CN103391260B - Reduce the method and wireless terminal of air interference - Google Patents
Reduce the method and wireless terminal of air interference Download PDFInfo
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- CN103391260B CN103391260B CN201310263147.5A CN201310263147A CN103391260B CN 103391260 B CN103391260 B CN 103391260B CN 201310263147 A CN201310263147 A CN 201310263147A CN 103391260 B CN103391260 B CN 103391260B
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Abstract
The present embodiments relate to a kind of method and wireless terminal for reducing air interference, this method includes：The baseband system of wireless terminal obtains the execution state of the first wireless system of wireless terminal and the execution state of the second wireless system of wireless terminal, when the first wireless system is in emission state, second wireless system is in reception state, and during the first default more than the second wireless system interference threshold of interference of the wireless system to the second wireless system, baseband system sends the first instruction to the tuning circuit system of wireless terminal, and first instructs for indicating that the first working frequency points of the first wireless system are adjusted to the second working frequency points by tuning circuit system；Interference when first wireless system is operated in the second working frequency points to the second wireless system, interference when being operated in the first working frequency points less than the first wireless system to the second wireless system.Therefore, present invention reduces interfere with each other degree between the first wireless system and the second wireless system.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of method and wireless terminal for reducing air interference.
Background technology
As consumer electronics product is increasingly abundanter, increasing wireless module is integrated on an electronic product.
At present, some mobile multimedia products, such as, mobile phone, palm PC PAD, Multifunctional player etc., all it is integrated with a variety of communications
Standard.Wherein, a variety of communication standards include：Global positioning system (Global Positioning System, GPS), the whole world are moved
Dynamic communication system (Global System of Mobile communication, GSM), near field communication (NFC) (Near
Field Communication, NFC) etc., it is therefore, inevitable when a variety of communication standards, which are integrated in, to be applied on a mobile terminal
Cause to be interfered between each wireless system corresponding with communication standard, so as to arise how mutual coexistence problems.
Such as GSM and CDMA (Code Division Multiple Access, CDMA), the combination application such as GSM and GPS, all
It can cause to interfere between each antenna system, reduce further the receptivity of each module in the system, and occur
The problems such as communication is not smooth, and video calling is stagnated or Internet video picture is stagnated, so as to constrain the development of mobile terminal product,
Also reduce user experience.
At present, in order to reduce interfering between each wireless system, typically using following methods：(1) increase is passed through
Distance between the antenna of each wireless system, while adjust the radiation directivity of each antenna as far as possible, reduce each wireless system it
Between interference.(2) processing is evaded by software, if two wireless systems of A, B work simultaneously, as long as A systems are in transmitting
State, then the receiver of B system is closed, now B system no reception signal is demodulated into its receiver, avoids A systems
The interference that transmitting band is come.
But the shortcomings that above method (1), is：Because electronic product can not possibly be made big in itself, and antenna direction
Property is not easy to significantly be changed in the case of same reference ground, when there are multiple wireless systems, more difficult guarantor
Mutual greatest irradiation angle can be avoided very well between the antenna of each wireless system by demonstrate,proving, so the day of each wireless system
The change that isolation between line passes through space length is very limited amount of；The shortcomings that above method (2) is：When A systems are in
During emission state, when B system can not carry out receiving demodulation, necessarily cause the reception loss of data of B system, to the error code of B system
Rate, packet loss etc. impact, and reduce the receptivity of B system, have influence on Consumer's Experience or even fall net.
The content of the invention
The invention provides a kind of method and wireless terminal for reducing air interference, while the bit error rate is reduced, reduces
Interference between wireless system.
In a first aspect, the invention provides a kind of method for reducing air interference, methods described includes：Wireless terminal
The execution state of first wireless system of the baseband system acquisition wireless terminal and the second of the wireless terminal is without linear system
The execution state of system, the execution state include reception state and emission state；When first wireless system is in the hair
State is penetrated, second wireless system is in the reception state, and first wireless system is done to the second wireless system
When disturbing interference threshold default more than second wireless system, tuning circuit of the baseband system to the wireless terminal
System sends the first instruction, and described first instructs for indicating the tuning circuit system by the first of first wireless system
Working frequency points are adjusted to the second working frequency points；To the second wireless system when first wireless system is operated in the second working frequency points
Interference, interference when being operated in the first working frequency points less than first wireless system to the second wireless system.
In the first implementation, the execution state also includes closed mode；The baseband system is to described wireless
After the tuning circuit system of terminal sends the first instruction, in addition to：Periodically obtain first wireless system and described second
The execution state of wireless system；When first wireless system is in the emission state and second wireless system is in institute
When stating closed mode, the second instruction is sent to the tuning circuit system, described second instructs for indicating the tuning circuit
Second working frequency points of first wireless system are adjusted to first working frequency points by system.
With reference to first aspect or the first implementation of combination first aspect, in second of implementation, the nothing
The baseband system of line terminal obtains the first wireless system of the wireless terminal, the second wireless system of the wireless terminal is held
After row state, in addition to：When first wireless system is in the reception state, the second wireless system is in the transmitting
State, and interference of second wireless system to first wireless system is default more than first wireless system dry
When disturbing threshold value, the 3rd instruction is sent to the tuning circuit system, the described 3rd instructs for indicating the tuning circuit system
3rd working frequency points of second wireless system are adjusted to the 4th working frequency points, second wireless system is operated in the 4th
To the interference of the first wireless system during working frequency points, to first when being operated in three working frequency points less than second wireless system
The interference of wireless system.
In second aspect, the invention provides a kind of wireless terminal, the wireless terminal includes：First wireless system, use
In reception and send data；With the second wireless system, for receiving and sending data；Baseband system, for obtaining described first
The execution state of the execution state of wireless system and second wireless system, the execution state include reception state and
Emission state；The emission state is in first wireless system, second wireless system is in the reception state,
And interference of first wireless system to the second wireless system be when exceeding the default interference threshold of second wireless system,
Send the first instruction；Tuning circuit system, described first for being sent according to the baseband system instructs first nothing
First working frequency points of linear system system are adjusted to the second working frequency points；When first wireless system is operated in the second working frequency points pair
The interference of second wireless system, the second wireless system is done when being operated in the first working frequency points less than first wireless system
Disturb.
In the first implementation, the execution state also includes closed mode, and the baseband system is additionally operable to periodically
Obtain the execution state of first wireless system and second wireless system；When first wireless system is in the hair
Penetrate state and when second wireless system is in the closed mode, the second instruction, institute are sent to the tuning circuit system
State the second instruction be used to indicating that the second working frequency points of first wireless system are adjusted to by the tuning circuit system it is described
First working frequency points；The tuning circuit system is additionally operable to instruct the second work of first wireless system according to described second
First working frequency points are adjusted to as frequency.
With reference to second aspect or the first implementation of combination second aspect, in second of implementation, the base
Band system is additionally operable to when first wireless system is in the reception state, and the second wireless system is in the emission state,
And interference of second wireless system to first wireless system exceedes the default interference threshold of the first wireless system
During value, the 3rd instruction is sent to the tuning circuit system, the described 3rd instructs for indicating the tuning circuit system by institute
The 3rd working frequency points for stating the second wireless system are adjusted to the 4th working frequency points, and the tuning circuit system is additionally operable to according to
3rd working frequency points of second wireless system are adjusted to the 4th working frequency points, the second wireless system work by the second instruction
Make the interference in four working frequency points to the first wireless system, the 3rd working frequency points are operated in less than second wireless system
When interference to the first wireless system.
By the method and wireless terminal of application reduction air interference disclosed by the invention, the baseband system of wireless terminal obtains
The execution state of the first wireless system of wireless terminal and the execution state of the second wireless system of wireless terminal are taken, when
One wireless system is in emission state, and the second wireless system is in reception state, and the first wireless system is to the second wireless system
Interference default more than the second wireless system interference threshold when, baseband system is sent to the tuning circuit system of wireless terminal
First instruction, first instructs for indicating that the first working frequency points of the first wireless system are adjusted to the second work by tuning circuit system
Make frequency；Interference when first wireless system is operated in the second working frequency points to the second wireless system, less than the first wireless system
Interference when being operated in the first working frequency points to the second wireless system, so as to while the bit error rate is reduced, reduce wireless system
Between interference.
Brief description of the drawings
Fig. 1 is the flow chart of the method for the reduction air interference that the embodiment of the present invention one provides；
Fig. 2 is the flow chart of the method for the reduction air interference that the embodiment of the present invention two provides；
Fig. 3 is the schematic diagram for the baseband system that the embodiment of the present invention three provides；
Fig. 4 is the schematic diagram for the tuning circuit system that the embodiment of the present invention four provides；
Fig. 5 is the schematic diagram for the baseband system that the embodiment of the present invention five provides；
Fig. 6 is the schematic diagram for the tuning circuit system that the embodiment of the present invention six provides；
Fig. 7 is the schematic diagram for the wireless terminal that the embodiment of the present invention seven provides.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
The invention discloses a kind of method and wireless terminal for reducing air interference, by the first nothing for obtaining wireless terminal
The execution state of the execution state of linear system system and the second wireless system of wireless terminal, when the first wireless system is in transmitting
State, the second wireless system is in reception state, and interference of first wireless system to the second wireless system is wireless more than second
During the default interference threshold of system, baseband system sends the first instruction, the first instruction to the tuning circuit system of wireless terminal
For indicating that the first working frequency points of the first wireless system are adjusted to the second working frequency points by tuning circuit system；First without linear system
Interference when system is operated in the second working frequency points to the second wireless system, the first working frequency points are operated in less than the first wireless system
When interference to the second wireless system, it is achieved thereby that while the bit error rate is reduced, reduce the interference between wireless system.
Fig. 1 is the flow chart of the method for the reduction air interference that the embodiment of the present invention one provides.As illustrated, the present invention is real
Apply example and specifically include following steps：
Step 110, the baseband system of wireless terminal obtain the first wireless system of the wireless terminal execution state, with
And the execution state of the second wireless system of the wireless terminal, the execution state include reception state and emission state.Separately
Outside, the execution state also includes closed mode.Wherein, baseband system, the first wireless system and the second wireless system are positioned at same
On one wireless terminal, the wireless terminal also includes tuning circuit.Baseband system controls the first wireless system and the second nothing respectively
The execution state of linear system system.Tuning circuit is responsible for adjusting the harmony frequency of the first wireless system or the second wireless system.
Further, in the step 110, the baseband system of wireless terminal passes through the baseband system and described first wireless
The first reponse system between system obtains the execution state of first wireless system, and passes through the baseband system and described
The second reponse system between second wireless system obtains the execution state of second wireless system.
