CN114115760A - Internet of things multi-terminal and printing equipment interaction method and system - Google Patents
Internet of things multi-terminal and printing equipment interaction method and system Download PDFInfo
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- 238000007639 printing Methods 0.000 title claims abstract description 327
- 230000003993 interaction Effects 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000004044 response Effects 0.000 claims abstract description 64
- 238000013475 authorization Methods 0.000 claims description 51
- 230000007774 longterm Effects 0.000 claims description 8
- 238000007781 pre-processing Methods 0.000 claims description 4
- 230000003213 activating effect Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 description 8
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- 230000002452 interceptive effect Effects 0.000 description 3
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/1222—Increasing security of the print job
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1236—Connection management
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1278—Dedicated interfaces to print systems specifically adapted to adopt a particular infrastructure
- G06F3/1285—Remote printer device, e.g. being remote from client or server
- G06F3/1288—Remote printer device, e.g. being remote from client or server in client-server-printer device configuration
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Abstract
The invention discloses an Internet of things multi-terminal and printing equipment interaction system and method, wherein the system comprises a user terminal, a server and printing equipment which are positioned in the same Internet of things, the user terminal comprises a request terminal and a response terminal, the request terminal has the control authority of the printing equipment, and the request terminal is used for sending an information request; the response terminal is used for receiving the request and sending the printing information and the printing request; the server is used for receiving the printing request and sending a printing instruction; the printing device is used for receiving the printing information and the printing instruction and printing the printing information according to the printing instruction. The invention can realize the interaction between the user terminals in the same Internet of things based on the Internet of things printing equipment.
Description
Technical Field
The invention relates to the technical field of interaction of multiple terminals and equipment, in particular to a method and a system for interaction of multiple terminals and printing equipment of an Internet of things.
Background
The Internet of things printing equipment in the market at the present stage mostly uses a single terminal to pair single equipment, and the method is used for interacting and printing. In the same internet of things, interaction is difficult to form between users who have different printing devices or have different control authorities of the same printing device.
Disclosure of Invention
The invention provides a method and a system for interaction between multiple terminals of the Internet of things and printing equipment, which aim to solve the problems and can realize interaction between user terminals in the same Internet of things based on the printing equipment of the Internet of things.
In order to achieve the purpose, the invention adopts the technical scheme that:
an Internet of things multi-terminal and printing device interaction system comprises a user terminal, a server and a printing device which are located in the same Internet of things, wherein the user terminal comprises a request terminal and a response terminal, the request terminal has the control authority of the printing device, and the request terminal is used for sending an information request; the response terminal is used for receiving the information request and sending printing information and a printing request; the server is used for receiving the printing request and sending a printing instruction; the printing equipment is used for receiving the printing information and the printing instruction and printing the printing information according to the printing instruction.
Preferably, the server includes an authority server and a printing server, and the request terminal is configured to send authorization information to the authority server; the authority server is used for granting the printing server printing authority according to the authorization information; the printing server is used for receiving the printing request, requesting the printing authority and sending the printing instruction.
Preferably, the printing authority includes a long-term authority and a temporary authority, the request terminal may cancel the authorization information, and the response terminal may release the printing authority of itself.
Preferably, the server includes an authority server and a printing server, and the authority server is configured to generate a first key and a second key corresponding to the first key, send the first key to the response terminal, and send the second key to the printing server; the response terminal is used for sending the first key to the printing server; the printing server is used for receiving the printing request and sending the printing instruction after matching the first key and the second key; or the authority server is used for generating a corresponding first key and a second key, sending the first key to the response terminal, and sending the second key to the printing equipment; the response terminal is used for sending the first key to the printing equipment; the printing server is used for receiving the printing request and sending the printing instruction; the printing device is used for printing after matching the first key and the second key.
Preferably, the server includes a printing server, and the printing server is configured to send information of a specific port to the request terminal after activating the specific port; the request terminal is used for sending the information of the specific port to the response terminal; the response terminal sends the printing request to the specific port according to the information of the specific port; and the printing server is used for receiving the printing request and sending the printing instruction.
Preferably, the server receives the printing information and then performs preprocessing.
Preferably, the server operates in one of a cloud server, an edge server, a gateway device, or the user terminal.
Preferably, the printing device communicates with the server through one of a personal area network, a local area network, or a mobile network.
Preferably, the server stores the information sent by the response terminal.
