CN106450699A - 433MHz PCB antenna - Google Patents
433MHz PCB antenna Download PDFInfo
- Publication number
- CN106450699A CN106450699A CN201610933961.7A CN201610933961A CN106450699A CN 106450699 A CN106450699 A CN 106450699A CN 201610933961 A CN201610933961 A CN 201610933961A CN 106450699 A CN106450699 A CN 106450699A
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- CN
- China
- Prior art keywords
- turn part
- revers turn
- vertical
- revers
- 433mhz
- 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
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- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 1
- 230000005855 radiation Effects 0.000 abstract description 7
- 238000004891 communication Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000005549 size reduction 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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- 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
- H01Q1/36—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
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention provides a 433MHz PCB antenna which comprises a radiation unit, a feeding point and a grounding plate. The radiation unit, the feeding point and the grounding plate are in a copper-clad structure. The feeding point is in a rectangular structure and is connected with the radiation unit and the grounding plate. The whole antenna is located on the same plane with a cuboid PCB. The radiation unit is composed of multiple rewinding parts. The grounding plate is composed of two rectangular structures of the same size. On the parallel plane of the PCB and the radiation unit and on the basis that the feeding point and the radiation unit are connected in a simple low-cost manner, the 433MHz PCB antenna has the advantages of low return loss, high gain, small size and wide application range.
Description
Technical field
The present invention relates to antenna technical field, more particularly to a kind of PCB antenna of 433MHz.
Background technology
Wireless communication system is widely used to every field in recent years, and user can not be subject to distance limit, using wireless
Communication system enters the transmission of row information and information.And antenna is one of important element in wireless communication field, currently in order to ringing
Answer the size reduction of electronic product and the diversity of outward appearance, small built-in antenna is because size is little, it is integrated with circuitry to be easy to
Feature, is extensively incorporated in various electronic installations.
Antenna, as the bridge of radio communication, is the key realizing radio communication.With wireless communication technology and electronics
The development of technology, the wireless electronic product in daily life becomes less and less, more and more thinner, and increasingly gentlier, and function becomes
Stronger and stronger.Therefore research and develop the microstrip antenna of a small-sized 433MHz, the research and development needs adapting to antenna miniaturization are that we need
Problem to be solved.
Content of the invention
Embodiments provide a kind of PCB antenna of 433MHz, can reach that structure is simple, low cost, clawback damage
Consume little, high gain requirement.
The implementation of the present invention is as follows：A kind of PCB antenna of 433MHz includes radiating element, distributing point and earth plate,
Radiating element, distributing point and earth plate are to cover steel structure, and distributing point is connected with radiating element and earth plate for rectangular configuration, ground connection
Plate is divided into two parts, and radiating element is made up of multiple revers turn parts, and earth plate is two size identical rectangular configuration, and antenna is whole
Body is located on cuboid pcb board the same face.
Preferably, described radiating element be located at pcb board front, its radiating element include the first revers turn part, the second revers turn part,
3rd revers turn part, the 4th revers turn part, the 5th revers turn part, the 6th revers turn part, the 7th revers turn part, the 8th revers turn part, the 9th revers turn part,
Tenth revers turn part, the 11st revers turn part, the 12nd revers turn part, the 13rd revers turn part, the 14th revers turn part, the 15th revers turn part,
16th revers turn part, the 17th revers turn part, the 18th revers turn part, the 19th revers turn part, the 20th revers turn part, the 21st inflection
Portion, the 22nd revers turn part, the 23rd revers turn part, the 24th revers turn part, the 25th revers turn part, the 26th inflection
Portion, the 27th revers turn part, the 28th revers turn part, the 29th revers turn part, the 30th revers turn part and the 31st revers turn part,
First revers turn part is free end, and the 31st revers turn part is connected with distributing point.
Preferably, described radiating element first revers turn part is vertical with the second revers turn part, the second revers turn part and the 3rd revers turn part
Vertically, the 3rd revers turn part is vertical with the 4th revers turn part, and the 4th revers turn part is vertical with the 5th revers turn part, the 5th revers turn part and the 6th time
Folding part is vertical, and the 6th revers turn part is vertical with the 7th revers turn part, and the 7th revers turn part is vertical with the 8th revers turn part, the 8th revers turn part and the
Nine revers turn parts are vertical, and the 9th revers turn part is vertical with the tenth revers turn part, and the tenth revers turn part and the 11st revers turn part are vertical, the 11st time
Folding part is vertical with the 12nd revers turn part, and the 12nd revers turn part and the 13rd revers turn part are vertical, the 13rd revers turn part and the 14th time
Folding part is vertical, and the 14th revers turn part and the 15th revers turn part are vertical, and the 15th revers turn part and the 16th revers turn part are vertical, and the 16th
Revers turn part and the 17th revers turn part are vertical, and the 17th revers turn part and the 18th revers turn part are vertical, the 18th revers turn part and the 19th
Revers turn part is vertical, and the 19th revers turn part and the 20th revers turn part are vertical, and the 20th revers turn part and the 21st revers turn part are vertical, the
21 revers turn parts and the 22nd revers turn part are vertical, and the 22nd revers turn part and the 23rd revers turn part are vertical, and the 23rd
Revers turn part and the 24th revers turn part are vertical, and the 24th revers turn part and the 25th revers turn part are vertical, the 25th revers turn part
Vertical with the 26th revers turn part, the 26th revers turn part and the 27th revers turn part are vertical, the 27th revers turn part and second
18 revers turn parts are vertical, and the 28th revers turn part and the 29th revers turn part are vertical, the 29th revers turn part and the 30th inflection
Portion is vertical, and the 30th revers turn part is vertically vertical with the 31st revers turn part.
Preferably, described earth plate is two rectangular configuration, on the right side of pcb board, by distributing point with radiating element even
Connect.
Preferably, a kind of maximum gain of the PCB antenna of 433MHz is 2.5dBi.
Preferably, a kind of frequency of the PCB antenna of 433MHz is 300MHz-500MHz, carries a width of 200MHz.
By such scheme, the invention has the beneficial effects as follows：A kind of PCB antenna of 433MHz includes radiating element, feed
Point and earth plate, radiating element, distributing point and earth plate are to cover steel structure, and distributing point is rectangular configuration and radiating element and ground connection
Plate connects, and is used together with the circuit matching, and can realize clawback and low, high gain is lost on the basis of low cost, can
Meet its small volume, the requirement of applied range.
Brief description
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, will make to required in embodiment description below
Accompanying drawing be briefly described it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.Wherein：
Fig. 1 is a kind of overall diagram of the PCB antenna of 433MHz of the present invention；
Fig. 2 is a kind of radiating element portion schematic diagram of the PCB antenna of 433MHz of the present invention；
Fig. 3 is a kind of S11 curve chart of the PCB antenna of 433MHz of the present invention；
Fig. 4 is a kind of gain diagram of the PCB antenna of 433MHz of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making performing creative labour
Embodiment, broadly falls into the scope of protection of the invention.
Refer to shown in Fig. 1,2,3,4, a kind of PCB antenna of the 433MHz disclosed in the present embodiment include radiating element 1,
Distributing point 2 and earth plate 3, radiating element 1, distributing point 2 and earth plate 3 are to cover steel structure, and distributing point 2 is rectangular configuration and radiation
Unit 1 connects, and earth plate 2 is divided into two parts, and radiating element 1 is made up of multiple revers turn parts, and earth plate 3 is that two sizes are identical
Rectangular configuration, antenna is integrally located on cuboid pcb board the same face..
Preferably, a length of 3mm of described distributing point 2, a width of 1mm, distributing point is located at middle position on the right side of PCB, distributing point with
Left and right connects two rectangular configuration of earth plate respectively.
Preferably, described radiating element 1 is located at pcb board front, and its radiating element 1 includes the first revers turn part 101, second time
Folding part 102, the 3rd revers turn part 103, the 4th revers turn part 104, the 5th revers turn part 105, the 6th revers turn part 106, the 7th revers turn part
107th, the 8th revers turn part 108, the 9th revers turn part 109, the tenth revers turn part 110 and the 11st revers turn part 111, the 12nd revers turn part
112nd, the 13rd revers turn part 113, the 14th revers turn part 114, the 15th revers turn part 115, the 16th revers turn part the 116, the 17th time
Folding part 117, the 18th revers turn part 117, the 19th revers turn part 119, the 20th revers turn part 120, the 21st revers turn part 121,
22 revers turn parts 122, the 23rd revers turn part 123, the 24th revers turn part 124, the 25th revers turn part the 125, the 20th
Six revers turn parts 126, the 27th revers turn part 127, the 28th revers turn part 128, the 29th revers turn part 129, the 30th inflection
Portion 130 and the 31st revers turn part 131, the first revers turn part 101 is free end, and the 31st revers turn part 131 is with distributing point 2 even
Connect.
Preferably, described radiating element 1 first revers turn part 101 vertical with the second revers turn part 102, the second revers turn part 102 He
3rd revers turn part 103 is vertical, and the 3rd revers turn part 103 is vertical with the 4th revers turn part 104, the 4th revers turn part 104 and the 5th revers turn part
105 is vertical, and the 5th revers turn part 105 is vertical with the 6th revers turn part 106, and the 6th revers turn part 106 is vertical with the 7th revers turn part 107, the
Seven revers turn parts 107 are vertical with the 8th revers turn part 108, and the 8th revers turn part 108 is vertical with the 9th revers turn part 109, the 9th revers turn part 109
Vertical with the tenth revers turn part 110, the tenth revers turn part 110 is vertical with the 11st revers turn part 111, the 11st revers turn part 111 and the tenth
Two times 112 folding parts are vertical, and the 12nd revers turn part 112 and the 13rd revers turn part 113 are vertical, the 13rd revers turn part 113 and the 14th
Revers turn part 114 is vertical, and the 14th revers turn part 114 and the 15th revers turn part 115 are vertical, the 15th revers turn part 115 and the 16th time
Folding part 116 is vertical, and the 16th revers turn part 116 and the 17th revers turn part 117 are vertical, the 17th revers turn part 117 and the 18th inflection
Portion 118 is vertical, and the 18th revers turn part 118 and the 19th revers turn part 119 are vertical, the 19th revers turn part 119 and the 20th revers turn part
120 is vertical, and the 20th revers turn part 120 and the 21st revers turn part 121 are vertical, the 21st revers turn part 121 and the 22nd time
Folding part 122 is vertical, and the 22nd revers turn part 122 and the 23rd revers turn part 123 are vertical, the 23rd revers turn part 123 and second
14 revers turn parts 124 are vertical, and the 24th revers turn part 124 and the 25th revers turn part 125 are vertical, the 25th revers turn part 125
With the 26th revers turn part 126 vertically, the 26th revers turn part 126 and the 27th revers turn part 127 are vertical, the 27th inflection
Portion 127 and the 28th revers turn part 128 are vertical, and the 28th revers turn part 128 and the 29th revers turn part 129 are vertical, and the 20th
Nine revers turn parts 129 and the 30th revers turn part 130 are vertical, and the 30th revers turn part 130 is vertical vertical with the 31st revers turn part 131.
Preferably, described radiating element 1 first revers turn part 101 length is 4mm, and the second revers turn part 102 length is 18mm, the
Three revers turn part 103 length is 3mm, and the 4th revers turn part 104 length is 18mm, and the 5th revers turn part 105 length is 3mm, the 6th inflection
Portion 106 length is 18mm, and the 7th revers turn part 107 length is 3mm, and the 8th revers turn part 108 length is 18mm, the 9th revers turn part 109
Length is 3mm, and the tenth revers turn part 110 length is 18mm, and the 11st revers turn part 111 length is 3mm, the 12nd revers turn part 112 is long
Spend for 18mm, the 13rd revers turn part 113 length is 3mm, the 14th revers turn part 114 length is 18mm, the 15th revers turn part 115 is long
Spend for 3mm, the 16th revers turn part 116 length is 18mm, the 17th revers turn part 117 length is 3mm, the 18th revers turn part 117 is long
Spend for 18mm, the 19th revers turn part 119 length is 3mm, the 20th revers turn part 120 length is 18mm, the 21st revers turn part 121
Length is 3mm, and the 22nd revers turn part 122 length is 18mm, and the 23rd revers turn part 123 length is 3mm, the 24th inflection
Portion 124 length is 18mm, and the 25th revers turn part 125 length is 3mm, and the 26th revers turn part 126 length is 18mm, the 20th
Seven revers turn part 127 length is 3mm, and the 28th revers turn part 128 length is 3mm, and the 29th revers turn part 129 length is 18mm,
30th revers turn part 130 length is 9mm, and the 31st revers turn part 131 length is 4mm, the first revers turn part and the 31st inflection
Portion is wide, and width is 1mm, is 1mm apart from pcb board left length.
Preferably, described earth plate 3 is two equal-sized rectangular configuration, the upper and lower on the right side of pcb board,
The a length of 9mm of earth plate, a width of 4mm.
Shown in Figure 5, wherein, a kind of maximum gain of the PCB antenna of 433MHz is 2.5dBi.
Wherein, a kind of frequency of the PCB antenna of 433MHz is 300MHz-500MHz, carries a width of 200MHz.
A kind of PCB antenna of 433MHz is located at a length of 65mm, a width of 21mm, and thickness is on the FR4 dielectric-slab of 1mm.
Refer to Fig. 4, shown in 5, in impedance bandwidth, a kind of return loss requirement of the PCB antenna of 433MHz is less than-
10dB, a kind of return loss of the PCB antenna of 433MHz disclosed in the present embodiment can reach -21dB, is requiring band limits
Internal impedance meets requirement.
A kind of gain of the PCB antenna of 433MHz disclosed in the present embodiment is 2.5dBi, and the gain level of antenna meets to be made
With requiring.
The foregoing is only embodiments of the invention, not thereby limit the present invention the scope of the claims, every using this
Equivalent structure or equivalent flow conversion that bright description and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (5)
1. it is characterised in that described, a kind of PCB antenna of 433MHz includes radiating element, feedback to a kind of PCB antenna of 433MHz
Electricity point and earth plate, radiating element, distributing point and earth plate are to cover steel structure, and distributing point is rectangular configuration and radiating element and connects
Floor connects, and earth plate is divided into two parts, and radiating element is made up of multiple revers turn parts, and earth plate is two size identical squares
Shape structure, antenna is integrally located on cuboid pcb board the same face.
2. a kind of PCB antenna of 433MHz according to claim 1 is it is characterised in that described radiating element is located at pcb board
Front, its radiating element include the first revers turn part, the second revers turn part, the 3rd revers turn part, the 4th revers turn part, the 5th revers turn part,
Six revers turn parts, the 7th revers turn part, the 8th revers turn part, the 9th revers turn part, the tenth revers turn part, the 11st revers turn part, the 12nd inflection
Portion, the 13rd revers turn part, the 14th revers turn part, the 15th revers turn part, the 16th revers turn part, the 17th revers turn part, the 18th time
Folding part, the 19th revers turn part, the 20th revers turn part, the 21st revers turn part, the 22nd revers turn part, the 23rd revers turn part,
24th revers turn part, the 25th revers turn part, the 26th revers turn part, the 27th revers turn part, the 28th revers turn part,
29 revers turn parts, the 30th revers turn part and the 31st revers turn part, the first revers turn part be free end, the 31st revers turn part with
Distributing point connects.
3. a kind of PCB antenna of 433MHz according to claim 2 is it is characterised in that described radiating element first inflection
Portion is vertical with the second revers turn part, and the second revers turn part and the 3rd revers turn part are vertical, and the 3rd revers turn part is vertical with the 4th revers turn part, and the 4th
Revers turn part is vertical with the 5th revers turn part, and the 5th revers turn part is vertical with the 6th revers turn part, and the 6th revers turn part is vertical with the 7th revers turn part,
7th revers turn part is vertical with the 8th revers turn part, and the 8th revers turn part is vertical with the 9th revers turn part, the 9th revers turn part and the tenth revers turn part
Vertically, the tenth revers turn part and the 11st revers turn part are vertical, and the 11st revers turn part and the 12nd revers turn part are vertical, the 12nd revers turn part
Vertical with the 13rd revers turn part, the 13rd revers turn part and the 14th revers turn part are vertical, the 14th revers turn part and the 15th revers turn part
Vertically, the 15th revers turn part and the 16th revers turn part are vertical, and the 16th revers turn part and the 17th revers turn part are vertical, the 17th inflection
Portion is vertical with the 18th revers turn part, and the 18th revers turn part and the 19th revers turn part are vertical, the 19th revers turn part and the 20th inflection
Portion is vertical, and the 20th revers turn part and the 21st revers turn part are vertical, and the 21st revers turn part and the 22nd revers turn part are vertical, the
22 revers turn parts and the 23rd revers turn part are vertical, and the 23rd revers turn part and the 24th revers turn part are vertical, and the 24th
Revers turn part and the 25th revers turn part are vertical, and the 25th revers turn part and the 26th revers turn part are vertical, the 26th revers turn part
Vertical with the 27th revers turn part, the 27th revers turn part and the 28th revers turn part are vertical, the 28th revers turn part and second
19 revers turn parts are vertical, and the 29th revers turn part and the 30th revers turn part are vertical, and the 30th revers turn part is vertical and the 31st time
Folding part is vertical.
4. a kind of PCB antenna of 433MHz according to claim 1 is it is characterised in that PCB days of a kind of described 433MHz
The gain of line is 2.5dB.
5. a kind of PCB antenna of 433MHz according to claim 1 is it is characterised in that PCB days of a kind of described 433MHz
The frequency of line is 300MHz-500MHz, carries a width of 200MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610933961.7A CN106450699A (en) | 2016-11-01 | 2016-11-01 | 433MHz PCB antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610933961.7A CN106450699A (en) | 2016-11-01 | 2016-11-01 | 433MHz PCB antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106450699A true CN106450699A (en) | 2017-02-22 |
Family
ID=58178118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610933961.7A Pending CN106450699A (en) | 2016-11-01 | 2016-11-01 | 433MHz PCB antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106450699A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112271446A (en) * | 2020-08-20 | 2021-01-26 | 珠海格力电器股份有限公司 | Concentric semicircular microstrip antenna and wireless sensor antenna based on smart home |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0969547A2 (en) * | 1998-07-01 | 2000-01-05 | Matsushita Electric Industrial Co., Ltd. | Antenna device |
| CN201117797Y (en) * | 2007-06-13 | 2008-09-17 | 华南理工大学 | Coplanar waveguide feeding radio frequency identification tag antenna |
| CN201994417U (en) * | 2011-01-06 | 2011-09-28 | 基信康信息技术（上海）有限公司 | Multi-frequency antenna |
| CN204885430U (en) * | 2015-09-14 | 2015-12-16 | 深圳洲斯移动物联网技术有限公司 | Small -size 433MHzFPC antenna |
| CN205583133U (en) * | 2016-04-22 | 2016-09-14 | 青岛中科移动物联科技有限公司 | Dual -frenquency wiFi's PCB antenna |
-
2016
- 2016-11-01 CN CN201610933961.7A patent/CN106450699A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0969547A2 (en) * | 1998-07-01 | 2000-01-05 | Matsushita Electric Industrial Co., Ltd. | Antenna device |
| CN201117797Y (en) * | 2007-06-13 | 2008-09-17 | 华南理工大学 | Coplanar waveguide feeding radio frequency identification tag antenna |
| CN201994417U (en) * | 2011-01-06 | 2011-09-28 | 基信康信息技术（上海）有限公司 | Multi-frequency antenna |
| CN204885430U (en) * | 2015-09-14 | 2015-12-16 | 深圳洲斯移动物联网技术有限公司 | Small -size 433MHzFPC antenna |
| CN205583133U (en) * | 2016-04-22 | 2016-09-14 | 青岛中科移动物联科技有限公司 | Dual -frenquency wiFi's PCB antenna |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112271446A (en) * | 2020-08-20 | 2021-01-26 | 珠海格力电器股份有限公司 | Concentric semicircular microstrip antenna and wireless sensor antenna based on smart home |
| CN112271446B (en) * | 2020-08-20 | 2024-04-05 | 珠海格力电器股份有限公司 | Concentric semicircular microstrip antenna and wireless sensor antenna based on smart home |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170602 Address after: 215000, Suzhou Industrial Park, Jiangsu, Suzhou Province, if waterway 388, E-702 Applicant after: SUZHOU LENGWANG NETWORK TECHNOLOGY CO.,LTD. Address before: 201800 Shanghai city Jiading District Aite Road No. 855 Xin Ao international business building 6 South Building Room 606 Applicant before: SHANGHAI LENWANG INTELLIGENT TECHNOLOGY CO.,LTD. |
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