CN112180757A - Intelligent household system and strategy management method thereof - Google Patents
Intelligent household system and strategy management method thereof Download PDFInfo
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- CN112180757A CN112180757A CN202011209558.2A CN202011209558A CN112180757A CN 112180757 A CN112180757 A CN 112180757A CN 202011209558 A CN202011209558 A CN 202011209558A CN 112180757 A CN112180757 A CN 112180757A
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- 238000004891 communication Methods 0.000 claims description 16
- 230000014509 gene expression Effects 0.000 claims description 4
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2642—Domotique, domestic, home control, automation, smart house
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
An intelligent home system and a strategy management method thereof belong to the field of local area management of the Internet of things technology and aim to solve the problems that the existing intelligent home system is low in reliability and input instruction conflicts exist during detection of the intelligent home system. The client of the invention sends a control instruction to a policy management server; the strategy management server performs conflict detection on the received control instruction by combining with corresponding scene strategies prestored in the strategy management server under different scenes, if the conflict is detected, the conflict is intelligently eliminated, the control instruction is converted into an execution instruction to be sent to the gateway, and for the conflict which cannot be eliminated, "information incapable of executing the control instruction" is returned to the client; if no conflict exists, sending an execution instruction to the gateway; the gateway is close to the intelligent home node, and the gateway controls the intelligent home node to automatically execute the task according to the received execution instruction. The method has the advantages of high system reliability, simplification of the conflict detection process of the control instruction and intelligent elimination of instruction conflict.
Description
Technical Field
The invention belongs to the field of local area management of the technology of the Internet of things.
Background
The development of 5G enables the scale of the Internet of things to be continuously increased; the strategy storage and modification of the current edge computing device generally use the computing resources of the terminal device, the cost of the terminal device is high, the existing behavior of the management terminal device belongs to a distributed type, the reliability of the intelligent home system is reduced due to the distributed behavior of the management terminal device, the input instruction is complex in the process of detecting the intelligent home system, and meanwhile, the condition of instruction conflict exists.
Disclosure of Invention
The invention aims to solve the problems that the existing intelligent home system is low in reliability and input instruction conflicts exist during detection of the intelligent home system, and provides an intelligent home system and a strategy management method thereof.
The intelligent home system comprises a client, a policy management server, an intelligent home node and a gateway;
the client is used for sending a control instruction to the policy management server;
the strategy management server is used for carrying out conflict detection on the received control instruction by combining with corresponding scene strategies prestored in the strategy management server under different scenes, if a conflict is detected, the strategy management server can intelligently eliminate the conflict, converts the control instruction after the conflict elimination into an execution instruction and sends the execution instruction to the gateway, and for the control instruction which can not eliminate the conflict, the strategy management server returns 'information of the control instruction which can not be executed'; if no conflict exists in the detection, the strategy management server directly converts the control instruction into an execution instruction and sends the execution instruction to the gateway;
the gateway is arranged close to the intelligent home node, and controls the intelligent home node to automatically execute the task according to the received execution instruction.
The invention relates to a strategy management method of an intelligent home system, which comprises the following steps:
communication between the client and the strategy management server;
communication between the strategy management server and the gateway;
and communication between the gateway and the intelligent household node.
The intelligent management method has the advantages that the intelligent management of the intelligent home node is realized by intelligently converting the execution instruction of the management server according to different scenes; the intelligent home system has the advantages that unified management is carried out on a plurality of gateways and intelligent home nodes under different local area networks, reliability of the intelligent home system is improved, cost of the intelligent home nodes is reduced, a conflict detection process of control instructions is simplified, and instruction conflicts can be intelligently eliminated.
Drawings
Fig. 1 is a schematic diagram of a framework structure of an intelligent home system according to a first embodiment;
fig. 2 is a schematic diagram of a communication flow between a policy management server and a gateway according to a fourth embodiment.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1, and an intelligent home system according to the embodiment includes a client 1, a policy management server 2, an intelligent home node 3, and a gateway 4;
the client 1 is used for sending a control instruction to the policy management server 2;
the policy management server 2 is configured to perform conflict detection on the received control instruction in combination with the scene policies corresponding to different scenes prestored therein, if a conflict is detected, the policy management server 2 intelligently eliminates the conflict, converts the control instruction after the conflict elimination into an execution instruction and sends the execution instruction to the gateway 4, and for the control instruction which cannot eliminate the conflict, the policy management server 2 returns "information of the control instruction which cannot be executed" to the client 1; if no conflict exists in the detection, the policy management server 2 directly converts the control instruction into an execution instruction and sends the execution instruction to the gateway 4;
the gateway 4 is arranged close to the intelligent home node 3, and the gateway 4 controls the intelligent home node 3 to automatically execute tasks according to the received execution instruction.
