CN109390677A - Antenna module and the electronic equipment with this antenna module, remote controler - Google Patents
Antenna module and the electronic equipment with this antenna module, remote controler Download PDFInfo
- Publication number
- CN109390677A CN109390677A CN201710672676.9A CN201710672676A CN109390677A CN 109390677 A CN109390677 A CN 109390677A CN 201710672676 A CN201710672676 A CN 201710672676A CN 109390677 A CN109390677 A CN 109390677A
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- Prior art keywords
- radiating element
- antenna module
- line
- function
- microstrip line
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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
- H01Q1/36—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
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- 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
-
- 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
- H01Q1/2266—Supports; Mounting means by structural association with other equipment or articles used with computer equipment disposed inside the computer
-
- 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
-
- 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
- H01Q1/48—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
Abstract
The present invention relates to the communications field, a kind of antenna module, electronic equipment and remote controler, the antenna module are provided and are installed on substrate, substrate includes first surface and second surface.Antenna module includes radiating element, feeder line and first with reference to ground.Radiating element is set to first surface, including spaced first and second radiating element.Feeder line includes microstrip feed line, and the first and second function divides microstrip line.First function divides microstrip line to be connected between microstrip feed line and the first radiating element, and the second function divides microstrip line to be connected between microstrip feed line and the second radiating element, and the first and second function divides the length of microstrip line unequal.It is set to second surface to first reference.First and second function divides the length of microstrip line unequal, so that the greatest irradiation direction of antenna module upwarps, using effect when antenna module is applied in electronic equipment can be improved.
Description
[technical field]
The present invention relates to the communications field, in particular to a kind of antenna module and the wireless communication electronics with this antenna module
Equipment, remote controler.
[background technique]
Antenna is a kind of indispensable element of the communications industry, in order to adapt to the need of electronic equipment miniaturization
It asks, antenna constantly develops towards miniaturization.Microstrip antenna has many advantages, such as miniaturization, easy of integration, good directionality, extensive
Using.
Microstrip antenna is generally arranged on a thin-medium substrate, encloses thin metal layer on one side as earth plate, another side
The metal patch for sticking certain shapes constitutes a complete micro-strip day to patch using microstrip line or coaxial probe
Line.Currently, the greatest irradiation direction of microstrip antenna is generally directed towards the normal direction of the substrate of installation microstrip antenna, which can be with
For the component on wireless telecom equipment, for example, can be the backboard of the wireless telecom equipment.When the use wireless telecom equipment
When, since the gripping of user is accustomed to, the greatest irradiation direction for the microstrip antenna being installed on substrate often can not be pointing directly at
The direction of another equipment communicated with the wireless telecom equipment, therefore microstrip antenna directional diagram can not be maximally utilised
The pointing direction of maximum gain cannot also make full use of the high-gain of microstrip antenna, so that the use of microstrip antenna is imitated
Fruit cannot reach the target of desired design.
[summary of the invention]
In order to solve the technical problem, the embodiment of the present invention provide a kind of greatest irradiation direction upwarp, using effect it is good
Antenna module, electronic equipment and remote controler with this antenna module.
In order to solve the technical problem, the embodiment of the present invention the following technical schemes are provided:
A kind of antenna module, for being installed on substrate, the substrate includes the first surface and second surface being oppositely arranged.
The antenna module includes: radiating element, and feeder line and first is with reference to ground.The radiating element is set to the first surface,
The radiating element includes at least the first and second radiating element, and first radiating element is set with second radiating element interval
It sets.The feeder line includes that microstrip feed line, the first function divide microstrip line and the second function to divide microstrip line, and first function divides microstrip line to connect
Be connected between the microstrip feed line and first radiating element, second function divide microstrip line be connected to the microstrip feed line with
Between second radiating element, first function divides microstrip line to divide the length of microstrip line unequal with second function.It is described
It is set to the second surface to first reference.
In some embodiments, the input power that first radiating element and the second radiating element are obtained from the feeder line
It is equal.
In some embodiments, the antenna module further includes that spaced third radiating element and the 4th radiation are single
Member；The feeder line further includes that third function divides microstrip line, the 4th function that microstrip line and the 5th function is divided to divide microstrip line, and the third function point is micro-
First end with line connects the microstrip feed line, and it is micro- that shown third function divides the second end of microstrip line to be separately connected the 4th function point
First end with line and the 5th function divide the first end of microstrip line；4th function divides described in the second end connection of microstrip line
Third radiating element, the 5th function divide the second end of microstrip line to connect the 4th radiating element.
In some embodiments, the 4th function divides microstrip line to divide the length of microstrip line unequal with the 5th function.
In some embodiments, the input that the third radiating element and the 4th radiating element are obtained from the feeder line
Power is equal.
In some embodiments, the input power that the third radiating element is obtained from the feeder line is equal to first spoke
Penetrate the input power that unit is obtained from the feeder line.
In some embodiments, first function divides the length of microstrip line to be greater than the length that second function divides microstrip line,
4th function divides the length of microstrip line to be greater than the 5th function and divides the length of microstrip line, first radiating element and described the
The current phase of three radiating elements is identical.
