CN108390162A - A kind of antenna assembly and terminal - Google Patents
A kind of antenna assembly and terminal Download PDFInfo
- Publication number
- CN108390162A CN108390162A CN201810024932.8A CN201810024932A CN108390162A CN 108390162 A CN108390162 A CN 108390162A CN 201810024932 A CN201810024932 A CN 201810024932A CN 108390162 A CN108390162 A CN 108390162A
- Authority
- CN
- China
- Prior art keywords
- antenna
- accesses
- signal
- gps
- dpdt
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2258—Supports; Mounting means by structural association with other equipment or articles used with computer equipment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/526—Electromagnetic shields
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
The invention discloses a kind of antenna assembly and terminal, antenna assembly includes first antenna, GPS accesses, DPDT accesses and withdrawal device, wherein first antenna is for receiving or emitting main radiofrequency signal, or reception GPS signal;GPS accesses are electrically connected with first antenna, for receiving GPS signal;DPDT accesses, are electrically connected with first antenna, are used for transmission main radiofrequency signal;Withdrawal device is set between first antenna and GPS accesses, DPDT accesses, for GPS accesses and the DPDT accesses to be isolated.Influence the invention enables main radiofrequency signal to GPS signal greatly reduces;First antenna is used as diversity antenna and GPS antenna simultaneously simultaneously, realizes and receives or emit main radiofrequency signal, or receives the function of GPS signal, simplifies antenna setting, reduces hardware cost.
Description
Technical field
The present invention relates to antenna technical field, more particularly to a kind of antenna assembly and terminal.
Background technology
GPS (Global Positioning System, global positioning system) is widely used to mobile phone, tablet computer
Etc. terminals navigation.Since GPS sensitivity is higher, it is highly susceptible to the interference of radiofrequency signal, such as LCD (Liquid
Crystal Display, liquid crystal display) bright screen when flexible PCB or drive integrated circult radiation interference, GSM1800/
The main wave radiation interference of WB2, the interference of B13/14 second harmonics etc., can all cause the sensitivity of GPS to decline (De-sense).
Present inventor has found that terminal holds main collection day when main collection antenna in order to make up at present in long-term research and development
The case where line receptivity is deteriorated, is usually added into TAS (smart antenna handoff technique), that is, passes through DPDT (Double Pole
Double Throw, double-point double-throw switch) access switching antenna connection, therefore terminal need simultaneously be laid out main collection antenna, divide
Collect antenna and GPS antenna.And the isolation of diversity antenna and GPS antenna is insufficient, just easily when diversity antenna is as transmitting terminal
Influence the receptivity of GPS antenna.If by GPS accesses front end plus groove, fixed frequency range in the main radio frequency that can only decay
Energy, the energy for the entire main radio frequency that cannot completely decay.
Invention content
A kind of antenna assembly of present invention offer and terminal are vulnerable to main radiofrequency signal to solve GPS antenna in the prior art
Interference, caused by GPS sensitivity decline the technical issues of.
In order to solve the above technical problems, one aspect of the present invention is to provide a kind of antenna assembly, including:
First antenna, for receiving or emitting main radiofrequency signal, or reception GPS signal;
GPS accesses are electrically connected with the first antenna, for receiving the GPS signal;
DPDT accesses are electrically connected with the first antenna, are used for transmission the main radiofrequency signal;
Withdrawal device is set between the first antenna and the GPS accesses, the DPDT accesses, described for being isolated
GPS accesses and the DPDT accesses.
In order to solve the above technical problems, another technical solution used in the present invention is to provide a kind of terminal, including it is above-mentioned
Antenna assembly.
The present invention by the way that withdrawal device is arranged between first antenna and GPS accesses, DPDT accesses, be isolated GPS accesses and
DPDT accesses so that influence of the main radiofrequency signal to GPS signal greatly reduces;Simultaneously first antenna simultaneously as diversity antenna and
GPS antenna is realized and receives or emit main radiofrequency signal, or receives the function of GPS signal, simplifies antenna setting, reduce hardware at
This.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing, wherein:
Fig. 1 is the structural schematic diagram of one embodiment of inventive antenna device;
Fig. 2 is the structural schematic diagram of another embodiment of inventive antenna device;
Fig. 3 is the structural schematic diagram of terminal embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment belongs to the scope of protection of the invention.
Referring to Fig. 1, one embodiment of inventive antenna device include first antenna 101, withdrawal device 102, GPS accesses 103,
DPDT accesses 104, the second antenna 105, diversity signal access 106 and main collection signal path 107.Wherein, first antenna 101 is used for
Main radiofrequency signal is received or emitted, or receives GPS signal;GPS accesses 103 are electrically connected with first antenna 101, for receiving GPS
Signal;DPDT accesses 104 are electrically connected with first antenna 101, are used for transmission main radiofrequency signal;Withdrawal device 102 is set to first day
Between line 101 and GPS accesses 103, DPDT accesses 104, for GPS accesses 103 and DPDT accesses 104 to be isolated;Second antenna 105
It is electrically connected with DPDT accesses 104, for receiving or emitting main radiofrequency signal;Diversity signal access 106 and DPDT accesses 104 are electrically connected
It connects, for receiving main radiofrequency signal;Main collection signal path 107 is electrically connected with DPDT accesses 104, for receiving or sending main radio frequency
Signal.
In the present embodiment, first antenna 101 is used as diversity antenna and GPS antenna simultaneously, saves original GPS antenna;
Collect antenna based on second antenna 105.
Specifically, withdrawal device 102 includes signal input port 1021, GPS output ports 1022 and the output of main radiofrequency signal
Port 1023, signal input port 1021 are electrically connected with first antenna 101, and GPS output ports 1022 and GPS accesses 103 are electrically connected
It connects, main RF signal output mouth 1023 is electrically connected with DPDT accesses 104.
When first antenna 101 and 105 received signal strength of the second antenna are in normal value, DPDT accesses 104 are without cutting
Change the connection of withdrawal device 102, the second antenna 105 respectively with diversity signal access 106, main collection signal path 107.Diversity signal is logical
Road 106 is electrically connected by DPDT accesses 104 and withdrawal device 102 with first antenna 101, and withdrawal device 102 is closed at this time, withdrawal device
102 for as conducting wire electrical connection first antenna 101 and diversity signal access 106, main collection signal path 107 to pass through DPDT accesses
104 are electrically connected with the second antenna 105.First antenna 101 receives main radiofrequency signal, is sent out by withdrawal device 102 and DPDT accesses 104
It send to diversity signal access 106;First antenna 101 receives GPS signal, and GPS accesses 103 are sent to by withdrawal device 102;Second
Antenna 105 receives main radiofrequency signal, and main collection signal path 107 is sent to by DPDT accesses 104;Main collection signal path 107 is logical
It crosses DPDT accesses 104 and sends main radiofrequency signal to the second antenna 105, the second antenna 105 is by main emission of radio frequency signals to the external world.
When the second antenna 105 is blocked so that the second antenna 105 receives the intensity value of signal and first antenna 101 receives
The intensity value of signal is more than or equal to 10dB, i.e. first antenna 101 receives the reception signal of the-the second antenna of intensity value 105 of signal
When intensity value >=10dB, DPDT accesses 104 switch withdrawal device 102, the second antenna 105 respectively with diversity signal access 106, main collection
The connection of signal path 107.Diversity signal access 106 is electrically connected by DPDT accesses 104 with the second antenna 105, main collection signal
Access 107 is electrically connected by DPDT accesses 104 and withdrawal device 102 with first antenna 101.First antenna 101 receives main radio frequency letter
Number, main collection signal path 107 is sent to by withdrawal device 102 and DPDT accesses 104;First antenna 101 receives GPS signal, leads to
It crosses withdrawal device 102 and is sent to GPS accesses 103;Main collection signal path 107 sends master by DPDT accesses 104 and withdrawal device 102 and penetrates
Frequency signal is to first antenna 101, and first antenna 101 is by main emission of radio frequency signals to the external world;Second antenna 105 receives main radio frequency letter
Number, diversity signal access 106 is sent to by DPDT accesses 104.Withdrawal device 102 is opened at this time so that main collection signal path 107
It is sent to the main radiofrequency signal of main RF signal output mouth 1023 by DPDT accesses 104, is radiated to GPS output ports 1022
When decay, GPS accesses 103 and DPDT accesses 104 is isolated.Such as switch when intermediate frequency is not involved in TAS, B5 in main radiofrequency signal
(Bands 5, the 5th frequency range) although, frequency of the frequency from GPS signal of B7, B8, B12, B13, B20, B28 farther out, it is main
The power of radiofrequency signal is larger, still can some power leakage as main radiofrequency signal is radiated to the direction of GPS accesses 103
Onto the frequency of GPS signal, GPS signal is impacted;Switch when intermediate frequency participates in TAS, B1, B2, B3, B4 in dominant frequency signal
Frequency influences bigger to GPS signal, therefore GPS accesses 103 and DPDT accesses 104 is isolated by withdrawal device 102 so that main radio frequency
Signal radiation is greatly reduced to power when GPS accesses 103, alleviates the influence to GPS signal.
In the present embodiment, the main radiofrequency signal of main RF signal output mouth 1023 is radiated to GPS output ports 1022
When attenuation be more than or equal to 35dB, such as 35dB, 40dB or 45dB.
The embodiment of the present invention between first antenna and GPS accesses, DPDT accesses by being arranged withdrawal device, GPS is isolated
Access and DPDT accesses so that influence of the main radiofrequency signal to GPS signal greatly reduces;First antenna is used as diversity simultaneously simultaneously
Antenna and GPS antenna are realized and receive or emit main radiofrequency signal, or receive the function of GPS signal, simplify antenna setting, reduce
Hardware cost.
Referring to Fig. 2, another embodiment of inventive antenna device include first antenna 201, withdrawal device 202, GPS accesses 203,
DPDT accesses 204, the second antenna 205, diversity signal access 206, main collection signal path 207 and partition board 208.Wherein, first day
Line 201 is for receiving or emitting main radiofrequency signal, or reception GPS signal;GPS accesses 203 are electrically connected with first antenna 201, are used
In reception GPS signal;DPDT accesses 204 are electrically connected with first antenna 201, are used for transmission main radiofrequency signal;Withdrawal device 202 is arranged
Between first antenna 201 and GPS accesses 203, DPDT accesses 204, for GPS accesses 203 and DPDT accesses 204 to be isolated;The
Two antennas 205 are electrically connected with DPDT accesses 204, for receiving or emitting main radiofrequency signal;Diversity signal access 206 and DPDT is logical
Road 204 is electrically connected, for receiving main radiofrequency signal;Main collection signal path 207 is electrically connected with DPDT accesses 204, for receive or
Send main radiofrequency signal;Partition board 208 is set between GPS accesses 203 and main collection signal path 207, for GPS accesses to be isolated
203 and main collection signal path 207.
Specifically, when the second antenna 205 is blocked so that the second antenna 205 receives the intensity value and first antenna of signal
201 intensity values for receiving signal are more than or equal to 10dB, i.e. first antenna 201 receives the reception of the-the second antenna of intensity value 205 of signal
When intensity value >=10dB of signal, DPDT accesses 204 switch withdrawal device 202, the second antenna 205 respectively with diversity signal access
206, the connection of main collection signal path 207.Diversity signal access 206 is electrically connected by DPDT accesses 204 with the second antenna 205,
Main collection signal path 207 is electrically connected by DPDT accesses 204 and withdrawal device 202 with first antenna 201, and withdrawal device 202 is opened at this time
It opens so that the main radiofrequency signal of DPDT accesses 204 decays when being radiated to GPS accesses 203, logical GPS accesses 203 and DPDT is isolated
Road 204.In the present embodiment, power amplifier is set in main collection signal path 207, power amplifier itself will produce strong spoke
It penetrates, when the hypotelorism that GPS accesses 203 are arranged with main collection signal path 207, main radiofrequency signal can still influence GPS signal, because
This, by the way that partition board 208 is arranged so that GPS accesses 203 and main collection signal path 207 is isolated.
The embodiment of the present invention between first antenna and GPS accesses, DPDT accesses by being arranged withdrawal device, GPS is isolated
Access and DPDT accesses so that influence of the main radiofrequency signal to GPS signal greatly reduces;First antenna is used as diversity simultaneously simultaneously
Antenna and GPS antenna are realized and receive or emit main radiofrequency signal, or receive the function of GPS signal, simplify antenna setting, reduce
Hardware cost.
Referring to Fig. 3, terminal embodiment of the present invention includes antenna assembly 300, specifically, the structure of antenna assembly 300 referring to
Said antenna device embodiment, details are not described herein.
The embodiment of the present invention between first antenna and GPS accesses, DPDT accesses by being arranged withdrawal device, GPS is isolated
Access and DPDT accesses so that influence of the main radiofrequency signal to GPS signal greatly reduces;First antenna is used as diversity simultaneously simultaneously
Antenna and GPS antenna are realized and receive or emit main radiofrequency signal, or receive the function of GPS signal, simplify antenna setting, reduce
Hardware cost.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field is included within the scope of the present invention.
Claims (10)
1. a kind of antenna assembly, which is characterized in that including:
First antenna, for receiving or emitting main radiofrequency signal, or reception GPS signal;
GPS accesses are electrically connected with the first antenna, for receiving the GPS signal;
DPDT accesses are electrically connected with the first antenna, are used for transmission the main radiofrequency signal;
Withdrawal device is set between the first antenna and the GPS accesses, the DPDT accesses, logical for the GPS to be isolated
Road and the DPDT accesses.
2. antenna assembly according to claim 1, which is characterized in that the antenna assembly further includes:
Second antenna is electrically connected with the DPDT accesses, for receiving or emitting the main radiofrequency signal;
Diversity signal access is electrically connected with the DPDT accesses, for receiving the main radiofrequency signal;
Main collection signal path is electrically connected with the DPDT accesses, for receiving or sending the main radiofrequency signal.
3. antenna assembly according to claim 2, which is characterized in that
The withdrawal device includes signal input port, GPS output ports and main RF signal output mouth, the signal input part
Mouth is electrically connected with the first antenna, and the GPS output ports are electrically connected with the GPS accesses, the main radiofrequency signal output
Port is electrically connected with the DPDT accesses.
4. antenna assembly according to claim 3, which is characterized in that
The DPDT accesses be additionally operable to switch the withdrawal device, second antenna respectively with the diversity signal access, described
The connection of main collection signal path.
5. antenna assembly according to claim 4, which is characterized in that
When the first antenna and the second antenna received signal strength are in normal value, the diversity signal access passes through
The DPDT accesses and the withdrawal device are electrically connected with the first antenna, and the main collection signal path passes through the DPDT accesses
It is electrically connected with second antenna;When the intensity value of second antenna reception signal and the first antenna receive the strong of signal
When angle value is more than or equal to 10dB, the diversity signal access is electrically connected by the DPDT accesses with second antenna, described
Main collection signal path is electrically connected by the DPDT accesses and the withdrawal device with the first antenna.
6. antenna assembly according to claim 5, which is characterized in that
When the diversity signal access is electrically connected by the DPDT accesses and the withdrawal device with the first antenna, the pumping
Device is taken to close, the withdrawal device is used to be electrically connected the first antenna and the diversity signal access as conducting wire;As the master
When collection signal path is electrically connected by the DPDT accesses and the withdrawal device with the first antenna, the withdrawal device is opened,
So that the main radiofrequency signal of the main RF signal output mouth decays when being radiated to the GPS output ports, with isolation
The GPS accesses and the DPDT accesses.
7. antenna assembly according to claim 6, which is characterized in that
When the main radiofrequency signal of the main RF signal output mouth is radiated to the GPS output ports attenuation be more than etc.
In 35dB.
8. antenna assembly according to claim 2, which is characterized in that
The first antenna is used as diversity antenna and GPS antenna simultaneously, collects antenna based on second antenna.
9. antenna assembly according to claim 2, which is characterized in that the antenna assembly further includes partition board, is set to institute
It states between GPS accesses and the main collection signal path, for the GPS accesses and the main collection signal path to be isolated.
10. a kind of terminal, which is characterized in that including claim 1 to 9 any one of them antenna assembly.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810024932.8A CN108390162B (en) | 2018-01-10 | 2018-01-10 | Antenna device and terminal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810024932.8A CN108390162B (en) | 2018-01-10 | 2018-01-10 | Antenna device and terminal |
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CN108390162A true CN108390162A (en) | 2018-08-10 |
CN108390162B CN108390162B (en) | 2021-05-04 |
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CN201810024932.8A Active CN108390162B (en) | 2018-01-10 | 2018-01-10 | Antenna device and terminal |
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Citations (7)
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CN103401577A (en) * | 2013-07-12 | 2013-11-20 | 惠州Tcl移动通信有限公司 | Antenna switching system of mobile terminal |
US20140105079A1 (en) * | 2012-10-11 | 2014-04-17 | Sony Mobile Communications Ab | Dual swapping switches to meet linearity demands of 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 |
CN105634569A (en) * | 2015-12-31 | 2016-06-01 | 宇龙计算机通信科技(深圳)有限公司 | Control circuit and terminal achieving carrier aggregation and WIFI double-frequency MIMO |
CN106209154A (en) * | 2016-07-01 | 2016-12-07 | 乐视控股(北京)有限公司 | Antenna assembly and major-minor collection antenna-switching device thereof and method |
CN107069216A (en) * | 2017-02-27 | 2017-08-18 | 维沃移动通信有限公司 | A kind of antenna structure, mobile terminal and method of controlling antenna |
US20170365914A1 (en) * | 2016-06-16 | 2017-12-21 | Samsung Electronics Co., Ltd. | Antenna and electronic device including the same |
-
2018
- 2018-01-10 CN CN201810024932.8A patent/CN108390162B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140105079A1 (en) * | 2012-10-11 | 2014-04-17 | Sony Mobile Communications Ab | Dual swapping switches to meet linearity demands of carrier aggregation |
CN103401577A (en) * | 2013-07-12 | 2013-11-20 | 惠州Tcl移动通信有限公司 | Antenna switching system of mobile terminal |
CN105099476A (en) * | 2015-07-20 | 2015-11-25 | 联想(北京)有限公司 | Electronic device and signal processing method thereof |
CN105634569A (en) * | 2015-12-31 | 2016-06-01 | 宇龙计算机通信科技(深圳)有限公司 | Control circuit and terminal achieving carrier aggregation and WIFI double-frequency MIMO |
US20170365914A1 (en) * | 2016-06-16 | 2017-12-21 | Samsung Electronics Co., Ltd. | Antenna and electronic device including the same |
CN106209154A (en) * | 2016-07-01 | 2016-12-07 | 乐视控股(北京)有限公司 | Antenna assembly and major-minor collection antenna-switching device thereof and method |
CN107069216A (en) * | 2017-02-27 | 2017-08-18 | 维沃移动通信有限公司 | A kind of antenna structure, mobile terminal and method of controlling antenna |
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