In this embodiment, the control instruction is a specific phrase for changing the state of the smart home node 3; the intelligent home node 3 is home equipment which can send self state data to the gateway 4 and can receive an execution instruction of the gateway 4 to realize automatic control; the gateway 4 is a device which can interact with the policy management server 2 and send an execution instruction to the smart home node 3; the scene strategy comprises three fields, namely an execution INSTRUCTION (INSTRUCTION), a CONDITION (CONDITION) and a candidate INSTRUCTION (CANDIDATES), wherein the execution INSTRUCTION (INSTRUCTION) is a specific phrase capable of changing the intelligent household node 3; the CONDITION (CONDITION) is a true value expression or a logical combination of true value expressions and the candidate instruction (CANDIDATES) is any number (including zero) of instructions or sets of instructions.
Matching a control INSTRUCTION phrase sent by a client 1 with an execution INSTRUCTION (INSTRUCTION) field of a current environment policy, if the matching is successful, continuously judging whether a CONDITION (CONDITION) field of the record is true, if the CONDITION is true, issuing a control INSTRUCTION to a gateway 4 by a policy management server 2, and if the CONDITION is false, judging that a conflict occurs, and calling an intelligent analysis process; if the matching fails, directly sending an instruction to the gateway 4; the intelligent analysis process is that for the instructions for judging conflict, if one or more than one instruction or instruction set exists in a candidate instruction (CANDIDATES) field, whether the condition of the candidate instruction or instruction set meets the condition is judged in sequence, if the condition is met, the control instruction is replaced by the candidate instruction or instruction set and is issued to the gateway 4, if the condition is not met, the next candidate instruction is judged in sequence, and if all the control instructions do not meet the condition, information that the control instruction cannot be executed is sent to the client 1; the intelligent analysis process is a recursive process.
The second embodiment is as follows: the policy management method for the smart home system based on the first specific embodiment comprises the following steps:
a communication step between the client 1 and the strategy management server 2;
a communication step between the strategy management server 2 and the gateway 4;
and communication between the gateway 4 and the intelligent home node 3.
The third concrete implementation mode: the present embodiment is described with reference to fig. 2, and the present embodiment is further limited to the policy management method of the smart home system according to the second embodiment, in the present embodiment, the communication step between the client 1 and the policy management server 2 specifically includes:
step one, the client 1 sends a control instruction to the policy management server 2;
step two, after receiving the control instruction, the policy management server 2 performs conflict detection according to the policy in the current environment, if the scene policy does not find the record related to the control instruction, the policy management server 2 issues an execution instruction to the gateway 4, and executes the step one and five; if the record related to the control instruction is found in the scene strategy, executing a third step;
step three, the strategy management server 2 judges whether the conditional expression in the environment strategy record corresponding to the control instruction is true; if true, replacing the control instruction with an execution instruction, and then executing the first step and the fifth step; otherwise, judging that conflict occurs, and executing the first step four;
step four, the strategy management server 2 continuously judges an instruction or an instruction set in the candidate instruction according to the environment strategy record corresponding to the control instruction, if more than one instruction or instruction set exists, the candidate instruction or instruction set executes the step one and three in sequence, otherwise, the strategy management server 2 sends 'information of incapable of executing the control instruction' to the client 1, and finishes or returns to the executing step one by one, and the client 1 sends a new control instruction to the strategy management server 2;
step one and five, the policy management server 2 prepares to send an execution instruction to the gateway 4.
The fourth concrete implementation mode: in this embodiment, the policy management method for the smart home system according to the third embodiment is further defined, and in this embodiment, the communication step between the policy management server 2 and the gateway 4 specifically includes:
step two, after the gateway 4 is started, a REGISTER instruction is sent to the policy management server 2, the REGISTER instruction is an associated instruction, the REGISTER instruction is attached with an MAC address of the gateway 4, and the MAC address is attached to the head of a data packet of the REGISTER instruction; the MAC address of the gateway 4 for distinguishing between multiple gateways 4;
secondly, after the policy management server 2 receives a REGISTER command sent by the gateway 4, the MAC address of the gateway is obtained from the head of the data packet, the MAC address is matched with a gateway MAC address list stored in the policy management server 2, if the matching fails, the policy management server 2 sends a GET command to the gateway 4, and if the matching succeeds, the policy management server 2 correspondingly updates a timestamp recorded by the gateway 4 and sends the GET command to the gateway 4;
step two, the gateway 4 receives a GET instruction sent by the policy management server 2, and sends the attribute list of the smart home node 3 in the local area network and the sensor state stored by the gateway 4 to the policy management server 2;
step two, the strategy management server 2 receives the attribute list and the sensor state of the intelligent home node 3 sent by the gateway 4;
and step two, the policy management server 2 starts to send an execution instruction to the gateway 4.
The fifth concrete implementation mode: in this embodiment, the policy management method for an intelligent home system according to the fourth embodiment is further defined, and in this embodiment, the communication step between the gateway 4 and the intelligent home node 3 specifically includes:
step three, an administrator manually configures the intelligent home node 3 information at the gateway 4 end or broadcasts the node information through the intelligent home node 3;
step two, the gateway 4 controls the intelligent home node 3 to automatically execute the task according to an execution instruction issued by the policy management server 2;
and step three, according to the request of the strategy management server 2, the gateway 4 collects and stores the information and the sensor state of the intelligent home node 3 at regular time, and sends the stored information and the stored sensor state of the intelligent home node 3 to the strategy management server 2.
Claims (5)
1. An intelligent home system is characterized by comprising a client (1), a policy management server (2), an intelligent home node (3) and a gateway (4);
the client (1) is used for sending a control instruction to the policy management server (2);
the policy management server (2) is configured to perform conflict detection on the received control instruction in combination with the corresponding scene policies prestored in the policy management server under different scenes, if a conflict is detected, the policy management server (2) intelligently eliminates the conflict, converts the control instruction subjected to conflict elimination into an execution instruction and sends the execution instruction to the gateway (4), and for the control instruction incapable of eliminating the conflict, the policy management server (2) returns information of the control instruction incapable of being executed to the client (1); if no conflict is detected, the policy management server (2) directly converts the control instruction into an execution instruction and sends the execution instruction to the gateway (4);
the gateway (4) is arranged close to the intelligent home node (3), and the gateway (4) controls the intelligent home node (3) to automatically execute tasks according to the received execution instruction.
2. The intelligent home system policy management method according to claim 1, wherein the policy management method comprises the following steps:
a communication step between the client (1) and the strategy management server (2);
a communication step between the strategy management server (2) and the gateway (4);
and a communication step between the gateway (4) and the intelligent household node (3).
3. The policy management method for the smart home system according to claim 2, wherein the communication between the client (1) and the policy management server (2) specifically comprises:
step one, a client (1) sends a control instruction to a policy management server (2);
step two, after receiving the control instruction, the policy management server (2) performs conflict detection according to the policy in the current environment, if the scene policy does not find the record related to the control instruction, the policy management server (2) issues an execution instruction to the gateway (4), and executes the step one; if the record related to the control instruction is found in the scene strategy, executing a third step;
step three, the strategy management server (2) judges whether a conditional expression in the environment strategy record corresponding to the control instruction is true; if true, replacing the control instruction with an execution instruction, and then executing the first step and the fifth step; otherwise, judging that conflict occurs, and executing the first step four;
step four, the strategy management server (2) continuously judges an instruction or an instruction set in the candidate instruction according to the environment strategy record corresponding to the control instruction, if more than one instruction or instruction set exists, the candidate instruction or instruction set executes the step one and three in sequence, otherwise, the strategy management server (2) sends 'control instruction information incapable of being executed' to the client (1), the execution steps are ended or returned one by one, and the client (1) sends a new control instruction to the strategy management server (2);
and step one, the policy management server (2) prepares to send an execution instruction to the gateway (4).
4. The policy management method for the smart home system according to claim 3, wherein the communication between the policy management server (2) and the gateway (4) specifically comprises:
step two, after the gateway (4) is started, a REGISTER instruction is sent to the policy management server (2), the REGISTER instruction is attached with an MAC address of the gateway (4), and the MAC address is attached to the head of a data packet of the REGISTER instruction;
step two, after the policy management server (2) receives a REGISTER command sent by the gateway (4), acquiring the MAC address of the gateway from the head of the data packet, matching the MAC address with a gateway MAC address list stored in the policy management server (2), if the matching fails, sending a GET command to the gateway (4) by the policy management server (2), and if the matching succeeds, correspondingly updating a timestamp recorded by the gateway (4) by the policy management server (2) and sending the GET command to the gateway (4);
step two, the gateway (4) receives a GET instruction sent by the policy management server (2), and sends the attribute list of the intelligent home node (3) in the local area network where the gateway (4) is stored and the state of the sensor to the policy management server (2);
step two, the strategy management server (2) receives the attribute list and the sensor state of the intelligent home node (3) sent by the gateway (4);
and step two, the policy management server (2) starts to send an execution instruction to the gateway (4).
5. The strategy management method of the smart home system according to claim 4, wherein the communication step between the gateway (4) and the smart home node (3) specifically comprises:
step three, an administrator manually configures the information of the intelligent home node (3) at the gateway (4) end or broadcasts the information of the node per se through the intelligent home node (3);
step two, the gateway (4) controls the intelligent home node (3) to automatically execute tasks according to an execution instruction issued by the policy management server (2);
and thirdly, according to the request of the policy management server (2), the gateway (4) collects and stores the information and the sensor state of the intelligent home node (3) at regular time, and sends the stored information and the stored sensor state of the intelligent home node (3) to the policy management server (2) end.
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