WO2021184173A1 - 数据传输方法、装置及计算机存储介质 - Google Patents
数据传输方法、装置及计算机存储介质 Download PDFInfo
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Definitions
- the present disclosure relates to communication technology, and in particular to a data transmission method, device and computer storage medium.
- the wireless network standard (IEEE802.11) established a study group (Study Group, SG) to study the next-generation WLAN standard (IEEE802.11be).
- the research scope is: 320MHz bandwidth transmission, multiple frequency bands/connections
- the aggregation and coordination of multiple frequency bands/connections means that devices simultaneously communicate in frequency bands/connections such as 2.4GHz, 5.8GHz, and 6-7GHz.
- the present disclosure provides a data transmission method, device and computer storage medium.
- a data transmission method including:
- Receive delay parameter information of multiple communication connections where the delay parameter information is used to reflect the access category (Access Category, AC) corresponding to the Time Sensitive Network (TSN) data type of each communication connection Delay
- the to-be-sent TSN data is sent on the first communication connection that satisfies the TSN data transmission delay requirement from the plurality of communication connections.
- the delay parameter information includes: AC access delay information corresponding to the TSN data type, and the method further includes:
- the communication connection with the smallest AC access delay value corresponding to the TSN data type is selected as the first communication connection.
- the delay parameter information includes: basic service set (Basic Service Set, BSS) load information and AC access delay information corresponding to the TSN data type;
- BSS Basic Service Set
- the method also includes:
- a communication connection whose AC access delay value corresponding to the TSN data type is lower than the preset delay threshold and the BSS load value lower than the preset load threshold is selected as the first communication connection .
- the selection of the communication connection whose AC access delay value corresponding to the TSN data type is lower than the preset delay threshold and the BSS load value lower than the preset load threshold as the first communication connection includes:
- the communication connection with the smallest AC access delay value corresponding to the TSN data type is selected from the at least two communication connections as the first communication connection.
- the selection of the communication connection whose AC access delay parameter value corresponding to the TSN data type is lower than the preset delay threshold and the BSS load value is lower than the preset load threshold as the first communication connection includes:
- the receiving delay parameter information of multiple communication connections includes:
- the beacon frame includes multiple connection identification fields, wherein the different connection identification fields are used to indicate different communication connections among the multiple communication connections.
- the different connection identification domains are also used to indicate the communication frequency bands to which the different communication connections belong.
- the connected identification domain includes:
- the first field is used to indicate the communication connection identifier
- the second field is used to indicate the communication frequency band identifier corresponding to the communication connection identifier.
- the beacon frame includes an AC access delay field
- the AC access delay field includes:
- the third field is used to indicate the AC access delay corresponding to the TSN data type.
- the delay parameter information further includes:
- the BSS access delay information is used to indicate to monitor the next beacon frame that arrives.
- a data transmission method which includes:
- the delay parameter information is used to reflect the access category (AC) access delay situation corresponding to the time sensitive network (TSN) data type under each communication connection;
- AC access category
- TSN time sensitive network
- the delay parameter information includes:
- the delay parameter information includes: basic service set (BSS) load information and AC access delay information.
- BSS basic service set
- the delay parameter information further includes: BSS access delay information.
- the broadcasting delay parameter information of multiple communication connections includes:
- the beacon frame includes multiple connection identification fields, wherein the different connection identification fields are used to indicate different communication connections among the multiple communication connections.
- the different connection identification domains are also used to indicate the communication frequency bands to which the different communication connections belong.
- the connected identification domain includes:
- the first field is used to indicate the communication connection identifier
- the second field is used to indicate the communication frequency band identifier corresponding to the communication connection identifier.
- the beacon frame includes an AC access delay field
- the AC access delay field includes:
- the third field is used to indicate the AC access delay corresponding to the TSN data type.
- the multiple communication connections include:
- the broadcasting delay parameter information of multiple communication connections includes:
- the delay parameter information of the multiple communication connections is broadcast.
- the broadcasting delay parameter information of multiple communication connections includes:
- the delay parameter information of the multiple communication connections is broadcast.
- a data transmission device which includes:
- the first receiving unit is configured to receive delay parameter information of a plurality of communication connections, where the delay parameter information is used to reflect the access category (AC) access corresponding to the time sensitive network (TSN) data type of each communication connection Time delay
- the first sending unit is configured to send the to-be-sent TSN data on the first communication connection that meets the TSN data transmission delay requirement from the plurality of communication connections based on the delay parameter information.
