CN109301507A - Millimeter wave antenna system and mobile terminal based on LCP material - Google Patents
Millimeter wave antenna system and mobile terminal based on LCP material Download PDFInfo
- Publication number
- CN109301507A CN109301507A CN201811032435.9A CN201811032435A CN109301507A CN 109301507 A CN109301507 A CN 109301507A CN 201811032435 A CN201811032435 A CN 201811032435A CN 109301507 A CN109301507 A CN 109301507A
- Authority
- CN
- China
- Prior art keywords
- antenna
- millimeter wave
- lcp material
- circuit
- antenna system
- 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.)
- Pending
Links
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
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
Landscapes
- Details Of Aerials (AREA)
Abstract
The invention discloses a kind of millimeter wave antenna systems and mobile terminal based on LCP material, millimeter wave antenna system includes antenna module, the antenna module includes antenna stack, substrate layer and circuit layer, it is characterized in that, the material of the substrate layer is LCP material, the antenna stack and circuit layer are respectively arranged on the opposite two sides of the substrate layer, and the antenna stack and circuit layer are electrically connected.Using LCP material as substrate layer, antenna stack and circuit layer are integrated, avoided using board to board connector, cost can be reduced, electromagnetic leakage is reduced, improves the stability of antenna system；The loss of LCP material is low, can effectively evade excess loss caused by connector；LCP material has flexibility, convenient for integrating with other component, can be occupied little space, be developed conducive to mobile terminal towards lightening direction with bending forming.Antenna system of the invention, structure is simple, and antenna performance is good.
Description
Technical field
The present invention relates to antenna technical fields more particularly to a kind of based on the millimeter wave antenna system of LCP material and movement
Terminal.
Background technique
The development of mobile communication technology, which is pursued, brings faster experience to user, and opposite fourth generation mobile communication technology is come
It says, traffic rate can be improved 20~100 times by the appearance of the 5th third-generation mobile communication, and key factor therein is that 5G utilizes millimeter wave
Frequency range is capable of providing broader frequency bandwidth.In mobile terminal device, realize millimetre-wave attenuator key and challenge be as
What realizes millimeter wave antenna, and millimeter wave antenna is integrated in inside terminal device.Traditionally, the antenna of terminal device is mostly
Independent design, then interconnected antenna and equipment main circuit board by board to board connector, there are all in millimeter wave frequency band for which
More problems, such as transmission line loss are excessive low with integrated level etc..In order to allow the 5th third-generation mobile communication technical application, it is necessary to solve
The problem of implementation of millimeter wave antenna in mobile terminal device.
The antenna of traditional mobile terminal equipment, is located in some position of equipment outer rim, for example, top, bottom or in
Between, certain positions on antenna and equipment main circuit board need to place board to board connector, are also required to place on simultaneous transmission line
The connector of another kind adaptation, is fastened by two kinds of connector interworkings, realizes interconnection.In general, the fastening number of connector
Limited, after repeatedly fastening, electrical property and mechanical performance etc. can gradually deteriorate, and after in addition fastening, contact engaging and separating force is also limited, when
When Complete machine system design is bad, the problems such as easily causing connective stability.
With the development of the 5th third-generation mobile communication technology, working frequency is higher and higher, especially the introducing of millimeter wave frequency band,
This traditional mutual contact mode difficulty is increasing, and the requirement for board to board connector is also very high, is unfavorable for machine system
Performance and integrated.In millimeter wave frequency band, connector can not only introduce additional loss, also be easy to appear electromagnetic leakage problem,
Electromagnetic interference is brought to other components in terminal device.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of based on the millimeter wave antenna system of LCP material and movement
The integrated level and stability of machine system can be improved in terminal.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows:
A kind of millimeter wave antenna system based on LCP material, including antenna module, the antenna module include antenna stack,
The material of substrate layer and circuit layer, the substrate layer is LCP material, and the antenna stack and circuit layer are respectively arranged at the substrate
On the opposite two sides of layer, and the antenna stack and circuit layer are electrically connected.
Another technical solution that the present invention uses are as follows:
A kind of mobile terminal, including the millimeter wave antenna system based on LCP material.
The beneficial effects of the present invention are: it is different from traditional that antenna is individually designed, then passes through board to board connector
Antenna and other component electrical connection are realized into antenna function, the present invention uses LCP material as substrate layer, by antenna stack and electricity
Road floor integrates, and avoids using board to board connector, can reduce cost, reduces electromagnetic leakage, improves antenna system
Stability；The loss of LCP material is low, can effectively evade excess loss caused by connector；LCP material has flexibility, can be with
Bending forming occupies little space, develops conducive to mobile terminal towards lightening direction convenient for integrating with other component.Of the invention
Antenna system, structure is simple, and antenna performance is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the mobile terminal of the embodiment of the present invention one；
Fig. 2 is the structural schematic diagram of the millimeter wave antenna system of the embodiment of the present invention one；
Fig. 3 is that the millimeter wave antenna system of the embodiment of the present invention one is directed toward 50 degree of directional diagram；
Fig. 4 is the directional diagram that the millimeter wave antenna system of the embodiment of the present invention one is directed toward -30 degree；
Fig. 5 is the structural schematic diagram of the mobile terminal of the embodiment of the present invention two；
Fig. 6 is the structural schematic diagram of the millimeter wave antenna system of the embodiment of the present invention two；
Fig. 7 is the structural schematic diagram of the mobile terminal of the embodiment of the present invention three；
Fig. 8 is the structural schematic diagram of the millimeter wave antenna system of the embodiment of the present invention three.
Label declaration:
1, millimeter wave antenna system；2, main part；11, substrate layer；12, circuit layer；13, antenna element；14, connector；
15, transmission line.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
The most critical design of the present invention is: substrate layer uses LCP material, antenna stack and circuit layer are integrated,
The antenna system of formation, integrated level is high, and stability is good and is lost small.
Please refer to Fig. 1 to Fig. 8, a kind of millimeter wave antenna system 1 based on LCP material, including antenna module, the antenna
Component includes antenna stack, substrate layer 11 and circuit layer 12, and the material of the substrate layer 11 is LCP material, the antenna stack and electricity
Road floor 12 is respectively arranged on the opposite two sides of the substrate layer 11, and the antenna stack and circuit layer 12 are electrically connected.
As can be seen from the above description, the beneficial effects of the present invention are: it is different from traditional that antenna is individually designed, then leads to
It crosses board to board connector and antenna and other component electrical connection is realized into antenna function, the present invention is using LCP material as substrate
Layer, antenna stack and circuit layer are integrated, avoided using board to board connector, can reduce cost, reduce electromagnetic leakage,
Improve the stability of antenna system；The loss of LCP material is low, can effectively evade excess loss caused by connector；LCP material
With flexibility, convenient for being integrated with other component, can be occupied little space with bending forming.
Further, the antenna stack includes at least two spaced antenna element 13.
Further, the antenna element be Circular microstrip patch antenna, rectangular microband paste antenna, monopole antenna,
At least one of dipole antenna, Uda antenna, quasi- Uda antenna and log-periodic antenna.
Seen from the above description, antenna element can be a form of antenna, be also possible to the antenna of diversified forms
Combination.
It further, further include connection component, the connection component includes connector 14 and transmission line 15, the transmission
Route 15 is electrically connected with the connector 14 and circuit layer 12 respectively.
Further, the circuit layer 12 includes phase-shift circuit, amplitude control circuit, frequency changer circuit and/or peripheral circuit.
Another technical solution of the present invention are as follows:
A kind of mobile terminal, including the millimeter wave antenna system 1 based on LCP material.
Further, including main part 2, the antenna module are arranged close to the edge of the main part 2.
Embodiment one
Please refer to Fig. 1 and Fig. 2, the embodiment of the present invention one are as follows:
A kind of mobile terminal as shown in Figure 1, including main part 2 and based on the millimeter wave antenna system 1 of LCP material, institute
Stating millimeter wave antenna system 1 includes antenna module and connection component, and the antenna module is set close to the edge of the main part 2
It sets, the pcb board electrical connection of the connection component and mobile terminal.In the present embodiment, a length of the antenna module close to main part 2
Side setting.
As shown in Fig. 2, the antenna module includes antenna stack, substrate layer 11 and circuit layer 12, the material of the substrate layer 11
Matter is LCP material, and the antenna stack and circuit layer 12 are respectively arranged on the opposite two sides of the substrate layer 11, and the day
Line layer and circuit layer 12 are electrically connected, specifically, metallization VIA can be set on substrate layer 11, it will by metallization VIA
Antenna stack and circuit layer 12 are electrically connected, naturally it is also possible to motivate day using other connection types, such as coupling feed way
Line layer.The antenna stack includes at least two spaced antenna element 13, and the antenna element 13 is rectangular microstrip patch
Chip antenna.In the present embodiment, the number of antenna element 13 is eight.Single polarization radiation characteristic may be implemented in antenna system, can also
To realize dual polarised radiation characteristic.The circuit layer 12 includes phase-shift circuit, amplitude control circuit, frequency changer circuit and/or periphery
Circuit etc., phase-shift circuit and amplitude control circuit can adjust the amplitude and phase of each antenna element 13, realize day
The Wave beam forming and scanning function of linear array；The lower intermediate-freuqncy signal of frequency can be transformed to millimeter wave frequency band by frequency changer circuit,
Realize that antenna works in millimeter wave frequency band.Above-mentioned phase-shift circuit, amplitude control circuit, frequency changer circuit are preferably realized in a circuit
It in chip, can also be implemented separately, then be placed on LCP material and interconnect.The number of circuit chip, which can according to need, to be set
It sets, the number of the circuit chip of the present embodiment is two.The connection component includes connector 14 and transmission line 15, the biography
Defeated route 15 is electrically connected with the connector 14 and circuit layer 12 respectively.The number of connector 14, which can according to need, to be set
It sets, the number of the connector 14 of the present embodiment is two.
The present embodiment gives the radiation characteristic of millimeter wave antenna system 1 by emulating data, when antenna system work,
By adjusting the amplitude and phase for motivating each antenna element 13, the antenna pattern of available high-gain, and gain are maximum
The region for needing to cover is directed toward in direction, as shown in figure 3, realizing the antenna pattern for being directed toward 50 degree of directions.Day is motivated when changing
After the amplitude and phase of line unit 13, and other directions can be directed toward, as shown in figure 4, antenna radiation pattern is directed toward -30 degree directions,
It can be seen that the millimeter wave antenna system 1 of the present embodiment has Wave beam forming and scanning function.
Embodiment two
Referring to figure 5. and Fig. 6, the embodiment of the present invention two and embodiment one the difference is that:
The number of antenna element 13 is four, and the number of circuit chip is one, and the number of connector 14 is one, antenna
Component is arranged close to a short side of main part 2, and the difference of the shape of the transmission line 15 in connection component and embodiment one.
Embodiment three
Please refer to Fig. 7 and Fig. 8, the embodiment of the present invention three and embodiment one the difference is that:
The number of antenna element 13 is four, and antenna element 13 is Circular microstrip patch antenna.The number of circuit chip is
One, the number of connector 14 is one, and antenna module is arranged close to a short side of main part 2, and the biography in connection component
The shape of defeated route 15 and the difference of embodiment one.
Antenna element of the invention can be not limited to rectangular microband paste antenna or Circular microstrip patch day with flexible choice
Line, including but not limited to monopole antenna, dipole antenna, Uda antenna, quasi- Uda antenna and logarithm period day
Line etc. can also use the combination of some of antennas, such as the combination of rectangular microband paste antenna and quasi- Uda antenna.
The antenna element used, both may be implemented single polarization radiation characteristic, and dual polarised radiation characteristic also may be implemented, which kind of is specifically chosen
Radiation characteristic can be based on application demand, independent and flexible selection.
The shape of transmission line in connection component can be according to the concrete shape and phase of other component inside mobile terminal
Positional relationship is designed, cabling can be carried out along a plane, the space that also can use short transverse carries out cabling.
In conclusion a kind of millimeter wave antenna system and mobile terminal based on LCP material provided by the invention, aerial system
System uses integrated setting, can reduce transmission loss, improves the overall performance of antenna system, is conducive to mobile terminal towards lightening
Direction is developed.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (7)
1. a kind of millimeter wave antenna system based on LCP material, including antenna module, the antenna module include antenna stack, base
Material layer and circuit layer, which is characterized in that the material of the substrate layer is LCP material, and the antenna stack and circuit layer are respectively set
In on the opposite two sides of the substrate layer, and the antenna stack and circuit layer are electrically connected.
2. the millimeter wave antenna system according to claim 1 based on LCP material, which is characterized in that the antenna stack packet
Include at least two spaced antenna element.
3. the millimeter wave antenna system according to claim 2 based on LCP material, which is characterized in that the antenna element
For Circular microstrip patch antenna, rectangular microband paste antenna, monopole antenna, dipole antenna, Uda antenna, quasi- Yagi spark gap
At least one of Uda antenna and log-periodic antenna.
4. the millimeter wave antenna system according to claim 1 based on LCP material, which is characterized in that further include connection group
Part, the connection component include connector and transmission line, and the transmission line is electrical with the connector and circuit layer respectively
Connection.
5. the millimeter wave antenna system according to claim 1 based on LCP material, which is characterized in that the circuit layer packet
Include phase-shift circuit, amplitude control circuit, frequency changer circuit and/or peripheral circuit.
6. a kind of mobile terminal, which is characterized in that including the millimeter based on LCP material described in claim 1-5 any one
Wave antenna system.
7. mobile terminal according to claim 6, which is characterized in that including main part, the antenna module is close to described
The edge of main part is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811032435.9A CN109301507A (en) | 2018-09-05 | 2018-09-05 | Millimeter wave antenna system and mobile terminal based on LCP material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811032435.9A CN109301507A (en) | 2018-09-05 | 2018-09-05 | Millimeter wave antenna system and mobile terminal based on LCP material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109301507A true CN109301507A (en) | 2019-02-01 |
Family
ID=65166141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811032435.9A Pending CN109301507A (en) | 2018-09-05 | 2018-09-05 | Millimeter wave antenna system and mobile terminal based on LCP material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109301507A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467356A (en) * | 2019-09-09 | 2021-03-09 | 北京小米移动软件有限公司 | Antenna assembly and terminal |
| US11258184B2 (en) | 2019-08-21 | 2022-02-22 | Ticona Llc | Antenna system including a polymer composition having a low dissipation factor |
| US11555113B2 (en) | 2019-09-10 | 2023-01-17 | Ticona Llc | Liquid crystalline polymer composition |
| US11637365B2 (en) | 2019-08-21 | 2023-04-25 | Ticona Llc | Polymer composition for use in an antenna system |
| US11646760B2 (en) | 2019-09-23 | 2023-05-09 | Ticona Llc | RF filter for use at 5G frequencies |
| US11721888B2 (en) | 2019-11-11 | 2023-08-08 | Ticona Llc | Antenna cover including a polymer composition having a low dielectric constant and dissipation factor |
| US11728559B2 (en) | 2021-02-18 | 2023-08-15 | Ticona Llc | Polymer composition for use in an antenna system |
| US11729908B2 (en) | 2020-02-26 | 2023-08-15 | Ticona Llc | Circuit structure |
| US11912817B2 (en) | 2019-09-10 | 2024-02-27 | Ticona Llc | Polymer composition for laser direct structuring |
| US11917753B2 (en) | 2019-09-23 | 2024-02-27 | Ticona Llc | Circuit board for use at 5G frequencies |
| US12035467B2 (en) | 2023-06-27 | 2024-07-09 | Ticona Llc | Circuit structure |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090251357A1 (en) * | 2008-04-04 | 2009-10-08 | Toyota Motor Engineering & Manufacturing North America, Inc. | Dual-band antenna array and rf front-end for mm-wave imager and radar |
| US20090322643A1 (en) * | 2008-06-30 | 2009-12-31 | Debabani Choudhury | Integrated high performance package systems for mm-wave array applications |
| CN101728643A (en) * | 2010-01-27 | 2010-06-09 | 电子科技大学 | Millimeter-wave ultra-wideband slot antenna made of liquid crystal polymer |
| CN103457015A (en) * | 2013-08-07 | 2013-12-18 | 中国电子科技集团公司第十研究所 | Integrated millimeter wave active phased-array antenna |
| CN103493292A (en) * | 2011-03-15 | 2014-01-01 | 英特尔公司 | Mm-wave phased array antenna and system integration on semi-flex packaging |
| CN108417995A (en) * | 2018-05-11 | 2018-08-17 | 深圳市信维通信股份有限公司 | Antenna element and array antenna for 5G mobile communication |
| CN208904227U (en) * | 2018-09-05 | 2019-05-24 | 深圳市信维通信股份有限公司 | Millimeter wave antenna system and mobile terminal based on LCP material |
-
2018
- 2018-09-05 CN CN201811032435.9A patent/CN109301507A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090251357A1 (en) * | 2008-04-04 | 2009-10-08 | Toyota Motor Engineering & Manufacturing North America, Inc. | Dual-band antenna array and rf front-end for mm-wave imager and radar |
| US20090322643A1 (en) * | 2008-06-30 | 2009-12-31 | Debabani Choudhury | Integrated high performance package systems for mm-wave array applications |
| CN101728643A (en) * | 2010-01-27 | 2010-06-09 | 电子科技大学 | Millimeter-wave ultra-wideband slot antenna made of liquid crystal polymer |
| CN103493292A (en) * | 2011-03-15 | 2014-01-01 | 英特尔公司 | Mm-wave phased array antenna and system integration on semi-flex packaging |
| CN103457015A (en) * | 2013-08-07 | 2013-12-18 | 中国电子科技集团公司第十研究所 | Integrated millimeter wave active phased-array antenna |
| CN108417995A (en) * | 2018-05-11 | 2018-08-17 | 深圳市信维通信股份有限公司 | Antenna element and array antenna for 5G mobile communication |
| CN208904227U (en) * | 2018-09-05 | 2019-05-24 | 深圳市信维通信股份有限公司 | Millimeter wave antenna system and mobile terminal based on LCP material |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11637365B2 (en) | 2019-08-21 | 2023-04-25 | Ticona Llc | Polymer composition for use in an antenna system |
| US11258184B2 (en) | 2019-08-21 | 2022-02-22 | Ticona Llc | Antenna system including a polymer composition having a low dissipation factor |
| US11705641B2 (en) | 2019-08-21 | 2023-07-18 | Ticoan Llc | Antenna system including a polymer composition having a low dissipation factor |
| CN112467356B (en) * | 2019-09-09 | 2024-01-02 | 北京小米移动软件有限公司 | Antenna assembly and terminal |
| CN112467356A (en) * | 2019-09-09 | 2021-03-09 | 北京小米移动软件有限公司 | Antenna assembly and terminal |
| US11555113B2 (en) | 2019-09-10 | 2023-01-17 | Ticona Llc | Liquid crystalline polymer composition |
| US11912817B2 (en) | 2019-09-10 | 2024-02-27 | Ticona Llc | Polymer composition for laser direct structuring |
| US11646760B2 (en) | 2019-09-23 | 2023-05-09 | Ticona Llc | RF filter for use at 5G frequencies |
| US11917753B2 (en) | 2019-09-23 | 2024-02-27 | Ticona Llc | Circuit board for use at 5G frequencies |
| US11721888B2 (en) | 2019-11-11 | 2023-08-08 | Ticona Llc | Antenna cover including a polymer composition having a low dielectric constant and dissipation factor |
| US11729908B2 (en) | 2020-02-26 | 2023-08-15 | Ticona Llc | Circuit structure |
| US11728559B2 (en) | 2021-02-18 | 2023-08-15 | Ticona Llc | Polymer composition for use in an antenna system |
| US12035467B2 (en) | 2023-06-27 | 2024-07-09 | Ticona Llc | Circuit structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208904227U (en) | Millimeter wave antenna system and mobile terminal based on LCP material | |
| CN109301507A (en) | Millimeter wave antenna system and mobile terminal based on LCP material | |
| US7215296B2 (en) | Switched multi-beam antenna | |
| US6593891B2 (en) | Antenna apparatus having cross-shaped slot | |
| US7274339B2 (en) | Dual-band multi-mode array antenna | |
| CN109698406A (en) | Multi-antenna module and mobile terminal | |
| US20070052589A1 (en) | Antenna module | |
| CN112038758A (en) | Ultra-wideband dual-polarized radiation unit, antenna and antenna array | |
| CN110011026B (en) | Antenna unit, antenna array and base station | |
| CN114976665B (en) | Broadband dual-polarized dipole antenna loaded with stable frequency selective surface radiation | |
| CN110148828A (en) | Antenna element and electronic equipment | |
| CN103155277A (en) | Lte antenna pair for mimo/diversity operation in the lte/gsm bands | |
| CN102377016A (en) | High-gain loop array antenna system and electronic device with same | |
| CN108011182A (en) | A kind of circular polarized antenna | |
| CN109546320B (en) | Handheld terminal omnidirectional circularly polarized antenna | |
| CN110176668A (en) | Antenna element and electronic equipment | |
| CN103138043A (en) | Antenna module and mobile terminal | |
| CN105098371B (en) | A kind of electronic equipment and its antenna assembly | |
| US10862215B2 (en) | Antenna device and beam direction adjustment method applied to antenna device | |
| US20220344835A1 (en) | Antenna units, radiation and beam shape of antenna units, and methods thereof | |
| CN212695309U (en) | Ultra-wideband dual-polarized radiation unit, antenna and antenna array | |
| US11211692B2 (en) | Antenna structure and electronic device | |
| CN104143683A (en) | Terminal device | |
| KR101914526B1 (en) | Antenna apparatus with retrodirective array using electromagnetic band gap structure and wireless power transmission system including it | |
| CN1156940C (en) | Printed microstrip dipole antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |