WO2024061111A1

WO2024061111A1 - Resource processing method and apparatus, and communication device

Info

Publication number: WO2024061111A1
Application number: PCT/CN2023/118954
Authority: WO
Inventors: 应祚龙; 吴凯; 李东儒; 简荣灵
Original assignee: 维沃移动通信有限公司
Priority date: 2022-09-22
Filing date: 2023-09-15
Publication date: 2024-03-28
Also published as: CN117812718A

Abstract

The present application belongs to the technical field of communications. Disclosed are a resource processing method and apparatus, and a communication device. The resource processing method in the embodiments of the present application comprises: a first device acquiring a first frequency-domain resource and a second frequency-domain resource, which are in a full-duplex mode, wherein the first frequency-domain resource and the second frequency-domain resource do not overlap with each other in a frequency domain; the first device sending a first signal to a backscatter communication device by means of the first frequency-domain resource; and the first device receiving a second signal by means of the second frequency-domain resource, wherein the second signal is a signal that is backscattered by the backscatter communication device on the basis of the first signal.

Description

Resource processing method, device and communication equipment

CROSS-REFERENCE TO RELATED APPLICATIONS

This application claims priority to Chinese Patent Application No. 202211170284.X filed in China on September 22, 2022, the entire content of which is incorporated herein by reference.

Technical field

The present application belongs to the field of communication technology, and specifically relates to a resource processing method, device and communication equipment.

Background technique

In the backscatter communication (BSC) system, the backscatter equipment transmits and receives signals through backscattering. Specifically, the backscatter communication equipment receives the uplink signal on a certain frequency resource, and then transmits and receives the signal on that frequency resource. Signals are sent through backscattering on frequency resources, that is, downlink signals are sent. However, there is interference between the downlink signal and the uplink signal, which affects communication performance.

Contents of the invention

Embodiments of the present application provide a resource processing method, device and communication equipment, which can solve the problem of interference between uplink and downlink signals in the BSC system.

The first aspect provides a resource processing method, including:

The first device acquires a first frequency domain resource and a second frequency domain resource in full-duplex mode, where the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain;

The first device sends a first signal to the backscatter communication device through the first frequency domain resource;

The first device receives a second signal through the second frequency domain resource, and the second signal is a signal backscattered by the backscatter communication device based on the first signal.

The second aspect provides a resource processing method, including:

The backscatter communication device acquires the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain;

The backscatter communication device receives the first signal sent by the first device through the first frequency domain resource;

The backscatter communication device sends a second signal to the first device through the second frequency domain resource, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.

In a third aspect, a resource processing device is provided, applied to the first device, including:

A first acquisition module, used to acquire a first frequency domain resource and a second frequency domain resource in a full-duplex mode, where the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain;

A first sending module configured to send a first signal to the backscatter communication device through the first frequency domain resource;

A first receiving module configured to receive a second signal through the second frequency domain resource, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.

In the fourth aspect, a resource processing device is provided, applied to backscatter communication equipment, including:

The second acquisition module is used to acquire the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain;

a second receiving module configured to receive the first signal sent by the first device through the first frequency domain resource;

The second sending module is configured to send a second signal to the first device through the second frequency domain resource, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.

In a fifth aspect, a terminal is provided, comprising a processor and a memory, wherein the memory stores a program or instruction that can be run on the processor, and when the program or instruction is executed by the processor, the steps of the method described in the first aspect or the second aspect are implemented.

In a sixth aspect, a terminal is provided, including a processor and a communication interface, wherein the communication interface is used to obtain a first frequency domain resource and a second frequency domain resource in a full-duplex mode, and the first frequency domain resource is The domain resource and the second frequency domain resource do not overlap in the frequency domain; send the first signal to the backscattering communication device through the first frequency domain resource; receive the second signal through the second frequency domain resource, so The second signal is a signal backscattered by the backscatter communication device based on the first signal, or is used to obtain the first frequency domain resource and the second frequency domain resource in full duplex mode, and the second signal is A frequency domain resource and the second frequency domain resource do not overlap in the frequency domain; receive the first signal sent by the first device through the first frequency domain resource; send to the first device through the second frequency domain resource A second signal, the second signal is a signal backscattered by the backscattered communication device based on the first signal.

In a seventh aspect, a network side device is provided. The network side device includes a processor and a memory. The memory stores programs or instructions that can be run on the processor. The program or instructions are executed by the processor. When implementing the steps of the method described in the first aspect.

In an eighth aspect, a network side device is provided, including a processor and a communication interface, wherein the communication interface is used to obtain first frequency domain resources and second frequency domain resources in full duplex mode, and the third frequency domain resource is A frequency domain resource and the second frequency domain resource do not overlap in the frequency domain; sending a first signal to a backscatter communication device through the first frequency domain resource; receiving a second signal through the second frequency domain resource , the second signal is a signal backscattered by the backscattered communication device based on the first signal.

In a ninth aspect, a resource processing system is provided, including: a first device and a backscatter communication device. The first device can be used to perform the steps of the resource processing method as described in the first aspect. The backscatter communication device The communication device may be used to perform the steps of the resource processing method as described in the second aspect.

In the tenth aspect, a readable storage medium is provided, on which a program or instruction is stored. When the program or instruction is executed by a processor, the steps of the method described in the first aspect are implemented, or the steps of the method described in the second aspect are implemented.

In an eleventh aspect, a chip is provided, the chip includes a processor and a communication interface, the communication interface and the The processor is coupled, and the processor is used to run programs or instructions, implement the method described in the first aspect, or implement the method described in the second aspect.

In the twelfth aspect, a computer program/program product is provided, wherein the computer program/program product is stored in a storage medium and is executed by at least one processor to implement the steps of the method described in the first aspect or the second aspect.

In this embodiment of the present application, the first device acquires the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first device sends a signal to the backscattering communication device through the first frequency domain resource. The first signal; the first device receives a second signal through the second frequency domain resource, the second signal is a signal backscattered by the backscatter communication device based on the first signal, and passes through the first frequency domain resource. The first frequency domain resource and the second frequency domain resource can achieve the purpose of transmitting and receiving signals at the same time, and since the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain, they can effectively reduce the uplink signal (first signal) and downlink signal. Interference between signals (second signal).

Description of the drawings

Figure 1 shows a structural diagram of a communication system applicable to the embodiment of the present application;

Figure 2 shows one of the schematic flow diagrams of the resource processing method according to the embodiment of the present application;

Figure 3 shows a schematic diagram of communication between the terminal and the tag in the embodiment of the present application;

Figure 4 shows one of the schematic diagrams of the first frequency domain resource and the second frequency domain resource in the embodiment of the present application;

Figure 5 shows the second schematic diagram of the first frequency domain resource and the second frequency domain resource in the embodiment of the present application;

Figure 6 shows the third schematic diagram of the first frequency domain resource and the second frequency domain resource in the embodiment of the present application;

Figure 7 shows the fourth schematic diagram of the first frequency domain resource and the second frequency domain resource in the embodiment of the present application;

Figure 8 shows the second schematic flow chart of the resource processing method according to the embodiment of the present application;

Figure 9 shows one of the module schematic diagrams of the resource processing device according to the embodiment of the present application;

Figure 10 shows the second module schematic diagram of the resource processing device according to the embodiment of the present application;

FIG11 is a block diagram showing a structure of a communication device according to an embodiment of the present application;

Figure 12 shows a structural block diagram of a terminal according to an embodiment of the present application;

Figure 13 shows a structural block diagram of a network-side device according to an embodiment of the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art fall within the scope of protection of this application.

The terms "first", "second", etc. in the description and claims of this application are used to distinguish similar objects and are not used to describe a specific order or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances so that the embodiments of the application can be practiced in sequences other than those illustrated or described herein, and "first," The objects distinguished by "second" are usually of the same type, and the number of objects is not limited. For example, the first object can be one or multiple. In addition, "and/or" in the description and claims indicates at least one of the connected objects, and the character "/" generally indicates that the related objects are in an "or" relationship.

It is worth pointing out that the technology described in the embodiments of this application is not limited to Long Term Evolution (LTE)/LTE Evolution (LTE-Advanced, LTE-A) systems, and can also be used in other wireless communication systems, such as code Code Division Multiple Access (CDMA), Time Division Multiple Access (TDMA), Frequency Division Multiple Access (FDMA), Orthogonal Frequency Division Multiple Access, OFDMA), Single-carrier Frequency Division Multiple Access (SC-FDMA) and other systems. The terms "system" and "network" in the embodiments of this application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies. The following description describes a New Radio (NR) system for example purposes, and NR terminology is used in much of the following description, but these techniques can also be applied to applications other than NR system applications, such as 6th ^generation Generation, 6G) communication system.

Figure 1 shows a block diagram of a wireless communication system to which embodiments of the present application are applicable. The wireless communication system includes a terminal 11 and a network side device 12. Among them, the terminal 11 can be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer), or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), a handheld computer, a netbook, or a super mobile personal computer. (ultra-mobile personal computer, UMPC), mobile Internet device (Mobile Internet Device, MID), augmented reality (augmented reality, AR)/virtual reality (VR) equipment, robots, wearable devices (Wearable Device) , vehicle user equipment (VUE), pedestrian terminal (Pedestrian User Equipment, PUE), smart home (home equipment with wireless communication functions, such as refrigerators, TVs, washing machines or furniture, etc.), game consoles, personal computers (personal computer, PC), teller machine or self-service machine and other terminal-side devices. Wearable devices include: smart watches, smart bracelets, smart headphones, smart glasses, smart jewelry (smart bracelets, smart bracelets, smart rings, smart necklaces, smart anklets) bracelets, smart anklets, etc.), smart wristbands, smart clothing, etc. It should be noted that the embodiment of the present application does not limit the specific type of the terminal 11. The network side equipment 12 may include access network equipment or core network equipment, where the access network equipment may also be called wireless access network equipment, radio access network (Radio Access Network, RAN), radio access network function or wireless access network unit. Access network equipment can include base stations, Wireless Local Area Networks (WLAN) access points or WiFi nodes, etc. The base station can be called Node B, Evolved Node B (eNB), access point, base transceiver station ( Base Transceiver Station (BTS), radio base station, radio transceiver, Basic Service Set (BSS), Extended Service Set (ESS), home B-node, home evolved B-node, sending and receiving point ( Transmitting Receiving Point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical terms. It should be noted that in the embodiment of this application, only the NR system is used The base station is introduced as an example, and the specific type of base station is not limited.

In order to enable those skilled in the art to better understand the embodiments of the present application, the following description is provided first.

1. Backscatter Communication (BSC);

Backscatter communication means that backscatter communication equipment uses radio frequency signals from other devices or the environment to perform signal modulation to transmit its own information. Backscatter communications equipment, which may be:

(1) The backscatter communication device in traditional Radio Frequency Identification (RFID) is generally a tag (Tag) and is a passive IoT device (Passive-IoT);

(2) Semi-passive tags, such tags have certain amplification capabilities for downlink reception or uplink reflection;

(3) Tags with active transmission capabilities (active tags). This type of terminal can send information to the base station (gNB) or reader (reader) without relying on reflection of the incident signal.

A simple implementation is that when the tag needs to send "1", the tag reflects the incident carrier signal, and when the tag needs to send "0", it does not reflect.

Backscatter communication equipment controls the reflection coefficient Γ of the circuit by adjusting its internal impedance, thereby changing the amplitude, frequency, phase, etc. of the incident signal to achieve signal modulation. The reflection coefficient of the signal can be characterized as:

Among them, Z ₀ is the antenna characteristic impedance, and Z ₁ is the load impedance. Assuming that the incident signal is S _in (t), the output signal is Therefore, corresponding amplitude modulation, frequency modulation or phase modulation can be achieved by reasonably controlling the reflection coefficient.

2. Information transmission between gNB/reader and Tag in RFID;

a.Select

The process by which the reader selects a tag group for subsequent inventory or encrypts the tag group for subsequent authentication. Selection includes selection and interrogation commands;

b. Inventory

The process by which a reader identifies a tag. The reader begins the inventory cycle by sending a query command in one of four sessions. One or more tags may reply. The reader detects a single tag response and requests Protocol Control (PC), optionally the Extended Protocol Control (XPC) word, Electronic Product Code (EPC), and 16-bit cyclic redundancy Redundancy check code (16 bit Cyclic Redundancy Check, CRC-16). The inventory loop only runs one session at a time. Inventory contains several commands.

c. Access

The process in which a reader conducts transactions (reading, writing, authenticating, or otherwise participating) with a single tag. Before accessing, the reader identifies the tag individually. Access includes multiple commands.

The instructions for Reader operations are shown in Table 1, and the operation types are shown in Table 2.

Table 1

Table 2

The status of the Tag tag is shown in Table 3.

table 3

The current ultra-high frequency radio frequency identification (UHF RFID) protocol design in inventory mode requires the reader to send a query command (Query) and then the tag (Tag) responds (Reply), that is, a 16-bit random number is generated for the reader. extractor. Then the reader sends the sequence to the Tag through the ACK command, and the Tag sends the relevant data to the reader.

3. Backscatter communication application scenarios

Application scenario 1: Network-side equipment (such as base stations) sends continuous waves (CW) and signaling and receives the reflected signal of the tag.

Application scenario 2: The terminal sends CW and signaling and receives the reflected signal of the tag.

Application scenario 3: The network side device sends CW and signaling to the Tag; the terminal receives the backscatter information sent by the Tag.

Application scenario 4: The terminal sends CW and signaling to the Tag, and the network side device receives the backscattering information of the Tag.

The types of the above base stations include but are not limited to: Integrated Access and Backhaul (IAB) station (IAB node), repeater (repeater), pole station (Pole station). For example, the above repeater can be Network controlled repeater.