In some embodiments, the antenna module further includes coaxial line；The coaxial line includes exposed inner core and naked
The outer core of dew, the exposed inner core connect the microstrip feed line, and the exposed outer core electrical connection described first is with reference to ground.
In some embodiments, the antenna module further includes second with reference to ground, is set to second reference described
First surface, described first is electrically connected with described second with reference to ground with reference to ground；The exposed outer core is installed on described second
With reference to ground.
In some embodiments, the antenna module further includes flexible circuit board, and the flexible circuit board includes the first company
Connect end and second connection end；First connecting pin is set to the first surface, and the first connecting pin connection is described coaxial
The exposed outer core of line；The second connection end is set to the second surface, the second connection end connection described the
One with reference to ground.
In some embodiments, the antenna module is arranged inside electronic equipment, the substrate be for
The plastic plate of the display device of the fixed electronic equipment.
In some embodiments, the antenna module is microstrip antenna.
In order to solve the technical problem, the embodiment of the present invention also the following technical schemes are provided:
A kind of electronic equipment, the electronic equipment include above-described antenna module.
In some embodiments, the electronic equipment includes display device, and the display device includes screen
With the substrate；It is set to first reference back side of the screen, the substrate is the insulation board of the fixed screen.
In order to solve the technical problem, the embodiment of the present invention also the following technical schemes are provided:
A kind of remote controler, including remote host and display, one end of the display are as pivotally connected to described distant
Control host, wherein the display includes screen, fixes the substrate of the screen and be installed on the antenna module of the substrate；
Wherein, the antenna module is above-described antenna module.
In some embodiments, the normal of the greatest irradiation direction of the antenna module and the display is in an inclination angle.
In some embodiments, the remote controler is used to control loose impediment, in the use process of the remote controler,
The greatest irradiation direction of the antenna module is directed toward the loose impediment.
In some embodiments, the loose impediment be unmanned vehicle (Unmanned Aerial Vehicle,
UAV)。
Compared with prior art, first function in the embodiment of the present invention divides microstrip line and the second function point micro-strip
The length of line is unequal, so that there are current and phase differences between first and second radiating element, leads to the antenna module most
Large radiation direction upwarps, and the using effect when antenna module is applied in electronic equipment can be improved.
[Detailed description of the invention]
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the structural schematic diagram of the present invention antenna module that wherein an embodiment provides, wherein the antenna module is pacified
Loaded on substrate；
Fig. 2 is antenna module top view shown in FIG. 1；
Fig. 3 is the decomposition diagram of antenna module shown in FIG. 1 and the substrate；
Fig. 4 be another embodiment of the present invention provides antenna module structural schematic diagram, wherein the antenna module install
In substrate；
Fig. 5 is antenna module top view shown in Fig. 4；
Fig. 6 is the decomposition diagram of antenna module shown in Fig. 4 and the substrate；
Fig. 7 is the structural schematic diagram for the antenna module that further embodiment of this invention provides, wherein the antenna module is installed
In the substrate of electronic equipment；
Fig. 8 is the schematic side view of antenna module shown in Fig. 7；
Fig. 9 is the schematic top plan view of antenna module shown in Fig. 7；
Figure 10 is the decomposition diagram of antenna module shown in Fig. 7 and the substrate；
Figure 11 is S parameter figure of the Fig. 4 to antenna module shown in Fig. 10；
Figure 12 be Fig. 4 to antenna module shown in Fig. 10 the radiation of 2.45GHz E plane pattern；
Figure 13 is the structural schematic diagram for the electronic equipment that further embodiment of this invention provides.
[specific embodiment]
To facilitate the understanding of the present invention, with reference to the accompanying drawings and detailed description, the present invention is carried out in more detail
It is bright.It should be noted that be expressed " being fixed on " another element when element, it can directly on the other element or
There may be one or more elements placed in the middle therebetween.When an element is expressed " connection " another element, it be can be directly
It is connected to another element in succession or there may be one or more elements placed in the middle therebetween.Term used in this specification
"vertical", "horizontal", "left" and "right", "inner", "outside" and similar statement are for illustrative purposes only.
Unless otherwise defined, technical and scientific term all used in this specification is led with technology of the invention is belonged to
The normally understood meaning of the technical staff in domain is identical.It is specific to be intended merely to description for used term in the description of the invention
Embodiment purpose, be not intended to limitation the present invention.Term "and/or" used in this specification includes one or more
Any and all combinations of relevant listed item.
It please refers to Fig.1 to Fig.3, a kind of present invention antenna module 100 that wherein an embodiment provides is installed on substrate
200, the antenna module 100 is all installed on electronic equipment with the substrate 200.The electronic equipment can
For mobile phone, tablet computer or other electronic equipments etc., such as unmanned controller.
The substrate 200 is dielectric, for example, glass-fiber-plate, Rogers's plate.The substrate 200 is rectangle comprising the
One surface 202, second surface 204 and end face 206.The end face 206 is connected between first surface 202 and second surface 204,
First surface 202 and second surface 204 are set to the opposite sides of substrate 200.
The antenna module 100 is microstrip antenna, including radiating element 20, feeder line 30, earth element 40 and coaxial line
50.The radiating element 20 and the feeder line 30 are set to the first surface 202 of the substrate 200, the feeder line 30 with it is described
Radiating element 20 is electrically connected, and the feeder line 30 connect peripheral circuit by the coaxial line 50 with the earth element 40.
The quantity of the radiating element 20 is two, comprising: the first radiating element 21 and the second radiating element 22.Each spoke
Penetrating unit 20 is rectangular metal sheet, having a size of 48mm × 43mm.First radiating element 21 and the second radiating element 22 are along
The alignment of one direction.
First radiating element 21 includes two first sides 212 and two second sides disposed in parallel disposed in parallel
214.Second radiating element 22 includes two third sides 222 disposed in parallel and two four sides 224 disposed in parallel.Two
A third side 222 corresponding with one in a first side 212 is aligned, two first sides 212
In another described third side 222 corresponding with another be aligned.The second side 214 and the four side 224
It is arranged in parallel.
First radiating element 21 includes the first tie point 210, is used to connect the feeder line 30.First connection
Point 210 is located at the middle part of the first side 212.Similarly, second radiating element 22 includes the second tie point 220,
For connecting the feeder line 30.Second tie point 220 is located at the middle part of the third side 222.
The distance between first radiating element 21 and second radiating element 22 are d1 namely first radiation
The center of unit 21 is d1, in the present embodiment, first tie point at a distance from the center of second radiating element 22
The distance between 210 and second tie point 220 are also d1.
The radiating element 20 can be formed in the first surface 202 of the substrate 200 by photoetching corrosion method；Alternatively,
The first surface 202 for being fixed on the substrate 200 after sheet metal again is made in the radiating element 20.
It is understood that the radiating element 20 can be strained mutually according to different requirements, in some other embodiments
Change size, space between and be laid out；Other shapes can also be used in the radiating element 20, such as round, ellipse,
Annular, hexagon etc.；The quantity of the radiating element 20 can also change according to actual needs, as long as the radiating element 20 is at least
Quantity including the first radiating element 21 and the second radiating element 22 namely the radiating element 20 can be at least two,
For example, 3 or 4 radiating elements.
The feeder line 30 divides microstrip line 32 and the second function to divide microstrip line 33 including microstrip feed line 31, the first function.Such as Fig. 1 institute
Show, microstrip feed line 31 is linear type, and the first function divides microstrip line 32 and the second function that microstrip line 33 is divided to be " L " type.It should be understood that
In other implementations, the line style that microstrip feed line 31, the first function divide microstrip line 32 and the second function to divide microstrip line 33 may be
Other forms.First function divides microstrip line 32 to be connected to the microstrip feed line 31 and connects with the first of first radiating element 21
Between contact 210, second function divides microstrip line 33 to be connected to the of the microstrip feed line 31 and second radiating element 22
Between two tie points 220.
First function divides the length of microstrip line 32 to divide the length of microstrip line 33 unequal with second function.For Fig. 1
To embodiment shown in 3, the first function is divided to the length of microstrip line 32 to refer to that first function of " L " type is divided to two sides of microstrip line 32
The sum of length, the second function be divided to the length of microstrip line 33 refer to second function of " L " type be divided to two sides of microstrip line 33 length it
With.In the present embodiment, first function divides the length of microstrip line 32 to be greater than the length that second function divides microstrip line 33.
The feeder line 30 can be formed in the first surface 202 of the substrate 200 by photoetching corrosion method；Or the spoke
It penetrates unit 20 and the first surface 202 for being fixed on the substrate 200 after sheet metal or metal wire again is made.It is understood that
In some other embodiments, the feeder line 30 is not limited to sheet metal or metal wire, is also not necessarily limited to be set to first surface 202,
Can according to different feeding classifications corresponding change.
The earth element 40 includes first with reference to ground 41 and the second reference ground 42.Described second is set to institute with reference to ground 42
First surface 202 is stated, and described first is set to the second surface 204 with reference to ground 41, described second with reference to ground 42 and first
It is electrically connected with reference to ground 41.
Described second with reference to ground 42 is sheet metal, described second can be formed in by photoetching corrosion method with reference to ground 42 it is described
The first surface 202 of substrate 200；Or described second be made with reference to ground 42 and be fixed on the of the substrate 200 after sheet metal again
One surface 202.It is understood that described second can be metal block with reference to ground 42 or other are led in some other embodiments
Electric body.
First reference ground 41 is metal plate, and cross-sectional area is equal with the cross-sectional area of the second surface 204.It can
It, can be using the device of other metal materials inside electronic equipment in some other embodiments with understanding
Reference ground of the part as the antenna module 100.
The substrate 200 is provided with via hole 206, the position phase of the position of the via hole 206 and second reference ground 42
It is corresponding.Described second is electrically connected with first with reference to ground 41 with reference to ground 42 by the via hole 206.It is understood that some
In other embodiments, the via hole 206 can be omitted, and described second can be by other means with first with reference to 41 electricity of ground with reference to ground 42
Connection, for example, being electrically connected described second with first with reference to ground 41 with reference to ground 42 using conducting wire or other conductive materials.
Transparent membrane insulating layer 56, braiding layer and outer quilt are peelled off in one end of the coaxial line 50, obtain exposed inner core 52
With exposed outer core 54, transparent membrane insulating layer 56 is set between the inner core 52 and outer core 54.The exposed inner core 52 welds
It is connected to the one end of the microstrip feed line 31 far from the radiating element 20, the exposed outer core 54 is welded in second reference
Ground 42.
The coaxial line 50 is fed by 50 ohm of microstrip feed line 31 to the antenna module 100.Then, using described
First function divides microstrip line 32 and the second function that microstrip line 33 is divided to realize power distribution, and impedance is all 100 ohm.
It is understood that the microstrip feed line 31 can pass through other metal connecting pieces, example in some other embodiments
As plain conductor, or the other connection types of use are electrically connected peripheral circuits.Similarly, it described second can be saved with reference to ground 42
It omits, and first can also be electric by other metal connecting pieces, such as plain conductor, or using other connection types with reference to ground 41
Property connection peripheral circuit.
The overall dimensions of the antenna module 100 are 170 × 130mm2Namely the size of the substrate 200 be 170 ×
130mm2。
The size of the radiating element 20 will affect the working frequency of the antenna module 100, first radiating element
The distance between 21 center and the center of second radiating element 22 d will affect the gain of the antenna module 100.At this
In embodiment, the size of the radiating element 20 is 48mm × 43mm, and the antenna module 100 can meet common 2.45GHz
The covering of frequency range, it is to be understood that in some other embodiments, the radiating element 20 can also use different rulers
It is very little, to meet the application of different frequency range, for example, the size of the radiating element 20 can be 20mm × 20mm, the antenna module
100 can meet the covering of 5.8GHz frequency range；In addition, even if the work of the antenna module 100 in 2.45GHz frequency range or so, it is described
The size of radiating element 20 is also not necessarily limited to 48mmm × 43mm.
First function divides the length of microstrip line 32 to divide the length of microstrip line 33 unequal with second function, so that described
Existing current and phase difference α 1 between first radiating element 21 and the second radiating element 22, leads to the antenna module 100 most
Large radiation direction upwarps, and preferable using effect can be reached when in use by being conducive to the antenna module 100.
Please refer to fig. 4 to fig. 6, for another embodiment of the present invention provides a kind of antenna module 400, with above-described embodiment
The antenna module 100 of offer is essentially identical, and difference is: in the antenna module 400 of the present embodiment, the radiating element 20 is also
Including third radiating element 23 and the 4th radiating element 24；The feeder line 30 further includes that third function divides microstrip line 34, the 4th function point
Microstrip line 35 and the 5th function divide microstrip line 36.As shown in figure 4, third function divides microstrip line 34 to be the line style of the 90 degree of bendings in many places,
4th function divides microstrip line 35 and the 5th function that microstrip line 36 is divided to be " L " type.It should be understood that in other implementations, third
Function divides the 4th function of microstrip line 34 to divide microstrip line 35 and the 5th function that the line style of microstrip line 36 is divided to may be other forms.
The third radiating element 23 and the 4th radiating element 24 are also rectangular metal sheet, having a size of 48mm × 43mm.Institute
It states third radiating element 23 and the 4th radiating element 24 to be also aligned along the first direction, first radiating element 21 and third
Radiating element 23 is aligned in a second direction, and the first direction is perpendicular to second direction.
The third radiating element 23 includes two the 5th sides 232 and two the 6th sides disposed in parallel disposed in parallel
234.4th radiating element 24 includes two heptalateral disposed in parallel sides 242 and two the 8th sides 244 disposed in parallel.Two
The heptalateral corresponding with one side 242 in a 5th side 232 is aligned, two the 5th sides 232
In another heptalateral corresponding with another side 242 be aligned.6th side 234, the 8th side 244 are set in parallel
It sets.
The third radiating element 23 includes third tie point 230, is used to connect the feeder line 30.The third connection
Point 230 is located at the middle part of the 5th side 232.Similarly, the 4th radiating element 24 includes the 4th tie point 240,
For connecting the feeder line 30.4th tie point 240 is located at the middle part on heptalateral side 242.
The distance between the third radiating element 23 and the 4th radiating element 24 are d2 namely the third radiates
The center of unit 23 is d2, in the present embodiment, the third tie point at a distance from the center of the 4th radiating element 24
The distance between 230 and the 4th tie point 240 are also d2.It is understood that d1 can be equal with d2, it can not also phase
Deng those skilled in the art can determine according to actual needs.
The third function divides the first end of microstrip line 34 to connect the microstrip feed line 31, and the third function divides microstrip line 34
Second end is separately connected the first end that the 4th function divides the first end of microstrip line 35 and the 5th function to divide microstrip line 36；Institute
State the third tie point 230 that the 4th function divides the second end of microstrip line 35 to connect the third radiating element 23, the 5th function point
The second end of microstrip line 36 connects the 4th tie point 240 of the 4th radiating element 24.4th function divides microstrip line 35
Length divides the length of microstrip line 36 unequal with the 5th function.For embodiment shown in Fig. 4 to 6, the 4th function divides microstrip line
35 length refers to that the 4th function of " L " type is divided to the sum of the length on two articles of sides of micro-strip 35, and the 5th function divides the length of microstrip line 36
Refer to that the 5th function of " L " type is divided to the sum of the length on two articles of sides of microstrip line 36.In the present embodiment, the 4th function divides micro-strip
The length of line 35 is greater than the length that the 5th function divides microstrip line 36.
The coaxial line 50 is fed by 50 ohm of microstrip feed line 31 to antenna module 400.Then, the third is utilized
Function divides microstrip line 34, and the first function divides microstrip line 32 and the second function that microstrip line 33 is divided to realize power distribution, and impedance is respectively 100 Europe
Nurse, 200 ohm and 200 ohm, power sharing ratio 2:1:1.Finally, the 4th function divides microstrip line 35 and the 5th function point micro-
The input power of microstrip line 34 is divided to carry out equal part the third function again with line 36, impedance is 200 ohm.Therefore, first,
Two, three, four radiating elements, 21,22,23,24 input power is equal.
First function divides the length of microstrip line 32 to divide the length of microstrip line 33 unequal with second function, so that described
Existing current and phase difference α 1, the 4th function divide the length of microstrip line 35 between first radiating element 21 and the second radiating element 22
Degree divides the length of microstrip line 36 also unequal with the 5th function, so that the third radiating element 23 and the 4th radiating element 24
Between existing current and phase difference α 2.To keep phase identical between first radiating element 21 and third radiating element 23,
I.e. phase difference is 0 or 360 degree of integral multiple, to meet this condition, connects the first micro-strip feedback of first radiating element 21
The length difference of third and fourth microstrip feed line 34,35 of line 32 and connection third radiating element 23 needs to be designed so that phase
Difference meets conditions above.
Existing current and phase difference α 1 between first radiating element 21 and the second radiating element 22, the third radiation
Existing current and phase difference α 2 between unit 23 and the 4th radiating element 22, so that the greatest irradiation side of the antenna module 400
It tilts upward, preferable using effect can be reached when in use by being conducive to the antenna module 400.
Please refer to Fig. 7 to Fig. 9, the antenna module 500 and day provided by the above embodiment that further embodiment of this invention provides
Line component 400 is essentially identical, and difference is: the antenna module 500 is installed on the wireless communication electronics with display device and sets
Standby internal, the display device includes screen 300 and substrate 200a, and 300 back side of screen is provided with metalwork 302, described
Metalwork 302 is as first with reference to ground.
The substrate 200a can be plastic plate, such as polycarbonate (Polycarbonate, PC) plate.The substrate 200a is set
It is placed in inside the electronic equipment, for fixing or reinforcing the screen 300, especially when screen 300 is bigger,
Rigidity is smaller, it will usually the substrate 200a be arranged, the screen 300 is fixed.
The substrate 200a is rectangle comprising first surface 202a, second surface 204a and end face 206a.The end face
206a is connected between first surface 202a and second surface 204a, and first surface 202a and second surface 204a are set to described
The opposite sides of substrate 200a.
It is understood that the substrate 200a can be in electronic equipment in some other embodiments
Other any insulating parts in portion, for example, front housing, the rear shell etc. of the receiving screen 300 of electronic equipment.
In the present embodiment, the metalwork 302 for being set to 300 back side of screen is metal plate, for for screen 300
The barricade shielded, to prevent the screen 300 of display device by other electronics member devices in electronic equipment
The interference of part usually can all be arranged such barricade and be used to carry out shielding protection to screen 300.The antenna module 500 is
Reference of the barricade natively having in the display device of electronic equipment as the antenna module 500 is utilized
Ground, to save the space of antenna module 500.It, can be with it is understood that in some other embodiment of the invention
Reference ground using the device of other metal materials inside electronic equipment as the antenna module 500.
In the present embodiment, the antenna module 500 includes flexible circuit board 60.The flexible circuit board 60 is used for so that day
Line component 500 is grounded, that is, earth element 40 in embodiment shown in 60 role of flexible circuit board and Fig. 4-6 so
Effect it is identical.One end of the flexible circuit board 60 connects peripheral circuit by coaxial line 50, and the other end connects the metal
Part 302.The microstrip feed line 31 connects peripheral circuit by the inner core 52 of the coaxial line 50, and exposed outer core 54 is welded in institute
State flexible circuit board 60.
Also referring to Figure 10, the flexible circuit board 60 is in bending, close to an end face 206a of the substrate 200a.
The flexible circuit board 60 includes the first connecting pin 62 and second connection end 64.First connecting pin 62 is set to described first
Surface 202a, first connecting pin 62 and the microstrip feed line 31 are separated by preset distance, the coaxial line 50 it is exposed
Outer core 54 is welded in the first connecting pin 62.The second connection end 64 is set to second surface 204a, and with the metalwork 302
It is electrically connected.
In the present embodiment, the overall dimensions of the antenna module 500 are 135 × 130mm2Namely the 4th radiation
Between the end face 206a on heptalateral side 242 and the close flexible circuit board 60 of the unit 24 far from the flexible circuit board 60
Distance L1 is 135mm, and second side 214 of first radiating element 21 far from second radiating element 22 and described the
The distance between four side 224 of two radiating elements 22 far from first radiating element 21 L2 is 130mm.
The antenna module 500 of the embodiment of the present invention carries spoke using the substrate 200a of electronic equipment as medium
Unit 20 is penetrated, makes the antenna sets instead of the dielectric (such as Rogers's plate) for being used as antenna module in the prior art
The occupied space of part 500 reduces.Compared with the antenna module of same size in the prior art, Rogers's plate, benefit are omitted
Use natively have in electronic equipment for fixing or reinforcing the component of display device as antenna module 500
Medium, so that the antenna module 500 in the embodiment of the present invention is only left a very thin patch of radiating element 20 and feeder line 30,
Price is only lifted one's head at ten yuan, and the cost of antenna module 500 is saved.The substrate 200a is thicker, but also antenna module 500
Bandwidth increases.
Moreover, the antenna module 500 of the embodiment of the present invention is made using the back metal part 302 of the screen 300 of display device
For the reference ground of antenna module 500, save the space of antenna module 500, and due to the metalwork 302 as reference ground compared with
Greatly, so that the performance of antenna module 500 is stablized, directionality is stronger, realizes the high-gain of antenna module 500.
Figure 11 is please referred to, the antenna module 400,500 of the embodiment of the present invention can work in 2.34GHz~2.62GHz, bandwidth
For 280MHz, the covering of common 2.45GHz frequency range can be met.
Figure 12 is please referred to, is E in-plane of the antenna module 400,500 in the radiation of 2.45GHz of the embodiment of the present invention
Figure, as shown in Figure 12, the antenna module 400,500 are directive antenna, and greatest irradiation direction realization upwarps 15 degree, gain
Up to 10.5dBi, pitching face three dB bandwidth is up to 45 degree.Since the directional diagram of antenna module 400,500 upwarps, advantageously allow
Its using effect reaches preferable.In particular, when the antenna module 400,500 is installed on the wireless communication electronics with display device
When equipment, for example, mobile phone, tablet computer, the remote controler with display device, since user is set using the wireless communication electronics
During standby, the screen 300 of the display device is usually tilted a certain angle with horizontal plane, the antenna module 400,500
Directional diagram upwarps, so that its greatest irradiation direction still may point to horizontal plane, so that the using effect of the antenna module 400,500
It can reach best.
Further embodiment of this invention provides a kind of electronic equipment comprising display device.Wireless communication electricity
Sub- equipment can be mobile phone, tablet computer, remote controler etc..Using the electronic equipment as remote controler and with this remote controler
It is illustrated for manipulation unmanned plane: in general, the flying distance (water between unmanned plane and location point where user of unmanned plane
Flat distance, that is, the horizontal distance between remote controler and unmanned plane) it is far longer than flying height (unmanned plane and its ground of unmanned plane
The distance between face subpoint), for example, when unmanned plane during flying 2km is remote, 120m high when, due to the flying distance 2km of unmanned plane
It is far longer than flying height 120m, can approximatively thinks that remote controler and unmanned plane are in same level.In the case,
If being designed to guarantee that the greatest irradiation direction of antenna is directed toward level side in remote controler use process for the antenna on remote controler
To that is, the direction of direction unmanned plane, then can make full use of the high-gain of antenna, so that the use of antenna reaches best
Effect.
Since user is during using electronic equipment, the display device of electronic equipment would generally
It is tilted a certain angle with horizontal plane, for discussed above, the antenna module of the embodiment of the present invention is applied to wireless electron and is set
In standby, the high-gain of antenna can make full use of, so that the use of antenna reaches optimal effect.
Below by taking remote controler as an example, the technical characteristic of the electronic equipment of the present embodiment is illustrated.
Figure 13 is please referred to, the embodiment of the present invention provides a kind of remote controler 600, is used to control loose impediment.The remote control
Device 600 includes remote host 610 and display 620, and one end of the display 620 is pivotably connected the remote host
610.When in use, the display 620 is switched to opening state, the display 620 by closed state to the remote controler 600
Angle with the remote host 610 is obtuse angle.
The display 620 includes screen, fixes the substrate of the screen and be installed on the antenna module of the substrate.
Preferably, the antenna module in the display 620 is the antenna module 100,400,500 in above-described embodiment.Institute
State remote controler 600 when in use, the substrate 200 of the antenna module 100,400,500,200a and the remote host 610
Angle is obtuse angle, and the normal O of the display 620 and the straight angle of horizontal plane are θ.
It is understood that in some other embodiments, one end of the display 620 can be permanently connected described distant
Host 610 is controlled, and the angle between the display 620 and the remote host 610 is obtuse angle.
User during using remote controler 600, the display 620 can horizontal by certain inclination angle so as to
In preferably watching the display 620, therefore, the antenna module 100,400, if the greatest irradiation direction of 500 directional diagrams
Normal direction with the display 620 is also in inclination angle theta, then the greatest irradiation of 100,400,500 directional diagram of antenna module
Direction may point to horizontal direction, and be directed toward the loose impediment that the remote controler 600 is controlled, so that the antenna module 100,
400,500 effect can reach best.In the present embodiment, the inclination angle theta is equal to 10 to 60 degree.
In order to enable 100,400,500 directional diagram of antenna module upwarps, first radiating element 21 and the second spoke
Penetrate between unit 22 that there are current and phase difference α 1, there are electric current phases between the third radiating element 23 and the 4th radiating element 24
Potential difference α 2, calculation formula is as follows:
α=β dsin θ
Wherein, current and phase difference of the α between the radiating element 20, β are phase constant, and d is between radiating element 20
Distance.In the present embodiment, β and θ is remained unchanged, thus the distance between current and phase difference α and the radiating element 20 d at
Direct ratio.First radiating element 21 and 22 distance d1=80mm of the second radiating element, the third radiating element 23 and
The distance between four radiating elements 24 d2=55mm can be calculated according to formula when directional diagram deflects certain fixed angle θ, two groups
It is α 1 and α 2 that radiating element 20, which is respectively necessary for the current and phase difference kept,.
The design process of the antenna module 100,400,500 is as follows:
1, the size of the first, second, third and fourth radiating element 21,22,23,24 is determined, so that the work frequency of the antenna module
Rate is 2.45GHz；
2, the width that the function divides microstrip line 32~36 is designed, so that the input work of the antenna module 100,400,500
Rate is averagely allocated to 4 radiating elements 20；
3, adjustment third function divides the length of microstrip line 34, so that the electric current of first radiating element 21 and third radiation 23
Phase is consistent；
4, the first function of adjustment divides microstrip line 32 and the second function to divide the length allocation of microstrip line 33, so that the first radiating element 21
Current and phase difference α 1 is kept with the second radiating element 22；
5, the 4th function of adjustment divides microstrip line 35 and the 5th function to divide the length allocation of microstrip line 36, so that third radiating element 23
Current and phase difference α 2 is kept with the 4th radiating element 24.
Notice that the first radiating element 21 is identical always as the current phase of third radiating element 23 during adjustment.
Preferably, above-mentioned loose impediment is unmanned vehicle (Unmanned Aerial Vehicle, UAV).
In embodiments of the present invention, existing current phase between first radiating element 21 and the second radiating element 22
Poor α 1 is conducive to the antenna module 100,400 so that the greatest irradiation direction of the antenna module 100,400,500 upwarps,
500 can reach preferable using effect when in use.The direction that can adjust the antenna module 100,400,500 upwarps, so that institute
Remote controler 600 is stated in use, the greatest irradiation direction of 100,400,500 directional diagram of the antenna module may point to horizontal direction,
And it is directed toward the loose impediment that the remote controler 600 is controlled, be conducive to the using effect of the antenna module 100,400,500
It can reach best.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；At this
It under the thinking of invention, can also be combined between the technical characteristic in above embodiments or different embodiment, step can be with
It is realized with random order, and there are many other variations of different aspect present invention as described above, for simplicity, they do not have
Have and is provided in details；Although the present invention is described in detail referring to the foregoing embodiments, the ordinary skill people of this field
Member is it is understood that it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of skill
Art feature is equivalently replaced；And these are modified or replaceed, each reality of the present invention that it does not separate the essence of the corresponding technical solution
Apply the range of a technical solution.
Claims (18)
1. a kind of antenna module (100,400,500), for being installed on substrate (200,200a), substrate (200, the 200a) packet
Include the first surface (202,202a) and second surface (204,204a) being oppositely arranged, which is characterized in that the antenna module
(100,400,500) include:
Radiating element (20), the radiating element (20) are set to the first surface (202,202a), the radiating element
(20) the first and second radiating element (21,22) are included at least, first radiating element (21) and second radiating element (22)
Interval setting；
Feeder line (30), the feeder line (30) include that microstrip feed line (31), the first function divide microstrip line (32) and the second function point micro-strip
Line (33), first function divide microstrip line (32) be connected to the microstrip feed line (31) and first radiating element (21) it
Between, second function divides microstrip line (33) to be connected between the microstrip feed line (31) and second radiating element (22), institute
Stating the first function divides microstrip line (32) to divide the length of microstrip line (33) unequal with second function；And
First is set to the second surface (204) with reference to ground (302) with reference to ground (41,302), described first.
2. antenna module (100,400,500) according to claim 1, which is characterized in that first radiating element
(21) and the input power that obtains from the feeder line (30) of second radiating element (22) is equal.
3. antenna module (400,500) according to claim 1 or 2, which is characterized in that the antenna module (400,
It 500) further include spaced third radiating element (23) and the 4th radiating element (24)；
The feeder line (30) further includes that third function divides microstrip line (34), the 4th function that microstrip line (35) and the 5th function is divided to divide microstrip line
(36), the third function divides the first end of microstrip line (34) to connect the microstrip feed line (31), and the third function divides microstrip line
(34) second end is separately connected the 4th function and the first end of microstrip line (35) and the 5th function is divided to divide microstrip line (36)
First end；4th function divides the second end of microstrip line (35) to connect the third radiating element (23), the 5th function point
The second end of microstrip line (36) connects the 4th radiating element (24).
4. antenna module (400,500) according to claim 3, which is characterized in that the 4th function divides microstrip line (35)
Divide the length of microstrip line (36) unequal with five function.
5. antenna module (400,500) according to claim 3 or 4, which is characterized in that the third radiating element (23)
It is equal with the input power that the 4th radiating element (24) obtains from the feeder line (30).
6. antenna module (400,500) according to claim 5, which is characterized in that the third radiating element (23) from
The input power that the feeder line (30) obtains is equal to the input work that first radiating element (21) obtains from the feeder line (30)
Rate.
7. according to the described in any item antenna modules of claim 3 to 6 (400,500), which is characterized in that first function point is micro-
Length with line (32) is greater than the length that second function divides microstrip line (33), and the 4th function divides the length of microstrip line (35) big
Divide the length of microstrip line (36), the electricity of first radiating element (21) and the third radiating element (23) in the 5th function
It is identical to flow phase.
8. antenna module (100,400,500) according to any one of claims 1 to 7, which is characterized in that the antenna sets
Part (100,400,500) further includes coaxial line (50)；The coaxial line (50) includes exposed inner core (52) and exposed outer core
(54), the exposed inner core (52) connects the microstrip feed line (31), exposed outer core (54) electrical connection described first
With reference to ground (41,302).
9. antenna module (100,400) according to claim 8, which is characterized in that the antenna module (100,400) is also
Including the second reference (42), described second is set to the first surface (202) with reference to ground (42), and described first with reference to ground
(41) it is electrically connected with described second with reference to ground (42)；The exposed outer core (54) is with being installed on second reference (42).
10. antenna module (500) according to claim 8, which is characterized in that the antenna module (500) further includes soft
Property circuit board (60), the flexible circuit board (60) include the first connecting pin (62) and second connection end (64)；Described first connects
It connects end (62) to be set to the first surface (202), first connecting pin (62) connects the described naked of the coaxial line (50)
The outer core (54) of dew；The second connection end (64) is set to the second surface (204), second connection end (64) connection
Described first with reference to ground (302).
11. the antenna module according to claim 8 or 10 (500), which is characterized in that antenna module (500) setting
Inside electronic equipment, the substrate (200a) is the display device for fixing the electronic equipment
Plastic plate.
12. -11 described in any item antenna modules (100,400,500) according to claim 1, which is characterized in that the antenna
Component (100,400,500) is microstrip antenna.
13. a kind of electronic equipment, which is characterized in that the electronic equipment includes that claim 1-12 appoints
Antenna module (100,400,500) described in one.
14. electronic equipment according to claim 13, which is characterized in that the electronic equipment packet
Display device is included, the display device includes screen (300) and the substrate (200a)；Described first with reference to ground (302) setting
In the back side of the screen (300), the substrate (200a) is the insulation board of the fixed screen (300).
15. a kind of remote controler (600) characterized by comprising
Remote host (610), and
One end of display (620), the display (620) is as pivotally connected to the remote host (610)；
Wherein, the display (620) includes screen, fixes the substrate of the screen and be installed on the antenna sets of the substrate
Part；
Wherein, the antenna module is the described in any item antenna modules of claim 1 to 12 (100,400,500).
16. remote controler (600) according to claim 15, which is characterized in that the greatest irradiation direction of the antenna module
Normal (O) with the display (620) is in an inclination angle.
17. remote controler (600) according to claim 15 or 16, which is characterized in that the remote controler (600) is used to control
Loose impediment, in the use process of the remote controler (600), the greatest irradiation of the antenna module (100,400,500)
It is directed toward the loose impediment in direction.
18. remote controler (600) according to claim 17, which is characterized in that the loose impediment is unmanned vehicle
(Unmanned Aerial Vehicle, UAV).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672676.9A CN109390677A (en) | 2017-08-08 | 2017-08-08 | Antenna module and the electronic equipment with this antenna module, remote controler |
| PCT/CN2018/084077 WO2019029189A1 (en) | 2017-08-08 | 2018-04-23 | Antenna assembly and wireless communication electronic device having the antenna assembly, and remote controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672676.9A CN109390677A (en) | 2017-08-08 | 2017-08-08 | Antenna module and the electronic equipment with this antenna module, remote controler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109390677A true CN109390677A (en) | 2019-02-26 |
Family
ID=65272780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710672676.9A Pending CN109390677A (en) | 2017-08-08 | 2017-08-08 | Antenna module and the electronic equipment with this antenna module, remote controler |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109390677A (en) |
| WO (1) | WO2019029189A1 (en) |
Cited By (3)
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|---|---|---|---|---|
| CN111585013A (en) * | 2020-06-18 | 2020-08-25 | 常州柯特瓦电子有限公司 | Vehicle-mounted full-band 5G antenna and application thereof |
| WO2022124775A1 (en) * | 2020-12-07 | 2022-06-16 | 삼성전자주식회사 | Electronic apparatus comprising antenna and manufacturing method therefor |
| WO2023178562A1 (en) * | 2022-03-23 | 2023-09-28 | 深圳市大疆创新科技有限公司 | Remote controller of unmanned aerial vehicle and unmanned aerial vehicle system |
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| WO2019029189A1 (en) | 2019-02-14 |
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