CN113329502A - Multi-link independent equipment identification method and system based on variable two-dimensional code - Google Patents

Multi-link independent equipment identification method and system based on variable two-dimensional code Download PDF

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Publication number
CN113329502A
CN113329502A CN202110553642.4A CN202110553642A CN113329502A CN 113329502 A CN113329502 A CN 113329502A CN 202110553642 A CN202110553642 A CN 202110553642A CN 113329502 A CN113329502 A CN 113329502A
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China
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mobile terminal
control information
downlink control
resources
sidelink
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CN113329502B (en
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刘德龙
彭德民
王明军
袁平路
马岚
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China Institute of Water Resources and Hydropower Research
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China Institute of Water Resources and Hydropower Research
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
    • G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a variable two-dimensional code-based multi-link independent equipment identification method, which comprises the following steps: collecting, by the second mobile terminal, variable two-dimensional code information of the independent device; establishing a communication connection with a base station by a first mobile terminal; transmitting, by a first mobile terminal, a resource set request message to a base station; transmitting, by the base station, first downlink control information to the first mobile terminal in a first symbol set of a first subframe in response to receiving the resource set request message; attempting, by the first mobile terminal, to receive second downlink control information transmitted by the base station on a resource for transmitting the second downlink control information in response to receiving the first downlink control information; in response to receiving the first downlink control information, attempting, by the first mobile terminal, to receive third downlink control information transmitted by the base station on resources used to transmit the third downlink control information.

Description

Multi-link independent equipment identification method and system based on variable two-dimensional code
Technical Field
The invention relates to the technical field of equipment identification, in particular to a variable two-dimensional code-based multi-link independent equipment identification method and system.
Background
According to the definition of internet data: the two-dimensional Code is also called as a two-dimensional Bar Code, a common two-dimensional Code is a QR Code, and QR is known as Quick Response, which is an ultra-popular coding mode on mobile equipment in recent years, and compared with the traditional Bar Code, the two-dimensional Code can store more information and represent more data types.
The prior art CN108566279A discloses a method, device and system for generating synchronous dynamic two-dimensional codes, and a storage medium. The synchronous dynamic two-dimensional code generation method comprises the following steps: the method comprises the steps that a device terminal obtains a device identifier of current equipment and current time parameters of the device terminal; calculating by using the equipment identifier and the time parameter according to a preset password algorithm to obtain a dynamic two-dimensional code; and outputting the dynamic two-dimensional code image through an output device.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a variable two-dimensional code-based multi-link independent equipment identification method and system, which can overcome the defects of the prior art.
In order to achieve the above object, the present invention provides a variable two-dimensional code-based multi-link independent device identification method, which is characterized in that the variable two-dimensional code-based multi-link independent device identification method comprises the following steps:
collecting, by the second mobile terminal, variable two-dimensional code information of the independent device;
establishing a communication connection with a base station by a first mobile terminal;
transmitting, by a first mobile terminal, a resource set request message to a base station;
transmitting, by the base station, first downlink control information to the first mobile terminal in a first symbol set of a first subframe in response to receiving the resource set request message, wherein the first downlink control information includes at least an indication of resources for transmitting second downlink control information and an indication of resources for transmitting third downlink control information;
attempting, by the first mobile terminal, to receive, in response to receiving the first downlink control information, second downlink control information transmitted by the base station on resources used to transmit the second downlink control information, wherein the second downlink control information is used to indicate to the first mobile terminal a set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within the first subframe;
attempting, by the first mobile terminal, to receive third downlink control information transmitted by the base station on resources for transmitting the third downlink control information in response to receiving the first downlink control information, wherein the third downlink control information is used to indicate resources for transmitting downlink data to the first mobile terminal, wherein the resources for transmitting the third downlink control information are located within the first subframe;
in response to receiving the second downlink control information, sending, by the first mobile terminal, a first ACK message to the base station to inform the base station that the first mobile terminal correctly received the second downlink control information;
in response to receiving the second downlink control information, transmitting, by the first mobile terminal, first sidelink control information to the second mobile terminal on a first set of symbols of a first subframe of a set of resources for sidelink communications, wherein the first sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
In a preferred embodiment, the method for identifying multiple link independent devices based on the variable two-dimensional code comprises the following steps:
in response to receiving the first sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource used for the second mobile terminal to transmit data information, wherein the resource used for the second mobile terminal to transmit data information is on a first subframe of a set of resources used for sidelink communication;
continuously collecting the variable two-dimension code information of the independent equipment by the second mobile terminal;
transmitting, by the first mobile terminal, second sidelink control information to the second mobile terminal over the first set of symbols of the second subframe of the set of resources for sidelink communications in response to transmitting the first sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the second sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
in response to receiving the second sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource used for the second mobile terminal to transmit data information, wherein the resource used for the second mobile terminal to transmit data information is on a second subframe of a resource set used for sidelink communication;
in response to transmitting the second downlink control information to the first mobile terminal, determining, by the base station, whether an update of the set of resources for conducting the sidelink communication is required.
In a preferred embodiment, the method for identifying multiple link independent devices based on the variable two-dimensional code comprises the following steps:
if the resource set used for performing the sidelink communication is judged to need to be updated, transmitting fourth downlink control information to the first mobile terminal by the base station in the first symbol set of the second subframe, wherein the fourth downlink control information at least comprises an indication of resources used for transmitting fifth downlink control information;
in response to receiving the fourth downlink control information, attempting, by the first mobile terminal, to receive fifth downlink control information transmitted by the base station on resources used to transmit the fifth downlink control information, wherein the fifth downlink control information is used to indicate to the first mobile terminal an updated set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within the second subframe;
in response to receiving the fifth downlink control information, sending, by the first mobile terminal, a second ACK message to the base station to inform the base station that the first mobile terminal correctly received the fifth downlink control information;
transmitting, by the first mobile terminal, sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the updated set of resources for sidelink communications in response to receiving the fifth downlink control information, wherein the sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
if the fifth downlink control information is not received, the first mobile terminal continues to transmit the sidelink control information to the second mobile terminal over the first set of symbols of the third subframe of the set of resources for sidelink communications, wherein the sidelink control information indicates to the second mobile terminal the resources for the second mobile terminal to transmit data information.
In a preferred embodiment, the method for identifying multiple link independent devices based on the variable two-dimensional code comprises the following steps:
collecting, by the second mobile terminal, variable two-dimensional code information of the independent device;
establishing communication connection between the first mobile terminal and the base station and between the third mobile terminal and the base station;
transmitting, by a first mobile terminal, a resource set request message to a base station;
transmitting, by the third mobile terminal, a resource set request message to the base station;
transmitting, by the base station, sixth downlink control information to the first mobile terminal in the first symbol set of the first subframe in response to receiving the resource set request message, wherein the sixth downlink control information includes at least an indication of a set of resources for sidelink communications;
transmitting, by the base station, seventh downlink control information to the third mobile terminal in a second symbol set of the first subframe in response to receiving the resource set request message, wherein the seventh downlink control information includes at least an indication of a set of resources for sidelink communications;
in response to receiving the sixth downlink control information, sending, by the first mobile terminal, a third ACK message to the base station to inform the base station that the first mobile terminal correctly received the sixth downlink control information;
in response to receiving the seventh downlink control information, sending, by the third mobile terminal, a fourth ACK message to the base station to inform the base station that the third mobile terminal correctly received the seventh downlink control information;
in response to receiving the sixth downlink control information, transmitting, by the first mobile terminal, third sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the third sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
transmitting, by the third mobile terminal, fourth downlink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications in response to receiving the seventh downlink control information, wherein the fourth downlink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
in response to receiving the third sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a first subframe of a set of resources for sidelink communication;
in response to receiving the fourth sidelink control information, transmitting, by the second mobile terminal, the variable two-dimensional code information of the independent device to the third mobile terminal on resources used for the second mobile terminal to transmit data information, wherein the resources used for the second mobile terminal to transmit data information are on a second subframe of the set of resources used for sidelink communication.
In a preferred embodiment, the method for identifying multiple link independent devices based on the variable two-dimensional code comprises the following steps:
transmitting, by the first mobile terminal, fifth sidelink control information to the second mobile terminal on the first set of symbols of the third subframe of the set of resources for sidelink communications in response to transmitting the third sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the fifth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
in response to receiving the fifth sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a third subframe of a resource set for sidelink communication;
in response to transmitting sixth sidelink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications, transmitting, by the first mobile terminal, sixth sidelink control information to the second mobile terminal on the first set of symbols of the fourth subframe of the set of resources for sidelink communications, wherein the sixth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
and in response to receiving the sixth sidelink control information, transmitting, by the second mobile terminal, the variable two-dimensional code information of the independent device to the first mobile terminal on a resource used for the second mobile terminal to transmit data information, wherein the resource used for the second mobile terminal to transmit data information is on a fourth subframe of the resource set used for sidelink communication.
The invention provides a variable two-dimensional code-based multi-link independent equipment identification system, which is characterized by comprising the following components in parts by weight:
a unit for collecting variable two-dimensional code information of the independent device by the second mobile terminal;
means for establishing a communication connection with a base station by a first mobile terminal;
means for transmitting, by a first mobile terminal, a resource set request message to a base station;
means for transmitting, by a base station, first downlink control information to a first mobile terminal in a first set of symbols of a first subframe in response to receiving a resource set request message, wherein the first downlink control information includes at least an indication of resources for transmitting second downlink control information and an indication of resources for transmitting third downlink control information;
means for attempting, by the first mobile terminal, to receive, in response to receiving the first downlink control information, second downlink control information transmitted by the base station on resources used to transmit the second downlink control information, wherein the second downlink control information is used to indicate to the first mobile terminal a set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within a first subframe;
means for attempting, by the first mobile terminal, to receive third downlink control information transmitted by the base station on resources for transmitting the third downlink control information in response to receiving the first downlink control information, wherein the third downlink control information is used to indicate resources for transmitting downlink data to the first mobile terminal, wherein the resources for transmitting the third downlink control information are located within the first subframe;
means for transmitting, by the first mobile terminal to the base station, a first ACK message to inform the base station that the first mobile terminal correctly received the second downlink control information in response to receiving the second downlink control information;
means for transmitting, by the first mobile terminal, first sidelink control information to the second mobile terminal over a first set of symbols of a first subframe of a set of resources for sidelink communications in response to receiving the second downlink control information, wherein the first sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
In a preferred embodiment, the multi-link independent device identification system based on the variable two-dimensional code comprises:
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on resources used for the second mobile terminal to transmit data information in response to receiving the first sidelink control information, wherein the resources used for the second mobile terminal to transmit data information are on a first subframe of a set of resources used for sidelink communications;
means for continuing to collect, by the second mobile terminal, the variable two-dimensional code information of the independent device;
means for transmitting, by the first mobile terminal, second sidelink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications in response to transmitting the first sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the second sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on resources used for the second mobile terminal to transmit data information in response to receiving the second sidelink control information, wherein the resources used for the second mobile terminal to transmit data information are on a second subframe of the set of resources used for sidelink communications;
means for determining, by the base station, whether an update of a set of resources for performing sidelink communications is needed in response to transmitting the second downlink control information to the first mobile terminal.
In a preferred embodiment, the multi-link independent device identification system based on the variable two-dimensional code comprises:
means for transmitting, by the base station, fourth downlink control information to the first mobile terminal in the first symbol set of the second subframe if it is determined that the resource set for performing sidelink communication needs to be updated, wherein the fourth downlink control information includes at least an indication of a resource for transmitting the fifth downlink control information;
means for attempting, by the first mobile terminal, to receive fifth downlink control information transmitted by the base station on resources used to transmit the fifth downlink control information in response to receiving the fourth downlink control information, wherein the fifth downlink control information is used to indicate to the first mobile terminal an updated set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within a second subframe;
means for transmitting, by the first mobile terminal to the base station, a second ACK message to inform the base station that the first mobile terminal correctly received the fifth downlink control information in response to receiving the fifth downlink control information;
means for transmitting, by the first mobile terminal, sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the updated set of resources for sidelink communications in response to receiving the fifth downlink control information, wherein the sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for the first mobile terminal to continue transmitting sidelink control information to the second mobile terminal over the first set of symbols of the third subframe of the set of resources for sidelink communications if the fifth downlink control information is not received, wherein the sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
In a preferred embodiment, the multi-link independent device identification system based on the variable two-dimensional code comprises:
a unit for collecting variable two-dimensional code information of the independent device by the second mobile terminal;
means for establishing a communication connection with a base station by a first mobile terminal and a third mobile terminal;
means for transmitting, by a first mobile terminal, a resource set request message to a base station;
means for transmitting, by a third mobile terminal, a resource set request message to a base station;
means for transmitting, by the base station, sixth downlink control information to the first mobile terminal in the first set of symbols of the first subframe in response to receiving the resource set request message, wherein the sixth downlink control information includes at least an indication of a set of resources for sidelink communications;
means for transmitting, by the base station, seventh downlink control information to the third mobile terminal in a second set of symbols of the first subframe in response to receiving the resource set request message, wherein the seventh downlink control information includes at least an indication of a set of resources for sidelink communications;
means for transmitting, by the first mobile terminal to the base station, a third ACK message to notify the base station that the first mobile terminal correctly received the sixth downlink control information in response to receiving the sixth downlink control information;
means for transmitting, by the third mobile terminal to the base station, a fourth ACK message to notify the base station that the third mobile terminal correctly received the seventh downlink control information in response to receiving the seventh downlink control information;
means for transmitting, by the first mobile terminal, third sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the set of resources for sidelink communications in response to receiving the sixth downlink control information, wherein the third sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the third mobile terminal, fourth downlink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications in response to receiving the seventh downlink control information, wherein the fourth downlink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the standalone device to the first mobile terminal on a resource for the second mobile terminal to transmit data information in response to receiving the third sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a first subframe of a set of resources for sidelink communications;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the third mobile terminal on resources used for the second mobile terminal to transmit data information in response to receiving the fourth sidelink control information, wherein the resources used for the second mobile terminal to transmit data information are on a second subframe of the set of resources used for sidelink communications.
In a preferred embodiment, the multi-link independent device identification system based on the variable two-dimensional code comprises:
means for transmitting, by the first mobile terminal, fifth sidelink control information to the second mobile terminal on the first set of symbols of a third subframe of the set of resources for sidelink communications in response to transmitting the third sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the fifth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource for the second mobile terminal to transmit data information in response to receiving the fifth sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a third subframe of a set of resources for sidelink communications;
means for transmitting, by the first mobile terminal, sixth sidelink control information to the second mobile terminal on a first set of symbols of a fourth subframe of the set of resources for sidelink communications in response to transmitting the sixth sidelink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications, wherein the sixth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on resources used for the second mobile terminal to transmit data information in response to receiving the sixth sidelink control information, wherein the resources used for the second mobile terminal to transmit data information are on a fourth subframe of a set of resources used for sidelink communications.
Compared with the prior art, the method has the advantages that the two-dimensional code is a novel identification mode which is raised in recent years, and along with the development of wireless communication, the two-dimensional code has wider application than a bar code, for example, wireless payment, equipment management, equipment identification and identity authentication can be carried out through the two-dimensional code. How to organically combine the two-dimension code-based equipment identification technology with the wireless communication technology is the key point of research at present, and aiming at the requirements of the prior art, the application provides a variable two-dimension code-based multi-link independent equipment identification method and system.
Drawings
Fig. 1 is a schematic diagram of a system architecture according to an embodiment of the present invention.
FIG. 2 is a flow diagram of a method according to an embodiment of the invention.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Fig. 1 is a schematic diagram of a system architecture according to an embodiment of the present invention.
