CN111384585B - Electronic device and control method of electronic device - Google Patents
Electronic device and control method of electronic device Download PDFInfo
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- CN111384585B CN111384585B CN201811654358.0A CN201811654358A CN111384585B CN 111384585 B CN111384585 B CN 111384585B CN 201811654358 A CN201811654358 A CN 201811654358A CN 111384585 B CN111384585 B CN 111384585B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
- G06F1/1698—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675 the I/O peripheral being a sending/receiving arrangement to establish a cordless communication link, e.g. radio or infrared link, integrated cellular phone
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
- H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
- H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mathematical Physics (AREA)
- Support Of Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The application provides an electronic device and a control method of the electronic device, the electronic device comprises a body, an antenna assembly and a first switch assembly, the body comprises a first part, a second part and a third part, the second part can be folded relative to the first part, the third part is connected with the first part and the second part, the antenna assembly comprises a first antenna radiator and a second antenna radiator, the first antenna radiator is fixed on one side, far away from the third part, of the first part, the second antenna radiator is fixed on one side, far away from the third part, of the second part, and the first switch assembly is connected with the first antenna radiator and grounded. The first antenna radiator is grounded through the first switch assembly to change the electric field distribution of the first antenna radiator, so that the first antenna radiator and the second antenna radiator form an asymmetric radiation structure, and the first antenna radiator and the second antenna radiator are prevented from interfering with each other when the electronic device is in a folded state.
Description
Technical Field
The present disclosure relates to the field of electronic devices, and in particular, to an electronic device and a control method of the electronic device.
Background
Generally, a foldable mobile phone includes two foldable parts, and in a folded state of the two parts, a radiation signal of a radiator of one part is easily interfered by the other part, resulting in a reduction in antenna performance.
Disclosure of Invention
An embodiment of the present application provides an electronic device, the electronic device includes a body, an antenna assembly and a first switch assembly, the body includes a first portion and a second portion that is foldable relative to the first portion, and connects the first portion with a third portion of the second portion, the antenna assembly includes a first antenna radiator and a second antenna radiator, the first antenna radiator is fixed in the first portion is kept away from the third portion side, the second antenna radiator is fixed in the second portion is kept away from the third portion side, the first switch assembly is connected to the first antenna radiator and grounded.
An embodiment of the present application further provides a control method of an electronic device, which is applied to an electronic device including a body, an antenna assembly, a first switch assembly, and a sensor, the body including a first portion and a second portion foldable with respect to the first portion, and a third portion connecting the first portion and the second portion, the antenna assembly including a first antenna radiator and a second antenna radiator, the first antenna radiator being fixed to the first portion, the second antenna radiator being fixed to the second portion, the first switch assembly being connected to the first antenna radiator and grounded, the sensor being fixed to the body,
the control method of the electronic device comprises the following steps:
detecting, by the sensor, whether an included angle between the first portion and the second portion satisfies a preset angle threshold,
if the first antenna radiator is detected to be in the grounding state, the first switch component is controlled to enter the closing state, and therefore the first antenna radiator is grounded through the first switch component.
The embodiment of the application provides an electronic device and a control method of the electronic device, the first antenna radiator is fixed on the first portion to be far away from one side of the third portion, the second antenna radiator is fixed on the second portion to be far away from one side of the third portion, the third portion is the rotating shaft portion of the electronic device, so that the rotating shaft portion of the electronic device is far away from both the first antenna radiator and the second antenna radiator, when the first portion is folded relative to the second portion, and a small angle included angle exists between the first portion and the second portion, the first antenna radiator and the second antenna radiator still have a large distance, interference reduction is facilitated, and the first switch assembly is controlled to enter a closed state, so that the part between the two ends of the first antenna radiator is grounded to change the electric field distribution of the first antenna radiator, the first antenna radiator and the second antenna radiator form an asymmetric radiation structure, interference is further reduced, and antenna performance is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a first schematic structural diagram of an electronic device according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram ii of an electronic device according to an embodiment of the present application;
fig. 3 is a schematic structural diagram three of an electronic device provided in an embodiment of the present application;
fig. 4 is a schematic structural diagram of an electronic device provided in the embodiment of the present application;
fig. 5 is a schematic structural diagram five of an electronic device provided in an embodiment of the present application;
fig. 6 is a schematic structural diagram six of an electronic device provided in an embodiment of the present application;
fig. 7 is a schematic structural diagram seventh of an electronic device provided in the embodiment of the present application;
fig. 8 is a schematic structural diagram eight of an electronic device provided in the embodiment of the present application;
fig. 9 is a schematic structural diagram nine of an electronic device provided in an embodiment of the present application;
fig. 10 is a schematic structural diagram ten of an electronic device provided in an embodiment of the present application;
fig. 11 is an eleventh schematic structural diagram of an electronic device provided in an embodiment of the present application;
fig. 12 is a flowchart illustrating a control method of an electronic device according to an embodiment of the present application.
Detailed Description
Referring to fig. 1, an electronic device 100 is provided according to an embodiment of the present disclosure. The electronic device 100 includes a body 10, an antenna assembly 20, and a first switching assembly 30. The body 10 comprises a first portion 11 and a second portion 12 foldable with respect to the first portion 11, and a third portion 13 connecting the first portion 11 and the second portion 12. The antenna assembly 20 includes a first antenna radiator 21 and a second antenna radiator 22, the first antenna radiator 21 is fixed to the first portion 11 on the side away from the third portion 13, and the second antenna radiator 22 is fixed to the second portion 12 on the side away from the third portion 13. The first switch assembly 30 is connected to the first antenna radiator 21 and grounded.
Through first antenna radiator 21 is fixed in first portion 11 is kept away from third portion 13 one side, second antenna radiator 22 is fixed in second portion 12 is kept away from third portion 13 one side, third portion 13 is promptly the pivot portion of electronic device 100 to first antenna radiator 21 and second antenna radiator 22 all keep away from the pivot portion of electronic device 100, when first portion 11 is folding relative to second portion 12, first portion 11 with when having the small-angle contained angle between second portion 12, first antenna radiator 21 still has great interval with second antenna radiator 22, is favorable to reducing the interference, and through control first switch assembly 30 gets into the closed state, makes the part ground connection between the both ends of first antenna radiator 21, with the electric field distribution that changes first antenna radiator 21, the first antenna radiator 21 and the second antenna radiator 22 form an asymmetric radiation structure, so that interference is further reduced, and antenna performance is improved.
Referring to fig. 1, in the present embodiment, the third portion 13 has two end portions 131 disposed oppositely. The length direction of the third portion 13 is the opposite direction of the two ends 131. The first part 11 is pivotally connected to both ends 131 of the third part 13 and the second part 12 is pivotally connected to both ends 131 of the third part 13.
Referring to fig. 2, the electronic device 100 further includes a flexible display 40. The flexible display 40 includes a first display portion 41 and a second display portion 42 opposite to the first display portion 41, and a flexible display portion 43 connecting the first display portion 41 and the second display portion 42. The first display portion 41 is fixedly connected to the first portion 11, and the second display portion 42 is fixedly connected to the second portion 12. The first portion 11 can be flipped over relative to the second portion 12 via the third portion 13 to bend the flexible display portion 43 of the flexible display 40. The first portion 11 and the second portion 12 can respectively drive the first display portion 41 and the second display portion 42 to move close to or away from each other, so that the flexible display screen 40 can be folded or unfolded. It is understood that the electronic device 100 may be a smart phone, a tablet computer, a notebook or a wearable smart device, etc.
Referring to fig. 3, the first portion 11 is a housing for carrying the first display portion 41. The first portion 11 and the first display portion 41 are each rectangular. A first receiving cavity 111 is formed between the first portion 11 and the first display portion 41. The first accommodating cavity 111 may be used for arranging functional devices such as a circuit board, a camera, a speaker, and the like. The first portion 11 has a first connecting edge 112 adjacent to the third portion 13 and a first free edge 113 disposed opposite the first connecting edge 112. The first connecting edge 112 connects the third portions 13. The first free edge 113 is located on the side of the first portion 11 remote from the third portion 13. The first receiving cavity 111 is located at the first connecting edge 112 and the first free edge 113. The electronic device 100 further includes a first circuit board 50 and a first power supply 51 disposed on the first circuit board 50. The first circuit board 50 and the first power supply 51 are fixed in the first accommodating cavity 111. The first power feed source 51 is electrically connected to the first antenna radiator 21, so that the first power feed source 51 feeds an excitation signal to the first antenna radiator 21, and the first antenna radiator 21 transmits and receives a wireless communication signal in a direction away from the flexible display screen 40.
The second portion 12 is a housing carrying the second display portion 42. The second portion 12 and the second display portion 42 are each rectangular. A second receiving cavity 121 is formed between the second portion 12 and the second display portion 42. The second accommodating cavity 121 may be used for arranging functional devices such as a circuit board, a camera, a speaker, and the like. The second portion 12 has a second connecting edge 122 adjacent to the third portion 13 and a second free edge 123 opposite the second connecting edge 122. The second connecting edge 122 connects the third portions 13. The second connecting edge 122 is parallel to the first connecting edge 112. The second free edge 123 is located on the side of the second portion 12 remote from the third portion 13. The second receiving cavity 121 is located between the second connecting edge 122 and the second free edge 123. The electronic device 100 further includes a second circuit board 60 and a second power supply 61 disposed on the second circuit board 60. The second circuit board 60 and the second power supply 61 are fixed in the second receiving cavity 121. The second power supply 61 is electrically connected to the second antenna radiator 22, so that the second power supply 61 feeds an excitation signal to the second antenna radiator 22, and the second antenna radiator 22 receives and transmits a wireless communication signal in a direction away from the flexible display screen 40.
Referring to fig. 4, in the present embodiment, the first antenna radiator 21 is adjacent to the first free edge 113. The first portion 11 further comprises two first side edges 114 arranged oppositely. The two first side edges 114 connect the first connecting edge 112 and the first free edge 113, respectively. The first antenna radiators 21 are spaced apart from the two first side edges 114, so that the first antenna radiators 21 are arranged in the middle of the first portion 11, and when a human hand holds the two first side edges 114 of the first portion 11, the human hand can be prevented from blocking the first antenna radiators 21 to affect the antenna signals.
Referring to fig. 1, the second antenna radiator 22 is adjacent to the second free edge 123. The second portion 12 further includes two oppositely disposed second side edges 124. The two second side edges 124 connect the first connecting edge 112 and the first free edge 113, respectively. The second antenna radiator 22 is spaced apart from the two second side edges 124, so that the second antenna radiator 22 is disposed at the middle position of the second portion 12, and when a human hand holds the two second side edges 124 of the second portion 12, the human hand can be prevented from blocking the second antenna radiator 22 to affect the antenna signal.
Referring to fig. 4, the length direction of the first antenna radiator 21 is parallel to the first free edge 113. One end of the first antenna radiator 21 is electrically connected to the first power supply 51. The first antenna radiator 21 is provided with a connection point 213. The connection point 213 is located between the two ends of the first antenna radiator 21. The first switch assembly 30 is connected to a connection point 213 of the first antenna radiator 21. The first switch assembly 30 is electrically connected to a main board of the electronic device 100, and the on-off state of the first switch assembly 30 can be controlled by the main board. In the state where the first portion 11 is unfolded with respect to the second portion 12, the first antenna radiator 21 and the second antenna radiator 22 do not interfere with each other because the first antenna radiator 21 is distant from the second antenna radiator 22. In a state where the first portion 11 is folded with respect to the second portion 12, the first antenna radiator 21 is grounded through the first switch element 30, so as to prevent the first antenna radiator 21 and the second antenna radiator 22 from forming a symmetrical radiation structure. The first antenna radiator 21 has a plurality of connection points 213 arranged side by side between both ends. The plurality of connection points 213 are arranged along the longitudinal direction of the first antenna radiator 21. The first switch assembly 30 is connected to a plurality of the connection points 213. The first switch assembly 30 may be a single pole, multiple throw switch. The first switch assembly 30 can select one of the connection points 213 to be grounded, so as to adjust the effective length of the first antenna radiator 21, and thus adjust the operating frequency band of the first antenna radiator 21. In other embodiments, the connection point 213 may also be located at the end 131 of the first antenna radiator 21.
Referring to fig. 5, further, the first antenna radiator 21 includes a first main radiating portion 211 and a first auxiliary radiating portion 212 isolated from the first main radiating portion 211, the first main radiating portion 211 and the first auxiliary radiating portion 212 are both fixed to the first portion 11, the antenna assembly 20 further includes a first switch circuit 23, the first switch circuit 23 is connected to the first feeding source 51, the first main radiating portion 211 and the first auxiliary radiating portion 212, and the first switch element 30 is connected to the first main radiating portion 211 or/and the first auxiliary radiating portion 212.
Referring to fig. 6, in the present embodiment, the first switch circuit 23 includes a first switch device 231, and the first switch device 231 is connected to the first feeding source 51, the first main radiating portion 211 and the first auxiliary radiating portion 212. The first switching device 231 has a fixed terminal 232, a first selection terminal 233, and a second selection terminal 234. The fixed end 232 is connected to the first power supply 51. The first selection terminal 233 is connected to the first main radiating portion 211, and the second selection terminal 234 is connected to the first sub radiating portion 212. The first switch device 231 is a single-pole multi-throw switch, and the first selection terminal 233 or the second selection terminal 234 can be selected to be conducted with the fixed terminal 232 by controlling the first switch device 231, so that the first main radiation part 211 or the first auxiliary radiation part 212 can be selected to be conducted with the first power supply 51 through the first switch circuit 23. In a state where the first portion 11 is folded with respect to the second portion 12, if the first main radiation portion 211 overlaps the second antenna radiator 22, the first main radiation portion 211 and the second antenna radiator 22 are close to each other and easily interfere with each other, and the first sub radiation portion 212 is staggered from the second antenna radiator 22, the interference between the first sub radiation portion 212 and the second antenna radiator 22 is small, and the first sub radiation portion 212 may be selected to be conducted with the first power supply 51 through the first switch circuit 23, so that the first antenna radiator 21 and the second antenna radiator 22 form an asymmetric radiation structure, and the first antenna radiator 21 may utilize the first sub radiation portion 212 to receive and transmit wireless communication signals, thereby improving antenna performance.
Referring to fig. 7, the first main radiating portion 211 has a first end 214 and a second end 215 disposed opposite to the first end 214. The relative orientation of the first end 214 and the second end 215 is parallel to the first free edge 113. The first sub radiation portion 212 has a third end 216 and a fourth end 217 provided opposite to the third end 216. The opposite direction of the third end 216 and the fourth end 217 is parallel to the first free edge 113.
Referring to fig. 7, in the first embodiment, the first main radiating portion 211 and the first sub radiating portion 212 are arranged along a direction parallel to the first free edge 113. The first main radiating portion 211 and the first sub radiating portion 212 are both adjacent to the first free edge 113. The first end 214 is adjacent to the first secondary radiating portion 212 opposite the second end 215. The third end 216 is adjacent to the first main radiating portion 211 opposite to the fourth end 217. The first end 214 is adjacent to the third end 216. The first switching device 231 is connected to the first terminal 214 and the third terminal 216. The first selection terminal 233 is connected to the first terminal 214, and the second selection terminal 234 is connected to the third terminal 216. In a state where the first portion 11 is unfolded with respect to the second portion 12, the first switch device 231 is controlled to select the first selection terminal 233 to be conducted with the fixed terminal 232, so that the first main radiating portion 211 is conducted with the first feeding source 51 through the first switch device 231, the second terminal 215 is an end of the first main radiating portion 211, and the first main radiating portion 211 radiates energy to the outside through the second terminal 215; the first portion 11 is folded with respect to the second portion 12, in order to avoid mutual interference caused by overlapping of the first main radiation portion 211 and the second antenna radiator 22, the first switch device 231 is controlled to select the second selection end 234 to be conducted with the fixed end 232, so that the first auxiliary radiation portion 212 is conducted with the first power supply 51 through the first switch device 231, the fourth end 217 is the end of the first auxiliary radiation portion 212, and the direction of the fourth end 217 is opposite to that of the second end 215, and the first auxiliary radiation portion 212 is radiated with energy outward through the fourth end 217, so as to change the radiation structure and the radiation direction of the first antenna radiator 21, thereby facilitating to avoid mutual interference caused by the first antenna radiator 21 and the second antenna radiator 22 forming a symmetrical radiation structure. In other embodiments, the first switch circuit 23 connects the second terminal 215 and the fourth terminal 217.
Referring to fig. 8, in the second embodiment, the first main radiating portion 211 and the first sub radiating portion 212 are arranged along a direction perpendicular to the first free edge 113. The first main radiating portion 211 is adjacent to the first free edge 113 with respect to the first sub radiating portion 212. The first end 214 is adjacent the fourth end 217 and the second end 215 is adjacent the third end 216. The first end 214 and the fourth end 217 face the same first side edge 114, and the second end 215 and the third end 216 face the other first side edge 114. The first switching device 231 is connected to the first terminal 214 and the third terminal 216. The first selection terminal 233 is connected to the first terminal 214, and the second selection terminal 234 is connected to the third terminal 216. Therefore, the first switch circuit 23 can select the first selection terminal 233 or the second selection terminal 234 to be conducted with the fixed terminal 232, and further select the first main radiation part 211 or the first auxiliary radiation part 212 to be conducted with the first power supply 51, so that the radiation structure and the radiation direction of the first antenna radiator 21 can be changed. The first main radiating portion 211 and the first sub radiating portion 212 are arranged along a direction perpendicular to the first free edge 113, so that the size of the first antenna radiator 21 in the length direction of the first portion 11 (i.e. the direction parallel to the first free edge 113) is reduced, and the distances between the first antenna radiator 21 and the two first side edges 114 are increased, which is beneficial to avoiding the first antenna radiator 21 being blocked by a human hand holding the two first side edges 114 of the first portion 11.
Referring to fig. 7 and 8, the first switch assembly 30 is connected to the first main radiating portion 211 or/and the first auxiliary radiating portion 212. In the present embodiment, the first switch assembly 30 connects the first main radiation part 211 and the first sub radiation part 212. The first antenna radiator 21 is provided with a plurality of the connection points 213. The plurality of connection points 213 includes a first connection point 218 and a second connection point 219. The first connection point 218 is disposed between both ends of the first main radiation portion 211, i.e., between the first end 214 and the second end 215. The second connection point 219 is disposed between both ends of the first sub radiation portion 212, that is, between the third end 216 and the fourth end 217. The first switch assembly 30 is connected to the first connection point 218 and the second connection point 219, respectively. The first switch assembly 30 can select at least one of the first connection point 218 and the second connection point 219 to be grounded, so as to change the effective length of the first main radiating part 211 or the first auxiliary radiating part 212, thereby achieving the adjustable operating frequency of the first main radiating part 211 or the first auxiliary radiating part 212. In other embodiments, the first switch assembly 30 may be connected to the first main radiating portion 211 or the first sub-radiating portion 212.
Referring to fig. 7 and 8, further, the first main radiating portion 211 is provided with a plurality of the first connection points 218 arranged side by side, or/and the first auxiliary radiating portion 212 is provided with a plurality of the second connection points 219 arranged side by side. In the present embodiment, the first main radiation portion 211 includes a plurality of the first connection points 218 arranged side by side. A plurality of the first connection points 218 are disposed between the first end 214 and the second end 215. The plurality of first connection points 218 are arranged side by side along the extending direction of the first main radiating portion 211. The first sub radiation portion 212 is provided with a plurality of second connection points 219 arranged side by side. A plurality of the second connection points 219 are disposed between the third end 216 and the fourth end 217. The plurality of second connection points 219 are arranged side by side along the extending direction of the first sub radiation section 212. The first switch element 30 can select one of the first connection points 218 and the second connection points 219 to be grounded, so as to adjust the effective lengths of the first main radiating portion 211 and the first auxiliary radiating portion 212, and further adjust the operating frequency band of the first main radiating portion 211 or the first auxiliary radiating portion 212.
Referring to fig. 9 and 10, the antenna assembly 20 further includes a second switching circuit 24, and the second switching circuit 24 connects the first main radiating portion 211 and the first auxiliary radiating portion 212, so that the first main radiating portion 211 is connected to or disconnected from the first auxiliary radiating portion 212 through the second switching circuit 24.
In this embodiment, the first switch circuit 23 is connected to the first terminal 214 and the third terminal 216, the second switch circuit 24 is connected to the second terminal 215 and the fourth terminal 217, and the second terminal 215 is connected to or disconnected from the fourth terminal 217 via the second switch circuit 24. The second switching circuit 24 includes a second switching device 241 connected to the second terminal 215 and the fourth terminal 217. In a state where the first main radiating portion 211 is disconnected from the second switch circuit 24, the first feeding source 51 may be connected to the first main radiating portion 211 or the first auxiliary radiating portion 212 through the first switch circuit 23, that is, the first main radiating portion 211 or the first auxiliary radiating portion 212 may be a radiating body of the first antenna radiator 21, and one of the first main radiating portion 211 and the first auxiliary radiating portion 212 having a small interference degree may be adaptively selected to enter an operating state and the other may enter a non-operating state according to the interference degree received by the first main radiating portion 211 and the first auxiliary radiating portion 212. First main radiation portion 211 warp second switch circuit 24 with the state that first auxiliary radiation portion 212 conducted mutually, first main radiation portion 211 with first auxiliary radiation portion 212 constitutes new antenna radiator, and above-mentioned new antenna radiator has bigger radiation size, makes first antenna radiator 21 with second antenna radiator 22 forms asymmetric radiation structure, is favorable to avoiding first part 11 is relative under the second part 12 folded state first antenna radiator 21 with second antenna radiator 22 mutual interference. On the other hand, both the first connection point 218 and the second connection point 219 can be used to adjust the effective length of the new antenna radiator, and the first switch assembly 30 selects one of the first connection points 218 or one of the second connection points 219 to be grounded, so that the effective length of the first antenna radiator 21 can be adjusted in a wider range, and the first antenna radiator 21 can support more frequency bands. Therefore, the first antenna radiator 21 can flexibly adjust the radiation structure of the first antenna radiator 21 according to needs, and adapt to different use environments.
Referring to fig. 11, the electronic device 100 further includes a second switch element 70, and the second switch element 70 is connected to the second antenna radiator 22 and grounded. In this embodiment, the second antenna radiator 22 has a longitudinal direction parallel to the second free edge 123. One end of the second antenna radiator 22 is electrically connected to the second power supply 61. The second switch assembly 70 is connected between two ends of the second antenna radiator 22. The second switch assembly 70 is electrically connected to a main board of the electronic device 100, and the on/off state of the second switch assembly 70 can be controlled by the main board. In a state where the first portion 11 is folded with respect to the second portion 12, the first switch element 30 or the second switch element 70 may be controlled to enter a closed state, so that the first antenna radiator 21 is grounded through the first switch element 30, or the second antenna radiator 22 is grounded through the second switch element 70, so that the first antenna radiator 21 and the second antenna radiator 22 form an asymmetric radiation structure. In other embodiments, the second switch assembly 70 may be connected to the end 131 of the second antenna radiator 22.
Referring to fig. 12, an embodiment of the present application further provides a method for controlling an electronic device. The control method of the electronic device is applied to the electronic device 100, and the electronic device 100 further comprises a sensor 80, wherein the sensor 80 is fixed on the body 10. The sensor 80 may be fixed to the first portion 11, the second portion 12 or the third portion 13. The installation position of the sensor 80 can be flexibly set according to requirements.
The control method of the electronic device includes the following steps 101 to 102:
101: it is detected by the sensor 80 whether the angle between the first part 11 and the second part 12 meets a preset angle threshold.
In step 101, the sensor 80 may be an angle sensor. The sensor 80 is electrically connected to the main board of the electronic device 100. The sensor 80 may be controlled by a central controller of the electronic device 100 to detect the angle between the first part 11 and the second part 12. The preset angle threshold is an angle between the first portion 11 and the second portion 12 in a folded state of the first portion 11 relative to the second portion 12. When the first portion 11 is turned over relative to the second portion 12 via the third portion 13 to bend the flexible display screen 40, the included angle between the first portion 11 and the second portion 12 decreases, and the sensor 80 detects whether the included angle between the first portion 11 and the second portion 12 meets a preset angle threshold, so as to determine whether the first portion 11 is folded relative to the second portion 12. In other embodiments, the sensor 80 may also be a distance sensor, and the sensor 80 may be configured to detect a distance between the first portion 11 and the second portion 12, and further determine whether the first portion 11 is folded with respect to the second portion 12.
102: if the detection result is yes, the first switch element 30 is controlled to enter a closed state, so that the first antenna radiator 21 is grounded through the first switch element 30.
In step 102, the first switch assembly 30 is connected between two ends of the first antenna radiator 21. By grounding the first antenna radiator 21 through the first switch assembly 30, the radiation structure of the first antenna radiator 21 is changed, so that the first antenna radiator 21 and the second antenna radiator 22 form an asymmetric radiation structure, thereby preventing the first antenna radiator 21 and the second antenna radiator 22 from interfering with each other. In other embodiments, the first switch assembly 30 is connected to the end 131 of the first antenna radiator 21.
The embodiment of the application provides an electronic device and a control method of the electronic device, the first antenna radiator is fixed on the first portion to be far away from one side of the third portion, the second antenna radiator is fixed on the second portion to be far away from one side of the third portion, the third portion is the rotating shaft portion of the electronic device, so that the rotating shaft portion of the electronic device is far away from both the first antenna radiator and the second antenna radiator, when the first portion is folded relative to the second portion, and a small angle included angle exists between the first portion and the second portion, the first antenna radiator and the second antenna radiator still have a large distance, interference reduction is facilitated, and the first switch assembly is controlled to enter a closed state, so that the part between the two ends of the first antenna radiator is grounded to change the electric field distribution of the first antenna radiator, the first antenna radiator and the second antenna radiator form an asymmetric radiation structure, interference is further reduced, and antenna performance is improved.
In summary, although the present application has been described with reference to the preferred embodiments, the present application is not limited to the preferred embodiments, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present application, so that the protection scope of the present application is determined by the scope of the appended claims.
Claims (15)
1. An electronic device comprising a body, an antenna assembly, and a first switch assembly, wherein the body includes a first portion, a second portion foldable with respect to the first portion, and a third portion connecting the first portion and the second portion, the antenna assembly includes a first antenna radiator, a second antenna radiator, a first power supply fixedly connected to the first portion, and a first switch circuit, the first antenna radiator is fixed to a side of the first portion remote from the third portion, the first antenna radiator is provided with a plurality of connection points arranged side by side, the plurality of connection points are arranged along a length direction of the first antenna radiator, the first switch assembly connects the plurality of connection points, the first switch assembly selects one of the plurality of connection points to be grounded, thereby adjusting an effective length of the first antenna radiator, the first antenna radiator comprises a first main radiating part and a first auxiliary radiating part isolated from the first main radiating part, the first main radiating part and the first auxiliary radiating part are fixed on the first part, a first switch circuit is connected with a first feed source, the first main radiating part and the first auxiliary radiating part, a first switch component is connected with the first main radiating part or/and the first auxiliary radiating part, a second antenna radiator is fixed on one side of the second part, the second part is far away from the third part, when the first part is opposite to the folded state of the second part, the first antenna radiator is grounded through the first switch component, and the first antenna radiator and the second antenna radiator are prevented from forming a symmetrical radiating structure.
2. The electronic device of claim 1, wherein the antenna assembly further comprises a second switching circuit connecting the first main radiating portion and the first auxiliary radiating portion.
3. The electronic device according to claim 2, wherein the first main radiation section has a first terminal and a second terminal provided opposite to the first terminal, the first sub radiation section has a third terminal and a fourth terminal provided opposite to the third terminal, the first switch circuit connects the first terminal and the third terminal, and the second switch circuit connects the second terminal and the fourth terminal.
4. The electronic device according to claim 3, wherein the first main radiating portion has a first connection point between the first end and the second end, the first sub radiating portion has a second connection point between the third end and the fourth end, the first switching element connects the first connection point and the second connection point, and the first switching element selects at least one of the first connection point and the second connection point to be grounded.
5. The electronic device according to claim 4, wherein the first main radiating part is provided with a plurality of the first connection points arranged side by side, or/and the first sub radiating part is provided with a plurality of the second connection points arranged side by side.
6. The electronic device of claim 1, wherein the first portion has a first free edge on a side of the first portion away from the third portion, the first main radiating portion and the first sub-radiating portion each being adjacent to the first free edge.
7. The electronic device of claim 6, wherein the first main radiating portion and the first sub-radiating portion are aligned in a direction parallel to the first free edge.
8. The electronic device according to claim 6, wherein the first main radiation part and the first sub radiation part are arranged in a direction perpendicular to the first free edge.
9. The electronic device according to any one of claims 1 to 8, wherein the first portion has a first connecting edge connecting the third portion, and two first side edges disposed opposite to each other, both of the first side edges connecting the first connecting edge, and the first antenna radiator is spaced apart from both of the first side edges.
10. The electronic device of claim 9, wherein the second portion has a second connection edge connecting the third portion and two second side edges disposed opposite each other, both of the second side edges connecting the second connection edge, the second antenna radiator being spaced apart from both of the second side edges, respectively.
11. The electronic device of any of claims 1-8, further comprising a second switch component connected to the second antenna radiator and grounded.
12. The electronic device of claim 1, further comprising a first circuit board fixed to the first portion, wherein the first power feed is disposed on the first circuit board and electrically connected to the first antenna radiator, and wherein the first power feed is configured to provide an excitation signal to the first antenna radiator so that the first antenna radiator can transmit and receive wireless communication signals.
13. The electronic device according to any one of claims 1 to 8, wherein the electronic device further includes a second circuit board and a second power supply disposed on the second circuit board, the second power supply is electrically connected to the second antenna radiator, and the second power supply is configured to provide an excitation signal to the second antenna radiator so that the second antenna radiator receives and transmits a wireless communication signal.
14. The electronic device according to any one of claims 1 to 8, further comprising a flexible display screen, wherein the flexible display screen comprises a first display portion and a second display portion disposed opposite to the first display portion, and a flexible display portion connecting the first display portion and the second display portion, wherein the first display portion is fixedly connected to the first portion, and the second display portion is fixedly connected to the second portion.
15. A control method of an electronic device, applied to an electronic device including a body including a first portion, a second portion foldable with respect to the first portion, and a third portion connecting the first portion and the second portion, an antenna assembly including a first antenna radiator, a second antenna radiator, a first power supply fixedly connected to the first portion, and a first switch circuit, the first antenna radiator being fixed to the first portion, the first antenna radiator being provided with a plurality of connection points arranged side by side, the plurality of connection points being arranged along a length direction of the first antenna radiator, a first switch assembly connecting the plurality of connection points, the first switch assembly selecting one of the plurality of connection points to be grounded, thereby adjusting the effective length of the first antenna radiator, the first antenna radiator includes a first main radiating portion and a first sub radiating portion isolated from the first main radiating portion, the first main radiating portion and the first sub radiating portion are both fixed to the first portion, the first switch circuit is connected to a first power supply, the first main radiating portion and the first sub radiating portion, the first switch component is connected to the first main radiating portion or/and the first sub radiating portion, the second antenna radiator is fixed to the second portion, the sensor is fixed to the body,
the control method of the electronic device comprises the following steps:
detecting, by the sensor, whether an included angle between the first portion and the second portion satisfies a preset angle threshold,
if the first antenna radiator and the second antenna radiator form a symmetrical radiation structure, the first switch assembly is controlled to enter a closed state, so that the first antenna radiator is grounded through the first switch assembly.
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| CN201811654358.0A CN111384585B (en) | 2018-12-29 | 2018-12-29 | Electronic device and control method of electronic device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811654358.0A CN111384585B (en) | 2018-12-29 | 2018-12-29 | Electronic device and control method of electronic device |
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| CN111384585B true CN111384585B (en) | 2021-08-31 |
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| CN114696093A (en) * | 2020-12-30 | 2022-07-01 | 华为技术有限公司 | Antenna device and electronic apparatus |
| CN112952351B (en) * | 2021-02-02 | 2023-06-16 | 维沃移动通信有限公司 | Electronic device and control method |
| JP2024505814A (en) * | 2021-02-05 | 2024-02-08 | サムスン エレクトロニクス カンパニー リミテッド | Display structure containing dielectric material and electronic device containing the same |
| CN114566801A (en) * | 2022-02-21 | 2022-05-31 | Oppo广东移动通信有限公司 | Electronic device |
| CN117080719A (en) * | 2022-08-04 | 2023-11-17 | 荣耀终端有限公司 | Antenna assembly and electronic equipment |
| CN118054191A (en) * | 2022-11-16 | 2024-05-17 | Oppo广东移动通信有限公司 | Electronic equipment |
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