CN112993580A - Antenna device and electronic apparatus - Google Patents
Antenna device and electronic apparatus Download PDFInfo
- Publication number
- CN112993580A CN112993580A CN202110194478.2A CN202110194478A CN112993580A CN 112993580 A CN112993580 A CN 112993580A CN 202110194478 A CN202110194478 A CN 202110194478A CN 112993580 A CN112993580 A CN 112993580A
- Authority
- CN
- China
- Prior art keywords
- antenna
- slot
- feeder
- intersection point
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot antennas
-
- 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
-
- 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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
Abstract
The application discloses antenna device and electronic equipment belongs to communication technology field. The antenna device comprises a feed source, an antenna layer, a feed line layer and a dielectric layer positioned between the antenna layer and the feed line layer; the antenna layer comprises a plurality of antenna slot units which are arranged on the conductive plate at intervals along a first straight line, the feeder layer comprises a plurality of feeder units, the antenna slot units and the feeder units are in one-to-one correspondence and are arranged in a coupling mode, and the feeder units are connected with the feed source; the antenna slot unit comprises a first slot and a second slot which are arranged on the conducting plate, the first slot and the second slot are both in a curve shape, and the first slot and the second slot are intersected at a first intersection point. In this application embodiment, through adopting curvilinear figure slot antenna, can reduce the width of antenna, do benefit to the antenna and install in the narrower screen both sides of width to through intercommunication and the disconnection between the control a plurality of curvilinear figure slots, can realize that the antenna switches between multiple working frequency channel, saved the space that the antenna occupy.
Description
Technical Field
The application belongs to the technical field of communication, and particularly relates to an antenna device and electronic equipment.
Background
With the continuous research and development of 5G technology, more and more antennas are integrated inside the mobile phone, and the available space is less and less, which will be a serious challenge for the design of the mobile phone antenna.
The millimeter-wave band array antenna of today is generally an array designed independently, and the directional scanning of the antenna is realized in the form of an array formed by a certain distance. However, in the antenna array form, the occupied area of the antenna is large, and only the radiation frequency of the millimeter wave band can hardly compromise the 4G (1710-.
Disclosure of Invention
The embodiment of the application aims to provide an antenna device and electronic equipment, and the problems that in the prior art, an antenna occupies a large space, is difficult to design and has a single working frequency band can be solved.
In order to solve the technical problem, the present application is implemented as follows:
in a first aspect, an embodiment of the present application provides an antenna apparatus, including:
the antenna comprises a feed source, an antenna layer, a feed line layer and a medium layer positioned between the antenna layer and the feed line layer;
the antenna layer comprises a plurality of antenna slot units which are arranged on the conductive plate at intervals along a first straight line direction, the feeder layer comprises a plurality of feeder units, the antenna slot units and the feeder units are in one-to-one correspondence and are arranged in a coupling mode, and the feeder units are connected with the feed source;
the antenna slot unit is including seting up first gap and second gap on the current-conducting plate, first gap with the second gap all is the curvilinear figure, first gap with the second gap intersects in first nodical, the current-conducting plate of first nodical department is formed with four summits, four summits two liang are relative, connect through first wave filter or first switch module between two liang of relative summits, first wave filter can switch between passing state and band stop state, first switch module can switch between conducting state and interrupt state.
Optionally, two first slots of two adjacent antenna slot units are communicated at a second intersection point, the edges of the conductive plates in the width direction of the first slots are connected through a second filter or a second switch module, the second filter is switchable between a band-pass state and a band-stop state, and the second switch module is switchable between a conduction state and an interruption state.
Optionally, the feeder unit includes a first feeder and a second feeder, an orthographic projection of the first feeder on the antenna layer intersects with the first slot at a third intersection point, an orthographic projection of the second feeder on the antenna layer intersects with the second slot at a fourth intersection point, and the first feeder and the second feeder are both connected to the feed source.
Optionally, the first feed line is linear, and a third tangent of the first slot at the third intersection point is perpendicular to an orthographic projection of the first feed line on the antenna layer.
Optionally, the second feeder line includes a first segment and a second segment connected to each other, an orthographic projection of the second segment on the antenna layer intersects the second slot at the fourth intersection point, and a fourth tangent of the second slot at the fourth intersection point is perpendicular to an orthographic projection of the second segment of the second feeder line on the antenna layer.
Optionally, a feeding signal of the first slot on one side of the first intersection point is opposite in phase to a feeding signal on the other side of the first intersection point.
Optionally, a feeding signal of the second slot on one side of the first intersection point is opposite in phase to a feeding signal on the other side of the first intersection point.
Optionally, a first tangent of the first slit at the first intersection is 90 ° to a second tangent of the second slit at the first intersection.
Optionally, a first tangent of the first slit at the first intersection and a second tangent of the second slit at the first intersection are not perpendicular to the edge of the conductive plate.
In a second aspect, an embodiment of the present application provides an electronic device including the antenna apparatus according to the first aspect.
Optionally, the electronic device further includes a display module and a screen glass, and the antenna device is disposed between the display module and the screen glass and located in a side area of the display module.
In a third aspect, an embodiment of the present application provides an antenna control method, which is applied to the electronic device according to the second aspect, and the method includes:
controlling the first filter and the second filter to be in a band-pass state, or controlling the first switch module and the second switch module to be in a conducting state, so as to control the antenna slot unit to work in a first frequency band;
and controlling the first filter and the second filter to be in a band elimination state, or controlling the first switch module and the second switch module to be in an interruption state, so as to control the antenna slot unit to work in a second frequency band.
In this application embodiment, through adopting curvilinear figure slot antenna, can reduce the width of antenna, do benefit to the antenna and install in the narrower screen both sides of width to through intercommunication and the disconnection between the control a plurality of curvilinear figure slots, can realize that the antenna switches between multiple working frequency channel, saved the space that the antenna occupy.
Drawings
Fig. 1 is a schematic structural diagram of an antenna device according to an embodiment of the present application;
fig. 2 is a schematic diagram of a positional relationship between an antenna slot unit and a feeder unit according to an embodiment of the present application;
fig. 3 is a first equivalent model of an antenna apparatus according to an embodiment of the present application;
fig. 4 is a second equivalent model of the antenna apparatus provided in the embodiment of the present application;
fig. 5 is a schematic view of an electronic device provided in an embodiment of the present application;
fig. 6 is a second schematic diagram of an electronic device according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The antenna device, the antenna control method, and the electronic device provided in the embodiments of the present application are described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of an antenna device according to an embodiment of the present application, and fig. 2 is a schematic positional relationship diagram of an antenna slot unit and a feeder unit according to the embodiment of the present application. As shown in fig. 1 and fig. 2, an embodiment of the present application provides an antenna device, which is applied to an electronic device, where the antenna device includes a feed 41, an antenna layer 3, a feed layer 1, and a dielectric layer 2, where the dielectric layer 2 is located between the antenna layer 3 and the feed layer 1, the antenna layer 3 may include a conductive plate and a plurality of antenna slot units disposed on the conductive plate, and the plurality of antenna slot units may be arranged at intervals along a first linear direction to form an array antenna; the feeder layer 2 comprises a plurality of feeder units, the feeder units on the feeder layer 2 correspond to the antenna slot units on the antenna layer 3 one by one and are arranged in a coupling mode, namely the number of the feeder units is consistent with that of the antenna slot units, the feeder units are connected with the feed source 41, and feed signals output by the feed source 41 are transmitted to the feeder units and are acted on the corresponding antenna slot units through coupling, so that the antenna signals are transmitted.
In the embodiment of the present application, the antenna slot unit includes a first slot 31 and a second slot 32 opened on the conductive plate, each of the first slot 31 and the second slot 32 is in a curved shape, optionally, the curved shape may be in an S shape, and the first slot 31 and the second slot 32 intersect at a first intersection point, a first tangent of the first slot 31 at the first intersection point and a second tangent of the second slot 32 at the first intersection point form a first non-zero angle, so that the conductive plate at the first intersection point is separated by the first slot 31 and the second slot 32 to form four vertexes, which are opposite to each other two by two, wherein the two vertexes opposite to each other two by two are connected by a first filter 33 or a first switch module, wherein the first filter 33 is switchable between a band-pass state and a band-stop state, and the first switch module is switchable between a conduction state and an interruption state, therefore, the first filter 33 is controlled to be in a band-pass or band-stop state, or the first switch module is controlled to be in a conducting state or an interrupting state, so that the connection or disconnection between two opposite vertexes can be controlled, namely whether signals can be transmitted between the two opposite vertexes or not can be controlled; specifically, in the case where the first filter 33 is in the band-pass state or in the case where the first switch module is in the conducting state, the first slit 31 and the second slit 32 are equivalently interrupted, that is, equivalently replaced by the conducting plate at the first intersection, that is, the first slit 31 is divided into two parts which are not in communication at the first intersection, and the second slit 32 is also divided into two parts which are not in communication at the first intersection; when the first filter 33 is in a band stop state or when the first switch module is in an interruption state, the first gap 31 and the second gap 32 are equivalently communicated, that is, the conductive plate does not exist at the first intersection point, that is, the first gap 31 is a full-line through gap, and the second gap 32 is also a full-line through gap; by controlling the first filter 33 to be in a band-pass or band-stop state, or controlling the first switch module to be in a conducting state or an interrupting state, the length of the equivalent antenna radiator of the antenna slot unit can be changed.
In the embodiment of the present application, two first slots 31 in any two adjacent antenna slot units are communicated at a second intersection point, for example, the first slots 31 are in an S shape disposed on the side, then a plurality of first slots 31 are in an end-to-end connection relationship in sequence, and the conductive plates in the width direction of the first slots 31 are connected by a second filter 34 or a second switch module, where the second filter 34 can be switched between a band-pass state and a band-stop state, and the second switch module 34 can be switched between a conduction state and an interruption state, that is, due to the existence of the first slots 31, the conductive plates are separated at the first slots 31, and the conductive plates in the width direction of the first slots 31 can be connected by the second filter 34 or the second switch module, that is, the conductive plates at both sides of the first slots 31 are connected, where, optionally, the second filter 34 or the second switch module is disposed at the second intersection point, the conductive plates on both sides of the second intersection point of the first slot 31 may be connected by the second filter 34 or the second switching module. Specifically, for example, when the second filter 34 or the second switch module is disposed at the second intersection, when the second filter 34 is in a band-pass state or when the second switch module is in a conducting state, two first slots of two adjacent antenna slot units are equivalently interrupted at the second intersection, that is, equivalently replaced by the conducting plate at the second intersection; under the condition that the second filter 34 is in a band stop state or the second switch module is in an interruption state, the two first slots of the two adjacent antenna slot units are equivalently communicated at the second intersection point, that is, the conductive plate does not exist at the second intersection point, and at this time, the first slots 31 of all the antenna slot units are sequentially communicated end to form a long slot. Therefore, the second filter 34 is controlled to be in a band-pass or band-stop state, or the second switch module is controlled to be in a conduction or interruption state, so that the connection or disconnection of the conductive plate at the second intersection point can be controlled, that is, whether a signal can be transmitted from one side of the first slot 31 to the other side of the first slot 31 at the second intersection point or not can be controlled, the length of an equivalent antenna radiator of the antenna slot unit can be changed, the adjustment of the working frequency band of the antenna slot unit can be realized, and the antenna slot unit can be switched to different working frequency bands.
In the embodiment of the present application, because first gap 31 and second gap 32 are the curvilinear figure, consequently can shorten the length in the y axle direction, thereby save the space that the antenna occupy, make antenna device can lay in the narrower position in screen both sides, solve the problem that the position is difficult is laid to the antenna, and, band-pass/band-stop state through controlling first filter 33 and second filter 34, or the switch-on/off state of controlling first switch module and second switch module, can make the antenna gap unit can work in millimeter wave frequency channel or 4G's low frequency channel etc. realize the receiving and dispatching of multiple frequency channel signal.
In some embodiments of the present application, the conductive plate in the antenna layer 1 is a copper plate, and the dielectric layer 2 may be a dielectric of a flexible circuit board of an electronic device, and has a dielectric constant of about 3.5, and may specifically adopt a flexible Polyimide Film (Polyimide Film).
The first intersection point and the second intersection point described in the embodiments of the present application are not strictly points, but include a position where a slit having a constant width intersects, and the position has a constant size.
As shown in fig. 1 or fig. 2, in the embodiment of the present application, the feeder unit includes a first feeder 11 and a second feeder 12, an orthographic projection of the first feeder 11 on the antenna layer 3 intersects with the first slot 31 at a third intersection point, an orthographic projection of the second feeder 12 on the antenna layer 3 intersects with the second slot 32 at a fourth intersection point, and both the first feeder 11 and the second feeder 12 are connected to the feed 41, so that good coupling between the first feeder 11 and the second feeder 12 and the corresponding antenna slot unit is achieved, and the antenna signal quality is improved.
In some embodiments of the present application, the first feeding line 11 is linear, and a third tangent of the first slot 31 at the third intersection point is perpendicular to the first feeding line 11; in other words, the orthographic projection of the first feed line 11 on the antenna layer 3 is perpendicular to the third tangent of the first slot 31 at the third intersection point, so that the optimal coupling between the first feed line 11 and the corresponding antenna slot unit is realized, and the transceiving efficiency and quality of the antenna signal are improved.
In other embodiments of the present application, the second feed line 12 includes a first segment and a second segment connected to each other, and for example, the second feed line 12 is L-shaped, the first segment and the second segment are connected to each other and perpendicular to each other, wherein an orthographic projection of the second segment on the antenna layer intersects with the second slot 32 at the fourth intersection point, and a fourth tangent of the second slot 32 at the fourth intersection point is perpendicular to the second segment of the second feed line 12, in other words, an orthographic projection of the second segment of the second feed line 12 on the antenna layer 3 is perpendicular to a fourth tangent of the second slot 32 at the fourth intersection point, so as to achieve optimal coupling between the second feed line 12 and the corresponding antenna slot unit, and improve transceiving efficiency and quality of the antenna signal.
In some embodiments of the present application, the feeding signal of the first slot 31 on one side of the first intersection is inverted with respect to the feeding signal on the other side of the first intersection. Illustratively, the first intersection divides the first slot 31 into two parts, the number of the first feed lines 11 in the feed line unit is two, one of the first feed lines 11 intersects one part of the first slot 31, the other one of the first feed lines 11 intersects the other part of the first slot 31, the feed source 41 is connected with one of the first feed lines 11 through the power divider, and the feed source 41 is further connected with the other one of the first feed lines 11 through the power divider and the inverter, so that the signals transmitted to the two first feed lines 11 are two feed signals with equal amplitude and opposite phase, thereby ensuring that the two feed signals are transmitted well.
In other embodiments of the present application, the feed signal of the second slot 32 on one side of the first intersection is inverted with respect to the feed signal on the other side of the first intersection. Illustratively, the first intersection divides the second slot 32 into two parts, the number of the second feed lines 12 in the feed line unit is two, one of the second feed lines 12 intersects one part of the second slot 32, the other one of the second feed lines 12 intersects the other part of the second slot 32, the feed source 41 is connected with one of the second feed lines 12 via a power divider, and the feed source 41 is connected with the other one of the second feed lines 12 via the power divider and an inverter, so that signals transmitted to the two second feed lines 12 are two feed signals with equal amplitude and opposite phase, thereby ensuring that the two feed signals are transmitted well.
The power divider can be a 3dB power divider to divide two paths of feed signals which are half of the power of the original signals, and the inverter is used for enabling the phases of the signals flowing through the inverter to be opposite.
Therefore, in the embodiment of the present application, the two first feed lines 11 in each feed line unit are connected with the two signals with equal amplitude and opposite phase, and the two second feed lines 12 in each feed line unit are also connected with the two signals with equal amplitude and opposite phase. As shown in fig. 1, taking the antenna slot unit framed by the dashed line frame in fig. 1 as an example, the feeding signal on one side of the first intersection of the first slot 31 is inverted from the feeding signal on the other side of the first intersection, and is respectively a feeding signal B and a feeding signal B ', and the feeding signal on one side of the first intersection of the second slot 32 is inverted from the feeding signal on the other side of the first intersection, and is respectively a feeding signal C and a feeding signal C'. Therefore, by connecting the plurality of feeder units of the feeder layer 1 with different feeder signals, the simultaneous operation of multiple antennas can be realized, an antenna array is formed, and a plurality of antenna signals are transmitted.
In some embodiments of the present application, a first tangent of the first slot 31 at the first intersection is 90 ° to a second tangent of the second slot 32 at the first intersection, so as to improve the transceiving efficiency and quality of the antenna signal.
In some embodiments of the present application, a first tangent of the first slit 31 at the first intersection and a second tangent of the second slit 32 at the first intersection are not perpendicular to the edge of the conductive plate. Illustratively, a second tangent of the second slot 32 at the first intersection point may be at an angle of 45 degrees with respect to the short/long side of the antenna layer 3, wherein the antenna layer 3 is rectangular, i.e. the conductive plate is rectangular. Through the arrangement mode, the receiving and transmitting efficiency and quality of antenna signals can be improved, and more antenna slot units can be arranged on the conductive plate.
In other embodiments of the present application, since the first filters 33 are disposed between two opposite vertices, the number of the first filters 33 in one antenna slot unit may be two, and of course, the two first filters 33 may also be integrated into one filter. Optionally, the first filter 33 is composed of elements such as a capacitor and an inductor, and the second filter is composed of elements such as a capacitor, and both of them should be capable of operating in a band-pass state and a band-stop state; alternatively, the first switch module and the second switch module may be general switches (i.e., the switches are controlled to be turned on and off by the controller), wherein the band-pass state corresponds to a conducting state, and the band-stop state corresponds to an interrupting state.
Please refer to fig. 3, which is a first equivalent model of an antenna apparatus according to an embodiment of the present application. As shown in fig. 3, taking the first filter 33 and the second filter 34 as an example, when the first filter 33 and the second filter 34 operate in a band-pass state (equivalent to the intersection of the first slot 31 and the second slot, and the intersection of the adjacent first slot 31 being replaced by a conductive plate), the current perpendicular to the first slot 31 and the second slot 32 can pass through, the first slot 31 and the second slot 32 are divided into a plurality of short slots to form a plurality of equivalent currents a-f, the flow directions of the current a, the current b, the current c, the current d, the current e and the current f are shown in fig. 3, and the feeder unit receiving the feed signal can excite the corresponding equivalent currents and radiate the antenna signal to the outside, where the operating frequency band of the antenna may be a millimeter wave band. It should be noted that, because a form of a tightly coupled array is adopted, ultra-bandwidth radiation in a millimeter wave band is facilitated.
Please refer to fig. 4, which is a second equivalent model of the antenna apparatus according to the embodiment of the present application. As shown in fig. 4, taking the first filter 33 and the second filter 34 as an example, when the first filter 33 and the second filter 34 operate in a band-stop state (equivalent to the conductive plates at the intersection of the first slot 31 and the second slot, and at the intersection of the adjacent first slots 31 are all disconnected), the first slots 31 of all the antenna slot units are sequentially connected end to form a long slot, the feeder unit receiving the feeding signal can excite an equivalent current G along the long slot, at this time, the second slot 32 does not feed power, the flow direction of the current G is shown in fig. 4, the positions of the received two-way feeding signal excitation current G are located at both sides of the long slot and are symmetric with respect to the center of the long slot, and the specific positions thereof can be determined according to the length of the formed long slot, the balanced feeding manner can effectively widen the operating bandwidth of the antenna, and the equivalent electrical length thereof is sub6G (N41, b), N78, N79) or 4G, etc., where the operating frequency band of the antenna may be sub6G (N41, N78, N79) or the frequency band of the 4G, etc.
Therefore, the first filter 33 is controlled to be in a band-pass or band-stop state, the second filter 34 is controlled to be in a band-pass or band-stop state, or the first switch module is controlled to be in a conducting or interrupting state, and the second switch module is controlled to be in a conducting or interrupting state, so that the conducting plate can be controlled to be connected or disconnected at the first intersection point and the second intersection point, the working frequency range of the antenna slot unit is adjusted, the antenna slot unit can be switched to different working frequency ranges, namely can work in low-frequency bands such as a millimeter wave band or sub6G and 4G, and the signals of multiple frequency ranges are received and transmitted.
In this application embodiment, through adopting curvilinear figure slot antenna, can reduce the width of antenna, do benefit to the antenna and install in the narrower screen both sides of width to through intercommunication and the disconnection between the control a plurality of curvilinear figure slots, can realize that the antenna switches between multiple working frequency channel, saved the space that the antenna occupy.
