CN115695895A - Method, device, equipment and storage medium for improving data transmission rate - Google Patents
Method, device, equipment and storage medium for improving data transmission rate Download PDFInfo
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Abstract
The invention discloses a method, a device, equipment and a storage medium for improving data transmission rate. The method comprises the following steps: and if the real-time transmission rate of the data received by the first terminal equipment is less than the preset minimum transmission rate, the first terminal equipment establishes a direct connection link with second terminal equipment corresponding to the source address of the data, and transmits the data on the established direct connection link. The invention realizes the direct data transmission of the terminal equipment based on multilink, and improves the data transmission rate by establishing the direct channel of the data transmission among the terminal equipment while ensuring that the terminal equipment is connected with the access equipment, thereby solving the problem of high delay caused by the competition of air interface resources when the data traffic is large when the simultaneous multi-party transmission service is involved, ensuring the smoothness of the service and improving the user experience in practical application.
Description
Technical Field
The present invention relates to the field of wireless communications, and in particular, to a method, an apparatus, a device, and a storage medium for increasing a data transmission rate.
Background
802.11be networks, also known as Extreme High Throughput (EHT) networks, are enhanced by a range of system features and a variety of mechanisms to achieve very High Throughput. As the use of Wireless Local Area Networks (WLANs) continues to grow, it becomes increasingly important to provide wireless data services in many environments, such as homes, businesses, and hot spots. In particular, video traffic will continue to be the dominant type of traffic in many WLAN deployments. With the advent of 4k and 8k video (uncompressed rates of 20 Gbps), the throughput requirements for these applications are constantly evolving. New high throughput, low latency applications such as virtual reality or augmented reality, gaming, remote offices, and cloud computing will proliferate (e.g., latency for real-time gaming is less than 5 milliseconds).
In view of the high throughput and stringent real-time latency requirements of these applications, users expect higher throughput, higher reliability, less latency and jitter, and higher power efficiency when supporting their applications over a WLAN. Users desire improved integration with Time Sensitive Networks (TSNs) to support applications on heterogeneous ethernet and wireless LANs. 802.11be networks aim to ensure the competitiveness of WLANs by further increasing overall throughput and reducing latency, while ensuring backward compatibility and coexistence with legacy technology standards. 802.11 compatible devices operating in the 2.4GHz,5GHz and 6GHz bands.
Disclosure of Invention
In the existing wireless screen projection mode, when a mobile phone shares a current online movie to a projector, both the mobile phone and the projector are required to access the same access device, because data transmission between the mobile phone and the projector needs to pass through the access device, when the online movie is shared between the mobile phone and the projector, the data transmission is divided into several stages, firstly, movie data needs to be transmitted to the mobile phone through the access device on a network (internet), the mobile phone sends the movie data to the access device, the access device sends the data to the projector, and the three transmission stages are transmitted in a time division manner on the same link. In view of this, embodiments of the present invention provide a method, an apparatus, a device, and a storage medium for increasing a data transmission rate.
In a first aspect, an embodiment of the present invention provides a method for increasing a data transmission rate, including:
and if the real-time transmission rate of the data received by the first terminal equipment is less than the preset minimum transmission rate, the first terminal equipment establishes a direct connection link with second terminal equipment corresponding to the source address of the data, and transmits the data on the established direct connection link.
In a possible implementation manner, the establishing, by the first terminal device, a direct connection link with a second terminal device corresponding to a source address of the data includes:
a first terminal device sends a direct link discovery request message to a second terminal device through an access device, wherein the direct link discovery request message indicates whether to start a multilink operation or includes a multilink information element, the multilink information element includes more than two link identifiers and indicates whether a logic terminal on a link corresponding to each link identifier is connected with the access device;
after receiving a direct link discovery response message sent by a second terminal device, a first terminal device establishes a direct link with the second terminal device according to information in the direct link discovery response message.
In a possible implementation manner, the direct link discovery response message includes a multilink information element.
In a possible implementation manner, the establishing a direct connection link with a second terminal device according to information in the direct connection link discovery response message includes:
and establishing a direct connection link on the link currently receiving the direct connection link discovery response message.
In a possible implementation manner, the establishing a direct connection link with a second terminal device according to information in the direct connection link discovery response message includes:
selecting a link for establishing direct connection according to the multilink information elements in the direct connection link discovery response message;
sending a direct link establishment request message to a second terminal device through access equipment on a link which currently receives the direct link discovery response message, or sending the direct link establishment request message to the second terminal device through the access equipment on a selected link;
and receiving a response message of the second terminal device through the direct connection link establishment sent by the access device.
In a possible implementation manner, the selecting, according to the multilink information element of the second terminal device in the direct link discovery response message, a link for establishing a direct connection includes:
if the multilink information element in the direct link discovery response message contains a first link identifier, selecting a link corresponding to the first link identifier as a directly connected link, wherein a logic terminal in the second terminal device is not connected with the access device on the link corresponding to the first link identifier, and a logic terminal in the first terminal device is not connected with the access device on the link corresponding to the first link identifier;
if the multilink information element in the direct link discovery response message does not contain a first link identifier but contains a second link identifier, selecting a link corresponding to the second link identifier as a directly connected link, wherein a logical terminal in the second terminal device does not establish connection with the access device on the link corresponding to the second link identifier, and the logical terminal in the first terminal device establishes connection with the access device on the link corresponding to the second link identifier, or the logical terminal in the second terminal device establishes connection with the access device on the link corresponding to the second link identifier, and the logical terminal in the first terminal device does not establish connection with the access device on the link corresponding to the second link identifier;
and if the multilink information element in the direct connection link discovery response message does not contain the first link identification and the second link identification, not establishing a direct connection link or establishing the direct connection link on the link currently receiving the direct connection link discovery response message.
In a possible implementation manner, the sending, by the access device, the direct connection link establishment request message to the second terminal device on the selected link includes:
when a plurality of links need to establish a direct connection link, sending a direct connection link establishment request message only on one of the links needing to establish the direct connection link, wherein the direct connection link establishment request message comprises a multilink information element.
In a possible implementation manner, the sending, by the access device, the direct link establishment request message to the second terminal device on the selected link includes:
when only one link needs to establish a direct connection link, directly sending a direct connection link establishment request message on the link needing to establish the direct connection link;
when a plurality of links need to establish the direct connection link, sending a direct connection link establishment request message on each link needing to establish the direct connection link.
In one possible implementation, the transmitting data on the established direct connection link includes:
the high-level application layers of the first terminal equipment and the second terminal equipment transmit the specified data on the established direct connection link;
and the high-level application layers of the first terminal equipment and the second terminal equipment transmit data except the specified data on the link currently receiving the direct connection link discovery response message through the access equipment.
In one possible implementation manner, the method further includes:
the first terminal equipment receives data through a logic terminal of the first terminal equipment, and the logic terminal sends the received data to a high-level application layer of the first terminal equipment;
the high-level application layer of the first terminal device searches for a locally preset minimum transmission rate corresponding to the data, and measures the real-time transmission rate of the data.
In a possible implementation manner, the multilink information element includes a multilink control parameter, a multilink common parameter, and a proprietary parameter of more than two single links, where the multilink control parameter includes an information element type, and when the information element type is set to a type for direct connection establishment, the proprietary parameter of the single link includes a link identifier, and indicates whether a logical terminal on a link corresponding to the link identifier establishes a connection with an access device.
In one possible implementation manner, the method further includes:
and after receiving the direct connection link discovery request message, the second terminal device sends a direct connection link discovery response message to the first terminal device according to the information in the direct connection link discovery request message.
In a possible implementation manner, the sending a direct link discovery response message to a first terminal device according to information in the direct link discovery request message includes:
if the direct connection link discovery request message indicates that the multilink operation is started, the direct connection link discovery request message contains multilink information elements, and the multilink information elements in the direct connection link discovery request message contain information of all links supported by second terminal equipment;
and if the direct connection link discovery request message contains a multilink information element, the direct connection link discovery request message contains the multilink information element, and the multilink information element in the direct connection link discovery request message contains information of a link supported by both the first terminal device and the second terminal device.
In a second aspect, an embodiment of the present invention provides an apparatus for increasing a data transmission rate, including:
and the direct connection link module is used for establishing a direct connection link through the first terminal equipment and a second terminal equipment corresponding to the source address of the data if the real-time transmission rate of the data received by the first terminal equipment is less than the preset minimum transmission rate, and transmitting the data on the established direct connection link.
In one possible implementation, the direct link module includes:
a first communication module, configured to send, by a first terminal device, a direct link discovery request message to a second terminal device through an access device, where the direct link discovery request message indicates whether to enable a multilink operation or includes a multilink information element, where the multilink information element includes more than two link identifiers and indicates whether a logical terminal on a link corresponding to each link identifier establishes a connection with the access device;
and the second communication module is used for establishing a direct connection link with the second terminal device according to the information in the direct connection link discovery response message after the first terminal device receives the direct connection link discovery response message sent by the second terminal device.
In one possible implementation manner, the method further includes:
and the communication module III is used for sending a direct link discovery response message to the first terminal device according to the information in the direct link discovery request message after receiving the direct link discovery request message through the second terminal device.
In a third aspect, an embodiment of the present invention provides an apparatus for increasing a data transmission rate, where the apparatus includes a processor and a memory, where the memory stores instructions executable by the processor, and the instructions are loaded and executed by the processor to implement the method for increasing a data transmission rate according to the first aspect.
In a fourth aspect, an embodiment of the present invention provides a computer-readable storage medium, which stores a computer program, and when the computer program is executed by a processor, the computer program implements the method for increasing a data transmission rate according to the first aspect.
In a fifth aspect, an embodiment of the present invention provides a computer program product, which includes instructions that, when executed by at least one processor, cause the at least one processor to execute the method for increasing a data transmission rate according to the first aspect.
It should be noted that, the apparatus of the second aspect, the device of the third aspect, the storage medium of the fourth aspect, and the computer program product of the fifth aspect are used to execute the method provided by the first aspect, so that the same beneficial effects as those of the method of the first aspect may be achieved, and no description is given to embodiments of the present invention.
The invention realizes the direct data transmission of the terminal equipment based on multilink, and improves the data transmission rate by establishing the direct channel of the data transmission among the terminal equipment while ensuring that the terminal equipment is connected with the access equipment, thereby solving the problem of high delay caused by competing air interface resources when the data traffic is large, such as real-time screen projection of an online high-definition film, is involved in simultaneous multi-party transmission service, ensuring the smoothness of the service and improving the user experience in practical application.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, shall fall within the protection scope of the present invention. Moreover, while the present disclosure has been described in terms of one or more exemplary embodiments, it is to be understood that each aspect of the disclosure can be implemented as a separate entity, whether or not such embodiment is described in connection with its specific embodiments. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
In the embodiments of the present invention, words such as "exemplary", "for example", etc. are used to mean serving as an example, instance, or illustration. Any embodiment or design described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, the word using examples is intended to present concepts in a concrete fashion.
Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another, and may or may not be identical in meaning. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The term "and/or" is meant to encompass any and all possible combinations of one or more of the associated listed items. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.
It should be noted that the device with multilink capability can operate on more than two links at the same time, and includes a plurality of logic entities, each logic entity performs data transmission through one link, each logic entity includes an independent data transceiver module, and the device without multilink capability has only one logic entity. A device without multilink capability has only one MAC address, whereas a device with multilink capability has one MAC address, and each logical entity belonging to the device has one MAC address, e.g., a device runs with three logical entities, and there are four MAC addresses on the physical device, one is device, and each of the three logical entities has one MAC address. In the embodiment of the invention, a logic terminal is a logic entity in terminal equipment, and a logic access point is a logic entity in access equipment.
In the embodiment of the invention, the first terminal equipment receives data sent by the second terminal equipment through the access equipment, if the real-time transmission rate of the data received by the first terminal equipment is less than the preset minimum transmission rate, the first terminal equipment and the second terminal equipment establish a direct connection link and transmit the data on the established direct connection link, so that the data transmission rate is improved and the data delay is reduced.
