CN107846320A - A kind of data transmission method and device - Google Patents
A kind of data transmission method and device Download PDFInfo
- Publication number
- CN107846320A CN107846320A CN201610829951.9A CN201610829951A CN107846320A CN 107846320 A CN107846320 A CN 107846320A CN 201610829951 A CN201610829951 A CN 201610829951A CN 107846320 A CN107846320 A CN 107846320A
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- China
- Prior art keywords
- interference source
- data
- module
- data transfer
- clock generator
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
-
- 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
- H04W28/0231—Traffic management, e.g. flow control or congestion control based on communication conditions
- H04W28/0236—Traffic management, e.g. flow control or congestion control based on communication conditions radio quality, e.g. interference, losses or delay
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a kind of data transmission method and device.This method includes：During data transfer, the interference source of the data transfer is monitored；Within the interference source temporarily period without transmission data, suspend clock generator corresponding to the interference source.By the present invention interference source can be avoided to cause signal interference to this data transfer, improve efficiency of transmission, reduce the bit error rate.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of data transmission method and device.
Background technology
With the increase of terminal function, the lifting of transmission rate, become increasingly severe the problem of interference.
Interference between signal all occurs in data transmission procedure, is usually by setting earth point, adding magnetic at present
The mode of pearl and electric capacity solves the problems, such as interference.But the function of terminal device is on the increase, the circuit layout of terminal device
Area is less and less, although grounding elastic part, conductive fabric and foam are set in terminal device to be carried out in various manners
Ground connection, but still it is difficult to ensure that the ground connection that each module can be good.In the prior art, it is also not possible to have interference on every road
Signal line on all plus magnetic bead and electric capacity, and add magnetic bead and electric capacity to be not necessarily fully solved signal interference problem.
So the means of existing solution signal interference problem are limited, mode is relatively more fixed, and by terminal device profile shadow
Sound is bigger, it is impossible to effectively solves the signal interference problem in data transmission procedure.
The content of the invention
The present invention provides a kind of data transmission method and device, to solve the signal interference in available data transmitting procedure
Problem.
In order to solve the above-mentioned technical problem, the present invention solves by the following technical programs：
The invention provides a kind of data transmission method, including：During data transfer, the data transfer is monitored
Interference source；Within the interference source temporarily period without transmission data, suspend clock corresponding to the interference source and occur
Device.
Wherein, methods described also includes：When the interference source starts to transmit data, when starting corresponding to the interference source
Clock generator.
Wherein, methods described also includes：When the interference source starts to transmit data, suspend the data transfer；Institute
When stating interference source pause transmission data, continue the data transfer.
Wherein, before the interference source of the monitoring data transfer, in addition to：According to clock corresponding to each module
The working frequency of generator, it is determined that the module interfered with each other with performing the module of the data transfer；The monitoring data
The interference source of transmission, including：In the module interfered with each other, the module for transmitting data is searched；Passed described
In the module of transmission of data, the interference source of the data transfer is monitored.
Present invention also offers a kind of data transmission device, including：Monitoring modular, for during data transfer,
Monitor the interference source of the data transfer；Suspend module, for the interference source temporarily without transmit data period in,
Suspend clock generator corresponding to the interference source.
Wherein, described device also includes starting module；The starting module, for starting to transmit data in the interference source
When, start clock generator corresponding to the interference source.
Wherein, the pause module is additionally operable to：When the interference source starts to transmit data, suspend the data transfer；
When the interference source suspends transmission data, continue the data transfer.
Wherein, the monitoring modular is used for：Before the interference source of the monitoring data transfer, according to each module
The working frequency of corresponding clock generator, it is determined that the module interfered with each other with performing the module of the data transfer；Described
When monitoring the interference source of the data transfer, in the module interfered with each other, the module for transmitting data is searched；Institute
State in the module for transmitting data, monitor the interference source of the data transfer.
Present invention also offers a kind of data transmission method, including：In data transmission procedure, the data transfer is monitored
Interference source；Whether data are transmitted according to the interference source, controls clock generator corresponding to the interference source to start or close.
Wherein, it is described that whether data are transmitted according to the interference source, control clock generator corresponding to the interference source to open
Dynamic or closing, including：When it is determined that the interference source transmits data, start clock generator corresponding to the interference source；Or
When it is determined that the interference source does not transmit data, clock generator corresponding to the interference source is closed.
The present invention has the beneficial effect that：
The present invention monitors the interference source of this data transfer during data transfer；Suspend corresponding to the interference source
Clock generator.By this way, signal interference of the interference source to this data transfer can be avoided, improves efficiency of transmission, drop
Low error rate.
Brief description of the drawings
Fig. 1 is the flow chart of data transmission method according to a first embodiment of the present invention；
Fig. 2 is the flow chart of data transmission method according to a second embodiment of the present invention；
Fig. 3 is the step flow chart of WiFi data transmission according to a third embodiment of the present invention；
Fig. 4 is the structure chart of data transmission device according to a fourth embodiment of the present invention；
Fig. 5 is the structure chart of data transmission device according to a fifth embodiment of the present invention.
Embodiment
The main thought of the present invention is, during data transfer, monitors the interference source of this data transfer；Pause
Clock generator corresponding to the interference source.By this way, signal interference of the interference source to this data transfer can be avoided.Enter
One step, in the working clearance of the interference source, suspend clock generator corresponding to the interference source.By this way, effectively reduce
Signal interference of the interference source to this data transfer.
Efficiency of transmission can be improved by the present invention, reduce the bit error rate, lift the reliability of data transfer, to greatest extent
Reduce the adverse effect of interference fringe.
Below in conjunction with accompanying drawing and embodiment, the present invention will be described in further detail.It is it should be appreciated that described herein
Specific embodiment only to explain the present invention, not limit the present invention.
Embodiment one
The embodiment of the present invention provides a kind of data transmission method.Fig. 1 is data transfer according to a first embodiment of the present invention
The flow chart of method.The executive agent of the present embodiment is the AP (Application Processor, application processor) of terminal,
AP can also be referred to as master chip.
Step S110, during data transfer, monitor the interference source of the data transfer.
Step S120, within the interference source temporarily period without transmission data, suspend clock corresponding to the interference source
Generator.
When the interference source starts to transmit data, start clock generator corresponding to the interference source.
In the present embodiment, terminal includes：The equipment such as smart mobile phone, tablet personal computer, smart home.
Include multiple modules in the terminal.Such as：WiFi (Wireless-Fidelity, Wireless Fidelity), camera, wheat
The modules such as gram wind.These modules have corresponding clock generator.Clock generator is used to provide clock signal.Each module pair
The clock generator answered can provide the clock signal of default working frequency.AP can control multiple modules in terminal, and can
To control clock generator corresponding to each module.
During a certain module carries out data transmission, the signal for carrying data that is sent according to the module, judge
This data transfer is with the presence or absence of interference；If there is interference, it is determined that the interference source of the interference；If there is no interference, then
Continue this data transfer.Further, whether can be judged whether according to the signal of carrying data by correct demodulation
In the presence of interference, if can correctly be demodulated, illustrate interference is not present, if can not correctly be demodulated, illustrate in the presence of dry
Disturb.
The type of the interference includes：Co-channel interference, adjacent frequency interference, out-of-band interference and Intermodulation Interference.
The mode of following two monitoring interference sources is provided below, still, following two modes are not used to limit this implementation
Example.
Mode one, in the presence of interference, determine the module to be worked in terminal；In the module to work
In, sequentially suspend clock generator corresponding to each module, and judge to disturb after the clock generator is suspended and whether disappear, such as
Fruit is disappeared, then interference source can be determined for module corresponding to the clock generator of the pause；If do not disappeared, open temporary
The clock generator stopped, and suspend clock generator corresponding to next module.
Mode two, interference source are the interference source to work, that is to say, that while this data transfer, interference source
Also carrying out data transmission.Before interference source is monitored, can according to corresponding to each module clock generator working frequency,
It is determined that the module interfered with each other with performing the module of this data transfer.Interfering between module refers to the letter that module is sent
Interfered between number.When monitoring interference source, in the module interfered with each other with performing the module of this data transfer, search
The module to work；In the module that this is working, the interference source of this data transfer is monitored.Can it worked at this
Module in, sequentially suspend clock generator corresponding to each module, and judge to disturb after the clock generator is suspended whether
Disappear, if disappeared, interference source can be determined for module corresponding to the clock generator of the pause；If do not disappeared,
The clock generator being suspended is opened, and suspends clock generator corresponding to next module.
Signal interference occurs in high speed data transfer, and low frequency signal can interfere with high-frequency signal by frequency multiplication, and
And the transmission of data is all probably intermittent, transmission gap be present, it is possible to using transmission gap, is reduced between signal
Interfere with each other.
In the present embodiment, the working condition of interference source is detected, according to the working condition of interference source, pause or startup interference
Clock generator corresponding to source.
The working condition of interference source includes：Break-off and work.
In the present embodiment, the data transfer of interference source is intermittent that interference source can not during data are transmitted
When suspend data transfer or timing pause data transfer.Working condition during interference source pause data transfer is break-off.
Working condition when interference source transmits data is to work.Clock generator can be temporary when interference source suspends data transfer
Stop.
Specifically, the present embodiment can include following two embodiments：
Mode one, in the case where not suspending this data transfer, when interference source is started working, start the interference source pair
The clock generator answered；In interference source break-off, suspend clock generator corresponding to the interference source.That is, in number
According in transmitting procedure, when the working condition of interference source is break-off, clock generator corresponding to pause interference source, work as interference source
Active state for just at work, start clock generator corresponding to interference source.So, can be in interference source workplace
The influence of signal interference is reduced in gap, maximizes the speed of data transfer, reduces the bit error rate.
Mode two, in the case where this data transfer can be suspended, when interference source is started working, suspend this data biography
It is defeated；In interference source break-off, continue this data transfer.Further, the number of the data transfer of interference source and certain module
Interfered according to transmission, then can suspend the data transfer of the module when interference source is started working and start the interference source
Corresponding clock generator；In interference source break-off, continue the data transfer of the module and suspend corresponding to the interference source
Clock generator.So, the transmission gap of interference source can be utilized, the data interfered with each other are staggered transmission, realize data
Time sharing transmissions, avoid interfering with each other between signal.
So in the present embodiment, within the period that interference source does not transmit data, i.e., in transmission gap, pause should
Clock generator corresponding to interference source, avoids signal interference.Further, if this data transfer is important, and disturb
The data transfer in source is relatively inessential, and interference of the interference source to this data transfer is stronger, then can suspend interference source
Data transfer, suspend clock generator corresponding to the interference source.In this manner it is possible to interference source is avoided to this data transfer
Influence, improve efficiency of transmission, reduce the bit error rate, lift the reliability of data transfer.
Embodiment two
Fig. 2 is the flow chart of data transmission method according to a second embodiment of the present invention.
In the present embodiment, in data transmission procedure, the interference source of the data transfer is monitored；According to the interference source
Whether data are transmitted, control clock generator corresponding to the interference source to start or close.
Step S310, in data transmission procedure, monitor the interference source of this data transfer.
Previously according to the working frequency of clock generator corresponding to each module, it is determined that the mould with performing this data transfer
The module that block interferes with each other；When monitoring the interference source of the data transfer, in the module that this is interfered with each other, lookup passes
The module of transmission of data；In the module of data is transmitted, the interference source of this data transfer is monitored.
Step S320, determines whether the interference source transmits data.If so, then perform step S330；If it is not, then perform
Step S340.
Interference source needs the clock signal transmission data provided according to clock generator, so transmitting data in interference source
When, it is necessary to open clock generator corresponding to interference source, when interference source does not transmit data, close clock hair corresponding to interference source
Raw device.
Step S330, when it is determined that the interference source transmits data, start clock generator corresponding to the interference source.
Step S340, when it is determined that the interference source does not transmit data, close clock generator corresponding to the interference source.
Interference of the interference source to this data transfer can farthest be reduced by the present embodiment, improve transmission effect
Rate, the bit error rate is reduced, lift the reliability of data transfer.
Further, when it is determined that the interference source transmits data, this data transfer is suspended；It is determined that the interference source does not have
When transmitting data, continue this data transfer, and then Cross transfer can be realized, eliminate interference source and this data transfer is done
Disturb.
Embodiment three
Below exemplified by the signal interference between the WiFi module and camera of terminal, the present invention is carried out further
Description.The executive agent of the present embodiment is the AP of terminal.
If Fig. 3 is the step flow chart that WiFi data according to a third embodiment of the present invention is transmitted.
Step S310, data are transmitted using WiFi module.
The working frequency of the clock generator of WiFi module is 2400MHz~2500MHz.
The working frequency of the clock generator of camera is 24MHz.The working frequency of the clock generator of camera is passed through
Many times frequency multiplication falls in 2400MHz~2500MHz sections.
When using WiFi module transmission data, if camera also transmits data, the clock generator of camera will
The data transfer of WiFi module can be disturbed.
Step S320, during WiFi module transmits data, monitor whether interference be present；If so, then perform step
S330；If it is not, then perform step S310.
During WiFi module transmits data, the waveform of the signal sent according to WiFi module judges whether
Interference signal.The signaling bearer that WiFi module is sent has the data that WiFi module transmits.If it can not be demodulated from the signal
Data, then illustrate interference signal be present.
Further, when transmitting data using the preset channel of WiFi module, whether deposited in Monitoring Data transmitting procedure
Disturbing.Specifically, WiFi module has 13 channels, the signal that several channels are only had in this 13 channels can be by terminal
Other modules interference.It is known due to having the module of clock generator in terminal, it may be predetermined which module work
The signal of WiFi module can be disturbed when making, and the signal of which channel of WiFi module can be disturbed, easy using these
During disturbed channel transmission data, signal interference monitoring is carried out.
Step S330, determine the data transfer that camera is pause WiFi module after interference source.
In the present embodiment, and the only camera that works simultaneously of WiFi module, the signal that camera is sent can disturb
The signal sent to WiFi module, therefore camera is defined as interference source.
Step S340, in the gap of camera work, suspend clock generator corresponding to camera, and control WiFi module
In the gap transmission data of camera work.
When camera works, data are transmitted between AP and camera, still, the data transfer of camera is not always
Transmission, but intermittent transmission.In the gap of thecamera head data, clock generator can be temporary transient corresponding to camera
Pause.
Camera can all notify AP, therefore AP can be true when starting to transmit data to AP and terminate to transmit data to AP
Whether camera is determined in the gap of transmission data.
AP suspends clock generator corresponding to camera, while control WiFi module to exist when camera does not transmit data
This gap carries out data transmission, and time-division control is carried out to data transfer, what the data for avoiding WiFi module from transmitting can not be demodulated
Problem.
The present embodiment can effectively be reduced the bit error rate of data transfer, be improved by the utilization to thecamera head gap
The reliability of data transfer, reduce the adverse effect of interference fringe.The present embodiment can pass through software, hardware or soft or hard combination
Mode realize that universality is high and is easily achieved.
Example IV
The data transmission method provided for embodiment one, the present embodiment provide a kind of data transmission device.Fig. 4 is basis
The structure chart of the data transmission device of fourth embodiment of the invention.The device can be arranged in the AP of terminal.
First monitoring modular 410, for during data transfer, monitoring the interference source of the data transfer.
Suspend module 420, within the interference source temporarily period without transmission data, suspending the interference source
Corresponding clock generator.
In one embodiment, described device also includes starting module (not shown)；The starting module, for
When the interference source starts to transmit data, start clock generator corresponding to the interference source.
In another embodiment, module 420 is suspended, within the working clearance of the interference source, suspending the interference
Clock generator corresponding to source.
In another embodiment, pause module 420 is additionally operable to：When the interference source is started working, suspend the data
Transmission；In the interference source break-off, continue the data transfer.
In another embodiment, the first monitoring modular 410 is used for：The monitoring data transfer interference source it
Before, according to the working frequency of clock generator corresponding to each module, it is determined that the module with performing the data transfer is mutually concerned with
The module disturbed；In the interference source of the monitoring data transfer, in the module interfered with each other, lookup works
Module；In the module to work, the interference source of the data transfer is monitored.
The function of device described in the present embodiment is described in the embodiment of the method shown in Fig. 1 and Fig. 3, therefore
Not detailed part, may refer to the related description in previous embodiment, will not be described here in the description of the present embodiment.
Embodiment five
The data transmission method provided for embodiment two, the present embodiment provide a kind of data transmission device.Fig. 5 is basis
The structure chart of the data transmission device of fifth embodiment of the invention.
The device includes：
Second monitoring modular 510, in data transmission procedure, monitoring the interference source of the data transfer.
Control module 520, for whether transmitting data according to the interference source, clock corresponding to the interference source is controlled to send out
Raw device starts or closed.
In one embodiment, control module 520, for determining the interference source transmission number in the second monitoring modular 510
According to when, start clock generator corresponding to the interference source；Or determine that the interference source does not have in the second monitoring modular 510
When transmitting data, clock generator corresponding to the interference source is closed.
In another embodiment, control module 520, for determining interference source transmission data in the second monitoring modular 510
When, suspend the data transfer；When the second monitoring modular 510 determines that the interference source does not transmit data, continue the data
Transmission.
In another embodiment, the second monitoring modular 510, for previously according to clock generator corresponding to each module
Working frequency, it is determined that the module interfered with each other with performing the module of this data transfer；Monitoring the interference of the data transfer
During source, in the module that this is interfered with each other, the module for transmitting data is searched；In the module of data is transmitted, monitoring
The interference source of this data transfer.
The function of device described in the present embodiment is described in the embodiment of the method shown in Fig. 2 and Fig. 3, therefore
Not detailed part, may refer to the related description in previous embodiment, will not be described here in the description of the present embodiment.
Although being example purpose, the preferred embodiments of the present invention are had been disclosed for, those skilled in the art will recognize
Various improvement, increase and substitution are also possible, and therefore, the scope of the present invention should be not limited to above-described embodiment.
Claims (10)
- A kind of 1. data transmission method, it is characterised in that including：During data transfer, the interference source of the data transfer is monitored；Within the period that the interference source does not transmit data, suspend clock generator corresponding to the interference source.
- 2. the method as described in claim 1, it is characterised in that methods described also includes：During the interference source transmits data, start clock generator corresponding to the interference source.
- 3. the method as described in claim 1, it is characterised in that methods described also includes：When the interference source starts to transmit data, suspend the data transfer；When the interference source suspends transmission data, continue the data transfer.
- 4. such as the method any one of claim 1-3, it is characterised in thatBefore the interference source of the monitoring data transfer, in addition to：According to the working frequency of clock generator corresponding to each module, it is determined that the module with performing the data transfer is mutually concerned with The module disturbed；The interference source of the monitoring data transfer, including：In the module interfered with each other, the module for transmitting data is searched；The module of data is transmitted described, monitors the interference source of the data transfer.
- A kind of 5. data transmission device, it is characterised in that including：First monitoring modular, for during data transfer, monitoring the interference source of the data transfer；Suspend module, for do not transmit data in the interference source period in, suspend clock corresponding to the interference source Generator.
- 6. device as claimed in claim 5, it is characterised in that described device also includes starting module；The starting module, during transmitting data in the interference source, start clock corresponding to the interference source and send out Raw device.
- 7. device as claimed in claim 5, it is characterised in that the pause module is additionally operable to：When the interference source starts to transmit data, suspend the data transfer；When the interference source suspends transmission data, continue the data transfer.
- 8. such as the device any one of claim 5-7, it is characterised in that the monitoring modular is used for：Before the interference source of the monitoring data transfer, according to the work of clock generator corresponding to each module frequency Rate, it is determined that the module interfered with each other with performing the module of the data transfer；In the interference source of the monitoring data transfer, in the module interfered with each other, data are transmitted in lookup Module；The module of data is transmitted described, monitors the interference source of the data transfer.
- A kind of 9. data transmission method, it is characterised in that including：In data transmission procedure, the interference source of the data transfer is monitored；Whether data are transmitted according to the interference source, controls clock generator corresponding to the interference source to start or close.
- 10. method as claimed in claim 9, it is characterised in that it is described that whether data are transmitted according to the interference source, control institute Clock generator corresponding to interference source is stated to start or close, including：When it is determined that the interference source transmits data, start clock generator corresponding to the interference source；OrWhen it is determined that the interference source does not transmit data, clock generator corresponding to the interference source is closed.
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| CN201610829951.9A CN107846320B (en) | 2016-09-18 | 2016-09-18 | Data transmission method and device |
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| CN201610829951.9A CN107846320B (en) | 2016-09-18 | 2016-09-18 | Data transmission method and device |
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