CN105162491B - The control method of antenna and its transmitting radio frequency signal - Google Patents
The control method of antenna and its transmitting radio frequency signal Download PDFInfo
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- CN105162491B CN105162491B CN201510607322.7A CN201510607322A CN105162491B CN 105162491 B CN105162491 B CN 105162491B CN 201510607322 A CN201510607322 A CN 201510607322A CN 105162491 B CN105162491 B CN 105162491B
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Abstract
The present invention relates to antenna technical field, the present invention provides a kind of control method of antenna and its transmitting radio frequency signal, and antenna includes signal transmitting and receiving module, the first signalling channel, secondary signal passage, first switch module and first antenna module；The first radiofrequency signal received by first switch module while is sent to the first signalling channel and secondary signal passage by first antenna module；The first frequency range radiofrequency signal in first radiofrequency signal is exported and gives signal transmitting and receiving module by the first signalling channel, and the second frequency range radiofrequency signal isolated in the first radiofrequency signal；The second frequency range radiofrequency signal in first radiofrequency signal is exported and gives signal transmitting and receiving module by secondary signal passage, and the first frequency range radiofrequency signal isolated in the first radiofrequency signal, simultaneously turn on two radio frequency paths, by adjusting impedance matching isolate to be respectively turned on the signal of different frequency range to different frequency range, the carrier aggregation of different radio frequency signal is realized, while reduces the design cost of product.
Description
Technical field
The present invention relates to antenna technical field, more particularly to the control method of a kind of antenna and its transmitting radio frequency signal.
Background technology
Cell Phone Design of the prior art supports descending CA (carrier aggregation), and after duplexer, duplexer is only
Signal all the way is opened, wherein FDD uses four work devices, and TDD is realized using double SAW filters of integrated frequency demultiplexer (combiner)
, the technical scheme has the disadvantage that on the line：First, path differential loss is bigger, second, the complex process of device, cost compared with
It is high；In summary, in the prior art there is the problem of big path differential loss and complex process in the signal carrier polymerization of antenna.
The content of the invention
It is an object of the invention to provide the control method of a kind of antenna and its transmitting radio frequency signal, it is intended to solves for existing
With the presence of the signal carrier polymerization path differential loss of antenna in technology is big and the problem of complex process.
The present invention is achieved in that first aspect provides a kind of antenna, and the antenna includes signal transmitting and receiving module, first
Signalling channel, secondary signal passage, first switch module and first antenna module；
First signal end of the signal transmitting and receiving module connects the first end of first signalling channel, the signal transmitting and receiving
The secondary signal end of module connects the first end of the secondary signal passage, described in the second end connection of first signalling channel
First gating end of first switch module, the second end of the secondary signal passage connect the second choosing of the first switch module
Go side, the common port of the first switch module connect the signal end of the first antenna module；
The first switch module gates first signalling channel and described second when receiving external control signal
Signalling channel；
The first radiofrequency signal received by the first switch module while is sent to by the first antenna module
First signalling channel and the secondary signal passage；
First signalling channel exports the first frequency range radiofrequency signal in first radiofrequency signal to the signal
Transceiver module, and the second frequency range radiofrequency signal isolated in first radiofrequency signal；
The secondary signal passage exports the second frequency range radiofrequency signal in first radiofrequency signal to the signal
Transceiver module, and the first frequency range radiofrequency signal isolated in first radiofrequency signal.
With reference in a first aspect, in the first embodiment of first aspect, first signalling channel includes first
Distribution network, the secondary signal passage include the second matching network；
The impedance of first matching network is the impedance for passing through the first frequency range radiofrequency signal；
The impedance of second matching network is the impedance for passing through the second frequency range radiofrequency signal.
With reference to the first embodiment of first aspect, in second of embodiment of first aspect, first letter
Number passage also includes the first wave filter, and the secondary signal passage also includes the second wave filter；
First wave filter is arranged between first matching network and the signal transmitting and receiving module, second filter
Ripple device is arranged between second matching network and the signal transmitting and receiving module.
With reference to first aspect and its first embodiment to second of embodiment, in the third implementation of first aspect
In mode, the antenna also includes the 3rd signalling channel, the 4th signalling channel, second switch module and the second Anneta module；
3rd signal end of the signal transmitting and receiving module connects the first end of the 3rd signalling channel, the signal transmitting and receiving
4th signal end of module connects the first end of the 4th signalling channel, described in the second end connection of the 3rd signalling channel
First gating end of second switch module, the second end of the 4th signalling channel connect the second choosing of the second switch module
Go side, the common port of the second switch module connect the signal end of second Anneta module；
The second switch module gates the 3rd signalling channel and the described 4th when receiving external control signal
Signalling channel；
The second radiofrequency signal received by the second switch module while is sent to by second Anneta module
3rd signalling channel and the 4th signalling channel；
3rd signalling channel exports the 3rd frequency range radiofrequency signal in second radiofrequency signal to the signal
Transceiver module, and the 4th frequency range radiofrequency signal isolated in second radiofrequency signal；
4th signalling channel exports the 4th frequency range radiofrequency signal in second radiofrequency signal to the signal
Transceiver module, and the 3rd frequency range radiofrequency signal isolated in second radiofrequency signal.
With reference to the third embodiment of first aspect, in the 4th kind of embodiment of first aspect, the 3rd letter
Number passage includes the 3rd matching network, and the 4th signalling channel includes the 4th matching network；
The impedance of 3rd matching network is the impedance for passing through the 3rd frequency range radiofrequency signal；
The impedance of 4th matching network is the impedance for passing through the 4th frequency range radiofrequency signal.
With reference to the 4th kind of embodiment of first aspect, in the 5th kind of embodiment of first aspect, the 3rd letter
Number passage also includes the 3rd wave filter, and the 4th signalling channel also includes the 4th wave filter；
3rd wave filter is arranged between the 3rd matching network and the signal transmitting and receiving module, the 4th filter
Ripple device is arranged between the 4th matching network and the signal transmitting and receiving module.
Second of embodiment of the present invention provides a kind of control method of the transmitting radio frequency signal of antenna, the control method bag
Include following steps：
First signal transmission passage and secondary signal transmission channel are set, and when receiving external control signal described in gating
First signalling channel and the secondary signal passage；
By the first radiofrequency signal received while it is sent to first signalling channel and the secondary signal passage；
First signalling channel exports the first frequency range radiofrequency signal in first radiofrequency signal, and isolates described the
The second frequency range radiofrequency signal in one radiofrequency signal；
The secondary signal passage exports the second frequency range radiofrequency signal in first radiofrequency signal, and isolates described the
The first frequency range radiofrequency signal in one radiofrequency signal.
With reference to second aspect, in the first embodiment of second aspect, the first signalling channel output described the
The step of the first frequency range radiofrequency signal in one radiofrequency signal is specially：
The impedance for adjusting first matching network is the impedance for passing through the first frequency range radiofrequency signal；
The secondary signal passage exports the step of the second frequency range radiofrequency signal in first radiofrequency signal and is specially：
The impedance for adjusting second matching network is the impedance for passing through the second frequency range radiofrequency signal.
With reference to second aspect, in the third embodiment of second aspect, the control method is further comprising the steps of：
3rd signalling channel and the 4th signalling channel are set, and the 3rd letter is gated when receiving external control signal
Number passage and the 4th signalling channel；
By the second radiofrequency signal received while it is sent to the 3rd signalling channel and the 4th signalling channel；
3rd signalling channel exports the 3rd frequency range radiofrequency signal in second radiofrequency signal, and isolates described the
The 4th frequency range radiofrequency signal in two radiofrequency signals；
4th signalling channel exports the 4th frequency range radiofrequency signal in second radiofrequency signal, and isolates described the
The 3rd frequency range radiofrequency signal in two radiofrequency signals.
With reference to the third embodiment of second aspect, in the 4th kind of embodiment of second aspect, the 3rd letter
Number passage exports the step of the 3rd frequency range radiofrequency signal in second radiofrequency signal and is specially：
The impedance for adjusting the 3rd matching network is the impedance for passing through the 3rd frequency range radiofrequency signal；
4th signalling channel exports the step of the 4th frequency range radiofrequency signal in second radiofrequency signal and is specially：
The impedance for adjusting the 4th matching network is the impedance for passing through the 4th frequency range radiofrequency signal.
The present invention provides a kind of control method of antenna and its transmitting radio frequency signal, with traditional switch occupation mode not
Together, when RF switch turns on, two radio frequency paths are simultaneously turned on, by adjusting impedance matching isolating to different frequency range
To be respectively turned on the signal of different frequency range, it can avoid using traditional carrier aggregation device, realize different radio frequency signal
Carrier aggregation, while reduce the design cost of product.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is a kind of structural representation for antenna that an embodiment of the present invention provides；
Fig. 2 is a kind of structural representation for antenna that another embodiment of the present invention provides；
Fig. 3 is a kind of structural representation for antenna that another embodiment of the present invention provides；
Fig. 4 is a kind of structural representation for antenna that another embodiment of the present invention provides；
Fig. 5 is a kind of flow of the control method of the transmitting radio frequency signal for antenna that another embodiment of the present invention provides
Figure；
Fig. 6 is a kind of flow of the control method of the transmitting radio frequency signal for antenna that another embodiment of the present invention provides
Figure.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In order to illustrate technical scheme, illustrated below by specific embodiment.
An embodiment of the present invention provides a kind of antenna, as shown in figure 1, antenna is believed including signal transmitting and receiving module 101, first
Number passage 102, secondary signal passage 103, first switch module 104 and first antenna module 105.
First signal end of signal transmitting and receiving module 101 connects the first end of the first signalling channel 102, signal transmitting and receiving module
The first end of 101 secondary signal end connection secondary signal passage 103, the second end connection first of the first signalling channel 102 are opened
The first gating end of module 104 is closed, the second of the second end connection first switch module 104 of secondary signal passage 103 gates end,
The signal end of the common port connection first antenna module 105 of first switch module 104.
First switch module 104 gates the first signalling channel 102 when receiving external control signal and secondary signal is led to
Road 103.
The first radiofrequency signal received by first switch module 104 while is sent to by first antenna module 105
One signalling channel 102 and secondary signal passage 103.
The first frequency range radiofrequency signal in first radiofrequency signal is exported and gives signal transmitting and receiving module by the first signalling channel 102
101, and the second frequency range radiofrequency signal isolated in the first radiofrequency signal.
The second frequency range radiofrequency signal in first radiofrequency signal is exported and gives signal transmitting and receiving module by secondary signal passage 103
101, and the first frequency range radiofrequency signal isolated in the first radiofrequency signal.
Specifically, for first switch module 104, it can be double-point double-throw switch.
Specifically, for the first signalling channel 102 and secondary signal passage 103, can be to the first signalling channel 102 and
The antenna impedance of binary signal passage 103 is tuned so that the first signalling channel 102 and secondary signal passage 103 can meet to lead
The requirement of logical different frequency range communication, makes the first signalling channel 102 and secondary signal passage 103on by switch module while leads
It is logical, by adjusting impedance matching isolate to be respectively turned on the signal of different frequency range to different frequency range, to realize difference
The carrier aggregation of signal frequency range.
Further, as shown in Fig. 2 the first signalling channel 102 includes the first matching network 1021, secondary signal passage
103 include the second matching network 1031, and the impedance of the first matching network 1021 is the impedance for passing through the first frequency range radiofrequency signal,
The impedance of second matching network 1031 is the impedance for passing through the second frequency range radiofrequency signal.
Specifically, the first matching unit can be a matching element of the first frequency range, the first frequency range can also be included
One group of matching element, illustrate by taking an element of the first frequency range as an example in the present embodiment.Some matching element of first frequency range is
Finger can be operated in the first frequency range, and (such as high band is high frequency that is, more than some preset frequency, the preset frequency can be
1000MHz etc.) component under state, same second matching unit can be a matching element of the second frequency range, can also
One group of matching element including the second frequency range, illustrate by taking an element of the second frequency range as an example in the present embodiment.Second frequency range
Some matching element refers to be operated in the second frequency range, and (such as low-frequency range is low frequency that is, less than some preset frequency, this is pre-
The frequency put can be 1000MHz etc.) component under state, the two is primary difference is that their impedance is different.
For example, the first frequency range impedance in the first matching network 1021 is in 50 Ω, but the second frequency range impedance is in nothing
It is poor big, equivalent to open-circuit condition；The second frequency range impedance in the first matching network 1021 is in 50 Ω, and make the first frequency
Section impedance is in infinity, equivalent to open-circuit condition.
Further, the first signalling channel 102 also includes the first wave filter 1022, and secondary signal passage 103 also includes the
Two wave filters 1032, the first wave filter 1022 are arranged between the first matching network 1021 and signal transmitting and receiving module 101, the second filter
Ripple device 1032 is arranged between the second matching network 1031 and signal transmitting and receiving module 101.
Specifically, the first wave filter 1022 and the second wave filter 1032 are SAW filter.
Further, as shown in figure 3, antenna also includes the 3rd signalling channel 106, the 4th signalling channel 107, second switch
The Anneta module 109 of module 108 and second.
3rd signal end of signal transmitting and receiving module 101 connects the first end of the 3rd signalling channel 106, signal transmitting and receiving module
101 the 4th signal end connects the first end of the 4th signalling channel 107, and the second end connection second of the 3rd signalling channel 106 is opened
The first gating end of module 108 is closed, the second of the second end connection second switch module 108 of the 4th signalling channel 107 gates end,
The common port of second switch module 108 connects the signal end of the second Anneta module 109.
Second switch module 108 gates the 3rd signalling channel 106 when receiving external control signal and the 4th signal leads to
Road 107.
The second radiofrequency signal received by second switch module 108 while is sent to by the second Anneta module 109
Three signalling channels 106 and the 4th signalling channel 107.
The 3rd frequency range radiofrequency signal in second radiofrequency signal is exported and gives signal transmitting and receiving module by the 3rd signalling channel 106
101, and the 4th frequency range radiofrequency signal isolated in the second radiofrequency signal.
The 4th frequency range radiofrequency signal in second radiofrequency signal is exported and gives signal transmitting and receiving module by the 4th signalling channel 107
101, and the 3rd frequency range radiofrequency signal isolated in the second radiofrequency signal.
Specifically, as shown in figure 4, the 3rd signalling channel 106 includes the 3rd matching network 1061, the 4th signalling channel 107
Including the 4th matching network 1071, the impedance of the 3rd matching network 1061 is the impedance for passing through the 3rd frequency range radiofrequency signal, the
The impedance of four matching networks 1071 is the impedance for passing through the 4th frequency range radiofrequency signal.
Wherein, the operation principle of the 3rd matching network 1061 and the 4th matching network 1071 and above-mentioned first matching network
1021 is identical with the operation principle of the second matching network 1031, repeats no more again.
Further, the 3rd signalling channel 106 also includes the 3rd wave filter 1062, and the 4th signalling channel 107 also includes the
Four wave filters 1072, the 3rd wave filter 1062 are arranged between the 3rd matching network 1061 and signal transmitting and receiving module 101, the 4th filter
Ripple device 1072 is arranged between the 4th matching network 1071 and signal transmitting and receiving module 101.
Specifically, the 3rd wave filter 1062 and the 4th wave filter 1072 are SAW filter.
Preferably, first antenna module 105 is primary antenna, and the second Anneta module 109 is DRX antennas (discontinuous reception day
Line).
The present invention the course of work be：First switch module 104 and second switch module 108 are turned on to open two simultaneously
The port path of individual path, first switch module 104 and second switch module 108 is 50 Ω, due to opening two paths simultaneously
Impedance change, by rear end matching network carry out matching and debugging, be in the first frequency range impedance of the first frequency range path
50 Ω, the second frequency range impedance is set to be in infinity, equivalent to open-circuit condition；Equally make the second frequency range impedance of the second frequency range path
In 50 Ω, and the first frequency range impedance is set to be in infinity, equivalent to open-circuit condition；Equally make the 3rd frequency of the 3rd frequency range path
Section impedance is in 50 Ω, and the 4th frequency range impedance is in infinity, equivalent to open-circuit condition；Equally make the 4th frequency range path
4th frequency range impedance is in 50 Ω, and the 3rd frequency range impedance is in infinity, equivalent to open-circuit condition；Believe the first frequency range
Number, the second frequency band signals, the 3rd frequency band signals and the 4th frequency band signals pass through common SAW filter or Duplexer respectively
Wave filter entering signal transceiver module 101, realizes signal carrier polymerizable functional.
Another embodiment of the present invention provides a kind of control method of the transmitting radio frequency signal of antenna, as shown in figure 5, the control
Method processed comprises the following steps：
Step S201. sets the first signal transmission passage and secondary signal transmission channel, and is receiving external control signal
The signalling channels of Shi Xuantong first and secondary signal passage.
Step S202. is by the first radiofrequency signal received while is sent to the first signalling channel and secondary signal passage.
The signalling channels of step S203. first export the first frequency range radiofrequency signal in the first radiofrequency signal, and isolate first
The second frequency range radiofrequency signal in radiofrequency signal.
Step S204. secondary signals passage exports the second frequency range radiofrequency signal in the first radiofrequency signal, and isolates first
The first frequency range radiofrequency signal in radiofrequency signal.
Wherein, the step of the first signalling channel exports the first frequency range radiofrequency signal in the first radiofrequency signal in step S203
Specially：
The impedance for adjusting the first matching network is the impedance for passing through the first frequency range radiofrequency signal.
It is specific to export the step of the second frequency range radiofrequency signal in the first radiofrequency signal for secondary signal passage in step S204
For：
The impedance for adjusting the second matching network is the impedance for passing through the second frequency range radiofrequency signal.
Further, as shown in fig. 6, the control method is further comprising the steps of：
Step S301. sets the 3rd signalling channel and the 4th signalling channel, and is gated when receiving external control signal
3rd signalling channel and the 4th signalling channel.
Step S302. is by the second radiofrequency signal received while is sent to the 3rd signalling channel and the 4th signalling channel；
The signalling channels of step S303. the 3rd export the 3rd frequency range radiofrequency signal in the second radiofrequency signal, and isolate second
The 4th frequency range radiofrequency signal in radiofrequency signal；
The signalling channels of step S304. the 4th export the 4th frequency range radiofrequency signal in the second radiofrequency signal, and isolate second
The 3rd frequency range radiofrequency signal in radiofrequency signal.
Wherein, the step of the 3rd signalling channel exports the 3rd frequency range radiofrequency signal in the second radiofrequency signal in step S303
Specially：
The impedance for adjusting the 3rd matching network is the impedance for passing through the 3rd frequency range radiofrequency signal.
It is specific to export the step of the 4th frequency range radiofrequency signal in the second radiofrequency signal for the 4th signalling channel in step S304
For：
The impedance for adjusting the 4th matching network is the impedance for passing through the 4th frequency range radiofrequency signal.
The present invention provides a kind of control method of antenna and its transmitting radio frequency signal, with traditional switch occupation mode not
Together, when RF switch turns on, two radio frequency paths are simultaneously turned on, by adjusting impedance matching isolating to different frequency range
To be respectively turned on the signal of different frequency range, it can avoid using traditional carrier aggregation device, realize different radio frequency signal
Carrier aggregation, while reduce the design cost of product.
Those of ordinary skill in the art are it is to be appreciated that the list of each example described with reference to the embodiments described herein
Member and algorithm steps, it can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
Performed with hardware or software mode, application-specific and design constraint depending on technical scheme.Professional and technical personnel
Described function can be realized using distinct methods to each specific application, but this realization is it is not considered that exceed
The scope of the present invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, can be with
Realize by another way.For example, device embodiment described above is only schematical, for example, the unit
Division, only a kind of division of logic function, can there is other dividing mode, such as multiple units or component when actually realizing
Another system can be combined or be desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or
The mutual coupling discussed or direct-coupling or communication connection can be the indirect couplings by some interfaces, device or unit
Close or communicate to connect, can be electrical, mechanical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.
If the function is realized in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part to be contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are causing a computer equipment (can be
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
Some equivalent substitutes or obvious modification are made on the premise of not departing from present inventive concept, and performance or purposes are identical, all should
It is considered as belonging to the scope of patent protection that the present invention is determined by the claims submitted.
Claims (7)
- A kind of 1. antenna, it is characterised in that the antenna include signal transmitting and receiving module, the first signalling channel, secondary signal passage, First switch module and first antenna module；First signal end of the signal transmitting and receiving module connects the first end of first signalling channel, the signal transmitting and receiving module Secondary signal end connect the first end of the secondary signal passage, the second end connection described first of first signalling channel First gating end of switch module, the second end of the secondary signal passage connect the second gating of the first switch module End, the common port of the first switch module connect the signal end of the first antenna module；The first switch module gates first signalling channel and the secondary signal when receiving external control signal Passage, including, simultaneously turn on the first signalling channel and secondary signal passage；The first radiofrequency signal received by the first switch module while is sent to described by the first antenna module First signalling channel and the secondary signal passage；First signalling channel exports the first frequency range radiofrequency signal in first radiofrequency signal to the signal transmitting and receiving Module, and the second frequency range radiofrequency signal isolated in first radiofrequency signal；The secondary signal passage exports the second frequency range radiofrequency signal in first radiofrequency signal to the signal transmitting and receiving Module, and the first frequency range radiofrequency signal isolated in first radiofrequency signal；First signalling channel includes the first matching network, and the secondary signal passage includes the second matching network；The impedance of first matching network is the impedance for passing through the first frequency range radiofrequency signal；The impedance of second matching network is the impedance for passing through the second frequency range radiofrequency signal；The impedance of first matching network is different from the impedance of second matching network；The signal of different frequency range is isolated to be respectively turned on the signal of different frequency range by adjusting impedance matching；First signalling channel also includes the first wave filter, and the secondary signal passage also includes the second wave filter；First wave filter is arranged between first matching network and the signal transmitting and receiving module, second wave filter It is arranged between second matching network and the signal transmitting and receiving module.
- 2. antenna according to claim 1, it is characterised in that the antenna also includes the 3rd signalling channel, the 4th signal Passage, second switch module and the second Anneta module；3rd signal end of the signal transmitting and receiving module connects the first end of the 3rd signalling channel, the signal transmitting and receiving module The 4th signal end connect the first end of the 4th signalling channel, the second end connection described second of the 3rd signalling channel First gating end of switch module, the second end of the 4th signalling channel connect the second gating of the second switch module End, the common port of the second switch module connect the signal end of second Anneta module；The second switch module gates the 3rd signalling channel and the 4th signal when receiving external control signal Passage；The second radiofrequency signal received by the second switch module while is sent to described by second Anneta module 3rd signalling channel and the 4th signalling channel；3rd signalling channel exports the 3rd frequency range radiofrequency signal in second radiofrequency signal to the signal transmitting and receiving Module, and the 4th frequency range radiofrequency signal isolated in second radiofrequency signal；4th signalling channel exports the 4th frequency range radiofrequency signal in second radiofrequency signal to the signal transmitting and receiving Module, and the 3rd frequency range radiofrequency signal isolated in second radiofrequency signal.
- 3. antenna according to claim 2, it is characterised in that the 3rd signalling channel includes the 3rd matching network, institute Stating the 4th signalling channel includes the 4th matching network；The impedance of 3rd matching network is the impedance for passing through the 3rd frequency range radiofrequency signal；The impedance of 4th matching network is the impedance for passing through the 4th frequency range radiofrequency signal.
- 4. antenna according to claim 3, it is characterised in that the 3rd signalling channel also includes the 3rd wave filter, institute Stating the 4th signalling channel also includes the 4th wave filter；3rd wave filter is arranged between the 3rd matching network and the signal transmitting and receiving module, the 4th wave filter It is arranged between the 4th matching network and the signal transmitting and receiving module.
- 5. a kind of control method of the transmitting radio frequency signal of antenna, it is characterised in that the control method comprises the following steps：First signal transmission passage and secondary signal transmission channel are set, and described first is gated when receiving external control signal Signalling channel and the secondary signal passage, are specifically included, and simultaneously turn on the first signalling channel and secondary signal passage；By the first radiofrequency signal received while it is sent to first signalling channel and the secondary signal passage；First signalling channel exports the first frequency range radiofrequency signal in first radiofrequency signal, and isolates described first and penetrate The second frequency range radiofrequency signal in frequency signal；The secondary signal passage exports the second frequency range radiofrequency signal in first radiofrequency signal, and isolates described first and penetrate The first frequency range radiofrequency signal in frequency signal；First signalling channel exports the step of the first frequency range radiofrequency signal in first radiofrequency signal and is specially：The impedance for adjusting the first matching network is the impedance for passing through the first frequency range radiofrequency signal；The secondary signal passage exports the step of the second frequency range radiofrequency signal in first radiofrequency signal and is specially：The impedance for adjusting the second matching network is the impedance for passing through the second frequency range radiofrequency signal；The impedance of first matching network is different from the impedance of second matching network；The signal of different frequency range is isolated to be respectively turned on the signal of different frequency range by adjusting impedance matching；First signalling channel also includes the first wave filter, and the secondary signal passage also includes the second wave filter；First wave filter is arranged between first matching network and signal transmitting and receiving module, and second wave filter is set Between second matching network and the signal transmitting and receiving module.
- 6. control method according to claim 5, it is characterised in that the control method is further comprising the steps of：3rd signalling channel and the 4th signalling channel are set, and gates the 3rd signal when receiving external control signal and leads to Road and the 4th signalling channel；By the second radiofrequency signal received while it is sent to the 3rd signalling channel and the 4th signalling channel；3rd signalling channel exports the 3rd frequency range radiofrequency signal in second radiofrequency signal, and isolates described second and penetrate The 4th frequency range radiofrequency signal in frequency signal；4th signalling channel exports the 4th frequency range radiofrequency signal in second radiofrequency signal, and isolates described second and penetrate The 3rd frequency range radiofrequency signal in frequency signal.
- 7. control method according to claim 6, it is characterised in that the 3rd signalling channel exports second radio frequency The step of the 3rd frequency range radiofrequency signal in signal is specially：The impedance for adjusting the 3rd matching network is the impedance for passing through the 3rd frequency range radiofrequency signal；4th signalling channel exports the step of the 4th frequency range radiofrequency signal in second radiofrequency signal and is specially：The impedance for adjusting the 4th matching network is the impedance for passing through the 4th frequency range radiofrequency signal.
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|---|---|---|---|---|
| CN107371279A (en) * | 2016-05-12 | 2017-11-21 | 北京佰才邦技术有限公司 | A kind of base station radio-frequency device |
| CN106027113B (en) * | 2016-05-12 | 2019-03-15 | Oppo广东移动通信有限公司 | A kind of method and terminal improving antenna stabilization |
| CN106209120A (en) * | 2016-06-30 | 2016-12-07 | 维沃移动通信有限公司 | A kind of radio circuit and mobile terminal |
| CN107069241B (en) * | 2017-03-06 | 2020-05-26 | 联想(北京)有限公司 | Carrier aggregation radio frequency circuit and method therefor |
| CN110537331B (en) * | 2017-05-10 | 2021-06-15 | Oppo广东移动通信有限公司 | Radio frequency circuit switch chip, radio frequency circuit, antenna device and electronic equipment |
| WO2018205171A1 (en) * | 2017-05-10 | 2018-11-15 | 广东欧珀移动通信有限公司 | Radio frequency circuit switch chip, radio frequency circuit, antenna device, and electronic device |
| CN110546889B (en) * | 2017-05-10 | 2021-06-29 | Oppo广东移动通信有限公司 | Radio frequency circuit switch chip, radio frequency circuit, antenna device and electronic equipment |
| CN107171675B (en) * | 2017-06-19 | 2020-10-09 | Oppo广东移动通信有限公司 | Radio frequency circuit switch chip, radio frequency circuit, antenna device and electronic equipment |
| CN107359894A (en) * | 2017-06-30 | 2017-11-17 | 广东欧珀移动通信有限公司 | Radio circuit, antenna assembly and electronic equipment |
| CN108880571B (en) * | 2018-05-22 | 2020-05-08 | Oppo广东移动通信有限公司 | Radio frequency circuit and electronic equipment |
| CN108768432B (en) * | 2018-05-22 | 2020-01-14 | Oppo广东移动通信有限公司 | Radio frequency circuit and electronic equipment |
| JP2019220827A (en) * | 2018-06-19 | 2019-12-26 | 株式会社村田製作所 | Multiplexer |
| KR102590784B1 (en) * | 2018-07-05 | 2023-10-19 | 삼성전자 주식회사 | An antenna module using a length of a transmission line and an electronic device including the antenna module |
| CN110896310B (en) * | 2018-09-13 | 2022-07-12 | 中兴通讯股份有限公司 | Switch control circuit, carrier aggregation method and device and communication equipment |
| CN111277292A (en) * | 2018-11-19 | 2020-06-12 | 联发科技股份有限公司 | Communication device with multi-channel transmission architecture |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030002452A (en) * | 2001-06-29 | 2003-01-09 | 엘지전자 주식회사 | Triple band embodiment circuit in mobile phone |
| US7049906B2 (en) * | 2003-05-29 | 2006-05-23 | Sony Ericsson Mobile Communications Ab | Quad band antenna interface modules including matching network ports |
| CN103338054B (en) * | 2013-06-09 | 2017-11-28 | 华为终端（东莞）有限公司 | Multifrequency community antenna system, radio-frequency front-end and multi-band communication device |
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2015
- 2015-09-22 CN CN201510607322.7A patent/CN105162491B/en not_active Expired - Fee Related
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| CN105162491A (en) | 2015-12-16 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523841 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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