In some embodiments, the method for establishing the direct connection link between the first terminal device and the second terminal device comprises the following steps:
s101, a first terminal device sends a direct link discovery request message (such as a TDLS discovery request message) to a second terminal device through an access device, wherein the direct link discovery request message indicates whether to start a multilink operation or include a multilink information element, the multilink information element includes more than two link identifiers, and indicates whether a logic terminal on a link corresponding to each link identifier is connected with the access device.
Optionally, the multilink information element includes a multilink control parameter, a multilink common parameter and a proprietary parameter of more than two single links, where the multilink control parameter includes an information element type, and when the information element type is set to a type for direct connection establishment, the proprietary parameter of the single link includes a link identifier and indicates whether a logical terminal on a link corresponding to the link identifier establishes a connection with the access device.
And S102, after receiving the direct link discovery request message, the second terminal device sends a direct link discovery response message (such as a TDLS discovery response message) to the first terminal device according to the information in the direct link discovery request message.
For example, if the direct link discovery request message indicates that the multilink operation is enabled, the direct link discovery request message includes a multilink information element, and the multilink information element in the direct link discovery request message includes information of all links supported by the second terminal device.
And if the direct connection link discovery request message contains a multilink information element, the direct connection link discovery request message contains the multilink information element, and the multilink information element in the direct connection link discovery request message contains information of a link supported by both the first terminal device and the second terminal device.
Otherwise, the multi-link information element is not contained in the direct connection link discovery request message.
And S103, after receiving a direct link discovery response message sent by the second terminal device, the first terminal device establishes a direct link with the second terminal device according to information in the direct link discovery response message.
In some embodiments, the first terminal device may directly establish the direct connection link on the link currently receiving the direct connection link discovery response message, or may select any one link to establish the direct connection link according to the multilink information element in the direct connection link discovery response message, which is not limited in the present invention. If the first terminal equipment establishes a direct connection link with the second terminal equipment on the selected link, sending a direct connection link establishment request message to the second terminal equipment through the access equipment on the link which currently receives the direct connection link discovery response message, or sending the direct connection link establishment request message to the second terminal equipment through the access equipment on the selected link; and receiving a response message established by the second terminal device through the direct link sent by the access device.
The first terminal device may optionally select a link for establishing the direct connection according to the multilink information element in the direct link discovery response message, for example, randomly select a link corresponding to the link identifier included in the multilink information element, or select the link according to the service requirement of the first terminal device. Optionally, the method for the first terminal device to select the link for establishing the direct connection according to the multilink information element in the direct connection link discovery response message includes: if the multilink information element in the direct link discovery response message contains a first link identifier, selecting a link corresponding to the first link identifier as a directly connected link, wherein a logic terminal in the second terminal device does not establish connection with the access device on the link corresponding to the first link identifier, and a logic terminal in the first terminal device does not establish connection with the access device on the link corresponding to the first link identifier; if the multilink information element in the direct link discovery response message does not contain a first link identifier but contains a second link identifier, selecting a link corresponding to the second link identifier as a directly connected link, wherein a logical terminal in the second terminal device does not establish connection with the access device on the link corresponding to the second link identifier, and the logical terminal in the first terminal device establishes connection with the access device on the link corresponding to the second link identifier, or the logical terminal in the second terminal device establishes connection with the access device on the link corresponding to the second link identifier, and the logical terminal in the first terminal device does not establish connection with the access device on the link corresponding to the second link identifier; and if the multilink information element in the direct connection link discovery response message does not contain the first link identification and the second link identification, not establishing a direct connection link or establishing the direct connection link on the link currently receiving the direct connection link discovery response message.
For a better understanding of the present invention, the present invention is further described below with reference to a specific application scenario. In the specific application, the Non-AP MLD1 of the terminal device (e.g., a mobile phone) includes three logical terminals STA1, STA2, and STA3, and the Non-AP MLD2 of the terminal device (e.g., a projector) includes three logical terminals STA4, STA5, and STA6; the logical access point AP1 may be an access device affiliated to the multi-link capability or an access device affiliated to the non-multi-link capability; STA1 is connected to AP1, and STA4 is connected to AP 1.
S1001. The Non-AP MLD1 sends a data packet to the Non-AP MLD2 through the STA1, and the address parameter setting of the data packet is shown in Table 1.
TABLE 1
S1002, a Non-AP MLD2 receives a data packet through an STA4, the STA4 sends the data packet to a Non-AP MLD2 high-level application layer, and the application layer can be a middleware, such as a DLNA protocol layer, or an application unit, such as a multimedia player; the application layer analyzes the data packet, obtains relevant information (such as information of a film) from the obtained data, such as resolution, frame rate and the like, and searches a local preset minimum transmission rate value Vmin corresponding to the information according to the information; and the application layer measures the real-time transmission rate Vc, and if the real-time transmission rate Vc is less than Vmin, the STA4 is instructed to execute direct connection establishment of the terminal equipment.
S1003.STA4 sends a TDLS discovery request message to the AP1, wherein the message comprises the parameters shown in the table 2 or the table 3.
TABLE 2
TABLE 3
| Parameter(s) | Description of the invention |
| RA | Receiving address set as AP1 address |
| DA | Target address set to the address of STA1 |
| SA | Source address set to the address of STA4 |
| Multi-Link element | Multilink information element |
The Multi-Link element setting representation is shown in table 4, for example.
TABLE 4
Here, a parameter type is included in the Multi-Link control, and examples of the type value setting are shown in table 5.
TABLE 5
| Value of | Description of the invention |
| Basic | Basic type |
| Probe request | Type for Probe request message |
| TDLS setup | Type for direct connection establishment |
The embodiment of the invention sets the type value as TDLS setup. When the value of type is TDLS setup, the Link info setting table shows, for example, table 6.
TABLE 6
An example of the STA control setting is shown in table 7.
TABLE 7
And S1004, the AP1 sends a TDLS discovery request message to the STA1, wherein the message contains the same parameters as the step S1003.
S1005.STA1 receives TDLS discovery request message, if the message contains Multi-Link element parameter or Multi-Link enable parameter, then according to the received parameter, sending TDLS discovery response message to STA4, which specifically includes:
1) If the Multi-Link enable parameter is contained and the value is 1, the TDLS discovery response message contains the parameters shown in Table 8.
TABLE 8
| Parameter(s) | Description of the invention |
| RA | A receiving address set as the address of STA4 |
| DA | Target address set to the address of STA4 |
| SA | Source address set as the address of STA1 |
| Multi-Link element | Multilink information element |
Wherein, the Multi-Link element contains information of all links supported by the Non-AP MLD 1.
2) If the Multi-Link element parameter is included, the TDLS discovery response message includes the parameter shown in Table 9.
TABLE 9
| Parameter(s) | Description of the preferred embodiment |
| RA | A reception address set to an address of STA4 |
| DA | Target address set as the address of STA4 |
| SA | Source address set to the address of STA1 |
| Multi-Link element | Multilink information element |
The Multi-Link element comprises information of links supported by both Non-AP MLD1 and Non-AP MLD2, and the specific determination of the Link information supported by both comprises the following steps: the Link supported by the Non-AP MLD2 is determined through the Multi-Link element in the TDLS discovery request message sent by the STA4, and then, according to local configuration, which links supported by the Non-AP MLD2 are also the links supported by the Non-AP MLD1 are judged, so that the links supported by both are determined.
3) Otherwise, sending a TDLS discovery response message to the STA4, wherein the message does not contain a multilink information element, and the STA1 and the STA4 establish a direct connection link on the current link and carry out data transmission.
S1006.STA4 selects a Link for establishing connection according to a Multi-Link element parameter in the received TDLS discovery response message, wherein the specific mode comprises the following steps:
1) If the Multi-Link element parameter in the message contains a Link corresponding to the Associated value of 0 and the Link is not connected on the Non-AP MLD2, selecting the Link as a directly connected Link;
when there are a plurality of links satisfying this condition, the plurality of links are selected as the directly connected links.
2) If there is no link satisfying the condition 1), selecting a link satisfying the following condition as a directly connected link:
the Multi-Link element parameter in the message comprises a Link corresponding to the Associated value of 0, and the Link is established on the Non-AP MLD 2;
and/or the first and/or second light sources,
the Multi-Link element parameter in the message contains a Link corresponding to the Associated value of 1, and the Link does not establish connection on the Non-AP MLD 2.
3) If the links of the conditions 1) and 2) are not satisfied, the direct connection link is not established or is established on the current link.
S1007, when a direct connection link needs to be established, the STA4 sends a TDLS setup request message to the STA1, or a logical terminal (for example, STA5 or STA 6) corresponding to the selected link in the Non-AP MLD2 sends the message to a logical terminal (for example, STA2 or STA3, the address of which is obtained according to the address parameter contained in the STA profile) corresponding to the selected link in the Non-AP MLD1,
1) When only one link needs to establish a direct connection link, the TDLS setup request message is directly sent on the link.
2) When there are multiple links that need to establish a direct connection Link, a TDLS setup request message may be sent on only one of the links, where the message includes a Multi-Link element parameter, and a type value of the included parameter is set to Basic.
3) When there are multiple links that need to establish a direct connection link, the TDLS setup request message may also be sent on each link.
And S1008, after the logic terminal on the STA1 or the Non-AP MLD1 needing to establish the direct connection link receives the TDLS setup request message, the logic terminal sends the TDLS setup response message to the STA4 or the logic terminal on the Non-AP MLD2 needing to establish the direct connection link.
S1009.logical terminal on STA4 or Non-AP MLD2 to build direct connection link informs high layer application layer on Non-AP MLD2 that direct connection is built.
S1010, the logical terminal on the STA1 or the Non-AP MLD1 establishing the direct connection link informs the high-level application layer on the Non-AP MLD1 that the direct connection is established.
And S1011, the higher application layer of the Non-AP MLD1 and the Non-AP MLD2 sends specified data packets (such as movie data packets of screen projection) to the logic terminals which respectively establish the direct connection link, and the peer logic terminals send and receive data on the established direct connection link.
And S1012, transmitting and receiving other data packets of the higher application layer of the Non-AP MLD1 and the Non-AP MLD2 still perform data transmission with the connected access equipment through the STA1 and the STA4, for example, an online movie is still sent to the STA1 of the Non-AP MLD1 through the access equipment by the Internet.
In the embodiment of the present invention, based on the same inventive concept as the above method for increasing a data transmission rate, an embodiment of the present invention further provides a device for increasing a data transmission rate, including:
and the direct connection link module is used for establishing a direct connection link through the first terminal equipment and second terminal equipment corresponding to the source address of the data if the real-time transmission rate of the data received by the first terminal equipment is less than a preset minimum transmission rate, and transmitting the data on the established direct connection link.
Optionally, the direct link module includes:
a first communication module, configured to send, by a first terminal device, a direct link discovery request message to a second terminal device through an access device, where the direct link discovery request message indicates whether to enable a multilink operation or includes a multilink information element, where the multilink information element includes more than two link identifiers and indicates whether a logical terminal on a link corresponding to each link identifier establishes a connection with the access device;
and the second communication module is used for establishing a direct connection link with the second terminal device according to the information in the direct connection link discovery response message after the first terminal device receives the direct connection link discovery response message sent by the second terminal device.
Optionally, the apparatus further comprises:
and the communication module III is used for sending a direct link discovery response message to the first terminal device according to the information in the direct link discovery request message after receiving the direct link discovery request message through the second terminal device.
In the embodiment of the present invention, based on the same inventive concept as the above method for increasing the data transmission rate, an embodiment of the present invention further provides an apparatus for increasing the data transmission rate, where the apparatus includes a processor and a memory, where the memory stores instructions executable by the processor, and the instructions are loaded and executed by the processor, so as to implement the method for increasing the data transmission rate according to the above embodiment.
In addition, an embodiment of the present invention further provides a computer-readable storage medium, which stores a computer program, and when the computer program is executed by a processor, the computer program implements the method for improving the data transmission rate according to the above-mentioned embodiment.
It should be understood that, in various embodiments of the present invention, the sequence numbers of the above-mentioned processes do not imply an order of execution, some or all steps may be executed in parallel or executed sequentially, and the order of execution of each process should be determined by its function and inherent logic, and should not limit the implementation process of the embodiments of the present invention in any way.
Those of ordinary skill in the art will appreciate that the various illustrative modules and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the technical solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
It can be clearly understood by those skilled in the art that, for convenience and simplicity of description, the specific working processes of the above-described devices, apparatuses, and modules may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again. In the several embodiments provided in the present invention, it should be understood that the disclosed apparatus, device and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is merely a logical division, and in actual implementation, there may be other divisions, for example, multiple modules or components may be combined or integrated into another system, or some features may be omitted, or not implemented.
The modules described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. In addition, functional modules in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more modules are integrated into one unit.
The functions may be stored in a computer-readable storage medium if they are implemented in the form of software functional units and sold or used as separate products. Based on such understanding, the technical solution of the present invention or a part thereof, which essentially contributes to the prior art, can be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, a network device or a terminal, etc.) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: u disk, removable hard disk, ROM, RAM) magnetic or optical disk, or the like.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (18)
1. A method for increasing a data transmission rate, comprising:
and if the real-time transmission rate of the data received by the first terminal equipment is less than the preset minimum transmission rate, the first terminal equipment establishes a direct connection link with second terminal equipment corresponding to the source address of the data, and transmits the data on the established direct connection link.
2. The method of claim 1, wherein the establishing the direct connection link between the first terminal device and the second terminal device corresponding to the source address of the data comprises:
a first terminal device sends a direct connection link discovery request message to a second terminal device through an access device, wherein the direct connection link discovery request message indicates whether to start a multilink operation or contains a multilink information element, the multilink information element contains more than two link identifiers and indicates whether a logic terminal on a link corresponding to each link identifier is connected with the access device or not;
after receiving a direct link discovery response message sent by a second terminal device, a first terminal device establishes a direct connection link with the second terminal device according to information in the direct link discovery response message.
3. The method of claim 2, wherein the direct link discovery response message includes a multilink information element.
4. The method according to claim 2 or 3, wherein the establishing a direct connection link with a second terminal device according to the information in the direct link discovery response message comprises:
and establishing a direct connection link on the link currently receiving the direct connection link discovery response message.
5. The method of claim 3, wherein the establishing the direct connection link with the second terminal device according to the information in the direct link discovery response message comprises:
selecting a link for establishing direct connection according to the multilink information elements in the direct connection link discovery response message;
sending a direct link establishment request message to a second terminal device through access equipment on a link currently receiving the direct link discovery response message, or sending the direct link establishment request message to the second terminal device through the access equipment on a selected link;
and receiving a response message of the second terminal device through the direct connection link establishment sent by the access device.
6. The method of claim 5, wherein the selecting the link for establishing the direct connection according to the multilink information element of the second terminal device in the direct link discovery response message comprises:
if the multilink information element in the direct link discovery response message contains a first link identifier, selecting a link corresponding to the first link identifier as a directly connected link, wherein a logic terminal in the second terminal device is not connected with the access device on the link corresponding to the first link identifier, and a logic terminal in the first terminal device is not connected with the access device on the link corresponding to the first link identifier;
if the multilink information element in the direct link discovery response message does not contain a first link identifier but contains a second link identifier, selecting a link corresponding to the second link identifier as a directly connected link, wherein a logical terminal in the second terminal device does not establish connection with the access device on the link corresponding to the second link identifier, and the logical terminal in the first terminal device establishes connection with the access device on the link corresponding to the second link identifier, or the logical terminal in the second terminal device establishes connection with the access device on the link corresponding to the second link identifier, and the logical terminal in the first terminal device does not establish connection with the access device on the link corresponding to the second link identifier;
and if the multilink information element in the direct connection link discovery response message does not contain the first link identification and the second link identification, not establishing a direct connection link or establishing the direct connection link on the link currently receiving the direct connection link discovery response message.
7. The method of claim 5, wherein sending a direct link setup request message to the second terminal device via the access device on the selected link comprises:
when a plurality of links need to establish a direct connection link, sending a direct connection link establishment request message only on one link of the plurality of links needing to establish the direct connection link, wherein the direct connection link establishment request message comprises a multilink information element.
8. The method of claim 5, wherein sending a direct link setup request message to the second terminal device via the access device on the selected link comprises:
when only one link needs to establish a direct connection link, directly sending a direct connection link establishment request message on the link needing to establish the direct connection link;
when a plurality of links need to establish the direct connection link, sending a direct connection link establishment request message on each link needing to establish the direct connection link.
9. The method of claim 1, wherein transmitting data over the established direct connection link comprises:
the high-level application layers of the first terminal equipment and the second terminal equipment transmit the specified data on the established direct connection link;
and the high-level application layers of the first terminal equipment and the second terminal equipment transmit data except the specified data on the link currently receiving the direct connection link discovery response message through the access equipment.
10. The method of claim 1, further comprising:
the first terminal equipment receives data through a logic terminal of the first terminal equipment, and the logic terminal sends the received data to a high-level application layer of the first terminal equipment;
the high-level application layer of the first terminal device searches for a locally preset minimum transmission rate corresponding to the data, and measures the real-time transmission rate of the data.
11. The method according to claim 2, wherein the multilink information element includes a multilink control parameter, a multilink common parameter, and a proprietary parameter of more than two single links, wherein the multilink control parameter includes an information element type, and when the information element type is set to a type for direct connection establishment, the proprietary parameter of the single link includes a link identifier, and indicates whether a logical terminal on a link corresponding to the link identifier establishes a connection with the access device.
12. The method of claim 2, further comprising:
and after receiving the direct connection link discovery request message, the second terminal device sends a direct connection link discovery response message to the first terminal device according to the information in the direct connection link discovery request message.
13. The method of claim 12, wherein the sending a direct link discovery response message to a first terminal device according to information in the direct link discovery request message comprises:
if the direct connection link discovery request message indicates that the multilink operation is enabled, the direct connection link discovery request message contains multilink information elements, and the multilink information elements in the direct connection link discovery request message contain information of all links supported by the second terminal device;
and if the direct connection link discovery request message contains a multilink information element, the direct connection link discovery request message contains the multilink information element, and the multilink information element in the direct connection link discovery request message contains information of links supported by both the first terminal device and the second terminal device.
14. An apparatus for increasing a data transmission rate, comprising:
and the direct connection link module is used for establishing a direct connection link through the first terminal equipment and a second terminal equipment corresponding to the source address of the data if the real-time transmission rate of the data received by the first terminal equipment is less than the preset minimum transmission rate, and transmitting the data on the established direct connection link.
15. The apparatus for increasing data transmission rate according to claim 14, wherein the direct link module comprises:
a first communication module, configured to send, by a first terminal device, a direct link discovery request message to a second terminal device through an access device, where the direct link discovery request message indicates whether to enable a multilink operation or includes a multilink information element, where the multilink information element includes more than two link identifiers and indicates whether a logical terminal on a link corresponding to each link identifier establishes a connection with the access device;
and the second communication module is used for establishing a direct connection link with the second terminal equipment according to the information in the direct connection link discovery response message after the first terminal equipment receives the direct connection link discovery response message sent by the second terminal equipment.
16. The apparatus for increasing a data transmission rate according to claim 15, wherein the apparatus further comprises:
and the communication module III is used for sending a direct link discovery response message to the first terminal device according to the information in the direct link discovery request message after receiving the direct link discovery request message through the second terminal device.
17. An apparatus for increasing data transfer rate, the apparatus comprising a processor and a memory, the memory having stored therein instructions executable by the processor, the instructions being loaded and executed by the processor to implement the method for increasing data transfer rate of any of claims 1-13.
18. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the method of increasing a data transmission rate according to any one of claims 1 to 13.
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