CN116227513B - Tag communication method, device, equipment and storage medium based on ultrahigh frequency - Google Patents
Tag communication method, device, equipment and storage medium based on ultrahigh frequency Download PDFInfo
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- CN116227513B CN116227513B CN202211726604.5A CN202211726604A CN116227513B CN 116227513 B CN116227513 B CN 116227513B CN 202211726604 A CN202211726604 A CN 202211726604A CN 116227513 B CN116227513 B CN 116227513B
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- 238000004891 communication Methods 0.000 title claims abstract description 151
- 238000000034 method Methods 0.000 title claims abstract description 61
- 230000004044 response Effects 0.000 claims abstract description 24
- 238000009529 body temperature measurement Methods 0.000 claims description 88
- 238000012795 verification Methods 0.000 claims description 21
- 238000004590 computer program Methods 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 13
- 230000002159 abnormal effect Effects 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004861 thermometry Methods 0.000 description 1
- 229960005486 vaccine Drugs 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10297—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves arrangements for handling protocols designed for non-contact record carriers such as RFIDs NFCs, e.g. ISO/IEC 14443 and 18092
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- 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
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The embodiment of the application discloses a tag communication method, device and equipment based on ultrahigh frequency and a storage medium, and relates to the technical field of tag communication. A tag communication system including an ultra-high frequency device and a plurality of temperature tags, the method being applied to the ultra-high frequency device, the method comprising: emitting a radio frequency wave, wherein the radio frequency wave carries a query instruction; receiving response messages sent by the temperature labels, and adding all the temperature labels which send the response messages into a preset communication sequence; and acquiring temperature data of the temperature tags in the communication sequence, so that the temperature data of the temperature tags in the radio frequency coverage area of the ultrahigh frequency equipment can be read in batches, and the reading efficiency is greatly improved.
Description
Technical Field
The present application relates to the field of tag communication technologies, and in particular, to a tag communication method, device, equipment and storage medium based on ultra-high frequency.
Background
The temperature tag can identify the accurate time of temperature change, collect temperature data in real time, and transmit the data to a reader for recording, and is widely applied to mechanical temperature monitoring and cold chain transportation (e.g. vaccine transportation).
When the high-frequency technology is used for configuring and reading the data of the temperature label, the data is limited by the bottleneck of the high-frequency technology, the reading is required to be within 10 centimeters from the temperature label, and equipment and the temperature label are required to be kept still, so that the reading configuration can be carried out only one-to-one.
The existing method is that a high-frequency device is used for reading and configuring the temperature tag, and a common high-frequency carrier is a mobile phone with an NFC function. When NFC on the back of the mobile phone is close to the temperature tag, the mobile phone end sends an instruction, the instruction is transmitted to the temperature tag through high frequency, and the temperature tag chip receives the instruction and then performs corresponding processing work. Because the wavelength of the high frequency is short, the energy requirement of the sending instruction can be met only by being close to the temperature label, and when the temperature data stored in the temperature label is read, the high frequency device can only read one by one, so that the efficiency is very low.
Disclosure of Invention
The embodiment of the application provides a tag communication method, device and equipment based on ultrahigh frequency and a storage medium, aiming at solving the problem of low temperature data reading efficiency of the existing temperature tag.
In a first aspect, an embodiment of the present application provides a tag communication method based on an ultra-high frequency, where a tag communication system includes an ultra-high frequency device and a plurality of temperature tags, the method is applied to the ultra-high frequency device, and the method includes:
emitting a radio frequency wave, wherein the radio frequency wave carries a query instruction;
receiving response messages sent by the temperature labels, and adding all the temperature labels which send the response messages into a preset communication sequence;
and acquiring temperature data of the temperature tag in the communication sequence.
In a second aspect, an embodiment of the present application further provides an ultrahigh frequency-based tag communication apparatus, which includes a unit for performing the above method.
In a third aspect, an embodiment of the present application further provides a computer device, which includes a memory and a processor, where the memory stores a computer program, and the processor implements the method when executing the computer program.
In a fourth aspect, embodiments of the present application also provide a computer readable storage medium storing a computer program which, when executed by a processor, implements the above method.
According to the technical scheme provided by the embodiment of the application, the ultrahigh frequency equipment sends out radio frequency waves, wherein the radio frequency waves carry inquiry instructions; receiving response messages sent by the temperature labels, and adding all the temperature labels which send the response messages into a preset communication sequence; and acquiring temperature data of the temperature tags in the communication sequence, so that the temperature data of the temperature tags in the radio frequency coverage area of the ultrahigh frequency equipment can be read in batches, and the reading efficiency is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an application scenario of a tag communication method based on ultra-high frequency according to an embodiment of the present application;
fig. 2 is a schematic flow chart of a tag communication method based on ultrahigh frequency according to an embodiment of the present application;
fig. 3 is a schematic block diagram of a tag communication apparatus based on ultra-high frequency according to an embodiment of the present application;
fig. 4 is a schematic block diagram of a computer device according to an embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
As used in this specification and the appended claims, the term "if" may be interpreted as "when..once" or "in response to a determination" or "in response to detection" depending on the context. Similarly, the phrase "if a determination" or "if a [ described condition or event ] is detected" may be interpreted in the context of meaning "upon determination" or "in response to determination" or "upon detection of a [ described condition or event ]" or "in response to detection of a [ described condition or event ]".
Referring to fig. 1, fig. 1 is a schematic diagram of an application scenario of an ultrahigh frequency-based tag communication method according to an embodiment of the present application. As can be seen from fig. 1, the tag communication system includes an ultra-high frequency device 10 and a plurality of temperature tags 20. The uhf device 10 is a uhf RFID (Radio Frequency Identification System, noncontact automatic identification system) hand-held terminal device.
Fig. 2 is a schematic flow chart of a tag communication method based on ultrahigh frequency according to an embodiment of the present application. The tag communication method based on the ultra-high frequency is applied to the ultra-high frequency equipment, and as shown in fig. 2, the method comprises the following steps S1-S3.
S1, emitting radio frequency waves, wherein the radio frequency waves carry inquiry instructions.
In specific implementation, the ultrahigh frequency device sends out a radio frequency wave, and the radio frequency wave carries a query instruction. And the temperature tags in the coverage range of the radio frequency waves can receive the query instruction. After receiving the inquiry command, the temperature tag sends a response message to the ultrahigh frequency device, wherein the response message contains identity information, such as ID information, of the temperature tag.
It will be appreciated that the radio frequency waves are emitted by the antenna of the uhf device.
S2, receiving response messages sent by the temperature labels, and adding all the temperature labels which send the response messages to a preset communication sequence.
In specific implementation, after the ultrahigh frequency device sends out the radio frequency, the ultrahigh frequency device receives the response message sent by the temperature tag in real time, and adds all the temperature tags which send the response message into a preset communication sequence. Specifically, the identity information of the temperature label in the response message is obtained, and the identity information of the temperature label is added into a preset communication sequence.
The temperature label capable of receiving the radio frequency wave sent by the ultrahigh frequency equipment is positioned in the communication coverage area of the ultrahigh frequency equipment. When the temperature label receives the inquiry command, a response message is sent to the ultrahigh frequency equipment, and the ultrahigh frequency equipment is informed that the temperature label is in the communication coverage range of the ultrahigh frequency equipment.
S3, collecting temperature data of the temperature label in the communication sequence.
In specific implementation, the temperature data of the temperature tag in the communication sequence can be collected simultaneously by adopting a parallel processing mode, so that the efficiency is improved. The temperature data of the temperature labels in the communication sequence are collected simultaneously in a group reading mode, so that the acquisition efficiency of the temperature data is greatly improved.
In one embodiment, the step S3 specifically includes the following steps:
s31, inquiring the temperature measurement times of the temperature label in the communication sequence.
In the implementation, the ultrahigh frequency device sends a temperature measurement frequency inquiry instruction to the temperature tag in the communication sequence.
And after receiving the temperature measurement times inquiry command, the temperature tag acquires the temperature measurement times of the temperature tag, and sends the temperature measurement times to the ultrahigh frequency equipment. Specifically, the temperature tag queries the number of temperature measurements from a predetermined register (e.g., set as a OxB094 register in one embodiment) that stores temperature measurement data.
S32, determining a target data volume based on the temperature measurement times, and sending a temperature data reading instruction to a temperature tag in the communication sequence, wherein the temperature data reading instruction comprises the target data volume.
In specific implementation, the temperature label obtains a temperature value every time temperature is measured, and the data volume of each temperature value is fixed, so that after knowing the temperature measurement times, the total data volume of the temperature values corresponding to the temperature measurement times can be calculated, and the total data volume is the target data volume. And the ultrahigh frequency equipment sends a temperature data reading instruction to a temperature tag in the communication sequence, wherein the temperature data reading instruction comprises the target data volume. The temperature data reading instruction is used for indicating the temperature label to read the temperature data and sending the temperature data to the ultrahigh frequency equipment. The data volume of the temperature data is the target data volume, so that the read temperature data is ensured to be matched with the temperature measurement times, and the condition of missing of the temperature value is avoided.
S33, receiving temperature data returned by the temperature tag in the communication sequence, wherein the data volume of the temperature data is equal to the target data volume.
In specific implementation, the ultrahigh frequency device receives temperature data returned by the temperature tag in the communication sequence, wherein the data volume of the temperature data is equal to the target data volume.
The temperature label is based on the temperature data of the target data quantity of the instruction reading of the ultrahigh frequency equipment and sends the temperature data to the ultrahigh frequency equipment, so that the number of temperature values contained in the temperature data is ensured to be the same as the number of temperature measurement times, and the loss of the temperature data is avoided.
In an embodiment, the step S3 further includes:
s41, inquiring a block address of last piece of data of a preset target register of the temperature label in the communication sequence, wherein the target register is used for storing the temperature data.
In a specific implementation, the preset target register is used for storing temperature data. In theory, the block address of the last piece of data of the target register plus 1 should be the same as the temperature measurement times, if the block address of the last piece of data of the target register plus 1 is different from the temperature measurement times, the interruption of the temperature measurement process is indicated, and the temperature data is inaccurate.
Specifically, the ultrahigh frequency device sends an address query instruction to the temperature tag, instructs the temperature tag to query the block address of the last piece of data of the preset target register, and sends the queried block address to the ultrahigh frequency device.
S42, judging whether the block address plus 1 is the same as the temperature measurement times.
In specific implementation, the ultrahigh frequency device judges whether the block address plus 1 is the same as the temperature measurement times.
S43, if the block address is added with 1 and the temperature measurement times are the same, judging that the temperature measurement process is normal.
In specific implementation, if the block address plus 1 is the same as the number of times of temperature measurement, it is determined that the temperature measurement process is normal, and the process goes to step S32.
S44, if the block address plus 1 is smaller than the temperature measurement times, judging that abnormality exists in the temperature measurement process.
In the specific implementation, if the block address plus 1 is smaller than the temperature measurement times, the abnormality of the temperature measurement process is judged, and at the moment, an alarm prompt message is sent to inform the user that the temperature data are wrong.
In one embodiment, before sending an instruction to the temperature tag, the working mode of the temperature tag needs to be checked, specifically, the method includes the following steps: detecting the working state of the temperature label in the communication sequence, wherein the working state comprises a non-temperature measurement state and a temperature measurement state, and the temperature measurement state comprises a temperature measurement state and a delayed temperature measurement state; if the working state of the temperature label is a non-temperature measurement state, the following steps, such as S31-S33 and S41-S44, are directly executed. If the working state of the temperature label is a temperature measurement state, after the temperature measurement of the temperature label is finished, the following steps, such as S31-S33 and S41-S44, are executed.
In specific implementation, the ultrahigh frequency device sends a state query command to the temperature tag, and the temperature tag sends the state of the temperature tag to the ultrahigh frequency device after receiving the state query command.
In one embodiment, the temperature tag needs to be set prior to thermometry. Comprising the following steps S51-S52.
S51, sending a setting instruction to the temperature label in the communication sequence, wherein the setting instruction is used for setting the temperature measurement times, the highest temperature, the lowest temperature, the temperature measurement interval time and the temperature measurement delay time of the temperature label in the communication sequence, and the high temperature upper limit register and the low temperature lower limit register.
In a specific implementation, a setting instruction is sent to the temperature tag in the communication sequence, where the setting instruction includes the contents of a temperature measurement frequency, a highest temperature, a lowest temperature, a temperature measurement interval time, a temperature measurement delay time, a high temperature upper limit register, a low temperature lower limit register, and the like set by a user. When the temperature tag receives the setting instruction, it sets the temperature measurement times according to the setting instruction, the highest temperature (i.e., the upper limit of the normal temperature, if the temperature exceeds the highest temperature, it determines that the temperature is abnormal), the lowest temperature (i.e., the lower limit of the normal temperature, if the temperature is lower than the lowest temperature, it determines that the temperature is abnormal), the temperature measurement interval time, the temperature measurement delay time, the high temperature upper limit register (i.e., the register in which the temperature value exceeding the highest temperature is stored), and the low temperature lower limit register (i.e., the register in which the temperature value exceeding the lowest temperature is stored).
S52, sending a temperature measurement starting instruction to the temperature label in the communication sequence, so that the temperature label in the communication sequence can measure the temperature based on the set content of the setting instruction.
In a specific implementation, after the setting of the temperature label is finished, a temperature measurement starting instruction is sent to the temperature label in the communication sequence, so that the temperature label in the communication sequence measures the temperature based on the set content of the setting instruction. And after receiving the temperature measurement starting instruction, the temperature label performs a temperature measurement flow according to the set content of the set instruction.
In an embodiment, the method further comprises, prior to step S51: carrying out Auth verification on the temperature label in the communication sequence; if the temperature label in the communication sequence passes the Auth verification, step S51 is executed. The security can be improved through Auth verification, and illegal equipment is prevented from setting the temperature label.
In specific implementation, the ultra-high frequency device sends an Auth verification request to a temperature tag in the communication sequence, the Auth verification request contains password information, the temperature tag verifies the password information, and a verification passing notification is sent to the ultra-high frequency device.
In an embodiment, before performing Auth verification on the temperature tag in the communication sequence, the method further includes: detecting the working state of the temperature label in the communication sequence, wherein the working state comprises a non-temperature measurement state and a temperature measurement state, and the temperature measurement state comprises a temperature measurement state and a delayed temperature measurement state; if the working state of the temperature label is a non-temperature measurement state, the subsequent steps, such as Auth verification of the temperature label in the communication sequence, are directly executed. If the working state of the temperature label is a temperature measurement state, after the temperature measurement of the temperature label is finished, executing subsequent steps, such as Auth verification of the temperature label in the communication sequence.
In one embodiment, before acquiring the temperature data of the temperature tag in the communication sequence, the temperature measurement of the temperature tag in the communication sequence needs to be stopped, specifically, the following steps are performed: and sending a temperature measurement stopping instruction to the temperature label in the communication sequence, so that the temperature label in the communication sequence stops the temperature measurement flow. Correspondingly, after the temperature label receives the temperature measurement stopping instruction, the temperature measurement operation is stopped.
In one embodiment, before the step of sending the stop temperature measurement command to the temperature tag in the communication sequence is performed, an Auth check is performed, specifically, the following steps are performed: carrying out Auth verification on the temperature label in the communication sequence; and if the temperature label in the communication sequence passes the Auth verification, executing the step of sending a temperature measurement stopping instruction to the temperature label in the communication sequence. The safety can be improved through Auth verification, and illegal equipment is prevented from interrupting the temperature measuring process in the temperature label.
In specific implementation, the ultra-high frequency device sends an Auth verification request to a temperature tag in the communication sequence, the Auth verification request contains password information, the temperature tag verifies the password information, and a verification passing notification is sent to the ultra-high frequency device.
In one embodiment, when initializing the temperature tag, it is required to determine whether the temperature tag is abnormal, specifically, the following steps are performed: S61-S64.
And S61, sending a voltage inquiry command to the temperature label in the communication sequence.
In the implementation, the ultrahigh frequency device sends a voltage query command to the temperature tag in the communication sequence, and after the temperature tag receives the voltage query command, the temperature tag detects the voltage value of the temperature tag to obtain voltage data, and the voltage data is sent to the ultrahigh frequency device. The voltage value specifically refers to the operating voltage value of the temperature label.
S62, receiving voltage data sent by the temperature tag in the communication sequence.
In specific implementation, the ultrahigh frequency equipment receives the voltage data sent by the temperature tag in the communication sequence, so that the voltage value of the temperature tag is obtained according to the voltage data.
And S63, judging whether the voltage of the temperature label in the communication sequence is smaller than a preset voltage threshold or not based on the voltage data.
In specific implementation, the ultrahigh frequency device judges whether the voltage value of the temperature tag is smaller than a preset voltage threshold value. The voltage threshold may be set by one skilled in the art, for example, to 0.9V.
S64, if the voltage of the temperature label in the communication sequence is smaller than a preset voltage threshold, judging that the temperature label in the communication sequence is abnormal.
In a specific implementation, if the voltage of the temperature tag in the communication sequence is smaller than a preset voltage threshold, determining that the temperature tag in the communication sequence is abnormal. Namely, the working voltage of the temperature label is judged to be too small, and the temperature label is damaged.
And if the voltage of the temperature label in the communication sequence is not less than the preset voltage threshold, judging that the temperature label in the communication sequence is normal.
According to the technical scheme provided by the embodiment of the application, the ultrahigh frequency equipment sends out radio frequency waves, wherein the radio frequency waves carry inquiry instructions; receiving response messages sent by the temperature labels, and adding all the temperature labels which send the response messages into a preset communication sequence; and acquiring temperature data of the temperature tags in the communication sequence, so that the temperature data of the temperature tags in the radio frequency coverage area of the ultrahigh frequency equipment can be read in batches, and the reading efficiency is greatly improved.
Referring to fig. 3, fig. 3 is a schematic block diagram of an ultrahigh frequency-based tag communication apparatus 30 according to an embodiment of the present application. Corresponding to the above tag communication method based on the ultra-high frequency, the present application also provides a tag communication apparatus 30 based on the ultra-high frequency. The tag communication system includes an ultra-high frequency device and a plurality of temperature tags. The uhf-based tag communication apparatus 30 includes a unit for performing the above-described uhf-based tag communication method, and the uhf-based tag communication apparatus 30 may be configured in a desktop computer, a tablet computer, a portable computer, or the like. Specifically, the tag communication apparatus 30 based on an ultra-high frequency includes:
a transmitting unit 31, configured to transmit a radio frequency wave, where the radio frequency wave carries a query instruction;
an adding unit 32, configured to receive the response message sent by the temperature tag, and add all the temperature tags that send the response message to a preset communication sequence;
and the acquisition unit 33 is used for acquiring temperature data of the temperature tag in the communication sequence.
In an embodiment, the collecting temperature data of the temperature tag in the communication sequence includes:
inquiring the temperature measurement times of the temperature label in the communication sequence;
determining a target data volume based on the temperature measurement times, and sending a temperature data reading instruction to a temperature tag in the communication sequence, wherein the temperature data reading instruction comprises the target data volume;
and receiving temperature data returned by the temperature tag in the communication sequence, wherein the data volume of the temperature data is equal to the target data volume.
In an embodiment, the collecting temperature data of the temperature tag in the communication sequence further includes:
inquiring a block address of last piece of data of a preset target register of a temperature label in the communication sequence, wherein the target register is used for storing temperature data;
judging whether the block address plus 1 is the same as the temperature measurement times;
if the block address is added with 1 and the temperature measurement times are the same, judging that the temperature measurement process is normal;
if the block address plus 1 is smaller than the temperature measurement times, judging that the temperature measurement process is abnormal.
In one embodiment, the uhf-based tag communication apparatus 30 further comprises:
the first sending unit is used for sending a setting instruction to the temperature label in the communication sequence, wherein the setting instruction is used for setting the temperature measurement times, the highest temperature, the lowest temperature, the temperature measurement interval time, the temperature measurement delay time of the temperature label in the communication sequence, a high-temperature upper limit register and a low-temperature lower limit register;
and the second sending unit is used for sending a temperature measurement starting instruction to the temperature label in the communication sequence so as to enable the temperature label in the communication sequence to measure the temperature based on the set content of the set instruction.
In one embodiment, the uhf-based tag communication apparatus 30 further comprises:
and the third sending unit is used for sending a temperature measurement stopping instruction to the temperature label in the communication sequence so as to stop the temperature measurement flow of the temperature label in the communication sequence.
In one embodiment, the uhf-based tag communication apparatus 30 further comprises:
the verification unit is used for carrying out Auth verification on the temperature label in the communication sequence;
the third sending unit is specifically configured to execute the step of sending a temperature measurement stopping instruction to the temperature tag in the communication sequence if the temperature tag in the communication sequence passes the Auth verification,
the first sending unit is specifically configured to execute the step of sending a setting instruction to the temperature tag in the communication sequence if the temperature tag in the communication sequence passes the Auth verification.
In one embodiment, the uhf-based tag communication apparatus 30 further comprises:
a fourth sending unit, configured to send a voltage query instruction to a temperature tag in the communication sequence;
the receiving unit is used for receiving the voltage data sent by the temperature tag in the communication sequence;
the judging unit is used for judging whether the voltage of the temperature tag in the communication sequence is smaller than a preset voltage threshold value or not based on the voltage data;
and the judging unit is used for judging that the temperature label in the communication sequence is abnormal if the voltage of the temperature label in the communication sequence is smaller than a preset voltage threshold value.
It should be noted that, as will be clearly understood by those skilled in the art, the specific implementation process of the above-mentioned uhf-based tag communication apparatus 30 and each unit may refer to the corresponding description in the foregoing method embodiment, and for convenience and brevity of description, the description is omitted here.
The above-described uhf-based tag communication apparatus 30 may be implemented in the form of a computer program which is executable on a computer device as shown in fig. 4.
Referring to fig. 4, fig. 4 is a schematic block diagram of a computer device according to an embodiment of the present application. The computer device 500 may be a terminal or a server, where the terminal may be an electronic device with a communication function, such as a smart phone, a tablet computer, a notebook computer, a desktop computer, a personal digital assistant, and a wearable device. The server may be an independent server or a server cluster formed by a plurality of servers.
The computer device 500 includes a processor 502, a memory, and a network interface 505, connected by a system bus 501, where the memory may include a non-volatile storage medium 503 and an internal memory 504.
The non-volatile storage medium 503 may store an operating system 5031 and a computer program 5032. The computer program 5032, when executed, causes the processor 502 to perform a tag communication method based on ultra-high frequency.
The processor 502 is used to provide computing and control capabilities to support the operation of the overall computer device 500.
The internal memory 504 provides an environment for the execution of a computer program 5032 in the non-volatile storage medium 503, which computer program 5032, when executed by the processor 502, causes the processor 502 to perform a uhf-based tag communication method.
The network interface 505 is used for network communication with other devices. It will be appreciated by those skilled in the art that the foregoing structure is merely a block diagram of some of the structures associated with the present inventive arrangements and is not limiting of the computer device 500 to which the present inventive arrangements may be implemented, and that a particular computer device 500 may include more or less components than those shown, or may be combined with certain components, or have a different arrangement of components.
Wherein the processor 502 is configured to execute a computer program 5032 stored in a memory to implement the steps of the uhf-based tag communication method as in any of the method embodiments described above.
It should be appreciated that in an embodiment of the application, the processor 502 may be a central processing unit (Central Processing Unit, CPU), the processor 502 may also be other general purpose processors, digital signal processors (Digital Signal Processor, DSPs), application specific integrated circuits (Application Specific Integrated Circuit, ASICs), off-the-shelf programmable gate arrays (Field-Programmable Gate Array, FPGAs) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or the like. Wherein the general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
Those skilled in the art will appreciate that all or part of the flow in a method embodying the above described embodiments may be accomplished by computer programs instructing the relevant hardware. The computer program may be stored in a storage medium that is a computer readable storage medium. The computer program is executed by at least one processor in the computer system to implement the flow steps of the embodiments of the method described above.
Accordingly, the present application also provides a storage medium. The storage medium may be a computer readable storage medium. The storage medium stores a computer program. The computer program, when executed by a processor, causes the processor to perform the steps of the uhf-based tag communication method of any of the method embodiments described above.
The storage medium is a physical, non-transitory storage medium, and may be, for example, a U-disk, a removable hard disk, a Read-Only Memory (ROM), a magnetic disk, or an optical disk. The computer readable storage medium may be nonvolatile or may be volatile.
Those of ordinary skill in the art will appreciate that the elements and algorithm steps described in connection with the embodiments disclosed herein may be embodied in electronic hardware, in computer software, or in a combination of the two, and that the elements and steps of the examples have been generally described in terms of function in the foregoing description to clearly illustrate the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.
In the several embodiments provided by the present application, it should be understood that the disclosed apparatus and method may be implemented in other manners. For example, the device embodiments described above are merely illustrative. For example, the division of each unit is only one logic function division, and there may be another division manner in actual implementation. For example, multiple units or components may be combined or may be integrated into another system, or some features may be omitted, or not performed.
The steps in the method of the embodiment of the application can be sequentially adjusted, combined and deleted according to actual needs. The units in the device of the embodiment of the application can be combined, divided and deleted according to actual needs. In addition, each functional unit in the embodiments of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.
The integrated unit may be stored in a storage medium if implemented in the form of a software functional unit and sold or used as a stand-alone product. Based on such understanding, the technical solution of the present application is essentially or a part contributing to the prior art, or all or part of the technical solution may be embodied in the form of a software product stored in a storage medium, comprising several instructions for causing a computer device (which may be a personal computer, a terminal, a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present application.
In the foregoing embodiments, the descriptions of the embodiments are focused on, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present application without departing from the spirit or scope of the application. Thus, it is intended that the present application also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
While the application has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the application. Therefore, the protection scope of the application is subject to the protection scope of the claims.
Claims (9)
1. A tag communication method based on an ultra-high frequency, wherein a tag communication system includes an ultra-high frequency device and a plurality of temperature tags, the method being applied to the ultra-high frequency device, the method comprising:
emitting a radio frequency wave, wherein the radio frequency wave carries a query instruction;
receiving response messages sent by the temperature labels, and adding all the temperature labels which send the response messages into a preset communication sequence;
collecting temperature data of a temperature tag in the communication sequence;
the collecting temperature data of the temperature tag in the communication sequence comprises the following steps:
inquiring the temperature measurement times of the temperature label in the communication sequence;
determining a target data volume based on the temperature measurement times, and sending a temperature data reading instruction to a temperature tag in the communication sequence, wherein the temperature data reading instruction comprises the target data volume;
and receiving temperature data returned by the temperature tag in the communication sequence, wherein the data volume of the temperature data is equal to the target data volume.
2. The uhf-based tag communication method of claim 1, wherein the acquiring temperature data of a temperature tag in the communication sequence further comprises:
inquiring a block address of last piece of data of a preset target register of a temperature label in the communication sequence, wherein the target register is used for storing temperature data;
judging whether the block address plus 1 is the same as the temperature measurement times;
if the block address is added with 1 and the temperature measurement times are the same, judging that the temperature measurement process is normal;
if the block address plus 1 is smaller than the temperature measurement times, judging that the temperature measurement process is abnormal.
3. The uhf-based tag communication method of claim 1, further comprising:
sending a setting instruction to a temperature label in the communication sequence, wherein the setting instruction is used for setting the temperature measurement times, the highest temperature, the lowest temperature, the temperature measurement interval time, the temperature measurement delay time, the high-temperature upper limit register and the low-temperature lower limit register of the temperature label in the communication sequence;
and sending a temperature measurement starting instruction to the temperature label in the communication sequence, so that the temperature label in the communication sequence measures the temperature based on the content set by the setting instruction.
4. The ultrahigh frequency-based tag communication method of claim 3, further comprising:
sending a temperature measurement stopping instruction to a temperature label in the communication sequence so as to enable the temperature label in the communication sequence to be
The temperature label of the temperature sensor stops the temperature measuring process.
5. The uhf-based tag communication method of claim 4, further comprising:
carrying out Auth verification on the temperature label in the communication sequence;
and if the temperature label in the communication sequence passes the Auth verification, executing the step of sending a temperature measurement stopping instruction to the temperature label in the communication sequence, or executing the step of sending a setting instruction to the temperature label in the communication sequence.
6. The uhf-based tag communication method of claim 1, further comprising:
sending a voltage inquiry command to a temperature label in the communication sequence;
receiving voltage data sent by a temperature tag in the communication sequence;
judging whether the voltage of the temperature tag in the communication sequence is smaller than a preset voltage threshold or not based on the voltage data;
if the voltage of the temperature label in the communication sequence is smaller than a preset voltage threshold, judging that the temperature label in the communication sequence is abnormal.
7. An uhf-based tag communication apparatus comprising means for performing the method of any of claims 1-6.
8. A computer device, characterized in that it comprises a memory on which a computer program is stored and a processor which, when executing the computer program, implements the method according to any of claims 1-6.
9. A computer readable storage medium, characterized in that the storage medium stores a computer program which, when executed by a processor, implements the method according to any of claims 1-6.
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