CN108063305B - Flexible electronic device - Google Patents
Flexible electronic device Download PDFInfo
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- CN108063305B CN108063305B CN201711244590.2A CN201711244590A CN108063305B CN 108063305 B CN108063305 B CN 108063305B CN 201711244590 A CN201711244590 A CN 201711244590A CN 108063305 B CN108063305 B CN 108063305B
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- Prior art keywords
- metal wire
- rotating shaft
- flexible electronic
- electronic device
- electrically connected
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
- H01Q1/085—Flexible aerials; Whip aerials with a resilient base
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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
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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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
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
- H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
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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
- H04M1/0274—Details of the structure or mounting of specific components for an electrical connector module
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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
- H04M1/0277—Details of the structure or mounting of specific components for a printed circuit board assembly
Abstract
The embodiment of the invention provides flexible electronic equipment. The flexible electronic device comprises a device base body, wherein the device base body comprises a first part, a second part and a bendable part connected between the first part and the second part; the bendable part comprises a first rotating shaft and a flexible circuit board, the first part comprises a communication module, a first metal wire and a second metal wire, the flexible circuit board comprises a third metal wire, and the second part comprises a fourth metal wire; one end of the first metal wire is electrically connected with the communication module, and the other end of the first metal wire is electrically connected with one end of the third metal wire; the other end of the third metal wire, which is far away from the first metal wire, is electrically connected with one end of the first rotating shaft through a fourth metal wire, and the other end of the first rotating shaft is electrically connected with the communication module through a second metal wire; the first metal wire, the third metal wire, the fourth metal wire, the first rotating shaft and the second metal wire form at least one part of the antenna structure.
Description
Technical Field
The invention relates to the technical field of electronics, in particular to flexible electronic equipment.
Background
Currently, mobile electronic devices are widely used in daily life. The flexible electronic equipment can change the form of the flexible electronic equipment according to different use scenes, has the advantages of convenience in carrying and use, and is more popular with users. When the flexible electronic device is in a working state, the flexible electronic device can be in a planar state so as to facilitate image display and functional operation; when the flexible electronic equipment is in a sleeping or power-off state, the flexible electronic equipment can be folded or folded, so that the size is reduced, and the flexible electronic equipment is convenient to carry.
However, how to design an antenna structure (especially a near-field antenna structure) of a flexible electronic device and minimize the influence of the state change of the flexible electronic device on the antenna structure are important issues in the industry.
Disclosure of Invention
In view of the above, there is a need for a flexible electronic device with a reasonably designed antenna structure.
The embodiment of the invention provides flexible electronic equipment, which comprises an equipment base body, a flexible electronic equipment base body and a flexible electronic equipment base body, wherein the equipment base body comprises a first part, a second part and a bendable part connected between the first part and the second part; the bendable part comprises a first rotating shaft and a flexible circuit board, the first rotating shaft is connected between the first part and the second part, the first rotating shaft is used for enabling the first part to rotate relative to the second part so as to realize the switching of the flexible electronic equipment between a bending state and a flat spreading state, and the flexible circuit board is connected between the first part and the second part and is used for transmitting electric signals between the first part and the second part; the first part comprises a communication module, a first metal wire and a second metal wire, the flexible circuit board comprises a third metal wire, and the second part comprises a fourth metal wire; one end of the first metal wire is electrically connected with a first output end of the communication module, and the other end of the first metal wire is electrically connected with one end of the third metal wire; the other end of the third metal wire, which is far away from the first metal wire, is electrically connected with one end of the first rotating shaft through the fourth metal wire, and the other end of the first rotating shaft is electrically connected with a second output end of the communication module through the second metal wire; the first metal wire, the third metal wire, the fourth metal wire, the first rotating shaft and the second metal wire form at least one part of an antenna structure.
In one embodiment, the bendable portion further comprises a second rotating shaft, and the first rotating shaft and the second rotating shaft jointly enable the first portion to rotate relative to the second portion, so that the flexible electronic device can be switched between a bent state and a tiled unfolded state; one end of the second rotating shaft is electrically connected with the first metal wire or the second metal wire, and the other end of the second rotating shaft is electrically connected with the fourth metal wire; the first metal wire, the second rotating shaft, the third metal wire, the fourth metal wire, the first rotating shaft and the second metal wire form at least one part of the antenna structure.