The resource processing method provided by the embodiments of the present application will be described in detail below with reference to the accompanying drawings through some embodiments and application scenarios.

As shown in Figure 2, this embodiment of the present application provides a resource processing method, including:

Step 201: The first device obtains the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain.

Optionally, the first frequency domain resource is used by the first device to send the first signal to the backscatter communication device in full-duplex mode, and the second frequency domain resource is used by the first device in A second signal is received in a full-duplex mode, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.

In this embodiment of the present application, the above-mentioned first device includes a terminal or a network-side device (such as a base station). This first device supports full-duplex operating mode. The above-mentioned backscatter communication device can be specifically a tag (Tag), for example, active tag, semi-passive tag, passive tag.

Step 202: The first device sends a first signal to the backscatter communication device through the first frequency domain resource.

Step 203: The first device receives a second signal through the second frequency domain resource, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.

The above-mentioned first signal includes at least one of control signaling and carrier signal.

In this embodiment of the present application, the first device acquires the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first device sends the first frequency domain resource to the backscattering communication device through the first frequency domain resource. A signal; the first device receives a second signal through the second frequency domain resource, the second signal is a signal backscattered by the backscatter communication device based on the first signal, through the above-mentioned first frequency domain The resource and the second frequency domain resource can achieve the purpose of transmitting and receiving signals at the same time, and since the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain, the uplink signal (first frequency domain resource) can be effectively reduced. signal) and the downlink signal (second signal). Optionally, the time domain resource corresponding to the first frequency domain resource and the time domain resource corresponding to the second frequency domain resource are the same.

As an optional implementation method, the above-mentioned first frequency domain resource is a Frequency Division Duplex (FDD) uplink (UL) resource, and the above-mentioned second frequency domain resource may specifically be an FDD downlink (DL) resource. )resource.

Optionally, the first device is a terminal;

The first device obtains the first frequency domain resource and the second frequency domain resource in the full-duplex mode, including:

The first device obtains the full-duplex backscatter communication BSC resource configuration information sent by the network side device or the backscatter communication device. The full-duplex BSC resource configuration information includes the first frequency domain resource and the third frequency domain resource. Configuration information of second frequency domain resources;

The first device acquires the first frequency domain resource and the second frequency domain resource in the full duplex mode according to the full-duplex BSC resource configuration information.

Optionally, the full-duplex BSC resource configuration information sent by the backscatter communication device obtained by the first device is sent by the network side device to the backscatter communication device.

Exemplarily, when the first device is a terminal, the first device may obtain full-duplex BSC resource configuration information sent by a network side device, and determine the first frequency domain resources and the second frequency domain resources according to the full-duplex BSC resource configuration information.

For example, the first device may also determine the first frequency domain resource and the second frequency domain resource according to the protocol agreement.

Optionally, in the case where the full-duplex backscatter communication BSC resource configuration information is sent by the network side device, the method in the embodiment of the present application further includes:

The terminal sends full-duplex BSC resource configuration information to the backscatter communication device, where the full-duplex BSC resource configuration information includes configuration information of the first frequency domain resource and the second frequency domain resource.

In the embodiment of the present application, the terminal can send the full-duplex BSC resource configuration information to the backscatter communication device (that is, the terminal obtains the full-duplex BSC resource configuration information from the network side device and sends it to the backscatter communication device ), and the terminal or network side device communicates with the backscattering communication device based on the first frequency domain resource and the second frequency domain resource. The network side device may also send the full-duplex BSC resource configuration information to the backscatter communication device. Toward scattering communication equipment, and the terminal or network side equipment communicates with the backscattering communication equipment based on the above-mentioned first frequency domain resource and second frequency domain resource.

Here, the full-duplex BSC resource configuration information is sent to the backscatter communication device, so that the backscatter communication device determines the first frequency domain resource and the second frequency domain resource according to the full-duplex BSC resource configuration information.

Optionally, the method in the embodiment of this application also includes:

The first device sends full-duplex BSC resource configuration information to the backscatter communication device, where the first device is a network side device.

Specifically, the network side device directly sends the full-duplex BSC resource configuration information to the backscatter communication device, or the network-side device sends the full-duplex BSC resource configuration information to the terminal, and the terminal sends the full-duplex BSC resource configuration information to the terminal. Sent to backscatter communications equipment.

Optionally, the first device sends the first signal to the backscatter communication device through the first frequency domain resource, including:

The first device acquires capability information of the backscatter communication device, where the capability information includes at least one of a frequency shifting capability supported by the backscatter communication device and a bandwidth supported by the backscatter communication device. ;

According to the capability information, determine a first target frequency domain resource in the first frequency domain resource;

The first signal is sent to the backscatter communication device on the first target frequency domain resource.

In the embodiment of the present application, the terminal can obtain the capability information of the backscatter communication device, and the terminal communicates with the backscatter communication device based on the capability information, or the terminal can obtain the capability information of the backscatter communication device, and sends the capability information to the network side device, and the network side device communicates with the backscatter communication device based on the capability information; or, the network side device obtains the capability information of the backscatter communication device, and uses the network side device to Communicate with the backscatter communication device based on the capability information, or the network side device obtains the capability information of the backscatter communication device and sends the capability information to the terminal, and the terminal communicates with the backscatter communication device based on the capability information. Scatter communication equipment for communication. Optionally, the bandwidth of the first target frequency domain resource is less than or equal to the bandwidth supported by the backscatter communication device, and the frequency corresponding to the first target frequency domain resource is determined by the frequency shifting capability of the backscatter communication device. Supported frequencies.

In the embodiment of the present application, the backscatter communication device supports frequency shifting capability. For example, if the backscatter communication device receives the first signal on the first frequency resource, the backscatter communication device can backscatter on the second frequency resource. For the first signal (that is, sending the second signal), the frequency of the second frequency resource may be higher than the frequency of the first frequency resource or lower than the frequency of the first frequency resource.

Optionally, the first device receives the second signal through the second frequency domain resource, including:

Obtain capability information of the backscatter communication device, where the capability information includes at least one of a frequency shifting capability supported by the backscatter communication device and a bandwidth supported by the backscatter communication device;

Determine a second target frequency domain resource in the second frequency domain resource according to the capability information;

The second signal is received on the second target frequency domain resource.

The process of obtaining the capability information of the backscatter communication device has been explained in the above description and will not be described again here.

Optionally, the bandwidth of the second target frequency domain resource is less than or equal to the bandwidth supported by the backscatter communication device, and the frequency corresponding to the second target frequency domain resource is determined by the frequency shifting capability of the backscatter communication device. Supported frequencies.

Optionally, the first frequency domain resource includes a first frequency domain resource set, and the first frequency domain resource set includes at least one frequency band (or bandwidth) resource;

And/or, the second frequency domain resource includes a second frequency domain resource set, and the second frequency domain resource includes at least one frequency band (or bandwidth) resource.

Optionally, the number of frequency band resources is configured by a network side device, or is agreed upon by a protocol.