Based on the same inventive concept, the invention also provides an interaction method of the Internet of things multi-terminal and the printing equipment, which comprises the following steps: sending an information request through a request terminal; receiving the information request through a response terminal, and sending printing information and a printing request; receiving the printing request through a server and sending a printing instruction; receiving, by a printing device, the printing information and the printing instruction, and printing the printing information according to the printing instruction; the request terminal has the control authority of the printing device, the request terminal and the response terminal are user terminals, and the user terminal, the server and the printing device are in the same internet of things.
The invention has the beneficial effects that:
1. the printing equipment is controlled to print based on the service end in the Internet of things and various network data interaction paths, so that the interaction between the user terminals based on the printing equipment is realized, and a one-to-one corresponding pairing mechanism of the terminal equipment is broken;
2. the security of the printing equipment of the Internet of things is ensured through an authentication mechanism;
3. the server can operate at different positions in the Internet of things.
Drawings
FIG. 1 is a diagram of an overall service architecture, hardware devices and network structure of an Internet of things multi-terminal and printing device interactive system;
FIG. 2 is a timing diagram of data interaction including an account authorization mechanism;
FIG. 3 is a timing diagram of data interaction involving a key authentication mechanism;
FIG. 4 is a timing diagram of data interaction involving a particular port.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and more obvious, the present invention is further described in detail with reference to specific embodiments below. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
The embodiment discloses an internet of things multi-terminal and printing equipment interaction system, which comprises a user terminal, a server and printing equipment which are located in the same internet of things.
In this embodiment, the user terminals are divided into a request terminal and a response terminal. The requesting terminal has a control authority of at least one printing apparatus.
The server side is divided into a printing server side and a permission server side. Different servers may operate in the same device, terminal, or network node, or may operate in different nodes.
The printing apparatus may be subordinate to a plurality of user terminals.
The printing device can communicate with the server through one of a wireless personal area network, a wireless local area network or a mobile network.
The wireless personal area network includes, but is not limited to, various versions of protocols such as bluetooth, WUSB, or UWB, or radio frequency technology based on various versions of 802.15 series underlying protocols.
Wireless local area networks include, but are not limited to, versions of Wi-Fi, or radio frequency technologies based on versions of the 802.11 family of underlying protocols.
The mobile network includes, but is not limited to, various versions of the 2G/3G/4G/5G network protocol.
The request terminal described in this embodiment may be specifically a device such as a mobile terminal device or a personal computer, which has storage, calculation, and network connection.
The request terminal is used for sending an information request. The response terminal is used for receiving the information request and sending the printing information and the printing instruction. The user of the request terminal initiates an information interaction request to the response terminal, the user of the response terminal fills in the content and sends a printing request to the printing server, and the printing server sends a printing instruction to the printing equipment to initiate printing.
The requested content may include multimedia data such as text, pictures, sounds, etc.
The response terminal responds to the request of the request terminal and provides the request terminal with printing information containing various forms.
The data provided by the response terminal can be archived at the cloud end and then forwarded to the server side, and can also be directly sent to the server side.
The data provided by the response terminal can be directly transmitted to the printing device without the server, and can also be transmitted to the request terminal for storage.
The information interaction between the request terminal and the response terminal can be performed through similar special software independently developed by the right party, such as android/IOS APP.
The special software can provide an accelerated selection process based on various hardware permissions, such as NFC selection equipment, voice assistant keyword recognition selection equipment and operation and the like.
The request terminal and the response terminal can communicate by using third-party software.
The information interactive carrier in this case is generally a URL, H5 page or QRcode, etc. And after entering the interactive page, the request terminal selects the model by using the functions provided by the page based on the authority owned by the third-party software, fills in the problem description and the like. And after the response terminal enters the page, the response filling, the printing information uploading and other operations are completed by using the functions provided by the page based on the authority owned by the third-party software.
In this embodiment, the plurality of answering terminals may transmit data printing to the same printing apparatus.
The operation of the plurality of answering terminals can use the key for authorization and record the relevant operation information of each answering terminal through the printing service terminal to ensure the data and equipment safety.
If the request terminal and the response terminal respectively have printing equipment at the same time, the identity exchange of the request terminal and the response terminal can be realized, and data printing is sent to the printing equipment of the other side. Meanwhile, key information reminding can be set, and after data printing is finished, the printing equipment can send reminding including but not limited to sound, so that the interaction dimensionality between the user terminals is further increased.
The server is used for receiving the printing request and sending the printing instruction.
The server may receive and process data and instructions from various user terminals.
Referring to fig. 1, the server may operate at different locations in the internet of things, including:
1. programs or modules in the cloud/edge server: if the user terminal instruction sent by the request terminal is transmitted to the authority server through the mobile network, and after authentication is completed, the printing server sends the printing instruction to the printing equipment through the mobile network;
2. programs or modules running in the high performance gateway device: if the user terminal instruction is forwarded to the authority server through the personal area/local area network between the user terminals, and after the authentication is completed, the printing server sends the printing instruction to the printing equipment through the mobile network.
Program or module running in the user terminal: if the user terminal instruction is locally transmitted to the authority server at the request terminal, and after the authentication is completed, the printing server sends the printing instruction to the printing equipment through the mobile network.
The user terminal instruction is mainly used for authorizing the printing authority of the printing server.
After receiving the printing information, the printing server can perform preprocessing according to the data form, including:
1. converting characters into specific fonts, character sizes and artistic effects according to the machine types;
2. carrying out specific stylization processing on the picture;
3. and performing cloud or third-party cloud service caching on the contents such as audio, video and the like and converting the contents into the two-dimensional code.
The printing server communicates with the printing device through a network.
The printing server can directly send the printing information and the printing instruction to the printing equipment. And the printing equipment completes the printing related flow after receiving the information and the instruction. If the request terminal uses the special software, the printing service terminal can send the printing information to the request terminal at the same time.
The printing server side can also request authorization from the authority server side, if the authorization verification is passed, the data interaction with the printing equipment is executed, and if the authorization verification is not passed, the data interaction is not executed.
The authority server provides an authorization function for information interaction between the request terminal and the response terminal.
The authority server side can initiate an authorization mechanism after receiving the instruction of the user terminal.
The request terminal can provide printing authorities with different authority levels to the printing server through the authority server from the outside, and the authorized printing server can send a printing instruction to the printing equipment which opens the control authority to the request terminal when the corresponding response terminal initiates printing. The request terminal sends authorization information to the authority server, and the authority server grants the printing authority to the printing server according to the authorization information.
The authorization dimension is divided into temporary authorization and long-term authorization.
Wherein the temporary authorization includes:
1. limiting the authorization times: if the authority server generates an effective authorization link within the limited access times;
2. limiting the authorization duration: if the authority server side generates an authorization link which is valid in a limited time;
3. limiting the authorized account: for example, the authority server authorizes the account of the answering terminal according to the information of the answering terminal provided by the request terminal.
The information of the authorization link can be sent through dedicated software or third-party instant messaging software.
The account authorization information can be displayed in the relevant client of the response terminal, system notification is provided, or prompt is pushed through instant messaging software.
The authorization form comprises:
account-based authorization, with reference to fig. 2: and the request terminal authorizes the account of the response terminal by the authority service terminal after selecting the sending object. The printing server only processes the printing request of the authorized account;
key-based authorization, with reference to fig. 3: the request terminal requests the authority server to generate a key pair, the request terminal or the authority server sends a key K1 to the response terminal, and the corresponding key K2 is sent to the printing server or the printing device. The answering terminal correspondingly sends the key K1 to the printing server or the printing equipment. The printing server or the printing device confirms the mapping relation R between the K1 and the K2, and if the key pairs are matched, printing is executed. K1, K2 and R can be various symmetric and asymmetric encryption modes and meet certain encryption standards, such as AES and the like.
Port-specific authorization, see fig. 4: and the printing server updates the specific interface at regular time and sends the information of the specific interface to the request terminal. The requesting terminal sends the information to the responding terminal. The answering terminal sends the print information to the specific port. The authority server can assist the printing server in recording the access information.