In one embodiment, the flexible circuit board extends in the same direction as the first rotating shaft and the second rotating shaft, and the flexible circuit board is located between the first rotating shaft and the second rotating shaft.
In one embodiment, the first metal line, the third metal line, the fourth metal line, the first hinge, and the second metal line form at least a portion of the antenna structure to implement a near-field antenna function.
In one embodiment, the flexible electronic device further comprises at least one connection element connecting the other end of the first metal wire with the third metal wire, connecting the other end of the second metal wire with the first rotation axis, connecting one end of the third metal wire with the fourth metal wire, and/or connecting the other end of the fourth metal wire with one end of the first rotation axis away from the second metal wire.
In one embodiment, the at least one connection element comprises four connection elements respectively connecting the other end of the first metal wire with the third metal wire, the other end of the second metal wire with the first pivot, one end of the third metal wire with the fourth metal wire, and the other end of the fourth metal wire with an end of the first pivot remote from the second metal wire.
In one embodiment, the flexible electronic device further includes an adjustable circuit device electrically connected to the first metal line, the second metal line, the third metal line, the fourth metal line, a connection between the first metal line and the third metal line, a connection between the third metal line and the fourth metal line, a connection between the fourth metal line and the first rotation axis, and/or a connection between the second metal line and the first rotation axis, for adjusting an inductance of the antenna structure.
In one embodiment, the tunable circuit device includes an inductor or a combination of an inductor and a capacitor.
In one embodiment, the flexible electronic device further comprises a display screen, wherein the display screen is a flexible display screen and comprises a first display area, a second display area and a bendable display area connected between the first display area and the second display area; the first portion bears the first display area, the second portion bears the second display area, and the bendable portion bears the bendable display area.
A flexible electronic device comprising a device body comprising a first portion, a second portion, and a bendable portion connected between the first portion and the second portion; the bendable part comprises a first rotating shaft and a flexible circuit board, the first rotating shaft is connected between the first part and the second part, the first rotating shaft is used for enabling the first part to rotate relative to the second part so as to realize the switching of the flexible electronic equipment between a bending state and a flat spreading state, and the flexible circuit board is connected between the first part and the second part and is used for transmitting electric signals between the first part and the second part; the first part comprises a communication module and a first metal wire, the flexible circuit board comprises a third metal wire, the second part comprises a fourth metal wire, one end of the first metal wire is electrically connected with the first output end of the communication module, the other end of the first metal wire is electrically connected with one end of the first rotating shaft, the other end of the first rotating shaft, which is far away from the first metal wire, is electrically connected with one end of the third metal wire through the fourth metal wire, and the other end of the third metal wire is electrically connected with the second output end of the communication module; the first metal wire, the first rotating shaft, the fourth metal wire and the third metal wire form at least one part of an antenna structure.
Compared with the prior art, the rotating shaft of the flexible electronic equipment, the metal wire of the flexible circuit board, the metal wires of the first part and the second part and the like form at least one part of the antenna structure, so that extra ferrite parts are not needed to be added or added as few as possible to serve as the antenna structure, the design is reasonable, the weight and the volume of the flexible electronic equipment are favorably reduced, and the material cost can be reduced to a certain extent. Furthermore, the two rotating shafts are used as a part of the antenna structure, so that the antenna structure is not easily affected by the state change of the flexible electronic device, and the performance of the antenna structure is better.
Further, in an embodiment, the two rotation shafts, the third metal wire of the flexible circuit board, the first metal wire, the second metal wire, and the fourth metal wire may form the antenna structure to implement a near-field antenna function; in another embodiment, the first metal line, the first rotating shaft, the third metal line, the second rotating shaft, the fourth metal line and the second metal line form the antenna structure to implement a near-field antenna function; in another embodiment, the first metal wire, the first rotation axis, the third metal wire, and the second metal wire form at least a part of an antenna structure to implement a near field antenna function, and a user can select which antenna structure is according to actual needs.
In one embodiment, the flexible electronic device further comprises at least one connecting element, which may be a conductive dome, a conductive foam, a pogo pin, or a connector. The connecting element not only ensures the connection reliability between the two rotating shafts and/or the flexible circuit board and the first part and the second part, but also has low cost and is easy to realize.
In an embodiment, the flexible electronic device further includes an adjustable circuit device, and the adjustable circuit device is electrically connected to the first metal line, the second metal line, the third metal line and/or the fourth metal line, and is configured to adjust an inductance of the antenna structure, so as to adjust a performance of the antenna structure, so that the antenna structure has a higher radiation efficiency, no frequency offset, and a better performance, and further improve a usage experience of the flexible electronic device. The adjustable circuit device comprises a capacitor or a combination of the capacitor and the inductor, so that the performance adjustment of the antenna structure can be realized easily, and the cost is low.
In one embodiment, the display screen is a flexible display screen, and the display screen comprises a first display area, a second display area and a bendable display area connected between the first display area and the second display area, so that the display area of the display screen is large and can be bent, and better user experience is brought.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic perspective view of a flexible electronic device according to a first embodiment of the present invention in a flat unfolded state.
Fig. 2 is a schematic perspective view of the flexible electronic device shown in fig. 1 in a folded and bent state.
Fig. 3 is a schematic perspective view of the flexible electronic device shown in fig. 2 with the housing removed.
Fig. 4 is a schematic view of the back side of the flexible electronic device shown in fig. 2 with the housing removed and in a flat unfolded state.
Fig. 5 is a schematic view of a back structure of a flexible electronic device according to a second embodiment of the present invention in a laid flat unfolded state with a housing removed.
Fig. 6 is a schematic view of a rear structure of a flexible electronic device according to a third embodiment of the present invention in a laid flat unfolded state with a housing removed.
Fig. 7 is a schematic view of a back structure of a flexible electronic device according to a fourth embodiment of the present invention in a laid flat unfolded state with a housing removed.
Description of the main elements
Flexible electronic device 10, 20, 30, 40
The shafts 116, 116a, 116b, 216a, 216b, 316b, 416a
Adjustable circuit device 130
Connecting element 170
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
It is to be understood that the terminology used in the embodiments of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the description of the invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items. Furthermore, the terms "first," "second," and the like in the description and in the claims, as well as in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
The flexible electronic device according to the embodiment of the present invention may be any flexible device having communication and storage functions, for example: the system comprises flexible intelligent equipment with a network function, such as a tablet Computer, a mobile phone, an electronic reader, a remote controller, a Personal Computer (PC), a notebook Computer, vehicle-mounted equipment, a network television, wearable equipment and the like.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic perspective view of a flexible electronic device 10 according to a first embodiment of the present invention in a flat unfolded state, and fig. 2 is a schematic perspective view of the flexible electronic device 10 shown in fig. 1 in a folded and bent state. The embodiment of the present invention mainly takes the flexible electronic device 10 as a mobile phone as an example to explain the present invention. It is understood that the flexible electronic device 10 has a folded state and a flat unfolded state, and includes a device base 11 and a display 12.
The display 12 is disposed on a side surface of the device base 11, and the device base 11 may be used to support and support the display 12. The device base 11 includes a first portion 111, a second portion 112, and a bendable portion 113 connected between the first portion 111 and the second portion 112, where the bendable portion 113 is configured to rotate the first portion 111 relative to the second portion 112, so as to switch the flexible electronic device 10 between a bent state and a flat unfolded state. It is understood that the first portion 111, the second portion 112 and the bendable portion 113 may each include a housing and various functional devices (e.g., circuit board, battery, etc.) housed in the housing.
In this embodiment, the display 12 is a flexible display 12 (for example, an OLED display 12), and includes a first display area 121, a second display area 122, and a bendable display area 123 connected between the first display area 121 and the second display area 122, wherein the first portion 111 bears the first display area 121, the second portion 112 bears the second display area 122, and the bendable portion 113 bears the bendable display area 123. It is understood that in an alternative embodiment, the display 12 may also include a first display area 121, a second display area 122 and a bendable non-display area connected between the first display area 121 and the second display area 122, the first portion 111 carries the first display area 121, the second portion 112 carries the second display area 122, and the bendable portion 113 carries the bendable non-display area. In the modified embodiment, the first and second display regions 122 may be independent of each other and may be non-flexible display regions, such as liquid crystal display regions.