Optionally, the bandwidth of the frequency band resource is greater than or equal to a preset bandwidth. The sources may be multiple uplink frequency bands (UL bands) or multiple subbands in an uplink frequency band, and the frequency band resources in the second frequency domain resources may be multiple downlink frequency bands (DL bands) or multiple subbands in a downlink frequency band.

Optionally, at least two frequency band resources in the first frequency domain resource set are continuous or discrete;

And/or, at least two frequency band resources in the second frequency domain resource set are continuous or discrete.

Optionally, the interval between discrete frequency band resources is greater than or equal to a specific bandwidth.

In the embodiment of the present application, when the above-mentioned frequency band resources are discrete, different frequency band resources can be selected for the tag based on different capabilities of the tag, that is, to achieve the purpose of flexibly configuring resources, or it can be used in multiple discrete frequency band resources. Select frequency band resources with good communication quality for tags.

In the case that the above-mentioned frequency band resources are continuous, fixed bandwidth resources can be selected from the resources provided by the system for resource configuration, thereby facilitating resource configuration.

Optionally, the first signal occupies part or all of the frequency band resources in the first frequency domain resource set;

And/or, the second signal occupies part or all of the frequency band resources in the second frequency domain resource set.

Optionally, when at least two frequency band resources in the first frequency domain resource set are discrete, the bandwidths of the at least two frequency band resources are the same or different. And/or, when at least two frequency band resources in the second frequency domain resource set are discrete, the bandwidths of the at least two frequency band resources are the same or different.

Optionally, the resource unit of the frequency band resource includes at least one of the following:

subcarrier;

Resource Block (RB);

Resource unit (Resource Element, RE);

Hertz (Hz).

Optionally, the resource interval between the first frequency domain resource and the second frequency domain resource is greater than or equal to a preset resource interval, and the preset resource interval is configured by the network side device or predetermined by the protocol.

In an embodiment of the present application, both the first device and the backscatter communication device have certain frequency shifting capabilities, and the network is configured in advance or the protocol predefines the frequency domain resources of the uplink and downlink signals in the backscatter communication (i.e., the first frequency domain resources and second frequency domain resources). It is assumed that the above-mentioned first device is a terminal and the above-mentioned backscatter communication device is a tag. As shown in Figure 3, the terminal sends a first signal (uplink signal or control command) on the first frequency domain resource, and the tag correspondingly receives the signal and reflects it on the second frequency domain resource through backscattering by moving the frequency. signal, the terminal receives the signal corresponding to the second frequency domain resource. Schematic diagrams of the above-mentioned first frequency domain resources (uplink frequency domain resources) and second frequency domain resources (downlink frequency domain resources) are shown in Figures 4, 5, 6 and 7.

Among them, as shown in Figure 4, the first frequency domain resource and the second frequency domain resource are both a continuous frequency domain resource. As shown in Figure 5, the first frequency domain resource includes a frequency domain resource set. The frequency domain resource The set contains multiple different frequency band resources, and there are certain intervals between different frequency band resources. The second frequency domain resource is a continuous frequency domain resource. As shown in Figure 6, the second frequency domain resource includes a frequency domain resource set. The frequency domain resource set includes multiple different frequency band resources. There is a certain interval between different frequency band resources. The first frequency domain resource is a continuous frequency band. domain resources. As shown in Figure 7, both the first frequency domain resource and the second frequency domain resource include a frequency domain resource set, and the frequency domain resource set contains multiple different frequency band resources. Different There is a certain interval between frequency band resources.

The first signal may use part or all of the first frequency domain resources, and the second signal may use part or all of the second frequency domain resources. As an implementation method, as shown in Figure 4, when the first frequency domain resource and the second frequency domain resource are a continuous frequency domain resource, the first signal can use resources within a part of the bandwidth of the first frequency domain resource. , the second signal may use resources within a part of the bandwidth of the second frequency domain resource.

As another implementation, as shown in Figure 7, when the first frequency domain resource and the second frequency domain resource are a discrete frequency domain resource, the first signal can use any frequency band f4 or f5 or f6. , the second signal can use any frequency band f1 or f2 or f3.

It should be noted that the bandwidths of f4, f5 or f6 can be the same or different. For example, the bandwidths of f4, f5, and f6 are all 1MHz, or the bandwidth of f4 is 1MHz, the bandwidth of f5 is 2MHz, and the bandwidth of f6 is 5MHz. . Here, there are multiple optional frequency bands. When the communication quality of the f4 band is poor, the uplink signal can be sent on the f5 band.

There is a certain frequency interval between the above-mentioned first frequency domain resource and the second frequency domain resource. Specifically, for example, the interval between the lowest frequency point of the first frequency domain resource and the highest frequency point of the second frequency domain resource is 10 MHz. It should be noted here that the frequency position of the first frequency domain resource is not necessarily lower than the frequency position of the second frequency domain resource. At the same time, it should be noted that the above-mentioned frequency domain resources are frequency domain resources used for FDD, including but not limited to UHF (Ultra-High Frequency, UHF) frequency band, Supplementary Uplink (SUL) frequency band, Supplementary Downlink ( Supplementary Downlink, SDL) frequency band, etc.

As shown in Figure 8, this embodiment of the present application also provides a resource processing method, including:

Step 801: The backscatter communication device acquires the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain.

Step 802: The backscatter communication device receives the first signal sent by the first device through the first frequency domain resource.

Step 803: The backscatter communication device sends a second signal to the first device through the second frequency domain resource. The second signal is backscattered by the backscatter communication device based on the first signal. Signal.

This backscatter communication device supports full-duplex operation mode. The above-mentioned backscatter communication device can be specifically a tag (Tag), for example, active tag, semi-passive tag, passive tag.

In the embodiment of the present application, the backscatter communication device obtains the first frequency domain resource and the second frequency domain resource in the full-duplex mode. The first frequency domain resource and the second frequency domain resource are not in the frequency domain. Overlap; the backscatter communication device receives the first signal sent by the first device through the first frequency domain resource; the backscatter communication device sends a second signal to the first device through the second frequency domain resource, so The second signal is a signal backscattered by the backscattered communication device based on the first signal. , the purpose of simultaneously transmitting and receiving signals can be achieved through the above-mentioned first frequency domain resource and second frequency domain resource, and since the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain, the uplink signal ( interference between the first signal) and the downlink signal (second signal).

Optionally, the time domain resource corresponding to the first frequency domain resource and the time domain resource corresponding to the second frequency domain resource are the same.

Optionally, the backscatter communication device obtains the first frequency domain resource and the second frequency domain resource in the full-duplex mode, including:

Obtain full-duplex backscatter communication BSC resource configuration information sent by the first device and/or the second device, where the full-duplex BSC resource configuration information includes the first frequency domain resource and the second frequency domain resource. configuration information;

According to the full-duplex BSC resource configuration information, obtain the first frequency domain resource and the second frequency domain resource in the full-duplex mode;

Wherein, the first device includes a terminal or a network side device;

When the first device is a terminal, the second device is a network-side device;

When the first device is a network-side device, the second device is a terminal.

In the embodiment of the present application, the backscatter communication device can determine the first frequency domain resource and the second frequency domain resource according to the above-mentioned full-duplex BSC resource configuration information, or can also determine the above-mentioned first frequency domain resource and the second frequency domain resource according to the agreement. domain resources.

Optionally, the method in the embodiment of this application also includes:

Sending capability information to the first device and/or the second device, the capability information including at least one of a frequency shifting capability supported by the backscatter communication device and a bandwidth supported by the backscatter communication device;

Wherein, the first device includes a terminal or a network side device;

Here, the capability information is sent so that the first device determines the first target frequency domain resource in the first frequency domain resource and/or determines the second target frequency domain resource in the second frequency domain resource.

Optionally, the backscatter communication device receives the first signal sent by the first device through the first frequency domain resource, including:

According to the capability information of the backscatter communication device, a first target frequency domain resource is determined in the first frequency domain resource; the capability information includes the frequency shifting capability supported by the backscatter communication device and the reverse backscatter communication device. At least one of the bandwidths supported by the scatter communication device;

The first signal is received on the first target frequency domain resource.

Optionally, the backscatter communication device sends a second signal to the first device through the second frequency domain resource, including:

According to the capability information of the backscatter communication device, a second target frequency domain resource is determined in the second frequency domain resource; the capability information includes the frequency shifting capability supported by the backscatter communication device and the reverse frequency domain resource. At least one of the bandwidths supported by the scatter communication device;

The second signal is sent on the second target frequency domain resource.

Optionally, the first frequency domain resource includes a first frequency domain resource set, and the first frequency domain resource set includes at least one frequency band resource;

And/or, the second frequency domain resource includes a second frequency domain resource set, and the second frequency domain resource includes at least one frequency band resource.

In the embodiment of the present application, the backscatter communication device obtains the first frequency domain resource and the second frequency domain resource in the full-duplex mode. The first frequency domain resource and the second frequency domain resource are not in the frequency domain. Overlay; backscatter communications equipment via the The first frequency domain resource receives the first signal sent by the first device; the backscatter communication device sends a second signal to the first device through the second frequency domain resource, and the second signal is the backscattered signal. The communication device backscatters a signal based on the first signal. , the purpose of simultaneously transmitting and receiving signals can be achieved through the above-mentioned first frequency domain resource and second frequency domain resource, and since the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain, the uplink signal ( interference between the first signal) and the downlink signal (second signal).

For the resource processing method provided by the embodiment of the present application, the execution subject may be a resource processing device. In the embodiment of the present application, the resource processing device executing the resource processing method is taken as an example to illustrate the resource processing device provided by the embodiment of the present application.

As shown in FIG. 9 , the embodiment of the present application further provides a resource processing device 900, which is applied to a first device and includes:

The first acquisition module 901 is used to acquire the first frequency domain resource and the second frequency domain resource in the full-duplex mode. The first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain, The first device is a terminal or a network side device;

The first sending module 902 is configured to send the first signal to the backscatter communication device through the first frequency domain resource;

The first receiving module 903 is configured to receive a second signal through the second frequency domain resource, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.

Optionally, the first acquisition module includes:

The first acquisition sub-module is used to acquire the full-duplex backscatter communication BSC resource configuration information sent by the network side device or the backscatter communication device. The full-duplex BSC resource configuration information includes the first frequency domain resource and Configuration information of the second frequency domain resource;

A first determining submodule, configured to obtain the first frequency domain resources and the second frequency domain resources in full-duplex mode according to the full-duplex BSC resource configuration information;

The first device is a terminal.

Optionally, the device of the embodiment of the present application also includes:

A third sending module configured to send the full-duplex BSC resource configuration information to the backscatter communication device when the full-duplex backscatter communication BSC resource configuration information is sent by the network side device, The full-duplex BSC resource configuration information includes configuration information of the first frequency domain resource and the second frequency domain resource.

A sending module, configured to send full-duplex BSC resource configuration information to the backscatter communication device, where the first device is a network-side device.

Optionally, the first sending module includes:

The second acquisition sub-module is used to acquire the capability information of the backscatter communication device. The capability information includes the frequency shifting capability supported by the backscatter communication device and the bandwidth in the bandwidth supported by the backscatter communication device. at least one item;

A second determination submodule, configured to determine a first target frequency domain resource in the first frequency domain resource according to the capability information;

The first sending submodule is configured to send the first signal to the backscatter communication device on the first target frequency domain resource.

Optionally, the first receiving module includes:

The third acquisition sub-module is used to obtain the capability information of the backscatter communication device. The capability information includes the frequency shifting capability supported by the backscatter communication device and the bandwidth in the bandwidth supported by the backscatter communication device. at least one item;

A third determination submodule, configured to determine a second target frequency domain resource in the second frequency domain resource according to the capability information;

The first receiving submodule is configured to receive the second signal on the second target frequency domain resource.

The first frequency domain resource set includes at least one frequency band resource;

subcarrier;

Resource block RB;

resource unit RE;

hertz.

In this embodiment of the present application, the first device acquires the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first device sends the first frequency domain resource to the backscattering communication device through the first frequency domain resource. A signal; the first device receives a second signal through the second frequency domain resource, the second signal is a signal backscattered by the backscatter communication device based on the first signal, through the above-mentioned first frequency domain The resource and the second frequency domain resource can achieve the purpose of transmitting and receiving signals at the same time, and since the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain, the uplink signal (first signal) and downlink signal can be effectively reduced (second signal).

The resource processing device in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or may be a component in the electronic device, such as an integrated circuit or chip. The electronic device may be a terminal or other devices other than the terminal. For example, terminals may include but are not limited to the types of terminals 11 listed above, and other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., which are not specifically limited in the embodiment of this application.

The resource processing device provided by the embodiments of the present application can implement each process implemented by the method embodiments in Figures 2 to 8 and achieve the same technical effect. To avoid duplication, details will not be described here.

As shown in Figure 10, this embodiment of the present application also provides a resource processing device 1000, which is applied to backscatter communication. Equipment, including:

The second acquisition module 1001 is used to acquire the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain;

The second receiving module 1002 is configured to receive the first signal sent by the first device through the first frequency domain resource;

The second sending module 1003 is configured to send a second signal to the first device through the second frequency domain resource, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.

Optionally, the second receiving module includes:

The fourth acquisition sub-module is used to acquire the full-duplex backscatter communication BSC resource configuration information sent by the first device and/or the second device. The full-duplex BSC resource configuration information includes the first frequency domain resource and Configuration information of the second frequency domain resource;

The fourth determination sub-module is used to obtain the first frequency domain resource and the second frequency domain resource in the full-duplex mode according to the full-duplex BSC resource configuration information;

Wherein, the first device includes a terminal or a network side device;

Optionally, the device of the embodiment of the present application further includes:

The third sending module is configured to send capability information to the first device and/or the second device, where the capability information includes the frequency moving capability supported by the backscatter communication device and the bandwidth supported by the backscatter communication device. at least one of;

Wherein, the first device includes a terminal or a network side device;

Optionally, the second receiving module includes:

The fifth determination sub-module is used to determine the first target frequency domain resource in the first frequency domain resource according to the capability information of the backscatter communication device; the capability information includes the capability information supported by the backscatter communication device. At least one of the frequency shifting capability and the bandwidth supported by the backscatter communication device;

The second receiving submodule is configured to receive the first signal on the first target frequency domain resource.