An embodiment of another aspect of the present application further provides an electronic device, where the electronic device includes the antenna apparatus as described in the above embodiment. Because the antenna device in above-mentioned embodiment is through adopting curvilinear figure slot antenna, can reduce the width of antenna, do benefit to the antenna and install in the narrower screen both sides of width to through intercommunication and the disconnection between the control a plurality of curvilinear figure slots, can realize that the antenna switches between multiple working frequency channel, saved the space that the antenna occupy, electronic equipment in this application embodiment also corresponds and has above-mentioned beneficial effect, for avoiding repetition, no longer gives unnecessary details here.
Referring to fig. 5 and fig. 6, fig. 5 is a schematic view of an electronic device according to an embodiment of the present application, and fig. 6 is a schematic view of an electronic device according to an embodiment of the present application. As shown in fig. 5 and 6, in some embodiments of the present application, the electronic device may further include a display module 51 and a screen glass 52, wherein the antenna device 53 is disposed between the display module 51 and the screen glass 52, specifically, when the screen glass 52 is a flat glass, the antenna device 53 may be disposed on two sides of the screen glass 52, and when the screen glass 52 is a curved glass, the antenna device 53 may be disposed on a side of a curved edge of the screen glass 52 and located in a side area of the display module 51.
Because the antenna slot unit in the embodiment of the present application adopts the curved slot structure, the width of the millimeter wave array antenna can be reduced, and the antenna slot unit is favorable for being installed on two sides of the screen glass 52 with a narrow width.
The electronic device in the embodiment of the present application may be a mobile electronic device, and may also be a non-mobile electronic device. By way of example, the mobile electronic device may be a mobile phone, a tablet computer, a notebook computer, a palm top computer, a vehicle-mounted electronic device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook or a Personal Digital Assistant (PDA), and the like, and the non-mobile electronic device may be a server, a Personal Computer (PC), a Television (TV), a teller machine, a self-service machine, and the like, and the embodiments of the present application are not limited in particular.
An embodiment of another aspect of the present application further provides an antenna control method, which is applied to the electronic device described in the foregoing embodiment, and the method includes:
controlling the first filter and the second filter to be in a band-pass state, or controlling the first switch module and the second switch module to be in a conducting state, so as to control the antenna slot unit to work in a first frequency band;
and controlling the first filter and the second filter to be in a band elimination state, or controlling the first switch module and the second switch module to be in an interruption state, so as to control the antenna slot unit to work in a second frequency band.
The first frequency band is a millimeter wave band, and the second frequency band is a sub6G (N41, N78, N79) or 4G signal band. The specific principle of the antenna control method in the embodiment of the present application is as described in the above embodiment of the antenna device, and is not described herein again to avoid repetition.
In the embodiment of the application, the first filter and the second filter are controlled to be in a band-pass state or a band-stop state, or the first switch module and the second switch module are controlled to be in a conducting state or an interruption state, so that the connection and disconnection among the plurality of curve-shaped gaps can be controlled, and the antenna can be switched among a plurality of working frequency bands.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present application.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (11)
1. An antenna device is characterized by comprising a feed source, an antenna layer, a feed line layer and a medium layer positioned between the antenna layer and the feed line layer;
the antenna layer comprises a plurality of antenna slot units which are arranged on the conductive plate at intervals along a first straight line direction, the feeder layer comprises a plurality of feeder units, the antenna slot units and the feeder units are in one-to-one correspondence and are arranged in a coupling mode, and the feeder units are connected with the feed source;
the antenna slot unit is including seting up first gap and second gap on the current-conducting plate, first gap with the second gap all is the curvilinear figure, first gap with the second gap intersects in first nodical, the current-conducting plate of first nodical department is formed with four summits, four summits two liang are relative, connect through first wave filter or first switch module between two liang of relative summits, first wave filter can switch between passing state and band stop state, first switch module can switch between conducting state and interrupt state.
2. The antenna device according to claim 1, wherein two first slots of two adjacent antenna slot units communicate at a second intersection point, conductive plate edges in the width direction of the first slots are connected by a second filter switchable between a band-pass state and a band-stop state or by a second switch module switchable between a conducting state and an interrupting state.
