CN101335605B - Connection control method of satellite positioning terminal - Google Patents
Connection control method of satellite positioning terminal Download PDFInfo
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- CN101335605B CN101335605B CN2008100683455A CN200810068345A CN101335605B CN 101335605 B CN101335605 B CN 101335605B CN 2008100683455 A CN2008100683455 A CN 2008100683455A CN 200810068345 A CN200810068345 A CN 200810068345A CN 101335605 B CN101335605 B CN 101335605B
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- positioning terminal
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Abstract
The invention discloses a method for connecting and controlling a satellite positioning terminal, which comprises the following steps that: step 1, a host IP address and at least one slave IP address which are used for establishing connection with a monitoring center are stored on the satellite positioning terminal; step 2, the satellite positioning terminal establishes wireless communication connection with a network; step 3, the satellite positioning terminal tries to establish connection with the host IP of the monitoring center, and whether the number of the connection failures between the satellite positioning terminal and the host IP of the monitoring center reaches a first preset value is judged; if so, a step 4 is started; the step 4, the satellite positioning terminal tries to establish connection with the slave IP of the monitoring center, and whether the number of the connection failures between the satellite positioning terminal and the slave IP of the monitoring center reaches a second preset value; if so, the whole process goes back to the step 3. The method of the invention can improve the reliability of the connection between the satellite positioning terminal and the monitoring center and meet the requirements of continuously real-time monitoring. The method of the invention also can lower the requirements on the reliability of single IP of the monitoring center.
Description
Technical field
The present invention relates to a kind of connection control method of satellite positioning-terminal.
Background technology
Present vehicle-bone global positioning system (Global Positioning System, letter GPS claims) terminal begun in commerial vehicle to popularize gradually, its function is also become stronger day by day, and can realize comprising: functions such as electronic chart, satellite navigation, voice suggestion, scheduling arrangement, burglar alarm.Sometimes Surveillance center's network or server can't be guaranteed real-time monitoring at this moment because fault or the limited meeting of capacity cause GPS terminal and Surveillance center to connect in actual operation, have in addition can bring economic loss.Present GPS terminal also can't well address this problem.
Summary of the invention
Technical problem to be solved by this invention is exactly in order to overcome above deficiency, to have proposed a kind of connection control method of satellite positioning-terminal, can improve the reliability that is connected of satellite positioning-terminal and Surveillance center.
Technical problem of the present invention is solved by following technical scheme:
A kind of connection control method of satellite positioning-terminal comprises the steps: the first step: storage is used for the primary ip address that connects with Surveillance center and at least one secondary IP address on satellite positioning-terminal; Second step: satellite positioning-terminal is set up wireless telecommunications with network and is connected; The 3rd step: satellite positioning-terminal and the master IP of Surveillance center attempt connecting, and judge whether satellite positioning-terminal and the master IP of Surveillance center connection failure number of times reach first predetermined value, if then entered for the 4th step; In described the 3rd step, if judge satellite positioning-terminal and the master IP of Surveillance center connection failure number of times does not reach first predetermined value and satellite positioning-terminal and the master IP of Surveillance center successful connection, then with satellite positioning-terminal and the zero clearing of the master IP of Surveillance center connection failure number of times; The 4th step: satellite positioning-terminal and Surveillance center attempt connecting from IP, judge whether satellite positioning-terminal and Surveillance center reach second predetermined value from IP connection failure number of times, if then returned for the 3rd step.
In described the 4th step, if judge satellite positioning-terminal and Surveillance center from IP connection failure number of times do not reach second predetermined value and satellite positioning-terminal and Surveillance center from the IP successful connection, then with satellite positioning-terminal and Surveillance center from the zero clearing of IP connection failure number of times.
Described first predetermined value and second predetermined value are adjustable.
Described satellite positioning-terminal is vehicle-mounted satellite positioning-terminal.
The beneficial effect that the present invention is compared with the prior art is: the present invention is used for the primary ip address that connects with Surveillance center and at least one secondary IP address by storage on satellite positioning-terminal, and is connected from IP with Surveillance center when the master IP of Surveillance center can't connect.When master server master IP broke down or be congested, terminal still can connect standby server from IP, guarantees the continuous monitoring of Surveillance center to satellite positioning-terminal.The present invention can improve the reliability that satellite positioning-terminal is connected with Surveillance center, satisfies to continue the demand of monitoring in real time.Method of the present invention also can reduce the requirement to the reliability of the single IP in center.The present invention has also reduced the peak load requirement to Surveillance center's individual server.
Description of drawings
Fig. 1 is the schematic flow sheet of the specific embodiment of the invention.
Embodiment
As shown in Figure 1, a kind of connection control method of satellite positioning-terminal comprises the steps:
The first step: storage is used for the primary ip address that connects with Surveillance center and at least one secondary IP address on satellite positioning-terminal.The number of secondary IP address can be according to user's needs setting, but will have one at least.
Second step: satellite positioning-terminal is set up wireless telecommunications with network and is connected.
The 3rd step: satellite positioning-terminal and the master IP of Surveillance center attempt connecting, and judge whether satellite positioning-terminal and the master IP of Surveillance center connection failure number of times reach first predetermined value, if then entered for the 4th step; If not, show that then satellite positioning-terminal is connected smoothly with the master IP of Surveillance center, this moment is just with frequency of failure zero clearing.Described first predetermined value can be selected 3-5 time according to user's needs setting.
