CN106058430B - Electronic device - Google Patents
Electronic device Download PDFInfo
- Publication number
- CN106058430B CN106058430B CN201610583807.1A CN201610583807A CN106058430B CN 106058430 B CN106058430 B CN 106058430B CN 201610583807 A CN201610583807 A CN 201610583807A CN 106058430 B CN106058430 B CN 106058430B
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- Prior art keywords
- input unit
- output device
- groove
- shaft
- antenna structure
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Classifications
-
- 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
- H01Q1/2258—Supports; Mounting means by structural association with other equipment or articles used with computer equipment
-
- 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
- H01Q1/48—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 Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Support Of Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
A kind of electronic device, including input, output device, input unit have the first groove, and output device has the second groove；Shaft is connected between input unit and output device；Additional locking elements and microwave matrix, microwave-based body are located in the first groove and are connect by additional locking elements with shaft；Antenna structure is attached to the surface of microwave matrix comprising ground connection radiator, beta radiation body, radiofrequency signal load point and radiofrequency signal grounding point, radiofrequency signal load point are located on antenna radiator, and radiofrequency signal grounding point is located on ground connection radiator；Rf signal line is connect with antenna structure, has signal anode and signal ground terminal, and signal anode is electrically connected with the radiofrequency signal load point of antenna structure, and signal ground terminal is electrically connected with the radiofrequency signal grounding point of antenna structure.Make that antenna structure and its efficiency will not be influenced during closed action at any angle；Rf signal line will not be made recessed folding situation occur because of the movement of shaft；Facilitate manufacture, at low cost.
Description
Technical field
The invention belongs to technical field of electronic products, and in particular to a kind of electronic device.
Background technique
With the development that science and technology is with rapid changepl. never-ending changes and improvements, various electronic products are continued to introduce new in recent years, typical such as notes type
The electronic devices such as computer (habit claims " laptop ", the same below), tablet computer, smartphone, personal digital assistant remove
It functionally constantly improve and except evolution, in appearance simultaneously to the trend developments such as light, thin, smart, skilful.Therefore, how
Take into account reduce under the premise of the function and appearance of electronic device using electronic device as the setup cost of the associated component of carrier just like
Become the technical issues of current research staff primarily considers in deisgn product.Also, in all components of electronic device, tool
The antenna of radio receive capabilities is one of most important element, because in today of wireless communication technique mature,
Role is increasingly crucial, becomes the indispensable necessary component of electronic device.
By taking notebook computer as an example, traditional notebook computer is mostly made of a system body and a display main body,
Wherein, system body and display main body be frames rotatably mounted relative to one another, and can mutual doubling, and system body or show main body frame on
Equipped with the clearance zone antenna is arranged, being used by the antenna of setting makes notebook computer that there is radio wave to receive and dispatch function
Energy.However, traditional notebook computer so designs, either frame or clearance zone are both needed to using occupying additional sky
Between, it not only runs in the opposite direction with light, thin, smart, skilful development trend, and necessarily will increase extra cost in production.Also, by
The range that user easily touches is belonged to the setting position of clearance zone in frame, thus when in use vulnerable to the interference of human body
(interfering), antenna is caused to be difficult to maintain higher quality in transmitting/receiving wireless electricity, moreover, when display main body and system body phase
After folding, the setting position of antenna can be covered, then the radiation efficiency of antenna is significantly reduced because being affected.In addition, aobvious
When showing that main body is opposite with system body and folding, there is the anxiety for undermining the connecting line between antenna and system body.It follows that in view of
Prior art for antenna relative to electronic device design still not up to it is intended that perfect degree, thus it is necessary to
It is improved, technical solution described below generates in this background.
Summary of the invention
Task of the invention lies in provide one kind to help microwave matrix being positioned at shaft and use and avoid leading in display
Body is made to have an impact antenna in closing course at any angle, is conducive to abandon and reserves frame for accommodating with system body
The space of antenna and use the electronic device for facilitating manufacture and reducing manufacturing cost.
The task of the present invention is in this way to complete, a kind of electronic device, including an input unit and an output device, defeated
Enter device with one first groove, which is located at the edge part for the side that input unit is mutually pivotally connected with output device
Position, output device have one second groove, which is located at the side that output device is mutually pivotally connected with input unit
Edge and corresponding with the first groove；One shaft, the shaft correspond to first groove and second recessed at the same time
The position of slot is pivotably attached between input unit and output device；One additional locking elements and a microwave matrix, microwave-based body are located at
In first groove and the microwave matrix is connect by additional locking elements with the shaft；One antenna structure, this day knot
Structure is attached to the surface of the microwave matrix, which includes ground connection a radiator, an antenna radiator, a radiofrequency signal
Load point and a radiofrequency signal grounding point, radiofrequency signal load point are located on antenna radiator, and radiofrequency signal is grounded point
In on ground connection radiator；One rf signal line, the rf signal line drawn from the input unit and with the day knot
Structure connects and uses the radiofrequency signal for transmitting a wireless module to antenna structure, which has a signal anode and one
Signal ground terminal, signal anode are electrically connected with the radiofrequency signal load point of the antenna structure, and signal ground terminal and day knot
The radiofrequency signal grounding point of structure is electrically connected.
In a specific embodiment of the invention, the overturning of the antenna structure is synchronized with the rotation of the shaft simultaneously
And it is synchronized with the rotary movement of the input unit or output device.
In another specific embodiment of the invention, the overturning of the antenna structure is synchronized with the rotation of the shaft
But independently of the input unit and the rotary movement of output device.
In another specific embodiment of the invention, the rf signal line is in the outgoing line position of the input unit
And the shaft is corresponding to the embedded location of the affixed input unit of first groove respectively the two of the first groove
Side.
In another specific embodiment of the invention, the output device overturn relative to the input unit or
Equivalent angle is respectively any angle between 0-360 °.
Of the invention there are one in specific embodiment, the shaft includes the first electric connection structure and one second
Electric connection structure, the first end of the first electric connection structure are fixedly connected with the input unit, and the of the first electric connection structure
Two ends and a cylinder are pivotally connected, and the third end of the second electric connection structure is fixedly connected with the output device, and second is electrically connected binding
4th end of structure and cylinder are pivotally connected.
In a still more specific embodiment of the invention, the shaft hub setting is in first groove and
In two grooves, when passing through shaft relative motion between the output device and the input unit and with 0-360 ° of operating angle
When spending, output device and input unit are not covered the antenna structure.
Technical solution provided by the invention is respectively provided with the confession that position corresponds to each other due to input unit and output device
Shaft insertion and affixed the first groove and the second groove, input unit and output device can carry out 0-360 ° by shaft
Opposite overturning, and microwave matrix is connect by additional locking elements with shaft, be attached at antenna structure on microwave matrix independently of
Shaft, input unit and output device and be not entered device and output device is covered, in shaft actuation, microwave-based
Body is synchronized with or independently of input unit and output device actuation, thus even if in the input unit and work as system body
Antenna structure and its efficiency will not be influenced during the output device of main body makees closed action at any angle to show；By
It is coupled in rf signal line and antenna, and outgoing line position and the affixed input unit of shaft by rf signal line in input unit
Embedded location in the two sides of the first groove, makes rf signal line recessed folding situation occur due to without the movement because of shaft respectively；
Due to the space without being reserved for setting antenna at the frame of output device, thus it can be convenient manufacture and reduce cost.
Detailed description of the invention
Fig. 1 is the schematic diagram of electronic device provided by the embodiment of the present invention.
Top view when Fig. 2A is input unit provided by the embodiment of the present invention and output device closure.
Fig. 2 B is the portion the A enlarged drawing of Fig. 2A.
Schematic diagram when Fig. 3 is is in 90 ° between output device and input unit provided by the embodiment of the present invention.
Fig. 4 is the schematic diagram of antenna structure provided by the embodiment of the present invention.
