CN104378840A - Method for temporary direct communication between indirect communication nodes - Google Patents
Method for temporary direct communication between indirect communication nodes Download PDFInfo
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- CN104378840A CN104378840A CN201410711030.3A CN201410711030A CN104378840A CN 104378840 A CN104378840 A CN 104378840A CN 201410711030 A CN201410711030 A CN 201410711030A CN 104378840 A CN104378840 A CN 104378840A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/11—Allocation or use of connection identifiers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/12—Setup of transport tunnels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/20—Manipulation of established connections
- H04W76/23—Manipulation of direct-mode connections
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a method for temporary direct communication between indirect communication nodes. According to the method, the communication relationship between the nodes can be known quickly by structuring the communication network diagram between the nodes, under the condition that a source node and a destination node are in indirect communication, whether or not the temporary direct communication relationship can be established is determined by searching whether or not nodes the same as the nodes in direct communication with the destination node are available in the nodes in direct communication with the source node, under the condition that the temporary direct communication relationship can be established, identification code duplicates of the source node are cloned to identification codes capable of being in direct communication with the destination node so as to establish the temporary direct communication relationship between the source node and the destination node, the source node and the destination node can form temporary communication without passing other intermediate nodes, and communication time is shortened.
Description
Technical field
The invention belongs to wireless communication field, is more particularly a kind of internodal interim direct communication method of indirect communication.
Background technology
Communication in cordless communication network between multinode is divided into node direct communication and indirect communication, and so-called indirect communication then represents in communication path and comprises several intermediate nodes, completes the communication between source node and destination node by intermediate node.
Application number " 201310325538.5 " denomination of invention " a kind of multi-node communication method and device ", the present invention relates to communication correlative technology field, particularly a kind of multi-node communication method and device, method comprises: select optimum receiving node according to load balancing, and the node identification preserving described optimum receiving node identifies as optimum receiving node, and described optimum receiving node is set as object receiving node; Response transmission request of data, to object receiving node transmission data, if bust this, then selects another receiving node as object receiving node, to object receiving node transmission data, and performs optimum receiving node and recaptures step.The invention solves recipient's node does not have sender-selected its to carry out the problem of transfer of data after malfunction is recovered, and avoids node to be in idle condition for a long time; Also solve the problem of load balancing after malfunctioning node recovery simultaneously, make whole sending/receiving system that optimum load balancing state in the shortest time, can be returned to.
This method solve recipient's node does not have sender-selected its to carry out the problem of transfer of data after malfunction is recovered, and avoids node to be in idle condition for a long time; Also solve the problem of load balancing after malfunctioning node recovery simultaneously.
But under the prerequisite not changing destination node, how by source node and destination node when indirect communication, reduce call duration time, the best way is exactly the quantity reducing intermediate node.
But the quantity reducing intermediate node can not fundamentally allow the call duration time between source node and destination node the shortest, and the best way to allow source node and destination node direct communication.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of indirect communication internodal interim direct communication method, the method clones the method realizing setting up interim direct communication between indirect communication node by node.
In order to solve the problems of the technologies described above, the internodal interim direct communication method of a kind of indirect communication of the present invention, comprises the following steps:
Step 1, build internodal diagram of communications networks, wherein, adopt the line between two nodes to represent two node direct communications in diagram of communications networks, wherein, each node is provided with unique identification code, and two nodes are verified by identification code and set up correspondence;
Step 2, when originating node requests access destination node, to judge between two nodes whether direct communication, if direct communication, do not process; Otherwise perform step 3;
Step 3, search in diagram of communications networks with the node of destination node direct communication after perform step 4;
Step 4, search and whether exist in the node of source node direct communication and the node identical with the node of destination node direct communication that find in step 3, if exist, performing step 5; Otherwise source node and destination node cannot set up interim direct communication relation;
Step 5, statistics and source node direct communication node in belong to the number of nodes with destination node direct communication simultaneously, when only there is a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node; When existence two or two nodes, select a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node.
Preferred version further, in the internodal interim direct communication method of indirect communication of the present invention, described clone's source node is specially, and sets up the flag code copy of source node, and this flag code copy is revised as the flag code of clone's destination node.
Preferred version further, in the internodal interim direct communication method of indirect communication of the present invention, set up source node and the interim direct communication relation of destination node, be specially, flag code copy sends to destination node to carry out flag code checking by source node, and after being proved to be successful, expression source node and the interim direct communication relation of destination node are set up.
Preferred version further, in the internodal interim direct communication method of indirect communication of the present invention, has two nodes of direct communication relation for mutual trust node.
Preferred version further, in the internodal interim direct communication method of indirect communication of the present invention, described identification code is made up of Arabic numerals.
Compared with prior art, the present invention has following beneficial effect:
(1) internodal correspondence can be understood fast by building internodal diagram of communications networks.
(2) under source node and destination node are in indirect communication situation, interim direct communication relation can be set up by searching with whether there is the node identical with the node of destination node direct communication to determine whether in the node of source node direct communication.
(3) when can set up interim direct communication relation, by the identification code copy of source node is cloned as can set up source node and the interim direct communication relation of destination node with the identification code of the node of destination node direct communication, source node and destination node can be met without the need to provisional communication when through other intermediate nodes, shorten call duration time.
Accompanying drawing explanation
Fig. 1 is the diagram of communications networks between embodiment 3 interior joint.
