CN106658597A - Data transmitting method, sending device and receiving device - Google Patents
Data transmitting method, sending device and receiving device Download PDFInfo
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- CN106658597A CN106658597A CN201610891431.0A CN201610891431A CN106658597A CN 106658597 A CN106658597 A CN 106658597A CN 201610891431 A CN201610891431 A CN 201610891431A CN 106658597 A CN106658597 A CN 106658597A
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000005540 biological transmission Effects 0.000 claims abstract description 402
- 238000005192 partition Methods 0.000 claims description 30
- 238000004088 simulation Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 4
- 230000002452 interceptive effect Effects 0.000 claims description 2
- 238000012546 transfer Methods 0.000 description 18
- 238000000151 deposition Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000010295 mobile communication Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
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- 239000002699 waste material Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/03—Protecting confidentiality, e.g. by encryption
- H04W12/033—Protecting confidentiality, e.g. by encryption of the user plane, e.g. user's traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1858—Transmission or retransmission of more than one copy of acknowledgement message
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/10—Integrity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/10—Integrity
- H04W12/106—Packet or message integrity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/04—Error control
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- 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
- H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
An embodiment of the invention discloses a data transmitting method comprising the following steps: receiving data; and transmitting the data through a first transmission channel and a second transmission channel, wherein the first transmission channel is constructed through a first analog baseband and a first radio-frequency front end connected with the first analog baseband, the second transmission channel is constructed through a second analog baseband and a second radio-frequency front end connected with the second analog baseband, the first analog baseband and the first radio-frequency front end work in a first band, and the second analog baseband and the second radio-frequency front end work in a second band. Through cooperation of the first transmission channel and the second transmission channel, correct and real-time data transmission is guaranteed.
Description
Technical field
Embodiment of the present invention is related to communication technical field, more particularly to a kind of data transmission method and dispensing device,
Reception device.
Background technology
Growing with wireless technology, Radio Transmission Technology application is increasingly received by all trades and professions.Present
It is wirelessly transferred, such as WIFI, LTE, DVB, is substantially under same frequency range, on the channel of certain frequency, the channel of fixed-bandwidth
On carry out data transmission, once be interfered, the measure taken generally jump to another frequency or using communications protocol come
Evade interference.But in the radio communication using different agreement, if in same channel disturbance, frequency hopping can only be taken to ensure number
According to transmission, but the real-time of frequency hopping cannot ensure.Particularly in the case where real-time video and digital audio are transmitted, can lead
The problems such as causing image-mosaics, error in data, affects high to Consumer's Experience, and in the conjunction of the judgement and data for realizing data
And when be all application layer realize, so waste resource it is more, system delay is larger.Also result in products application scene to receive
Limit, such as, in specific occasion, if one of band interference is very seriously or because cause specific is prohibited from using, that is based on
The wireless device of this frequency range just cannot be used.
The content of the invention
Embodiment of the present invention is mainly solving the technical problems that provide a kind of data transmission method, dispensing device and acceptance
Device, switches channel time delay greatly when can solve the problem that the transmission data under same frequency range and application layer carries out data merging and causes number
According to the problem of time delay.
To solve above-mentioned technical problem, the technical scheme that embodiment of the present invention is adopted is：There is provided a kind of data to pass
Transmission method, including：Receiving data；Transmission data is coordinated by the first transmission channel and the second transmission channel, wherein, the first transmission
Channel is built by the first ABB and the first radio-frequency front-end being connected with the first ABB, the second transmission channel be by
What the second ABB and the second radio-frequency front-end being connected with the second ABB built, wherein, the first ABB and first
Radio-frequency front-end is operated in the first frequency range, and the second ABB and the second radio-frequency front-end are operated in the second frequency range.
Wherein, transmission transmission data is coordinated to include by the first transmission channel and the second transmission channel：Replicate data is generated
Data trnascription；By the first transmission channel data, and by the second transmission channel data trnascription.
Wherein, transmission data is coordinated to include by the first transmission channel and the second transmission channel：By the first transmission channel
Transmission data；Detected in transmission space with the presence or absence of the interference signal of the first transmission channel of interference by the second transmission channel；If
There is interference signal, and when the packet loss of data transmission channel receiving data is more than predetermined value, then passed data by first
Defeated channel switches to the second transmission channel, and the determination signal for determining data transmission channel is sent to reception device；If not yet
There is interference signal, then continue by the first transmission channel data.
Wherein, data include the first partition data and the second partition data, wherein, the second partition data is the core of data
Content, the first partition data is more than for other data in data in addition to core content, and the capacity of the first partition data
The capacity of the second partition data；Transmission data is coordinated to include by the first transmission channel and the second transmission channel：According to default
AES, is encrypted to the second transmission packet；By first the first partition data of transmission channel, Yi Jitong
Cross second the second partition data of transmission channel.
To solve above-mentioned technical problem, another technical scheme that embodiment of the present invention is adopted is：A kind of data are provided
Transmission method, including：By the first transmission channel and the second transmission channel receiving data, wherein, the first transmission channel is by
What one ABB and the first radio-frequency front-end being connected with the first ABB built, the second transmission channel is by the second simulation base
What band and the second radio-frequency front-end for being connected with the second ABB built, wherein, the first ABB and the first radio-frequency front-end work
Work is operated in the second frequency range in the first frequency range, the second ABB and the second radio-frequency front-end；According to the data for receiving, restore
Partial data.
Wherein, according to the data for receiving, group goes out partial data to be included：Parsing data, judge whether data are correct；If
Data are correct, it is determined that the data for receiving first；Data to receiving first are processed.
Wherein, by the first transmission channel and the second transmission channel receiving data the step of, includes：Believed by the first transmission
Road or the second transmission channel are received and determine signal, wherein it is determined that signal is used for from the first transmission channel and the second transmission channel
One channel of middle determination is used as data transmission channel；Receiving data on the data transmission channel determined by.
Wherein, data transmission method also includes：Using among the first transmission channel and the second transmission channel not as transmission
The transmission channel of data detects whether the interference signal that there is interference data transmission channel；If there is interference signal, and when number
When being more than predetermined value according to the packet loss of transmission channel receiving data, data transmission channel is redefined, and sent out to dispensing device
Determination signal is sent, and returns the receiving data on the data transmission channel for redefining.
Wherein, data transmission method also includes：According to default decipherment algorithm, to the number received from the second transmission channel
According to being decrypted, according to the data for receiving, restoring partial data includes：By the data that obtain of decryption and from the first transmission letter
The data that road is received are combined into partial data.
To solve above-mentioned technical problem, embodiment of the present invention provides a kind of dispensing device, including：Digital baseband, first
ABB, the first radio-frequency front-end, the second ABB and the second radio-frequency front-end, the first ABB respectively with digital baseband and
First radio-frequency front-end connects, and the second ABB be connected respectively with digital baseband and the second radio-frequency front-end, the first ABB with
First radio-frequency front-end is operated in the first frequency range, and the second ABB and the second radio-frequency front-end are operated in the second frequency range, the first simulation
Base band and the first radio-frequency front-end build the first transmission channel, and the second ABB and the second radio-frequency front-end build the second transmission letter
Road；Digital baseband, for receiving data, and converts data to digital signal；First transmission channel and the second transmission channel are matched somebody with somebody
Conjunction converts digital signals into analogue signal, and analogue signal is modulated to the transmitting of corresponding frequency range.
Wherein, digital signal is two groups, respectively the first digital signal and the second digital signal, wherein, the first numeral letter
Number it is that, according to data genaration, the second digital signal is generated according to the copy of data；First transmission channel and the second transmission
Channel cooperation converts digital signals into analogue signal, and analogue signal is modulated to the transmitting of corresponding frequency range：First transmission letter
Road is used for the first digital signal converting analogue signals, and the analogue signal being converted to by the first digital signal is modulated to first
Launch in frequency range；First transmission channel is used for the second digital signal converting analogue signals, will be changed by the second digital signal
To analogue signal modulate to the second frequency range transmitting.
Wherein, the first transmission channel and the cooperation of the second transmission channel converts digital signals into analogue signal, and will simulation
Signal modulation to corresponding frequency range transmitting includes：First transmission channel is used for digital signal converting analogue signals, will be by numeral letter
Number analogue signal being converted to modulates to the first frequency range transmitting；Second transmission channel is used to detect whether deposited in transmission space
In the interference signal of the first transmission channel of interference, if there is interference signal, and when the packet loss of data transmission channel receiving data
When rate is more than predetermined value, then data are switched to into the second transmission channel by the first transmission channel, and sent to reception device
Determine the determination signal that the second transmission channel is data transmission channel.
Wherein, digital signal is two groups, respectively the first digital signal and the second digital signal, wherein, the second numeral letter
Number generated according to core content in data, the second digital signal is according to other contents in data in addition to core content
Generate；First transmission channel and the cooperation of the second transmission channel convert digital signals into analogue signal, and analogue signal is adjusted
Making to the transmitting of corresponding frequency range includes：First transmission channel is used for the first digital signal converting analogue signals, will be by the first number
The analogue signal that word signal is converted to modulates to the first frequency range transmitting；First transmission channel is used to turn the second digital signal
Analogue signal is changed, the analogue signal being converted to by the second digital signal is modulated into the second frequency range transmitting.
To solve above-mentioned technical problem, embodiment of the present invention provides a kind of reception device, including：Digital baseband, first
ABB, the first radio-frequency front-end, the second ABB and the second radio-frequency front-end, the first ABB respectively with digital baseband and
First radio-frequency front-end connects, and the second ABB be connected respectively with digital baseband and the second radio-frequency front-end, the first ABB with
First radio-frequency front-end is operated in the first frequency range, and the second ABB and the second radio-frequency front-end are operated in the second frequency range, the first simulation
Base band and the first radio-frequency front-end build the first transmission channel, and the second ABB and the second radio-frequency front-end build the second transmission letter
Road；First transmission channel and the second transmission channel are used to receiving analogue signal and convert analog signals into digital signal；Numeral
Base band, for restoring partial data according to analogue signal.
Wherein, digital baseband specifically for：Parsing the analogue signal that the first transmission channel and the second transmission channel receive is
Data, judge whether data are correct；If data are correct, it is determined that the data for receiving first；To the number for receiving first
According to being processed.
Wherein, digital baseband is used for：Receive and determine signal, wherein it is determined that signal is used for from the first transmission channel and second
Determine a channel as data transmission channel in transmission channel；According to signal is determined, the data transfer letter of transmission data is determined
Road, and the analogue signal received according to data transmission channel, generate partial data.
Wherein, digital baseband be additionally operable to by among the first transmission channel and the second transmission channel not as transmission data
Transmission channel detects whether the interference signal that there is interference data transmission channel；If there is interference signal, and when by data
When transmission channel receives the packet loss of analogue signal more than predetermined value, data transmission channel is redefined, and to dispensing device
Send determine signal, and return it is determined that data transmission channel on receive analogue signal.
Wherein, two groups of analogue signals that the first transmission channel and the second transmission channel are received are generated two groups of numbers by data base-band
According to two groups of data are combined into into partial data.
The beneficial effect of embodiment of the present invention is：The situation of prior art is different from, the present invention is by dispensing device
First, second ABB and first, second radio-frequency front-end carry out building first, second transmission channel, and by first, second
Cooperation between transmission channel is transmitted data, by reception device in first, second ABB and first, second penetrate
Frequency front end builds first, second transmission channel, and by first, second transmission channel receiving data and reduces partial data, passes through
ABB and radio-frequency front-end within the physical layer is transmitted to data, receives, while also carrying out the conjunction of data in physical layer
And, this ensure that the time delay of data transfer is little, improve the efficiency of data transfer, and using the mutual of two transmission channels
Cooperation is transmitted the correctness that data ensure that data transfer, and with minimum Redundancy Design the transmission to real time data is realized
Simultaneously because make data in space using two transmission channel data and degree of depositing raising, not with the restriction of scene.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present application, below will be to make needed for the embodiment of the present application
Accompanying drawing is briefly described.It should be evident that drawings described below is only some embodiments of the present application, for
For those of ordinary skill in the art, on the premise of not paying creative work, can be obtaining other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of flow chart of data transmission method first embodiment of the invention；
Fig. 2 is a kind of the first refined flow chart of data transmission method first embodiment of the invention；
Fig. 3 is a kind of the second refined flow chart of data transmission method first embodiment of the invention；
Fig. 4 is a kind of the 3rd refined flow chart of data transmission method first embodiment of the invention；
Fig. 5 is a kind of flow chart of data transmission method second embodiment of the invention；
Fig. 6 is a kind of the first refined flow chart of data transmission method first embodiment of the invention；
Fig. 7 is a kind of the second refined flow chart of data transmission method first embodiment of the invention；
Fig. 8 is a kind of the 3rd refined flow chart of data transmission method first embodiment of the invention；
Fig. 9 is a kind of schematic diagram of dispensing device first embodiment of the invention；
Figure 10 is a kind of schematic diagram of reception device first embodiment of the invention.
Specific embodiment
Refering to Fig. 1, a kind of data transmission method embodiment of the invention includes：
Step 101：Receiving data；
The digital baseband equipment that data are entered in dispensing device, digital baseband converts data to digital signal and is passed
It is defeated by ABB.
Step 102：The transmission data are coordinated by the first transmission channel and the second transmission channel, wherein, described first
Transmission channel is built by the first ABB and the first radio-frequency front-end being connected with first ABB, described second
Transmission channel is built by the second ABB and the second radio-frequency front-end being connected with second ABB, wherein, institute
State the first ABB and the first radio-frequency front-end is operated in the first frequency range, second ABB and the second radio-frequency front-end work
In the second frequency range, first frequency range is differed with the second frequency range；
First ABB, the first radio-frequency front-end and the second ABB, the second radio-frequency front-end are different in dispensing device
The transmission equipment of frequency range, ABB converts digital signals into analogue signal, while for the first transmission letter of transmission data
Road and the second transmission channel frequency range are differed, for example：First transmission channel is 2.4G, and the second transmission channel is 900M.
Specifically, Fig. 2 is referred to, step 102 also includes：
Step 1021：Replicate the data genaration data trnascription；
The data content is replicated into ghost, but for the data content transmission letter different with copy adaptation
Both can be carried out different codings by road, what deserves to be explained is, coded system does not result in the change of data content.
Step 1022：By data described in first transmission channel, and passed by second transmission channel
The defeated data trnascription；
First transmission channel and the second transmission channel are independent, therefore, the transmission data and the data trnascription phase
Mutually do not receive any impact, make data space and degree of depositing improve, not with the restriction of scene.
Further, Fig. 3 is referred to, step 102 also includes：
Step 1023：By data described in first transmission channel；
First transmission channel is used for transmission data, does one-segment transmission.
Step 1024：Detected in transmission space with the presence or absence of interference the first transmission letter by second transmission channel
The interference signal in road；
Because the data are only transmitted on the first transmission channel, in order to anti-data here are destroyed, therefore described the
Two transmission channels are with the presence or absence of interference institute in the second ABB of dispensing device and the second radio-frequency front-end detection transmission space
The interference signal of the first transmission channel is stated, the integrity and real-time of data is this ensure that.
Step 1025：If there is the interference signal, and when the packet loss of the data transmission channel receiving data is big
When predetermined value, then the data are switched to into second transmission channel by first transmission channel, and to reception
Device sends the determination signal for determining data transmission channel；
Packet loss presets, and it is 3% for example to preset packet loss, if packet loss reaches 3% or more than 3%,
The transmission channel of switching transmission data.The order of switching channel and send to reception device and determine that signal is by the of dispensing device
Two ABBs and the second radio-frequency front-end are performed, and are so conducive to the reception device will not be because of the switching of channel in receiving data
And delay reception, it is ensured that the real-time of data transfer.
What deserves to be explained is, if data are destroyed because signal is interfered, this data is abandoned, while described second
Transmission channel send-request unit resends data, by the second transmission channel data, and notifies that reception device is sent out
Send the information of switching channel.
Step 1026：If not interfering with signal, continue the data by described in first transmission channel；
During data normal transmission, second transmission channel can be detected always, until data are by reception device
Receive.
Further, Fig. 4 is referred to, step 102 also includes：
Step 1027：According to default AES, second partition data is encrypted；
The data include the first partition data and the second partition data, wherein, second partition data is the number
According to core content, first partition data is other data in the data in addition to core content, and described
Capacity of the capacity of one partition data more than second partition data.
AES can be preset to various ways, according to the different password difficulty or ease journeys for arranging of significance level of core content
Degree can be with difference, such as：The password that can arrange of data for not being particular importance is numeral plus English alphabet, and important data can
It is numeral plus English alphabet plus special symbol with the password for arranging；Certainly, the length of password may also set up a fixed value.
Step 1028：By the first partition data described in first transmission channel, and pass by described second
The second partition data after encrypting described in defeated transmission.
The frequency range of first transmission channel is more than second transmission channel, and it is big that the first transmission channel is used for transmission capacity
The first partition data, the second transmission channel is used for little the second partition data of transmission capacity, because two transmission channels are phases
It is mutually independent, so the first partition data and the second partition data are independent of each other.
In embodiments of the present invention, by dispensing device in first, second ABB and first, second radio-frequency front-end
Carry out build first, second transmission channel, and between first, second transmission channel be transmitted data, by
ABB and radio-frequency front-end in physical layer is transmitted to data, is transmitted using two cooperating for transmission channel
Data ensure that the correctness of data transfer, the transmission to real time data is realized with minimum Redundancy Design simultaneously because using
Two transmission channel data make data in space and degree of depositing is improved, not with the restriction of scene.
Refer to Fig. 5, Fig. 5 is a kind of flow chart of data transmission method second embodiment of the invention, transmission side data
Method includes：
Step 201：By the first transmission channel and the second transmission channel receiving data, wherein, first transmission channel
It is to be built by the first ABB and the first radio-frequency front-end being connected with first ABB, second transmission channel
It is to be built by the second ABB and the second radio-frequency front-end being connected with second ABB, wherein, first mould
Intend base band and the first radio-frequency front-end is operated in the first frequency range, second ABB and the second radio-frequency front-end are operated in the second frequency
Section, first frequency range is differed with the second frequency range；
First ABB, the first radio-frequency front-end and the second ABB, the second radio-frequency front-end are different in reception device
The transmission equipment of frequency range, the first ABB and the first radio-frequency front-end are in a frequency range, the second ABB and the second radio frequency
Front end is in a frequency range, while the first transmission channel and the second transmission channel frequency range for transmission data is also to differ
, for example：First transmission channel is 2.4G, and the second transmission channel is 900M.
Step 202：According to the data for receiving, partial data is restored；
It is also because the data that dispensing device sends adopt three kinds of mode transmission datas, therefore the data that reception device is received
Multi-form, it is necessary to which voluntarily group goes out complete data, Fig. 6 is referred to, step 202 includes：
Step 2021：The data are parsed, judges whether the data are correct；
The mode of parsing data is also to carry out by default analytical algorithm, presets analytical algorithm relative with default encapsulation algorithm
Answer, the whether correct mode of the first transmission packet of verification can have various, for example：School is set in the first transmission packet
Code is tested, it is whether correct by verifying the transmission packet of code check first, or, by judging whether the first transmission packet includes
Head and the tail package identification judges whether the first transmission packet is correct.
Step 2022：If the data are correct, it is determined that the data for receiving first；
When dispensing device is to reception device transmission data, respectively by the first transmission channel and the second transmission channel
Hold identical data, in brief, a data content is respectively by the first transmission channel and the second transmission channel to reception device
Send twice, but reception device can have dividing for sequencing from the first transmission channel and the second transmission channel receiving data.
What deserves to be explained is, if the data for receiving first are incorrect, the loss of data for receiving first is waited another
The data of individual transmission channel, then parsed.
Step 2023：The data to receiving first are processed；
Judge whether data space is stored with and the data content identical data for receiving first, if storage is empty
Between be stored with and then data content is stored to memory space with the data content identical data for receiving first, otherwise abandon
The data.
Further, Fig. 7 is referred to, step 201 also includes：
Step 2011：Received by the first transmission channel or the second transmission channel and determine signal, wherein, it is described to determine letter
Number be used for from first transmission channel and the second transmission channel determine a channel as data transmission channel；
Because the second transmission channel of transmitting terminal carries out space detection, if detecting the letter of the first transmission channel of interference
Number, then to the second transmission channel during the channel of data transfer can be switched by the first transmission channel, now transmitting terminal can give receiving terminal
A determination signal is sent, so will be by the second transmission channel receiving data, if the second transmission channel of transmitting terminal is not examined
Interference signal is measured, then normally by the first transmission channel, such receiving terminal is by the first transmission channel receiving data to data.
Step 2012：The receiving data on the data transmission channel of the determination；
Step 2013：Examined using the transmission channel among the first transmission channel and the second transmission channel not as transmission data
Survey the interference signal of the data transmission channel of another transmission data；
Wherein one transmission channel is used for transmission data, another not the transmission channel of transmission data carry out detecting whole sky
Between with the presence or absence of interference transmission data transmission channel signal.
Step 2014：If there is the interference signal, and when the packet loss of the data transmission channel receiving data is big
When predetermined value, redefine data transmission channel, and send to dispensing device and determine signal, and return it is described again
It is determined that data transmission channel on receiving data；
Packet loss presets, and it is 3% for example to preset packet loss, if packet loss reaches 3% or more than 3%,
Illustrate that data are imperfect due to interference signal, reception device will resend data and switch channel to dispensing device request,
By the switching that transmission channel is realized in physical layer, be so conducive to the quality of data transfer, and improve the speed of data transfer
Degree.
Further, Fig. 8 is referred to, a kind of data transmission method of the invention also includes：
Step 203：According to default decipherment algorithm, the data to receiving from second transmission channel are decrypted；
Default decipherment algorithm and default AES are corresponding.
Further, step 202 also includes：
Step 2024：The data that decryption is obtained and the data received from first transmission channel are combined into complete number
According to；
Will decryption the data for obtaining and the data received from the first transmission channel be combined be physics into realize,
The data that guarantee is transferred to application layer are unique and correct, realize efficiently timely data transfer.
In embodiments of the present invention, by reception device in first, second ABB and first, second radio-frequency front-end
First, second transmission channel is built, and by first, second transmission channel receiving data and reduces partial data, by physics
ABB and radio-frequency front-end in layer is received to data, and by switching that transmission channel is realized in physical layer simultaneously
Also the merging of data is carried out in physical layer, this ensure that the time delay of data transfer is little, improve the efficiency of data transfer.
The present invention also provides dispensing device embodiment, refers to Fig. 9, and dispensing device 300 includes：Digital baseband 302, first
ABB 303, the first radio-frequency front-end 305, the second ABB 304 and the second radio-frequency front-end 306.First ABB
303 are connected respectively with the radio-frequency front-end 305 of digital baseband 302 and first, second ABB 304 respectively with digital baseband
302 and second radio-frequency front-end 306 connect, the radio-frequency front-end 305 of first ABB 303 and first is operated in the first frequency range,
The radio-frequency front-end 306 of second ABB 304 and second is operated in the second frequency range, first frequency range and the second frequency range not phase
Together, the first ABB 303 and the first radio-frequency front-end 305 build the first transmission channel, the second ABB 304 and the second radio frequency
Front end 306 builds the second transmission channel；Digital baseband 302 is used for receiving data, and converts the data to digital signal；Institute
State the first transmission channel and the second transmission channel and coordinate and the digital signal is converted to into analogue signal, and by the analogue signal
Modulate to the transmitting of corresponding frequency range.
Further, the digital signal is two groups, respectively the first digital signal and the second digital signal, wherein, institute
It is the data genaration according to the transmission of external interface 301 to state the first digital signal, and second digital signal is according to the number
According to copy generate；First transmission channel and the second transmission channel coordinate to be converted to the digital signal simulates letter
Number, and the analogue signal is modulated to the transmitting of corresponding frequency range；First transmission channel is used to turn the first digital signal
Analogue signal is changed, the analogue signal being converted to by first digital signal is modulated into the first frequency range transmitting；Described
One transmission channel is used for the second digital signal converting analogue signals, by the simulation being converted to by second digital signal letter
Number transmitting is modulated to the second frequency range.
Further, first transmission channel and the second transmission channel coordinate to be converted to the digital signal to simulate and believe
Number, and by the analogue signal modulate to corresponding frequency range transmitting include：First transmission channel is for digital signal conversion
Analogue signal, by the analogue signal being converted to by the digital signal transmitting is modulated to the first frequency range；Second transmission
Channel is used to detect with the presence or absence of the interference signal of interference first transmission channel in transmission space, if there is the interference letter
Number, and when the packet loss of the data transmission channel receiving data is more than predetermined value, then by the data by described first
Transmission channel switches to second transmission channel, and it is data transfer to send the second transmission channel of determination to reception device
The determination signal of channel.
Further, the digital signal is two groups, respectively the first digital signal and the second digital signal, wherein, institute
Stating the second digital signal is generated according to core content in the data, and second digital signal is according in the data
What other contents in addition to core content were generated.
Wherein, the digital signal is converted to analogue signal by first transmission channel and the cooperation of the second transmission channel,
And by the analogue signal modulate to corresponding frequency range transmitting include：
First transmission channel is used for the first digital signal converting analogue signals, will be turned by first digital signal
The analogue signal got in return modulates to the first frequency range transmitting；First transmission channel is used for the second digital signal modulus of conversion
Intend signal, the analogue signal being converted to by second digital signal is modulated into the second frequency range transmitting.
The dispensing device of the embodiment of the present invention is present in a variety of forms, including but not limited to:
(1) mobile communication equipment:The characteristics of this kind equipment is that possess mobile communication function, and to provide speech, data
Communicate as main target.This Terminal Type includes:Smart mobile phone (such as iPhone), multimedia handset, feature mobile phone, and it is low
End mobile phone etc..
(2) super mobile personal computer equipment:This kind equipment belongs to the category of personal computer, has calculating and processes work(
Can, typically also possess mobile Internet access characteristic.This Terminal Type includes:PDA, MID and UMPC equipment etc., such as iPad.
(3) portable entertainment device:This kind equipment can show and play content of multimedia.The kind equipment includes:Audio frequency,
Video player (such as iPod), handheld device, e-book, and intelligent toy and portable car-mounted navigator.
(4) server:The equipment for providing the service of calculating, the composition of server includes that processor, hard disk, internal memory, system are total
Line etc., server is similar with general computer architecture, but due to needing to provide highly reliable service, therefore processing energy
The aspects such as power, stability, reliability, safety, extensibility, manageability require higher.
(5) other have the electronic installation of data interaction function.
Device embodiment described above is only schematic, wherein the unit as separating component explanation can
To be or may not be physically separate, can be as the part that unit shows or may not be physics list
Unit, you can be located at a place, or can also be distributed on multiple NEs.It can according to the actual needs be selected
In some or all of module realizing the purpose of this embodiment scheme.
In embodiments of the present invention, by dispensing device in first, second ABB and first, second radio-frequency front-end
Carry out build first, second transmission channel, and between first, second transmission channel be transmitted data, by
ABB and radio-frequency front-end in physical layer is transmitted to data, is transmitted using two cooperating for transmission channel
Data ensure that the correctness of data transfer, the transmission to real time data is realized with minimum Redundancy Design simultaneously because using
Two transmission channel data make data in space and degree of depositing is improved, not with the restriction of scene.
The present invention also provides reception device embodiment, refers to Figure 10, and reception device 400 includes：Digital baseband 405,
One ABB 403, the first radio-frequency front-end 401, the second ABB 404 and the second radio-frequency front-end 402, the first simulation base
Band 403 is connected respectively with the radio-frequency front-end 402 of digital baseband 405 and first, second ABB 404 respectively with digital baseband
405 and second radio-frequency front-end 402 connect, the radio-frequency front-end 401 of first ABB 403 and first is operated in the first frequency range,
The radio-frequency front-end 402 of second ABB 404 and second is operated in the second frequency range, first frequency range and the second frequency range not phase
Together, the first ABB 403 and the first radio-frequency front-end 401 build the first transmission channel, the second ABB 404 and the second radio frequency
Front end 402 builds the second transmission channel；First transmission channel and the second transmission channel are used to receiving analogue signal and by mould
Intend signal and be converted to digital signal；Digital baseband 405 is used to for the digital signal to be converted to data.
Further, the digital signal is converted to data and parses the data by the digital baseband 405, judges institute
Whether correct state data, if the data are correct, it is determined that the data for receiving first, to the institute for receiving first
State data to be processed；This data is abandoned if data are incorrect, and transmission is resend and switch to dispensing device request
Channel.
The digital baseband 405 is within the physical layer, by realizing the judgement to data in physical layer, without the need in application layer
Processed, it is ensured that unique and correct to the data of application layer from Digital Baseband Transmission, which decreased the time delay of system.
Further, first transmission channel and the second transmission channel are used to receive analogue signal and turn analogue signal
Being changed to digital signal includes：Received by the first transmission channel or the second transmission channel and determine signal, wherein, it is described to determine letter
Number be used for from first transmission channel and the second transmission channel determine a channel as data transmission channel；Described true
Analogue signal is received on fixed data transmission channel and is processed.
Another transmission is detected using the first transmission channel and the second transmission channel not as the transmission channel of transmission data
The interference signal of the data transmission channel of data；If there is the interference signal, and according to from the data transmission channel
The analogue signal for receiving, determine by the data transmission channel receive analogue signal packet loss be more than predetermined value when,
The digital baseband requires that the transmission channel redefines data transmission channel, and sends determination signal to dispensing device,
And return receives analogue signal on the data transmission channel of the determination.
What deserves to be explained is, detection interference signal is carried out by the ABB of physical layer, and realize passing in physical layer
The switching of defeated channel, which enhances the quality of data transfer, it is ensured that signal is interference-free.
Further, the data base-band 405 is by i.e. first partition data of two groups of data for receiving and second point
Cut data and be combined into partial data.
What deserves to be explained is, the two groups of data for receiving are combined into into partial data is realized in physical layer, nothing
The merging of data need to be realized to application layer, it is ensured that unique and correct to the data of application layer from Digital Baseband Transmission, reduce and be
System time delay, realizes efficiently timely data transfer.
The reception device of the embodiment of the present invention is present in a variety of forms, including but not limited to:
(1) mobile communication equipment:The characteristics of this kind equipment is that possess mobile communication function, and to provide speech, data
Communicate as main target.This Terminal Type includes:Smart mobile phone (such as iPhone), multimedia handset, feature mobile phone, and it is low
End mobile phone etc..
(2) super mobile personal computer equipment:This kind equipment belongs to the category of personal computer, has calculating and processes work(
Can, typically also possess mobile Internet access characteristic.This Terminal Type includes:PDA, MID and UMPC equipment etc., such as iPad.
(3) portable entertainment device:This kind equipment can show and play content of multimedia.The kind equipment includes:Audio frequency,
Video player (such as iPod), handheld device, e-book, and intelligent toy and portable car-mounted navigator.
(4) server:The equipment for providing the service of calculating, the composition of server includes that processor, hard disk, internal memory, system are total
Line etc., server is similar with general computer architecture, but due to needing to provide highly reliable service, therefore processing energy
The aspects such as power, stability, reliability, safety, extensibility, manageability require higher.
(5) other have the electronic installation of data interaction function.
Device embodiment described above is only schematic, wherein the unit as separating component explanation can
To be or may not be physically separate, can be as the part that unit shows or may not be physics list
Unit, you can be located at a place, or can also be distributed on multiple NEs.It can according to the actual needs be selected
In some or all of module realizing the purpose of this embodiment scheme.
In embodiments of the present invention, by reception device in first, second ABB and first, second radio-frequency front-end
First, second transmission channel is built, and by first, second transmission channel receiving data and reduces partial data, by physics
ABB and radio-frequency front-end in layer is received to data, and by switching that transmission channel is realized in physical layer simultaneously
Also the merging of data is carried out in physical layer, this ensure that the time delay of data transfer is little, improve the efficiency of data transfer.
Embodiments of the present invention are the foregoing is only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, is included within the scope of the present invention.
Claims (18)
1. a kind of data transmission method, it is characterised in that include：
Receiving data；
The transmission data are coordinated by the first transmission channel and the second transmission channel, wherein, first transmission channel be by
What the first ABB and the first radio-frequency front-end for being connected with first ABB built, second transmission channel be by
What the second ABB and the second radio-frequency front-end being connected with second ABB built, wherein, the first simulation base
Band and the first radio-frequency front-end are operated in the first frequency range, and second ABB and the second radio-frequency front-end are operated in the second frequency range.
2. data transmission method according to claim 1, it is characterised in that first transmission channel and second that passes through is passed
Defeated channel coordinates the transmission data step to include：
Replicate the data genaration data trnascription；
By data described in first transmission channel, and by data pair described in second transmission channel
This.
3. data transmission method according to claim 1, it is characterised in that first transmission channel and second that passes through is passed
Defeated channel coordinates the transmission data to include：
By data described in first transmission channel；
Detected in transmission space with the presence or absence of the interference signal of interference first transmission channel by second transmission channel；
If there is the interference signal, and when the packet loss of the data transmission channel receiving data is more than predetermined value, then
The data are switched to into second transmission channel by first transmission channel, and determination number is sent to reception device
According to the determination signal of transmission channel；
If not interfering with signal, continue the data by described in first transmission channel.
4. data transmission method according to claim 1, it is characterised in that
The data include the first partition data and the second partition data, wherein, second partition data is the data
Core content, first partition data is other data in the data in addition to core content, and described first point
Cut the capacity of the capacity more than second partition data of data；
It is described to coordinate the transmission data to include by the first transmission channel and the second transmission channel：
According to default AES, second partition data is encrypted；
By the first partition data described in first transmission channel, and by described in second transmission channel
The second partition data after encryption.
5. a kind of data transmission method, it is characterised in that include：
By the first transmission channel and the second transmission channel receiving data, wherein, first transmission channel is by the first simulation
What base band and the first radio-frequency front-end being connected with first ABB built, second transmission channel is by the second simulation
What base band and the second radio-frequency front-end being connected with second ABB built, wherein, first ABB and first
Radio-frequency front-end is operated in the first frequency range, and second ABB and the second radio-frequency front-end are operated in the second frequency range；
According to the data for receiving, partial data is restored.
6. data transmission method according to claim 5, it is characterised in that the data that the basis is received, restores
Partial data includes：
The data are parsed, judges whether the data are correct；
If the data are correct, it is determined that the data for receiving first；
The data to receiving first are processed.
7. data transmission method according to claim 5, it is characterised in that
It is described by the first transmission channel and the second transmission channel receiving data the step of include：By the first transmission channel or
Second transmission channel is received and determines signal, wherein, the determination signal is used for from first transmission channel and the second transmission letter
Determine a channel as data transmission channel in road；
Receiving data on the data transmission channel determined by described.
8. data transmission method according to claim 7, it is characterised in that the data transmission method also includes：
Detect whether to exist using the transmission channel among the first transmission channel and the second transmission channel not as transmission data and do
Disturb the interference signal of data transmission channel；
If there is the interference signal, and when the packet loss of the data transmission channel receiving data is more than predetermined value, weight
It is new to determine data transmission channel, and determination signal is sent to dispensing device, and return is passed in the data for redefining
Receiving data on defeated channel.
9. data transmission method according to claim 5, it is characterised in that the data transmission method also includes：
According to default decipherment algorithm, the data to receiving from second transmission channel are decrypted；
The data that the basis is received, restoring partial data includes：
By the decryption data for obtaining and the data convert received from first transmission channel into partial data.
10. a kind of dispensing device, it is characterised in that include：Digital baseband, the first ABB, the first radio-frequency front-end, the second mould
Intend base band and the second radio-frequency front-end, first ABB is connected respectively with digital baseband and the first radio-frequency front-end, described the
Two ABBs are connected respectively with digital baseband and the second radio-frequency front-end, and first ABB and the first radio-frequency front-end work
In the first frequency range, second ABB and the second radio-frequency front-end are operated in the second frequency range, and the first ABB and first are penetrated
Frequency front end builds the first transmission channel, and the second ABB and the second radio-frequency front-end build the second transmission channel；
The digital baseband is used for receiving data, and converts the data to digital signal；
First transmission channel and the second transmission channel coordinate and for the digital signal to be converted to analogue signal, and by the mould
Intend signal modulation to launch to corresponding frequency range.
11. dispensing devices according to claim 10, it is characterised in that
The digital signal is two groups, respectively the first digital signal and the second digital signal, wherein, first digital signal
It is that, according to the data genaration, second digital signal is generated according to the copy of the data；
First transmission channel and the second transmission channel coordinate and for the digital signal to be converted to analogue signal, and by the mould
Intend signal modulation includes to the transmitting of corresponding frequency range：
First transmission channel is used for the first digital signal converting analogue signals, will be changed by first digital signal
To analogue signal modulate to the first frequency range transmitting；
First transmission channel is used for the second digital signal converting analogue signals, will be changed by second digital signal
To analogue signal modulate to the second frequency range transmitting.
12. dispensing devices according to claim 10, it is characterised in that
First transmission channel and the second transmission channel coordinate and for the digital signal to be converted to analogue signal, and by the mould
Intend signal modulation includes to the transmitting of corresponding frequency range：
First transmission channel is used for digital signal converting analogue signals, by the simulation being converted to by digital signal letter
Number transmitting is modulated to the first frequency range；
Second transmission channel whether there is the interference signal of interference first transmission channel for detecting in transmission space,
If there is the interference signal, and when the packet loss of the data transmission channel receiving data is more than predetermined value, then by institute
State data and second transmission channel is switched to by first transmission channel, and determination second is sent to reception device and pass
Defeated channel is the determination signal of data transmission channel.
13. dispensing devices according to claim 10, it is characterised in that
The digital signal is two groups, respectively the first digital signal and the second digital signal, wherein, second digital signal
To be generated according to core content in the data, second digital signal be according in the data in addition to core content
Other contents generate；
First transmission channel and the second transmission channel coordinate and for the digital signal to be converted to analogue signal, and by the mould
Intend signal modulation includes to the transmitting of corresponding frequency range：
First transmission channel is used for the first digital signal converting analogue signals, will be changed by first digital signal
To analogue signal modulate to the first frequency range transmitting；
First transmission channel is used for the second digital signal converting analogue signals, will be changed by second digital signal
To analogue signal modulate to the second frequency range transmitting.
14. a kind of reception devices, it is characterised in that include：Digital baseband, the first ABB, the first radio-frequency front-end, the second mould
Intend base band and the second radio-frequency front-end, first ABB is connected respectively with digital baseband and the first radio-frequency front-end, described the
Two ABBs are connected respectively with digital baseband and the second radio-frequency front-end, and first ABB and the first radio-frequency front-end work
In the first frequency range, second ABB and the second radio-frequency front-end are operated in the second frequency range, and the first ABB and first are penetrated
Frequency front end builds the first transmission channel, and the second ABB and the second radio-frequency front-end build the second transmission channel；
First transmission channel and the second transmission channel are used to receive analogue signal；
Digital baseband, for restoring partial data according to the analogue signal.
15. reception devices according to claim 14, it is characterised in that
The digital baseband specifically for：
Just whether the analogue signal for parsing first transmission channel and the reception of the second transmission channel is data, judge the data
Really；
If the data are correct, it is determined that the data for receiving first；
The data to receiving first are processed.
16. reception devices according to claim 14, it is characterised in that
The digital baseband is used for：
Receive and determine signal, wherein, the determination signal is used to determine from first transmission channel and the second transmission channel
One channel is used as data transmission channel；
According to the determination signal, the data transmission channel of transmission data is determined, and received according to the data transmission channel
The analogue signal for arriving, generates partial data.
17. reception devices according to claim 16, it is characterised in that
The digital baseband is additionally operable to by the transmission among the first transmission channel and the second transmission channel not as transmission data
Interference signal of the Channel Detection with the presence or absence of interference data transmission channel；
If there is the interference signal, and when the packet loss that the data transmission channel receives analogue signal is more than predetermined value
When, data transmission channel is redefined, and determination signal is sent to dispensing device, and return the data biography in the determination
Analogue signal is received on defeated channel.
18. reception devices according to claim 14, it is characterised in that
Two groups of analogue signals that first transmission channel and the second transmission channel are received are generated two groups of data by the data base-band, will
Two groups of data are combined into partial data.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610891431.0A CN106658597B (en) | 2016-10-12 | 2016-10-12 | Data transmission method, sending device and receiving device |
| PCT/CN2017/096899 WO2018068570A1 (en) | 2016-10-12 | 2017-08-10 | Data transmission method and transmitting apparatus and receiving apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610891431.0A CN106658597B (en) | 2016-10-12 | 2016-10-12 | Data transmission method, sending device and receiving device |
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| CN106658597A true CN106658597A (en) | 2017-05-10 |
| CN106658597B CN106658597B (en) | 2020-03-20 |
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| CN201610891431.0A Active CN106658597B (en) | 2016-10-12 | 2016-10-12 | Data transmission method, sending device and receiving device |
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| WO (1) | WO2018068570A1 (en) |
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| WO2018068570A1 (en) * | 2016-10-12 | 2018-04-19 | 深圳市道通智能航空技术有限公司 | Data transmission method and transmitting apparatus and receiving apparatus |
| CN109862027A (en) * | 2019-03-01 | 2019-06-07 | 中国联合网络通信集团有限公司 | Data transmission method for uplink, data receiver method and equipment, data transmission system |
| CN112085939A (en) * | 2020-09-09 | 2020-12-15 | 广州伽年科技有限公司 | Internet data acquisition information transmission device of being convenient for |
| CN112702081A (en) * | 2020-12-29 | 2021-04-23 | 杭州当贝网络科技有限公司 | Frequency hopping audio transmission method, device, equipment and system based on 2.4G |
| CN117835350A (en) * | 2024-03-01 | 2024-04-05 | 武汉昊一源科技有限公司 | Channel switching method, device, computer program product and storage medium |
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| CN115051735A (en) * | 2022-06-08 | 2022-09-13 | 重庆航天新世纪卫星应用技术有限责任公司 | MIMO technology-based wireless data link terminal and communication method |
| CN117478175B (en) * | 2023-10-25 | 2024-04-30 | 中通服网盈科技有限公司 | Power communication transmission optimization system and operation method |
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Also Published As
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| WO2018068570A1 (en) | 2018-04-19 |
| CN106658597B (en) | 2020-03-20 |
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