CN116318559A - Method for automatically accelerating video transmission rate of WiFi6 intelligent router system - Google Patents
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0876—Network utilisation, e.g. volume of load or congestion level
- H04L43/0894—Packet rate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
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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
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Abstract
The invention discloses a method for automatically accelerating video transmission rate of a WiFi6 intelligent router system, which comprises the following steps: 1. the WiFi6 intelligent router system receives video information, and judges the type of the video occupied bandwidth mode of the WiFi6 intelligent router system according to the video frame rate, the number of pixels of each frame of the video, the number of WiFi6 intelligent router devices and the number of intelligent antennas of the video; 2. the WiFi6 intelligent router system reads the bandwidth mode and detects the matching degree of the default bandwidth and the video bandwidth of the system; 3. if the default bandwidth of the detection system is not matched with the video bandwidth, the WiFi6 intelligent router expands the system bandwidth. The invention provides a method for automatically expanding the bandwidth to solve the problem that the video bandwidth sent by a cloud is not matched with the system bandwidth of a WiFi6 intelligent router, so that the video transmission rate is accelerated, and the method is safe and reliable to use and easy and convenient to operate.
Description
Technical Field
The invention relates to the technical field of WiFi6 Internet of things, in particular to a method for automatically accelerating video transmission rate of a WiFi6 intelligent router system.
Background
In QAM modulation (quadrature amplitude modulation), a data signal is represented by amplitude variations of two carriers which are mutually orthogonal. The phase modulation of an analog signal and PSK (phase shift keying) of a digital signal can be regarded as special quadrature amplitude modulation with no change in amplitude and only a change in phase.
Frequency modulation of analog signals and FSK (frequency shift keying) of digital signals can also be considered special cases of QAM, since they are essentially phase modulation. The receiving end completes the opposite process, the two opposite code streams are orthogonally demodulated, the equalizer compensates the distortion caused by the channel, and the decision device identifies the complex signal and maps back to the original binary signal.
The method mainly aims at automatically expanding the bandwidth of the wifi6 intelligent router system and solving the problem of low video transmission rate caused by unmatched video bandwidth sent by the cloud and the wifi6 intelligent router system bandwidth.
Disclosure of Invention
In view of the above, the invention aims to provide a method for automatically expanding the bandwidth to solve the problem that the video bandwidth sent by a cloud is not matched with the system bandwidth of a WiFi6 intelligent router, so that the video transmission rate is accelerated, the use is safe and reliable, and the operation is simple and convenient.
In order to achieve the purpose of the invention, the following technical scheme can be adopted:
a method for automatically accelerating video transmission rate by a WiFi6 intelligent router system, comprising the steps of:
step 1), a WiFi6 intelligent router system receives video information, wherein the video information comprises video frame rate and the number of pixels of each frame of video; according to the video frame rate, the number of pixels of each frame of the video, the number of all WiFi6 intelligent router devices used for receiving the video, the number of intelligent antennas used for receiving the video, and the type of bandwidth occupation mode of the WiFi6 intelligent router system video are judged;
step 2), the WiFi6 intelligent router system reads the bandwidth mode, and detects the matching degree of the default bandwidth and the video bandwidth of the system;
step 3), if the default bandwidth of the detection system is not matched with the video bandwidth, the WiFi6 intelligent router expands the system bandwidth.
The step 1) comprises the following steps:
step A), a WiFi6 intelligent router system receives the video frame rate and the number of pixels of each frame of video; acquiring the number of all WiFi6 intelligent router devices used for receiving the video;
step B), the WiFi6 intelligent router system acquires the number of intelligent antennae;
step C), the WiFi6 intelligent router system obtains a video bandwidth value, and the video bandwidth value is obtained by multiplying the number of pixels of each frame of video by video frequency and then by the number of intelligent antennas;
step D), the WiFi6 intelligent router system judges a video bandwidth mode through the video bandwidth value;
and E), setting the amplified video broadband factor multiple by the WiFi6 intelligent router system.
The step E) the WiFi6 intelligent router system setting amplified video broadband factor multiple comprises the following steps:
step a), the WiFi6 intelligent router system reads the video frame rate of the received video information;
step b), the WiFi6 intelligent router system reads the number of WiFi6 intelligent router devices receiving the video information;
step c), the WiFi6 intelligent router system reads the acquired intelligent antenna number;
step d), the WiFi6 intelligent router system sets an amplified video broadband factor multiple by dividing the video frame rate by the product of the number of WiFi6 intelligent router devices and the number of intelligent antennas.
The transmission complete machine rate mode comprises a high-speed transmission complete machine rate mode, a medium-speed complete machine rate mode and whether the default bandwidth of the detection system is matched with the video bandwidth or not comprises the following steps:
step i), the WiFi6 intelligent router system obtains the speed of the whole machine and stores the speed;
step ii), comparing the whole machine speed value with the whole machine speed value, and judging whether the system bandwidth of the WiFi6 intelligent router is matched with the video bandwidth or not according to the difference value of the whole machine speed value and the whole machine speed value;
step iii), if the difference value of the step iii) and the step iii) is larger than zero, the step iii) is not matched with the step iii; if the value is smaller than zero, the value and the value are matched.
Said step 3) comprises the steps of:
step I), a WiFi6 intelligent router system acquires a complete machine rate coding mode;
step II), reading the amplified video bandwidth factor multiple of the WiFi6 intelligent router system;
step III), the WiFi6 intelligent router system acquires the amplified video bandwidth value;
and IV), comparing the amplified video bandwidth value of the WiFi6 intelligent router system with the difference value of the video bandwidth of the WiFi6 intelligent router system, and judging whether the expansion bandwidth is finished or not.
The video bandwidth value amplified in the step III) comprises the rate bandwidth amplified by the whole machine; the calculation formula of the amplified rate bandwidth of the whole machine is as follows:
rate bandwidth after complete machine amplification = space stream number 1/(symbol+gi) coding scheme x amplified bandwidth factor multiple code rate x effective subcarrier number.
According to the difference value comparison of the video bandwidth value after automatic amplification and the video bandwidth of the WiFi6 intelligent router system, judging whether the expansion bandwidth is finished or not, comprising: if the difference value of the video bandwidths is larger than zero, the bandwidth expansion is completed; if the difference of the video bandwidths is smaller than zero, restarting the step 3).
The technical scheme provided by the invention has the beneficial effects that 1) the method can automatically amplify the bandwidth of the WiFi6 intelligent router system according to the amplification bandwidth factor multiple when the system bandwidth is not matched with the video bandwidth by the WiFi6 intelligent router system when the amplification bandwidth factor multiple is detected by the WiFi6 intelligent router system, wherein the method comprises the steps of obtaining the amplification bandwidth factor multiple of the WiFi6 intelligent router system according to the video frame rate, the video frame rate of the number of pixels of each video frame and the number of intelligent antennas for receiving the video; 2) The invention has strong practicability, safe and reliable use method and simple and convenient use; 3) The invention has various functions, greatly reduces the cost and is an improvement of one-time upgrading in the prior art.
Drawings
Fig. 1 is a flowchart of a method for automatically accelerating video transmission rate by a WiFi6 intelligent router system according to an embodiment of the invention;
fig. 2 is a flowchart of step 1 of a method for automatically accelerating video transmission rate by a WiFi6 intelligent router system according to an embodiment of the invention;
fig. 3 is a flowchart of step 2 of a method for automatically accelerating video transmission rate by a WiFi6 intelligent router system according to an embodiment of the invention;
fig. 4 is a flowchart of step 3 of a method for automatically accelerating video transmission rate by a WiFi6 intelligent router system according to an embodiment of the invention.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the method for automatically accelerating video transmission rate of the WiFi6 intelligent router system includes the following steps:
step 1), a WiFi6 intelligent router system receives video information, and judges a bandwidth occupation mode S100 of the WiFi6 intelligent router system video according to the video frame rate, the number of pixels of each frame of the video, the number of all WiFi6 intelligent router devices used for receiving the video, and the number of intelligent antennae used for receiving the video;
step 2), the WiFi6 intelligent router system reads the bandwidth mode, and detects the matching degree S200 of the default bandwidth and the video bandwidth of the system;
step 3), if the default bandwidth of the detection system is not matched with the video bandwidth, the WiFi6 intelligent router expands the system bandwidth S300.
