CN110570565A - Control system and method based on finite-state machine unmanned shop - Google Patents
Control system and method based on finite-state machine unmanned shop Download PDFInfo
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- CN110570565A CN110570565A CN201910844882.2A CN201910844882A CN110570565A CN 110570565 A CN110570565 A CN 110570565A CN 201910844882 A CN201910844882 A CN 201910844882A CN 110570565 A CN110570565 A CN 110570565A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/44—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing persons
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/448—Execution paradigms, e.g. implementations of programming paradigms
- G06F9/4498—Finite state machines
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07G—REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS
- G07G1/00—Cash registers
- G07G1/12—Cash registers electronically operated
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- Software Systems (AREA)
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- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
Abstract
The invention discloses a control system based on a finite state machine unmanned shop, which comprises an intelligent area and a shopping area, wherein a main control system and a sub-control system are arranged in the intelligent area, the sub-control system comprises a door control subsystem, a ground scale subsystem, a face recognition subsystem and a settlement subsystem, the door control subsystem is used for being responsible for opening and closing a door, the ground scale subsystem is used for acquiring weighing result information, the face recognition subsystem is used for recognizing high-quality face data, the settlement subsystem is used for recognizing SKU of commodities and generating orders and paying two-dimensional codes, meanwhile, the invention also discloses a control system method based on the finite state machine unmanned shop, the control system modules of the invention communicate through a Unix Domain Socket, the coupling degree between the modules is reduced, the communication rate between the modules is improved, and the control system of the invention controls the sub-modules through a method of the finite state machine, the accuracy and the fluency of the shopping process of the user in the unmanned shop are effectively improved.
Description
Technical Field
the invention relates to the technical field of unmanned stores, in particular to a control system and a control method based on a finite-state machine unmanned store.
Background
At present, in order to achieve unmanned management and save labor cost, most of unmanned stores comprise a plurality of modules, and mainly comprise an entrance guard module for controlling the door to be opened; the face recognition module or the code scanning module registers user identity information; the weighing module is used for weighing the weight of the commodity or the human body; the front-end module is used for prompting information and the like. The modules are programmed independently and are associated with each other.
The traditional method is oriented to sequential programming, and each module is called in sequence, for example, when a user enters a settlement area, a camera is called to check whether the user is settling in the settlement area, and if no one exists, a door is opened to allow the user to enter the settlement area. The method has high coupling degree and high complexity among modules, and increases the difficulty of development and maintenance; the module is called for many times, so that the system response is slow; due to the high complexity of the logic, errors are easy to occur in a complex scene, so that the shopping physical examination of a user is poor, and certain defects exist.
disclosure of Invention
the invention aims to overcome the problems in the prior art and provide a control system and a control method based on a finite-state machine unmanned shop, and aims to reduce the coupling degree between modules, improve the communication efficiency between the modules and effectively improve the accuracy and smoothness of the shopping process of a user in the unmanned shop.
in order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
a control system based on a finite-state machine unmanned shop comprises an intelligent area and a shopping area, wherein a main control system and a sub-control system connected with the main control system are arranged in the intelligent area, the main control system is used for acquiring information of the sub-control system to control the action of the sub-control system, the sub-control system comprises a gate control subsystem, a weighbridge subsystem, a face recognition subsystem and a settlement subsystem, the gate control subsystem is used for being responsible for opening and closing a gate, the weighbridge subsystem is used for acquiring weighing result information, the face recognition subsystem is used for recognizing high-quality face data, and the settlement subsystem is used for recognizing SKU of commodities and generating orders and paying two-dimensional codes.
Preferably, in the above control system based on the finite-state machine unmanned shop, the main control system and the sub-control system are located under the same server of the local area network, and operate through different processes, and the processes communicate with each other through a unixdomainassocket, where the unixdomainasocket is a terminal and enables two or more processes on the same operating system to perform data communication.
preferably, in the above control system based on the finite-state machine unmanned shop, the gate control subsystem includes a first gate, a second gate and a door opening button, the first gate is used for controlling people to enter and exit the intelligent area, the second gate is used for controlling people to enter and exit the shopping area, and the door opening button is used for sending a signal for opening the first gate to the main control system.
Preferably, in the above control system based on the finite-state machine unmanned shop, a finite-state machine is arranged in the main control system, and the main control system controls the states of the first gate and the second gate through the finite-state machine.
Preferably, in the above control system based on the finite-state machine unmanned shop, the face recognition subsystem includes a first face recognition camera and a second face recognition camera, the first face recognition camera is used for recording face information of people entering the intelligent area for preparing shopping, and the second face recognition camera is used for recognizing face information of people returning to the intelligent area for preparing settlement.
Preferably, in the above control system based on the finite state machine unmanned shop, the smart zone allows only one person to exist at the same time.
A control method based on a finite-state machine unmanned shop comprises the following steps:
s100: the system is in an empty state: when a user presses a door opening button, the floor scale subsystem senses weight information and transmits the weight information to the main control system, if the floor scale subsystem is not in an empty state, a voice prompt for the user to wait is given, and if the floor scale subsystem is in the empty state, the limited state machine opens the first gate and switches to a door entering waiting state;
s200: the system is in a door entering waiting state: when the main control system receives weight change information transmitted by the weighbridge subsystem in a door entering waiting state, the main control system represents that a user enters an intelligent area, and at the moment, the limited state machine closes the first gate and enters an identity recognition state;
S300: the system is in an identity recognition state: when the user is in the status of identity recognition, after the user finishes recording face information through the first face recognition camera, the finite state machine controls the second gate to be opened, and the user enters a state of waiting for entering shopping;
s400: the system is in a waiting to enter shopping state: when waiting to enter a shopping state, the main control system receives weight change information transmitted by the weighbridge subsystem, and represents that a user leaves the intelligent area, the second gate is closed at the moment, the system returns to an empty state again, when the system is in the empty state, the main control system receives face information transmitted by the second face recognition camera, and after matching is completed, the finite state machine controls the second gate to be opened, and the system enters a waiting settlement state;
S500: the system is in a waiting-to-enter-settlement state: when the system is in a state of waiting for settlement, the main control system receives weight change information transmitted by the weighbridge subsystem, the user enters an intelligent area on behalf of the main control system, and the finite state machine controls the second gate to enter a state in settlement;
S600: the system is in the state of entering settlement: when the system is in the settlement state, the settlement subsystem generates a settlement payment code, after the user finishes settlement payment through the settlement machine, the main control system receives a settlement finishing signal, the finite state machine controls the first gate at the moment, the finite state machine waits for the main control system to receive weight change information transmitted by the weighbridge subsystem, and after the user leaves a shop, the finite state machine controls the first gate to be closed, and the system returns to the empty state again.
the invention has the beneficial effects that:
1. The modules of the control system communicate with each other through UnixDomains socket, so that the coupling degree between the modules is reduced, the communication rate between the modules is improved, the real-time performance of the control system is improved, and the user experience is improved;
2. the control system controls the sub-modules through a method of the finite-state machine, so that the accuracy and the smoothness of the shopping process of the user in the unmanned shop are effectively improved, the success rate of cheating behaviors of the user is effectively reduced, and the shopping experience of the user is improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
drawings
in order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of a control system according to the present invention;
FIG. 2 is a schematic diagram of a gating subsystem according to the present invention;
FIG. 3 is a schematic structural diagram of a face recognition subsystem according to the present invention;
FIG. 4 is a flow chart of a control method of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-an intelligent area; 2-a shopping area; 3-a master control system; 4-a sub-control system; 5-a gating subsystem; 6-a weighbridge subsystem; 7-a face recognition subsystem; 8-a settlement subsystem; 9-a first gate; 10-a second gate; 11-door opening button; 12-a finite state machine; 13-a first face recognition camera; 14-a second face recognition camera.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, this embodiment is a control system based on a finite-state machine unmanned shop, including an intelligent area 1 and a shopping area 2, where the intelligent area 1 allows only one person to exist at the same time, a main control system 3 and a sub-control system 4 connected to the main control system 3 are disposed in the intelligent area 1, the main control system 3 and the sub-control system 4 are located under the same server of a local area network, and operate through different processes, the processes communicate with each other through a unixdomainassocket, the unixdomainasocket is a terminal, so that two or more processes on the same operating system can perform data communication, the main control system 3 is configured to obtain information of the sub-control system 4 to control the operation of the sub-control system 4, the sub-control system 4 includes a gate control subsystem 5, a weighbridge subsystem 6, a human face identification subsystem 7 and a settlement subsystem 8, the gate control subsystem 5 is configured to control the opening and closing of a door, and the gate control subsystem 5, A second gate 10 and a door opening button 11, the first gate 9 is used for controlling people to enter and exit the intelligent area 1, the second gate 10 is used for controlling people to enter and exit the shopping area 2, the door opening button 11 is used for sending a signal for opening the first gate 9 to the main control system 3, a finite state machine 12 is arranged in the main control system 3, the main control system 3 controls the states of the first gate 9 and the second gate 10 through the finite state machine 12, the ground scale subsystem 6 is used for obtaining weighing result information, the face recognition subsystem 7 is used for recognizing high-quality face data, the settlement subsystem 8 is used for recognizing SKU of commodities and generating orders and payment two-dimensional codes, the face recognition subsystem 7 comprises a first face recognition camera 13 and a second face recognition camera 14, the first face camera 13 is used for recording face information of people entering the intelligent area 1 to prepare shopping, and the second face camera 14 is used for recognizing face information of people returning to the intelligent area 1 to prepare settlement.
The invention also provides a control method based on the finite-state machine unmanned shop, which comprises the following steps:
S100: the system is in an empty state: when a user presses a door opening button 11, the floor scale subsystem 6 senses weight information and transmits the weight information to the main control system 3, if the floor scale subsystem is not in an empty state, a voice prompt for waiting is given to the user, and if the floor scale subsystem is in the empty state, the finite state machine 12 opens the first gate 9 and switches to a door entering waiting state;
s200: the system is in a door entering waiting state: when the main control system 3 receives the weight change information transmitted by the weighbridge subsystem 6 in the door entering waiting state, the user enters the intelligent area 1, and at the moment, the finite-state machine 12 closes the first gate 9 and enters an identity recognition state;
s300: the system is in an identity recognition state: when the user finishes recording face information through the first face recognition camera 13 in the identity recognition state, the finite-state machine 12 controls the second gate 10 to be opened to enter a shopping waiting state;
s400: the system is in a waiting to enter shopping state: when waiting to enter a shopping state, the main control system 3 receives weight change information transmitted by the weighbridge subsystem 6, which represents that a user leaves the intelligent area 1, at the moment, the second gate 10 is closed, the system returns to an empty state again, when the system is in the empty state, the main control system 3 receives face information transmitted by the second face recognition camera 14, and after matching is completed, the finite state machine 12 controls the second gate 10 to be opened, and the system enters a waiting settlement state;
S500: the system is in a waiting-to-enter-settlement state: when waiting for settlement, the main control system 3 receives the weight change information transmitted from the weighbridge subsystem 6, represents that the user enters the intelligent area 1, and the finite-state machine 12 controls the second gate 10 to enter the settlement state;
s600: the system is in the state of entering settlement: when in the settlement state, the settlement subsystem 8 generates a settlement payment code, after the user finishes settlement payment through the settlement machine, the main control system 3 receives a settlement finishing signal, at the moment, the finite state machine 12 controls the first gate 9 to close after the main control system 3 receives weight change information transmitted from the weighbridge subsystem 6, and the system returns to the empty state again after the user leaves the shop.
The system and the method have the advantages that the design is reasonable, the communication between the modules of the control system is carried out through the UnixDomains socket, the coupling degree between the modules is reduced, the communication speed between the modules is improved, the real-time performance of the control system is improved, the user experience is improved, the control system controls the sub-modules through a method of a finite state machine, the accuracy and the smoothness of the shopping process of a user in an unmanned shop are effectively improved, the success rate of cheating behaviors of the user is effectively reduced, and the shopping experience of the user is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A control system based on a finite-state machine unmanned shop is characterized in that: the intelligent shopping area comprises an intelligent area (1) and a shopping area (2), a main control system (3) and a sub-control system (4) connected with the main control system (3) are arranged in the intelligent area (1), the main control system (3) is used for obtaining information of the sub-control system (4) to control the action of the sub-control system (4), the sub-control system (4) comprises a door control subsystem (5), a weighbridge subsystem (6), a face recognition subsystem (7) and a settlement subsystem (8), the door control subsystem (5) is used for being responsible for opening and closing a door, the weighbridge subsystem (6) is used for obtaining weighing result information, the face recognition subsystem (7) is used for recognizing high-quality face data, and the settlement subsystem (8) is used for recognizing SKUs of commodities and generating orders and paying two-dimensional.
2. The finite state machine-unmanned shop-based control system of claim 1, wherein: the main control system (3) and the sub-control system (4) are located under the same server of the area network, operate through different processes, and communicate among the processes through a Unix Domain Socket, wherein the Unix Domain Socket is a terminal and can enable two or more processes on the same operating system to carry out data communication.
3. The finite state machine-unmanned shop-based control system of claim 1, wherein: the door control subsystem (5) comprises a first door (9), a second door (10) and a door opening button (11), the first door (9) is used for controlling people to enter and exit the intelligent area (1), the second door (10) is used for controlling people to enter and exit the shopping area (2), and the door opening button (11) is used for sending a signal for opening the first door (9) to the master control system (3).
4. The finite state machine-unmanned shop-based control system of claim 3, wherein: the main control system (3) is internally provided with a finite state machine (12), and the main control system (3) controls the states of the first gate (9) and the second gate (10) through the finite state machine (12).
5. the finite state machine drone based control system of claim 1, characterized by: the face recognition subsystem (7) comprises a first face recognition camera (13) and a second face recognition camera (14), the first face camera (13) is used for recording face information of people who enter the intelligent area (1) for preparing shopping, and the second face camera (14) is used for recognizing face information of people who return the intelligent area (1) for preparing settlement.
6. The finite state machine drone based control system of claim 1, characterized by: the smart zone (1) allows only one person to be present at the same time.
7. A control method based on a finite-state machine unmanned shop is characterized in that: the method comprises the following steps:
S100: the system is in an empty state: when a user presses a door opening button (11), the floor scale subsystem (6) senses weight information and transmits the weight information to the main control system (3), if the floor scale subsystem is not in an empty state, a voice prompt for waiting is given to the user, and if the floor scale subsystem is in the empty state, the limited state machine (12) opens the first gate (9) and is switched to a door entering waiting state;
s200: the system is in a door entering waiting state: when the main control system (3) receives the weight change information transmitted by the weighbridge subsystem (6) in the door entering waiting state, the intelligent area (1) is entered for representing a user, and the finite state machine (12) closes the first gate (9) and enters an identity recognition state;
s300: the system is in an identity recognition state: when the identity state is identified, after a user finishes recording face information through the first face identification camera (13), the finite-state machine (12) controls the second gate (10) to be opened and enters a state waiting for entering shopping;
S400: the system is in a waiting to enter shopping state: when waiting to enter a shopping state, the main control system (3) receives weight change information transmitted by the weighbridge subsystem (6) and represents that a user leaves the intelligent area (1), at the moment, the second gate (10) is closed, the system returns to an empty state again, when the system is in the empty state, the main control system (3) receives face information transmitted by the second face recognition camera (14), and after matching is completed, the finite state machine (12) controls the second gate (10) to be opened and enters a waiting settlement state;
s500: the system is in a waiting-to-enter-settlement state: when the system is in a state of waiting for settlement, the main control system (3) receives weight change information transmitted by the weighbridge subsystem (6) and represents that a user enters the intelligent area (1), and the finite-state machine (12) controls the second gate (10) to enter a state of settlement;
s600: the system is in the state of entering settlement: when in the settlement state, the settlement subsystem (8) generates a settlement payment code, after the settlement payment of the user is completed through the settlement machine, the main control system (3) receives a settlement completion signal, at the moment, the finite state machine (12) controls the first gate (9), the main control system (3) waits for the weight change information transmitted from the weighbridge subsystem (6), and after the user leaves the shop, the finite state machine (12) controls the first gate (9) to be closed, and the system returns to the empty state again.
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| CN201910844882.2A CN110570565A (en) | 2019-09-07 | 2019-09-07 | Control system and method based on finite-state machine unmanned shop |
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| CN201910844882.2A CN110570565A (en) | 2019-09-07 | 2019-09-07 | Control system and method based on finite-state machine unmanned shop |
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Application publication date: 20191213 |