CN112218289B - Wireless upgrading system and method for positioning card - Google Patents
Wireless upgrading system and method for positioning card Download PDFInfo
- Publication number
- CN112218289B CN112218289B CN202010990417.2A CN202010990417A CN112218289B CN 112218289 B CN112218289 B CN 112218289B CN 202010990417 A CN202010990417 A CN 202010990417A CN 112218289 B CN112218289 B CN 112218289B
- Authority
- CN
- China
- Prior art keywords
- upgrading
- positioning
- processor
- packet data
- base station
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
- H04W8/24—Transfer of terminal data
- H04W8/245—Transfer of terminal data from a network towards a terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
-
- 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 invention discloses a wireless upgrading system and a wireless upgrading method for a positioning card, wherein the system comprises one or more positioning cards, an upgrading base station and a server, the positioning cards are in communication connection with the upgrading base station, the upgrading base station is in communication connection with the server, the upgrading base station comprises a 1-path UWB channel and a 1-path ZigBee channel, and the positioning cards comprise a 1-path UWB channel and a 1-path ZigBee channel; the positioning card comprises a positioning processor, an upgrading processor and a FLASH memory, wherein the positioning processor comprises 1 path of UWB channel and 1 path of ZigBee channel, the positioning processor is in communication connection with the upgrading processor, and the upgrading processor is in communication connection with the FLASH memory. The number of multi-card wireless upgrading is not limited, and thousands of positioning cards can complete wireless upgrading within a few minutes; the wireless upgrading speed is high, the concurrency capacity is large, the reliability is high, and the applicability is strong.
Description
Technical Field
The invention relates to the technical field of wireless communication and coal mine underground positioning, in particular to a positioning card wireless upgrading system and method.
Background
The monitoring system for the position of the underground personnel in the coal mine plays an important role in the aspects of restraining production of over-determined personnel, accident emergency rescue, leading management of taking shift in the underground, special operation personnel management, attendance checking of the underground operation personnel and the like. An accurate positioning system based on the UWB positioning technology is widely popularized and applied under coal mines, and positioning cards are already popular among all mine workers. After the locator card is delivered for use, if a problem occurs or the function is added, software upgrading is needed. If an offline board card upgrading mode is adopted, the positioning card needs to be detached, and time and labor are consumed. If a wireless upgrading mode is adopted, most of the existing wireless upgrading methods only support one-to-one wireless upgrading, the upgrading speed is low, the efficiency is low, high risks exist, once the program upgrading fails, the original program is erased, the positioning card cannot continue to work, and the positioning card needs to be returned to the factory for maintenance.
Therefore, a method for upgrading a locator card quickly, efficiently and reliably is needed.
Disclosure of Invention
In view of the above, the present invention provides a system and a method for wireless upgrading of a locator card.
The invention provides a wireless upgrading system of a positioning card, which is characterized in that: the system comprises one or more positioning cards, an upgrading base station and a server, wherein the positioning cards are in communication connection with the upgrading base station, the upgrading base station is in communication connection with the server, the upgrading base station comprises 1 path of UWB channel and 1 path of ZigBee channel, and the positioning cards comprise 1 path of UWB channel and 1 path of ZigBee channel;
the positioning card comprises a positioning processor, an upgrading processor and a FLASH memory, wherein the positioning processor comprises 1 path of UWB channel and 1 path of ZigBee channel, the positioning processor is in communication connection with the upgrading processor, and the upgrading processor is in communication connection with the FLASH memory.
Further, the UWB channel of the upgrading base station is used for broadcasting upgrading packet data frames, and the ZigBee channel of the upgrading base station is used for receiving network scanning frames, sending upgrading starting frames and receiving upgrading progress frames.
Further, a UWB channel of the positioning card is used for TOF ranging in a non-upgrading process, and a ZigBee channel of the positioning card is used for broadcasting network scanning frames in the non-upgrading process;
the positioning card UWB channel is used for receiving an upgrading packet data frame in the wireless upgrading process, and the ZigBee channel of the positioning card is used for receiving an upgrading starting frame and sending an upgrading progress frame in the upgrading process.
Correspondingly, the invention also provides a wireless upgrading method of the positioning card, which is characterized in that: the method is suitable for the upgrading system of any one of claims 1 to 3, and specifically comprises the following steps:
s1: the server transmits the upgrade packet data and the information of the upgrade packet data to an upgrade base station together, wherein the information of the upgrade packet data comprises an upgrade packet version number, a data packet total length and a check value;
s2: the upgrade base station receives the upgrade packet data and the information of the upgrade packet data and then stores the upgrade packet data and simultaneously carries out check calculation, after the check is correct, a UWB channel is adopted to broadcast an upgrade packet data frame and then the next step is carried out, if the check is incorrect, the information of the upgrade packet data and the upgrade packet data which are currently received is deleted and communicated with a server, the transmission failure of the upgrade data is informed, and the step S1 is carried out;
s3: the method comprises the steps that a network scanning frame is periodically broadcast by a positioning card through a ZigBee channel, the network scanning frame comprises a positioning card number and a version number of current running software of the positioning card, an upgrading base station judges whether the version number is consistent with the version number of an upgrading packet issued by a server or not after receiving the network scanning frame, if yes, an upgrading starting frame is not replied, if not, the upgrading starting frame is replied to the positioning card, and the upgrading starting frame comprises the total length and the check value of upgrading packet data;
s4: after receiving the upgrading starting frame, the positioning processor of the positioning card sends the upgrading starting frame to the upgrading processor, meanwhile, a positioning card UWB channel is adopted to receive upgrading packet data frames, meanwhile, a positioning card ZigBee channel periodically sends upgrading progress frames used for reporting upgrading progress to an upgrading base station, and meanwhile, the positioning processor of the positioning card forwards the received upgrading packet data frames to the upgrading processor;
s5: judging whether the received data frame is the last data frame or not by an upgrading processor of the positioning card, if so, entering the next step, and if not, entering the step S4;
s6: and the upgrading processor of the positioning card verifies the upgrading packet data, if the verification is correct, the program upgrading is carried out on the positioning processor through a programming interface of the positioning processor, and if the verification is incorrect, the positioning processor is reset and the wireless upgrading mode is exited.
Further, the upgrade packet data frame in the UWB channel broadcast upgrade packet data frame comprises a data frame number, a data length, and a number of broadcasts;
when the UWB channel of the upgrading base station broadcasts the upgrading packet data frame, each data frame is continuously broadcast for 3 times at the interval of 1 millisecond, and one data frame is updated every 20 milliseconds.
Further, the upgrade processor of the locator card stores the received upgrade start frame and upgrade package data frame in the FLASH in step S4.
The invention has the beneficial technical effects that: and the upgrading base station broadcasts the upgrading packet data frame repeatedly in an infinite loop mode by adopting a UWB channel. The positioning card only needs to passively receive the data frame of the upgrade package, the number of the multi-card wireless upgrade is not limited, and thousands of positioning cards can complete the wireless upgrade within minutes; the wireless upgrading speed is high, the concurrency capacity is large, the reliability is high, and the applicability is strong.
Drawings
The invention is further described below with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of an upgrade system of the present invention.
FIG. 2 is a schematic view of a positioning card according to the present invention.
Fig. 3 is a flowchart of the upgrade method of the present invention.
FIG. 4 is a timing diagram of an upgrade base station broadcast upgrade packet data frame according to the present invention.
FIG. 5 is a timing diagram illustrating the wireless upgrade of the locator card according to the present invention.
FIG. 6 is a diagram of CRC16 checking according to the present invention.
Detailed Description
The invention is further described with reference to the accompanying drawings in which: in fig. 1, 1 denotes an upgrade base station, 2 denotes an upgrade base station UWB channel, 3 denotes an upgrade base station ZigBee channel, and 4 denotes a positioning card.
The invention provides a wireless upgrading system of a locator card, which is characterized in that: the method comprises the following steps: as shown in fig. 1, the system comprises one or more positioning cards, an upgrade base station and a server, wherein the positioning cards are in communication connection with the upgrade base station, the upgrade base station is in communication connection with the server, the upgrade base station comprises 1 path of UWB channel and 1 path of ZigBee channel, and the positioning cards comprise 1 path of UWB channel and 1 path of ZigBee channel; in the present embodiment, the
As shown in fig. 2, the locator card includes a positioning processor, an upgrading processor and a FLASH memory, the positioning processor includes 1 channel of UWB channel and 1 channel of ZigBee channel, the positioning processor is connected to the upgrading processor in communication, and the upgrading processor is connected to the FLASH memory in communication. The positioning card comprises a positioning plate, an upgrading plate and a FLASH. The positioning plate is responsible for receiving and transmitting the upgrading starting frame and the upgrading packet data frame. The upgrading board is responsible for storing, verifying and loading upgrading packet data, program upgrading is carried out only after the upgrading packet data frame is received and verified correctly, otherwise, the positioning board is reset, and the wireless upgrading process is restarted. Therefore, even if the upgrade packet data frame fails to be received, the positioning plate still retains the original program data and can continue to work; therefore, the wireless upgrade of the application has high reliability.
In this embodiment, the UWB channel of the upgrade base station is configured to broadcast an upgrade packet data frame, and the ZigBee channel of the upgrade base station is configured to receive a network scanning frame, send an upgrade start frame, and receive an upgrade progress frame. The upgrading base station adopts UWB and ZigBee dual-radio frequency technology to avoid wireless signal conflict, the UWB frequency range is 3.0GHz to 5.0GHz, the ZigBee frequency range is 2.4GHz, and the UWB and ZigBee frequency ranges are in different frequency ranges, so that mutual interference of wireless signals is avoided. In the whole wireless upgrading process, only the UWB channel of the upgrading base station is in a sending mode, and the UWB channels of all the positioning cards are in a receiving mode, so that wireless signal collision does not exist among UWB signals. The ZigBee channel is used for upgrading the interactive management information between the base station and the locator card, such as: the upgrading base station adopts a ZigBee channel to receive the network scanning frame, send the upgrading starting frame and receive the upgrading progress frame, and the positioning card adopts the ZigBee channel to send the network scanning frame, receive the upgrading starting frame and send the upgrading progress frame. If the ZigBee channel fails in communication, the data frame can be sent again, and the UWB channel cannot be influenced to transmit the upgrade packet data frame, so that the reliability and the success rate of wireless upgrade are greatly improved.
In this embodiment, the UWB channel of the locator card is used for TOF ranging in a non-upgrade process, and the ZigBee channel of the locator card is used for broadcasting network scanning frames in a non-upgrade process; the TOF ranging method belongs to a two-way ranging technology and mainly utilizes the time of flight of a signal back and forth between two asynchronous transceivers (transceivers) to measure the distance between nodes.
The positioning card UWB channel is used for receiving an upgrading packet data frame in the wireless upgrading process, and the ZigBee channel of the positioning card is used for receiving a starting upgrading frame and sending an upgrading progress frame in the upgrading process.
Correspondingly, the invention also provides a wireless upgrading method of the positioning card, which is characterized in that: the method is applicable to the upgrading system of any one of claims 1 to 3, and specifically comprises the following steps:
s1: the server transmits the upgrade packet data and the information of the upgrade packet data to an upgrade base station together, wherein the information of the upgrade packet data comprises an upgrade packet version number, a data packet total length and a check value;
s2: the upgrade base station receives the upgrade packet data and the information of the upgrade packet data and then stores the upgrade packet data and simultaneously carries out check calculation, after the check is correct, a UWB channel is adopted to broadcast an upgrade packet data frame and then the next step is carried out, if the check is incorrect, the information of the upgrade packet data and the upgrade packet data which are currently received is deleted and communicated with a server, the transmission failure of the upgrade data is informed, and the step S1 is carried out;
s3: the method comprises the steps that a network scanning frame is periodically broadcast by a positioning card through a ZigBee channel, the network scanning frame comprises a positioning card number and the version number of the current running software of the positioning card, after an upgrading base station receives the network scanning frame, whether the version number is consistent with the version number of an upgrading packet issued by a server or not is judged, if yes, an upgrading starting frame is not replied, if not, the upgrading starting frame is replied to the positioning card, and the upgrading starting frame comprises the total length of upgrading packet data and a check value; FIG. 4 is a timing diagram of an upgrade base station broadcast upgrade packet data frame;
s4: after receiving the upgrading starting frame, the positioning processor of the positioning card sends the upgrading starting frame to the upgrading processor, meanwhile, a positioning card UWB channel is adopted to receive upgrading packet data frames, meanwhile, a positioning card ZigBee channel periodically sends upgrading progress frames used for reporting upgrading progress to an upgrading base station, and meanwhile, the positioning processor of the positioning card forwards the received upgrading packet data frames to the upgrading processor; the working sequence of the wireless upgrade of the locator card is shown in fig. 5;
s5: judging whether the received data frame is the last data frame or not by an upgrading processor of the positioning card, if so, entering the next step, and if not, entering the step S4;
s6: and the upgrading processor of the positioning card verifies the upgrading packet data, if the verification is correct, the program upgrading is carried out on the positioning processor through a programming interface of the positioning processor, and if the verification is incorrect, the positioning processor is reset and the wireless upgrading mode is exited.
In this embodiment, the check uses an existing CRC16 check, and the server, upgrade base station and upgrade board/upgrade processor use the same CRC16 check algorithm, i.e., use the same CRC16 to produce a polynomial or CRC16 data table. At a server side: the server, assuming that the total length of the upgrade package data is L, generates a CRC16 check code using a CRC16 check algorithm, as shown in fig. 6 below. And the server transmits the data of the upgrade package and the information thereof (including the version number of the upgrade package, the total length of the data package and the CRC16 check code) to the upgrade base station.
At the upgrade base station end: and the upgrading base station receives the data and the information (including the upgrading packet version number, the data packet total length and the CRC16 check code) of the upgrading packet, and performs CRC16 check on the upgrading packet data by adopting the same CRC16 check algorithm, and if the obtained CRC16 check code is consistent with the CRC16 check code issued by the server, the check is correct. And then, the upgrading base station broadcasts the upgrading packet data frame for multiple times in an infinite loop mode by adopting a UWB channel. If the verification is incorrect, deleting the currently received upgrade packet data and the information thereof, communicating with the server and informing that the transmission of the upgrade data fails.
Positioning the card end: after the upgrading board/upgrading processor receives all the upgrading packet data frames, performing CRC16 verification on the upgrading packet data by adopting the same CRC16 verification algorithm, and if the obtained CRC16 verification code is consistent with the CRC16 verification code issued by the upgrading base station, indicating that the verification is correct. And then, upgrading the program of the positioning processor through a programming interface of the positioning processor, resetting the positioning processor if the verification is incorrect, and exiting the wireless upgrading mode.
In the wireless upgrading process, the upgrading base station adopts an infinite circulation multi-broadcasting mechanism to send upgrading packet data, the positioning card only needs to passively receive upgrading packet data frames, and the number of multi-card wireless upgrading is not limited. Within the coverage range of the upgrading base station, thousands of positioning cards can complete wireless upgrading within minutes. In the wireless upgrading process, the wireless upgrading of the positioning card can be completed only by electrifying the upgrading base station. The wireless upgrade speed is fast, and the concurrent capacity is large. And the upgrading base station sends an upgrading starting frame when detecting that the software version number needs to be upgraded, otherwise, the upgrading starting frame does not reply. Simple operation and strong applicability.
In this embodiment, the upgrade packet data frame in the UWB channel broadcast upgrade packet data frame includes a data frame number, a data length, and a broadcast number;
when the UWB channel of the upgrading base station broadcasts the upgrading packet data frame, each data frame is continuously broadcast for 3 times by taking 1 millisecond as an interval, and one data frame is updated every 20 milliseconds. As shown in fig. 3, the upgrade base station broadcasts the upgrade packet data frame for multiple times in an infinite loop, where the data length of the upgrade packet data frame is N, the data length of the last data frame is M, and assuming that the total length of the upgrade packet data is L, L = N × N + M. The data frame number is the number of bytes that the upgrade packet data has been successfully broadcast.
If the number of failure times of receiving the same upgrade packet data frame by the locator card is less than 3, the upgrade packet data frame can be successfully received. If the failure times of the positioning card for receiving the same upgrade packet data frame are more than or equal to 3 times, the positioning card can wait for receiving the upgrade packet data frame in the next cycle period. Therefore, the upgrading base station sends the upgrading packet data by adopting an infinite loop multi-time broadcasting mechanism, and the transmission reliability can be guaranteed.
In step S4, the upgrade processor of the locator card stores the received upgrade start frame and upgrade packet data frame in FLASH. The positioning plate is responsible for receiving and transmitting the upgrading starting frame and the upgrading packet data frame. The upgrading board is responsible for storing, verifying and loading upgrading packet data, program upgrading is carried out only after the upgrading packet data is received and verified correctly, otherwise, the positioning board is reset, and the wireless upgrading process is restarted. Therefore, even if the upgrade packet data is failed to be received, the positioning plate still keeps the original program data and can continue to work; therefore, the wireless upgrade of the application has high reliability.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (4)
1. A locator card wireless upgrading system is characterized in that: the system comprises one or more positioning cards, an upgrading base station and a server, wherein the positioning cards are in communication connection with the upgrading base station, the upgrading base station is in communication connection with the server, the upgrading base station comprises 1 path of UWB channel and 1 path of ZigBee channel, and the positioning cards comprise 1 path of UWB channel and 1 path of ZigBee channel;
the positioning card comprises a positioning processor, an upgrading processor and a FLASH memory, wherein the positioning processor comprises 1 path of UWB channel and 1 path of ZigBee channel, the positioning processor is in communication connection with the upgrading processor, and the upgrading processor is in communication connection with the FLASH memory;
the UWB channel of the upgrading base station is used for broadcasting upgrading packet data frames, and the ZigBee channel of the upgrading base station is used for receiving network scanning frames, sending upgrading starting frames and receiving upgrading progress frames;
the UWB channel of the positioning card is used for TOF ranging in the non-upgrading process, and the ZigBee channel of the positioning card is used for broadcasting network scanning frames in the non-upgrading process;
the positioning card UWB channel is used for receiving an upgrading packet data frame in the wireless upgrading process, and the ZigBee channel of the positioning card is used for receiving an upgrading starting frame and sending an upgrading progress frame in the upgrading process.
2. A wireless upgrading method for a positioning card is characterized in that: the method is suitable for the upgrading system of claim 1, and specifically comprises the following steps:
s1: the server transmits the upgrade packet data and the information of the upgrade packet data to an upgrade base station together, wherein the information of the upgrade packet data comprises an upgrade packet version number, a data packet total length and a check value;
s2: the upgrading base station receives the information of the upgrading packet data and then stores the information, meanwhile, verification calculation is carried out, after the verification is correct, a UWB channel is adopted to broadcast upgrading packet data frames and the next step is carried out, if the verification is incorrect, the information of the upgrading packet data and the upgrading packet data received at present is deleted and communicated with a server, the upgrading data transmission failure is informed, and the step S1 is carried out;
s3: the method comprises the steps that a network scanning frame is periodically broadcast by a positioning card through a ZigBee channel, the network scanning frame comprises a positioning card number and a version number of current running software of the positioning card, an upgrading base station judges whether the version number is consistent with the version number of an upgrading packet issued by a server or not after receiving the network scanning frame, if yes, an upgrading starting frame is not replied, if not, the upgrading starting frame is replied to the positioning card, and the upgrading starting frame comprises the total length and the check value of upgrading packet data;
s4: after receiving the upgrading starting frame, the positioning processor of the positioning card sends the upgrading starting frame to the upgrading processor, meanwhile, a positioning card UWB channel is adopted to receive upgrading packet data frames, meanwhile, a positioning card ZigBee channel periodically sends upgrading progress frames used for reporting upgrading progress to an upgrading base station, and meanwhile, the positioning processor of the positioning card forwards the received upgrading packet data frames to the upgrading processor;
s5: judging whether the received data frame is the last data frame or not by an upgrading processor of the positioning card, if so, entering the next step, and if not, entering the step S4;
s6: and the upgrading processor of the positioning card verifies the upgrading packet data, if the verification is correct, the program upgrading is carried out on the positioning processor through a programming interface of the positioning processor, and if the verification is incorrect, the positioning processor is reset and the wireless upgrading mode is exited.
3. The wireless upgrading method of the locator card according to claim 2, characterized in that: the upgrade packet data frame in the UWB channel broadcast upgrade packet data frame comprises a data frame number, a data length and a broadcast frequency;
when the UWB channel of the upgrading base station broadcasts the upgrading packet data frame, each data frame is continuously broadcast for 3 times at the interval of 1 millisecond, and one data frame is updated every 20 milliseconds.
4. The locator card wireless upgrade method according to claim 2, wherein: and in the step S4, the upgrading processor of the locator card stores the received upgrading starting frame and the upgrading packet data frame in the FLASH.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010990417.2A CN112218289B (en) | 2020-09-18 | 2020-09-18 | Wireless upgrading system and method for positioning card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010990417.2A CN112218289B (en) | 2020-09-18 | 2020-09-18 | Wireless upgrading system and method for positioning card |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112218289A CN112218289A (en) | 2021-01-12 |
| CN112218289B true CN112218289B (en) | 2022-11-08 |
Family
ID=74049774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010990417.2A Active CN112218289B (en) | 2020-09-18 | 2020-09-18 | Wireless upgrading system and method for positioning card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112218289B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115061852B (en) * | 2022-08-15 | 2022-11-18 | 广东科伺智能科技有限公司 | Functional board card, production system of functional board card and use method of servo system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106714300A (en) * | 2016-12-16 | 2017-05-24 | 青岛安然物联网科技有限公司 | UWB and ZigBee integrated precise positioning system and operating method thereof |
| CN107872488A (en) * | 2016-09-27 | 2018-04-03 | 联芯科技有限公司 | A kind of method for upgrading software of Internet of things system |
| CN111103611A (en) * | 2020-01-16 | 2020-05-05 | 合肥四相至新科技有限公司 | UWB and GPS integrated positioning method and system |
| CN111158731A (en) * | 2019-12-06 | 2020-05-15 | 苏州浪潮智能科技有限公司 | CPLD-based network card firmware upgrading device and method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1331365C (en) * | 2002-12-31 | 2007-08-08 | 北京信威通信技术股份有限公司 | Automatic upgrading method and system of wireless communications system terminal software |
| WO2007148899A1 (en) * | 2006-06-19 | 2007-12-27 | Samsung Electronics Co., Ltd. | Information upgrade system and method for ota-capable device |
| CN106569847B (en) * | 2016-10-14 | 2020-03-31 | 数源科技股份有限公司 | Method for vehicle-mounted system to realize IAP remote upgrade based on mobile network |
| CN107483146A (en) * | 2017-07-10 | 2017-12-15 | 国网福建省电力有限公司泉州供电公司 | The remote upgrade and information transmitting methods of a kind of wireless terminal |
| CN108366346A (en) * | 2018-04-23 | 2018-08-03 | 京东方科技集团股份有限公司 | A kind of external positioning adapter, communication means, indoor positioning device and method |
| CN210660221U (en) * | 2019-09-26 | 2020-06-02 | 中铁二局集团有限公司 | Tunnel constructor positioning system based on ZigBee and BIM |
| CN111010660B (en) * | 2019-12-23 | 2021-09-24 | 中煤科工集团重庆研究院有限公司 | UWB and ZigBee based positioning method and system applied to mine |
-
2020
- 2020-09-18 CN CN202010990417.2A patent/CN112218289B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107872488A (en) * | 2016-09-27 | 2018-04-03 | 联芯科技有限公司 | A kind of method for upgrading software of Internet of things system |
| CN106714300A (en) * | 2016-12-16 | 2017-05-24 | 青岛安然物联网科技有限公司 | UWB and ZigBee integrated precise positioning system and operating method thereof |
| CN111158731A (en) * | 2019-12-06 | 2020-05-15 | 苏州浪潮智能科技有限公司 | CPLD-based network card firmware upgrading device and method |
| CN111103611A (en) * | 2020-01-16 | 2020-05-05 | 合肥四相至新科技有限公司 | UWB and GPS integrated positioning method and system |
Non-Patent Citations (2)
| Title |
|---|
| An automated cloud based vehicular emission control system using Zigbee;P. Kausalya Devi;《INTERNATIONAL CONFERENCE ON SMART STRUCTURES AND SYSTEMS - ICSSS"13》;20131010;全文 * |
| 矿山安全监控系统的设计与实现;石冯磊;《工程科技Ⅰ辑》;20160215;全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112218289A (en) | 2021-01-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107835088B (en) | Air upgrading method and system for LoRa terminal equipment | |
| CN102474837A (en) | Radio communication device, radio communication system, radio communication method, and program for executing the radio communication method | |
| CN102281121A (en) | Method, equipment and system for transmitting and verifying data file | |
| US20080153528A1 (en) | Non-interfering multipath communication system | |
| EP3113568A1 (en) | Wireless communication system, wireless communication device, wireless communication method, and program | |
| CN101482402A (en) | Signal transmission system for a measurement device | |
| CN102883431A (en) | Intelligent positioning system and intelligent positioning method on basis of CSS (computer system simulation) technology | |
| CN103889054A (en) | AP, mobile terminal and mobile terminal positioning system and method | |
| CN105306544B (en) | Remote updating method | |
| CN112218289B (en) | Wireless upgrading system and method for positioning card | |
| EP2177011A2 (en) | A wireless communication system for tracking assets with affixed electronic smart tags and methods thereof | |
| CN113721966B (en) | Node upgrading method and device, storage medium and electronic device | |
| US20130114580A1 (en) | Wireless communication apparatus, wireless communication system and wireless communication method | |
| CN111290769B (en) | Method for updating configuration data on line | |
| CN109451443B (en) | Data transmission method, device and system based on Lora wireless | |
| CN109889970B (en) | Positioning method and device, electronic equipment and storage medium | |
| CN112217610B (en) | Data processing method and device, consumer machine, terminal and readable storage medium | |
| WO2017049557A1 (en) | Adapter upgrade method, mobile terminal, and adapter | |
| CN111885151B (en) | Intelligent equipment communication method based on zigbee protocol and main intelligent equipment | |
| CN104036208A (en) | Anti-collision algorithm for wireless communication of mine mobile object | |
| CN101594674B (en) | Information interaction method used for wireless access network information management | |
| US20220078775A1 (en) | Communication apparatus and communication method | |
| CN116107618A (en) | Flowmeter controller upgrading method, computer equipment and storage medium | |
| CN110582060A (en) | communication method, communication device, node equipment and storage medium thereof | |
| CN115903447A (en) | RSU redundancy switching test method and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |