CN104269618A - Frequency-reconfigurable microstrip antenna and switch configuration method thereof - Google Patents
Frequency-reconfigurable microstrip antenna and switch configuration method thereof Download PDFInfo
- Publication number
- CN104269618A CN104269618A CN201410490007.6A CN201410490007A CN104269618A CN 104269618 A CN104269618 A CN 104269618A CN 201410490007 A CN201410490007 A CN 201410490007A CN 104269618 A CN104269618 A CN 104269618A
- Authority
- CN
- China
- Prior art keywords
- frequency
- fluting
- switch
- radio
- microstrip antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention relates to a frequency-reconfigurable microstrip antenna and a switch configuration method of the frequency- reconfigurable microstrip antenna. The antenna performs electricity feed in a side feeding mode and comprises a dielectric plate and an SMA connector, a semicircular radiating unit is arranged on the upper surface of the dielectric plate, and the inner ring of the semicircular radiating unit is perpendicularly provided with a microstrip antenna body; a metal patch grounding plate is arranged on the lower surface of the dielectric plate; the metal patch grounding plate is transversely provided with a first open groove and a second open groove which are parallel with each other; a patch radio frequency switch S9 is arranged in the middle of the first open groove in a spanning mode, and the inner center of the SMA connector is connected with a microstrip feeder line; the outer surface of the SMA connector is connected with the metal patch grounding plate. The smoothing function is integrated in the frequency-reconfigurable microstrip antenna, and therefore the antenna can be used for sensing the whole frequency band and then adjusting the band width of the frequency band to select an appropriate sub-band for work. Communication under the condition of various band widths and frequency bands can be met, and the frequency-reconfigurable microstrip antenna has good application value in wireless communication.
Description
Technical field
The present invention relates to a kind of frequency reconfigurable microstrip antenna and switchgear distribution method thereof, apply for cognitive radio.
Background technology
At present, various development of wireless communication systems is tending towards the integrative solution of Large Copacity, multi-functional, ultra broadband.Antenna is as the front end of various wireless communication system, and its performance has most important for communication system functionality.So the development of antenna is also corresponding is tending towards multifrequency, broadband, miniaturization etc.Day by day complicated along with wireless communication system, transceiver effectively must process several different frequency range, and increasing of number of antennas, the problems such as space layout cause higher hardware complexity.Reconfigurable antenna can realize reconstruct when not changing size and the structure of antenna in the directional diagram, operating frequency, polarization characteristic etc. of antenna, realizes a multiple function of antenna energy, adapts to different environment and requirement.
Summary of the invention
The object of this invention is to provide a kind of frequency reconfigurable microstrip antenna, the communication under various bandwidth, frequency range condition can be met.
The present invention adopts following scheme to realize: a kind of frequency reconfigurable microstrip antenna, it is characterized in that: this antenna adopts side feedback mode feed, it comprises a dielectric-slab and a sub-miniature A connector, the upper surface of described dielectric-slab is provided with a semicircular ring radiating element, and the inner ring of described semicircular ring radiating element is vertically installed with a microstrip antenna; The lower surface of described dielectric-slab is provided with a metal patch ground plate; Described metal patch ground plate laterally offers two parallel the first flutings and second and slots, and this metal patch ground plate is divided into first area, second area and the 3rd region; The width of described first fluting and the second fluting mid portion is larger than the width of both sides part; The centre of described first fluting mid portion has paster radio-frequency (RF) switch S9, and both sides part has several patch capacitors respectively; The centre of described second fluting mid portion has intermediate patches electric capacity, and this mid portion with this intermediate patches electric capacity for axle both sides symmetry has bridged four radio-frequency (RF) switch S1-S8; Described 3rd region offers the 3rd parallel fluting of slotting with described first; The bilateral symmetry of described 3rd fluting offers three groups of L-type flutings, and these three groups of L-type flutings have patch capacitor respectively; The heart of described sub-miniature A connector is connected with described microstrip feed line; The outer surface pin of this sub-miniature A connector is connected with described metal patch ground plate.
In an embodiment of the present invention, slot with the 3rd and second slotting and be communicated with between radio-frequency (RF) switch S5 and S7 respectively in one end of the first L-type fluting of the three groups of L-types in left side fluting, and connectivity part has patch capacitor; Slot with second between radio-frequency (RF) switch S3 and S5 and be communicated with in one end of second L-type fluting of the three groups of L-type flutings in described left side, and connectivity part is provided with patch capacitor; Slot with second between radio-frequency (RF) switch S1 and S3 and be communicated with in one end of 3rd L-type fluting of the three groups of L-type flutings in described left side, and connectivity part is provided with patch capacitor.
In an embodiment of the present invention, slot with the 3rd and second slotting and be communicated with between radio-frequency (RF) switch S6 and S8 respectively in one end of the first L-type fluting of the three groups of L-types in right side fluting, and connectivity part has patch capacitor; Slot with second between radio-frequency (RF) switch S4 and S6 and be communicated with in one end of second L-type fluting of the three groups of L-type flutings in described right side, and connectivity part is provided with patch capacitor; Slot with second between radio-frequency (RF) switch S2 and S4 and be communicated with in one end of 3rd L-type fluting of the three groups of L-type flutings in described right side, and connectivity part is provided with patch capacitor.
In an embodiment of the present invention, the width of described microstrip feed line is 3mm.
In an embodiment of the present invention, the width of described first fluting and the second fluting both sides part is 0.4mm.
In an embodiment of the present invention, that described patch capacitor is 100pf.
In an embodiment of the present invention, described first fluting both sides part is symmetrical respectively and equidistantly have four patch capacitors.
In an embodiment of the present invention, described second fluting both sides part is symmetrical respectively and equidistantly have two patch capacitors.
Another object of the present invention is to provide a kind of switchgear distribution method of above-mentioned antenna, it is characterized in that: this antenna possesses five frequency ranges, comprises frequency sub-band 1, frequency sub-band 2, frequency sub-band 3, frequency sub-band 4 and full frequency band respectively; The switchgear distribution of described frequency range 1 is radio-frequency (RF) switch S1-S10 complete shut-down; The switchgear distribution of described frequency range 2 is that radio-frequency (RF) switch S1 and S2 open, and all the other radio-frequency (RF) switch are closed; The switchgear distribution of described frequency sub-band 3 is that radio-frequency (RF) switch S3 and S4 open, and all the other radio-frequency (RF) switch are closed; The switchgear distribution of described frequency sub-band 4 is that radio-frequency (RF) switch S5 and S6 open, and all the other radio-frequency (RF) switch are closed; The switchgear distribution of described full frequency band is radio-frequency (RF) switch S7, S8, S9 and S10 open, and all the other radio-frequency (RF) switch are closed.
The present invention is integrating filtering function in frequency reconfigurable antenna, makes antenna can be used to sensing at whole frequency band, then regulates its bandwidth to carry out work to select suitable sub-band.The communication under various bandwidth, frequency range condition can be met, have good using value in wireless communications.
Accompanying drawing explanation
Fig. 1 is inventive antenna structure vertical view.
Fig. 2 is inventive antenna structure upward view.
Fig. 3 is inventive antenna structure front view.
Fig. 4 is joint cutaway view of the present invention.
In figure: 1 is semicircular ring radiating element, 2 is microstrip feed line, 3 is sub-miniature A connector, 4 is dielectric-slab, 5 is metal patch ground plate, 6 is the first fluting, 7 is the second fluting, 8 is first area, 9 is second area, 10 is the 3rd region, 11, 12 is mid portion, 13, 14, 15, 16 is both sides part, 17 is the 3rd fluting, 18 is heart, 19 is outer surface pin, 20 is the first L-type fluting that three groups, left side L-type is slotted, 21 is the second L-type fluting that three groups, left side L-type is slotted, 22 is the 3rd L-type fluting that three groups, left side L-type is slotted, 23 is the first L-type fluting that three groups, right side L-type is slotted, 24 is the second L-type fluting that three groups, right side L-type is slotted, 25 is the 3rd L-type fluting that three groups, right side L-type is slotted.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage more become apparent, and are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.
Set forth detail in the following description so that fully understand the present invention.But the present invention can be different from alternate manner described here to implement with multiple, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention.Therefore the present invention is not by the restriction of following public embodiment.
As shown in Figures 1 to 4, the present embodiment provides a kind of frequency reconfigurable microstrip antenna, it is characterized in that: this antenna adopts side feedback mode feed, it comprises dielectric-slab 4 and a sub-miniature A connector 3, the upper surface of described dielectric-slab is provided with a semicircular ring radiating element 1, and the inner ring of described semicircular ring radiating element is vertically installed with a microstrip antenna 2; The lower surface of described dielectric-slab is provided with a metal patch ground plate 5; Described metal patch ground plate laterally offers two the first parallel fluting 6 and the second flutings 7, this metal patch ground plate is divided into first area 8, second area 9 and the 3rd region 10; The width of described first fluting and the second fluting mid portion 11,12 is larger than the width of both sides part 13,14,15,16; The centre of described first fluting mid portion has paster radio-frequency (RF) switch S9, and both sides part has several patch capacitors respectively; The centre of described second fluting mid portion has intermediate patches electric capacity, and this mid portion with this intermediate patches electric capacity for axle both sides symmetry has bridged four radio-frequency (RF) switch S1-S8; Described 3rd region offers to slot with described first the parallel 3rd slots 17; The bilateral symmetry of described 3rd fluting offers three groups of L-type flutings, and these three groups of L-type flutings have patch capacitor respectively; The heart 18 of described sub-miniature A connector is connected with described microstrip feed line; The outer surface pin 19 of this sub-miniature A connector is connected with described metal patch ground plate.
Please continue see Fig. 2, in the present embodiment Fig. 2, slot with the 3rd 17 and second slotting and 7 to be communicated with between radio-frequency (RF) switch S5 and S7 respectively in one end of the first L-type fluting 20 of the three groups of L-types in left side fluting, and connectivity part has patch capacitor; One end of the second L-type fluting 21 of described left side three groups of L-types fluting and second between radio-frequency (RF) switch S3 and S5 are slotted and 7 to be communicated with, and connectivity part is provided with patch capacitor; One end of the 3rd L-type fluting 22 of described left side three groups of L-types fluting and second between radio-frequency (RF) switch S1 and S3 are slotted and 7 to be communicated with, and connectivity part is provided with patch capacitor.Slot with the 3rd and second slotting and be communicated with between radio-frequency (RF) switch S6 and S8 respectively in one end of first L-type fluting 23 of right side three groups of L-types fluting, and connectivity part has patch capacitor; Slot with second between radio-frequency (RF) switch S4 and S6 and be communicated with in one end of second L-type fluting 24 of the three groups of L-type flutings in described right side, and connectivity part is provided with patch capacitor; Slot with second between radio-frequency (RF) switch S2 and S4 and be communicated with in one end of 3rd L-type fluting 25 of the three groups of L-type flutings in described right side, and connectivity part is provided with patch capacitor.
In an embodiment of the present invention, the width of described microstrip feed line is r=37.5mm in Wf=3mm, figure, Wr=10mm, Ra=5.8mm, Rb=12mm, Lf=37.5mm.The width of described first fluting and the second fluting both sides part is 0.4mm.In an embodiment of the present invention, described first fluting both sides part is symmetrical respectively and equidistantly have four patch capacitors.Described second fluting both sides part is symmetrical respectively and equidistantly have two patch capacitors.Described patch capacitor be 100pf, in fluting, introduce patch capacitor, the bridge in gap can be served as; In addition, radio-frequency (RF) switch s1-s6 symmetrical expression is integrated in the fluting gap of mid portion, is used for control antenna electrical length.It is worth mentioning that, refer to Fig. 2, in the present embodiment, the metallic ground paster external wire 26 after fluting segmentation, totally 9 external connections; Described radio-frequency (RF) switch s7-s10 reduces the impact of slotting and bringing by perturbation four flutings; This antenna possesses five frequency ranges, comprises frequency sub-band 1, frequency sub-band 2, frequency sub-band 3, frequency sub-band 4 and full frequency band respectively; The switchgear distribution of described frequency range 1 is radio-frequency (RF) switch S1-S10 complete shut-down; The switchgear distribution of described frequency range 2 is that radio-frequency (RF) switch S1 and S2 open, and all the other radio-frequency (RF) switch are closed; The switchgear distribution of described frequency sub-band 3 is that radio-frequency (RF) switch S3 and S4 open, and all the other radio-frequency (RF) switch are closed; The switchgear distribution of described frequency sub-band 4 is that radio-frequency (RF) switch S5 and S6 open, and all the other radio-frequency (RF) switch are closed; The switchgear distribution of described full frequency band is radio-frequency (RF) switch S7, S8, S9 and S10 open, and all the other radio-frequency (RF) switch are closed.Namely as shown in the table.
Switchgear distribution situation
Although the present invention with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; the Method and Technology content of above-mentioned announcement can be utilized to make possible variation and amendment to technical solution of the present invention; therefore; every content not departing from technical solution of the present invention; the any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all belong to the protection range of technical solution of the present invention.The foregoing is only preferred embodiment of the present invention, all equalizations done according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (9)
1. a frequency reconfigurable microstrip antenna, it is characterized in that: this antenna adopts side feedback mode feed, it comprises a dielectric-slab and a sub-miniature A connector, and the upper surface of described dielectric-slab is provided with a semicircular ring radiating element, and the inner ring of described semicircular ring radiating element is vertically installed with a microstrip antenna; The lower surface of described dielectric-slab is provided with a metal patch ground plate; Described metal patch ground plate laterally offers two parallel the first flutings and second and slots, and this metal patch ground plate is divided into first area, second area and the 3rd region; The width of described first fluting and the second fluting mid portion is larger than the width of both sides part; The centre of described first fluting mid portion has paster radio-frequency (RF) switch S9, and both sides part has several patch capacitors respectively; The centre of described second fluting mid portion has intermediate patches electric capacity, and this mid portion with this intermediate patches electric capacity for axle both sides symmetry has bridged four radio-frequency (RF) switch S1-S8; Described 3rd region offers the 3rd parallel fluting of slotting with described first; The bilateral symmetry of described 3rd fluting offers three groups of L-type flutings, and these three groups of L-type flutings have patch capacitor respectively; The heart of described sub-miniature A connector is connected with described microstrip feed line; The outer surface pin of this sub-miniature A connector is connected with described metal patch ground plate.
2. frequency reconfigurable microstrip antenna according to claim 1, it is characterized in that: slot with the 3rd and second slotting and be communicated with between radio-frequency (RF) switch S5 and S7 respectively in one end of the first L-type fluting of the three groups of L-types in left side fluting, and connectivity part has patch capacitor; Slot with second between radio-frequency (RF) switch S3 and S5 and be communicated with in one end of second L-type fluting of the three groups of L-type flutings in described left side, and connectivity part is provided with patch capacitor; Slot with second between radio-frequency (RF) switch S1 and S3 and be communicated with in one end of 3rd L-type fluting of the three groups of L-type flutings in described left side, and connectivity part is provided with patch capacitor.
3. frequency reconfigurable microstrip antenna according to claim 1, it is characterized in that: slot with the 3rd and second slotting and be communicated with between radio-frequency (RF) switch S6 and S8 respectively in one end of the first L-type fluting of the three groups of L-types in right side fluting, and connectivity part has patch capacitor; Slot with second between radio-frequency (RF) switch S4 and S6 and be communicated with in one end of second L-type fluting of the three groups of L-type flutings in described right side, and connectivity part is provided with patch capacitor; Slot with second between radio-frequency (RF) switch S2 and S4 and be communicated with in one end of 3rd L-type fluting of the three groups of L-type flutings in described right side, and connectivity part is provided with patch capacitor.
4. frequency reconfigurable microstrip antenna according to claim 1, is characterized in that: the width of described microstrip feed line is 3mm.
5. frequency reconfigurable microstrip antenna according to claim 1, is characterized in that: the width of described first fluting and the second fluting both sides part is 0.4mm.
6. frequency reconfigurable microstrip antenna according to claim 1, is characterized in that: described patch capacitor for 100pf.
7. frequency reconfigurable microstrip antenna according to claim 1, is characterized in that: described first fluting both sides part is symmetrical respectively and equidistantly have four patch capacitors.
8. frequency reconfigurable microstrip antenna according to claim 1, is characterized in that: described second fluting both sides part is symmetrical respectively and equidistantly have two patch capacitors.
9. a switchgear distribution method for frequency reconfigurable microstrip antenna as claimed in claim 1, is characterized in that: this antenna possesses five frequency ranges, comprises frequency sub-band 1, frequency sub-band 2, frequency sub-band 3, frequency sub-band 4 and full frequency band respectively; The switchgear distribution of described frequency range 1 is radio-frequency (RF) switch S1-S10 complete shut-down; The switchgear distribution of described frequency range 2 is that radio-frequency (RF) switch S1 and S2 open, and all the other radio-frequency (RF) switch are closed; The switchgear distribution of described frequency sub-band 3 is that radio-frequency (RF) switch S3 and S4 open, and all the other radio-frequency (RF) switch are closed; The switchgear distribution of described frequency sub-band 4 is that radio-frequency (RF) switch S5 and S6 open, and all the other radio-frequency (RF) switch are closed; The switchgear distribution of described full frequency band is radio-frequency (RF) switch S7, S8, S9 and S10 open, and all the other radio-frequency (RF) switch are closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410490007.6A CN104269618B (en) | 2014-09-24 | 2014-09-24 | frequency-reconfigurable microstrip antenna and switch configuration method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410490007.6A CN104269618B (en) | 2014-09-24 | 2014-09-24 | frequency-reconfigurable microstrip antenna and switch configuration method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104269618A true CN104269618A (en) | 2015-01-07 |
| CN104269618B CN104269618B (en) | 2017-02-15 |
Family
ID=52161123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410490007.6A Active CN104269618B (en) | 2014-09-24 | 2014-09-24 | frequency-reconfigurable microstrip antenna and switch configuration method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104269618B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868238A (en) * | 2015-04-20 | 2015-08-26 | 电子科技大学 | Pattern reconfigurable antenna based on split-ring resonators |
| CN106785412A (en) * | 2017-03-04 | 2017-05-31 | 深圳市景程信息科技有限公司 | Restructural slot antenna based on sickleshaped structure |
| CN108550988A (en) * | 2018-03-12 | 2018-09-18 | 北京航空航天大学 | A kind of individually controllable frequency/directional diagram mixes restructural slot antenna |
| CN110927541A (en) * | 2019-12-09 | 2020-03-27 | 国网上海市电力公司 | Reconfigurable antenna sensor for detecting partial discharge of switch cabinet |
| CN113193374A (en) * | 2021-04-27 | 2021-07-30 | 重庆邮电大学 | Frequency reconfigurable antenna loaded with PIN diode and method |
| CN115207619A (en) * | 2022-07-25 | 2022-10-18 | 中国电子科技集团公司第五十四研究所 | Terahertz waveband directional diagram reconfigurable antenna |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6292143B1 (en) * | 2000-05-04 | 2001-09-18 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Multi-mode broadband patch antenna |
| CN1532990A (en) * | 2003-03-24 | 2004-09-29 | 峰光电子株式会社 | Double frequency band butterfly antenna with slot and its constituting method |
| JP2007142977A (en) * | 2005-11-21 | 2007-06-07 | National Institute Of Information & Communication Technology | Tunable antenna and its control method |
| CN201789074U (en) * | 2010-08-13 | 2011-04-06 | 芜湖睿尔科技有限公司 | Indoor coverage patch antenna with low profile for mobile communication |
| CN103427170A (en) * | 2012-05-18 | 2013-12-04 | 捷讯研究有限公司 | Compact multi-band antenna for worldwide mobile handset applications |
| CN203690491U (en) * | 2013-11-27 | 2014-07-02 | 哈尔滨飞羽科技有限公司 | Ultra-wideband antenna with WLAN dual band-notched characteristic |
| CN204103039U (en) * | 2014-09-24 | 2015-01-14 | 福州大学至诚学院 | Frequency reconfigurable microstrip antenna |
-
2014
- 2014-09-24 CN CN201410490007.6A patent/CN104269618B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6292143B1 (en) * | 2000-05-04 | 2001-09-18 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Multi-mode broadband patch antenna |
| CN1532990A (en) * | 2003-03-24 | 2004-09-29 | 峰光电子株式会社 | Double frequency band butterfly antenna with slot and its constituting method |
| JP2007142977A (en) * | 2005-11-21 | 2007-06-07 | National Institute Of Information & Communication Technology | Tunable antenna and its control method |
| CN201789074U (en) * | 2010-08-13 | 2011-04-06 | 芜湖睿尔科技有限公司 | Indoor coverage patch antenna with low profile for mobile communication |
| CN103427170A (en) * | 2012-05-18 | 2013-12-04 | 捷讯研究有限公司 | Compact multi-band antenna for worldwide mobile handset applications |
| CN203690491U (en) * | 2013-11-27 | 2014-07-02 | 哈尔滨飞羽科技有限公司 | Ultra-wideband antenna with WLAN dual band-notched characteristic |
| CN204103039U (en) * | 2014-09-24 | 2015-01-14 | 福州大学至诚学院 | Frequency reconfigurable microstrip antenna |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868238A (en) * | 2015-04-20 | 2015-08-26 | 电子科技大学 | Pattern reconfigurable antenna based on split-ring resonators |
| CN104868238B (en) * | 2015-04-20 | 2017-10-17 | 电子科技大学 | Directional diagram reconstructable aerial based on split ring resonator |
| CN106785412A (en) * | 2017-03-04 | 2017-05-31 | 深圳市景程信息科技有限公司 | Restructural slot antenna based on sickleshaped structure |
| CN108550988A (en) * | 2018-03-12 | 2018-09-18 | 北京航空航天大学 | A kind of individually controllable frequency/directional diagram mixes restructural slot antenna |
| CN110927541A (en) * | 2019-12-09 | 2020-03-27 | 国网上海市电力公司 | Reconfigurable antenna sensor for detecting partial discharge of switch cabinet |
| CN110927541B (en) * | 2019-12-09 | 2021-08-03 | 国网上海市电力公司 | Reconfigurable antenna sensor for detecting partial discharge of switch cabinet |
| CN113193374A (en) * | 2021-04-27 | 2021-07-30 | 重庆邮电大学 | Frequency reconfigurable antenna loaded with PIN diode and method |
| CN115207619A (en) * | 2022-07-25 | 2022-10-18 | 中国电子科技集团公司第五十四研究所 | Terahertz waveband directional diagram reconfigurable antenna |
| CN115207619B (en) * | 2022-07-25 | 2023-04-28 | 中国电子科技集团公司第五十四研究所 | Terahertz wave band directional diagram reconfigurable antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104269618B (en) | 2017-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10680323B2 (en) | Broadband dual-band base station antenna array with high out-of-band isolation | |
| US9525212B2 (en) | Feeding network, antenna, and dual-polarized antenna array feeding circuit | |
| CN104269618A (en) | Frequency-reconfigurable microstrip antenna and switch configuration method thereof | |
| CN204793198U (en) | Antenna system and applied this antenna system's communication terminal | |
| CN104733861A (en) | Antenna structure and wireless communication device with same | |
| WO2017107604A1 (en) | Antenna assembly and electronic device | |
| CN206293622U (en) | A kind of antenna with impedance matching circuit | |
| CN104157969B (en) | Broadband MIMO dual-antenna based on adjusting impedance matching technology | |
| CN105811076A (en) | High-isolation mobile phone antenna structure based on metal back cover | |
| CN104810621A (en) | Adjustable antenna | |
| CN106025519B (en) | Optimize isolated antennas structure | |
| CN103560335A (en) | Multi-band array antenna | |
| CN205122763U (en) | Be applied to two waveband dual -frenquency microstrip paster antenna of L wave band and C wave band | |
| CN109286075A (en) | The planar inverted F-shape antenna of differential feed | |
| CN204103039U (en) | Frequency reconfigurable microstrip antenna | |
| CN207116684U (en) | A kind of telescopic LTE broad frequency micro-bands omnidirectional antenna | |
| CN204271259U (en) | Multiband radiating element and mobile communication antenna | |
| CN105409058A (en) | Antenna apparatus and terminal | |
| CN104064867A (en) | Multi-band radiation unit and mobile communication antenna | |
| CN203631740U (en) | Multi-band array antenna | |
| CN203521611U (en) | Coupled feeding multi-frequency antenna | |
| CN102969567B (en) | Communication device and method for increasing antenna operation bandwidth | |
| CN109309279A (en) | Antenna structure | |
| CN109863642A (en) | Multiresonant antenna structure | |
| CN202949034U (en) | Small antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230629 Address after: Room 1108, Floor 11, Building 11, Fujian Road Administration Industry and Trade Industrial Park, No. 76, Houshan Village, Nanyu Town, Minhou County, Fuzhou City, 350000 Patentee after: Fujian Haoyue Technology Co.,Ltd. Address before: No. 50, Yangqiao West Road, Fuzhou City, Fujian Province 350002 Patentee before: FUZHOU UNIVERSITY ZHICHENG College |