CN-121772011-B - Wireless communication physical isolation method and system based on 6G spatial multiplexing

CN121772011BCN 121772011 BCN121772011 BCN 121772011BCN-121772011-B

Abstract

The invention discloses a wireless communication physical isolation method and system based on 6G spatial multiplexing, and relates to the technical field of wireless communication. The method comprises the steps of dynamically dividing a target area into physical isolation micro-areas according to user distribution density, deploying a multi-cavity compound eye bionic antenna unit, constructing a Mesh network by taking the multi-cavity compound eye bionic antenna unit as a communication neuron node, driving the antenna unit to collect multi-dimensional signals and perform space spectrum calculation to generate an interference thermodynamic spectrum, uploading the thermodynamic spectrum to the Mesh network, completing air interface resource orthogonal allocation based on node cooperation, outputting a resource scheme, and dynamically adjusting the micro-areas in fine granularity according to user density change in a communication process. The method solves the technical problems of low frequency spectrum efficiency and low throughput of the wireless communication system caused by co-channel interference in a high-density user scene, and achieves the technical effects of obviously reducing interference and realizing dynamic resource optimization through physical isolation and space division multiplexing, thereby improving the system capacity and communication quality.

Inventors

Song Jinxian
LI HAOQIANG
LI YIXUAN
Yang Gangxin
WANG XIAOHUI
FANG DANNA
CHI HONGYUAN
CAI RUJIAN
Tang Sipeng
SONG ZHENGHUA
ZHOU ZIYU
YANG QING

Assignees

广东横琴乾和智劲科技有限公司

Dates

Publication Date: 20260508
Application Date: 20260303

Claims (10)

1. A method for wireless communication physical isolation based on 6G spatial multiplexing, the method comprising: dynamically dividing a target area into N physical isolation micro-areas by referring to the real-time user distribution density obtained by user equipment positioning sensing; Respectively disposing N multi-cavity compound eye bionic antenna units on the tops of the N physical isolation micro-areas; the N multi-cavity compound eye bionic antenna units are used as N communication neuron nodes and are connected according to a preset topology through low-delay direct links to construct a Mesh network; Driving the N multi-cavity compound eye bionic antenna units to acquire multi-dimensional signal data, and performing spatial spectrum calculation to obtain N interference thermal maps; Uploading the N interference thermal maps to the Mesh network, carrying out air interface resource orthogonal allocation based on the N communication neuron nodes in a cooperative mode, and outputting N orthogonal resource allocation schemes, wherein the orthogonal resource allocation schemes comprise an air domain beam pointing angle, a frequency domain subcarrier and a code domain pilot sequence; and in the communication service process of the N physical isolation micro-areas by adopting the N orthogonal resource allocation schemes, carrying out fine grain dynamic adjustment of the N physical isolation micro-areas according to the dynamic change of the real-time user distribution density.
2. The method for physical isolation of wireless communication based on 6G spatial multiplexing as set forth in claim 1, wherein the target area is dynamically divided into N physically isolated micro-areas with reference to a real-time user distribution density obtained by performing user equipment location awareness, the method comprising: Transmitting multi-beam scanning signals to a target area through a millimeter wave antenna array pre-deployed in the target area so as to receive multipath signals reflected by user equipment, and summarizing to obtain an original signal data set; After the signal flight time difference and the carrier phase offset of the original signal data set are calculated, the direct path signal characteristics are extracted through a multipath separation algorithm, and a direct path characteristic parameter set is output; performing joint calculation of the arrival angle and the arrival time difference on the direct path characteristic parameter set, and outputting a three-dimensional coordinate set of the user equipment; After generating the real-time user distribution density based on the user equipment three-dimensional coordinate set, dividing the target area into the N physical isolation micro-areas based on a density threshold and physical isolation constraint.
3. The method of claim 2, wherein after generating the real-time user distribution density based on the user equipment three-dimensional coordinate set, partitioning the target area into the N physically isolated micro-regions based on a density threshold and a physical isolation constraint, the method comprising: dividing the target area into a plurality of area grids based on a preset reference grid scale; The user equipment three-dimensional coordinate set is projected to the multiple regional grids to obtain multiple grid-level user densities, so that the real-time user distribution density is formed; and performing density-driven dynamic aggregation splitting on the plurality of regional grids based on a density threshold and physical isolation constraint to obtain the N physical isolation micro-regions.
4. The wireless communication physical isolation method based on 6G spatial multiplexing as set forth in claim 1, wherein the N multi-cavity compound eye bionic antenna units are used as N communication neuron nodes, and are connected according to a preset topology through low-latency direct links, and the method includes: configuring a network topology structure according to the regional adjacent relation and the spatial distribution characteristics of the N physical isolation micro-regions, wherein a ring topology is deployed in a high-user-density region, and a star topology is deployed in a boundary region; Performing dual-channel physical link configuration among the N communication neuron nodes based on the network topology structure to complete construction of a bottom transmission architecture, wherein millimeter wave wireless channels are started when the node distance is smaller than or equal to a preset distance threshold value, and optical fiber wired channels are started when the node distance is larger than the preset distance threshold value, wherein N virtual channels for transmitting interference thermal maps are deployed in the N communication neuron nodes; and loading a layered protocol stack in the bottom layer transmission architecture to complete the construction of the Mesh network, wherein the layered protocol stack comprises a transmission layer time-sensitive network protocol, a network layer distributed hash table addressing protocol and a link layer binding protocol.
5. The wireless communication physical isolation method based on 6G spatial multiplexing as set forth in claim 1, wherein the N multi-cavity compound eye bionic antenna units are driven to collect multi-dimensional signal data, and spatial spectrum calculation is performed to obtain N interference thermal maps, the method comprising: collecting user signal intensity, multipath signal phase difference and subcarrier noise substrates in a first physical isolation micro-area through a plurality of independently controllable micro-radiators in a first multi-cavity compound eye bionic antenna unit; Detecting the distributed signal leakage intensity of the adjacent physical isolation micro-areas through probe antennas deployed at the boundaries of the first physical isolation micro-areas; And executing a spatial spectrum estimation algorithm based on the user signal intensity, the multipath signal phase difference and the subcarrier noise substrate to generate a first interference thermal map comprising an interference direction distribution and interference intensity matrix.
6. The method of physical isolation for wireless communications based on 6G spatial multiplexing of claim 1, further comprising: and controlling the N multi-cavity compound eye bionic antenna units to generate high-directivity main lobe beams to the N physical isolation micro-areas by using the N interference thermal maps as beam control basis through a beam forming algorithm, and forming space nulls in the directions of adjacent micro-areas.
7. The method for wireless communication physical isolation based on 6G spatial multiplexing as set forth in claim 4, wherein uploading the N interference thermal maps to the Mesh network, performing air interface resource orthogonal allocation based on the N communication neuron nodes in cooperation, and outputting N orthogonal resource allocation schemes, the method comprising: the N communication neuron nodes upload the N interference thermal maps to the Mesh network through the N virtual channels, and map aggregation is performed to generate a global interference matrix; performing pair-by-pair adjacent micro-region three-dimensional resource conflict detection based on the global interference matrix to obtain N conflict identification sets, wherein the three-dimensional resource conflict detection covers airspace conflict detection, frequency domain conflict detection and code domain conflict detection; and carrying out conflict resolution and resource mapping iteration on the N conflict identification sets until the N orthogonal resource allocation schemes are output.
8. The method for physical isolation of wireless communications based on 6G spatial multiplexing of claim 7, wherein the N sets of collision identities are iteratively collision resolved and resource mapped until the N orthogonal resource allocation schemes are output, the method comprising: Resolving the N conflict identification sets based on a preset conflict resolution priority to obtain an airspace conflict micro-area group, a frequency domain conflict micro-area group and a code domain conflict micro-area group; Respectively executing beam pointing angle adjustment, subcarrier reassignment and pilot sequence reconstruction on the airspace conflict micro-cell group, the frequency domain conflict micro-cell group and the code domain conflict micro-cell group to obtain an airspace resolution scheme, a frequency domain resolution scheme and a code domain resolution scheme; After the airspace resolution scheme, the frequency domain resolution scheme and the code domain resolution scheme are restored, conflict backtracking verification is carried out, and conflict resolution iteration is triggered based on a verification result until N conflict-free resource allocation schemes are obtained; And carrying out resource mapping on the N conflict-free resource allocation schemes to obtain the N orthogonal resource allocation schemes.
9. The method for wireless communication physical isolation based on 6G spatial multiplexing as set forth in claim 5, wherein the center-to-center distance between adjacent ones of the N physically isolated micro-regions is greater than a beam sidelobe interference threshold, and the micro-radiator implements sidelobe attenuation through a metallic cavity waveguide structure.
10. A wireless communication physical isolation system based on 6G spatial multiplexing, wherein the system is configured to perform the wireless communication physical isolation method based on 6G spatial multiplexing as claimed in any one of claims 1 to 9, and comprises: The region segmentation module is used for dynamically segmenting the target region into N physical isolation micro-regions by referring to the real-time user distribution density obtained by user equipment positioning sensing; the antenna deployment module is used for respectively deploying N multi-cavity compound eye bionic antenna units on the tops of the N physical isolation micro-areas; The network construction module is used for constructing a Mesh network by taking the N multi-cavity compound eye bionic antenna units as N communication neuron nodes and connecting the N communication neuron nodes according to a preset topology through low-delay direct links; The spatial spectrum calculation module is used for driving the N multi-cavity compound eye bionic antenna units to acquire multi-dimensional signal data and performing spatial spectrum calculation to obtain N interference thermodynamic maps; The resource matching module is used for uploading the N interference thermal maps to the Mesh network, carrying out air interface resource orthogonal allocation based on the cooperation of the N communication neuron nodes, and outputting N orthogonal resource allocation schemes, wherein the orthogonal resource allocation schemes comprise an airspace beam pointing angle, a frequency domain subcarrier and a code domain pilot sequence; And the isolation micro-area adjusting module is used for carrying out fine granularity dynamic adjustment on the N physical isolation micro-areas according to the dynamic change of the real-time user distribution density in the communication service process of the N physical isolation micro-areas by adopting the N orthogonal resource allocation schemes.

