CN107171068A - A kind of small sized double frequency implanted medical flexible antenna - Google Patents
A kind of small sized double frequency implanted medical flexible antenna Download PDFInfo
- Publication number
- CN107171068A CN107171068A CN201710481119.9A CN201710481119A CN107171068A CN 107171068 A CN107171068 A CN 107171068A CN 201710481119 A CN201710481119 A CN 201710481119A CN 107171068 A CN107171068 A CN 107171068A
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- Prior art keywords
- radiation patch
- ground plane
- antenna
- rectangular channel
- small sized
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- 230000005855 radiation Effects 0.000 claims abstract description 31
- 239000000523 sample Substances 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 12
- 239000011248 coating agent Substances 0.000 claims abstract description 10
- 238000000576 coating method Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000004642 Polyimide Substances 0.000 claims abstract description 6
- 229920001721 polyimide Polymers 0.000 claims abstract description 6
- 239000008199 coating composition Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241001404789 Smilax glabra Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—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
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/273—Adaptation for carrying or wearing by persons or animals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/328—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors between a radiating element and ground
Abstract
The invention discloses a kind of small sized double frequency implanted medical flexible antenna, in scientific research frequency range and Medical band of the Antenna Operation in ISM band, working range is in 2.350 2.550GHz and 5.520 5.900GHz.The antenna is made up of radiation patch, rectangular channel, grounding probe, coaxial feeder, ground plane, medium substrate and coating, and radiation patch is connected by grounding probe with ground plane;Coaxial feeder also connects radiation patch and ground plane simultaneously, medium substrate and coating use dielectric constant for 4 polyimide flex material.Three rectangular channels are provided with radiation patch, wherein a rectangular channel is opened in the center at an edge, and a symmetrical rectangular channel have respectively been opened at two adjacent edges.Dual-band antenna of the present invention it is simple in construction, it is easy to process, passband matching properties are good.
Description
Technical field
The invention belongs to field of antenna, more particularly to a kind of small sized double frequency implanted medical flexible antenna.
Background technology
Currently, the increasing problem of an aging population has turned into the difficulty of the countries in the world facing including China
Topic, the process of aging will along with Health Care Services industry demand growth, it is huge to high-quality requirements of health care,
Wireless biologic medical becomes the main trend of current and future medical treatment development because its is easy-to-use.Wireless data telemetry and energy
Amount transmission wireless medical equipment design and develop and its personal health care in terms of there is very wide application market, be not
Carry out the inexorable trend of biologic medical development.From the current study, research and development high precision, reliable and stable wireless biologic medical are set
It is standby to still suffer from very big challenge.
FCC in 1999 has opened implantable medical service frequency range(Abbreviation MICS), its frequency range
For 402-405MHz, dedicated for the implantable medical device communication in the range of 2 meters, traffic rate is up to 250kbit/s.China
Also 402-405MHz is issued as the special frequency range of biomedical telemetry in 2007.Currently for the extra-high of implantable medical device
The frequency communication technology is deployed to study mainly for MICS frequency ranges, while also frequently involving industry, science and Medical band(Abbreviation ISM)
433.1-434.8MHz, 868-868.6MHz, 2.40-2.483GHz and 5.725-5.850GHz and ultra wide band frequency 3.1-
10.6GHz。
ISM band is relatively conventional in implanted operating frequency of antenna, compared to MICS and WMTS, its using bandwidth,
There is higher radio channel capacity, therefore 2.45GHz and 5.8GHz ISM band is used for biotelemetry by many countries.For example
Xu. Li-Jie et al. is delivered《Dual-Band Implantable Antenna With Open-End Slots on
Ground》The antenna of plane inverse-F structure is used in article, double frequency implanted antenna is devised, but antenna horizontal size is larger, is
19mm×19.4mm×1.27mm;Li Ming nine et al. was in 2017《Electronic component and material》On deliver《A kind of novel three-frequency
The design of section implanted antenna》Middle use multilayer planar inverted f structure realizes multifrequency, but up to three layers of the number of plies, both increased thickness or
Improve difficulty of processing.Therefore designing a kind of miniaturized multifrequency implanted antenna simple in construction has more real meaning.
The content of the invention
The present invention relates to a kind of small sized double frequency implanted medical flexible antenna, simple in construction, size is smaller, it is easy to process.
Fed by coaxial feeder, using loading grounding probe and open and realize two-frequency operation by the way of rectangular channel.Medium substrate and
Coating then use dielectric constant for 4 polyimide flex material so that antenna realize miniaturization.
The present invention is adopted the following technical scheme that:
A kind of small sized double frequency implanted medical flexible antenna of the present invention includes radiation patch, rectangular channel, grounding probe, coaxial feed
Line, ground plane, medium substrate and coating, it is characterized in that:Described radiation patch is generally square, wherein an edge
Center open a rectangular channel, and respectively opened a symmetrical rectangular channel at two adjacent edges.Short circuit is visited
The tie point of pin is close to the left hand edge on radiation patch surface, and the distributing point of coaxial feeder is located at the middle lower section on radiation patch surface.
Described radiation patch is parallel with ground plane, and radiation patch is connected by grounding probe with ground plane.While coaxial feeder
Also radiation patch and ground plane are connected.Described medium substrate is filled between radiation patch and earth plate, and coating position
In the top of radiation patch.Medium substrate and coating use dielectric constant for 4 polyimide flex material.
The present invention compared with prior art, with following remarkable advantage:
1st, it is simple in construction:The present invention is simple in construction, and size is smaller, it is easy to process;
2nd, frequency range is adjustable:The present invention can adjust antenna and exist by adjusting the position of grounding probe or adjusting the length and width of each groove
Resonance under different frequency range.
Brief description of the drawings
Fig. 1 is a kind of top view of small sized double frequency implanted medical flexible antenna of the invention.
Fig. 2 is a kind of side view of small sized double frequency implanted medical flexible antenna of the invention.
Fig. 3 is a kind of echo of the small sized double frequency implanted medical flexible antenna of the invention under 2.45GHz skin electrical characteristics
Damage curve figure.
Fig. 4 is that a kind of echo of the small sized double frequency implanted medical flexible antenna of the invention under 5.8GHz skin electrical characteristics is damaged
Consume curve map.
Fig. 5 is a kind of direction of the small sized double frequency implanted medical flexible antenna of the invention under 2.45GHz skin electrical characteristics
Figure.
Fig. 6 is a kind of direction of the small sized double frequency implanted medical flexible antenna of the invention under 5.8GHz skin electrical characteristics
Figure.
Specific embodiment
With reference to example and accompanying drawing, the present invention is described in further detail.
As shown in figure 1, the small sized double frequency implanted medical flexible antenna that the present invention is designed, including radiation patch 101, rectangle
Groove 102,103,104, grounding probe 201, coaxial feeder 301, ground plane 401, medium substrate 501 and coating 601.Radiation
Paster 101 be in itself the length of side be 11mm square, wherein the center at an edge opened length and width size for 2mm ×
1mm rectangular channel 102.And a mutually symmetrical with rectangular channel 103,104, length and width chi have respectively been opened on two adjacent edges
Very little is 2mm × 1mm.The tie point of grounding probe 201 is close to the left hand edge on the surface of radiation patch 101, the feedback of coaxial feeder 301
Middle lower section of the electricity point positioned at the surface of radiation patch 101.The present invention can by change grounding probe 201 position or three rectangles
The size of groove makes it be operated in other frequency ranges.
As shown in Fig. 2 radiation patch 101 is parallel with ground plane 401, grounding probe 201 is by radiation patch 101 and connects
Ground level 401 is connected, and the length of grounding probe 201 is 1mm, and radius is 0.6mm.Coaxial feeder 301 also connects radiation patch simultaneously
101 and ground plane 401, the length of coaxial feeder 301 is 1mm, and radius is 0.6mm.The length and width size of ground plane 401 be 15mm ×
15mm, is medium substrate 501 between radiation patch 101 and ground plane 401, its material is polyimides, and dielectric constant is
4.The surface of radiation patch 101 is coating 601, and use is also polyimide flex material.Medium substrate 501 and covering
601 length, width and height size of layer are 15mm × 15mm × 1mm.
As shown in figure 3, being return loss plot figure of this example under 2.45GHz skin electrical characteristics.The present invention is implantation
Human body skin, for detecting function of human body and illness, dielectric constant of the human body skin under 2.45GHz working frequency points is
38.0, electrical conductivity be 1.464.As can be seen from the figure under 2.45GHz frequencies Antenna Operation in 2.350-2.550GHz frequency ranges
Interior, return loss value reaches -27.6dB.
As shown in figure 4, being return loss plot figure of this example under 5.8GHz skin electrical characteristics.Human body skin exists
Dielectric constant under 5.8GHz working frequency points is that 35.11, electrical conductivity is 3.717.As can be seen from the figure in 5.8GHz frequencies
Lower Antenna Operation is in 5.520-5.900GHz frequency ranges, and return loss value reaches -28.19dB.
Such as Fig. 5,6 are the directional diagram of this example antenna in 2.45GHz and 5.8GHz respectively, as can be seen from the figure originally
Example has preferable directionality in whole frequency range, meets design requirement.
Examples detailed above is the present invention preferably embodiment, in addition on the basis of this example, changes radiating element, coaxial
The position of feeder line and the size of ground plane and size, all should be comprising within the scope of the present invention.
Claims (1)
1. a kind of small sized double frequency implanted medical flexible antenna, its structure is by radiation patch, rectangular channel, grounding probe, coaxial feed
Line, ground plane, medium substrate and coating composition, it is characterised in that:
Described radiation patch is generally square, and a rectangular channel is opened in the center at an edge wherein, and adjacent
Two edges respectively opened a symmetrical rectangular channel;The left side of the tie point of grounding probe close to radiation patch surface
Edge, the distributing point of coaxial feeder is located at the middle lower section on radiation patch surface;Described radiation patch is parallel with ground plane, short
Radiation patch is connected by road probe with ground plane;Coaxial feeder also connects radiation patch and ground plane simultaneously;Described Jie
Matter substrate is located between radiation patch and earth plate, and coating is located at the top of radiation patch;Medium substrate and coating are equal
Using polyimide flex material.
Priority Applications (1)
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CN201710481119.9A CN107171068A (en) | 2017-06-22 | 2017-06-22 | A kind of small sized double frequency implanted medical flexible antenna |
Applications Claiming Priority (1)
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CN201710481119.9A CN107171068A (en) | 2017-06-22 | 2017-06-22 | A kind of small sized double frequency implanted medical flexible antenna |
Publications (1)
Publication Number | Publication Date |
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CN107171068A true CN107171068A (en) | 2017-09-15 |
Family
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CN201710481119.9A Pending CN107171068A (en) | 2017-06-22 | 2017-06-22 | A kind of small sized double frequency implanted medical flexible antenna |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107946760A (en) * | 2017-12-18 | 2018-04-20 | 河北工业大学 | A kind of medical implantable antenna for being operated in ISM band |
CN109088153A (en) * | 2018-08-03 | 2018-12-25 | 瑞声光电科技(苏州)有限公司 | A kind of ultra wide band mimo antenna and terminal |
CN109301475A (en) * | 2018-11-14 | 2019-02-01 | 河北工业大学 | A kind of flexible implanted antenna of miniaturization broadband |
CN109378576A (en) * | 2018-11-23 | 2019-02-22 | 江苏中科智睿物联网科技有限公司 | A kind of wide band high-gain circularly-polarized patch Quasi-Yagi antenna |
CN110212293A (en) * | 2019-05-31 | 2019-09-06 | 天津理工大学 | A kind of miniature implanted planar inverted-F antenna for medical treatment transducer |
CN110571518A (en) * | 2019-09-18 | 2019-12-13 | 湖南智领通信科技有限公司 | unmanned aerial vehicle machine carries antenna based on thermoplasticity polyimide panel |
CN110661090A (en) * | 2019-09-18 | 2020-01-07 | 湖南智领通信科技有限公司 | Thermoplastic polyimide plate based airborne antenna of unmanned aerial vehicle in '∞' shape |
CN111262020A (en) * | 2020-01-19 | 2020-06-09 | 湖南智领通信科技有限公司 | Miniature dual-band UHF frequency band micro-flexible antenna |
CN112054288A (en) * | 2020-09-04 | 2020-12-08 | 青岛海信移动通信技术股份有限公司 | Electronic device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5966096A (en) * | 1996-04-24 | 1999-10-12 | France Telecom | Compact printed antenna for radiation at low elevation |
CN101299486A (en) * | 2008-06-18 | 2008-11-05 | 北京邮电大学 | RFID reader-writer antenna capable of overlapping high-frequency and ultrahigh frequency as well as microwave frequency band |
CN204732535U (en) * | 2015-04-13 | 2015-10-28 | 天津职业技术师范大学 | Edge many rectangular channels three-frequency antenna |
CN206922008U (en) * | 2017-06-22 | 2018-01-23 | 天津职业技术师范大学 | A kind of small sized double frequency implanted medical flexible antenna |
-
2017
- 2017-06-22 CN CN201710481119.9A patent/CN107171068A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5966096A (en) * | 1996-04-24 | 1999-10-12 | France Telecom | Compact printed antenna for radiation at low elevation |
CN101299486A (en) * | 2008-06-18 | 2008-11-05 | 北京邮电大学 | RFID reader-writer antenna capable of overlapping high-frequency and ultrahigh frequency as well as microwave frequency band |
CN204732535U (en) * | 2015-04-13 | 2015-10-28 | 天津职业技术师范大学 | Edge many rectangular channels three-frequency antenna |
CN206922008U (en) * | 2017-06-22 | 2018-01-23 | 天津职业技术师范大学 | A kind of small sized double frequency implanted medical flexible antenna |
Non-Patent Citations (1)
Title |
---|
LUO ZQ, ET AL: "A dual-Band Microstrip Antenna for Aviation and Mobile Application" * |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107946760B (en) * | 2017-12-18 | 2024-02-27 | 河北工业大学 | Medical implantable antenna working in ISM frequency band |
CN107946760A (en) * | 2017-12-18 | 2018-04-20 | 河北工业大学 | A kind of medical implantable antenna for being operated in ISM band |
CN109088153A (en) * | 2018-08-03 | 2018-12-25 | 瑞声光电科技(苏州)有限公司 | A kind of ultra wide band mimo antenna and terminal |
CN109301475A (en) * | 2018-11-14 | 2019-02-01 | 河北工业大学 | A kind of flexible implanted antenna of miniaturization broadband |
CN109301475B (en) * | 2018-11-14 | 2023-09-12 | 河北工业大学 | Miniaturized broadband flexible implantable antenna |
CN109378576B (en) * | 2018-11-23 | 2020-06-23 | 江苏中科智睿物联网科技有限公司 | Broadband high-gain circularly polarized patch quasi-yagi antenna |
CN109378576A (en) * | 2018-11-23 | 2019-02-22 | 江苏中科智睿物联网科技有限公司 | A kind of wide band high-gain circularly-polarized patch Quasi-Yagi antenna |
CN110212293A (en) * | 2019-05-31 | 2019-09-06 | 天津理工大学 | A kind of miniature implanted planar inverted-F antenna for medical treatment transducer |
CN110661090A (en) * | 2019-09-18 | 2020-01-07 | 湖南智领通信科技有限公司 | Thermoplastic polyimide plate based airborne antenna of unmanned aerial vehicle in '∞' shape |
CN110571518A (en) * | 2019-09-18 | 2019-12-13 | 湖南智领通信科技有限公司 | unmanned aerial vehicle machine carries antenna based on thermoplasticity polyimide panel |
CN111262020A (en) * | 2020-01-19 | 2020-06-09 | 湖南智领通信科技有限公司 | Miniature dual-band UHF frequency band micro-flexible antenna |
CN112054288A (en) * | 2020-09-04 | 2020-12-08 | 青岛海信移动通信技术股份有限公司 | Electronic device |
CN112054288B (en) * | 2020-09-04 | 2022-11-08 | 青岛海信移动通信技术股份有限公司 | Electronic device |
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