The following are examples of authorization:
example one of temporary authorization: the authority server generates a link which is only accessed effectively for the previous 20 times according to the request of the request terminal, and any printing server which accesses the link within the effective times can directly send a printing instruction to the printing equipment;
example two temporary authorization: the authority server generates a link which is only effective in the period of 2021, 9, 30, 8 and 12 according to the request of the request terminal, and any printing server accessing the link in the effective period can directly send a printing instruction to the printing equipment;
example three of temporary authorization: the authority server generates a link which is only effective in 8-12 days in each day according to the request of the request terminal, and any printing server accessing the link in the effective time can directly send a printing instruction to the printing equipment;
example four of temporary authorization: the authority server generates a link which is only effective at 8-12 hours per day according to the request of the request terminal, and is only effective for a certain response terminal, and when the response terminal sends a printing request in the effective time period, the printing server accesses the link and can directly send a printing instruction to the printing equipment;
example v of temporary authorization: the authority server generates a link which is only effective at 8-12 hours per day according to the request of the request terminal, and is only effective for the response terminal in the friend list, and when the response terminal in the list sends a printing request within the effective time, the printing server accesses the link and can directly send a printing instruction to the printing equipment;
and one long-term authorization: the authority server side carries out long-term authorization on a certain printing device to the response terminal according to response terminal user information provided by the request terminal, the printing device is one of the printing devices of which the request terminal has control authority, the printing device appears in an operable device list of the response terminal for a long time, and when the response terminal sends a printing request, the printing server side accesses the link and can directly send a printing instruction to the printing device until the request terminal cancels authorization information or the response terminal actively removes the printing authority of the response terminal;
and (2) long-term authorization: the authority server generates a long-term effective link according to the request terminal, and any printing server accessing the link can directly send a printing instruction to the printing equipment until the request terminal cancels the authorization information.
The printing device is used for receiving the printing information and the printing instruction and printing the printing information according to the printing instruction. The printing device described in this embodiment is specifically a thermal printer with network communication capability.
The embodiment provides an internet of things multi-terminal and printing equipment interaction system based on a cloud-edge cooperative heterogeneous wireless network. The request terminal and the (a plurality of) response terminals carry out data interaction, and the printing of the printing equipment of the Internet of things is controlled based on the cloud server and various network data interaction paths. The interaction process comprises authorization, data encryption and behavior tracing among users with different authorities, the interaction based on the Internet of things printing equipment among the user terminals in the same Internet of things is realized, a one-to-one corresponding pairing mechanism of the terminal equipment is broken, the interest of the interaction among the user terminals is improved, and meanwhile, the safety of the Internet of things printing equipment is ensured through an authentication mechanism.
The invention concept of the invention can not be limited to the printing equipment of the Internet of things, and can be applied to other application equipment in the Internet of things in an expanded way.
Example two
The embodiment discloses an interaction method of multiple terminals and printing equipment of the Internet of things, which comprises the following steps:
s1, a user of a request terminal sends an information request and authorization information through the request terminal.
The authorization information is used to authorize the answering terminal. The authorization dimension is divided into temporary authorization and long-term authorization.
And S2, the authority server side initiates an authorization mechanism after receiving the authorization information.
And S3, the user of the response terminal receives the information request, responds according to the user requirement of the request terminal, sends printing information and a printing request to the printing server and initiates printing.
The information interaction between the request terminal and the response terminal can be carried out through special software or third-party software.
The number of the response terminals may be plural, and the response is made to the same request terminal.
If the request terminal and the response terminal respectively have printing equipment at the same time, the identity exchange of the request terminal and the response terminal can be realized, and data printing is sent to the printing equipment of the other side.
In the second to fourth embodiments, the print information may be directly transmitted to the printing apparatus without via the print server.
And S4, after receiving the printing request, the printing server requests authorization from the authority server, and the authority server grants the printing server printing authority according to the authorization information.
And S5, if the authorization verification is passed, the printing server side sends printing information and a printing instruction to the printing equipment.
After receiving the printing information, the printing server can perform preprocessing according to the data form.
And S6, the printing equipment receives the printing information and the printing instruction, and the user of the request terminal prints the printing information according to the printing instruction through the printing equipment.
The user can set key information reminding, and after the data printing is finished, the printing equipment can send reminding including but not limited to sound, so that the interaction dimensionality between the user terminals is further increased.
EXAMPLE III
The embodiment discloses an interaction method of multiple terminals and printing equipment of the Internet of things, which comprises the following steps:
s1, a user of a request terminal sends an information request through the request terminal, and a request authority server side generates a key pair.
S2, the request terminal or the authority server sends a key K1 to the response terminal, and sends a corresponding key K2 to the printing server or the printing equipment.
And S3, the user of the response terminal receives the information request, responds according to the user requirement of the request terminal, sends printing information and a printing request to the printing server, initiates printing, and correspondingly sends the key K1 to the printing server or printing equipment.