Description

Wireless communication physical isolation method and system based on 6G spatial multiplexing Technical Field The invention relates to the technical field of wireless communication, in particular to a wireless communication physical isolation method and system based on 6G spatial multiplexing. Background With the advance of large-scale commercial use of 5G networks and 6G technology, wireless communication service demands have shown explosive growth. Particularly, in ultra-high user density scenes such as singing, sporting events, large-scale exhibitions and the like, terminal equipment is accessed densely, and massive users initiate high-speed data services, such as high-definition video live broadcast, picture sharing, real-time social interaction and the like, so that the traditional wireless network faces serious challenges. The existing communication system is difficult to effectively solve the problems of common-frequency interference and uplink noise rise caused by user aggregation through deploying a large number of AAU devices, utilizing full spectrum resources and optimizing a scheduling strategy, and has the defects of drastically reduced network throughput efficiency, even communication paralysis in severe cases, influence on user experience and bring about huge economic loss. The current mainstream solution mainly relies on macro station superposition, cell splitting and beam forming technology, but the essence is still based on the traditional cellular architecture, the airspace resource utilization rate is limited, and the inter-user interference is still difficult to eradicate. Disclosure of Invention The application provides a wireless communication physical isolation method and a system based on 6G space multiplexing, which are used for solving the technical problems of low frequency spectrum efficiency and throughput of a wireless communication system caused by common-frequency interference under a high-density user scene, and achieving the technical effects of obviously reducing interference and realizing dynamic resource optimization through physical isolation and space division multiplexing, thereby improving the system capacity and communication quality. In view of the above problems, the present application provides a wireless communication physical isolation method and system based on 6G spatial multiplexing. The first aspect of the application provides a wireless communication physical isolation method based on 6G space multiplexing, which comprises the steps of dynamically dividing a target area into N physical isolation micro-areas by referring to real-time user distribution density obtained by user equipment positioning sensing, respectively deploying N multi-cavity compound eye bionic antenna units at the tops of the N physical isolation micro-areas, using the N multi-cavity compound eye bionic antenna units as N communication neuron nodes and connecting the N communication neuron nodes according to a preset topology through a low-delay direct link, constructing a Mesh network, driving the N multi-cavity compound eye bionic antenna units to acquire multi-dimensional signal data, performing spatial spectrum calculation to obtain N interference thermal maps, uploading the N interference thermal maps to the Mesh network, carrying out air interface resource orthogonal allocation based on the N communication neuron nodes, and outputting N orthogonal resource allocation schemes, wherein the orthogonal resource allocation schemes comprise space beam pointing angles, frequency domain sub-carriers and code domain sequences, carrying out dynamic adjustment of the N physical isolation micro-areas according to the dynamic change of the user distribution in the communication service process of the N physical isolation micro-areas. The second aspect of the application provides a wireless communication physical isolation system based on 6G space multiplexing, which comprises a region segmentation module, an antenna deployment module, a network construction module, a spatial spectrum calculation module, a resource matching module and a communication module, wherein the region segmentation module dynamically segments a target region into N physical isolation micro-areas by referring to real-time user distribution density obtained by user equipment positioning sensing, the antenna deployment module deploys N multi-cavity compound eye bionic antenna units on the tops of the N physical isolation micro-areas respectively, the network construction module takes the N multi-cavity compound eye bionic antenna units as N communication neuron nodes and is connected according to a preset topology through low-time delay direct links to construct a Mesh network, the spatial spectrum calculation module drives the N multi-cavity compound eye bionic antenna units to acquire multi-dimensional signal data and execute spatial spectrum calculation to obtain N interference thermal maps, the resource matching module