Embodiment
below in conjunction with the drawings and specific embodiments, the present invention is described in further detail;
The internodal interim direct communication method of a kind of indirect communication of the present invention, comprises the following steps:
Step 1, build internodal diagram of communications networks, wherein, adopt the line between two nodes to represent two node direct communications in diagram of communications networks, wherein, each node is provided with unique identification code, and two nodes are verified by identification code and set up correspondence;
Step 2, when originating node requests access destination node, to judge between two nodes whether direct communication, if direct communication, do not process; Otherwise perform step 3;
Step 3, search in diagram of communications networks with the node of destination node direct communication after perform step 4;
Step 4, search and in the node of source node direct communication, whether deposit the node identical with the node of destination node direct communication found in step 3, if exist, performing step 5; Otherwise source node and destination node cannot set up interim direct communication relation;
Step 5, statistics and source node direct communication node in belong to the number of nodes with destination node direct communication simultaneously, when only there is a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node; When existence two or two nodes, select a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node.
Embodiment 1
Step 1, build internodal diagram of communications networks, wherein, adopt the line between two nodes to represent two node direct communications in diagram of communications networks, wherein, each node is provided with unique identification code, and two nodes are verified by identification code and set up correspondence;
Step 2, when originating node requests access destination node, to judge between two nodes whether direct communication, if direct communication, do not process; Otherwise perform step 3;
Step 3, search in diagram of communications networks with the node of destination node direct communication after perform step 4;
Step 4, search and in the node of source node direct communication, whether deposit the node identical with the node of destination node direct communication found in step 3, if exist, performing step 5; Otherwise source node and destination node cannot set up interim direct communication relation;
Step 5, statistics and source node direct communication node in belong to the number of nodes with destination node direct communication simultaneously, when only there is a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node; When existence two or two nodes, select a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node, wherein, clone's source node is specially, and sets up the flag code copy of source node, and this flag code copy is revised as the flag code of clone's destination node; Set up source node and the interim direct communication relation of destination node, be specially, flag code copy sends to destination node to carry out flag code checking by source node, and after being proved to be successful, expression source node and the interim direct communication relation of destination node are set up.
Embodiment 2
Step 1, build internodal diagram of communications networks, wherein, the line between two nodes is adopted to represent two node direct communications in diagram of communications networks, wherein, each node is provided with unique identification code, two nodes are verified by identification code and are set up correspondence, and described identification code is made up of Arabic numerals;
Step 2, when originating node requests access destination node, to judge between two nodes whether direct communication, if direct communication, do not process; Otherwise perform step 3;
Step 3, search in diagram of communications networks with the node of destination node direct communication after perform step 4;
Step 4, search and in the node of source node direct communication, whether deposit the node identical with the node of destination node direct communication found in step 3, if exist, performing step 5; Otherwise source node and destination node cannot set up interim direct communication relation;
Step 5, statistics and source node direct communication node in belong to the number of nodes with destination node direct communication simultaneously, when only there is a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node; When existence two or two nodes, select a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node, wherein, clone's source node is specially, and sets up the flag code copy of source node, and this flag code copy is revised as the flag code of clone's destination node; Set up source node and the interim direct communication relation of destination node, be specially, flag code copy sends to destination node to carry out flag code checking by source node, and after being proved to be successful, expression source node and the interim direct communication relation of destination node are set up.
Embodiment 3
As shown in Figure 1, the identification code of node A-node G is respectively 1-7 to diagram of communications networks between the present embodiment interior joint; During source node C request access destination node G, because node C and node G is not direct communication, there is node D and node E with the node of destination node G direct communication, have node D and node E with the node of source node C direct communication; Choose node D as clone's destination node, the identification code of node D is 4; Set up the flag code copy of source node C, and this flag code copy is revised as the flag code 4 of clone's destination node; Flag code copy 4 sends to destination node G to carry out flag code checking by source node C, and after being proved to be successful, the interim direct communication relation of expression source node C and destination node G is set up.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And these belong to connotation of the present invention the apparent change of extending out or variation still belong to protection scope of the present invention.
Claims (5)
1. the internodal interim direct communication method of indirect communication, is characterized in that, comprise the following steps:
Step 1, build internodal diagram of communications networks, wherein, adopt the line between two nodes to represent two node direct communications in diagram of communications networks, wherein, each node is provided with unique identification code, and two nodes are verified by identification code and set up correspondence;
Step 2, when originating node requests access destination node, to judge between two nodes whether direct communication, if direct communication, do not process; Otherwise perform step 3;
Step 3, search in diagram of communications networks with the node of destination node direct communication after perform step 4;
Step 4, search and whether exist in the node of source node direct communication and the node identical with the node of destination node direct communication that find in step 3, if exist, performing step 5; Otherwise source node and destination node cannot set up interim direct communication relation;
Step 5, statistics and source node direct communication node in belong to the number of nodes with destination node direct communication simultaneously, when only there is a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node; When existence two or two nodes, select a node, using this node as clone's destination node, source node sets up source node and the interim direct communication relation of destination node after cloning according to clone's destination node.
2. the internodal interim direct communication method of indirect communication according to claim 1, is characterized in that, clone's source node is specially, and sets up the flag code copy of source node, and this flag code copy is revised as the flag code of clone's destination node.
3. the internodal interim direct communication method of indirect communication according to claim 2, it is characterized in that, set up source node and the interim direct communication relation of destination node, be specially, flag code copy sends to destination node to carry out flag code checking by source node, and after being proved to be successful, expression source node and the interim direct communication relation of destination node are set up.
4. the internodal interim direct communication method of indirect communication according to claim 1, is characterized in that, has two nodes of direct communication relation for mutual trust node.
5. the internodal interim direct communication method of indirect communication according to claim 1, it is characterized in that, described identification code is made up of Arabic numerals.
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| CN201410711030.3A CN104378840A (en) | 2014-12-01 | 2014-12-01 | Method for temporary direct communication between indirect communication nodes |
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| CN201410711030.3A CN104378840A (en) | 2014-12-01 | 2014-12-01 | Method for temporary direct communication between indirect communication nodes |
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