Optionally, the second sending module includes:

The sixth determination sub-module is used to determine the second target frequency domain resource in the second frequency domain resource according to the capability information of the backscatter communication device; the capability information includes the capability information supported by the backscatter communication device. At least one of the frequency shifting capability and the bandwidth supported by the backscatter communication device;

The second sending submodule is configured to send the second signal on the second target frequency domain resource.

And/or, the second frequency domain resources include a second frequency domain resource set, and the second frequency domain resources include at least one frequency domain resource set. With resources.

Optionally, as shown in Figure 11, this embodiment of the present application also provides a communication device 1100, which includes a processor 1101 and a memory 1102. The memory 1102 stores programs or instructions that can be run on the processor 1101, such as , when the communication device 1100 is a terminal, when the program or instruction is executed by the processor 1101, each step of the method embodiment on the first device side or the backscatter communication device side is implemented, and the same technical effect can be achieved. When the communication device 1100 is a network-side device, when the program or instruction is executed by the processor 1101, the steps of the above-mentioned first device-side method embodiment are implemented, and the same technical effect can be achieved. To avoid duplication, they will not be described again here. .

Embodiments of the present application also provide a terminal, including a processor and a communication interface. The communication interface is used to obtain first frequency domain resources and second frequency domain resources in full-duplex mode. The first frequency domain resources and the The second frequency domain resources do not overlap in the frequency domain; send a first signal to the backscatter communication device through the first frequency domain resource; receive a second signal through the second frequency domain resource, the second signal is a signal backscattered by the backscattered communication device based on the first signal. Alternatively, the communication interface is used to obtain the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain; through the The first frequency domain resource receives the first signal sent by the first device; and sends a second signal to the first device through the second frequency domain resource. The second signal is the backscattering communication device based on the first signal. Signal backscattered signal.

This terminal embodiment corresponds to the above-mentioned first device-side method embodiment. Each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect. Specifically, FIG. 12 is a schematic diagram of the hardware structure of a terminal that implements an embodiment of the present application.

The terminal 1200 includes but is not limited to: a radio frequency unit 1201, a network module 1202, an audio output unit 1203, an input unit 1204, a sensor 1205, a display unit 1206, a user input unit 1207, an interface unit 1208, a memory 1209, a processor 1210, etc. At least some parts.

Those skilled in the art will appreciate that the terminal 1200 may also include a power source (such as a battery) for supplying power to each component, and the power source may be logically connected to the processor 1210 through a power management system, so as to implement functions such as charging, discharging, and power consumption management through the power management system. The terminal structure shown in FIG12 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine certain components, or arrange components differently, which will not be described in detail here.

It should be understood that in this embodiment of the present application, the input unit 1204 may include a graphics processing unit (GPU) 12041 and a microphone 12042. The graphics processor 12041 is useful in video capture mode or image processing. In the image capture mode, image data of still pictures or videos obtained by an image capture device (such as a camera) is processed. The display unit 1206 may include a display panel 12061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 1207 includes at least one of a touch panel 12071 and other input devices 12072 . Touch panel 12071, also known as touch screen. The touch panel 12071 may include two parts: a touch detection device and a touch controller. Other input devices 12072 may include but are not limited to physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be described again here.

In this embodiment of the present application, after receiving downlink data from the network side device, the radio frequency unit 1201 can transmit it to the processor 1210 for processing; in addition, the radio frequency unit 1201 can send uplink data to the network side device. Generally, the radio frequency unit 1201 includes, but is not limited to, an antenna, amplifier, transceiver, coupler, low noise amplifier, duplexer, etc.

Memory 1209 may be used to store software programs or instructions as well as various data. The memory 1209 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may store an operating system, an application program or instructions required for at least one function (such as a sound playback function, Image playback function, etc.) etc. Additionally, memory 1209 may include volatile memory or nonvolatile memory, or memory 1209 may include both volatile and nonvolatile memory. Among them, non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically removable memory. Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory. Volatile memory can be random access memory (Random Access Memory, RAM), static random access memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random access memory (Synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (Double Data Rate SDRAM, DDRSDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous link dynamic random access memory (Synch link DRAM) , SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DRRAM). Memory 1209 in embodiments of the present application includes, but is not limited to, these and any other suitable types of memory.

The processor 1210 may include one or more processing units; optionally, the processor 1210 integrates an application processor and a modem processor, where the application processor mainly handles operations related to the operating system, user interface, application programs, etc., Modem processors mainly process wireless communication signals, such as baseband processors. It can be understood that the above modem processor may not be integrated into the processor 1210.

Among them, in an embodiment of the present application, the radio frequency unit 1201 is used to obtain the first frequency domain resource and the second frequency domain resource in the full-duplex mode. The first frequency domain resource and the second frequency domain resource are The domain resources do not overlap in the frequency domain; send a first signal to the backscattering communication device through the first frequency domain resource; receive a second signal through the second frequency domain resource, and the second signal is the backscattering communication device. A backscattered communication device backscatters a signal based on the first signal.

Optionally, the first device is a terminal; the radio frequency unit 1201 is also used to:

Obtain full-duplex backscatter communication BSC resource configuration information, where the full-duplex BSC resource configuration information includes configuration information of the first frequency domain resource and the second frequency domain resource;

According to the full-duplex BSC resource configuration information, the first frequency domain resource and the second frequency domain resource in the full-duplex mode are obtained.

Optionally, the radio frequency unit 1201 is also used for:

Full-duplex BSC resource configuration information is sent to the backscatter communication device, where the full-duplex BSC resource configuration information includes configuration information of the first frequency domain resource and the second frequency domain resource.

Optionally, the radio frequency unit 1201 is also used for:

Obtain the backscatter communication device capability information, the capability information includes at least one of the frequency moving capability supported by the backscatter communication device and the bandwidth supported by the backscatter communication device;

Optionally, the radio frequency unit 1201 is further configured to:

Determining, according to the capability information, a second target frequency domain resource in the second frequency domain resource;

The second signal is received on the second target frequency domain resource.

subcarrier;

Resource block RB;

resource unit RE;

hertz.

In another embodiment of the present application, the processor 1210 is configured to obtain the first frequency domain resource and the second frequency domain resource in the full-duplex mode. The first frequency domain resource and the second frequency domain resource are There is no overlap in the frequency domain; receiving the first signal sent by the first device through the first frequency domain resource; sending a second signal to the first device through the second frequency domain resource, where the second signal is the The communication device backscatters a signal based on the first signal.