- a data transmission device which includes:
- the second sending unit is configured to broadcast delay parameter information of multiple communication connections, where the delay parameter information is used to reflect the access category (AC) access corresponding to the time sensitive network (TSN) data type of each communication connection Time delay
- the second receiving unit is configured to receive TSN data sent based on the delay parameter information on the first communication connection of the plurality of communication connections.
- a data transmission device including:
- a memory for storing processor executable instructions
- the processor is configured to implement the data transmission method of any one of the foregoing first aspects by executing the executable instruction.
- a data transmission device including:
- a memory for storing processor executable instructions
- the processor is configured to implement the data transmission method of any one of the foregoing second aspects by executing the executable instruction.
- a computer storage medium that stores executable instructions in the computer storage medium. After the executable instructions are executed by a processor, they can implement any one of the foregoing first aspects. Data transfer method.
- any one of the foregoing second aspects can Data transfer method.
- the site equipment receives delay parameter information of multiple communication connections, where the delay parameter information is used to reflect the AC access delay situation corresponding to the TSN data type under each communication connection; based on the delay parameter information, The first communication connection that meets the TSN data transmission delay requirement among the multiple communication connections sends the TSN data to be sent. In this way, the transmission delay of the TSN data can be reduced as much as possible, and the low delay requirement of the TSN data transmission can be met.
- Fig. 1 is a schematic diagram showing the format of a BSS load element according to an exemplary embodiment
- Fig. 2 is a schematic diagram showing a format of a BSS average access delay element according to an exemplary embodiment
- Fig. 3 is a schematic diagram showing the format of a BSS access category access delay element according to an exemplary embodiment
- Fig. 4 is a schematic diagram showing the format of an access type access delay field according to an exemplary embodiment
- Fig. 5 is a first flow chart showing a data transmission method according to an exemplary embodiment
- Fig. 6 is a schematic diagram showing the format of a BSS load element under multiple communication connections according to an exemplary embodiment
- Fig. 7 is a schematic diagram showing the format of a BSS access delay element under multiple communication connections according to an exemplary embodiment
- Fig. 8 is a schematic diagram showing the format of a BSS access category access delay element under multiple communication connections according to an exemplary embodiment
- Fig. 9 is a second flowchart of a data transmission method according to an exemplary embodiment
- Fig. 10 is a first block diagram showing a data transmission device according to an exemplary embodiment
- Fig. 11 is a second block diagram of a data transmission device according to an exemplary embodiment
- Fig. 12 is a first block diagram showing a device 800 for implementing data transmission processing according to an exemplary embodiment
- Fig. 13 is a second block diagram showing a device 900 for implementing data transmission processing according to an exemplary embodiment.
- first, second, third, etc. may be used to describe various information in the embodiments of the present disclosure, the information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other.
- first information may also be referred to as second information, and similarly, the second information may also be referred to as first information.
- the words "if” and “if” as used herein can be interpreted as “when” or “when” or “in response to certainty”.
- IEEE802.11 established a study group (Study Group, SG) to study the next-generation WLAN standard (IEEE802.11be).
- the research scope is: 320MHz bandwidth transmission, aggregation and coordination of multiple frequency bands/connections, etc. .
- the aggregation and coordination of multiple frequency bands/connections means that devices simultaneously communicate in frequency bands/connections such as 2.4GHz, 5.8GHz, and 6-7GHz.
- 802.11be should support the transmission of time-sensitive data.
- BSS BSS AC access delay element
- Figure 1 shows a schematic diagram of the format of the BSS payload element.
- the format of the BSS payload element includes the following information: element ID, length, station count, channel usage Channel utilization and available admission capacity; among them, the information element identifier, length, and channel utilization rate each account for 1 byte (octet), and the station count and effective admission capacity each account for 2 bytes.
- FIG. 2 shows the format diagram of the BSS Average Access Delay element (BSS Average Access Delay element). It can be seen from Figure 2 that the format of the BSS Average Access Delay element includes the following information: Element ID (Element ID) , Length (Length) and AP Average Access Delay (AP Average Access Delay), each of the above information occupies 1 byte (octet).
- Element ID Element ID
- Length Length
- AP Average Access Delay AP Average Access Delay
- FIG. 3 shows the format diagram of the BSS AC Access Delay element (BSS AC Access Delay element). It can be seen from Figure 3 that the format of the BSS access category access delay element includes the following information: Element Identifier (Element ID), length (Length), and access category access delay (Access Category Access Delay), where the access category access delay occupies 4 bytes; the information element identifier and length each occupies 1 byte.
- Element ID Element ID
- Length Length
- Access Category Access Delay access delay
- Figure 4 shows a schematic diagram of the format of the access category access delay field (Access category access delay subfields).
- the format of the access category access delay field includes the following information: Maximum effort average access delay (Average access delay for best effort, AC_BE), average access delay for background (AC_BK), average access delay for video (AC_VI), and average access delay for voice (Average access delay for background) for Voice, AC_VO), where AC_BE, AC_BK, AC_VI and AC_VO each occupy 1 byte.
- the above-mentioned BSS load element is mainly applicable when the site equipment roams from one BSS to another BSS, but it also serves as a reference for the site equipment accessing the BSS.
- IEEE802.11be the device supports communication under multiple connections. Combined with the definition of IEEE802.11be, it should support low latency. In 802.11be, a similar existing mechanism is also required. To reduce the transmission delay.
- Fig. 5 is a first flow chart showing a data transmission method according to an exemplary embodiment.
- the data transmission method is used in an access point (AP) device, and the access point device includes but is not limited to a router device.
- the data transmission method includes the following steps.
- step S12 the delay parameter information of multiple communication connections is broadcast, and the delay parameter information is used to reflect the access delay status of the access category (AC) corresponding to the time sensitive network (TSN) data type under each communication connection. ;
- step S14 on the first communication connection of the plurality of communication connections, the TSN data sent based on the delay parameter information is received.
- the multiple communication connections include:
- the delay parameter information includes: AC access delay information.
- the delay parameter information includes: AC access delay information and BSS load information.
- the delay parameter information may further include: AC access delay information and BSS access delay information.
- the delay parameter information may further include: AC access delay information, BSS load information, and BSS access delay information.
- broadcasting the delay parameter information of multiple communication connections includes:
- beacon frame eliminates the need to define new message frames or signaling, and can save signaling overhead.
- the beacon frame includes multiple connection identification fields, where different connection identification fields are used to indicate different communication connections among the multiple communication connections.
- the different connection identification domains are also used to indicate the communication frequency bands to which the different communication connections belong.
- the connected identification domain includes:
- the first field is used to indicate the communication connection identifier
- the second field is used to indicate the communication frequency band identifier corresponding to the communication connection identifier.
- the beacon frame includes an AC access delay field
- the AC access delay field includes:
- the third field is used to indicate the AC access delay corresponding to the TSN data type.
- Figure 6 shows a schematic diagram of the format of the BSS load element under multiple communication connections.
- the format of the BSS load element under multiple communication connections includes element ID, length, and multiple connection identification fields. It also includes the station count of each communication connection (Station count), the channel utilization rate (Channel utilization) and the effective admission capacity (Available admission capacity).
- FIG. 7 shows a schematic diagram of the format of a BSS Access Delay element (BSS Access Delay element) under multiple communication connections. It can be seen from Figure 7 that the format of the BSS Access Delay element includes: Element ID (Element ID), Length and multiple connection identification fields also include AP Average Access Delay for each communication connection.
- Element ID Element ID
- Length Length
- multiple connection identification fields also include AP Average Access Delay for each communication connection.
- FIG. 8 shows a schematic diagram of the format of a BSS AC Access Delay element (BSS AC Access Delay element) under multiple communication connections.
- the format of the BSS Access Delay element includes an element identifier ( Element ID), Length (Length) and multiple connection identification fields, as well as the access category access delay of each communication connection (Access Category Access Delay), where the access category access delay of each communication connection includes TSN data AC access delay corresponding to the type.
- AC Access delay and BSS Access delay can be consistent with those defined in existing standards, such as:
- the service cannot access the channel (service unable to access channel);
- broadcasting the delay parameter information of multiple communication connections includes:
- the delay parameter information of the multiple communication connections is broadcast.
- broadcasting the delay parameter information of multiple communication connections includes:
- the delay parameter information of the multiple communication connections is broadcast.
- the access point device broadcasts the delay parameter information of multiple communication connections, and the delay parameter information is used to reflect the AC access delay corresponding to the TSN data type under each communication connection
- the delay parameter information is used to reflect the AC access delay corresponding to the TSN data type under each communication connection
- receiving TSN data sent based on the delay parameter information On the first communication connection of the plurality of communication connections, receiving TSN data sent based on the delay parameter information; in this way, it is convenient for the site equipment to satisfy the requirements in the plurality of communication connections based on the delay parameter information
- the TSN data to be sent is sent on the first communication connection required by the TSN data transmission delay. In this way, the transmission delay of the TSN data can be reduced as much as possible, and the low delay requirement of the TSN data transmission can be met.
- Fig. 9 is a second flowchart of a data transmission method according to an exemplary embodiment.
- the data transmission method is used for site equipment including but not limited to laptop computers, tablet computers and other user equipment that can be connected to the Internet. As shown in Figure 9, the data transmission method includes the following steps.
- step S22 receiving delay parameter information of a plurality of communication connections, where the delay parameter information is used to reflect the access delay status of the access category (AC) corresponding to the time sensitive network (TSN) data type under each communication connection ;
- step S24 based on the delay parameter information, the to-be-sent TSN data is sent on the first communication connection that satisfies the TSN data transmission delay requirement from the plurality of communication connections.
- the multiple communication connections include:
- the site equipment supports 2.4GHz, 5.8GHz, and 6GHz
- the access point equipment supports 2.4GHz, 5.8GHz, and 6GHz.
- the site equipment currently only works at 2.4GHz. According to the delay parameter information received under 2.4GHz, It is determined that the delay is the lowest at 6GHz, and the TSN data is transmitted at 6GHz.
- the site equipment selects the first communication connection that meets the TSN data transmission delay requirement from the multiple communication connections according to the received delay parameter information of the multiple communication connections, and transmits on the first communication connection.
- the TSN data to be transmitted can reduce the time delay of transmitting the TSN data as much as possible, and can ensure the transmission of the TSN data.
- the delay parameter information includes: AC access delay information corresponding to the TSN data type, and the method further includes:
- Step S23a From the multiple communication connections, the communication connection with the smallest AC access delay value corresponding to the TSN data type is selected as the first communication connection.
- the multiple communication connections include the AC access delay d1 of the TSN data type 1 of the communication connection 1, the AC access delay d2 of the TSN data type 1 of the communication connection 2, and the TSN data type of the communication connection 3.
- the delay parameter information includes: BSS load information and AC access delay information corresponding to the TSN data type; the method further includes:
- Step S23b From the plurality of communication connections, select the communication connection whose AC access delay value corresponding to the TSN data type is lower than the preset delay threshold and the BSS load value is lower than the preset load threshold as the first One communication connection.
- the delay parameter information includes: AC access delay d1 of TSN data type 1 of communication connection 1, AC access delay d2 of TSN data type 1 of communication connection 2, and TSN data of communication connection 3.
- step S23b includes:
- Step S23b1 Responding that the BSS load values of the at least two communication connections are lower than the preset load threshold and the AC access delay parameter values corresponding to the TSN data types of the at least two communication connections are lower than the preset time delay Threshold, from the at least two communication connections, the communication connection with the smallest AC access delay value corresponding to the TSN data type is selected as the first communication connection.
- the delay parameter information includes: AC access delay d1 of TSN data type 2 of communication connection 1, AC access delay d2 of TSN data type 2 of communication connection 2, and TSN data of communication connection 3.
- step S23b includes:
- Step S23b2 In response to the AC access delay value corresponding to the TSN data type of the at least two communication connections being lower than the preset delay threshold, and the BSS load value is lower than the preset load threshold, from the at least two communication connections The communication connection with the smallest BSS load value is selected as the first communication connection.
- the delay parameter information includes: AC access delay d1 of TSN data type 2 of communication connection 1, AC access delay d2 of TSN data type 2 of communication connection 2, and TSN data of communication connection 3.
- step S22 includes:
- Step S22a Receive the time delay parameter information of the multiple communication connections broadcast by the beacon frame.
- the beacon frame includes multiple connection identification fields, and the different connection identification fields are used to indicate different communication connections among the multiple communication connections.
- the different connection identification domains are also used to indicate the communication frequency bands to which the different communication connections belong.
- the connected identification field includes: a first field, used to indicate a communication connection identification; a second field, used to indicate a communication frequency band identification corresponding to the communication connection identification.
- the beacon frame includes an AC access delay field
- the AC access delay field includes:
- the third field is used to indicate the AC access delay corresponding to the TSN data type.
- the delay parameter information further includes:
- the BSS access delay information is used to indicate to monitor the next beacon frame that arrives.
- the site equipment can clearly understand the time to monitor the next arriving beacon frame after learning the BSS access delay information.
- the station equipment receives the delay parameter information of multiple communication connections, and the delay parameter information is used to reflect the AC access delay situation corresponding to the TSN data type under each communication connection; According to the delay parameter information, the TSN data to be sent is sent on the first communication connection that meets the TSN data transmission delay requirement from the multiple communication connections. In this way, the delay in transmitting the TSN data can be minimized to meet the Low latency requirements for TSN data transmission.
- Fig. 10 is a first block diagram showing a data transmission device according to an exemplary embodiment.
- the data transmission device is applied to site equipment.
- the device includes a first receiving unit 10 and a first sending unit 20; wherein,
- the first receiving unit 10 is configured to receive delay parameter information of a plurality of communication connections, and the delay parameter information is used to reflect the access category (AC) corresponding to the time sensitive network (TSN) data type of each communication connection. ) Access delay situation;
- the first sending unit 20 is configured to send the to-be-sent TSN data on the first communication connection that meets the TSN data transmission delay requirement from the plurality of communication connections based on the delay parameter information.
- the device further includes:
- the determining unit 30 is configured to select the first communication connection from the plurality of communication connections.
- the delay parameter information includes: AC access delay information corresponding to the TSN data type, and the determining unit 30 is configured to:
- the communication connection with the smallest AC access delay value corresponding to the TSN data type is selected as the first communication connection.
- the delay parameter information includes: BSS load information and AC access delay information corresponding to the TSN data type; the determining unit 30 is configured to: select from the plurality of communication connections A communication connection in which the AC access delay value corresponding to the TSN data type is lower than the preset delay threshold and the BSS load value is lower than the preset load threshold is regarded as the first communication connection.
- the determining unit 30 is configured to respond to that the BSS load values of at least two communication connections are lower than the preset load threshold and the TSN data types of the at least two communication connections correspond to The AC access delay parameter value is lower than the preset delay threshold, and the communication connection with the smallest AC access delay value corresponding to the TSN data type is selected from the at least two communication connections as the first communication connection.
- the determining unit 30 is configured to respond to that the AC access delay value corresponding to the TSN data type of the at least two communication connections is lower than the preset delay threshold, and the BSS load value is lower than the preset delay threshold.
- a load threshold is set, and the communication connection with the smallest BSS load value is selected from the at least two communication connections as the first communication connection.
- the first receiving unit 10 is configured to:
- the beacon frame includes multiple connection identification fields, wherein the different connection identification fields are used to indicate different communication connections among the multiple communication connections.
- the specific structures of the first receiving unit 10, the first sending unit 20, and the determining unit 30 can be determined by the data transmission device or the central processing unit (CPU, Central Processing Unit) in the site equipment to which the data transmission device belongs.
- CPU Central Processing Unit
- Microprocessor MCU, Micro Controller Unit
- DSP Digital Signal Processor
- PLC Programmable Logic Device
- the data transmission device described in this embodiment may be installed on the site equipment side.
- each processing module in the data transmission device of the embodiment of the present disclosure can be understood by referring to the relevant description of the data transmission method applied to the site equipment side.
- the processing module may be implemented by an analog circuit that implements the functions described in the embodiments of the present disclosure, or may be implemented by running software that implements the functions described in the embodiments of the present disclosure on a device.
- the data transmission device described in the embodiment of the present disclosure can minimize the time delay of transmitting TSN data and meet the low time delay requirement of TSN data transmission.
- Fig. 11 is a second block diagram showing a data transmission device according to an exemplary embodiment.
- the data transmission device is applied to AP equipment.
- the device includes a second sending unit 40 and a second receiving unit 50.
- the second sending unit 40 is configured to broadcast delay parameter information of multiple communication connections, and the delay parameter information is used to reflect the access category (AC) corresponding to the time sensitive network (TSN) data type of each communication connection. ) Access delay situation;
- the second receiving unit 50 is configured to receive TSN data sent based on the delay parameter information on the first communication connection of the multiple communication connections.
- the specific structures of the second sending unit 40 and the second receiving unit 50 can be implemented by the CPU, MCU, DSP, or PLC in the data transmission device or the AP device to which the data transmission device belongs.
- the data transmission device described in this embodiment may be installed on the AP device side.
- each processing module in the data transmission device in the embodiment of the present disclosure can be understood by referring to the relevant description of the data transmission method applied to the AP device.
- the module may be realized by an analog circuit that realizes the functions described in the embodiments of the present disclosure, or may be realized by running software that performs the functions described in the embodiments of the present disclosure on the device.
- the data transmission device described in the embodiment of the present disclosure can minimize the time delay of transmitting TSN data and meet the low time delay requirement of TSN data transmission.
- Fig. 12 is a block diagram showing a device 800 for implementing information processing according to an exemplary embodiment.
- the device 800 may be a mobile phone, a computer, a digital broadcasting terminal, a messaging device, a game console, a tablet device, a medical device, a fitness device, a personal digital assistant, etc.
- the device 800 may include one or more of the following components: a processing component 802, a memory 804, a power component 806, a multimedia component 808, an audio component 810, an input/output (I/O, Input/Output) interface 812, The sensor component 814, and the communication component 816.
- a processing component 802 a memory 804, a power component 806, a multimedia component 808, an audio component 810, an input/output (I/O, Input/Output) interface 812, The sensor component 814, and the communication component 816.
- the processing component 802 generally controls the overall operations of the device 800, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations.
- the processing component 802 may include one or more processors 820 to execute instructions to complete all or part of the steps of the foregoing method.
- the processing component 802 may include one or more modules to facilitate the interaction between the processing component 802 and other components.
- the processing component 802 may include a multimedia module to facilitate the interaction between the multimedia component 808 and the processing component 802.
- the memory 804 is configured to store various types of data to support operations in the device 800. Examples of such data include instructions for any application or method operating on the device 800, contact data, phone book data, messages, pictures, videos, etc.
- the memory 804 can be implemented by any type of volatile or non-volatile storage devices or their combination, such as static random access memory (Static Random-Access Memory, SRAM), electrically erasable programmable read-only memory (Electrically Erasable Programmable Read-Only Memory). -Erasable Programmable Read Only Memory, EEPROM, Erasable Programmable Read Only Memory (EPROM), Programmable Read-only Memory (PROM), Read Only Memory (Read Only Memory) , ROM), magnetic memory, flash memory, magnetic disk or optical disk.
- SRAM static random access memory
- EPROM Erasable Programmable Read Only Memory
- PROM Programmable Read-only Memory
- Read Only Memory Read Only Memory
- the power component 806 provides power to various components of the device 800.
- the power component 806 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for the device 800.
- the multimedia component 808 includes a screen that provides an output interface between the device 800 and the user.
- the screen may include a liquid crystal display (Liquid Crystal Display, LCD) and a touch panel (Touch Panel, TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from the user.
- the touch panel includes one or more touch sensors to sense touch, sliding, and gestures on the touch panel. The touch sensor can not only sense the boundary of a touch or slide action, but also detect the duration and pressure related to the touch or slide operation.
- the multimedia component 808 includes a front camera and/or a rear camera. When the device 800 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera can receive external multimedia data. Each front camera and rear camera can be a fixed optical lens system or have focal length and optical zoom capabilities.
- the audio component 810 is configured to output and/or input audio signals.
- the audio component 810 includes a microphone (MIC for short).
- the microphone When the device 800 is in an operation mode, such as a call mode, a recording mode, and a voice recognition mode, the microphone is configured to receive an external audio signal.
- the received audio signal may be further stored in the memory 804 or transmitted via the communication component 816.
- the audio component 810 further includes a speaker for outputting audio signals.
- the I/O interface 812 provides an interface between the processing component 802 and a peripheral interface module.
- the above-mentioned peripheral interface module may be a keyboard, a click wheel, a button, and the like. These buttons may include, but are not limited to: home button, volume button, start button, and lock button.
- the sensor component 814 includes one or more sensors for providing the device 800 with various aspects of status assessment.
- the sensor component 814 can detect the open/close state of the device 800 and the relative positioning of the components.
- the component is the display and the keypad of the device 800.
- the sensor component 814 can also detect the position change of the device 800 or a component of the device 800. , The presence or absence of contact between the user and the device 800, the orientation or acceleration/deceleration of the device 800, and the temperature change of the device 800.
- the sensor component 814 may include a proximity sensor configured to detect the presence of nearby objects when there is no physical contact.
- the sensor component 814 may also include a light sensor, such as a complementary metal oxide semiconductor (Complementary Metal Oxide Semiconductor, CMOS) or a charge-coupled device (Charge-coupled Device, CCD) image sensor for use in imaging applications.
- CMOS Complementary Metal Oxide Semiconductor
- CCD Charge-coupled Device
- the sensor component 814 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
- the communication component 816 is configured to facilitate wired or wireless communication between the device 800 and other devices.
- the device 800 can access a wireless network based on a communication standard, such as Wi-Fi, 2G or 3G, or a combination thereof.
- the communication component 816 receives a broadcast signal or broadcast related information from an external broadcast management system via a broadcast channel.
- the communication component 816 further includes a Near Field Communication (NFC) module to facilitate short-range communication.
- NFC Near Field Communication
- the NFC module can be based on Radio Frequency Identification (RFID) technology, Infrared Data Association (IrDA) technology, Ultra Wide Band (UWB) technology, Bluetooth (Blue Tooth, BT) technology and Other technologies to achieve.
- RFID Radio Frequency Identification
- IrDA Infrared Data Association
- UWB Ultra Wide Band
- Bluetooth Bluetooth
- the apparatus 800 may be implemented by one or more application specific integrated circuits (ASIC), digital signal processors (Digital Signal Processor, DSP), and digital signal processing devices (Digital Signal Processing Device, DSPD), programmable logic device (Programmable Logic Device, PLD), Field Programmable Gate Array (Field Programmable Gate Array, FPGA), controller, microcontroller, microprocessor or other electronic components to implement the above Data transmission method.
- ASIC application specific integrated circuits
- DSP Digital Signal Processor
- DSPD Digital Signal Processing Device
- PLD programmable logic device
- FPGA Field Programmable Gate Array
- controller microcontroller, microprocessor or other electronic components to implement the above Data transmission method.
- a non-transitory computer storage medium including executable instructions, such as a memory 804 including executable instructions.
- the executable instructions can be executed by the processor 820 of the device 800 to complete the foregoing method.
- the non-transitory computer storage medium may be ROM, random access memory (Random Access Memory, RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, etc.
- Fig. 13 is a block diagram showing a device 900 for information processing according to an exemplary embodiment.
- the device 900 may be provided as a server. 13
- the device 900 includes a processing component 922, which further includes one or more processors, and a memory resource represented by a memory 932, for storing instructions that can be executed by the processing component 922, such as application programs.
- the application program stored in the memory 932 may include one or more modules each corresponding to a set of instructions.
- the processing component 922 is configured to execute instructions to execute the aforementioned data transmission method applied to the aforementioned.
- the device 900 may also include a power supply component 926 configured to perform power management of the device 900, a wired or wireless network interface 950 configured to connect the device 900 to a network, and an input output (I/O) interface 958.
- the device 900 can operate based on an operating system stored in the memory 932, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM or the like.
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- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims (27)
- 一种数据传输方法,其中,包括:接收多个通信连接的时延参数信息,所述时延参数信息用于反映每个通信连接下时间敏感网络TSN数据类型对应的访问类别AC接入时延情况;基于所述时延参数信息,在从所述多个通信连接中满足TSN数据传输时延要求的第一通信连接上,发送待发送的TSN数据。
- 根据权利要求1所述的方法,其中,所述时延参数信息包括:TSN数据类型对应的AC接入时延信息,所述方法还包括:从所述多个通信连接中,选择所述TSN数据类型对应的AC接入时延值最小的通信连接,作为所述第一通信连接。
- 根据权利要求1所述的方法,其中,所述时延参数信息包括:基本服务集BSS负载信息和TSN数据类型对应的AC接入时延信息;所述方法还包括:从所述多个通信连接中,选择TSN数据类型对应的AC接入时延值低于预设时延阈值、且BSS负载值低于预设负载阈值的通信连接,作为所述第一通信连接。
- 根据权利要求3所述的方法,其中,所述选择TSN数据类型对应的AC接入时延值低于预设时延阈值、且BSS负载值低于预设负载阈值的通信连接,作为所述第一通信连接,包括:响应于至少两个通信连接的BSS负载值均低于所述预设负载阈值且所述至少两个通信连接的TSN数据类型对应的AC接入时延参数值低于预设时延阈值,从所述至少两个通信连接中选择TSN数据类型对应的AC接入时延值最小的通信连接,作为所述第一通信连接。
- 根据权利要求3所述的方法,其中,所述选择TSN数据类型对应的AC接入时延参数值低于预设时延阈值、且BSS负载值低于预设负载阈值 的通信连接,作为第一通信连接,包括:响应于至少两个通信连接的TSN数据类型对应的AC接入时延值低于预设时延阈值,且BSS负载值低于预设负载阈值,从所述至少两个通信连接中选择BSS负载值最小的通信连接,作为第一通信连接。
- 根据权利要求1所述的方法,其中,所述接收多个通信连接的时延参数信息,包括:接收通过信标帧广播的所述多个通信连接的时延参数信息;所述信标帧中包含有多个连接标识域,其中,不同所述连接标识域,用于指示所述多个通信连接中的不同通信连接。
- 根据权利要6所述的方法,其中,不同所述连接标识域,还用于指示不同所述通信连接所属的通信频段。
- 根据权利要求7所述的方法,其中,所连接标识域,包括:第一字段,用于指示通信连接标识;第二字段,用于指示所述通信连接标识对应的通信频段标识。
- 根据权利要求6所述的方法,其中,所述信标帧中包含有AC接入时延域,所述AC接入时延域,包括:第三字段,用于指示所述TSN数据类型对应的AC接入时延。
- 根据权利要2或3所述的方法,其中,所述时延参数信息,还包括:BSS接入时延信息,用于指示监听下一次到达的信标帧。
- 一种数据传输方法,其中,包括:广播多个通信连接的时延参数信息,所述时延参数信息用于反映每个通信连接下时间敏感网络TSN数据类型对应的访问类别AC接入时延情况;在所述多个通信连接的第一通信连接上,接收基于所述时延参数信息发送的TSN数据。
- 根据权利要求11所述的方法,其中,所述时延参数信息包括:AC接入时延信息;或者,所述时延参数信息包括:基本服务集BSS负载信息和AC接入时延信息。
- 根据权利要求12所述的方法,其中,所述时延参数信息还包括:BSS接入时延信息。
- 根据权利要求11所述的方法,其中,所述广播多个通信连接的时延参数信息,包括:通过信标帧广播所述多个通信连接的时延参数信息。
- 根据权利要求14所述的方法,其中,所述信标帧中包含有多个连接标识域,其中,不同所述连接标识域,用于指示所述多个通信连接中的不同通信连接。
- 根据权利要15所述的方法,其中,不同所述连接标识域,还用于指示不同所述通信连接所属的通信频段。
- 根据权利要求16所述的方法,其中,所连接标识域,包括:第一字段,用于指示通信连接标识;第二字段,用于指示所述通信连接标识对应的通信频段标识。
- 根据权利要求15所述的方法,其中,所述信标帧中包含有AC接入时延域,所述AC接入时延域,包括:第三字段,用于指示所述TSN数据类型对应的AC接入时延。
- 根据权利要求11所述的方法,其中,所述多个通信连接,包括:相同通信频段的多个通信连接;和/或不同通信频段的多个通信连接。
- 根据权利要求11所述的方法,其中,所述广播多个通信连接的时延参数信息,包括:在与站点设备建立的每个通信连接中,广播所述多个通信连接的时延参数信息。
- 根据权利要求11所述的方法,其中,所述广播多个通信连接的时延参数信息,包括:当与站点设备建立至少一个通信连接时,在与所述站点设备建立的一个通信连接中,广播所述多个通信连接的时延参数信息。
- 一种数据传输装置,其中,包括:第一接收单元,被配置为接收多个通信连接的时延参数信息,所述时延参数信息用于反映每个通信连接下时间敏感网络TSN数据类型对应的访问类别AC接入时延情况;第一发送单元,被配置为基于所述时延参数信息,在从所述多个通信连接中满足TSN数据传输时延要求的第一通信连接上,发送待发送的TSN数据。
- 一种数据传输装置,其中,包括:第二发送单元,被配置为广播多个通信连接的时延参数信息,所述时延参数信息用于反映每个通信连接下时间敏感网络TSN数据类型对应的访问类别AC接入时延情况;第二接收单元,被配置为在所述多个通信连接的第一通信连接上,接收基于所述时延参数信息发送的TSN数据。
- 一种数据传输装置,其中,包括:处理器;用于存储处理器可执行指令的存储器;其中,所述处理器被配置为:执行所述可执行指令时实现权利要求1至10任一项所述的数据传输方法。
- 一种数据传输装置,其中,包括:处理器;用于存储处理器可执行指令的存储器;其中,所述处理器被配置为:执行所述可执行指令时实现权利要求11至21任一项所述的数据传输方法。
- 一种计算机存储介质,其中,所述计算机存储介质中存储有可执行指令,所述可执行指令被处理器执行时,使得所述处理器执行权利要求1至10任一项所述的数据传输方法。
- 一种计算机存储介质,其中,所述计算机存储介质中存储有可执行指令,所述可执行指令被处理器执行时,使得所述处理器执行权利要求11至21任一项所述的数据传输方法。
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EP20925920.9A EP4123981A4 (en) | 2020-03-17 | 2020-03-17 | DATA TRANSMISSION METHOD AND DEVICE AND COMPUTER STORAGE MEDIUM |
CN202080000550.7A CN113692726A (zh) | 2020-03-17 | 2020-03-17 | 数据传输方法、装置及计算机存储介质 |
BR112022018474A BR112022018474A2 (pt) | 2020-03-17 | 2020-03-17 | Métodos para transmitir dados e receber dados, dispositivo para transmitir dados, e, meio de armazenamento de memória |
US17/910,788 US20230113756A1 (en) | 2020-03-17 | 2020-03-17 | Method and device for transmitting/receiving data, and computer storage medium |
KR1020227035530A KR20220153627A (ko) | 2020-03-17 | 2020-03-17 | 데이터 전송 방법, 장치 및 컴퓨터 저장 매체 |
PCT/CN2020/079559 WO2021184173A1 (zh) | 2020-03-17 | 2020-03-17 | 数据传输方法、装置及计算机存储介质 |
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EP4123981A4 (en) | 2023-11-29 |
KR20220153627A (ko) | 2022-11-18 |
JP7498790B2 (ja) | 2024-06-12 |
JP2023518389A (ja) | 2023-05-01 |
US20230113756A1 (en) | 2023-04-13 |
BR112022018474A2 (pt) | 2022-11-01 |
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