Step 120, when first wireless system is in the emission state, second wireless system is in described and connect
Receipts state, and interference of first wireless system to the second wireless system exceedes the default interference of the second wireless system
During threshold value, the baseband system of the wireless terminal sends the first instruction to the tuning circuit system of the wireless terminal；Described first
Instruct for indicating that the first working frequency points of first wireless system are adjusted to the second work frequency by the tuning circuit system
Point；Interference when first wireless system is operated in the second working frequency points to the second wireless system, it is wireless less than described first
Interference when system is operated in the first working frequency points to the second wireless system.Wherein, represent that the second wireless system is default dry
The physical index for disturbing threshold size is dB, such as, the receptivity of the second antenna system is -105dB, when by first antenna system
The interference of system is 5dB, then the receiving sensitivity of the second antenna system has dropped down to -100dB, if the second antenna system is most
The receiving sensitivity of low requirement is that -100dB the information strengths that i.e. the second antenna system reception arrives cannot be just when being less than -100dB
The information of user is really demodulated, so default interference threshold can be set to 5dB by the second antenna system.
Specifically, can be wireless to first after baseband system controls the work simultaneously of the first wireless system and the second wireless system
System and the execution state of the second wireless system are detected, it is therefore an objective to are detected between the first wireless system and the second wireless system
Whether interfere with each other, still, each wireless system has the i.e. default interference threshold of the interference threshold that normally can bear of oneself
Value, only more than the interference threshold when, illustrate interference between the first wireless system and the second wireless system more than described in system
The interference threshold born, it is necessary to handled accordingly the first wireless system and the second wireless system.Such as when first wireless
System is in emission state and the second wireless system is in reception state, and first wireless system is to the second wireless system
When disturbing interference threshold default more than second wireless system, illustrate that the first wireless system is done to the second wireless system
Disturb and exceeded the interference threshold that the second wireless system can bear, will have a strong impact on the receptivity of the second wireless system, therefore base
Band system sends the first instruction to tuning circuit system, and this first is instructed for indicating the tuning circuit system by described first
First working frequency points of wireless system are adjusted to the second working frequency points, wherein, first wireless system is operated in the second work
It is wireless to second when being operated in the first working frequency points less than first wireless system to the interference of the second wireless system during frequency
The interference of system, so as to the method for the working frequency points by changing the first wireless system, reduction is realized to the second wireless system
Interference purpose.
Further, after step 120, in addition to：Baseband system is periodically obtained on the wireless terminal first wireless
The execution state of system and the second wireless system, and when first wireless system is in the emission state and second nothing
When linear system system is in the closed mode, the second instruction is sent to the tuning circuit system；Described second instructs for indicating
Second working frequency points of first wireless system are adjusted to first working frequency points by the tuning circuit system.
Specifically, baseband system can detect the execution state of the first wireless system and the second wireless system periodically or always,
When the first wireless system is in emission state and the second wireless system is closed, illustrate the first wireless system and second
Wireless system no longer works simultaneously, then can now recover the original working frequency points of the first wireless system, therefore baseband system is to institute
The second instruction of tuning circuit system transmission is stated, described second instructs for indicating that the tuning circuit system recovers described first
The working frequency points of wireless system, the tuning circuit system are instructed the second work of first wireless system according to described second
First working frequency points are adjusted to as frequency, that is, have recovered the original working frequency points of the first wireless system.
Further, the method provided in an embodiment of the present invention for reducing air interference also includes：When described first without linear system
System is in reception state, and the second wireless system is in emission state, and second wireless system is to first wireless system
Interference when exceeding the default interference threshold of first wireless system, send working frequency points the to the tuning circuit system
Three instructions, the described 3rd instructs for indicating that the tuning circuit system adjusts the 3rd working frequency points of second wireless system
Save as the 4th working frequency points, interference when second wireless system is operated in four working frequency points to the first wireless system is small
Interference when second wireless system is operated in three working frequency points to the first wireless system.It is first wireless in this method
System is in reception state and the second wireless system is in emission state, and first wireless system is in emitting shape in step 120
State and second wireless system are in reception state, and this is both maximum differences, but the method realized is identical, herein
Repeat no more.
Further, baseband system can obtain the execution shape of the first wireless system and the second wireless system periodically or always
State, when first wireless system is closed, and second wireless system is in emission state, illustrate that first is wireless
System and the second wireless system no longer work simultaneously, then can now recover the original working frequency points of the second wireless system, therefore to
The tuning circuit system sends the 4th instruction, and the described 4th instructs for indicating the tuning circuit system by second nothing
4th working frequency points of linear system system are adjusted to the 3rd working frequency points.
The first wireless system and the second wireless system are pertained only in the above method, i.e. wireless terminal only includes two without linear system
System, such as, GSM and GPS, while two wireless systems share a tuning circuit system, pass through same tuning circuit system
The working frequency points of system the first wireless system of regulation or the second wireless system, so as to reduce the first wireless system and the second wireless system
Between interference.Wherein, two wireless systems can also not have to share a tuning circuit system, but each wireless system is matched somebody with somebody
A tuning circuit system is put, by the working frequency points of the tuning circuit system fading margin system of itself configuration, so as to can also realize
Reduce the purpose of the interference between the first wireless system and the second wireless system.
In addition, the wireless terminal is not restricted to include two wireless systems, it is simply typical in actual use at present
It is to include two wireless systems, for including multiple wireless systems, the present invention can similarly realize, tuning circuit system can be allowed
System controls multiple wireless systems, or increase tuning circuit system quantity to meet the needs for controlling multiple wireless systems, always
It, howsoever realizes, the method for its implementation reduction air interference all such as provided in an embodiment of the present invention, herein no longer
Repeat.
Therefore, the method provided in an embodiment of the present invention for reducing air interference, it is wireless by obtain wireless terminal first
System, wireless terminal the second wireless system execution state, the execution state include reception state, emission state and close shape
State, and when the first wireless system is in emission state and the second wireless system is in reception state, and the first wireless system is to the
During default more than the second wireless system interference threshold of the interference of two wireless systems, sent out to the tuning circuit system of wireless terminal
The first instruction is sent, so that the first working frequency points of the first wireless system are adjusted to the by the tuning circuit system according to the first instruction
Two working frequency points, wherein, interference when the first wireless system is operated in the second working frequency points to the second wireless system, less than first
Interference when wireless system is operated in the first working frequency points to the second wireless system, it is achieved thereby that reducing the same of the bit error rate
When, reduce the interference between wireless system.
Fig. 2 is the flow chart of the method for the reduction air interference that the embodiment of the present invention two provides.As illustrated, the present invention is real
Example is applied to specifically include：
Step 210, the tuning circuit system of wireless terminal receives the first finger that the baseband system of the wireless terminal is sent
Order.
Step 220, tuning circuit system is instructed the first working frequency points of first wireless system according to described first
It is adjusted to the second working frequency points, interference when first wireless system is operated in the second working frequency points to the second wireless system,
Interference when being operated in the first working frequency points less than first wireless system to the second wireless system, so as to by reducing by first
The method of the transmission power of wireless system, the working frequency points of the first wireless system of change, realizes reduction to the second wireless system
Interference purpose.
Baseband system, the first wireless system, the second wireless system and tuning circuit in above-mentioned steps 210 and step 220
On same wireless terminal.Baseband system controls the execution state of the first wireless system and the second wireless system respectively, adjusts
Humorous circuit is responsible for adjusting the harmony frequency of the first wireless system or the second wireless system.
The first instruction is received except step 210 and step 220 are related to tuning circuit system and according to the first instruction progress
Corresponding processing, in addition to following several processing procedures：
(1) tuning circuit system receives the second instruction that the baseband system is sent, and is instructed according to described second by institute
The second working frequency points for stating the first wireless system are adjusted to first working frequency points.This kind of situation is to occur to examine in baseband system
Measure that the first wireless system is in emission state and the second wireless system is closed i.e. the first wireless system and the second nothing
Linear system system no longer works simultaneously, and now baseband system needs to recover the original working frequency points of the first wireless system.
(2) tuning circuit system receives the 3rd instruction that the baseband system is sent, and according to the described 3rd instruction, and will
3rd working frequency points of second wireless system are adjusted to the 4th working frequency points, and second wireless system is operated in the 4th work
Interference when making frequency to the first wireless system, to the first nothing when being operated in three working frequency points less than second wireless system
The interference of linear system system.This kind of situation is to occur to detect that the first wireless system is in reception state and second wireless in baseband system
System is in emission state and is the first wireless system and the second wireless system while works, and first wireless system and second
When interference value between wireless system exceedes first wireless system default interference threshold, now baseband system needs to change
Become the working frequency points of the second wireless system.
(3) tuning circuit system receives the 4th instruction that the baseband system is sent, and is instructed according to the described 4th by institute
The 4th working frequency points for stating the second wireless system are adjusted to the 3rd working frequency points.This kind of situation is to occur to examine in baseband system
The first wireless system is measured to be closed being in emission state i.e. the first wireless system and the second nothing with the second wireless system
Linear system system no longer works simultaneously, and now baseband system needs to recover the original working frequency points of the second wireless system.
The first wireless system and the second wireless system are pertained only in the above method, i.e. wireless terminal only includes two without linear system
System, such as, GSM and GPS, while two wireless systems share a tuning circuit system, pass through same tuning circuit system
The working frequency points of system the first wireless system of regulation or the second wireless system, so as to reduce the first wireless system and the second wireless system
Between interference.Wherein, two wireless systems can also not have to share a tuning circuit system, but each wireless system is matched somebody with somebody
A tuning circuit system is put, by the working frequency points of the tuning circuit system fading margin system of itself configuration, so as to can also realize
Reduce the purpose of the interference between the first wireless system and the second wireless system.
In addition, the wireless terminal is not restricted to include two wireless systems, it is simply typical in actual use at present
It is to include two wireless systems, for including multiple wireless systems, the present invention can similarly realize, tuning circuit system can be allowed
System controls multiple wireless systems, or increase tuning circuit system quantity to meet the needs for controlling multiple wireless systems, always
It, howsoever realizes, the method for its implementation reduction air interference all such as provided in an embodiment of the present invention, herein no longer
Repeat.
Therefore, the method provided in an embodiment of the present invention for reducing air interference, by the baseband system for receiving wireless terminal
The first instruction sent, and the first working frequency points of the first wireless system are adjusted to by the second working frequency points according to the first instruction,
Wherein, interference when the first wireless system is operated in the second working frequency points to the second wireless system, less than described first without linear system
Interference when system is operated in the first working frequency points to the second wireless system, it is achieved thereby that while the bit error rate is reduced, reduce
Interference between wireless system.
Fig. 3 is the schematic diagram for the baseband system that the embodiment of the present invention three provides.The baseband system is used to perform the present invention in fact
The method that the reduction air interference of the offer of example one is provided.As illustrated, the embodiment of the present invention specifically includes：Acquiring unit 31 and first
Processing unit 32.
The baseband system that acquiring unit 31 is used for wireless terminal obtains the first wireless system of the wireless terminal, the nothing
The execution state of second wireless system of line terminal, the execution state include reception state, emission state and closed mode, with
And by the execution state transfer of first wireless system and the second wireless system to first processing units 32；First processing units
The 32 execution state for receiving first wireless system and second wireless system from the acquiring unit 31, when described
The execution state of first wireless system is in the emission state and the execution state of second wireless system connects in described
Receipts state, and the interference value between first wireless system and the second wireless system is preset more than second wireless system
Interference threshold when, send the first instruction to the tuning circuit system of the wireless terminal, described first instructs for indicating institute
State tuning circuit system and the first working frequency points of first wireless system are adjusted to the second working frequency points；Described first is wireless
Interference when system is operated in the second working frequency points to the second wireless system, the first work is operated in less than first wireless system
Interference when making frequency to the second wireless system.
