CN106899315A - A kind of antenna system and mobile terminal - Google Patents
A kind of antenna system and mobile terminal Download PDFInfo
- Publication number
- CN106899315A CN106899315A CN201710090584.XA CN201710090584A CN106899315A CN 106899315 A CN106899315 A CN 106899315A CN 201710090584 A CN201710090584 A CN 201710090584A CN 106899315 A CN106899315 A CN 106899315A
- Authority
- CN
- China
- Prior art keywords
- frequency
- signal
- segment signal
- circuit
- frequency segment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/12—Neutralising, balancing, or compensation arrangements
- H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
- H04B1/126—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/0057—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using diplexing or multiplexing filters for selecting the desired band
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/005—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/006—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Transceivers (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
A kind of antenna system and mobile terminal are the embodiment of the invention provides, the antenna system includes：Primary antenna, on-off circuit, WiFi/GPS antennas, signal processing circuit and mid-range frequency receiver.Wherein, primary antenna, for receiving dominant frequency segment signal, and exports the dominant frequency segment signal to signal processing circuit；On-off circuit, for when mobile terminal opens carrier aggregation mode, opening the connection between WiFi/GPS antennas and the signal processing circuit；The WiFi/GPS antennas, for receiving auxiliary frequency segment signal, and export the auxiliary frequency segment signal to the signal processing circuit；The signal processing circuit, for processing the dominant frequency segment signal and the auxiliary frequency segment signal, and exports the dominant frequency segment signal and the auxiliary frequency segment signal to mid-range frequency receiver；The mid-range frequency receiver, for being demodulated to the dominant frequency segment signal and the auxiliary frequency segment signal.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of antenna system and mobile terminal.
Background technology
Carrier aggregation is a kind of by the frequency spectrum resource of different frequency range condensing together to increase signal transmission bandwidth
Technology, it can condense together two or more member carriers, form a sufficiently large effective transmission bandwidth, effectively
Improve downstream transmission speed.In carrier aggregation, including a main carrier and at least one secondary carrier, each carrier wave correspondence
One independent cell, wherein, main plot is the cell being operated in main band, secondary cell be operated in it is small on auxiliary frequency band
Area.
The small volume of mobile terminal, working frequency range is more, and it is the maximum bottleneck of current industry development that antenna performance is unstable.My god
Line is difficult to cover high, medium and low frequency full frequency band performance in itself, so way general at present is to have used switching to match in antenna end
The switch of circuit, it is therefore an objective under different frequency range, by way of switching match circuit, adjusts the resonance point of antenna, makes antenna
Special frequency channel is operated in reach optimum performance.But under carrier aggregation mode, there are two or more different frequencies
The situation of section work simultaneously, and many times, frequency phase-difference is larger between being related to the frequency range of work simultaneously, it is impossible to ensure antenna
It is optimal in the performance of all frequency ranges, and can only ensure that one or two band operations, in optimum state, cause antenna wherein
Antenna overall performance is not good.
The content of the invention
The embodiment of the present invention provides a kind of antenna system and mobile terminal, to solve in the prior art, mobile terminal work
Under carrier aggregation mode, it is impossible at the same ensure primary band and auxiliary frequency section service behaviour, caused by antenna system globality
Problem that can not be good.
Antenna system provided in an embodiment of the present invention is specifically included：Primary antenna, on-off circuit, WiFi/GPS antennas, signal
Process circuit and mid-range frequency receiver, wherein：
Primary antenna, for receiving dominant frequency segment signal, and exports the dominant frequency segment signal to signal processing circuit；
On-off circuit, for when mobile terminal opens carrier aggregation mode, opening WiFi/GPS antennas and the signal
Connection between process circuit；
The WiFi/GPS antennas, for receiving auxiliary frequency segment signal, and export the auxiliary frequency to the signal processing circuit
Segment signal；
The signal processing circuit, for processing the dominant frequency segment signal and the auxiliary frequency segment signal, and in
Frequency receiver exports the dominant frequency segment signal and the auxiliary frequency segment signal；
The mid-range frequency receiver, for being demodulated to the dominant frequency segment signal and the auxiliary frequency segment signal.
Specifically, the signal processing circuit includes：First frequency divider, the first wave filter and the second wave filter, wherein：
First frequency divider, first frequency divider includes an input port and two output ports, wherein, described first
The input port of frequency divider is connected to the primary antenna, and first frequency divider is used to isolate the dominant frequency segment signal；
First wave filter, the input port of first wave filter is connected to the first output end of first frequency divider
Mouthful, it is for being filtered to the dominant frequency segment signal that first frequency divider is exported and the filtered dominant frequency segment signal is defeated
Go out to the mid-range frequency receiver；
Second wave filter, the input port of second wave filter is connected to first frequency dividing by the on-off circuit
Second output port of device is connected to the WiFi/GPS antennas by the on-off circuit, for believing auxiliary frequency section
Number it is filtered, and by the filtered auxiliary frequency segment signal output to the mid-range frequency receiver.