Specific embodiment
Fig. 1 is please referred to, is the schematic diagram of electronic device provided by the embodiment of the present invention.In Fig. 1 two at circle of dotted line
Indicate the amplification to shaft 14.As shown in Figure 1, electronic device provided by the embodiment of the present invention includes: input unit 10, shaft
14, output device 20 and antenna structure 12.Electronic device is, for example, laptop, and input unit 10 is laptop institute
The system body part of the keyboard, computing circuit, memory or even the Trackpad ... that include etc., output device 20 are laptop
Screen portions.However, technology of the invention can also be applied to other electronic devices with shaft, so the present invention is not
It is simply possible to use in laptop.
The edge of input unit 10 has the first groove 11, and the edge of output device 20 has the second groove 21, and second is recessed
The position of slot 21 is to correspond to the first groove 11 and be arranged.When the first groove 11 and the second 21 alignment therewith of groove, shaft 14 is embedding
Enter the first groove 11 and the second groove 21.In the schematic diagram of Fig. 1, the edge of input unit 10 is arranged one and is identical to (or class
It is similar to) the third groove 19 of the first groove 11, and the edge of output device 20 also is provided with one and is identical to (or being similar to) second
The position system of 4th groove 29 of groove 21, the 4th groove 29 corresponds to third groove 19 and is arranged.Not therefore however, the present invention
The first groove 11 must be identical to by limiting third groove 19, and the present invention, which does not limit the 4th groove 29, yet must be identical to the second groove
21.The function of being functionally similar to third groove 19 and the 4th groove 29 of first groove 11 and the second groove 21, it is another for allowing
A shaft 14 connects input unit 10 and output device 20.But the present invention does not limit input unit 10 to be had with output device 20
The quantity of some grooves, the above-mentioned number of recesses being previously mentioned are only to illustrate to help to understand the substantially smart of the embodiment of the present invention
Mind and concept.Shaft 14 described further below by the first groove 11 connect with the second groove 21 input unit 10 with it is defeated
The mode of device 20 out.
For the first groove 11 and the second groove 21, shaft 14 has the first connection structure 16 and the second connection structure
17, the first end 161 of the first connection structure 16 is embedded in input unit 10 by the first groove 11, keeps the first connection structure 16 solid
It is connected to input unit 10, the second end 162 of the first connection structure 16 is pivotally connected cylinder 15, the third end 171 of the second connection structure 17
It is embedded in output device 20 by the second groove 21, the second connection structure 17 is made to be fixed in output device 20, the second connection structure
17 the 4th end 172 is pivotally connected cylinder 15.First connection structure 16 and the second connection structure 17 can be rotated by cylinder 15, then defeated
Device 20 and input unit 10 can pass through cylinder 15 and open and close out, and such setting can be such that output device 20 makees with respect to input unit 10
It is dynamic, and any one angle carried out between 0 ° ~ 360 ° is opened and closed.It is noted that the present invention is not limiting as shaft 14
The shape of first connection structure 16 and the second connection structure 17, also the setting direction of unlimited fixed column body 15, diagram are only to illustrate to say
It is bright.
Please with reference to Fig. 2A and Fig. 2 B, when being input unit provided by the embodiment of the present invention and output device closure
Top view and partial enlarged view.Microwave matrix 120 in the first groove 11 is for being arranged antenna structure 12, microwave matrix
120 connect shaft 14 by locking component 13, and antenna structure 12 is attached to the surface of microwave matrix 120, is attached to microwave-based
The embodiment of the antenna structure 12 of body 120 will be further illustrated in Fig. 4.Microwave matrix 120 is, for example, a printed circuit board
(PCB), but therefore the present invention does not limit.Microwave matrix 120 and shaft 14 are connected to each other using locking component 13 between the two,
And utilize the opening for the first groove 11 and the second groove 21 positioned at 20 edge of output device for being located at 10 edge of input unit
Space, no matter so that output device 20 and input unit 10 open and close at any angle will not all cover antenna structure 12.It is worth note
Meaning, is indicated microwave matrix 120 only with schematic diagram in Fig. 1, Fig. 2A and Fig. 2 B, illustrated to help, but its shape
And position is not intended to limit the invention.
In one embodiment, microwave matrix 120 is located in the first groove 11 of input unit 10, and microwave matrix 120 and
Antenna structure 12 attached to it is the actuation for being synchronized with input unit 10.It is this hair please with reference to Fig. 2 B and Fig. 3, Fig. 3
Schematic diagram when being in 90 ° between output device and input unit provided by bright embodiment.The present embodiment antenna structure 12 (and
Its microwave matrix 120) it is independently disposed to shaft 14 through locking component 13, even if output device 20 is opened with input unit 10
It opens and is closed, antenna structure 12 is also unaffected.Therefore, output device 20 and input unit 10 through shaft 14 carry out 0 ° ~
When any one angle between 360 ° carries out closure or openness, antenna structure 12 will actuation synchronous with input unit 10, therefore even if
When output device 20 and input unit 10 are with respect to actuation, output device 20 and input unit 10 will not equally cover antenna structure
12.That is, when output device 20 and input unit 10 penetrate the unlatching for the unspecified angle that shaft 14 carries out between 0 ° ~ 360 °
Or when closure, microwave matrix 120 (and the antenna structure 12 for being attached to microwave matrix 120) is relative to the opposite of output device 20
Position (and angle) does not change.In addition, above-described embodiment further includes RF signal line 18, RF signal line 18 is by input unit
10 11 outlet of the first groove, and antenna structure 12 is connected, and RF signal line 18 and antenna structure 12 are (with microwave matrix
120) synchronous actuation, so that antenna structure 12, RF signal line 18 and input unit 10 are synchronous actuation, therefore RF signal line
18 itself all will not cause to rotate from outlet to the part of connection antenna structure 12 because of the actuation of output device 20, will not be because
Actuation is influenced and is bent, or even the phenomenon that caused damage.Therefore, in the reality of the actuation synchronous with input unit 10 of antenna structure 12
Mode is applied, RF signal line 18 is not also opened and closed actuation with input unit 10 by output device 20 each other to be influenced.
Different from previous embodiment, in another embodiment, the overturning of antenna structure 12 is synchronized with the rotation of shaft 14, and
It is synchronized with the actuation of output device 20.That is, the case where overturning based on antenna structure 12 is synchronized with the rotation of shaft 14,
And antenna structure 12 can be designed as the actuation for being synchronized with input unit 10, or be synchronized with the actuation of output device 20.
Different from previous embodiment, in another embodiment, the overturning of antenna structure 12 is synchronized with the rotation of shaft 14, and
Independently of the actuation of input unit 10 and output device 20.For example, microwave matrix 120 is to lock the column that component 13 connects shaft 14
Body 15 makes the overturning of antenna structure 12 be synchronized with the rotation of the cylinder 15 of shaft 14.That is, when output device 20 and input
When device 10 carries out the closure or openness of unspecified angle through shaft 14, microwave matrix 120 (and it is attached to microwave matrix 120
Antenna structure 12) do not change relative to the relative position (and angle) of cylinder 15.
The feeder line mode of embodiment and RF signal line 18 about antenna structure 12 will be in illustrated below.It please join
It is antenna structure view provided by the embodiment of the present invention according to Fig. 4.Antenna structure 12 is attached to the table of microwave matrix 120
Face, as shown in figure 4, antenna structure 12 includes ground connection radiator 122 and antenna radiator 123, microwave matrix 120 is penetrated and is locked
Component 13 connects shaft 14, and antenna radiator 123 is patterning circuit, and couples ground connection radiator 122.RF signal line 18 connects
Antenna structure 12 is connect, RF signal line 18 is transmitted the RF signal of wireless module (not shown) by the extension outlet of input unit 10
To antenna structure 12, RF signal line 18 has signal anode 181 and signal ground terminal 182, signal anode 181 and antenna radiator
123 RF signal load point 124 couples, and the RF signal grounding point 125 of signal ground terminal 182 and ground connection radiator 122 couples,
RF signal line 18 is, for example, coaxial wire, but the present invention is not limiting as.In addition, to avoid output device 20 and input unit
10 overturning when and it is recessed fold to RF signal line 18, influence the efficiency of RF signal line 18, the outgoing line position of RF signal line 18
Embedded location with the affixed input unit 10 of shaft 14 is respectively in 11 two sides of (being located at) first groove, that is to say, that penetrates
The embedded location of the outgoing line position of frequency signal line 18 and the affixed input unit 10 of shaft 14 be in the not ipsilateral of the first groove 11, with
It avoids interfering with RF signal line 18 when 14 actuation of shaft.For example, in the fig. 4 embodiment, antenna structure 12 (and microwave matrix
120) with the embedded location of the affixed input unit 10 of shaft 14 respectively in 11 two sides of the first groove, and the outlet of RF signal line 18
Position and antenna structure 12 (and microwave matrix 120) are in the same side of the first groove 11, but the present invention not therefore restriction.By
It is described above it is found that the embodiment of the present invention antenna structure 12 and microwave matrix 120 it is not set in output device 20 so that radio frequency
Signal line 18 is not necessarily to extend to output device 20 from input unit 10, then the coupling antenna structure 12 from 20 outlet of output device.
Therefore, the RF signal line 18 based on the embodiment of the present invention, can without the case where extending to output device 20 from input unit 10
To shorten the length of RF signal line 18 to reduce transmission loss, and avoid extending the answering to output device 20 of RF signal line 18
Miscellaneous cabling considers.
In conclusion the input unit of electronic device provided by the embodiment of the present invention and output device are respectively provided with relatively
It answers the first groove of position and the second groove and is embedded in shaft and affixed, input unit and output device penetrate shaft and can carry out
The overturning of 0 ° ~ 360 ° opposite actuations.Microwave matrix connects shaft through component is locked, and the antenna structure for being attached at microwave matrix is
Independently of shaft, output device and input unit, output device and input unit do not cover antenna structure, in shaft actuation
When, microwave matrix is synchronized with input unit or output device actuation, is possibly even changed to fill independently of input unit and output
The actuation set, and even if also will not influence antenna structure and its efficiency in opening and closing movement.In addition, RF signal line couples day
Cable architecture, and RF signal line in the outgoing line position of input unit and the embedded location of the affixed input unit of shaft respectively the
One groove two sides make the RF signal line not recessed folding because of the actuation of shaft.The present invention reaches electronic device whereby can any actuation
Without influence antenna structure function, and the frame of electronic device need not reserved space accommodate antenna, to reduce production cost.
The above description is only an embodiment of the present invention, not to limit to the scope of the patents of the invention.
Claims (7)
1. a kind of electronic device, it is characterised in that including an input unit (10) and an output device (20), input unit (10)
With one first groove (11), which is located at input unit (10) is mutually pivotally connected with output device (20) one
The edge of side, output device (20) have one second groove (21), second groove (21) be located at output device (20) and
The edge for the side that input unit (10) is mutually pivotally connected and corresponding with the first groove (11)；One shaft (14), should
Shaft (14) corresponds to first groove (11) at the same time and the position of the second groove (21) is pivotably attached to input unit
(10) between output device (20)；One additional locking elements (13) and a microwave matrix (120), microwave matrix (120) are located at described
The first groove (11) in and the microwave matrix (120) connect with the shaft (14) by additional locking elements (13)；One antenna
Structure (12), the antenna structure (12) are attached to the surface of the microwave matrix (120), which includes a ground connection
Radiator (122), an antenna radiator (123), a radiofrequency signal load point (124) and a radiofrequency signal grounding point (125),
Radiofrequency signal load point (124) is located on antenna radiator (123), and radiofrequency signal grounding point (125) is located at ground connection radiator
(122) on；One rf signal line (18), the rf signal line (18) from the input unit (10) draw and with the day
Cable architecture (12) connects and uses the radiofrequency signal for transmitting a wireless module to antenna structure (12), which has
There are a signal anode (181) and a signal ground terminal (182), the radio frequency of signal anode (181) and the antenna structure (12)
Signal feed-in point (124) electrical connection, and signal ground terminal is electrically connected with the radiofrequency signal grounding point (125) of antenna structure (12).
2. electronic device according to claim 1, it is characterised in that the overturning of the antenna structure (12) is synchronized with described
The rotation of shaft (14) and the rotary movement for being synchronized with the input unit (10) or output device (20).
3. electronic device according to claim 1, it is characterised in that the overturning of the antenna structure (12) is synchronized with described
The rotation of shaft (14) but independently of the input unit (10) and the rotary movement of output device (20).
4. electronic device according to claim 1, it is characterised in that the rf signal line (18) is in the input unit
(10) outgoing line position and the shaft (14) is corresponding to the affixed input unit (10) of first groove (11)
Embedded location is respectively in the two sides of the first groove (11).
5. electronic device according to claim 1, it is characterised in that the output device (20) is relative to the input
Device (10) overturning or equivalent angle are respectively any angle between 0-360 °.
6. electronic device according to claim 1, it is characterised in that the shaft (14) includes the first electric connection structure
(16) and one second electric connection structure (17), the first end (161) of the first electric connection structure (16) and the input unit (10)
It is fixedly connected, and the second end (162) of the first electric connection structure (16) and a cylinder (15) are pivotally connected, the second electric connection structure (17)
Third end (171) be fixedly connected with the output device (20), and the 4th end (172) of the second electric connection structure (17) and column
Body (15) pivot joint.
7. electronic device according to claim 1, it is characterised in that shaft (14) hub setting is recessed in described first
In slot (11) and the second groove (21), when between the output device (20) and the input unit (10) by shaft (14)
Relative motion and when with 0-360 ° of operating angle, output device (20) and input unit (10) be not to the antenna
Structure (12) covering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610583807.1A CN106058430B (en) | 2016-07-22 | 2016-07-22 | Electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610583807.1A CN106058430B (en) | 2016-07-22 | 2016-07-22 | Electronic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106058430A CN106058430A (en) | 2016-10-26 |
| CN106058430B true CN106058430B (en) | 2019-01-18 |
Family
ID=57418552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610583807.1A Active CN106058430B (en) | 2016-07-22 | 2016-07-22 | Electronic device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107394344B (en) * | 2017-07-14 | 2019-11-26 | 联想(北京)有限公司 | Electronic equipment, antenna for electronic equipment and its setting method |
| CN108521060B (en) * | 2018-03-30 | 2020-07-24 | 联想(北京)有限公司 | Connecting piece and electronic equipment |
| CN109542169A (en) * | 2018-11-26 | 2019-03-29 | 英业达科技有限公司 | Laptop |
| CN110165410B (en) * | 2019-05-27 | 2021-09-03 | 上海安费诺永亿通讯电子有限公司 | Antenna system and electronic equipment |
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| CN103682621A (en) * | 2013-12-30 | 2014-03-26 | 广东欧珀移动通信有限公司 | Antenna structure of electronic product with rotational structure |
| CN104866011A (en) * | 2014-02-20 | 2015-08-26 | 联想(北京)有限公司 | Electronic equipment |
| CN105490001A (en) * | 2016-01-07 | 2016-04-13 | 常熟市泓博通讯技术股份有限公司 | Electronic device and composite antenna thereof |
| CN205335412U (en) * | 2016-01-07 | 2016-06-22 | 常熟市泓博通讯技术股份有限公司 | Electron device and combined antenna thereof |
| CN205880758U (en) * | 2016-07-22 | 2017-01-11 | 常熟市泓博通讯技术股份有限公司 | Electronic device |
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| Publication number | Publication date |
|---|---|
| CN106058430A (en) | 2016-10-26 |
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