FIG. 2 is a flow diagram of a method according to an embodiment of the invention. As shown in the figure, the method of the present invention comprises the steps of:
step 101: collecting, by the second mobile terminal, variable two-dimensional code information of the independent device;
step 102: establishing a communication connection with a base station by a first mobile terminal;
step 103: transmitting, by a first mobile terminal, a resource set request message to a base station;
step 104: transmitting, by the base station, first downlink control information to the first mobile terminal in a first symbol set of a first subframe in response to receiving the resource set request message, wherein the first downlink control information includes at least an indication of resources for transmitting second downlink control information and an indication of resources for transmitting third downlink control information;
step 105: attempting, by the first mobile terminal, to receive, in response to receiving the first downlink control information, second downlink control information transmitted by the base station on resources used to transmit the second downlink control information, wherein the second downlink control information is used to indicate to the first mobile terminal a set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within the first subframe; the second downlink control information has an indication of a validity time for a set of resources for sidelink communications;
step 106: attempting, by the first mobile terminal, to receive third downlink control information transmitted by the base station on resources for transmitting the third downlink control information in response to receiving the first downlink control information, wherein the third downlink control information is used to indicate resources for transmitting downlink data to the first mobile terminal, wherein the resources for transmitting the third downlink control information are located within the first subframe;
step 107: in response to receiving the second downlink control information, sending, by the first mobile terminal, a first ACK message to the base station to inform the base station that the first mobile terminal correctly received the second downlink control information;
step 108: in response to receiving the second downlink control information, transmitting, by the first mobile terminal, first sidelink control information to the second mobile terminal on a first set of symbols of a first subframe of a set of resources for sidelink communications, wherein the first sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
In a preferred embodiment, the method for identifying multiple link independent devices based on the variable two-dimensional code comprises the following steps:
in response to receiving the first sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource used for the second mobile terminal to transmit data information, wherein the resource used for the second mobile terminal to transmit data information is on a first subframe of a set of resources used for sidelink communication;
continuously collecting the variable two-dimension code information of the independent equipment by the second mobile terminal;
transmitting, by the first mobile terminal, second sidelink control information to the second mobile terminal over the first set of symbols of the second subframe of the set of resources for sidelink communications in response to transmitting the first sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the second sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information; in one embodiment, the allocation of the set of resources for sidelink communications has an effective time within which the first mobile terminal sends sidelink control information to the second mobile terminal at a corresponding position of each subframe until the effective time expires, and whether the effective time is reached can be determined by setting a timer;
in response to receiving the second sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource used for the second mobile terminal to transmit data information, wherein the resource used for the second mobile terminal to transmit data information is on a second subframe of a resource set used for sidelink communication; in one embodiment, after receiving the variable two-dimensional code information of the independent device, the first mobile terminal sends the variable two-dimensional code information of the independent device to the base station, and then the base station sends the variable two-dimensional code information of the independent device to the device management server, so that the identification of the multi-link independent device of the variable two-dimensional code is realized; the operation mode of the method makes full use of the flexibility of the wireless communication system, and can quickly realize the initial identification and the identification update of the independent equipment;
in response to transmitting the second downlink control information to the first mobile terminal, determining, by the base station, whether an update of the set of resources for conducting the sidelink communication is required.
In a preferred embodiment, the method for identifying multiple link independent devices based on the variable two-dimensional code comprises the following steps:
if the resource set used for performing the sidelink communication is judged to need to be updated, transmitting fourth downlink control information to the first mobile terminal by the base station in the first symbol set of the second subframe, wherein the fourth downlink control information at least comprises an indication of resources used for transmitting fifth downlink control information;
in response to receiving the fourth downlink control information, attempting, by the first mobile terminal, to receive fifth downlink control information transmitted by the base station on resources used to transmit the fifth downlink control information, wherein the fifth downlink control information is used to indicate to the first mobile terminal an updated set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within the second subframe;
in response to receiving the fifth downlink control information, sending, by the first mobile terminal, a second ACK message to the base station to inform the base station that the first mobile terminal correctly received the fifth downlink control information;
transmitting, by the first mobile terminal, sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the updated set of resources for sidelink communications in response to receiving the fifth downlink control information, wherein the sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information; in one embodiment, the updated set of resources for sidelink communications may have a different frequency band than the initial set of resources for sidelink communications, and the updated set of resources for sidelink communications may have a different validity time than the initial set of resources for sidelink communications;
if the fifth downlink control information is not received, the first mobile terminal continues to transmit the sidelink control information to the second mobile terminal over the first set of symbols of the third subframe of the set of resources for sidelink communications, wherein the sidelink control information indicates to the second mobile terminal the resources for the second mobile terminal to transmit data information.
In a preferred embodiment, the method for identifying multiple link independent devices based on the variable two-dimensional code comprises the following steps:
collecting, by the second mobile terminal, variable two-dimensional code information of the independent device;
establishing communication connection between the first mobile terminal and the base station and between the third mobile terminal and the base station;
transmitting, by a first mobile terminal, a resource set request message to a base station;
transmitting, by the third mobile terminal, a resource set request message to the base station;
transmitting, by the base station, sixth downlink control information to the first mobile terminal in the first symbol set of the first subframe in response to receiving the resource set request message, wherein the sixth downlink control information includes at least an indication of a set of resources for sidelink communications;
transmitting, by the base station, seventh downlink control information to the third mobile terminal in a second symbol set of the first subframe in response to receiving the resource set request message, wherein the seventh downlink control information includes at least an indication of a set of resources for sidelink communications;
in response to receiving the sixth downlink control information, sending, by the first mobile terminal, a third ACK message to the base station to inform the base station that the first mobile terminal correctly received the sixth downlink control information;
in response to receiving the seventh downlink control information, sending, by the third mobile terminal, a fourth ACK message to the base station to inform the base station that the third mobile terminal correctly received the seventh downlink control information;
in response to receiving the sixth downlink control information, transmitting, by the first mobile terminal, third sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the third sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
transmitting, by the third mobile terminal, fourth downlink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications in response to receiving the seventh downlink control information, wherein the fourth downlink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
in response to receiving the third sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a first subframe of a set of resources for sidelink communication;
in response to receiving the fourth sidelink control information, transmitting, by the second mobile terminal, the variable two-dimensional code information of the independent device to the third mobile terminal on resources used for the second mobile terminal to transmit data information, wherein the resources used for the second mobile terminal to transmit data information are on a second subframe of the set of resources used for sidelink communication.
In a preferred embodiment, the method for identifying multiple link independent devices based on the variable two-dimensional code comprises the following steps:
transmitting, by the first mobile terminal, fifth sidelink control information to the second mobile terminal on the first set of symbols of the third subframe of the set of resources for sidelink communications in response to transmitting the third sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the fifth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
in response to receiving the fifth sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a third subframe of a resource set for sidelink communication;
in response to transmitting sixth sidelink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications, transmitting, by the first mobile terminal, sixth sidelink control information to the second mobile terminal on the first set of symbols of the fourth subframe of the set of resources for sidelink communications, wherein the sixth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
and in response to receiving the sixth sidelink control information, transmitting, by the second mobile terminal, the variable two-dimensional code information of the independent device to the first mobile terminal on a resource used for the second mobile terminal to transmit data information, wherein the resource used for the second mobile terminal to transmit data information is on a fourth subframe of the resource set used for sidelink communication.
The invention provides a variable two-dimensional code-based multi-link independent equipment identification system, which is characterized by comprising the following components in parts by weight:
a unit for collecting variable two-dimensional code information of the independent device by the second mobile terminal;
means for establishing a communication connection with a base station by a first mobile terminal;
means for transmitting, by a first mobile terminal, a resource set request message to a base station;
means for transmitting, by a base station, first downlink control information to a first mobile terminal in a first set of symbols of a first subframe in response to receiving a resource set request message, wherein the first downlink control information includes at least an indication of resources for transmitting second downlink control information and an indication of resources for transmitting third downlink control information;
means for attempting, by the first mobile terminal, to receive, in response to receiving the first downlink control information, second downlink control information transmitted by the base station on resources used to transmit the second downlink control information, wherein the second downlink control information is used to indicate to the first mobile terminal a set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within a first subframe;
means for attempting, by the first mobile terminal, to receive third downlink control information transmitted by the base station on resources for transmitting the third downlink control information in response to receiving the first downlink control information, wherein the third downlink control information is used to indicate resources for transmitting downlink data to the first mobile terminal, wherein the resources for transmitting the third downlink control information are located within the first subframe;
means for transmitting, by the first mobile terminal to the base station, a first ACK message to inform the base station that the first mobile terminal correctly received the second downlink control information in response to receiving the second downlink control information;
means for transmitting, by the first mobile terminal, first sidelink control information to the second mobile terminal over a first set of symbols of a first subframe of a set of resources for sidelink communications in response to receiving the second downlink control information, wherein the first sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
In a preferred embodiment, the multi-link independent device identification system based on the variable two-dimensional code comprises:
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on resources used for the second mobile terminal to transmit data information in response to receiving the first sidelink control information, wherein the resources used for the second mobile terminal to transmit data information are on a first subframe of a set of resources used for sidelink communications;
means for continuing to collect, by the second mobile terminal, the variable two-dimensional code information of the independent device;
means for transmitting, by the first mobile terminal, second sidelink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications in response to transmitting the first sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the second sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on resources used for the second mobile terminal to transmit data information in response to receiving the second sidelink control information, wherein the resources used for the second mobile terminal to transmit data information are on a second subframe of the set of resources used for sidelink communications;
means for determining, by the base station, whether an update of a set of resources for performing sidelink communications is needed in response to transmitting the second downlink control information to the first mobile terminal.
In a preferred embodiment, the multi-link independent device identification system based on the variable two-dimensional code comprises:
means for transmitting, by the base station, fourth downlink control information to the first mobile terminal in the first symbol set of the second subframe if it is determined that the resource set for performing sidelink communication needs to be updated, wherein the fourth downlink control information includes at least an indication of a resource for transmitting the fifth downlink control information;
means for attempting, by the first mobile terminal, to receive fifth downlink control information transmitted by the base station on resources used to transmit the fifth downlink control information in response to receiving the fourth downlink control information, wherein the fifth downlink control information is used to indicate to the first mobile terminal an updated set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within a second subframe;
means for transmitting, by the first mobile terminal to the base station, a second ACK message to inform the base station that the first mobile terminal correctly received the fifth downlink control information in response to receiving the fifth downlink control information;
means for transmitting, by the first mobile terminal, sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the updated set of resources for sidelink communications in response to receiving the fifth downlink control information, wherein the sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for the first mobile terminal to continue transmitting sidelink control information to the second mobile terminal over the first set of symbols of the third subframe of the set of resources for sidelink communications if the fifth downlink control information is not received, wherein the sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
In a preferred embodiment, the multi-link independent device identification system based on the variable two-dimensional code comprises:
a unit for collecting variable two-dimensional code information of the independent device by the second mobile terminal;
means for establishing a communication connection with a base station by a first mobile terminal and a third mobile terminal;
means for transmitting, by a first mobile terminal, a resource set request message to a base station;
means for transmitting, by a third mobile terminal, a resource set request message to a base station;
means for transmitting, by the base station, sixth downlink control information to the first mobile terminal in the first set of symbols of the first subframe in response to receiving the resource set request message, wherein the sixth downlink control information includes at least an indication of a set of resources for sidelink communications;
means for transmitting, by the base station, seventh downlink control information to the third mobile terminal in a second set of symbols of the first subframe in response to receiving the resource set request message, wherein the seventh downlink control information includes at least an indication of a set of resources for sidelink communications;
means for transmitting, by the first mobile terminal to the base station, a third ACK message to notify the base station that the first mobile terminal correctly received the sixth downlink control information in response to receiving the sixth downlink control information;
means for transmitting, by the third mobile terminal to the base station, a fourth ACK message to notify the base station that the third mobile terminal correctly received the seventh downlink control information in response to receiving the seventh downlink control information;
means for transmitting, by the first mobile terminal, third sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the set of resources for sidelink communications in response to receiving the sixth downlink control information, wherein the third sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the third mobile terminal, fourth downlink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications in response to receiving the seventh downlink control information, wherein the fourth downlink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the standalone device to the first mobile terminal on a resource for the second mobile terminal to transmit data information in response to receiving the third sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a first subframe of a set of resources for sidelink communications;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the third mobile terminal on resources used for the second mobile terminal to transmit data information in response to receiving the fourth sidelink control information, wherein the resources used for the second mobile terminal to transmit data information are on a second subframe of the set of resources used for sidelink communications.
In a preferred embodiment, the multi-link independent device identification system based on the variable two-dimensional code comprises:
means for transmitting, by the first mobile terminal, fifth sidelink control information to the second mobile terminal on the first set of symbols of a third subframe of the set of resources for sidelink communications in response to transmitting the third sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the fifth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on a resource for the second mobile terminal to transmit data information in response to receiving the fifth sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a third subframe of a set of resources for sidelink communications;
means for transmitting, by the first mobile terminal, sixth sidelink control information to the second mobile terminal on a first set of symbols of a fourth subframe of the set of resources for sidelink communications in response to transmitting the sixth sidelink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications, wherein the sixth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of the independent device to the first mobile terminal on resources used for the second mobile terminal to transmit data information in response to receiving the sixth sidelink control information, wherein the resources used for the second mobile terminal to transmit data information are on a fourth subframe of a set of resources used for sidelink communications.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims (10)

1. A variable two-dimensional code-based multi-link independent equipment identification method is characterized by comprising the following steps:
collecting, by the second mobile terminal, variable two-dimensional code information of the independent device;
establishing a communication connection with a base station by a first mobile terminal;
transmitting, by a first mobile terminal, a resource set request message to the base station;
transmitting, by a base station, first downlink control information to the first mobile terminal in a first symbol set of a first subframe in response to receiving the resource set request message, wherein the first downlink control information includes at least an indication of resources for transmitting second downlink control information and an indication of resources for transmitting third downlink control information;
in response to receiving the first downlink control information, attempting, by a first mobile terminal, to receive second downlink control information transmitted by a base station on resources used to transmit second downlink control information, wherein the second downlink control information is used to indicate to the first mobile terminal a set of resources for sidelink communications, wherein the resources used to transmit second downlink control information are located within the first subframe;
in response to receiving the first downlink control information, attempting, by the first mobile terminal, to receive third downlink control information transmitted by the base station on resources used to transmit third downlink control information, wherein the third downlink control information is used to indicate resources used to transmit downlink data to the first mobile terminal, wherein the resources used to transmit third downlink control information are located within the first subframe;
in response to receiving the second downlink control information, sending, by a first mobile terminal, a first ACK message to the base station to inform the base station that the first mobile terminal correctly received the second downlink control information;
in response to receiving the second downlink control information, transmitting, by the first mobile terminal, first sidelink control information to the second mobile terminal over a first set of symbols of a first subframe of the set of resources for sidelink communications, wherein the first sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
2. The variable two-dimensional code-based multi-link independent device identification method according to claim 1, wherein the variable two-dimensional code-based multi-link independent device identification method comprises the steps of:
in response to receiving the first sidelink control information, transmitting, by a second mobile terminal, variable two-dimensional code information of an independent device to the first mobile terminal on the resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a first subframe of the set of resources for sidelink communication;
continuously collecting the variable two-dimension code information of the independent equipment by the second mobile terminal;
in response to transmitting the first sidelink control information to the second mobile terminal on a first set of symbols of a first subframe of the set of resources for sidelink communications, transmitting, by the first mobile terminal, second sidelink control information to the second mobile terminal on a first set of symbols of a second subframe of the set of resources for sidelink communications, wherein the second sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
in response to receiving the second sidelink control information, transmitting, by a second mobile terminal, variable two-dimensional code information of an independent device to the first mobile terminal on the resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a second subframe of the set of resources for sidelink communication;
determining, by the base station, whether an update of a set of resources for performing sidelink communications is required in response to transmitting second downlink control information to the first mobile terminal.
3. The variable two-dimensional code-based multi-link independent device identification method according to claim 2, wherein the variable two-dimensional code-based multi-link independent device identification method comprises the steps of:
if the resource set used for performing the side link communication is judged to need to be updated, transmitting fourth downlink control information to the first mobile terminal by the base station in a first symbol set of a second subframe, wherein the fourth downlink control information at least comprises an indication of resources used for transmitting fifth downlink control information;
in response to receiving the fourth downlink control information, attempting, by the first mobile terminal, to receive fifth downlink control information transmitted by the base station on resources used to transmit the fifth downlink control information, wherein the fifth downlink control information is used to indicate to the first mobile terminal an updated set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within the second subframe;
in response to receiving the fifth downlink control information, sending, by a first mobile terminal, a second ACK message to the base station to inform the base station that the first mobile terminal correctly received the fifth downlink control information;
transmitting, by the first mobile terminal, sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the updated set of resources for sidelink communications in response to receiving the fifth downlink control information, wherein the sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
if the fifth downlink control information is not received, the first mobile terminal continues to transmit side link control information to the second mobile terminal on the first set of symbols of the third subframe of the set of resources for side link communication, wherein the side link control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
4. The variable two-dimensional code-based multi-link independent device identification method according to claim 3, wherein the variable two-dimensional code-based multi-link independent device identification method comprises the steps of:
collecting, by the second mobile terminal, variable two-dimensional code information of the independent device;
establishing communication connection between the first mobile terminal and the base station and between the third mobile terminal and the base station;
transmitting, by a first mobile terminal, a resource set request message to the base station;
sending, by a third mobile terminal, a resource set request message to the base station;
transmitting, by the base station, sixth downlink control information to the first mobile terminal in the first symbol set of the first subframe in response to receiving the resource set request message, wherein the sixth downlink control information includes at least an indication of a set of resources for sidelink communications;
transmitting, by the base station to the third mobile terminal, in response to receiving the resource set request message, seventh downlink control information in a second set of symbols of the first subframe, wherein the seventh downlink control information includes at least an indication of a set of resources for sidelink communications;
in response to receiving the sixth downlink control information, sending, by a first mobile terminal, a third ACK message to the base station to inform the base station that the first mobile terminal correctly received the sixth downlink control information;
in response to receiving the seventh downlink control information, sending, by a third mobile terminal, a fourth ACK message to the base station to inform the base station that the third mobile terminal correctly received the seventh downlink control information;
in response to receiving the sixth downlink control information, transmitting, by the first mobile terminal, third sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the third sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
transmitting, by a third mobile terminal, fourth downlink control information to the second mobile terminal on a first set of symbols of a second subframe of the set of resources for sidelink communications in response to receiving the seventh downlink control information, wherein the fourth downlink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
in response to receiving the third sidelink control information, transmitting, by a second mobile terminal, variable two-dimensional code information of an independent device to the first mobile terminal on the resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a first subframe of the set of resources for sidelink communication;
and in response to receiving the fourth side link control information, transmitting, by the second mobile terminal, variable two-dimensional code information of an independent device to the third mobile terminal on the resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a second subframe of the set of resources for side link communication.
5. The variable two-dimensional code-based multi-link independent device identification method according to claim 4, wherein the variable two-dimensional code-based multi-link independent device identification method comprises the steps of:
transmitting, by the first mobile terminal, fifth sidelink control information to the second mobile terminal on the first set of symbols of the third subframe of the set of resources for sidelink communications in response to transmitting the third sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the fifth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
in response to receiving the fifth sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of an independent device to the first mobile terminal on the resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a third subframe of the resource set for sidelink communication;
in response to transmitting the sixth sidelink control information to the second mobile terminal on the first set of symbols of the second subframe of the set of resources for sidelink communications, transmitting, by the first mobile terminal, sixth sidelink control information to the second mobile terminal on the first set of symbols of the fourth subframe of the set of resources for sidelink communications, wherein the sixth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
and in response to receiving the sixth sidelink control information, transmitting, by the second mobile terminal, variable two-dimensional code information of an independent device to the first mobile terminal on the resource for the second mobile terminal to transmit data information, wherein the resource for the second mobile terminal to transmit data information is on a fourth subframe of the resource set for sidelink communication.
6. The utility model provides a multi-ring independent equipment identification system based on variable two-dimensional code which characterized in that, multi-ring independent equipment identification system based on variable two-dimensional code includes:
a unit for collecting variable two-dimensional code information of the independent device by the second mobile terminal;
means for establishing a communication connection with a base station by a first mobile terminal;
means for transmitting, by a first mobile terminal, a resource set request message to the base station;
means for transmitting, by a base station, first downlink control information to the first mobile terminal in a first set of symbols of a first subframe in response to receiving the resource set request message, wherein the first downlink control information includes at least an indication of resources for transmitting second downlink control information and an indication of resources for transmitting third downlink control information;
means for attempting, by a first mobile terminal, to receive second downlink control information transmitted by a base station on resources used to transmit the second downlink control information in response to receiving the first downlink control information, wherein the second downlink control information is used to indicate to the first mobile terminal a set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within the first subframe;
means for attempting, by a first mobile terminal, to receive third downlink control information transmitted by a base station on resources used to transmit the third downlink control information in response to receiving the first downlink control information, wherein the third downlink control information is used to indicate resources to the first mobile terminal to transmit downlink data, wherein the resources used to transmit the third downlink control information are located within the first subframe;
means for transmitting, by a first mobile terminal to the base station, a first ACK message to inform the base station that the first mobile terminal correctly received the second downlink control information in response to receiving the second downlink control information;
means for transmitting, by a first mobile terminal, first sidelink control information to a second mobile terminal over a first set of symbols of a first subframe of the set of resources for sidelink communications in response to receiving the second downlink control information, wherein the first sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
7. The variable two-dimensional code based multi-link independent device identification system of claim 6, wherein the variable two-dimensional code based multi-link independent device identification system comprises:
means for transmitting, by a second mobile terminal, variable two-dimensional code information of a standalone device to the first mobile terminal on the resource for the second mobile terminal to transmit data information in response to receiving the first sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a first subframe of the set of resources for sidelink communication;
means for continuing to collect, by the second mobile terminal, the variable two-dimensional code information of the independent device;
means for transmitting, by a first mobile terminal, second sidelink control information to a second mobile terminal over a first set of symbols of a second subframe of the set of resources for sidelink communications in response to transmitting the first sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the second sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by a second mobile terminal, variable two-dimensional code information of a standalone device to the first mobile terminal on the resource for the second mobile terminal to transmit data information in response to receiving the second sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a second subframe of the set of resources for sidelink communication;
means for determining, by a base station, whether an update of a set of resources for sidelink communication is needed in response to transmitting second downlink control information to the first mobile terminal.
8. The variable two-dimensional code based multi-link independent device identification system of claim 7, wherein the variable two-dimensional code based multi-link independent device identification system comprises:
means for transmitting, by a base station, fourth downlink control information to the first mobile terminal in a first symbol set of a second subframe if it is determined that an update of a set of resources for sidelink communication is required, wherein the fourth downlink control information includes at least an indication of resources for transmitting fifth downlink control information;
means for attempting, by the first mobile terminal, to receive fifth downlink control information transmitted by the base station on resources used to transmit the fifth downlink control information in response to receiving the fourth downlink control information, wherein the fifth downlink control information is used to indicate to the first mobile terminal an updated set of resources for sidelink communications, wherein the resources used to transmit the second downlink control information are located within the second subframe;
means for transmitting, by a first mobile terminal to the base station, a second ACK message to notify the base station that the first mobile terminal correctly received the fifth downlink control information in response to receiving the fifth downlink control information;
means for transmitting, by a first mobile terminal, sidelink control information to a second mobile terminal over a first set of symbols of a first subframe of an updated set of resources for sidelink communications in response to receiving the fifth downlink control information, wherein the sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for the first mobile terminal to continue transmitting sidelink control information to the second mobile terminal over the first set of symbols of the third subframe of the set of resources for sidelink communications if the fifth downlink control information is not received, wherein the sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information.
9. The variable two-dimensional code based multi-link independent device identification system of claim 8, wherein the variable two-dimensional code based multi-link independent device identification system comprises:
a unit for collecting variable two-dimensional code information of the independent device by the second mobile terminal;
means for establishing a communication connection with a base station by a first mobile terminal and a third mobile terminal;
means for transmitting, by a first mobile terminal, a resource set request message to the base station;
means for transmitting, by a third mobile terminal, a resource set request message to the base station;
means for transmitting, by a base station, sixth downlink control information to the first mobile terminal in a first set of symbols of a first subframe in response to receiving the resource set request message, wherein the sixth downlink control information includes at least an indication of a set of resources for sidelink communications;
means for transmitting, by the base station, seventh downlink control information to the third mobile terminal in a second set of symbols of the first subframe in response to receiving the resource set request message, wherein the seventh downlink control information includes at least an indication of a set of resources for sidelink communications;
means for transmitting, by a first mobile terminal to the base station, a third ACK message to notify the base station that the first mobile terminal correctly received the sixth downlink control information in response to receiving the sixth downlink control information;
means for transmitting, by a third mobile terminal to the base station, a fourth ACK message to notify the base station that the seventh downlink control information was correctly received by the third mobile terminal in response to receiving the seventh downlink control information;
means for transmitting, by the first mobile terminal, third sidelink control information to the second mobile terminal over the first set of symbols of the first subframe of the set of resources for sidelink communications in response to receiving the sixth downlink control information, wherein the third sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by a third mobile terminal, fourth sidelink control information to the second mobile terminal over a first set of symbols of a second subframe of the set of resources for sidelink communications in response to receiving the seventh downlink control information, wherein the fourth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by a second mobile terminal, variable two-dimensional code information of a standalone device to the first mobile terminal on the resource for the second mobile terminal to transmit data information in response to receiving the third sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a first subframe of the set of resources for sidelink communication;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of a separate device to the third mobile terminal on the resource for the second mobile terminal to transmit data information in response to receiving the fourth sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a second subframe of the set of resources for sidelink communications.
10. The variable two-dimensional code based multi-link independent device identification system of claim 9, wherein the variable two-dimensional code based multi-link independent device identification system comprises:
means for transmitting, by a first mobile terminal, fifth sidelink control information to the second mobile terminal on a first set of symbols of a third subframe of the set of resources for sidelink communications in response to transmitting the third sidelink control information to the second mobile terminal on the first set of symbols of the first subframe of the set of resources for sidelink communications, wherein the fifth sidelink control information indicates to the second mobile terminal a resource for the second mobile terminal to transmit data information;
means for transmitting, by a second mobile terminal, variable two-dimensional code information of a stand-alone device to the first mobile terminal on the resource for the second mobile terminal to transmit data information in response to receiving the fifth sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a third subframe of the set of resources for sidelink communication;
means for transmitting, by a first mobile terminal, sixth sidelink control information to a second mobile terminal over a first set of symbols of a fourth subframe of the set of resources for sidelink communications in response to transmitting the sixth sidelink control information to the second mobile terminal over the first set of symbols of the second subframe of the set of resources for sidelink communications, wherein the sixth sidelink control information indicates to the second mobile terminal resources for the second mobile terminal to transmit data information;
means for transmitting, by the second mobile terminal, variable two-dimensional code information of a separate device to the first mobile terminal on the resource for the second mobile terminal to transmit data information in response to receiving the sixth sidelink control information, wherein the resource for the second mobile terminal to transmit data information is on a fourth subframe of the set of resources for sidelink communication.
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