Referring to fig. 2, in this embodiment, preferably, the step 1) includes the steps of:
step A), a WiFi6 intelligent router system receives the video frame rate and the number of pixels of each frame of video; acquiring the number of all WiFi6 intelligent router devices used for receiving the video S110;
step B), the WiFi6 intelligent router system acquires the intelligent antenna quantity S120;
step C), the WiFi6 intelligent router system obtains a video bandwidth value, and the video bandwidth value is calculated and obtained by multiplying the number of pixels of each frame of video by video frequency and then multiplying the number of intelligent antennas S130;
step D), the WiFi6 intelligent router system judges a video bandwidth mode through the video bandwidth value S140;
step E), the WiFi6 intelligent router system sets an amplified video broadband factor multiple S150 by dividing the apparent frame frequency by the intelligent router equipment number multiplied by the intelligent antenna root value.
In this embodiment, further preferably, the video bandwidth mode includes an ultra-high video bandwidth mode, a higher video bandwidth mode, and a low frequency video bandwidth mode.
In this embodiment, it is further preferable that the step E) further includes the steps of:
step a), the WiFi6 intelligent router system reads the video frame rate of the received video information;
step b), the WiFi6 intelligent router system reads the number of WiFi6 intelligent router devices receiving the video information;
step c), the WiFi6 intelligent router system reads the number of intelligent antennas;
step d), the WiFi6 intelligent router system sets an amplified video broadband factor multiple by dividing the video frame rate by the product of the number of WiFi6 intelligent router devices and the number of intelligent antennas.
In this embodiment, step 1) of the method of the present invention includes: starting a module for detecting video occupied bandwidth of a WiFi6 intelligent router system, and creating thread 1:
the intelligent antennae of all WiFi6 intelligent routers receive video information sent from the cloud, and the video information comprises: the video frame rate sz1=240 HZ, the number of pixels sx1=8k×4k of each frame of video, and the number L (for example, l1=10) of all WiFi6 intelligent router devices for receiving video information are stored in the first DDR memory;
the number of smart antennas ST (for example, st1=10) for receiving the video information is stored in the second DDR memory;
the WiFi6 intelligent router system obtains the video bandwidth value through calculation, and the video bandwidth calculation formula is as follows:
video bandwidth (SD) =number of pixels per frame of video frame rate number of smart antennas receiving video; i.e., SD1 = 8k x 4k x 240 x 10 = 230400 = 225GB; save to the third DDR memory.
And the WiFi6 intelligent router system judges the video bandwidth mode through the video bandwidth numerical value.
The method for judging the video bandwidth mode comprises the following steps:
the WiFi6 intelligent router system reads the value of the third DDR memory, and when the video bandwidth is more than 100GB, the video is in an ultra-high video bandwidth mode;
when the video bandwidth is more than or equal to 50GB and less than or equal to 100GB, the video is in a higher video bandwidth mode;
when the video bandwidth is more than 100GB, the video is in a low video bandwidth mode.
Setting the amplification bandwidth factor multiple:
the WiFi6 intelligent router system reads the video frame rate sz1=240 hz in the first DDR memory, and the WiFi6 intelligent router system reads the number of all WiFi6 intelligent router devices in the first DDR memory that are used to receive the video information, for example: the number of devices is l1=10; the WiFi6 intelligent router system reads the number of antennas in the second DDR memory, for example: number of antennas st1=10;
the calculation formula for automatically setting the amplification bandwidth factor multiple by the WiFi6 intelligent router system is as follows:
amplification bandwidth factor multiple (SY) =video frame rate/number of all WiFi6 intelligent router devices to receive video;
that is, s1=sz1/l1×st1=240 HZ/10×10=240, and the WiFi6 intelligent router system automatically sets the amplification bandwidth factor multiple SY and stores the amplification bandwidth factor multiple SY in the fourth DDR memory.
Referring to fig. 3, in this embodiment, preferably, the step 2) further includes the steps of:
step i), the WiFi6 intelligent router system acquires the rate of the whole machine and stores S210;
step ii), calculating the whole machine speed value and the video broadband value S220;
step iii), judging whether the system bandwidth and the video bandwidth of the WiFi6 intelligent router are matched or not through the calculated value S230.
In this embodiment, when the WiFi6 intelligent router system reads that the value in the third DDR memory is not empty, a module for detecting matching degree between the default bandwidth and the video bandwidth of the system by the WiFi6 intelligent router system is started, and thread 2 is created:
in this embodiment, the WiFi6 intelligent router system automatically obtains the overall machine rate (ZS) through the following calculation formula, which is obtained through calculation:
rate of the whole machine = number of spatial streams 1/(symbol+gi) coding mode x code rate x number of effective subcarriers; i.e., zs1=10x1/(10+12.8) ×6x0.5x52=113 GB;
and the WiFi6 intelligent router system automatically acquires the whole machine speed value ZS1 and stores the whole machine speed value ZS1 into a fifth DDR memory.
The bandwidth SD1 = 225GB of the video in the WiFi6 intelligent router system DDR03, the overall rate (WiFi 6 intelligent router system bandwidth) zs1 = 113GB in the WiFi6 intelligent router system DDR 05;
and the whole machine speed value and the video broadband value are calculated S220, and the calculation formula is as follows:
calculated value (T) =video bandwidth (SD) -overall rate (ZS);
i.e. when SD-ZS > 0, that is: t1=sds 1-zs1=225 GB-113GB > 0; the system bandwidth of the WiFi6 intelligent router is not matched with the video bandwidth, and the value of T is stored in a sixth DDR memory to carry out the next module;
t=sd-ZS < 0, the WiFi6 intelligent router system bandwidth matches the video bandwidth, and the process ends.
Referring to fig. 4, in this embodiment, preferably, the step 3) includes the steps of:
step I), a WiFi6 intelligent router system acquires a complete machine rate coding mode S310;
step II), the WiFi6 intelligent router system reads and sets the amplification video bandwidth factor multiple S320;
step III), the WiFi6 intelligent router system obtains an amplified video bandwidth value S330 through calculation;
and IV) the WiFi6 intelligent router system obtains the value of the extended bandwidth through calculation and judges whether the extended bandwidth is completed or not S340.
In this embodiment, when the WiFi6 intelligent router system reads that the value of T in the sixth DDR memory is greater than 0, a module for expanding bandwidth of the WiFi6 intelligent router system is started, and thread 3 is created:
the WiFi6 intelligent router system reads the coding mode (B) of the whole machine speed in the fifth DDR memory: for example: b=6 (i.e. 64QAM modulation),
the WiFi6 intelligent router system reads the amplification bandwidth factor multiple (SY) automatically set by the WiFi6 intelligent router system in the fourth DDR memory, for example: the SY1 = 240 times; the video bandwidth value (FD) after the WiFi6 intelligent router system is automatically amplified comprises the rate bandwidth after the whole machine amplification; the calculation formula of the amplified rate bandwidth of the whole machine is as follows:
rate bandwidth after complete machine amplification = space stream number 1/(symbol+gi) encoding mode x amplified bandwidth factor multiple code rate x effective subcarrier number;
i.e. FD 1=10×1/((10+12.8) 6×240×0.5×52= 27120 GB)
In this embodiment, further preferably, in the step iv), the calculation formula for obtaining the extended bandwidth value by calculation is:
extended bandwidth value (Z) =amplified video bandwidth value (FD) -video bandwidth value (SD);
in this embodiment, the WiFi6 intelligent router system obtains an extended bandwidth value (Z) (z=fd-sd= 27120GB-225 gb= 26895GB > 0) greater than 0, and the extended bandwidth is completed, that is, the video transmission rate has been increased, and this process is ended; when the WiFi6 intelligent router system acquires that the extended bandwidth value (Z) is less than 0, step 3) S300 is restarted.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (8)
1. A method for automatically accelerating video transmission rate of a WiFi6 intelligent router system is characterized by comprising the following steps of: the method comprises the following steps:
step 1), a WiFi6 intelligent router system receives video information, wherein the video information comprises video frame rate and the number of pixels of each frame of video; according to the video frame rate, the number of pixels of each frame of the video, the number of all WiFi6 intelligent router devices used for receiving the video, the number of intelligent antennas used for receiving the video, and the type of bandwidth occupation mode of the WiFi6 intelligent router system video are judged;
step 2), the WiFi6 intelligent router system acquires the judged video occupied bandwidth mode, and judges whether the default bandwidth of the system is matched with the video bandwidth or not;
step 3), if the default bandwidth of the system is not matched with the video bandwidth, the WiFi6 intelligent router expands the system bandwidth.
