CN101281991A - Apparatus for coupling wrist - Google Patents
Apparatus for coupling wrist Download PDFInfo
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- CN101281991A CN101281991A CNA2007100391024A CN200710039102A CN101281991A CN 101281991 A CN101281991 A CN 101281991A CN A2007100391024 A CNA2007100391024 A CN A2007100391024A CN 200710039102 A CN200710039102 A CN 200710039102A CN 101281991 A CN101281991 A CN 101281991A
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- coupling
- coupling part
- wrist
- antenna
- base plate
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Abstract
A pivot coupling device is used for an opening-closing electronic device with a pin joint rotary shaft. The pivot coupling device has a coupling induction die set and includes a first coupling part and a second coupling part. A clearance is deposed between the first coupling part and the second coupling part, thereby generating electrical signal coupling and reducing radiation signal disturbance generated by other circumjacent metal to antenna die set, so that the antenna die set has better operation radiation field pattern and radio wave transmission efficiency is enhanced.
Description
Technical field
The present invention is a kind of apparatus for coupling wrist, is meant especially to be integrated in that tool articulates rotating shaft and can to drive entire electronic installation inner and be used for the device of the signal inductive coupling of antenna modules.
Background technology
Radio communication product has become a part important in modern's daily life, such as portable computer, mobile phone, public communication apparatus or automobile navigation apparatus etc., all must be linked by wireless communication technique, utilize antenna assembly to launch and receive the transmission of radio wave, by the electromagnetic energy between antenna coupling free space and guiding device.In the above description, the key that wherein influences antenna receiving-sending signal power is antenna gain (antenna gain), how antenna assembly effectively is disposed at electronic installation inside, improves the radio wave signal transmission efficiency, become each relevant dealer then and actively seek the target improved.
Seeing also Fig. 1, is to have antenna applications now in the structure chart of portable computer, comprises: a loam cake 11, a display floater 12, an operation interface 13, a pivot 14, a base plate 111 and an antenna modules 113; This this display floater 12 of loam cake 11 surface bears, and be linked to this operation interface 13 by pivot 14.This base plate 111 is a metal material, is embedded at this loam cake 11 inside, and in its edge this antenna modules 113 is set, and utilizes these antenna modules 113 emissions and receives radio wave signal.Above-mentioned design utilizes loam cake 11 internal edges configuration antenna modules 113 and dwindles the antenna configurations space.
The continuous Fig. 2 that consults, this figure is the aerial radiation field pattern figure that is presented when the frequency 2.45GHz for existing antenna, its metering system is for opening when loam cake 11 and with operation interface 13 during into about an angle of 90 degrees slightly, measures and the emittance of all angles of operation interface 13 horizontal sections, i.e. the antenna gain value.Wherein be about-6.6dBi via measuring average gain value, because this antenna modules 113 is positioned at the internal edge of this loam cake 11, very near this operation interface 13, and this operation interface 13 is objects that have fixed volume and comprise hardware, so will cause interference, make radiation signal field pattern scope S1 have more depression points (null), so cause yield value to descend to the aerial radiation signal, reduce antenna signal receiving/transmission intensity, influence the radio wave transmission efficiency.
Summary of the invention
The purpose of this invention is to provide a kind of apparatus for coupling wrist, produce electrical signal coupling by first coupling part and second coupling part, thereby reduce the interference of exterior object to the aerial radiation signal, thereby have preferable aerial radiation field pattern, improve antenna operation frequency range and enhanced radio ripple transmission efficiency.
Another object of the present invention provides a kind of apparatus for coupling wrist, utilizes inductive coupling module and base plate to increase radiation signal conduction efficiency, reduces the interference of exterior object to the aerial radiation signal, enhanced radio ripple transmission efficiency.
For reaching above-mentioned purpose, the present invention is a kind of apparatus for coupling wrist, is to be applied to tool articulate rotating shaft and can open in the entire electronic installation, and this electronic installation comprises a loam cake and a pedestal, and both are connected to articulate rotating shaft.This apparatus for coupling wrist comprises a base plate and a substrate, is embedded in respectively in this loam cake and this pedestal.This base plate comprises one first and a side; One insulation layer is positioned on first of side of this base plate; One antenna modules is positioned at the surface of this insulation layer; One first coupling part is disposed at the adjacent position of this antenna modules also with it apart from a spacing.This substrate is adjacent to this base plate side and comprises one second and a side; One second coupling part is disposed on second of side of this substrate, and with this first coupling part distance, one gap.Utilize first coupling part and second coupling part to form an inductive coupling module, between this base plate and substrate, produce electrical signal coupling effect via the inductive coupling module.
Because this base plate is a metallic conductor, and be provided with in the antenna modules ground plane and with this base plate conducting, the hardware of adding this substrate inner part branch can be considered electric connection by inductive coupling module and this base plate produce power coupling effect, so can be considered the ground plane of this substrate and this antenna modules is of coupled connections, and then the swept area of increase antenna modules, and can reduce the metal part interference phenomenon that the radiation signal is subjected to this substrate, thereby has preferable aerial radiation field pattern, can improve antenna operation frequency range and radiation efficiency, enhanced radio ripple transmission efficiency.
Description of drawings
Fig. 1 is the structure chart of existing antenna.
Fig. 2 is the aerial radiation field pattern figure of existing antenna.
Fig. 3 is applied to the structure chart of portable computer for the embodiment of the invention.
Fig. 4 is the inductive coupling module amplification assumption diagram of the embodiment of the invention.
Fig. 5 is the aerial radiation field pattern figure of the embodiment of the invention.
Fig. 6 is the voltage standing wave ratio measurement data figure of the embodiment of the invention.
Fig. 7 is applied to the structure chart of mobile phone for the embodiment of the invention.
Fig. 8 a is the aerial radiation field pattern figure of existing mobile phone.
Fig. 8 b is the aerial radiation field pattern figure that the embodiment of the invention applies to mobile phone.
Embodiment
See also Fig. 3,4, being embodiments of the invention, is that this apparatus for coupling wrist is applied to that tool articulates rotating shaft and the structure chart that can drive entire electronic installation, and wherein this electronic installation can be portable computer or mobile phone, comprise a loam cake 31 and a pedestal 32, both are connected to articulate rotating shaft 33.This apparatus for coupling wrist comprises: a base plate 34 and a substrate 35, be embedded in respectively in this loam cake 31 and this pedestal 32, and its base plate 34 comprises: an insulation layer 347, an antenna modules 341, one first coupling part 342a; This substrate 35 comprises: one second coupling part 342b, utilize the first coupling part 342a and the second coupling part 342b to form an inductive coupling module 342.
This base plate 34 is a metal material, and has one first 344 and one side 345; This insulation layer 347 is positioned on first 344 of base plate 34 sides 345; This antenna modules 341 is disposed at insulation layer 347 upper surfaces, and this insulation layer 347 is necessary for non-metallic material, avoids influencing the signal radiation of antenna modules 341, and this antenna modules 341 is provided with ground plane 346, and electrically connects with this base plate 34; This first coupling part 342a is disposed at these antenna modules 341 position adjacent also with it apart from a spacing, and is electrically connected at this base plate 34.This substrate 35 is adjacent to the side 345 of this base plate 34, and comprises one second 351 and one side 352; One second coupling part 342b is disposed on second 351 of side 352 of this substrate 35, and with this first coupling part 342a distance one gap.The inductive coupling module 342 that utilizes this first coupling part 342a and the second coupling part 342b to form produces electrical signal coupling effect in this base plate 34 and 35 of this substrates, because this base plate 34 is a metallic conductor, and have in the antenna modules 341 ground plane 346 and with these base plate 34 conductings, add the hardware that this substrate 35 includes part and can be considered electric connection by inductive coupling module 342 and these base plate 34 produce power coupling effects, so can be considered the ground plane 346 of this substrate 35 and this antenna modules 341 is of coupled connections, and then the swept area of increase antenna modules 341, reduce the metal part interference phenomenon that the radiation signal is subjected to this substrate 35, thereby has preferable aerial radiation field pattern, can improve antenna operation frequency range and radiation efficiency, enhanced radio ripple transmission efficiency.
Fig. 4 is the apparatus for coupling wrist partial enlarged drawing of the embodiment of the invention, and first 344 of base plate 34 sides 345 has insulation layer 347, configuration one antenna modules 341 on it.This antenna modules 341 can be arranged on the base material 341a, and this base material 341a that contains antenna modules 341 is fitted on this insulation layer 347; Or directly this antenna modules 341 is fitted on this insulation layer 347, all do not hinder the effect of using in reality.This antenna modules 341 has the first radiant body 341b, and length is about 26mm, width is about 1mm, and the short circuit 341c of portion length is about 2.5mm, and ground connection radiant body 341d length is about 12mm, width is about 1mm.This ground connection radiant body 341d also connects a tinsel and forms a ground plane 346, and these ground plane 346 length are about 40mm, width is about 40mm, and produces with this base plate 34 and to electrically connect.This first coupling part 342a is disposed at this antenna modules 341 position adjacent, and its length is about 30mm, and width is about 10mm, and with the spacing of these antenna modules 341 distances less than 30mm.This second coupling part 342b is disposed at this substrate 35 side edge, and with this first coupling part 342a distance one gap, this second coupling part 312b length is about 20mm, width is about 10mm, and this gap is less than 10mm.
Fig. 5 is applicable to the aerial radiation field pattern figure that frequency is presented when the 2.45GHz for the embodiment of the invention, its metering system is when loam cake 31 launches and becomes an angle of 90 degrees with pedestal 32 is rough, the emittance of the tangent plane all angles of measurement and pedestal 32 mutual levels, i.e. antenna gain value.Show via measurement data, its average gain value that records is about-2.2dBi, compare significantly raising with existing measurement data-6.6dBi, demonstration is via after being provided with of inductive coupling module 342, not only can reduce the aerial radiation field pattern and suffer interference phenomenon, and this aerial radiation field pattern scope S2 also comparatively levels off to the omni-directional field pattern.In like manner, when the embodiment of the invention was applicable to other frequency of operation, because the enforcement situation does not change, its aerial radiation field pattern figure was also with identical.
Fig. 6 is voltage standing wave ratio (the Voltage Standing Wave Ratio of the embodiment of the invention, VSWR) measurement data figure, this figure show antenna, and (frequency range is between 2.4～2.5GHz) time and frequency S4 (the voltage standing wave ratio curvilinear motion that frequency range is presented between 4.9～5.825GHz) time at frequency S3.In the existing standard standard, generally all regulation must be less than more than 3 for the aerial voltage standing-wave ratio of various structures, can satisfy the various requirement on the antenna performance, measurement data is learnt thus, the whole frequency band frequency range of the present invention all is positioned at below 3, and most of frequency range is all less than 2, so its operation frequency range will obtain significantly to promote.
See also Fig. 7, for the embodiment of the invention is applied to mobile phone structure figure, this inductive coupling module 342 also is positioned at antenna modules 341 adjacent positions, when mobile phone base plate 34 and substrate 35 articulates the side width more in short-term, can be with this first coupling part 342a or the second coupling part 342b one of them be disposed at and articulate rotating shaft 33 surfaces, thereby increase inductive coupling module 342 in the elasticity of electronic installation internal configurations.
Fig. 8 a and 8b are respectively the aerial radiation field pattern figure that front and back presented that mobile phone is suitable for the embodiment of the invention.Owing to use same group of embodiment, so the change of its frequency of operation can't change this aerial radiation field pattern figure, so also to be applicable to that the aerial radiation field pattern figure that frequency is presented when the 2.45GHz is an example.This metering system is that this loam cake 31 launches and when becoming 150 degree angles with pedestal 32 is rough, measures the emittance with the tangent plane all angles of pedestal 32 mutual levels, i.e. the antenna gain value.Fig. 8 a demonstration is not provided with before the embodiment of the invention, and this aerial radiation field pattern S5 has more depression points.And behind the inductive coupling module 342 in the embodiment of the invention is set, outside the phenomenon that Fig. 8 b demonstration not only reduction aerial radiation field pattern is disturbed, and its average gain value by before not being provided with-6.10dBi significantly rises to-2.70dBi, and makes this aerial radiation field pattern S6 scope also level off to the omni-directional field pattern.
The foregoing description utilizes inductive coupling module 342 to produce electrical signal coupling, reduce radiation signal interference phenomenon, make antenna modules 341 have preferable aerial radiation field pattern, this first coupling part 342a and this second coupling part 342b also can be according to electronic installation volume restrictions random arrangement simultaneously, improve associated components configuration elasticity, make its structure can be widely used in the electronic installation inside of various different sizes.
Claims (8)
1. an apparatus for coupling wrist is to be used for tool to articulate rotating shaft and can drive entire electronic installation, it is characterized in that, comprises:
One first coupling part; And
One second coupling part, this second coupling part and this first coupling part be a gap at interval.
2. apparatus for coupling wrist as claimed in claim 1 is characterized in that this gap is less than 10mm.
3. apparatus for coupling wrist is to be applied to tool articulate rotating shaft and can open in the entire electronic installation, and this electronic installation comprises a loam cake and a pedestal, and both are connected to articulate rotating shaft, it is characterized in that, comprise:
One base plate is embedded in this loam cake and has one first and a side, comprises:
One insulation layer is positioned on first of side of this base plate;
One antenna modules is positioned at the surface of this insulation layer;
One first coupling part is disposed at the adjacent position of this antenna modules and has a spacing; And
One substrate is embedded in this pedestal and is adjacent to this base plate side, and has one second and a side, comprises:
One second coupling part is disposed on second of side of this substrate, and with this first coupling part distance, one gap.
4. apparatus for coupling wrist as claimed in claim 3 is characterized in that this spacing is less than 30mm.
5. apparatus for coupling wrist as claimed in claim 3 is characterized in that this gap is less than 10mm.
6. apparatus for coupling wrist as claimed in claim 3 is characterized in that, this articulate rotating shaft at least more than one.
7. apparatus for coupling wrist as claimed in claim 3 is characterized in that, this electronic installation is a portable computer.
8. apparatus for coupling wrist as claimed in claim 3 is characterized in that, this electronic installation is a mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100391024A CN101281991A (en) | 2007-04-04 | 2007-04-04 | Apparatus for coupling wrist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100391024A CN101281991A (en) | 2007-04-04 | 2007-04-04 | Apparatus for coupling wrist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101281991A true CN101281991A (en) | 2008-10-08 |
Family
ID=40014340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100391024A Pending CN101281991A (en) | 2007-04-04 | 2007-04-04 | Apparatus for coupling wrist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101281991A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401002A (en) * | 2010-09-10 | 2012-04-04 | 连展科技电子（昆山）有限公司 | Wireless transmission pivot device |
| CN106058461A (en) * | 2016-07-22 | 2016-10-26 | 常熟市泓博通讯技术股份有限公司 | Electronic device with antenna |
-
2007
- 2007-04-04 CN CNA2007100391024A patent/CN101281991A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401002A (en) * | 2010-09-10 | 2012-04-04 | 连展科技电子（昆山）有限公司 | Wireless transmission pivot device |
| CN102401002B (en) * | 2010-09-10 | 2016-06-01 | 连展科技电子（昆山）有限公司 | wireless transmission pivot device |
| CN106058461A (en) * | 2016-07-22 | 2016-10-26 | 常熟市泓博通讯技术股份有限公司 | Electronic device with antenna |
| CN106058461B (en) * | 2016-07-22 | 2019-03-08 | 常熟市泓博通讯技术股份有限公司 | Electronic device with antenna |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20081008 |