3. The antenna device according to claim 1, wherein the feeder unit includes a first feeder and a second feeder, an orthographic projection of the first feeder on the antenna layer intersects the first slot at a third intersection point, an orthographic projection of the second feeder on the antenna layer intersects the second slot at a fourth intersection point, and the first feeder and the second feeder are both connected to the feeder.
4. The antenna device according to claim 3, wherein the first feed line is linear, and a third tangent of the first slot at the third intersection point is perpendicular to an orthographic projection of the first feed line on the antenna layer.
5. The antenna device according to claim 3, wherein the second feed line comprises a first segment and a second segment connected to each other, an orthographic projection of the second segment on the antenna layer intersects the second slot at the fourth intersection point, and a fourth tangent of the second slot at the fourth intersection point is perpendicular to an orthographic projection of the second segment of the second feed line on the antenna layer.
6. The antenna device according to claim 3, wherein a feed signal of the first slot on one side of the first intersection point is inverted with respect to a feed signal on the other side of the first intersection point.
7. The antenna device according to claim 3, wherein a feed signal of the second slot on one side of the first intersection point is inverted with respect to a feed signal on the other side of the first intersection point.
8. The antenna device according to claim 1, characterized in that a first tangent of the first slot at the first intersection point is 90 ° to a second tangent of the second slot at the first intersection point.
9. The antenna device of claim 1, wherein a first tangent of the first slot at the first intersection and a second tangent of the second slot at the first intersection are both non-perpendicular to the edge of the conductive plate.
10. An electronic device, characterized in that it comprises an antenna arrangement according to any of claims 1-9.
11. The electronic device according to claim 10, further comprising a display module and a screen glass, wherein the antenna device is disposed between the display module and the screen glass and located in a side area of the display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110194478.2A CN112993580B (en) | 2021-02-20 | 2021-02-20 | Antenna device and electronic apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110194478.2A CN112993580B (en) | 2021-02-20 | 2021-02-20 | Antenna device and electronic apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112993580A true CN112993580A (en) | 2021-06-18 |
| CN112993580B CN112993580B (en) | 2023-04-07 |
Family
ID=76394109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110194478.2A Active CN112993580B (en) | 2021-02-20 | 2021-02-20 | Antenna device and electronic apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112993580B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094353A (en) * | 2021-11-23 | 2022-02-25 | 中国人民解放军国防科技大学 | Ultra-wideband tightly-coupled array antenna |
| WO2023123297A1 (en) * | 2021-12-31 | 2023-07-06 | 京东方科技集团股份有限公司 | Transparent antenna and communication device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2254191A (en) * | 1985-01-17 | 1992-09-30 | British Aerospace | Integrated antenna/mixer for the microwave and millimetric wavebands |
| CN103730708A (en) * | 2013-12-23 | 2014-04-16 | 西安理工大学 | Micro-strip gap double-frequency adjustable filter |
| CN106887722A (en) * | 2017-03-30 | 2017-06-23 | 北京邮电大学 | A kind of millimeter wave dual polarization slot antenna array |
| US20180102593A1 (en) * | 2016-10-12 | 2018-04-12 | University Of Central Florida Research Foundation, Inc. | Reconfigurable antenna array and associated method of use |
| CN109473769A (en) * | 2018-10-19 | 2019-03-15 | 湖北航天技术研究院总体设计所 | A kind of restructural conformal antenna of missile-borne Miniaturized multiband |
| CN109638411A (en) * | 2018-12-27 | 2019-04-16 | 电子科技大学 | A kind of restructural intelligence WIFI antenna of dual-band and dual-polarization |
| CN110718770A (en) * | 2019-09-29 | 2020-01-21 | 山西大学 | Full-polarization reconfigurable MIMO antenna |
| CN111755805A (en) * | 2019-03-28 | 2020-10-09 | Oppo广东移动通信有限公司 | Antenna module and electronic equipment |
| CN112164866A (en) * | 2020-09-03 | 2021-01-01 | 南京航空航天大学 | High-isolation reconfigurable slot antenna based on S-PIN solid-state plasma and frequency reconfiguration method thereof |
-
2021
- 2021-02-20 CN CN202110194478.2A patent/CN112993580B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2254191A (en) * | 1985-01-17 | 1992-09-30 | British Aerospace | Integrated antenna/mixer for the microwave and millimetric wavebands |
| CN103730708A (en) * | 2013-12-23 | 2014-04-16 | 西安理工大学 | Micro-strip gap double-frequency adjustable filter |
| US20180102593A1 (en) * | 2016-10-12 | 2018-04-12 | University Of Central Florida Research Foundation, Inc. | Reconfigurable antenna array and associated method of use |
| CN106887722A (en) * | 2017-03-30 | 2017-06-23 | 北京邮电大学 | A kind of millimeter wave dual polarization slot antenna array |
| CN109473769A (en) * | 2018-10-19 | 2019-03-15 | 湖北航天技术研究院总体设计所 | A kind of restructural conformal antenna of missile-borne Miniaturized multiband |
| CN109638411A (en) * | 2018-12-27 | 2019-04-16 | 电子科技大学 | A kind of restructural intelligence WIFI antenna of dual-band and dual-polarization |
| CN111755805A (en) * | 2019-03-28 | 2020-10-09 | Oppo广东移动通信有限公司 | Antenna module and electronic equipment |
| CN110718770A (en) * | 2019-09-29 | 2020-01-21 | 山西大学 | Full-polarization reconfigurable MIMO antenna |
| CN112164866A (en) * | 2020-09-03 | 2021-01-01 | 南京航空航天大学 | High-isolation reconfigurable slot antenna based on S-PIN solid-state plasma and frequency reconfiguration method thereof |
Non-Patent Citations (3)
| Title |
|---|
| CHAE-HYUN JUNG 等: ""Analysis of an H-shape cross slotted aperture-coupled microstrip patch antenna"", 《2009 ASIA PACIFIC MICROWAVE CONFERENCE》 * |
| 刘觉夫;陈娇;李康康;刘媛媛;朱路;: "宽频十字缝隙分形纳米天线及其异常透射特性" * |
| 林炫龙;姜兴;李思敏;: "一种十字形缝隙耦合的Ku波段宽频带双极化微带天线" * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094353A (en) * | 2021-11-23 | 2022-02-25 | 中国人民解放军国防科技大学 | Ultra-wideband tightly-coupled array antenna |
| CN114094353B (en) * | 2021-11-23 | 2024-05-14 | 中国人民解放军国防科技大学 | Ultra-wideband tightly coupled array antenna |
| WO2023123297A1 (en) * | 2021-12-31 | 2023-07-06 | 京东方科技集团股份有限公司 | Transparent antenna and communication device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112993580B (en) | 2023-04-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6374971B2 (en) | Antenna unit and terminal | |
| CN109728431B (en) | Four-unit microstrip array antenna with improved bandwidth | |
| JP6737486B2 (en) | Antenna module, MIMO antenna, and terminal | |
| CN111987432B (en) | Antenna structure and electronic equipment | |
| CN112993580B (en) | Antenna device and electronic apparatus | |
| US11923626B2 (en) | Antenna apparatus and mobile terminal | |
| US20040090372A1 (en) | Wireless communication device having multiband antenna | |
| CN112821073B (en) | Antenna and network equipment | |
| CN110061349A (en) | A kind of broadband 5G MIMO antenna for mobile phone based on orthogonal modes pair | |
| CN112864570B (en) | Antenna structure and foldable electronic device | |
| CN110350312A (en) | A kind of 5G mobile terminal mimo antenna based on circuit decoupling | |
| CN103199322B (en) | Phase shifter and antenna | |
| US11431085B2 (en) | Antenna structure and wireless communication device using same | |
| CN108028460A (en) | Radiation appliance | |
| CN104681896A (en) | Integrated multipath dielectric phase shifter | |
| CN112385083A (en) | Sum and difference mode antenna and communication product | |
| CN204614906U (en) | A kind of multipath integrated dielectric phase shifter | |
| CN111092292A (en) | Antenna structure and wireless communication device with same | |
| CN101485039B (en) | Continuously tunable delay line | |
| TWI831867B (en) | Antenna structure and wireless communication device with same | |
| CN109818134A (en) | A kind of terminal with metal edge frame antenna | |
| CN107785650A (en) | Antenna structure | |
| CN110165425A (en) | High-frequency antenna device and antenna array thereof | |
| CN113178696B (en) | Antenna and antenna equipment | |
| CN113451743A (en) | Antenna structure and equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |