CN105828396A - Channel switching method and system in multiple channels - Google Patents
Channel switching method and system in multiple channels Download PDFInfo
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- CN105828396A CN105828396A CN201610140558.9A CN201610140558A CN105828396A CN 105828396 A CN105828396 A CN 105828396A CN 201610140558 A CN201610140558 A CN 201610140558A CN 105828396 A CN105828396 A CN 105828396A
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- China
- Prior art keywords
- passage
- signal strength
- channel
- strength values
- multichannel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0083—Determination of parameters used for hand-off, e.g. generation or modification of neighbour cell lists
- H04W36/0085—Hand-off measurements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/30—Connection release
- H04W76/34—Selective release of ongoing connections
Abstract
The invention relates to a channel switching method and system in multiple channels. With the provided method, the signal strength of a current communication channel carrying out data communication can be guaranteed, so that current communication channel signal strength reduction due to network congestion or area changing can be avoided. Therefore, a communication fault occurring between a remote control device and a driving device in the remotely controlled driving device can be avoided; and thus stability and high efficiency during the operation process of the remotely controlled driving device can be improved.
Description
Technical field
The present invention relates to Control on Communication field, be specifically related to a kind of method and system carrying out passage switching in multichannel.
Background technology
Remote controlled travelling equipment is controlled device and is generally directly communicated by civil radio, wifi with it, with transmission control signal and data signal, owing to radio, wifi transmission range are shorter and are easily subject to the impact of landform, making to control device cannot be to aircraft remote control, in order to solve the problems referred to above, it is thus proposed that use mobile communications network to realize the control of remote controlled travelling equipment.
The digital cellular communication system 2G developed from the end of the eighties, to the most widely used 3G Multimedia Mobile Communication Systems, 4G high-speed mobile communication system or even the VoLTE technology relying on 4G network, mobile communication network technology is also evolving, and this is just for utilize mobile communications network to be possibly realized to the control realizing remote controlled travelling equipment.
But, the development of mobile communication technology makes base station coverage rate the imbalance of various mobile communications network, therefore, the signal intensity of different regions mobile communications network is also and different, and the signal intensity difference of each passage of bearer network signal of communication necessarily causes the difference of signal transmission capabilities, use mobile communications network to technical problem urgently to be resolved hurrily in this field of control realize remote controlled travelling equipment thus it is guaranteed that the stability of signal transmission and high efficiency become.
Using during mobile communications network communicates, signal depends on passage and is transmitted, and therefore, develops that to be suitable for the channel switching technology of Remote driving technology be one of core technology directly applying to Remote field by mobile network's technology.
Summary of the invention
In order to solve above-mentioned technical problem, the invention provides a kind of method and system carrying out passage switching in multichannel, the present invention is by providing the method carrying out passage switching in multichannel, ensure to carry out the signal intensity of the present communications passage of data communication, network blockage or region shifts is avoided to cause present communications channel signal strength reduction, thus avoid remote controlled travelling equipment occurs between remote control equipment and traveling apparatus communication failure, promote stability and the high efficiency of remote controlled travelling equipment running process.
The present invention realizes with following technical scheme, a kind of method carrying out passage switching in multichannel, comprises the steps:
S1, obtain the signal strength values of all passages, and select the maximum passage of signal strength values as present communications passage, communicate；
S2, monitor the signal strength values of described present communications passage, if described signal strength values is less than the intensity threshold of described present communications passage, then carry out S3, if described signal strength values is higher than the intensity threshold of described present communications passage, then continue monitoring；
S3, the signal strength values of other passage obtained in addition to present communications passage and intensity threshold, and select new communications channel according to described signal strength values, intensity threshold；
S4, using described new communications channel as present communications passage, proceed communication.
Preferably, S3 comprises the steps:
S31, filter out signal strength values higher than corresponding intensity threshold other passage in addition to present communications passage enter alternative passage group；
If S32 alternative passage group is not empty, then selecting the passage that in alternative passage group, signal strength values is the highest as new communications channel, otherwise, the relatively signal strength values of all passages, the passage of selection signal strength values maximum is as new communications channel.
Preferably, in communication process, all passages are all opened.
Preferably, all communication ports of front opening of S1, close other passage in addition to present communications passage after S1.
Preferably, other passage opening in addition to present communications passage is also included before S3.
Preferably, other passage in addition to present communications passage is closed after S4.
Preferably, the quantity of described passage is 2 or 3.
A kind of system carrying out passage switching in multichannel, including data communication module, data monitoring module, channel selecting module and channel control module,
Described data communication module provides multiple passages, and described passage is used for carrying out data communication,
Described data monitoring module is for the signal strength values of Acquisition channel, and transmits described signal strength values to described channel selecting module,
Described channel selecting module, for according to described signal strength values and the intensity threshold of respective channel, selects the passage of pending communication and by selection result transmission to channel control module,
Described channel control module is used for the passage of described pending communication as present communications passage, and uses described present communications passage to communicate.
Preferably, described channel control module also includes that channel switching unit, described channel switching unit are used for being turned on and off each passage.
Preferably, described passage includes voice channel, data channel and/or radio channel.
The invention has the beneficial effects as follows:
The present invention carries out the method and system of passage switching by providing in a kind of multichannel, ensure to carry out the signal intensity of the present communications passage of data communication, network blockage or region shifts is avoided to cause present communications channel signal strength reduction, thus avoid remote controlled travelling equipment occurs between remote control equipment and traveling apparatus communication failure, promote stability and the high efficiency of remote controlled travelling equipment running process.
Accompanying drawing explanation
Fig. 1 is the flow chart of a kind of method carrying out passage switching in multichannel；
Fig. 2 is the system construction drawing carrying out passage switching in multichannel.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the present invention is described in further detail.
In one embodiment, as it is shown in figure 1, a kind of method carrying out passage switching in three passages, comprise the steps:
S1, the signal strength values of three passages of acquisition, and select the passage of signal strength values maximum as present communications passage, communicate；
S2, monitor the signal strength values of described present communications passage, if described signal strength values is less than the intensity threshold of described present communications passage, then carry out S3, if described signal strength values is higher than the intensity threshold of described present communications passage, then continue monitoring；
S3, the signal strength values of other two passages obtained in addition to present communications passage and intensity threshold, and select new communications channel according to described signal strength values, intensity threshold；
S4, using described new communications channel as present communications passage, proceed communication.
Concrete, S3 comprises the steps:
S31, filter out signal strength values in other two passages and enter alternative passage group higher than the passage of corresponding intensity threshold；
If S32 alternative passage group is not empty, then selects the passage that in alternative passage group, signal strength values is the highest as new communications channel, otherwise, compare the signal strength values of all three passage, select the passage of signal strength values maximum as new communications channel.
The present embodiment all passages in communication process are all opened, and described three passages are respectively voice channel, data channel and radio channel.
Second embodiment, as it is shown in figure 1, a kind of method carrying out passage switching in two passages, comprises the steps:
S1, open two communication ports, obtain the signal strength values of two passages, and select the maximum passage of signal strength values as present communications passage, communicate, close the passage in addition to present communications passage；
S2, monitor the signal strength values of described present communications passage, if described signal strength values is less than the intensity threshold of described present communications passage, then carry out S3, if described signal strength values is higher than the intensity threshold of described present communications passage, then continue monitoring；
S3, other passage opened in addition to present communications passage, the signal strength values of acquisition passage in addition to present communications passage and intensity threshold, and select new communications channel according to described signal strength values, intensity threshold；
S4, using described new communications channel as present communications passage, proceed communication, close other passage in addition to present communications passage.
Concrete, S3 comprises the steps:
If the signal strength values of the passage that S31 is in addition to present communications passage is higher than corresponding intensity threshold, enter alternative passage group；
If S32 alternative passage group is not empty, then selects the passage in alternative passage group as new communications channel, otherwise, compare the signal strength values of two passages, select the passage of signal strength values maximum as new communications channel.
3rd embodiment, a kind of system carrying out passage switching in multichannel, including data communication module, data monitoring module, channel selecting module and channel control module,
Described data communication module provides multiple passages, and described passage is used for carrying out data communication,
Described data monitoring module is for the signal strength values of Acquisition channel, and transmits described signal strength values to described channel selecting module,
Described channel selecting module, for according to described signal strength values and the intensity threshold of respective channel, selects the passage of pending communication and by selection result transmission to channel control module,
Described channel control module is used for the passage of described pending communication as present communications passage, and uses described present communications passage to communicate.
Concrete, described channel control module also includes that channel switching unit, described channel switching unit are used for being turned on and off each passage.
Concrete, described passage includes voice channel, data channel and/or radio channel.
The above disclosed present pre-ferred embodiments that is only, certainly can not limit the interest field of the present invention, the equivalent variations therefore made according to the claims in the present invention with this, still belong to the scope that the present invention is contained.
Claims (10)
1. the method carrying out passage switching in multichannel, it is characterised in that comprise the steps:
S1, obtain the signal strength values of all passages, and select the maximum passage of signal strength values as present communications passage, communicate；
S2, monitor the signal strength values of described present communications passage, if described signal strength values is less than the intensity threshold of described present communications passage, then carry out S3, if described signal strength values is higher than the intensity threshold of described present communications passage, then continue monitoring；
S3, the signal strength values of other passage obtained in addition to present communications passage and intensity threshold, and select new communications channel according to described signal strength values, intensity threshold；
S4, using described new communications channel as present communications passage, proceed communication.
A kind of method carrying out passage switching in multichannel the most according to claim 1, it is characterised in that S3 comprises the steps:
S31, filter out signal strength values higher than corresponding intensity threshold other passage in addition to present communications passage enter alternative passage group；
If S32 alternative passage group is not empty, then selecting the passage that in alternative passage group, signal strength values is the highest as new communications channel, otherwise, the relatively signal strength values of all passages, the passage of selection signal strength values maximum is as new communications channel.
A kind of method carrying out passage switching in multichannel the most according to claim 1 and 2, it is characterised in that all passages are all opened in communication process.
A kind of method carrying out passage switching in multichannel the most according to claim 1 and 2, it is characterised in that all communication ports of front opening of S1, closes other passage in addition to present communications passage after S1.
A kind of method carrying out passage switching in multichannel the most according to claim 4, it is characterised in that also include other passage opening in addition to present communications passage before S3.
A kind of method carrying out passage switching in multichannel the most according to claim 5, it is characterised in that close other passage in addition to present communications passage after S4.
A kind of method carrying out passage switching in multichannel the most according to claim 1, it is characterised in that the quantity of described passage is 2 or 3.
8. the system carrying out passage switching in multichannel, it is characterised in that include data communication module, data monitoring module, channel selecting module and channel control module,
Described data communication module provides multiple passages, and described passage is used for carrying out data communication,
Described data monitoring module is for the signal strength values of Acquisition channel, and transmits described signal strength values to described channel selecting module,
Described channel selecting module, for according to described signal strength values and the intensity threshold of respective channel, selects the passage of pending communication and by selection result transmission to channel control module,
Described channel control module is used for the passage of described pending communication as present communications passage, and uses described present communications passage to communicate.
A kind of system carrying out passage switching in multichannel the most according to claim 8, it is characterised in that described channel control module also includes that channel switching unit, described channel switching unit are used for being turned on and off each passage.
A kind of system carrying out passage switching in multichannel the most according to claim 8 or claim 9, it is characterised in that described passage includes voice channel, data channel and/or radio channel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610140558.9A CN105828396A (en) | 2016-03-11 | 2016-03-11 | Channel switching method and system in multiple channels |
| CN202010549029.0A CN111757407A (en) | 2016-03-11 | 2016-03-11 | Method and system for switching channels in multiple channels |
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| CN201610140558.9A CN105828396A (en) | 2016-03-11 | 2016-03-11 | Channel switching method and system in multiple channels |
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| CN202010549029.0A Division CN111757407A (en) | 2016-03-11 | 2016-03-11 | Method and system for switching channels in multiple channels |
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| CN105828396A true CN105828396A (en) | 2016-08-03 |
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| CN201610140558.9A Pending CN105828396A (en) | 2016-03-11 | 2016-03-11 | Channel switching method and system in multiple channels |
| CN202010549029.0A Pending CN111757407A (en) | 2016-03-11 | 2016-03-11 | Method and system for switching channels in multiple channels |
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| CN112260895A (en) * | 2020-10-16 | 2021-01-22 | 深圳卡路里科技有限公司 | Data transmission method and device and processor |
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| EP2079253A1 (en) * | 2008-01-09 | 2009-07-15 | Panasonic Corporation | Non-3GPP to 3GPP network handover optimizations |
| US8774167B2 (en) * | 2011-03-04 | 2014-07-08 | T-Mobile Usa, Inc. | Packet-switched core network architecture for voice services on second- and third-generation wireless access networks |
| KR101777874B1 (en) * | 2011-04-12 | 2017-09-12 | 삼성전자주식회사 | Wireless terminal and method for providing alternative frequency in wireless terminal |
| CN102869062B (en) * | 2011-07-07 | 2016-05-18 | 中国科学院上海高等研究院 | A kind of WLAN rail communication system method of switching fast that realizes |
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- 2016-03-11 CN CN201610140558.9A patent/CN105828396A/en active Pending
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| CN111757407A (en) | 2020-10-09 |
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Application publication date: 20160803 |