (en) * | 2019-01-11 | 2021-10-28 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Data Transmission Method and Related Apparatus |
| CN115430136A (en) * | 2021-06-03 | 2022-12-06 | 腾讯科技（深圳）有限公司 | Data transmission method and device, electronic equipment and storage medium |
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- 2023-05-16 CN CN202310544785.8A patent/CN116506525A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20210331067A1 (en) * | 2019-01-11 | 2021-10-28 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Data Transmission Method and Related Apparatus |
| WO2020147627A1 (en) * | 2019-01-15 | 2020-07-23 | Oppo广东移动通信有限公司 | Link selection method and related apparatus |
| CN111211980A (en) * | 2019-12-17 | 2020-05-29 | 中移（杭州）信息技术有限公司 | Transmission link management method, transmission link management device, electronic equipment and storage medium |
| CN112291816A (en) * | 2020-11-13 | 2021-01-29 | Oppo广东移动通信有限公司 | Data transmission method, device, storage medium and electronic equipment |
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Application publication date: 20230728 |