2. The method for automatically accelerating video transmission rate by a WiFi6 intelligent router system according to claim 1, wherein: the step 1) further comprises the following steps:
step A), a WiFi6 intelligent router system receives the video frame rate and the number of pixels of each frame of video; acquiring the number of all WiFi6 intelligent router devices used for receiving the video; step B), the WiFi6 intelligent router system acquires the number of intelligent antennae;
step C), the WiFi6 intelligent router system obtains a video bandwidth value, and the video bandwidth value is obtained by multiplying the number of pixels of each frame of video by video frequency and then by the number of intelligent antennas;
step D), the WiFi6 intelligent router system judges a video bandwidth mode through the video bandwidth value;
and E), setting the amplified video broadband factor multiple by the WiFi6 intelligent router system.
3. The method for automatically accelerating video transmission rate by the WiFi6 intelligent router system according to claim 2, wherein: the video bandwidth mode types include an ultra-high video bandwidth mode, a higher video bandwidth mode, a low frequency video bandwidth mode.
4. The method for automatically accelerating video transmission rate by the WiFi6 intelligent router system according to claim 2, wherein: the step E) the WiFi6 intelligent router system setting amplified video broadband factor multiple comprises the following steps:
step a), the WiFi6 intelligent router system reads the video frame rate of the received video information;
step b), the WiFi6 intelligent router system reads the number of WiFi6 intelligent router devices receiving the video information;
step c), the WiFi6 intelligent router system reads the acquired intelligent antenna number;
step d), the WiFi6 intelligent router system sets an amplified video broadband factor multiple by dividing the video frame rate by the product of the number of WiFi6 intelligent router devices and the number of intelligent antennas.
5. The method for automatically accelerating video transmission rate by a WiFi6 intelligent router system according to claim 1, wherein: the detecting whether the default bandwidth of the system is matched with the video bandwidth comprises the following steps:
step i), the WiFi6 intelligent router system obtains the speed of the whole machine and stores the speed;
step ii), comparing the whole machine speed value with the whole machine speed value, and judging whether the system bandwidth of the WiFi6 intelligent router is matched with the video bandwidth or not according to the difference value of the whole machine speed value and the whole machine speed value;
step iii), if the difference value of the step iii) and the step iii) is larger than zero, the step iii) is not matched with the step iii; if the value is smaller than zero, the value and the value are matched.
6. The method for automatically accelerating video transmission rate by a WiFi6 intelligent router system according to claim 4, wherein: said step 3) comprises the steps of:
step I), a WiFi6 intelligent router system acquires a complete machine rate coding mode;
step II), reading the amplified video bandwidth factor multiple of the WiFi6 intelligent router system;
step III), amplifying the video bandwidth according to the obtained complete machine rate coding mode and the amplified video bandwidth factor multiple, and obtaining an amplified video bandwidth value by the WiFi6 intelligent router system;
and IV) comparing the amplified video bandwidth value with a difference value of the video bandwidth of the WiFi6 intelligent router system by the WiFi6 intelligent router system, and judging whether the expansion bandwidth is finished or not.
7. The method for automatically accelerating video transmission rate by a WiFi6 intelligent router system according to claim 6, wherein: the video bandwidth value after the automatic amplification in the step III) comprises the rate bandwidth after the whole machine amplification; the calculation formula of the amplified rate bandwidth of the whole machine is as follows:
rate bandwidth after complete machine amplification = space stream number 1/(symbol+gi) coding scheme x amplified bandwidth factor multiple code rate x effective subcarrier number.
8. The method for automatically accelerating video transmission rate by a WiFi6 intelligent router system according to claim 7, wherein: according to the difference value comparison of the video bandwidth value after automatic amplification and the video bandwidth of the WiFi6 intelligent router system, judging whether the expansion bandwidth is finished or not, comprising: if the difference value of the video bandwidths is larger than zero, the bandwidth expansion is completed; if the difference of the video bandwidths is smaller than zero, restarting the step 3).
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| CN115209147A (en) * | 2022-09-15 | 2022-10-18 | 深圳沛喆微电子有限公司 | Camera video transmission bandwidth optimization method, device, equipment and storage medium |
| CN115632746A (en) * | 2022-12-22 | 2023-01-20 | 深圳沛喆微电子有限公司 | Method for improving stability of transmission channel by WiFi6 intelligent router system |
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Denomination of invention: A Method for Automatically Accelerating Video Transmission Rate in WiFi6 Intelligent Router System Granted publication date: 20230818 Pledgee: Shenzhen Branch of Guangdong Huaxing Bank Co.,Ltd. Pledgor: Shenzhen Peiyi Microelectronics Co.,Ltd. Registration number: Y2024980017604 |