CN106921023B - Antenna device - Google Patents
Antenna device Download PDFInfo
- Publication number
- CN106921023B CN106921023B CN201610939471.8A CN201610939471A CN106921023B CN 106921023 B CN106921023 B CN 106921023B CN 201610939471 A CN201610939471 A CN 201610939471A CN 106921023 B CN106921023 B CN 106921023B
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- CN
- China
- Prior art keywords
- antenna
- slot
- millimeter wave
- unit
- casing
- 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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
-
- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention provides an antenna device which comprises a millimeter wave microstrip antenna assembled on a shell of electronic equipment, wherein the electronic equipment comprises a main antenna arranged in the shell, an antenna slot for the main antenna to radiate/receive radio-frequency signals is arranged on the shell, the millimeter wave microstrip antenna comprises a plurality of unit antennas arranged at intervals, and the unit antennas and the shell are arranged at intervals and arrayed in the antenna slot. Compared with the prior art, the antenna device provided by the invention has the advantages that the millimeter wave microstrip antenna is arranged in the antenna slot for the main antenna to radiate/receive the radio frequency signal, so that the independent slotting of the millimeter wave microstrip antenna is avoided, the same antenna clearance area can be shared by the millimeter wave microstrip antenna and the main antenna, the design space of the millimeter wave microstrip antenna is saved, the space utilization rate is improved, meanwhile, the radiation bandwidth of the unit antenna can be effectively widened, the gain is improved, the side lobe is restrained, and the radiation efficiency of the antenna device is further improved.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of antennas, in particular to an antenna device.
[ background of the invention ]
With the rapid development of mobile communication technology, the age of 5G is coming. In the 5G core technology, the antenna is required to meet the design requirements of high frequency and MI MO multi-antenna arrays.
Taking a mobile terminal mobile phone as an example, a metal rear shell design is adopted in a current mainstream mobile phone, and a slot needs to be formed in an all-metal rear shell to realize antenna design so as to realize transmission and reception of signals by an antenna. However, when the design of the 5G high-frequency-band millimeter-wave antenna is carried out, an antenna gap needs to be separately arranged on the metal rear shell, so that the appearance of the mobile phone rear shell is ugly, the aesthetic requirements of modern people are not met, and the waterproof performance of the mobile phone is also influenced by too many antenna gaps.
Therefore, there is a need to provide a new antenna device to solve the above problems.
[ summary of the invention ]
The invention aims to provide an antenna device, which effectively solves the technical problem that an antenna slot needs to be formed on a metal rear shell independently in the existing 5G high-frequency-band millimeter wave antenna.
The technical scheme of the invention is as follows: an antenna device, is including the millimeter wave microstrip antenna of matched stack on electronic equipment's casing, electronic equipment including set up in main antenna in the casing, be equipped with on the casing and be used for main antenna radiation/receive radio frequency signal's antenna slot, millimeter wave microstrip antenna includes a plurality of unit antenna that set up at an interval each other, and is a plurality of unit antenna with the casing interval sets up and array in the antenna slot.
Preferably, the housing includes a bottom plate and a side wall extending from the bottom plate, the antenna slot includes a first slot disposed on the bottom plate and two second slots extending from two ends of the first slot to the side wall, and the plurality of unit antennas are correspondingly arrayed in the first slot and/or the second slot.
Preferably, the spacing distance between the unit antenna and the housing is not greater than 100 um.
Preferably, the housing is a metal housing.
Preferably, the main antenna comprises one or more of a 2G antenna, a 3G antenna, a 4G antenna, a GPS antenna, and a WIFI antenna.
Preferably, the antenna unit further comprises a plastic piece assembled with the shell and arranged corresponding to the antenna slot, and the unit antenna is fixedly held on the plastic piece.
Compared with the prior art, the antenna device provided by the invention has the advantages that the millimeter wave microstrip antenna is arranged in the antenna slot for the main antenna to radiate/receive the radio frequency signal, so that the independent slotting of the millimeter wave microstrip antenna is avoided, the millimeter wave microstrip antenna and the main antenna can share the same antenna clearance, the design space of the millimeter wave microstrip antenna is saved, the space utilization rate is improved, meanwhile, the radiation bandwidth of the unit antenna can be effectively widened, the gain is improved, the side lobe is restrained, and the radiation efficiency of the antenna device is further improved.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural diagram of an antenna device according to the present invention;
fig. 2 is a schematic cross-sectional view of an antenna device of the present invention;
fig. 3 is a schematic view of the radiation direction of the unit antenna in the first slot of the antenna device according to the present invention;
fig. 4 is a schematic view of the radiation direction of the unit antenna in the second slot of the antenna device according to the present invention;
fig. 5 is a schematic view of the radiation direction of a main antenna of a conventional antenna device.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an antenna device according to the present invention. The antenna device 200 includes a millimeter wave microstrip antenna 2 assembled on a housing 1 of an electronic device, the electronic device includes a main antenna (not shown) disposed in the housing 1, and the housing 1 is preferably a metal housing, but may be made of other materials. The main antenna comprises one or more of a 2G antenna, a 3G antenna, a 4G antenna, a GPS antenna and a WIFI antenna, and is arranged inside the shell 1.
The antenna slot 10 used for the main antenna to radiate/receive radio frequency signals is arranged on the shell 1, the millimeter wave microstrip antenna 2 comprises a plurality of unit antennas 20 arranged at intervals, and the plurality of unit antennas 20 and the shell 1 are arranged at intervals and arrayed in the antenna slot 10. The housing 1 includes a bottom plate 11 and a side wall 12 extending from the bottom plate 11, the antenna slot 10 includes a first slot 100 disposed on the bottom plate 11 and two second slots 101 extending from two ends of the first slot 100 to the side wall 12, respectively, and the two second slots 101 are perpendicular to the first slot 100, so that the first slot 100 and the second slots 101 together form a U-shaped antenna slot 10. A plurality of the unit antennas 20 are correspondingly arrayed in the first slot 100 and/or the second slot 101.
Referring to fig. 2, fig. 2 is a schematic cross-sectional view of an antenna device according to the present invention. In a specific embodiment of the present invention, the millimeter wave microstrip antenna 2 is a 60GHz millimeter wave microstrip antenna, the unit antenna 20 has a length of 2mm and a width of 1.8mm, and the unit antenna 20 is in any one of a circle, an ellipse, a rectangle, a triangle, a polygon, a regular shape, and an irregular shape. Antenna device 200 still include with 1 matched stack of casing and corresponding the working of plastics 13 that antenna gap 10 set up, unit antenna 20 fix in working of plastics 13, like this unit antenna 20 matched stack in during the antenna gap 10, can guarantee unit antenna 20 with spacing distance between the casing 1 is not more than 100um, can show the weakening set up on the casing 1 antenna gap 10's visuality realizes casing 1's "seamless" antenna design, in addition, the design of hourglass formula antenna reduces casing 1 is at the influence of millimeter wave frequency channel to antenna radiation characteristic, can effectively widen unit antenna 20's radiation bandwidth, improvement gain and suppression sidelobe, improvement antenna radiation efficiency.
Since the first slot 100 is longer than the second slot 101, the number of the unit antennas 20 disposed in the first slot 100 may be greater than the number of the unit antennas 20 disposed in each of the second slots 101, and in a specific embodiment, the number of the unit antennas 20 disposed in the first slot 100 is 8, 16 or more, and the number of the unit antennas 20 disposed in each of the second slots 101 is 3.
Referring to fig. 3, fig. 4 and fig. 5 together, fig. 3 is a schematic view illustrating a radiation direction of a unit antenna in a first slot of an antenna device according to the present invention; fig. 4 is a schematic view of the radiation direction of the unit antenna in the second slot of the antenna device according to the present invention; fig. 5 is a schematic view of the radiation direction of a main antenna of a conventional antenna device. The conventional antenna device 200 ' includes a bottom plate 11 ' and a sidewall 12 ' extending from the bottom plate 11 ', a first slot 100 ' is disposed on the bottom plate 11 ', and a second slot 101 ' extending from the first slot 100 ' is disposed on the sidewall 12 '. It can be seen that, in the antenna device 200 provided by the present invention, after the unit antennas 20 are disposed in the first slot 100 and the second slot 101, the signal radiation direction of the unit antenna 20 in the first slot 100 is perpendicular to the bottom plate 11, and the frequency band covered by the antenna device is much larger than that of the conventional antenna device 200'; the signal radiation direction of the unit antenna 20 in the second slot 101 is perpendicular to the sidewall 12, so that the antenna device 200 can be ensured to radiate signals to more directions at the same time, and the application of the directional scene of the antenna device 200 is greatly enhanced.
Compared with the related art, the antenna device 200 provided by the invention has the advantages that the millimeter wave microstrip antenna 2 is arranged in the antenna slot 10 for the main antenna to radiate/receive radio frequency signals, so that independent slotting for the millimeter wave microstrip antenna 2 is avoided, the millimeter wave microstrip antenna 2 and the main antenna can share the same antenna clearance, the design space of the millimeter wave microstrip antenna 2 is saved, the space utilization rate is improved, meanwhile, the radiation bandwidth of the unit antenna 20 can be effectively widened, the gain is improved, side lobes are restrained, and the radiation efficiency of the antenna device 200 is further improved.
While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides an antenna device, its characterized in that, includes the millimeter wave microstrip antenna of matched stack on electronic equipment's casing, the casing is metal casing, electronic equipment including set up in main antenna in the casing, be equipped with on the casing and be used for main antenna radiation/receive radio frequency signal's antenna slot, millimeter wave microstrip antenna includes the unit antenna that a plurality of mutual intervals set up, and is a plurality of unit antenna with the casing interval set up and place in with the array form in the antenna slot, unit antenna with spacing distance between the casing is not more than 100 um.
2. The antenna device according to claim 1, wherein the housing includes a bottom plate and a side wall extending from the bottom plate, the antenna slot includes a first slot disposed on the bottom plate and two second slots extending from two ends of the first slot to the side wall, respectively, and a plurality of the unit antennas are correspondingly arrayed in the first slot and/or the second slot.
3. The antenna device of claim 1, wherein the primary antenna comprises one or more of a 2G antenna, a 3G antenna, a 4G antenna, a GPS antenna, and a WIFI antenna.
4. The antenna device of claim 1, further comprising a plastic member assembled with the housing and disposed corresponding to the antenna slot, wherein the unit antenna is held by the plastic member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610939471.8A CN106921023B (en) | 2016-10-25 | 2016-10-25 | Antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610939471.8A CN106921023B (en) | 2016-10-25 | 2016-10-25 | Antenna device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106921023A CN106921023A (en) | 2017-07-04 |
| CN106921023B true CN106921023B (en) | 2020-12-11 |
Family
ID=59453246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610939471.8A Expired - Fee Related CN106921023B (en) | 2016-10-25 | 2016-10-25 | Antenna device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106921023B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109698400B (en) * | 2017-10-24 | 2020-12-15 | 惠州硕贝德无线科技股份有限公司 | Wideband 5G antenna integrated on metal side frame of mobile phone |
| US10895634B2 (en) | 2018-02-21 | 2021-01-19 | Apple Inc. | Electronic devices having millimeter wave ranging capabilities |
| CN108508973B (en) * | 2018-03-30 | 2020-11-20 | 联想(北京)有限公司 | Electronic equipment |
| CN108717998A (en) * | 2018-05-04 | 2018-10-30 | 宇龙计算机通信科技(深圳)有限公司 | A kind of the millimeter wave antenna system and mobile terminal of mobile terminal |
| CN108832250B (en) * | 2018-06-22 | 2021-07-09 | 瑞声科技（南京）有限公司 | Antenna assembly and mobile terminal |
| CN108987943B (en) * | 2018-07-24 | 2021-04-06 | 维沃移动通信有限公司 | Millimeter wave wireless terminal equipment |
| CN109037910B (en) * | 2018-07-27 | 2021-06-01 | 北京小米移动软件有限公司 | Electronic equipment and antenna structure thereof |
| CN109088160B (en) * | 2018-08-12 | 2020-11-20 | 瑞声科技（南京）有限公司 | Antenna system and mobile terminal |
| CN109149074B (en) * | 2018-08-29 | 2020-07-10 | 珠海格力电器股份有限公司 | Structure and method for coexistence of Sub-6 antenna and millimeter wave antenna, and mobile terminal |
| CN109273865B (en) * | 2018-09-11 | 2020-08-04 | 珠海格力电器股份有限公司 | Antenna system of terminal equipment and terminal equipment |
| CN109346829B (en) * | 2018-09-28 | 2020-10-02 | 维沃移动通信有限公司 | Terminal equipment |
| CN109728405B (en) | 2018-12-28 | 2022-03-01 | 维沃移动通信有限公司 | Antenna structure and high-frequency wireless communication terminal |
| CN112751166B (en) * | 2019-10-30 | 2023-06-06 | 北京小米移动软件有限公司 | Metal middle frame, millimeter wave antenna structure and mobile terminal |
| TWI758659B (en) * | 2019-11-18 | 2022-03-21 | 財團法人工業技術研究院 | Shell and wireless device using the same |
| JP6940726B1 (en) * | 2020-11-13 | 2021-09-29 | Ｆｃｎｔ株式会社 | Cover for wireless terminals |
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|---|---|---|---|---|
| CN102544699A (en) * | 2010-09-22 | 2012-07-04 | 苹果公司 | Antenna structures having resonating elements and parasitic elements within slots in conductive elements |
| WO2012137026A1 (en) * | 2011-04-05 | 2012-10-11 | Sony Ericsson Mobile Communications Ab | Multi-band wireless terminals with metal backplates and multi-band antennae, and multi-band antenna systems with metal backplates and multi-band antennae |
| CN105940548A (en) * | 2014-03-20 | 2016-09-14 | 苹果公司 | Electronic device with slot antenna and proximity sensor |
| CN205657166U (en) * | 2016-04-29 | 2016-10-19 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101901960A (en) * | 2010-06-13 | 2010-12-01 | 中国科学院上海微系统与信息技术研究所 | Broadband millimeter-wave small tapered slot antenna and application thereof |
| US9287614B2 (en) * | 2011-08-31 | 2016-03-15 | The Regents Of The University Of Michigan | Micromachined millimeter-wave frequency scanning array |
| CN105789904B (en) * | 2016-05-03 | 2019-01-25 | 南京信息职业技术学院 | A kind of slot antenna based on rectangular groove waveguide |
| CN106025526B (en) * | 2016-05-10 | 2018-07-27 | 北京理工大学 | A kind of polarization sensitive array antenna |
-
2016
- 2016-10-25 CN CN201610939471.8A patent/CN106921023B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102544699A (en) * | 2010-09-22 | 2012-07-04 | 苹果公司 | Antenna structures having resonating elements and parasitic elements within slots in conductive elements |
| WO2012137026A1 (en) * | 2011-04-05 | 2012-10-11 | Sony Ericsson Mobile Communications Ab | Multi-band wireless terminals with metal backplates and multi-band antennae, and multi-band antenna systems with metal backplates and multi-band antennae |
| CN105940548A (en) * | 2014-03-20 | 2016-09-14 | 苹果公司 | Electronic device with slot antenna and proximity sensor |
| CN205657166U (en) * | 2016-04-29 | 2016-10-19 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106921023A (en) | 2017-07-04 |
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Granted publication date: 20201211 Termination date: 20211025 |