Further, also include after the first processing units 32 of baseband system provided in an embodiment of the present invention：At second
Manage unit 33.
Second processing unit 33 is used for the execution shape for periodically obtaining first wireless system and second wireless system
State, and when first wireless system is in the emission state and second wireless system is in the closed mode,
The second instruction is sent to the tuning circuit system, described second instructs for indicating the tuning circuit system according to described the
Second working frequency points of first wireless system are adjusted to first working frequency points by two instructions.
Further, baseband system provided in an embodiment of the present invention also includes：3rd processing unit 34.
3rd processing unit 34 is used for when first wireless system is at the reception state and the second wireless system
In the emission state, and the interference value between first wireless system and the second wireless system exceedes described first without linear system
Unite default interference threshold when, sent to the tuning circuit system and take the 3rd instruction, the described 3rd instructs for indicating institute
State tuning circuit system and the 3rd working frequency points of second wireless system are adjusted to the 4th working frequency points, described second is wireless
Interference when system is operated in four working frequency points to the first wireless system, the 3rd work is operated in less than second wireless system
Interference when making frequency to the first wireless system.
Further, also include after the 3rd processing unit 34 of baseband system provided in an embodiment of the present invention：Everywhere
Manage unit 35.
Fourth processing unit 35 is used for the execution shape for periodically obtaining first wireless system and second wireless system
State；When first wireless system is in the closed mode and second wireless system is in the emission state, to
The tuning circuit system sends the 4th instruction, and the described 4th instructs for indicating the tuning circuit system by second nothing
4th working frequency points of linear system system are adjusted to the 3rd working frequency points.
Therefore, baseband system provided in an embodiment of the present invention, the first wireless system for obtaining wireless terminal, wireless end are passed through
The execution state of second wireless system at end, the execution state include reception state, emission state and closed mode, and when first
Wireless system is in emission state and the second wireless system is in reception state, and the first wireless system and the second wireless system it
Between interference value default more than the second wireless system interference threshold when, send first to the tuning circuit system of wireless terminal
Instruction, so that be adjusted to the first working frequency points of the first wireless system according to the first instruction can be to for the tuning circuit system
Two wireless systems reduce the second working frequency points of interference, so as to while the bit error rate is reduced, reduce between wireless system
Interference.
Fig. 4 is the schematic diagram for the tuning circuit system that the embodiment of the present invention four provides.The tuning circuit system is used to perform
The method for the reduction air interference that the embodiment of the present invention two provides.As illustrated, the embodiment of the present invention specifically includes：Receiving unit
41 and processing unit 42.
Receiving unit 41 is used to receive the first instruction that the baseband system of the wireless terminal is sent, and by described first
Instruction is transferred to processing unit 42；Processing unit 42 is used to receive first instruction from the receiving unit 41, according to described
First working frequency points of first wireless system are adjusted to the second working frequency points by the first instruction.The first wireless system work
Make the interference in the second working frequency points to the second wireless system, the first working frequency points are operated in less than first wireless system
When interference to the second wireless system.
Further, the receiving unit 41 in tuning circuit system provided in an embodiment of the present invention is additionally operable to receive the base
The second instruction sent with system, and the described second instruction is transferred to processing unit 42；Processing unit 42 is used for according to institute
State the second instruction and the second working frequency points of first wireless system are adjusted to first working frequency points.
Further, the receiving unit 41 in tuning circuit system provided in an embodiment of the present invention is additionally operable to receive the base
The 3rd instruction sent with system, and the described 3rd instruction is transferred to processing unit 42；Processing unit 42 is used for according to institute
State the 3rd instruction and the 3rd working frequency points of second wireless system are adjusted to the 4th working frequency points, second wireless system
Interference when being operated in four working frequency points to the first wireless system, the 3rd work frequency is operated in less than second wireless system
Interference during point to the first wireless system.
Further, the receiving unit 41 in tuning circuit system provided in an embodiment of the present invention is additionally operable to receive the base
The 4th instruction sent with system, and the described 4th instruction is transferred to processing unit 42；Processing unit 42 is used for according to institute
State the 4th instruction and the 4th working frequency points of second wireless system are adjusted to the 3rd working frequency points.
Therefore, tuning circuit system provided in an embodiment of the present invention, what the baseband system by receiving wireless terminal was sent
First instruction, and be adjusted to the first working frequency points of the first wireless system can be to the second of wireless terminal according to the first instruction
Wireless system reduces the second working frequency points of interference, dry between wireless system so as to while the bit error rate is reduced, reduce
Disturb.
Fig. 5 is the schematic diagram for the baseband system that the embodiment of the present invention five provides.The baseband system is used to perform the present invention in fact
The method that the reduction air interference of the offer of example one is provided.As illustrated, the embodiment of the present invention specifically includes：Processor 51 and first
Wireless system corresponding the first sub- baseband system 52 and the corresponding with the second wireless system second sub- baseband system 53.
Processor 51 is used to obtain the execution state of the first wireless system and the execution state of the second wireless system, should
Execution state includes reception state and emission state.In addition, the execution state also includes：Closed mode.When judging the first nothing
Linear system system is in emission state, and the second wireless system is in reception state, and the first wireless system is done to the second wireless system
When disturbing interference threshold default more than the second wireless system, pass through the first sub- 52 and second sub- baseband system of baseband system
53 send the first instruction to tuning circuit system, and this first is instructed for indicating tuning circuit system by the of the first wireless system
One working frequency points are adjusted to the second working frequency points, wherein, the first wireless system is operated in wireless to second during the second working frequency points
The interference of system, interference when being operated in the first working frequency points less than first wireless system to the second wireless system.
Illustrate the course of work of baseband system below by a specific example.
If the first wireless system is cdma system, the second wireless system is gsm system, i.e. CDMA/GSM two-mode mobile phone systems
Circuit, when cdma system and gsm system work simultaneously, and the GSM_EN ends of cdma system are high level, the CDMA_ of gsm system
PAEN ends are high level simultaneously, then can determine whether that gsm system is in emission state, and cdma system is in reception state, then the first son
The Enable Pin of baseband system 52 and the first instruction is sent to tuning circuit system with the Enable Pin of the second sub- baseband system 53,
Described first instructs for indicating that the first working frequency points of the first wireless system are adjusted to the second work frequency by tuning circuit system
Point so that first the first working frequency points of wireless system are adjusted to the second working frequency points by tuning circuit system according to the first instruction.
Such as first instruction for the first sub- baseband system 52 Enable Pin and all exported with the Enable Pin of the second sub- baseband system 53
For high level.
Further, processor 51 periodically obtains the execution state of the first wireless system and the second wireless system；When first
Wireless system is in emission state and when the second wireless system is closed, and the second instruction is sent to tuning circuit system,
Described second instructs for indicating that the second working frequency points of the first wireless system are adjusted to the first work frequency by tuning circuit system
Point.
Similarly, when processor 51 judges that the first wireless system is in reception state, the second wireless system is in emitting shape
State, and during default more than the first wireless system interference threshold of interference of second wireless system to the first wireless system, pass through
First sub- 52 and second sub- baseband system 53 of baseband system sends the 3rd instruction to tuning circuit system, and the 3rd instruction is used
The 3rd working frequency points of the second wireless system are adjusted to the 4th working frequency points, the second wireless system in instruction tuning circuit system
Interference when being operated in four working frequency points to the first wireless system, when being operated in three working frequency points less than the second wireless system
Interference to the first wireless system.
Further, processor 51 periodically obtains the execution state of the first wireless system and the second wireless system；When first
Wireless system is closed, and when the second wireless system is in emission state, the 4th instruction, institute are sent to tuning circuit system
The 4th is stated to instruct for indicating that the 4th working frequency points of the second wireless system are adjusted to the 3rd working frequency points by tuning circuit system.
Fig. 6 is the schematic diagram for the tuning circuit system that the embodiment of the present invention six provides.The tuning circuit system is used to perform
The method for the reduction air interference that the embodiment of the present invention two provides.As illustrated, the embodiment of the present invention specifically includes：With gate circuit
61st, on-off circuit 62, the first working frequency points circuit 63, the second working frequency points circuit 64, the 3rd working frequency points circuit 65 and the 4th
Working frequency points circuit 66.
It is connected respectively with baseband system, on-off circuit 62 with gate circuit 61；Its input is respectively the embodiment of the present invention
The Enable Pin of the first sub- baseband system 52 in five and the Enable Pin with the second sub- baseband system 53, its output end and switch
Circuit 62 is connected；On-off circuit 62 respectively with gate circuit 61, the first working frequency points circuit 63, the second working frequency points circuit
64th, the 3rd working frequency points circuit 65 is connected with the 4th working frequency points circuit 66.
When with gate circuit 61 receive baseband system send first instruction, according to this first instruction, gating circuit switch 62,
So that the first work frequency circuit is adjusted to the second working frequency points circuit 64 by on-off circuit 62.Wherein, the first wireless system works
In the second working frequency points to the interference of the second wireless system, when being operated in the first working frequency points less than first wireless system
Interference to the second wireless system.First instructs for indicating the tuning circuit system by the first of first wireless system
Working frequency points are adjusted to the second working frequency points.
When with gate circuit 61 receive baseband system send second instruction, according to this second instruction, gating circuit switch 62,
So that the second working frequency points circuit 64 is adjusted to the first working frequency points circuit 63 by on-off circuit 62.Wherein, second instruction
For indicating that the second working frequency points of first wireless system are adjusted to the first work frequency by the tuning circuit system
Point.
When the 3rd instruction that baseband system transmission is received with gate circuit 61, the described 3rd is instructed for indicating the tuning electricity
3rd working frequency points of second wireless system are adjusted to the 4th working frequency points by road system, according to the 3rd instruction, gating
On-off circuit 62 so that the 3rd working frequency points circuit 65 is adjusted to the 4th working frequency points circuit 66 by on-off circuit 62.Described
Interference when two wireless systems are operated in four working frequency points to the first wireless system, it is operated in less than second wireless system
To the interference of the first wireless system during three working frequency points.
When the 4th instruction that baseband system transmission is received with gate circuit 61, instructed according to the 4th, gating circuit switch 62,
So that the 4th working frequency points circuit 66 is adjusted to the 3rd working frequency points circuit 65 by on-off circuit 62.Wherein, the 4th instruct and be used for
4th working frequency points of second wireless system are adjusted to the 3rd working frequency points by instruction tuning circuit system.
Fig. 7 is the schematic diagram for the wireless terminal that the embodiment of the present invention seven provides.The wireless terminal is used to perform the present invention in fact
The method for applying the reduction air interference that example one and embodiment two provide.As illustrated, the embodiment of the present invention specifically includes：The present invention
The baseband system 71 of the offer of embodiment three, the tuning circuit system 72 of the offer of the embodiment of the present invention four, the and of the first wireless system 73
Second wireless system 74, or baseband system 71, the tuning electricity of the offer of the embodiment of the present invention six that the embodiment of the present invention five provides
Road system 72, the first wireless system 73 and the second wireless system 74.
First wireless system 73 is used to receiving and sending data.
Second wireless system 74 is used to receiving and sending data.
Baseband system 71 is used to obtain the execution state of the first wireless system 73 and the execution shape of the second wireless system 74
State.Wherein, the execution state includes reception state and emission state.The emission state is in first wireless system,
Second wireless system is in the reception state, and interference of first wireless system to the second wireless system exceedes institute
When stating the default interference threshold of the second wireless system, the first instruction is sent.
Tuning circuit system 72 is used to instruct the first of the first wireless system 73 according to the first of the transmission of baseband system 71
Working frequency points are adjusted to the second working frequency points, wherein, the first wireless system 73 is operated in wireless to second during the second working frequency points
The interference of system 74, interference when being operated in the first working frequency points less than the first wireless system 73 to the second wireless system 74.
In one embodiment, baseband system 71 is additionally operable to periodically obtain the first wireless system 73 and the second wireless system 74
Execution state；When the first wireless system 73 is in the emission state and the second wireless system 74 is in the closed mode
When, the second instruction is sent to tuning circuit system 72, described second instructs for indicating that tuning circuit system 72 is wireless by first
Second working frequency points of system 73 are adjusted to the first working frequency points.
In another embodiment, baseband system 71 is additionally operable to when the first wireless system 73 is in the reception state, and second
Wireless system is in the emission state, and interference of second wireless system 74 to the first wireless system 73 more than first without linear system
Unite 73 default interference threshold when, to tuning circuit system 72 send the 3rd instruction, the described 3rd instruct for indicate tuning
3rd working frequency points of the second wireless system 74 are adjusted to the 4th working frequency points by circuit system 72, and, tuning circuit system
3rd working frequency points of the second wireless system 74 are adjusted to the 4th working frequency points by 72 according to the described second instruction, and second without linear system
Interference when system 74 is operated in four working frequency points to the first wireless system, the 3rd work is operated in less than the second wireless system 74
To the interference of the first wireless system during frequency.
In further embodiment, baseband system 71 is additionally operable to periodically obtain the first wireless system 73 and the second wireless system 74
Execution state；When the first wireless system 73 is in the closed mode, when the second wireless system 74 is in the emission state,
The 4th instruction is sent to tuning circuit system 72, the described 4th instructs for indicating tuning circuit system 72 by the second wireless system
74 the 4th working frequency points are adjusted to the 3rd working frequency points；, and, tuning circuit system 72 will according to the described 4th instruction
4th working frequency points of the second wireless system 74 are adjusted to the 3rd working frequency points.
In further embodiment, wireless terminal also includes：First reponse system 75 and the second reponse system 76.
First reponse system 75 is used for the execution state for obtaining the first wireless system 73, and holding the first wireless system 73
Row state transfer is to baseband system 71；Second reponse system 76 is used for the execution state for obtaining the second wireless system 74, and by the
The execution state transfer of two wireless systems 74 is to baseband system 71.
Professional should further appreciate that, each example described with reference to the embodiments described herein
Unit and algorithm steps, it can be realized with electronic hardware, computer software or the combination of the two, it is hard in order to clearly demonstrate
The interchangeability of part and software, the composition and step of each example are generally described according to function in the above description.
These functions are performed with hardware or software mode actually, application-specific and design constraint depending on technical scheme.
Professional and technical personnel can realize described function using distinct methods to each specific application, but this realization
It is it is not considered that beyond the scope of this invention.
The method that is described with reference to the embodiments described herein can use hardware, computing device the step of algorithm
Software module, or the two combination are implemented.Software module can be placed in random access memory (RAM), internal memory, read-only storage
(ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field
In any other form of storage medium well known to interior.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (8)
- A kind of 1. method for reducing air interference, it is characterised in that methods described includes：The baseband system of wireless terminal obtains the execution state of the first wireless system of the wireless terminal and the wireless end The execution state of second wireless system at end, the execution state include reception state and emission state；When first wireless system is in the emission state, second wireless system is in the reception state, and institute It is described when stating interference of first wireless system to the second wireless system more than the default interference threshold of second wireless system Baseband system sends the first instruction to the tuning circuit system of the wireless terminal, and described first instructs for indicating the tuning First working frequency points of first wireless system are adjusted to the second working frequency points by circuit system；The first wireless system work Make the interference in the second working frequency points to the second wireless system, the first working frequency points are operated in less than first wireless system When interference to the second wireless system；The execution state also includes closed mode；The baseband system sends the to the tuning circuit system of the wireless terminal After one instruction, in addition to：Periodically obtain the execution state of first wireless system and second wireless system；When first wireless system is in the emission state and second wireless system is in the closed mode, to The tuning circuit system sends the second instruction, and described second instructs for indicating the tuning circuit system by first nothing Second working frequency points of linear system system are adjusted to first working frequency points.
- 2. the method according to claim 1 for reducing air interference, it is characterised in that the baseband system of the wireless terminal Obtain the first wireless system of the wireless terminal, the wireless terminal the second wireless system execution state after, also wrap Include：When first wireless system is in the reception state, the second wireless system is in the emission state, and described When interference of two wireless systems to first wireless system exceedes first wireless system default interference threshold, to institute State tuning circuit system and send the 3rd instruction, the described 3rd instructs for indicating that the tuning circuit system is wireless by described second 3rd working frequency points of system are adjusted to the 4th working frequency points, to when second wireless system is operated in four working frequency points The interference of one wireless system, the first wireless system is done when being operated in three working frequency points less than second wireless system Disturb.
- 3. the method according to claim 2 for reducing air interference, it is characterised in that the execution state also includes closing State；Methods described also includes：Periodically obtain the execution state of first wireless system and second wireless system；When first wireless system is in the closed mode, and second wireless system is in the emission state, The 4th instruction is sent to the tuning circuit system, the described 4th instructs for indicating the tuning circuit system by described second 4th working frequency points of wireless system are adjusted to the 3rd working frequency points.
- 4. the method for the reduction air interference according to any one of claims 1 to 3, it is characterised in that described in the acquisition The execution state of first wireless system of wireless terminal and the execution state of the second wireless system of the wireless terminal are specific For：First wireless system is obtained by the first reponse system between the baseband system and first wireless system Execution state, and obtain described second by the second reponse system between the baseband system and second wireless system The execution state of wireless system.
- 5. a kind of wireless terminal, it is characterised in that the wireless terminal includes：First wireless system, for receiving and sending data；Second wireless system, for receiving and sending data；Baseband system, for obtaining the execution state of first wireless system and the execution shape of second wireless system State, the execution state include reception state and emission state；The emission state is in first wireless system, it is described Second wireless system is in the reception state, and interference of first wireless system to the second wireless system exceedes described the During the default interference threshold of two wireless systems, the first instruction is sent；Tuning circuit system, for according to first instruction that the baseband system is sent by the of first wireless system One working frequency points are adjusted to the second working frequency points；To second without linear system when first wireless system is operated in the second working frequency points The interference of system, interference when being operated in the first working frequency points less than first wireless system to the second wireless system；The execution state also includes closed mode, and the baseband system is additionally operable to periodically obtain first wireless system and institute State the execution state of the second wireless system；When first wireless system is in the emission state and second wireless system During in the closed mode, the second instruction is sent to the tuning circuit system, described second instructs for indicating the tune Second working frequency points of first wireless system are adjusted to first working frequency points by humorous circuit system；The tuning circuit system is additionally operable to be adjusted the second working frequency points of first wireless system according to the described second instruction Save as first working frequency points.
- 6. wireless terminal according to claim 5, it is characterised in that the baseband system is additionally operable to when described first is wireless System is in the reception state, and the second wireless system is in the emission state, and second wireless system is to described When the interference of one wireless system exceedes first wireless system default interference threshold, sent to the tuning circuit system 3rd instruction, the described 3rd instructs for indicating the tuning circuit system by the 3rd working frequency points of second wireless system It is adjusted to the 4th working frequency points；The tuning circuit system is additionally operable to be adjusted the 3rd working frequency points of second wireless system according to the described second instruction Save as the 4th working frequency points, interference when second wireless system is operated in four working frequency points to the first wireless system is small Interference when second wireless system is operated in three working frequency points to the first wireless system.
- 7. wireless terminal according to claim 6, it is characterised in that the execution state also includes closed mode；It is described Baseband system is additionally operable to periodically obtain the execution state of first wireless system and second wireless system；When described first Wireless system is in the closed mode, when second wireless system is in the emission state, to the tuning circuit system System sends the 4th instruction, and the described 4th instructs for indicating the tuning circuit system by the 4th work of second wireless system The 3rd working frequency points are adjusted to as frequency；The tuning circuit system is additionally operable to be adjusted the 4th working frequency points of second wireless system according to the described 4th instruction Save as the 3rd working frequency points.
- 8. according to the wireless terminal described in any one of claim 5 to 7, it is characterised in that the wireless terminal also includes：First reponse system, for obtaining the execution state of first wireless system, and holding first wireless system Row state transfer gives the baseband system；Second reponse system, for obtaining the execution state of second wireless system, and holding second wireless system Row state transfer gives the baseband system.
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| EP3544355B1 (en) | 2014-03-11 | 2023-01-04 | BlackBerry Limited | Dynamically managing band capability |
| CN105450439A (en) * | 2014-09-25 | 2016-03-30 | 联想(北京)有限公司 | Control method, controller and electronic device |
| CN106412945A (en) * | 2015-07-30 | 2017-02-15 | 西安中兴新软件有限责任公司 | Method and apparatus for optimizing signals of terminal |
| CN106797576B (en) * | 2016-12-07 | 2020-04-07 | 深圳前海达闼云端智能科技有限公司 | Modem control method, device, electronic equipment and computer program product |
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| CN102378195A (en) * | 2010-08-23 | 2012-03-14 | 中国移动通信集团公司 | Terminal co-existing interference inhibiting method and device |
| CN102547731A (en) * | 2010-12-21 | 2012-07-04 | 中兴通讯股份有限公司 | Method and system for avoiding coexistence interference |
| CN103002450A (en) * | 2011-09-13 | 2013-03-27 | 中兴通讯股份有限公司 | Method and device for processing self-interference of inter-band carrier aggregation |
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| DE112012002082T5 (en) * | 2011-09-25 | 2014-07-10 | Lg Electronics Inc. | Method and apparatus for avoiding interference due to coexistence within the device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102378195A (en) * | 2010-08-23 | 2012-03-14 | 中国移动通信集团公司 | Terminal co-existing interference inhibiting method and device |
| CN102547731A (en) * | 2010-12-21 | 2012-07-04 | 中兴通讯股份有限公司 | Method and system for avoiding coexistence interference |
| CN103002450A (en) * | 2011-09-13 | 2013-03-27 | 中兴通讯股份有限公司 | Method and device for processing self-interference of inter-band carrier aggregation |
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