CN110828994A - High-precision watch antenna - Google Patents
High-precision watch antenna Download PDFInfo
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- CN110828994A CN110828994A CN201911109913.6A CN201911109913A CN110828994A CN 110828994 A CN110828994 A CN 110828994A CN 201911109913 A CN201911109913 A CN 201911109913A CN 110828994 A CN110828994 A CN 110828994A
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- 230000002146 bilateral effect Effects 0.000 claims abstract description 3
- 230000010287 polarization Effects 0.000 abstract description 8
- 238000004891 communication Methods 0.000 abstract description 2
- 230000005855 radiation Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention discloses a high-precision watch antenna in the technical field of communication, which comprises a watch body, wherein a watch mainboard is arranged in an inner cavity of the watch body, a watch mainboard and a second feed network are welded on the surface of the watch mainboard, the watch mainboard and the second feed network are arranged in a bilateral symmetry mode relative to the axis of the watch mainboard, a watch screen is arranged at the top of the watch body, a high-frequency antenna radiator is arranged at the bottom of the watch screen, the high-frequency antenna radiator comprises a first high-frequency arm and a second high-frequency arm, the first high-frequency arm and the second high-frequency arm are respectively laser-etched on the right side and the rear side of the watch screen, and the first high-frequency arm and the second high-frequency arm are arranged adjacently, for right hand circular polarization.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a high-precision watch antenna.
Background
Most of child watches are positioned based on a common GPS, positioning capabilities are uneven, and positioning accuracy is different from dozens of meters to hundreds of meters. The inaccurate positioning data leads to inaccurate control of parents on child behaviors, and even misunderstanding.
In 2019, 3, 1, the nationwide first intelligent watch supporting Beidou high-precision positioning, namely the Abakting children intelligent watch T1, is formally opened and sold on line for sale, which is the first application of software and hardware integrated Beidou high-precision positioning technology to intelligent electronic products, and the positioning capability of the electronic product industry is promoted to a new level.
The traditional child antenna is generally a linear polarization antenna, the value of a circularly polarized signal converted into the linear polarization antenna is reduced by half, the directivity of the antenna is poor, the efficiency of the antenna is low, and the normal use of children is difficult to meet. Based on the technical scheme, the invention designs the high-precision watch antenna to solve the problems.
Disclosure of Invention
The present invention is directed to a high-precision watch antenna to solve the above-mentioned problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a high-precision watch antenna comprises a watch body, a watch main board is arranged in an inner cavity of the watch body, the watch main board and a second feed network are welded on the surface of the watch main board, the watch main board and the second feed network are arranged symmetrically left and right about the axis of the watch main board, the watch screen is arranged at the top of the watch body, the high-frequency antenna radiating body is arranged at the bottom of the watch screen, the high-frequency antenna radiator comprises a first high-frequency arm and a second high-frequency arm, the first high-frequency arm and the second high-frequency arm are respectively laser-etched on the right side and the rear side of the watch screen, the high-frequency arm I and the high-frequency arm II are adjacently arranged, the bottom of the watch screen is provided with a low-frequency antenna radiator, and the low-frequency antenna radiator comprises a first low-frequency arm and a second low-frequency arm, the first low-frequency arm and the second low-frequency arm are respectively laser-etched on the left side and the rear side of the watch screen, and the first low-frequency arm and the second low-frequency arm are adjacently arranged.
Preferably, the watch board and the second feed network have the same structure, the watch board is connected with the high-frequency antenna radiator through the watch board, and the second feed network low-frequency antenna radiator is connected through the watch board.
Preferably, the first high-frequency arm and the second high-frequency arm have the same structure, and both the first high-frequency arm and the second high-frequency arm are of L-shaped structures.
Preferably, the first low-frequency arm and the second low-frequency arm have the same structure, and both the first low-frequency arm and the first low-frequency arm are of L-shaped structures.
Preferably, the high-frequency antenna radiator and the low-frequency antenna radiator can excite the feed network with the same amplitude and 90-degree phase difference.
Preferably, the high-frequency antenna radiating body covers GPS L1, Beidou B1 and GLONASS L1, under the condition of loading a hand test, the high-frequency efficiency exceeds 15%, the angle of high-frequency right-hand circular polarization gain larger than-8 dBi is about 90 degrees approximately, and the performance index of the high-precision watch antenna is met.