Optionally, the radio frequency unit 1201 is also used for:

Acquire full-duplex backscatter communication BSC resource configuration information sent by the first device and/or the second device, wherein the full-duplex BSC resource configuration information includes configuration information of the first frequency domain resources and the second frequency domain resources;

Wherein, the first device includes a terminal or a network side device;

Optionally, the radio frequency unit 1201 is also used for:

Send capability information to the first device and/or the second device, where the capability information includes at least one of a frequency shifting capability supported by the backscatter communication device and a bandwidth supported by the backscatter communication device;

Wherein, the first device includes a terminal or a network side device;

Optionally, the radio frequency unit 1201 is also used for:

The first signal is received on the first target frequency domain resource.

Optionally, the radio frequency unit 1201 is also used for:

The second signal is sent on the second target frequency domain resource.

In the embodiment of the present application, the first frequency domain resource and the second frequency domain resource in the full-duplex mode are obtained, and the first device sends the first signal to the backscattering communication device through the first frequency domain resource; The first device receives a second signal through the second frequency domain resource. The second signal is a signal backscattered by the backscatter communication device based on the first signal. Through the first frequency domain resource and the third The two frequency domain resources can achieve the purpose of transmitting and receiving signals simultaneously, and since the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain, they can effectively reduce the uplink signal (first signal) and downlink signal (second signal). interference between signals). .

Embodiments of the present application also provide a network-side device, including a processor and a communication interface. The communication interface is used to obtain first frequency domain resources and second frequency domain resources in full-duplex mode. The first frequency domain resources does not overlap with the second frequency domain resource in the frequency domain; sends a first signal to the backscatter communication device through the first frequency domain resource; receives a second signal through the second frequency domain resource, and the The second signal is a signal backscattered by the backscattered communication device based on the first signal. This network-side device embodiment corresponds to the above-mentioned first device method embodiment. Each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this network-side device embodiment, and can achieve the same technical effect.

Specifically, the embodiment of the present application also provides a network side device. As shown in FIG. 13 , the network side device 1300 includes: an antenna 131 , a radio frequency device 132 , a baseband device 133 , a processor 134 and a memory 135 . The antenna 131 is connected to the radio frequency device 132 . In the uplink direction, the radio frequency device 132 receives information through the antenna 131 and sends the received information to the baseband device 133 for processing. In the downlink direction, the baseband device 133 processes the information to be sent and sends it to the radio frequency device 132. The radio frequency device 132 processes the received information and then sends it out through the antenna 131.

The method performed by the network side device in the above embodiment can be implemented in the baseband device 133, which includes a baseband processor.

The baseband device 133 may include, for example, at least one baseband board on which multiple chips are disposed, as shown in FIG. Program to perform the network device operations shown in the above method embodiments.

The network side device may also include a network interface 136, which is, for example, a common public radio interface (CPRI).

Specifically, the network side device 1300 in this embodiment of the present invention also includes: instructions or programs stored in the memory 135 and executable on the processor 134. The processor 134 calls the instructions or programs in the memory 135 to execute Figure 9 or Figure 10 The execution methods of each module are shown and achieve the same technical effect. To avoid repetition, they will not be described in detail here.

Embodiments of the present application also provide a readable storage medium. Programs or instructions are stored on the readable storage medium. When the program or instructions are executed by a processor, each process of the above resource processing method embodiment is implemented, and the same can be achieved. The technical effects will not be repeated here to avoid repetition.

Wherein, the processor is the processor in the terminal described in the above embodiment. The readable storage medium includes computer readable storage media, such as computer read-only memory ROM, random access memory RAM, magnetic disk or optical disk, etc.

An embodiment of the present application further provides a chip, which includes a processor and a communication interface, wherein the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the various processes of the above-mentioned resource processing method embodiment, and can achieve the same technical effect. To avoid repetition, it will not be repeated here.

It should be understood that the chips mentioned in the embodiments of this application may also be called system-on-chip, system-on-a-chip, system-on-chip or system-on-chip, etc.

Embodiments of the present application further provide a computer program/program product. The computer program/program product is stored in a storage medium. The computer program/program product is executed by at least one processor to implement the above resource processing method embodiment. Each process can achieve the same technical effect. To avoid repetition, we will not go into details here.

An embodiment of the present application also provides a resource processing system, including: a first device and a backscatter communication device. The first device can be used to perform the steps of the resource processing method performed by the first device as described above. The backscatter communication device may be used to perform the steps of the resource processing method performed by the backscatter communication device as described above.

It should be noted that, in this document, the terms "comprising", "comprises" or any other variations thereof are intended to cover a non-exclusive inclusion, such that a process, method, article or device that includes a series of elements not only includes those elements, It also includes other elements not expressly listed or inherent in the process, method, article or apparatus. Without further limitation, an element defined by the statement "comprises a..." does not exclude the presence of additional identical elements in a process, method, article or apparatus that includes that element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved. Functions may be performed, for example, the methods described may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Through the above description of the embodiments, those skilled in the art can clearly understand that the methods of the above embodiments can be implemented by means of software plus the necessary general hardware platform. Of course, it can also be implemented by hardware, but in many cases the former is better. implementation. Based on this understanding, the technical solution of the present application can be embodied in the form of a computer software product that is essentially or contributes to the existing technology. The computer software product is stored in a storage medium (such as ROM/RAM, disk , CD), including several instructions to cause a terminal (which can be a mobile phone, computer, server, air conditioner, or network device, etc.) to execute the methods described in various embodiments of this application.

The embodiments of the present application have been described above in conjunction with the accompanying drawings. However, the present application is not limited to the above-mentioned specific implementations. The above-mentioned specific implementations are only illustrative and not restrictive. Those of ordinary skill in the art will Inspired by this application, many forms can be made without departing from the purpose of this application and the scope protected by the claims, all of which fall within the protection of this application.

Claims

A resource processing method including:

The first device acquires the first frequency domain resource and the second frequency domain resource in the full-duplex mode. The first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain. The first device It is a terminal or network side device;

The first device sends a first signal to the backscatter communication device through the first frequency domain resource;

The first device receives a second signal through the second frequency domain resource, and the second signal is a signal backscattered by the backscatter communication device based on the first signal.
The method according to claim 1, wherein the time domain resource corresponding to the first frequency domain resource and the time domain resource corresponding to the second frequency domain resource are the same.
The method of claim 1, wherein,

The first device obtains the first frequency domain resource and the second frequency domain resource in the full-duplex mode, including:

The first device obtains full-duplex backscatter communication BSC resource configuration information sent by a network side device or a backscatter communication device, where the full-duplex BSC resource configuration information includes configuration information of the first frequency domain resources and the second frequency domain resources;

The first device acquires the first frequency domain resource and the second frequency domain resource in full duplex mode according to the full-duplex BSC resource configuration information;

Wherein, the first device is a terminal.
The method according to claim 3, wherein, when the full-duplex backscatter communication BSC resource configuration information is sent by the network side device, the method further comprises:

