CN109301474A - A kind of antenna for mobile phone suitable for 5G millimeter-wave communication system - Google Patents
A kind of antenna for mobile phone suitable for 5G millimeter-wave communication system Download PDFInfo
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- CN109301474A CN109301474A CN201811344821.1A CN201811344821A CN109301474A CN 109301474 A CN109301474 A CN 109301474A CN 201811344821 A CN201811344821 A CN 201811344821A CN 109301474 A CN109301474 A CN 109301474A
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- antenna
- mobile phone
- communication system
- millimeter
- wave communication
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- 238000004891 communication Methods 0.000 title claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000003491 array Methods 0.000 claims abstract description 6
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 6
- 239000010432 diamond Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims 1
- 238000010295 mobile communication Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- 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
- H01Q1/243—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 with built-in antennas
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
- H01Q21/0075—Stripline fed arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Support Of Aerials (AREA)
Abstract
The invention discloses a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system, are made of two rows of parallel aerial arrays, every row's antenna is made of the identical diamond shape ring antenna unit of five sizes；It is connected between the antenna element vertex of every row by two parallel transmission lines, two rows of aerial arrays are connected by a connecting line, and connecting line is equipped with a coaxial connector, and coaxial connector is fed accordingly to antenna for mobile phone；Antenna for mobile phone is set to the upper right corner on mobile phone substrate upper layer, and mobile phone substrate lower layer is ground level, and the ground level upper left corner and the lower right corner retain two pieces of clearance zones.The present invention uses diamond shape ring antenna unit group battle array, have many advantages, such as that frequency band covering is wide, antenna gain is high and antenna low section, meet the band requirement of the 5th Generation Mobile Communication System of millimeter wave frequency band, compared to the 4G communication system antenna for mobile phone studied in the past, structure of the invention design is simple, size is smaller, solves the problems, such as that interior of mobile phone keeps for Antenna Design insufficient space.
Description
Technical field
The invention belongs to the technical fields of antenna for mobile phone, and in particular to a kind of mobile phone suitable for 5G millimeter-wave communication system
Antenna, more particularly to can be applied to the antenna for mobile phone of the 5th Generation Mobile Communication System of 28GHz and 38GHz millimeter-wave systems.
Background technique
With the rapid development of wireless communication system, the great outburst of data traffic, so that forth generation mobile communication at present
Network is towards five third generation mobile communication networks (5G) evolution, therefore 5G has become the hot spot studied now.Such as, Internet of Things,
The technical fields such as car networking, multiple-input and multiple-output have had begun to be merged with 5G communication system, this will make hundreds of millions of hands
Machine can access in this platform of 5G network, and the application such as smart grid, intelligent medical, intelligent transportation will be according in following life
Rely the big data information of 5G system to become more intelligent.
Since mobile phone terminal keeps for the space of Antenna Design smaller and smaller, which results in antenna for mobile phone constantly towards compact
The direction evolution of type structure.In mobile communication system, the conventional mobile phone antenna of such as plane inverse-F structure is gradually by other structures
It is substituted.Loop aerial is due to having the structure of wider bandwidth, low section, preferable radiance therefore can become the 5th
The replacer of Generation Mobile Communication System antenna for mobile phone.
Since radio spectrum resources majority used at present has had been used to the third generation and forth generation communication system, for 5G
The frequency spectrum resource of system is limited, is unable to satisfy the data downloading speed of hypervelocity as defined in 5G communication protocol standard, so 5G is logical
Letter system will will use the millimeter wave frequency band resource of 28-300GHz, and electromagnetic wave is turned to the shorter milli of wavelength by centimeter wave at this time
Metric wave, so 28-300GHz frequency spectrum, other than resource more enriches this advantage, its wavelength is shorter to be more favorable to narrow
Interior of mobile phone space in design antenna.
Summary of the invention
The technical problem to be solved by the present invention is to solve the above shortcomings of the prior art and to provide a kind of work in millimeter wave
28GHz the and 38GHz two-band 5G antenna for mobile phone of communications band.
To realize the above-mentioned technical purpose, the technical scheme adopted by the invention is as follows:
A kind of antenna for mobile phone suitable for 5G millimeter-wave communication system is made of two rows of parallel aerial arrays, every row's antenna by
The identical diamond shape ring antenna unit of five sizes is constituted；Connected between the antenna element vertex of every row by two parallel transmission lines
It connects, two rows of aerial arrays are connected by a connecting line, and connecting line is equipped with a coaxial connector, and coaxial connector gives mobile phone day
Line is fed accordingly；The antenna for mobile phone is set to the upper right corner on mobile phone substrate upper layer, and mobile phone substrate lower layer is ground level, ground
The plane upper left corner and the lower right corner retain two pieces of clearance zones.
To optimize above-mentioned technical proposal, the concrete measure taken further include:
The inner edge side length of above-mentioned antenna element is 3.6mm, width 0.2mm；Transmission line wire length is 3.4mm, and width is
0.2mm, the gap size between transmission line are 0.2mm；Connecting line wire length is 3.3mm, width 0.6mm.
The long 2.92mm of above-mentioned coaxial connector.
Above-mentioned antenna for mobile phone overall dimensions are 39.82mm × 15.55mm.
The size of above-mentioned clearance zone is respectively 28mm × 12mm and 40mm × 10mm.
The size of above-mentioned mobile phone substrate is 136mm × 68.8mm × 0.813mm, as 5.5 inches of mobile phone circuit substrates
Size.
Above-mentioned clearance zone places the antenna of other network formats.
The antenna of above-mentioned other network formats is GPS, LTE or WWAN antenna.
It is 3.55 that above-mentioned antenna for mobile phone and mobile phone substrate, which select dielectric constant, and electrical loss is just cut to 0.0027
Rogers4003C plate.
The invention has the following advantages:
First: the size of the antenna is only 39.82mm × 15.55mm, and size is smaller, solves interior of mobile phone and antenna is kept for set
The problem of counting insufficient space.
Second: compared to the 4G communication system antenna for mobile phone studied in the past, this Antenna Construction Design is simple, while being one
The novel antenna for mobile phone towards the 5th Generation Mobile Communication System of kind.
Third: using diamond shape ring antenna unit group battle array, has wide frequency band covering, antenna gain height and antenna low section
The advantages that, meet the band requirement of the 5th Generation Mobile Communication System of millimeter wave frequency band.
Detailed description of the invention
Fig. 1 is overall schematic of the present invention together with mobile phone substrate；
Fig. 2 is detailed structure view of the invention；
Fig. 3 is return loss plot of the present invention in 28GHz and 38GHz frequency band；
Fig. 4 is gain and radiation efficiency figure of the present invention in 28GHz and 38GHz frequency band；
Fig. 5 is the present invention in the face xoz directional diagram；
Fig. 6 is the present invention in the face yoz directional diagram.
Specific embodiment
The embodiment of the present invention is described in further detail below in conjunction with attached drawing.
Referring to Fig. 1, a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system of the invention, overall dimensions are
39.82mm × 15.55mm, is placed on the position in the upper right corner on mobile phone substrate upper layer, the size of mobile phone substrate be 136mm ×
68.8mm × 0.813mm, selecting dielectric constant is 3.55, and electrical loss is just being cut to 0.0027 Rogers4003C plate, the substrate
Size is the size of 5.5 inches of mobile phone circuit substrates.Mobile phone substrate lower layer be ground level, and the ground level upper left corner with
The lower right corner remains two pieces of clearance zones, and the size of clearance zone is respectively 28mm × 12mm, 40mm × 10mm, and two pieces of clearance zones can be with
The antenna of other network formats is placed when necessary for example: the antennas such as GPS/LTE/WWAN.
Referring to fig. 2, a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system of the invention, by two rows of parallel antennas
Array composition, every row's antenna are made of the identical diamond shape ring antenna unit of five sizes, and the inner edge side length L1 of annular element is
3.6mm, width W1 are 0.2mm；It is connected between the antenna element vertex of every row by two parallel transmission lines, the wire length of transmission line
L2 is 3.4mm, and width W2 is 0.2mm；Two rows of aerial arrays are connected by a connecting line, and the long L3 of connecting line is 3.3mm, width
W3 is 0.6mm, and the clearance G ap between connecting line is having a size of 0.2mm；Connecting line is equipped with the coaxial connector of a 2.92mm long,
Coaxial connector is fed accordingly to antenna for mobile phone.
Fig. 3 is return loss plot of the present invention in 28GHz and 38GHz frequency band, can be seen that the present invention can be very well in Fig. 3
Covering 27-30GHz and 34-40GHz, greatly meet the band requirement of millimetre-wave attenuator 5G.
Fig. 4 is gain and radiation efficiency figure of the present invention in 28GHz and 38GHz frequency band, can be obtained from Fig. 4,28GHz frequency
Section gain variation range 16.68-20.56dBi, 38GHz band gain variation range 6.0-8.44dBi, two band radiation efficiency
It is all larger than 90%.
Fig. 5 and Fig. 6 is respectively directional diagram of the present invention in 28GHz and xoz the and yoz plane of 38GHz frequency point, and test shows
Antenna for mobile phone of the invention has good directionality performance.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention should be regarded as protection of the invention
Range.
Claims (9)
1. a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system, it is characterised in that: by two rows of parallel aerial array groups
At every row's antenna is made of the identical diamond shape ring antenna unit of five sizes；By two between the antenna element vertex of every row
Parallel transmission line connection, two rows of aerial arrays are connected by a connecting line, and the connecting line is equipped with a coaxial connector,
The coaxial connector is fed accordingly to antenna for mobile phone；The antenna for mobile phone is set to the upper right corner on mobile phone substrate upper layer,
Mobile phone substrate lower layer is ground level, and the ground level upper left corner and the lower right corner retain two pieces of clearance zones.
2. a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system according to claim 1, it is characterised in that: described
The inner edge side length (L1) of antenna element is 3.6mm, and width (W1) is 0.2mm；The transmission line wire length (L2) is 3.4mm, width
It (W2) is 0.2mm, the gap (Gap) between transmission line is having a size of 0.2mm；The connecting line wire length (L3) is 3.3mm, width (W3)
For 0.6mm.
3. a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system according to claim 2, it is characterised in that: described
The long 2.92mm of coaxial connector.
4. a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system according to claim 3, it is characterised in that: described
Antenna for mobile phone overall dimensions are 39.82mm × 15.55mm.
5. a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system according to claim 4, it is characterised in that: described
The size of clearance zone is respectively 28mm × 12mm and 40mm × 10mm.
6. a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system according to claim 5, it is characterised in that: described
The size of mobile phone substrate is 136mm × 68.8mm × 0.813mm, the size of as 5.5 inches mobile phone circuit substrates.
7. a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system according to claim 1, it is characterised in that: described
Clearance zone places the antenna of other network formats.
8. a kind of antenna for mobile phone suitable for 5G millimeter-wave communication system according to claim 7, it is characterised in that: described
The antenna of other network formats is GPS, LTE or WWAN antenna.
9. a kind of -8 any antenna for mobile phone suitable for 5G millimeter-wave communication system, feature exist according to claim 1
Selecting dielectric constant in: the antenna for mobile phone and mobile phone substrate is 3.55, and electrical loss is just being cut to 0.0027 Rogers4003C plate
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811344821.1A CN109301474B (en) | 2018-11-13 | 2018-11-13 | Mobile phone antenna suitable for 5G millimeter wave communication system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811344821.1A CN109301474B (en) | 2018-11-13 | 2018-11-13 | Mobile phone antenna suitable for 5G millimeter wave communication system |
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| Publication Number | Publication Date |
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| CN109301474A true CN109301474A (en) | 2019-02-01 |
| CN109301474B CN109301474B (en) | 2023-12-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020233211A1 (en) * | 2019-05-20 | 2020-11-26 | 中兴通讯股份有限公司 | Antenna system and terminal |
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| CN109301474B (en) | 2023-12-01 |
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