Preferably, the low-frequency antenna radiator covers the GPS L5, under the condition of loading a human hand test, the low-frequency efficiency exceeds 10%, and the angle of the low-frequency right-hand circular polarization gain which is more than-8 dBi is about 70 degrees approximately, so that the performance index of the high-precision watch antenna is met.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, under the size of the original meter body, the implementation of the circular polarization antenna is adopted, the antenna efficiency and the positioning precision are improved, the antenna adopts the LDS scheme to implement the double-frequency circular polarization, and two 90-degree phase shift networks are integrated in the meter body to implement the right-hand circular polarization.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic rear view of the present invention;
FIG. 3 is a schematic view of a front view axis measurement configuration of the present invention;
FIG. 4 is a graph of the low band radiation efficiency of the present invention;
FIG. 5 is a low band radiation pattern of the present invention;
FIG. 6 is a graph of the high band radiation efficiency of the present invention;
fig. 7 is a high band radiation pattern of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
100-watch body, 200-watch mainboard, 301-first feed network, 302-second feed network, 401-first high frequency arm, 402-second high frequency arm, 501-first low frequency arm, 502-second low frequency arm, and 600-watch screen.
Detailed Description
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. 1-7, the present invention provides a technical solution: a high-precision watch antenna comprises a watch body 100, a watch main board 200 is installed in an inner cavity of the watch body 100, a watch main board 301 and a second feed network 302 are welded on the surface of the watch main board 200, the watch main board 301 and the second feed network 302 are arranged in bilateral symmetry about the axis of the watch main board 200, a watch screen 600 is installed at the top of the watch body 100, a high-frequency antenna radiator is installed at the bottom of the watch screen 600 and comprises a first high-frequency arm 401 and a second high-frequency arm 402, the first high-frequency arm 401 and the second high-frequency arm 402 are respectively laser-etched on the right side and the rear side of the watch screen 600, the first high-frequency arm 401 and the second high-frequency arm 402 are arranged adjacently, a low-frequency antenna radiator is installed at the bottom of the watch screen 600 and comprises a first low-frequency arm 501 and a second low-frequency arm 502, the first low-frequency arm 501 and the second low-frequency arm 502 are, and a first low frequency arm 501 and a second low frequency arm 502 are adjacently arranged.
The structure of the watch mainboard 301 is the same as that of the second feed network 302, the watch mainboard 301 is connected with the high-frequency antenna radiator through the watch mainboard 200, and the low-frequency antenna radiator of the second feed network 302 is connected through the watch mainboard 200;
the first high-frequency arm 401 and the second high-frequency arm 402 have the same structure, and the first high-frequency arm 401 and the second high-frequency arm 402 are both L-shaped structures.
The first low-frequency arm 501 and the second low-frequency arm 502 have the same structure, and the first low-frequency arm 501 are both L-shaped structures.
The high-frequency antenna radiator and the low-frequency antenna radiator can excite the feed network with the same amplitude and 90-degree phase difference.
One specific application of this embodiment is: the high-frequency antenna radiator covers the GPS L1, the Beidou B1 and the GLONASS L1, under the condition of loading a hand test, the high-frequency efficiency exceeds 15%, the angle of the high-frequency right-hand circularly polarized gain which is more than-8 dBi is about 90 degrees, the low-frequency antenna radiator covers the GPS L5, under the condition of loading the hand test, the low-frequency efficiency exceeds 10%, the angle of the low-frequency right-hand circularly polarized gain which is more than-8 dBi is about 70 degrees, and the performance index of the high-precision watch antenna is met.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A high accuracy wrist-watch antenna, includes wrist-watch table body (100), its characterized in that: the watch comprises a watch body (100), a watch main board (200) is installed in an inner cavity of the watch body (100), the watch main board (301) and a second feed network (302) are welded on the surface of the watch main board (200), the watch main board (301) and the second feed network (302) are arranged in a bilateral symmetry mode relative to the axis of the watch main board (200), a watch screen (600) is installed at the top of the watch body (100), a high-frequency antenna radiator is installed at the bottom of the watch screen (600) and comprises a first high-frequency arm (401) and a second high-frequency arm (402), the first high-frequency arm (401) and the second high-frequency arm (402) are respectively laser-etched on the right side and the rear side of the watch screen (600), the first high-frequency arm (401) and the second high-frequency arm (402) are arranged adjacently, a low-frequency antenna radiator is installed at the bottom of the watch screen (600), and the low-frequency antenna radiator comprises a, the first low-frequency arm (501) and the second low-frequency arm (502) are respectively laser-etched on the left side and the rear side of the watch screen (600), and the first low-frequency arm (501) and the second low-frequency arm (502) are arranged adjacently.
2. A high precision watch antenna according to claim 1, characterised in that: the structure of the watch mainboard (301) is the same as that of the second feed network (302), the watch mainboard (301) is connected with the high-frequency antenna radiator through the watch mainboard (200), and the low-frequency antenna radiator of the second feed network (302) is connected through the watch mainboard (200).
3. A high precision watch antenna according to claim 1, characterised in that: the structure of the first high-frequency arm (401) is the same as that of the second high-frequency arm (402), and the first high-frequency arm (401) and the second high-frequency arm (402) are both L-shaped structures.
4. A high precision watch antenna according to claim 1, characterised in that: the structure of the first low-frequency arm (501) is the same as that of the second low-frequency arm (502), and the first low-frequency arm (501) are both L-shaped structures.
5. A high precision watch antenna according to claim 1, characterised in that: the high-frequency antenna radiator and the low-frequency antenna radiator can excite the feed network with the same amplitude and 90-degree phase difference.
6. A high precision watch antenna according to claim 1, characterised in that: the high-frequency antenna radiator covers the GPS L1, the Beidou B1 and the GLONASS L1.
7. A high precision watch antenna according to claim 1, characterised in that: the low frequency antenna radiator covers the GPS L5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911109913.6A CN110828994A (en) | 2019-11-13 | 2019-11-13 | High-precision watch antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911109913.6A CN110828994A (en) | 2019-11-13 | 2019-11-13 | High-precision watch antenna |
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| Publication Number | Publication Date |
|---|---|
| CN110828994A true CN110828994A (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911109913.6A Pending CN110828994A (en) | 2019-11-13 | 2019-11-13 | High-precision watch antenna |
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| Country | Link |
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| CN (1) | CN110828994A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113745849A (en) * | 2020-05-28 | 2021-12-03 | 广东小天才科技有限公司 | Single-frequency circularly polarized positioning antenna and wearable equipment |
| US11967779B2 (en) | 2020-05-28 | 2024-04-23 | Guangdong Genius Technology Co., Ltd. | Single-frequency circular polarization positioning antenna and wearable device |
Citations (5)
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| CN205752527U (en) * | 2016-05-10 | 2016-11-30 | 江苏三和欣创通信科技有限公司 | A kind of multi-arm dual-frequency helical antenna device |
| CN107425262A (en) * | 2017-06-13 | 2017-12-01 | 东南大学 | The arm spiral circular polarized antenna of slot-coupled plane four being produced on glass dial plate |
| CN108649339A (en) * | 2018-05-10 | 2018-10-12 | 佛山市顺德区中山大学研究院 | One kind is from phase shift dual-band dual-circular polarization cross dipole antenna |
| CN209357913U (en) * | 2018-12-29 | 2019-09-06 | 深圳市天地星联通信科技有限公司 | A kind of high precision double frequency antenna |
| CN210956980U (en) * | 2019-11-13 | 2020-07-07 | 深圳市维力谷无线技术股份有限公司 | High-precision watch antenna |
-
2019
- 2019-11-13 CN CN201911109913.6A patent/CN110828994A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205752527U (en) * | 2016-05-10 | 2016-11-30 | 江苏三和欣创通信科技有限公司 | A kind of multi-arm dual-frequency helical antenna device |
| CN107425262A (en) * | 2017-06-13 | 2017-12-01 | 东南大学 | The arm spiral circular polarized antenna of slot-coupled plane four being produced on glass dial plate |
| CN108649339A (en) * | 2018-05-10 | 2018-10-12 | 佛山市顺德区中山大学研究院 | One kind is from phase shift dual-band dual-circular polarization cross dipole antenna |
| CN209357913U (en) * | 2018-12-29 | 2019-09-06 | 深圳市天地星联通信科技有限公司 | A kind of high precision double frequency antenna |
| CN210956980U (en) * | 2019-11-13 | 2020-07-07 | 深圳市维力谷无线技术股份有限公司 | High-precision watch antenna |
Non-Patent Citations (1)
| Title |
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| 许丽洁;段铸;汤一铭;张明;薄亚明;: "双频段可穿戴手表天线研究", 微波学报, no. 1, 29 December 2017 (2017-12-29) * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113745849A (en) * | 2020-05-28 | 2021-12-03 | 广东小天才科技有限公司 | Single-frequency circularly polarized positioning antenna and wearable equipment |
| CN113745849B (en) * | 2020-05-28 | 2023-12-26 | 广东小天才科技有限公司 | Single-frequency circularly polarized positioning antenna and wearable equipment |
| US11967779B2 (en) | 2020-05-28 | 2024-04-23 | Guangdong Genius Technology Co., Ltd. | Single-frequency circular polarization positioning antenna and wearable device |
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