Specifically, the signal processing circuit or including：Circulator, the second frequency divider, the 3rd wave filter and the 4th filter
Ripple device, wherein：
Circulator, the circulator includes two input ports and an output port, wherein, first input port connection
To the primary antenna, the second input port is connected to the WiFi/GPS antennas by the on-off circuit；
Second frequency divider, second frequency divider includes an input port and two output ports, wherein, described second
The input port of frequency divider is connected to the output port of the circulator, and second frequency divider is used to isolate the primary band
Signal and the auxiliary frequency segment signal；
3rd wave filter, the input port of the 3rd wave filter is connected to the first output end of second frequency divider
Mouthful, for being filtered to the dominant frequency segment signal that second frequency divider is exported, and the filtered primary band is believed
Number output is to the mid-range frequency receiver；
4th wave filter, the input port of the 4th wave filter is connected to the second output end of second frequency divider
Mouthful, for being filtered to the auxiliary frequency segment signal that second frequency divider is exported, and the filtered auxiliary frequency section is believed
Number output is to the mid-range frequency receiver.
Preferably, the antenna system also includes：
Detection circuit, the detection circuit is connected to the on-off circuit, for detecting whether the mobile terminal is opened
Carrier aggregation mode.
The on-off circuit specifically for：
When the detection electric circuit inspection to the mobile terminal opens carrier aggregation mode, by the WiFi/GPS antennas
Working frequency range be switched to auxiliary frequency section；When the detection electric circuit inspection closes carrier aggregation mode to the mobile terminal
When, disconnect the connection of the on-off circuit and the WiFi/GPS antennas.
Specifically, in the antenna system, the primary band uses inter-carrier frequency band with the carrier signal of auxiliary frequency section
Polymerization technique, the primary band is one, and the auxiliary frequency section is at least one.
Accordingly, the embodiment of the present invention also provides a kind of mobile terminal, including above-mentioned antenna system.
Based on above-mentioned antenna system provided in an embodiment of the present invention and mobile terminal, when mobile terminal is operated in carrier aggregation
During pattern, the primary antenna and WiFi/GPS antennas of antenna system receive signal simultaneously, and primary antenna works in primary band, WiFi/GPS
Antenna Operation finally makes antenna system be improved in the combination property of primary band and auxiliary frequency section, carrier aggregation mould in auxiliary frequency section
Data throughout under formula is lifted.Solve under carrier aggregation mode, it is impossible to while ensureing primary band and auxiliary band operation
Performance, caused by the not good problem of antenna system overall performance.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below by institute in the description to the embodiment of the present invention
The accompanying drawing for needing to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the schematic diagram of the antenna system of first embodiment of the invention；
Fig. 2 is the schematic diagram of the antenna system of second embodiment of the invention；
Fig. 3 is the schematic diagram of the antenna system of third embodiment of the invention；
Fig. 4 is terminal installation structured flowchart provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment one
Reference picture 1, is the schematic diagram of the antenna system of first embodiment of the invention, and the antenna system is applied to mobile whole
End, it specifically includes primary antenna 101, on-off circuit 102, WiFi/GPS antennas 103, signal processing circuit 104 and intermediate frequency and connects
Device 105 is received, wherein：
Primary antenna 101 is used to receive the dominant frequency segment signal of base station transmission, and exports the primary band to signal processing circuit 104
Signal；On-off circuit 102 is used to, when mobile terminal opens carrier aggregation mode, open at WiFi/GPS antennas 103 and signal
Connection between reason circuit 104；WiFi/GPS antennas 103 are used to receive auxiliary frequency segment signal, and are exported to signal processing circuit 104
The auxiliary frequency segment signal；Signal processing circuit 104 is used to process above-mentioned dominant frequency segment signal and auxiliary frequency segment signal, and in
Frequency receiver 105 exports dominant frequency segment signal and auxiliary frequency segment signal；Mid-range frequency receiver 105, for dominant frequency segment signal and auxiliary frequency section
Signal is demodulated.
In the embodiment of the present invention, primary antenna 101 is connected to signal processing circuit 104, for receiving dominant frequency segment signal, and to
Signal processing circuit 104 exports dominant frequency segment signal.Specifically, primary antenna can be used for GSM, CDMA, WCDMA and LTE frequency range
The transmitting and reception of signal, the main collection that the embodiment of the present invention only specifically introduces signal receive process.The primary antenna 101 serves master
Cell, and primary antenna 101 has preferable service behaviour in main plot, specifically, main plot is user equipment (User
Equipment, abbreviation UE) in initial connection procedure is carried out, or specified cell during connection re-establishment, carrier wave
The main carrier signal of polymerization is sent by main plot.
Accordingly, in embodiments of the present invention, when mobile terminal opens carrier aggregation mode, WiFi/GPS antennas 103
Signal processing circuit 104 is connected to by on-off circuit 102, it is for receiving auxiliary frequency segment signal and defeated to signal processing circuit 104
Go out the auxiliary frequency segment signal.Specifically, when mobile terminal opens carrier aggregation mode, WiFi/GPS antennas 103 are served auxiliary small
Area, is debugged by early stage, determines to be adapted to the frequency band of the Antenna Operation of WiFi/GPS antennas 103 in auxiliary frequency section, or require WiFi/
Gps antenna 103 meets the working frequency of WiFi, GPS simultaneously, and supports the working frequency of auxiliary frequency section, makes WiFi/GPS antennas 103
There is preferable service behaviour in secondary cell, specifically, secondary cell is that user equipment is setting up wireless heterogeneous networks (Radio
Resource Control, RRC) after, it is configured to provide extra Radio Resource, the secondary carrier signal of carrier aggregation is
Sent by secondary cell.In embodiments of the present invention, when mobile terminal does not open carrier aggregation mode, on-off circuit 102 is not
WiFi/GPS antennas 103 are coupled together with signal processing circuit 104, now WiFi/GPS antennas 103 are used to receive WiFi/
Gps signal, its specific works pattern is identical with WiFi/GPS antennas of the prior art.In the embodiment of the present invention, when mobile whole
When end is in carrier aggregation mode, signal processing circuit 104 is used to receive primary antenna 101 and WiFi/GPS antennas 103 are received
The dominant frequency segment signal and auxiliary frequency segment signal for arriving, and dominant frequency segment signal and auxiliary frequency segment signal are processed, by above-mentioned two paths of signals
Be processed as being suitable to the signal for receiving and processing, and by treatment after the output of above-mentioned two paths of signals to mid-range frequency receiver 105.
Mid-range frequency receiver 105 is the dominant frequency segment signal and auxiliary frequency segment signal for being used to receive the output of signal processing circuit 104, by
Data signal after being still modulation in the dominant frequency segment signal and auxiliary frequency segment signal of the output of signal processing circuit herein, so intermediate frequency connects
Receiving device also needs to be demodulated it, is demodulated into analog signal, and the analog signal after demodulation can be according to the type transfers of signal
Corresponding module to mobile terminal is processed, and the embodiment of the present invention is not construed as limiting to this.
The antenna system of the embodiment of the present invention, when mobile terminal is operated in carrier aggregation mode, the main day of antenna system
Line and WiFi/GPS antennas receive signal simultaneously, and primary antenna works in primary band, WiFi/GPS Antenna Operations in auxiliary frequency section, finally
Antenna system is set to be improved in the combination property of primary band and auxiliary frequency section, the data throughout under carrier aggregation mode is carried
Rise.Solve under carrier aggregation mode, it is impossible at the same ensure primary band and auxiliary frequency section service behaviour, caused by antenna system it is whole
The not good problem of body performance.
Embodiment two
Reference picture 2, is the schematic diagram of the antenna system of second embodiment of the invention, and the antenna system is applied to mobile whole
End, it specifically includes primary antenna 201, on-off circuit 202, WiFi/GPS antennas 203, signal processing circuit 204 and intermediate frequency and connects
Receive device 205, it is preferable that the antenna system also includes detection circuit 206.Wherein, in the present embodiment primary antenna 201, switch electricity
Road 202, WiFi/GPS antennas 203 and mid-range frequency receiver 205 are identical with embodiment one, will not be repeated here.The present embodiment with
Embodiment one differs primarily in that signal processing circuit 204, and the signal processing circuit 204 in the present embodiment specifically includes：The
One frequency divider 2041, the first wave filter 2042, the second wave filter 2043, wherein：
First frequency divider 2041 includes an input port and two output ports, and wherein input port is connected to primary antenna
201, the first output port is connected to the first wave filter 2042, and the second output port is connected to the second filter by on-off circuit 202
Ripple device 2043, the first frequency divider 2041 is used to receive the dominant frequency segment signal of the output of primary antenna 201, the first frequency divider 2041 here
The Signal separator of other frequency ranges for being not belonging to primary band that will can be received simultaneously is gone out, and only retains the signal of primary band, can be with
The interference signal in circuit is effectively reduced, the error of signal transmission is reduced, transmission precision is improved.
First wave filter 2042 includes an input port and an output port, and wherein input port is connected to above-mentioned the
First output port of one frequency divider 2041, output port is connected to mid-range frequency receiver 205, and the first wave filter 2042 is used to receive
The dominant frequency segment signal of the output of the first frequency divider 2041, and by filtered primary band signal output to mid-range frequency receiver 205, here
Dominant frequency segment signal wherein may be containing a certain amount of interference signal, noise signal etc. by circuit transmission, the first wave filter
2042 can only retain dominant frequency segment signal and leach the interference signal of other frequency ranges, improve the accuracy of signal transmission.
Second wave filter 2043 equally includes an input port and an output port, herein, when mobile terminal is opened
When opening carrier aggregation mode, the second wave filter 2043 is connected to WiFi/GPS antennas 203 by on-off circuit, for receiving
The auxiliary frequency segment signal of the output of WiFi/GPS antennas 203, and the signal of other frequency ranges in the signal in addition to auxiliary frequency section is filtered, and
By filtered auxiliary frequency segment signal output to mid-range frequency receiver 205；When mobile terminal does not open carrier aggregation mode, the second filter
Ripple device 2043 is connected to the second output port of above-mentioned first frequency divider 2041, can be used for the first frequency divider 2041 of reception and exports
Auxiliary frequency segment signal and it is filtered, the embodiment of the present invention is not construed as limiting to this.
Preferably, the antenna system of the embodiment of the present invention can also include detection circuit 206, be connected to above-mentioned switch electricity
Road 202, for detecting whether mobile terminal opens carrier aggregation mode.Load is opened when detection circuit 206 detects mobile terminal
During ripple aggregation scheme, WiFi/GPS antennas 203 are connected to signal processing circuit 204；Carrier wave is closed when mobile terminal is detected
During aggregation scheme, the connection of cut-off signal process circuit 204 and WiFi/GPS antennas 203.Preferably, in the embodiment of the present invention
On-off circuit 202 is single-pole double-throw switch (SPDT), and one end of switch is connected to the first frequency divider 2041 or WiFi/GPS antennas 203, separately
One end is connected to the second wave filter 2043, and when detecting that electric circuit inspection is in carrier aggregation mode to mobile terminal, the hilted broadsword is double
Throw switch is connected to WiFi/GPS antennas 203, when detecting that electric circuit inspection closes carrier aggregation mode to mobile terminal, the hilted broadsword
Commutator is connected to the first frequency divider 2041.
The antenna system of the present embodiment, when mobile terminal is operated in carrier aggregation mode, the primary antenna of antenna system and
WiFi/GPS antennas receive signal simultaneously, and primary antenna works in primary band, and WiFi/GPS Antenna Operations finally make day in auxiliary frequency section
Linear system system is improved in the combination property of primary band and auxiliary frequency section, and the data throughout under carrier aggregation mode is lifted,
And the present embodiment be electrically connected to do not increase for isolate component while two paths of signals can be made individually to transmit, reduce master
Interference between frequency band signals and auxiliary frequency segment signal, improves the accuracy of signal transmission.Solve under carrier aggregation mode, it is impossible to
Ensure primary band and auxiliary frequency section service behaviour simultaneously, caused by the not good problem of antenna system overall performance.
Embodiment three
Reference picture 3, is the schematic diagram of the antenna system of third embodiment of the invention, and the antenna system is applied to mobile whole
End, it specifically includes primary antenna 301, on-off circuit 302, WiFi/GPS antennas 303, signal processing circuit 304 and intermediate frequency and connects
Receive device 305, it is preferable that the antenna system also includes detection circuit 306.Wherein, in the present embodiment primary antenna 301, switch electricity
Road 302, WiFi/GPS antennas 303 and mid-range frequency receiver 305 are identical with embodiment one, will not be repeated here.The present embodiment with
Embodiment one and embodiment two differ primarily in that signal processing circuit 304, and the signal processing circuit 304 in the present embodiment has
Body includes：Circulator 3041, the second frequency divider 3042, the 3rd wave filter 3043, the 4th wave filter 3044.
Circulator is a preferably passive ferrite microwave device, and with multiple ports, signal therein can only be along
Single direction is transmitted, and opposite direction is considered as isolation.The circulator 3041 of the present embodiment is a three port microwave devices, bag
Two input ports and an output port are included, the first input port of circulator 3041 is connected to primary antenna 301, the second input
Port is connected to WiFi/GPS antennas 303 by on-off circuit 302, and output port is connected to the input of the second frequency divider 3042
Mouthful, the isolation between two of which input port is very big, generally more than 30dB, inserting between input port and output port
Enter very small, generally no greater than 1dB is lost, reduce its loss to two-way aerial signal to try one's best, at this stage ring on the market
Shape device can accomplish level of the insertion loss less than 1dB, therefore the two-way aerial signal in the present embodiment is disturbed very each other
It is small, can be considered the separate propagation of two paths of signals.The antenna system of the present embodiment utilizes the unidirectional transmission property of circulator 3041,
Receive and launch with enabling the signal low-loss of primary antenna 301 and WiFi/GPS antennas 303, it is to avoid signal is commonly being received and dispatched
The loss caused by reflection in circuit, so as to two-way antenna signal transmission be gone out with the degree of accuracy higher.
Second frequency divider 3042 includes an input port and two output ports, and wherein input port is connected to circulator
3041 output port, the first output port is connected to the 3rd wave filter 3043, and the second output port is connected to the 4th wave filter
3044, the second frequency divider 3042 is used to receive the dominant frequency segment signal and auxiliary frequency segment signal of the output of circulator 3041, while by dominant frequency
Segment signal and auxiliary frequency segment signal according to respective band separation, and respectively by dominant frequency segment signal and the output of auxiliary frequency segment signal to corresponding
Ground wave filter is filtered.Second frequency divider 3042 can efficiently separate open the two paths of signals of primary band and auxiliary frequency section, keep away
Exempt from interfering between the signal of different frequency range, improve the precision of signal transmission.
3rd wave filter 3043 includes an input port and an output port, and wherein input port is connected to above-mentioned the
First output port of two-divider 3042, output port is connected to mid-range frequency receiver 305, and the 3rd wave filter 3043 is used to receive
The dominant frequency segment signal of the output of the second frequency divider 3042, and by filtered primary band signal output to mid-range frequency receiver 305, here
Dominant frequency segment signal wherein may be containing a certain amount of interference signal, noise signal etc. by circuit transmission, the 3rd wave filter
3043 can only retain dominant frequency segment signal and leach the interference signal of other frequency ranges, improve the accuracy of signal transmission.
4th wave filter 3044 equally includes an input port and an output port, and wherein input port is connected to
The second output port of the second frequency divider 3042 is stated, output port is connected to mid-range frequency receiver 305, and the 4th wave filter 3044 is used for
The auxiliary frequency segment signal of the output of the second frequency divider 3042 is received, and mid-range frequency receiver 305 is arrived into the output of filtered auxiliary frequency segment signal
Here auxiliary frequency segment signal may wherein contain a certain amount of interference signal, noise signal etc., the 4th filtering by circuit transmission
Device 3044 can only retain auxiliary frequency segment signal and leach the interference signal of other frequency ranges, improve the accuracy of signal transmission.
Preferably, the antenna system of the embodiment of the present invention can also include detection circuit 306, be connected to on-off circuit 302,
For detecting whether mobile terminal opens carrier aggregation mode.Carrier aggregation is opened when detection circuit 306 detects mobile terminal
During pattern, WiFi/GPS antennas 303 are connected to above-mentioned circulator 3041 by on-off circuit；Load is closed when mobile terminal is detected
During ripple aggregation scheme, the connection of circulator 3041 and WiFi/GPS antennas 303 is disconnected.Accordingly, the switch electricity in the present embodiment
Road 302 is single-pole single-throw switch (SPST).
The present invention is the antenna system of embodiment, when mobile terminal is operated in carrier aggregation mode, the master of antenna system
Antenna and WiFi/GPS antennas receive signal simultaneously, and primary antenna works in primary band, WiFi/GPS Antenna Operations in auxiliary frequency section, most
Make antenna system eventually is improved in the combination property of primary band and auxiliary frequency section, and the data throughout under carrier aggregation mode is able to
Lifting, and the present embodiment be electrically connected to do not increase for isolate component while two paths of signals can be made individually to transmit,
The interference between dominant frequency segment signal and auxiliary frequency segment signal is reduced, the accuracy of signal transmission is improved.Solve carrier aggregation mode
Under, it is impossible to while ensure primary band and auxiliary frequency section service behaviour, caused by the not good problem of antenna system overall performance.
Example IV
As shown in figure 4, being terminal installation structured flowchart provided in an embodiment of the present invention, specifically, the mobile terminal in Fig. 4
400 can for mobile phone, panel computer, electronic computer, personal digital assistant (PersonalDigital Assistant,
) or vehicle-mounted computer etc. PDA.
Mobile terminal 400 in Fig. 4 includes that radio frequency (RadioFrequency, RF) circuit 401, memory 402, input are single
Unit 403, display unit 404, processor 405, voicefrequency circuit 406, WiFi (WirelessFidelity) module 407 and power supply
408。
RF circuits 401 include but is not limited to antenna, amplifying circuit, tuner, oscillator, coupler etc., and RF circuits 401 can
By radio communication and network side or other communication apparatus communications, radio communication here can use any communication standard or association
View, including but not limited to GSM (Global System of Mobile communication, global system for mobile communications),
GPRS (General Packet Radio Service, general packet radio service), CDMA (Code Division
Multiple Access, CDMA), WCDMA (Wideband Code Division Multiple Access, broadband code
Point multiple access), LTE (Long Term Evolution, Long Term Evolution), Email, SMS (Short Messaging
Service, Short Message Service) etc..
Memory 402 can be used for software program and module, and processor 405 is by running storage in the soft of memory 402
Part program and module, so as to perform various function application and data processing.Memory 402 can mainly include storing program area
And storage data field, wherein, application program (the such as sound that storing program area can be needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data field can be stored and use created data according to user equipment,
Such as measurement report etc..Additionally, memory 402 can include high-speed random access memory, non-volatile depositing can also be included
Reservoir, for example, at least one disk memory, flush memory device or other volatile solid-state parts.Correspondingly, memory
402 can also include Memory Controller, to provide the access of processor 405 and input block 403 to memory 402.
Wherein, input block 403 can be used to receive the numeral or character information of user input, and produce and terminal 400
User set and the relevant signal input of function control.Specifically, in the embodiment of the present invention, the input block 403 can be with
Including contact panel 4031.Contact panel 4031, also referred to as touch-screen, can collect user thereon or neighbouring touch operation
(such as user uses the operations of any suitable object or annex on contact panel 4031 such as finger, stylus), and according to pre-
The formula for first setting drives corresponding attachment means.Optionally, contact panel 4031 may include touch detecting apparatus and touch to control
Two parts of device processed.Wherein, touch detecting apparatus detect the touch orientation of user, and detect the signal that touch operation brings, will
Signal sends touch controller to；Touch controller receives touch information from touch detecting apparatus, and is converted into contact
Coordinate, then give the processor 405, and the order sent of receiving processor 405 and can be performed.Furthermore, it is possible to using electricity
The polytypes such as resistive, condenser type, infrared ray and surface acoustic wave realize contact panel 4031.Input block 403 can also be wrapped
Other input equipments 4032 are included, other input equipments 4032 can include but is not limited to physical keyboard, function key (such as volume control
Button processed, switch key etc.), trace ball, mouse, one or more in action bars etc..
Wherein, display unit 404 can be used for display by the information of user input or be supplied to the information and terminal of user
400 various menu interfaces.Display unit 404 may include display panel 4041, optionally, can use LCD or organic light emission
The forms such as diode (OrganicLight-EmittingDiode, OLED) configure display panel 4041.
It should be noted that contact panel 4031 can cover display panel 4041, touch display screen is formed, when the touch display screen
Detect thereon or after neighbouring touch operation, processor 405 is sent to determine the type of touch event, with preprocessor
405 provide corresponding visual output according to the type of touch event in touch display screen.
Touch display screen includes software interface viewing area and conventional control viewing area.The software interface viewing area
And the arrangement mode of the conventional control viewing area is not limited, can be arranged above and below, left-right situs etc. can distinguish two and show
Show the arrangement mode in area.The software interface viewing area is displayed for the interface of application software.Each interface can be with
The interface element such as the icon comprising at least one application software and/or widget desktop controls.The software interface viewing area
It can also be the empty interface not comprising any content.The conventional control viewing area be used for show utilization rate control higher, for example,
Application software icons such as settings button, interface numbering, scroll bar, phone directory icon etc..
Wherein processor 405 is the control centre of terminal 400, using various interfaces and connection whole mobile phone each
Part, by running or performing software program of the storage in first memory 4021 and/or module, and calls storage the
Data in two memories 4022, perform the various functions and processing data of terminal 400, so as to carry out overall prison to terminal 400
Control.Alternatively, processor 405 may include one or more processing units.Processor 405 can realize to RF circuits 401 and
The treatment of signal that WiFi module 407 is received or sent, specifically, in the embodiment of the present invention, carries when mobile terminal 400 is in
During ripple aggregation scheme, the dominant frequency segment signal that processor 405 can be received to primary antenna in mobile terminal and WiFi/GPS antennas
And auxiliary frequency segment signal is processed, and the two-way aerial signal after treatment can be transmitted to second memory 4022 and stored.
In embodiments of the present invention, by calling software program and/or module of the storage in the first memory 4021
And/or the data in the second memory 4022.When mobile terminal 400 is in carrier aggregation mode, RF circuits 401 are used to connect
Receive the dominant frequency segment signal that base station sends；WiFi module 407 is used to receive auxiliary frequency segment signal；Processor 405 is used to receive primary band
Signal and auxiliary frequency segment signal, and this two paths of signals is processed and exported, wherein, treatment here is included but is not limited to two
Road signal is divided, filtered, being amplified, modulation /demodulation etc.；Alternatively, voicefrequency circuit 406 can be used for receiving voice data, and
The voice data that will be received is converted to electric signal transmission to the loudspeaker of terminal, and being converted to voice signal by loudspeaker exports.
Specifically, the dominant frequency segment signal of the primary antenna output that processor 405 is used to receive in RF circuits 401, and WiFi
The auxiliary frequency segment signal of the WiFi/GPS antennas output in module 407, is divided by processor 405 to two-way aerial signal, and
The two paths of signals after frequency dividing is filtered respectively, due to here after filtering after signal still for modulation after signal, so
Alternatively, processor 405 can also be demodulated to the signal.Signal after demodulation can export voicefrequency circuit 406, memory
402 or display unit 404 etc., the present embodiment is not construed as limiting to this.
Mobile terminal 400 can realize each function in Fig. 1 to Fig. 3 embodiments, to avoid repeating, no longer go to live in the household of one's in-laws on getting married here
State.
The mobile terminal 400 of the embodiment of the present invention, dominant frequency segment signal is received by RF circuits 401, and WiFi module 407 is received
Auxiliary frequency segment signal, processor 405 is processed and exported to two paths of signals, it is possible to achieve during carrier aggregation mode, antenna system
Primary antenna and WiFi/GPS antennas simultaneously receive signal, primary antenna works in primary band, and WiFi/GPS Antenna Operations are in auxiliary frequency
Section, finally makes antenna system be improved in the combination property of primary band and auxiliary frequency section, the data throughput under carrier aggregation mode
Measure with lifted, and the present embodiment be electrically connected to do not increase for isolate component while two paths of signals can be made independent
Transmission, reduces the interference between dominant frequency segment signal and auxiliary frequency segment signal, improves the accuracy of signal transmission.Solve carrier aggregation
Under pattern, antenna system is switched to primary band optimum state, it is impossible to ensure auxiliary frequency section performance, caused by antenna system globality
Problem that can not be good.
Those of ordinary skill in the art it is to be appreciated that with reference to disclosed in the embodiment of the present invention embodiment description it is each
The unit and algorithm steps of example, can be realized with the combination of electronic hardware or computer software and electronic hardware.These
Function is performed with hardware or software mode actually, depending on the application-specific and design constraint of technical scheme.Specialty
Technical staff can realize described function to each specific application using distinct methods, but this realization should not
Think beyond the scope of this 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, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
In embodiment provided herein, it should be understood that disclosed apparatus and method, can be by other
Mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, is only
A kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can combine or
Person is desirably integrated into another system, or some features can be ignored, or does not perform.Another, shown or discussed is mutual
Between coupling or direct-coupling or communication connection can be the INDIRECT COUPLING or communication link of device or unit by some interfaces
Connect, can be electrical, mechanical or other forms.
The unit that is illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part for showing 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 according to the actual needs selected to realize the mesh of this embodiment scheme
's.
In addition, during each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.
If the function is to realize in the form of SFU software functional unit and as independent production marketing or when using, can be with
Storage is in a computer can check storage medium.Based on such understanding, technical scheme is substantially in other words
The part 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 used to so that a computer equipment (can be individual
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, ROM, RAM, magnetic disc or CD etc. are various can be with store program codes
Medium.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (7)
1. a kind of antenna system, it is characterised in that be applied to mobile terminal, the system includes：
Primary antenna, for receiving dominant frequency segment signal, and exports the dominant frequency segment signal to signal processing circuit；
On-off circuit, for when mobile terminal opens carrier aggregation mode, opening WiFi/GPS antennas and the signal transacting
Connection between circuit；
The WiFi/GPS antennas, for receiving auxiliary frequency segment signal, and export the auxiliary frequency section letter to the signal processing circuit
Number；
The signal processing circuit, for processing the dominant frequency segment signal and the auxiliary frequency segment signal, and connects to intermediate frequency
Receive device output the dominant frequency segment signal and the auxiliary frequency segment signal；
The mid-range frequency receiver, for being demodulated to the dominant frequency segment signal and the auxiliary frequency segment signal.
2. system according to claim 1, it is characterised in that the signal processing circuit includes：
First frequency divider, first frequency divider includes an input port and two output ports, wherein, first frequency dividing
The input port of device is connected to the primary antenna, and first frequency divider is used to isolate the dominant frequency segment signal；
First wave filter, the input port of first wave filter is connected to the first output port of first frequency divider, uses
It is filtered in the dominant frequency segment signal exported to first frequency divider, and by the filtered primary band signal output to institute
State mid-range frequency receiver；
Second wave filter, the input port of second wave filter is connected to first frequency divider by the on-off circuit
Second output port is connected to the WiFi/GPS antennas by the on-off circuit, for entering to the auxiliary frequency segment signal
Row filtering, and the mid-range frequency receiver is arrived into the filtered auxiliary frequency segment signal output.
3. system according to claim 1, it is characterised in that the signal processing circuit includes：
Circulator, the circulator includes two input ports and an output port, wherein, first input port is connected to institute
Primary antenna is stated, the second input port is connected to the WiFi/GPS antennas by the on-off circuit；
Second frequency divider, second frequency divider includes an input port and two output ports, wherein, second frequency dividing
The input port of device is connected to the output port of the circulator, and second frequency divider is used to isolate the dominant frequency segment signal
With the auxiliary frequency segment signal；
3rd wave filter, the input port of the 3rd wave filter is connected to the first output port of second frequency divider, uses
It is filtered in the dominant frequency segment signal exported to second frequency divider, and by the filtered primary band signal output
To the mid-range frequency receiver；
4th wave filter, the input port of the 4th wave filter is connected to the second output port of second frequency divider, uses
It is filtered in the auxiliary frequency segment signal exported to second frequency divider, and the filtered auxiliary frequency segment signal is exported
To the mid-range frequency receiver.
4. system according to any one of claim 1 to 3, it is characterised in that the antenna system also includes：
Detection circuit, the detection circuit is connected to the on-off circuit, for detecting whether the mobile terminal opens carrier wave
Aggregation scheme.
5. system according to claim 4, it is characterised in that the on-off circuit specifically for：
When the detection electric circuit inspection to the mobile terminal opens carrier aggregation mode, open the WiFi/GPS antennas and
Connection between the signal processing circuit；When the detection electric circuit inspection closes carrier aggregation mode to the mobile terminal
When, disconnect the connection of the WiFi/GPS antennas and the signal processing circuit.
6. system according to claim 1, it is characterised in that
The primary band uses frequency band configured technology with the carrier signal of auxiliary frequency section, and the primary band is one,
The auxiliary frequency section is at least one.
7. a kind of mobile terminal, including the antenna system as any one of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090584.XA CN106899315B (en) | 2017-02-20 | 2017-02-20 | A kind of antenna system and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090584.XA CN106899315B (en) | 2017-02-20 | 2017-02-20 | A kind of antenna system and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106899315A true CN106899315A (en) | 2017-06-27 |
| CN106899315B CN106899315B (en) | 2019-03-01 |
Family
ID=59185727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710090584.XA Active CN106899315B (en) | 2017-02-20 | 2017-02-20 | A kind of antenna system and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106899315B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107888208A (en) * | 2017-11-15 | 2018-04-06 | 宁波麦度智联科技股份有限公司 | A kind of radio frequency topological system for LTE FDD carrier aggregations |
| CN113540710A (en) * | 2020-04-22 | 2021-10-22 | 华为技术有限公司 | Ferrite switch, microwave antenna and electronic equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130230080A1 (en) * | 2012-03-02 | 2013-09-05 | Qualcomm Incorporated | Multiple-input and multiple-output carrier aggregation receiver reuse architecture |
| CN104426591A (en) * | 2013-08-29 | 2015-03-18 | 中兴通讯股份有限公司 | Method and terminal for treating carrier aggregation interference |
| CN104954106A (en) * | 2014-03-27 | 2015-09-30 | 英特尔公司 | Carrier aggregation with tunable antennas |
| CN105075143A (en) * | 2014-02-17 | 2015-11-18 | 华为终端有限公司 | Antenna switching system and method |
| CN105099476A (en) * | 2015-07-20 | 2015-11-25 | 联想(北京)有限公司 | Electronic device and signal processing method thereof |
| US20160191107A1 (en) * | 2014-12-24 | 2016-06-30 | Rf Micro Devices, Inc. | Radio frequency front end circuitry for carrier aggregation |
| CN106059598A (en) * | 2016-05-03 | 2016-10-26 | 广东欧珀移动通信有限公司 | Anti-harmonic interference device of carrier aggregation, antenna device and mobile terminal |
-
2017
- 2017-02-20 CN CN201710090584.XA patent/CN106899315B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130230080A1 (en) * | 2012-03-02 | 2013-09-05 | Qualcomm Incorporated | Multiple-input and multiple-output carrier aggregation receiver reuse architecture |
| CN104426591A (en) * | 2013-08-29 | 2015-03-18 | 中兴通讯股份有限公司 | Method and terminal for treating carrier aggregation interference |
| CN105075143A (en) * | 2014-02-17 | 2015-11-18 | 华为终端有限公司 | Antenna switching system and method |
| CN104954106A (en) * | 2014-03-27 | 2015-09-30 | 英特尔公司 | Carrier aggregation with tunable antennas |
| US20160191107A1 (en) * | 2014-12-24 | 2016-06-30 | Rf Micro Devices, Inc. | Radio frequency front end circuitry for carrier aggregation |
| CN105099476A (en) * | 2015-07-20 | 2015-11-25 | 联想(北京)有限公司 | Electronic device and signal processing method thereof |
| CN106059598A (en) * | 2016-05-03 | 2016-10-26 | 广东欧珀移动通信有限公司 | Anti-harmonic interference device of carrier aggregation, antenna device and mobile terminal |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107888208A (en) * | 2017-11-15 | 2018-04-06 | 宁波麦度智联科技股份有限公司 | A kind of radio frequency topological system for LTE FDD carrier aggregations |
| CN107888208B (en) * | 2017-11-15 | 2021-09-10 | 宁波麦度智联科技股份有限公司 | Radio frequency topology system for LTE-FDD carrier aggregation |
| CN113540710A (en) * | 2020-04-22 | 2021-10-22 | 华为技术有限公司 | Ferrite switch, microwave antenna and electronic equipment |
| CN113540710B (en) * | 2020-04-22 | 2022-07-22 | 华为技术有限公司 | Ferrite switch, microwave antenna and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106899315B (en) | 2019-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108282166B (en) | Antenna coexistence mutual interference processing method and device, storage medium and electronic equipment | |
| CN109547058B (en) | Radio frequency circuit, signal interference avoiding method and terminal equipment | |
| US11444642B2 (en) | Mobile terminal for expanding bandwidth of LTE B41 frequency band, and method thereof | |
| CN107896119B (en) | Antenna sharing circuit and mobile terminal | |
| CN106301462B (en) | Radio frequency control circuit and mobile terminal | |
| CN107317665B (en) | A kind of co-channel full duplex system and mobile terminal simultaneously | |
| CN109951207A (en) | Radio frequency system and electronic equipment | |
| CN106604314B (en) | WiFi roaming network access method and terminal equipment | |
| CN107615818A (en) | A kind of frequency band switching method, terminal | |
| CN111431634B (en) | Radio frequency power control circuit | |
| CN111064491A (en) | Mobile terminal equipment and method for receiving and transmitting signals thereof | |
| CN110971262B (en) | Radio frequency circuit, antenna device and mobile terminal | |
| CN107734586B (en) | Antenna switching method and mobile terminal | |
| CN107947894A (en) | The anti-interference method and Related product of electronic equipment | |
| CN106209154A (en) | Antenna assembly and major-minor collection antenna-switching device thereof and method | |
| CN101917219A (en) | Antenna multiplexing method, device and wireless terminal | |
| CN114258099A (en) | Method for isolating power amplifier PA fault, terminal equipment and storage medium | |
| CN110266360A (en) | Electromagnetic interference method of adjustment and Related product | |
| US20200373948A1 (en) | Antenna of mobile terminal and switching method thereof and the mobile terminal | |
| CN109768811A (en) | The control method of radiation dispersion, communication terminal and computer readable storage medium between double antenna | |
| CN107454640A (en) | Network insertion switching method and Related product | |
| CN110677842B (en) | Network searching method, device, terminal equipment and storage medium | |
| CN108808265A (en) | Antenna system and antenna switching method | |
| CN106899315B (en) | A kind of antenna system and mobile terminal | |
| CN102957980B (en) | Headphone device, earphone and the method using Headphone device process signal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171107 Address after: 283 No. 523860 Guangdong province Dongguan city Changan town usha BBK Avenue Applicant after: VIVO MOBILE COMMUNICATION CO., LTD. Applicant after: Wewo Mobile Communication Co. Ltd. Beijing branch Address before: 283 No. 523860 Guangdong province Dongguan city Changan town usha BBK Avenue Applicant before: VIVO MOBILE COMMUNICATION CO., LTD. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200520 Address after: 283 No. 523860 Guangdong province Dongguan city Changan town usha BBK Avenue Patentee after: VIVO MOBILE COMMUNICATION Co.,Ltd. Address before: 283 No. 523860 Guangdong province Dongguan city Changan town usha BBK Avenue Co-patentee before: Wewo Mobile Communication Co. Ltd. Beijing branch Patentee before: VIVO MOBILE COMMUNICATION Co.,Ltd. |
|
| TR01 | Transfer of patent right |