And S4, after the printing server receives the printing request, if the key matching operation is carried out at the printing server, the mapping relation R between K1 and K2 is confirmed, and then the printing information and the printing instruction are sent to the printing equipment, and if not, the printing information and the printing instruction are directly sent to the printing equipment.
And S5, the printing device receives the printing information and the printing instruction, if the key matching operation is not carried out in the step S4, the printing is executed after the mapping relation R between the K1 and the K2 is confirmed, and if not, the printing is directly executed. The user of the request terminal prints the print information according to the print instruction by the printing apparatus.
Example four
The embodiment discloses an interaction method of multiple terminals and printing equipment of the Internet of things, which comprises the following steps:
s1, the printing server side updates the specific interface at regular time and sends information of the specific interface to the request terminal.
And S2, the user of the request terminal sends an information request and information of a specific interface through the request terminal.
And S3, the user of the response terminal receives the information request, responds according to the user requirement of the request terminal, sends printing information and a printing request to the specific port and initiates printing.
And S4, after receiving the printing request, the printing server sends a printing instruction to the printing equipment and forwards the printing information.
And S5, the printing equipment receives the printing information and the printing instruction, and the user of the request terminal prints the printing information according to the printing instruction through the printing equipment.
While the above description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An Internet of things multi-terminal and printing device interaction system is characterized by comprising a user terminal, a server and a printing device which are located in the same Internet of things, wherein the user terminal comprises a request terminal and a response terminal, the request terminal has the control authority of the printing device, and the request terminal is used for sending an information request;
the response terminal is used for receiving the information request and sending printing information and a printing request;
the server is used for receiving the printing request and sending a printing instruction;
the printing equipment is used for receiving the printing information and the printing instruction and printing the printing information according to the printing instruction.
2. The internet of things multi-terminal and printing equipment interaction system as claimed in claim 1, wherein the server comprises an authority server and a printing server, and the request terminal is used for sending authorization information to the authority server;
the authority server is used for granting the printing server printing authority according to the authorization information;
the printing server is used for receiving the printing request, requesting the printing authority and sending the printing instruction.
3. The internet of things multi-terminal and printing device interaction system as claimed in claim 2, wherein the printing authority includes a long-term authority and a temporary authority, the request terminal can cancel the authorization information, and the response terminal can release the printing authority of itself.
4. The internet of things multi-terminal and printing equipment interaction system according to claim 1, wherein the server side comprises an authority server side and a printing server side, the authority server side is used for generating a corresponding first key and a corresponding second key, sending the first key to the response terminal, and sending the second key to the printing server side;
the response terminal is used for sending the first key to the printing server;
the printing server is used for receiving the printing request and sending the printing instruction after matching the first key and the second key;
or the authority server is used for generating a corresponding first key and a second key, sending the first key to the response terminal, and sending the second key to the printing equipment;
the response terminal is used for sending the first key to the printing equipment;
the printing server is used for receiving the printing request and sending the printing instruction;
the printing device is used for printing after matching the first key and the second key.
5. The internet of things multi-terminal and printing equipment interaction system according to claim 1, wherein the server comprises a printing server, and the printing server is used for activating a specific port and then sending information of the specific port to the request terminal;
the request terminal is used for sending the information of the specific port to the response terminal;
the response terminal sends the printing request to the specific port according to the information of the specific port;
and the printing server is used for receiving the printing request and sending the printing instruction.
6. The internet of things multi-terminal and printing device interaction system as claimed in claim 1, wherein the server performs preprocessing after receiving the printing information.
7. The internet of things multi-terminal and printing device interaction system as claimed in claim 1, wherein the server runs on one of a cloud server, an edge server, a gateway device or the user terminal.
8. The internet of things multi-terminal and printing device interaction system as claimed in claim 1, wherein the printing device communicates with the server via one of a personal area network, a local area network, or a mobile network.
9. The internet-of-things multi-terminal and printing equipment interaction system according to claim 1, wherein the server side stores information sent by the response terminal.
10. An Internet of things multi-terminal and printing equipment interaction method is characterized by comprising the following steps:
sending an information request through a request terminal;
receiving the information request through a response terminal, and sending printing information and a printing request;
receiving the printing request through a server and sending a printing instruction;
receiving, by a printing device, the printing information and the printing instruction, and printing the printing information according to the printing instruction;
the request terminal has the control authority of the printing device, the request terminal and the response terminal are user terminals, and the user terminal, the server and the printing device are in the same internet of things.
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