The 4th step: satellite positioning-terminal and Surveillance center attempt connecting from IP, judge whether satellite positioning-terminal and Surveillance center reach second predetermined value from IP connection failure number of times, if then returned for the 3rd step; If not, show that then satellite positioning-terminal is connected from IP smoothly with Surveillance center, this moment is just with frequency of failure zero clearing.Described second predetermined value can be selected 3-5 time according to user's needs setting.
Described satellite positioning-terminal is vehicle-mounted satellite positioning-terminal or hand-held satellite positioning-terminal.
After using the present invention, when vehicle in the process of moving, when main IP did not connect for many times, then Dynamic Selection connected standby IP (from IP), terminal still can connect standby server when master server breaks down or be congested, guarantees the continuous monitoring of Surveillance center to satellite positioning-terminal.The present invention has realized the smoothness and the continuity of communicating by letter when various abnormal conditions.
Main design of the present invention is exactly: when main IP can't normally connect, just attempt connecting other from IP.When IP had plural situation, satellite positioning-terminal will be successively attempted connecting from IP with each of Surveillance center for Surveillance center, up to satellite positioning-terminal with till Surveillance center is connected smoothly.For example: satellite positioning-terminal is attempted connecting with the master IP of Surveillance center earlier, judges whether satellite positioning-terminal and the master IP of Surveillance center connection failure number of times reach first predetermined value; If reach, first attempts connecting from IP satellite positioning-terminal with Surveillance center again.When judge satellite positioning-terminal and Surveillance center first when IP connection failure number of times reaches second predetermined value, then satellite positioning-terminal is attempted connecting from IP with second of Surveillance center again, when judging second of satellite positioning-terminal and Surveillance center when IP connection failure number of times reaches the 3rd predetermined value, just attempt being connected from IP with next Surveillance center.When all when IP also can't connect, satellite positioning-terminal will be attempted being connected with the master IP of Surveillance center again.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (4)
1. the connection control method of a satellite positioning-terminal is characterized in that: comprise the steps:
The first step: storage is used for the primary ip address that connects with Surveillance center and at least one secondary IP address on satellite positioning-terminal;
Second step: satellite positioning-terminal is set up wireless telecommunications with network and is connected;
The 3rd step: satellite positioning-terminal and the master IP of Surveillance center attempt connecting, and judge whether satellite positioning-terminal and the master IP of Surveillance center connection failure number of times reach first predetermined value, if then entered for the 4th step; In described the 3rd step, if judge satellite positioning-terminal and the master IP of Surveillance center connection failure number of times does not reach first predetermined value and satellite positioning-terminal and the master IP of Surveillance center successful connection, then with satellite positioning-terminal and the zero clearing of the master IP of Surveillance center connection failure number of times;
The 4th step: satellite positioning-terminal and Surveillance center attempt connecting from IP, judge whether satellite positioning-terminal and Surveillance center reach second predetermined value from IP connection failure number of times, if then returned for the 3rd step.
2. the connection control method of satellite positioning-terminal according to claim 1, it is characterized in that: in described the 4th step, if judge satellite positioning-terminal and Surveillance center from IP connection failure number of times do not reach second predetermined value and satellite positioning-terminal and Surveillance center from the IP successful connection, then with satellite positioning-terminal and Surveillance center from the zero clearing of IP connection failure number of times.
3. according to the connection control method of the arbitrary described satellite positioning-terminal of claim 1-2, it is characterized in that: described first predetermined value and second predetermined value are adjustable.
4. according to the connection control method of the arbitrary described satellite positioning-terminal of claim 1-2, it is characterized in that: described satellite positioning-terminal is vehicle-mounted satellite positioning-terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100683455A CN101335605B (en) | 2008-07-07 | 2008-07-07 | Connection control method of satellite positioning terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100683455A CN101335605B (en) | 2008-07-07 | 2008-07-07 | Connection control method of satellite positioning terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101335605A CN101335605A (en) | 2008-12-31 |
| CN101335605B true CN101335605B (en) | 2011-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100683455A Expired - Fee Related CN101335605B (en) | 2008-07-07 | 2008-07-07 | Connection control method of satellite positioning terminal |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1871863A (en) * | 2003-07-17 | 2006-11-29 | 思达伦特网络公司 | Methods and systems for providing improved handoffs in a wireless communication system |
| CN101049003A (en) * | 2004-09-30 | 2007-10-03 | 尼姆凯特网络公司 | System and method for bridge call appearance in distributed peer-to-peer network |
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2008
- 2008-07-07 CN CN2008100683455A patent/CN101335605B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1871863A (en) * | 2003-07-17 | 2006-11-29 | 思达伦特网络公司 | Methods and systems for providing improved handoffs in a wireless communication system |
| CN101049003A (en) * | 2004-09-30 | 2007-10-03 | 尼姆凯特网络公司 | System and method for bridge call appearance in distributed peer-to-peer network |
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| Publication number | Publication date |
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| CN101335605A (en) | 2008-12-31 |
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Application publication date: 20081231 Assignee: Yu Kun Technology (Shanghai) Co., Ltd. Assignor: Shenzhen Huaqiang Information Industry Co., Ltd. Contract record no.: 2015440020152 Denomination of invention: Connection control method of satellite positioning terminal Granted publication date: 20110601 License type: Common License Record date: 20150428 |
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Granted publication date: 20110601 Termination date: 20180707 |
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| CF01 | Termination of patent right due to non-payment of annual fee |