The first device sends full-duplex BSC resource configuration information to the backscatter communication device, where the full-duplex BSC resource configuration information includes the configuration of the first frequency domain resource and the second frequency domain resource. information.
The method of claim 1, further comprising:

The first device sends full-duplex BSC resource configuration information to the backscatter communication device, wherein the first device is a network side device.
The method according to claim 1, wherein the first device sends the first signal to the backscatter communication device through the first frequency domain resource, including:

The first device acquires capability information of the backscatter communication device, where the capability information includes at least one of a frequency shifting capability supported by the backscatter communication device and a bandwidth supported by the backscatter communication device. ;

The first device determines, according to the capability information, a first target frequency domain resource in the first frequency domain resource;

The first device sends the first signal to the backscatter communication device on the first target frequency domain resource.
The method according to claim 1, wherein the first device receives the second signal through the second frequency domain resource, comprising:

The first device acquires capability information of the backscatter communication device, where the capability information includes the backscatter communication device. At least one of the frequency shifting capability supported by the radio communication device and the bandwidth supported by the backscatter communication device;

The first device determines a second target frequency domain resource in the second frequency domain resource according to the capability information;

The first device receives the second signal on the second target frequency domain resource.
The method according to claim 1, wherein the first frequency domain resource includes a first frequency domain resource set, and the first frequency domain resource set includes at least one frequency band resource;

And/or, the second frequency domain resource includes a second frequency domain resource set, and the second frequency domain resource includes at least one frequency band resource.
The method according to claim 8, wherein the number of frequency band resources is configured by a network side device or agreed by a protocol.
The method according to claim 8, wherein at least two frequency band resources in the first frequency domain resource set are continuous or discrete;

And/or, at least two frequency band resources in the second frequency domain resource set are continuous or discrete.
The method according to any one of claims 8 to 10, wherein the first signal occupies part or all of the frequency band resources in the first frequency domain resource set;

And/or, the second signal occupies part or all of the frequency band resources in the second frequency domain resource set.
The method according to claim 8, wherein the resource unit of the frequency band resource includes at least one of the following:

Subcarrier;

Resource block RB;

resource unit RE;

hertz.
The method according to claim 1, wherein the resource interval between the first frequency domain resource and the second frequency domain resource is greater than or equal to a preset resource interval, and the preset resource interval is configured by a network side device or It's scheduled by agreement.
A resource processing method including:

The backscatter communication device acquires the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain;

The backscatter communication device receives the first signal sent by the first device through the first frequency domain resource;

The backscatter communication device sends a second signal to the first device through the second frequency domain resource, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.
The method according to claim 14, wherein the time domain resource corresponding to the first frequency domain resource and the time domain resource corresponding to the second frequency domain resource are the same.
The method according to claim 14, wherein the backscatter communication device obtains the first frequency domain resource and the second frequency domain resource in the full-duplex mode, including:

Obtain full-duplex backscatter communication BSC resource configuration information sent by the first device and/or the second device, where the full-duplex BSC resource configuration information includes the first frequency domain resource and the second frequency domain resource. configuration information;

According to the full-duplex BSC resource configuration information, obtain the first frequency domain resource and the second frequency domain resource in the full-duplex mode;

Wherein, the first device includes a terminal or a network side device;

When the first device is a terminal, the second device is a network-side device;

When the first device is a network-side device, the second device is a terminal.
The method of claim 14, further comprising:

Sending capability information to the first device and/or the second device, the capability information including at least one of a frequency shifting capability supported by the backscatter communication device and a bandwidth supported by the backscatter communication device;

Wherein, the first device includes a terminal or a network side device;

When the first device is a terminal, the second device is a network-side device;

When the first device is a network-side device, the second device is a terminal.
The method according to claim 14, wherein the backscatter communication device receives the first signal sent by the first device through the first frequency domain resource, comprising:

According to the capability information of the backscatter communication device, a first target frequency domain resource is determined in the first frequency domain resource; the capability information includes the frequency shifting capability supported by the backscatter communication device and the reverse backscatter communication device. At least one of the bandwidths supported by the scatter communication device;

The first signal is received on the first target frequency domain resource.
The method of claim 14, wherein the backscatter communication device sends a second signal to the first device through the second frequency domain resource, including:

According to the capability information of the backscatter communication device, a second target frequency domain resource is determined in the second frequency domain resource; the capability information includes the frequency shifting capability supported by the backscatter communication device and the reverse frequency domain resource. At least one of the bandwidths supported by the scatter communication device;

The second signal is sent on the second target frequency domain resource.
The method of claim 14, wherein the first frequency domain resource includes a first frequency domain resource set, and the first frequency domain resource set includes at least one frequency band resource;

And/or, the second frequency domain resource includes a second frequency domain resource set, and the second frequency domain resource includes at least one frequency band resource.
A resource processing device, applied to the first device, including:

A first acquisition module, configured to acquire the first frequency domain resource and the second frequency domain resource in the full-duplex mode, where the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain;

A first sending module configured to send a first signal to the backscatter communication device through the first frequency domain resource;

A first receiving module configured to receive a second signal through the second frequency domain resource, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.
The device according to claim 21, wherein the time domain resource corresponding to the first frequency domain resource and the time domain resource corresponding to the second frequency domain resource are the same.
The device according to claim 21, wherein the first acquisition module includes:

The first acquisition sub-module is used to acquire the full-duplex backscatter communication BSC resource configuration information sent by the network side device or the backscatter communication device. The full-duplex BSC resource configuration information includes the first frequency domain resource and Configuration information of the second frequency domain resource;

The first determination submodule is used to obtain the first frequency domain resource and the second frequency domain resource in the full duplex mode according to the full duplex BSC resource configuration information;

The first device is a terminal.
The device according to claim 23, further comprising:

A third sending module configured to send the full-duplex BSC resource configuration information to the backscatter communication device when the full-duplex backscatter communication BSC resource configuration information is sent by the network side device, The full-duplex BSC resource configuration information includes configuration information of the first frequency domain resource and the second frequency domain resource.
A resource processing device applied to backscatter communication equipment, including:

The second acquisition module is used to acquire the first frequency domain resource and the second frequency domain resource in the full-duplex mode, and the first frequency domain resource and the second frequency domain resource do not overlap in the frequency domain;

a second receiving module configured to receive the first signal sent by the first device through the first frequency domain resource;

The second sending module is configured to send a second signal to the first device through the second frequency domain resource, where the second signal is a signal backscattered by the backscatter communication device based on the first signal.
A communication device, including a processor and a memory. The memory stores programs or instructions that can be run on the processor. When the program or instructions are executed by the processor, the implementation of any one of claims 1 to 13 is achieved. The steps of the resource processing method, or the steps of implementing the resource processing method according to any one of claims 14 to 20.
A readable storage medium on which a program or instructions are stored. When the program or instructions are executed by a processor, the steps of the resource processing method according to any one of claims 1 to 13 are implemented, or the steps of the method are implemented. The steps of the resource processing method according to any one of claims 14 to 20.