Referring to fig. 3 and 4, fig. 3 is a schematic perspective view of the flexible electronic device 10 shown in fig. 2 with the housing removed, and fig. 4 is a schematic back view of the flexible electronic device 10 shown in fig. 2 with the housing removed when the flexible electronic device 10 is in a flat unfolded state. The bendable portion 113 includes a first shaft 116a, a second shaft 116b, a flexible circuit board 114 and a connecting element 170. The first portion 111 includes a communication module 160, a first metal line 111a, and a second metal line 111 b. The flexible circuit board 114 includes a third metal line 114 a. The second portion 112 includes a fourth metal line 112 a.
The two rotation shafts 116a, 116b are connected between the first portion 111 and the second portion 112, and the two rotation shafts 116, 116b are used for rotating the first portion 111 relative to the second portion 112, so that the flexible electronic device 10 is switched between the bending state and the flat spreading state. Specifically, the two rotation shafts 116a, 116b may be connected to the first portion 111 and the second portion 112 through a connection member 170. Further, the two rotating shafts 116a and 116b may be watch chain type rotating shafts 116, and include a plurality of connecting bodies that are sequentially and rotatably connected.
The flexible circuit board 114 is connected between the first portion 111 and the second portion 112 and is used for transmitting an electrical signal between the first portion 111 and the second portion 112, and the flexible circuit board 114 may be located between the two rotating shafts 116a and 116b and an extending direction of the two rotating shafts 116a and 116 b.
One end of the first metal line 111a is electrically connected to the communication module 160, and the other end of the first metal line 111a is electrically connected to one end of the third metal line 114 a; the other end of the third metal wire 114a away from the first metal wire 111a is electrically connected to one end of the first rotating shaft 116a through the fourth metal wire 112a, and the other end of the first rotating shaft 116a is electrically connected to the communication module 160 through the second metal wire 112 a; the first metal line 111a, the third metal line 114a, the fourth metal line 112a, the first rotation axis 116a, and the second metal line 111b constitute an antenna structure. Specifically, the antenna structure may be a near field antenna, and is configured to implement a near field antenna function. It is understood that the first portion 111 may include a circuit board (e.g., a printed circuit board), and the first metal line 111a, the second metal line 111b and the communication module 160 may be disposed on the circuit board of the first portion 111. The second portion 112 may also include a circuit board (e.g., a printed circuit board), and the fourth metal line 112a may be disposed on the circuit board of the second portion 112.
Specifically, the connection element 170 may be connected between the first rotating shaft 116a and the second metal wire 111b of the first portion 111, between the first rotating shaft 116a and the fourth metal wire 112a of the second portion 112, between the third metal wire 114a of the flexible circuit board 114 and the first metal wire 111a of the first portion 111, and between the third metal wire 114a of the flexible circuit board 114 and the fourth metal wire 112a of the second portion 112, and the connection element 170 may be a conductive elastic piece, a conductive foam, a pogo pin, a connector, or the like.
The flexible electronic device 10 further includes an adjustable circuit device 130, a detection device 150, a processor 140, and a plurality of antennas 160. The adjustable circuit device 130 may be electrically connected to the first metal line 111a, the second metal line 111b, the third metal line 114a and/or the fourth metal line 112 a. Specifically, the adjustable circuit device 130 may electrically connect the first rotating shaft 116a and the connection points of the first and second portions 111 and 112, and the connection points of the flexible circuit board 114 and the first and second portions 111 and 112, such as the connection element 170. In the embodiment shown in fig. 4, the connection between the first metal line 111a of the first portion 111 and the flexible circuit board 114 electrically connected by the adjustable circuit device 130 is mainly illustrated.
The parameters of the adjustable circuit device 130 are adjustable for adjusting the performance of the natural structure of the flexible electronic device 10; the adjustable circuit device 130 is further electrically connected to the processor 140, and the processor 140 is further electrically connected to the detecting device 150. The adjustable circuit device 130, the processor 140 and the detection device 150 may be disposed in the first portion 111 and/or the second portion 112, and in this embodiment, the adjustable circuit device 130, the processor 140 and the detection device 150 are disposed in the first portion 111 for example, and the adjustable circuit device 130, the processor 140 and the detection device 150 may be disposed on a circuit board of the first portion 111.
It is understood that, in an embodiment, the adjustable circuit device 130 includes an adjustable inductor electrically connected between the first metal line 111a of the first portion 111 and the third metal line 114a of the flexible circuit board 114, that is, the first metal line 111a is electrically connected to the third metal line 114a through the adjustable inductor. Alternatively, the adjustable inductor is electrically connected between the fourth metal line 112a of the second portion 112 and the third metal line 114a of the flexible circuit board 114. Alternatively, the adjustable inductor is electrically connected between the second metal wire 111b of the first portion 111 and the first rotating shaft 116 a. Alternatively, the adjustable inductor is electrically connected between the fourth metal wire 112a of the second portion 112 and the first rotating shaft 116 a. Or the electric connection mode of the adjustable inductor is any combination of the above electric connection modes. Furthermore, in other embodiments, the adjustable circuit device 130 includes a combination of adjustable inductance and capacitance.
The detecting device 150 is configured to detect whether the flexible electronic device 10 is currently in a bending state or a flat spreading state, and the processor 140 of the flexible electronic device 10 is further configured to adjust a parameter of the adjustable circuit device 130 according to a detection result of the detecting device 150, so as to adjust a performance of an antenna structure of the flexible electronic device 10 to adapt to the current bending state or the flat spreading state.
In an embodiment, the detecting device 150 is further configured to detect a bending degree of the flexible electronic device 10 in a bending state, and the processor 140 is further configured to adjust the parameter of the adjustable circuit device 130 to different values according to the different bending degrees detected by the detecting device 150, so as to adjust the performance of the antenna structure of the flexible electronic device 10 to be suitable for the current bending degree.
In an embodiment, the parameter of the adjustable circuit device 130 has an initial value, the initial value corresponds to a default initial state of the flexible electronic apparatus 10, the default initial state is the bending state or the tiled unfolding state, the detecting device 150 is further configured to detect whether the current bending state of the flexible electronic apparatus 10 is consistent with the default initial state, and if the detecting device 150 detects that the current bending state of the flexible electronic apparatus 10 is inconsistent with the default initial state, the processor 140 adjusts the parameter of the adjustable circuit device 130 to a preset value corresponding to the current state.
Compared with the prior art, the first rotating shaft 116a, the first, second, third and fourth metal lines 111a, 111b, 114a and 112a of the flexible electronic device 10 of the present invention form at least a portion of the antenna structure, so that no additional ferrite component is needed to be added or added as little as possible as the antenna structure, and the design is reasonable, which is beneficial to reducing the weight and volume of the flexible electronic device 10, and the material cost can be reduced to a certain extent. Further, the first rotating shaft 116a and the flexible circuit board 114 are used as a part of an antenna structure, so that the antenna structure is not susceptible to the state change of the flexible electronic device 10, and the performance of the antenna structure is also better. Further, the flexible circuit board 114 can transmit electrical signals between the first portion 111 and the second portion 112, so that the first portion 111 and the second portion 112 can cooperate with each other more easily. The flexible circuit board 114 is located between the first rotating shaft 116a and the second rotating shaft 116b, so that the flexible electronic device 10 can be better balanced in various states.
In an embodiment, the two rotating shafts 116 are watch chain type rotating shafts, and include a plurality of connectors that are sequentially and rotatably connected, so that the bending state and the spreading state of the flexible electronic device 10 are more smooth, and the flexible electronic device 10 is helped to be maintained in a stable bending state or spreading state.
In one embodiment, the flexible electronic device 10 further comprises at least one connecting element 170, which may be a conductive clip, a conductive foam, a pogo pin, or a connector, for the connecting element 170. The connection element 170 not only ensures the connection reliability between the two rotation shafts 116a and 116b and the first and second portions 111 and 112, and between the flexible circuit board 114 and the first and second portions 111 and 112, but also has low cost and is easy to implement.
In an embodiment, the flexible electronic device 10 further has an adjustable circuit device 130, and the adjustable circuit device 130 is electrically connected to the first metal line 111a, the second metal line 111b, the third metal line 114a, and the fourth metal line 112a, and is configured to adjust an inductance of the antenna structure, so as to adjust a performance of the antenna structure, so that the antenna structure has a higher radiation efficiency, is not biased, and has a better performance, and further improves a usage experience of the flexible electronic device 10. The tunable circuit device 130 includes a capacitor or a combination of a capacitor and an inductor, which not only can easily realize the performance tuning of the antenna structure, but also has low cost.
In an embodiment, the flexible electronic device 10 includes a detecting device 150 and a processor 140, where the detecting device 150 is configured to detect whether the flexible electronic device 10 is currently in a bent state or a tiled unfolded state, and the processor 140 of the flexible electronic device 10 is further configured to adjust a parameter of the adjustable circuit device 130 according to a detection result of the detecting device 150, so as to adjust a performance of the antenna structure of the flexible electronic device 10 to be adapted to the current bent state or the tiled unfolded state, so that the performance of the antenna structure of the flexible electronic device 10 in the bent state or the tiled unfolded state is better, and then the performance of the antenna 160 in the bent state or the tiled unfolded state is better, thereby improving a usage experience of the flexible electronic device 10.
In an embodiment, the display screen 120 is a flexible display screen, and includes a first display area 121, a second display area 122, and a bendable display area 123 connected between the first display area 121 and the second display area 122, so that the display area of the display screen 120 is large and can be bent, thereby providing better user experience.
Referring to fig. 5, fig. 5 is a schematic view of a back side structure of a flexible electronic device 20 according to a second embodiment of the present invention in a flat unfolded state with a housing removed. The flexible electronic device 20 of the second embodiment has substantially the same structure as the flexible electronic device 10 of the first embodiment, and the main difference between the two is that: the first metal line 211a further extends and is connected to one end of the second rotating shaft 216b, the fourth metal line 212a further extends and is connected to the other end of the second rotating shaft 216b, and the first metal line 211a, the first rotating shaft 216a, the third metal line 214a, the fourth metal line 212a, the second rotating shaft 216b, and the second metal line 211b form an antenna structure. The antenna structure can be a near-field antenna structure and is used for realizing the function of a near-field antenna.
Referring to fig. 6, fig. 6 is a schematic view of a back side structure of a flexible electronic device 30 according to a third embodiment of the present invention in a flat unfolded state with a housing removed. The flexible electronic device 30 of the third embodiment has substantially the same structure as the flexible electronic device 20 of the second embodiment, and the main difference between the two is that: one end of the second shaft 316b is connected to the second metal line 311 b.
Referring to fig. 7, fig. 7 is a schematic view of a back side structure of a flexible electronic device 40 according to a fourth embodiment of the present invention in a flat unfolded state with a housing removed. The flexible electronic device 40 of the fourth embodiment has substantially the same structure as the flexible electronic device 10 of the first embodiment, and the main difference between the two is that: the first portion 411 comprises a communication module 460 and a first metal wire 411a, the flexible circuit board 414 comprises a second metal wire 414a, the second portion 412 comprises a third metal wire 412a, one end of the first metal wire 411a is electrically connected to the communication module 460, the other end of the first metal wire 411a is electrically connected to one end of the first rotating shaft 416a, the other end of the first rotating shaft 416a, which is far away from the first metal wire 411a, is electrically connected to one end of the second metal wire 414a through the third metal wire 412a, and the other end of the second metal wire 414a is electrically connected to the communication module 460; the first metal line 411a, the first rotation axis 416a, the third metal line 412a, and the second metal line 414a constitute at least a portion of an antenna structure. For the antenna structures of the above four embodiments, the user can select which antenna structure is described above according to actual needs.
It can be understood that the near field antenna includes coupling antennas used in situations such as NFC, wireless charging, etc. for near field card reading communication or charging, and there are three types of common near field antenna solutions:
1. the near field antenna is placed in the rear cover plastic or glass windowing area. The antenna has good clearance environment, is beneficial to antenna radiation, does not affect other antennas, but affects the appearance and the hand feeling of the mobile phone;
2. the near-field antenna is designed around the ring camera, the antenna is arranged on the inner surface of the metal rear cover, and the metal ring edge of the camera is cut off at a certain position, but the appearance of the product is affected by the groove.
3. The upper and lower metal strips are used. The antenna is shared by a GPS/WIFI antenna and an LTE main antenna and an LTE auxiliary antenna. The scheme can possibly influence the GPS/WIFI antenna and the LTE main and auxiliary antennas, and the near-field antenna radiating body is shorter, and the performance of the read-write card is poorer.
In conclusion, the invention has the following beneficial effects:
1. the function of a near-field antenna is realized by utilizing a rotating shaft and a flexible circuit board at the rotating shaft of the flexible electronic equipment;
2. the near-field antenna has good performance and is not influenced by the state change of the flexible electronic equipment;
3. no additional ferrite component is needed, and the cost is low.
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (9)
1. A flexible electronic device, characterized in that: the flexible electronic device includes:
a device base including a first portion, a second portion, and a bendable portion connected between the first portion and the second portion;
the bendable part comprises a first rotating shaft and a flexible circuit board, the first rotating shaft is connected between the first part and the second part, the first rotating shaft is used for enabling the first part to rotate relative to the second part so as to realize the switching of the flexible electronic equipment between a bending state and a flat spreading state, and the flexible circuit board is connected between the first part and the second part and is used for transmitting electric signals between the first part and the second part;
the first part comprises a communication module, a first metal wire and a second metal wire, the flexible circuit board comprises a third metal wire, and the second part comprises a fourth metal wire; one end of the first metal wire is electrically connected with a first output end of the communication module, and the other end of the first metal wire is electrically connected with one end of the third metal wire; the other end of the third metal wire, which is far away from the first metal wire, is electrically connected with one end of the first rotating shaft through the fourth metal wire, and the other end of the first rotating shaft is electrically connected with a second output end of the communication module through the second metal wire;
the first metal wire, the third metal wire, the fourth metal wire, the first rotating shaft and the second metal wire form at least one part of an antenna structure;
and the adjustable circuit device is electrically connected with the first metal wire, the second metal wire, the third metal wire, the fourth metal wire, the joint of the first metal wire and the third metal wire, the joint of the third metal wire and the fourth metal wire, the joint of the fourth metal wire and the first rotating shaft, and/or the joint of the second metal wire and the first rotating shaft and is used for adjusting the inductance of the antenna structure.
2. The flexible electronic device of claim 1, wherein: the first rotating shaft and the second rotating shaft jointly enable the first portion to rotate relative to the second portion, and therefore the flexible electronic equipment is switched between a bending state and a flat spreading state; one end of the second rotating shaft is electrically connected with the first metal wire or the second metal wire, and the other end of the second rotating shaft is electrically connected with the fourth metal wire;
the first metal wire, the second rotating shaft, the third metal wire, the fourth metal wire, the first rotating shaft and the second metal wire form at least one part of the antenna structure.
3. The flexible electronic device of claim 2, wherein: the flexible circuit board is located between the first rotating shaft and the second rotating shaft.
4. The flexible electronic device of claim 1, wherein: the first metal wire, the third metal wire, the fourth metal wire, the first rotating shaft and the second metal wire form at least one part of the antenna structure so as to realize the function of a near-field antenna.
5. The flexible electronic device of claim 1, wherein: the flexible electronic device further comprises at least one connecting element, wherein the at least one connecting element connects the other end of the first metal wire with the third metal wire, connects the other end of the second metal wire with the first rotating shaft, connects one end of the third metal wire with the fourth metal wire, and/or connects the other end of the fourth metal wire with one end of the first rotating shaft, which is far away from the second metal wire.
6. The flexible electronic device of claim 5, wherein: the at least one connection element includes four connection elements that respectively connect the other end of the first metal wire with the third metal wire, connect the other end of the second metal wire with the first pivot, connect one end of the third metal wire with the fourth metal wire, and connect the other end of the fourth metal wire with one end of the first pivot that is far away from the second metal wire.
7. The flexible electronic device of claim 1, wherein: the adjustable circuit device includes an inductor or a combination of an inductor and a capacitor.
8. The flexible electronic device of claim 1, wherein: the flexible electronic equipment further comprises a display screen, wherein the display screen is a flexible display screen and comprises a first display area, a second display area and a bendable display area connected between the first display area and the second display area; the first portion bears the first display area, the second portion bears the second display area, and the bendable portion bears the bendable display area.
9. A flexible electronic device, characterized in that: the flexible electronic device includes:
a device base including a first portion, a second portion, and a bendable portion connected between the first portion and the second portion;
the bendable part comprises a first rotating shaft and a flexible circuit board, the first rotating shaft is connected between the first part and the second part, the first rotating shaft is used for enabling the first part to rotate relative to the second part so as to realize the switching of the flexible electronic equipment between a bending state and a flat spreading state, and the flexible circuit board is connected between the first part and the second part and is used for transmitting electric signals between the first part and the second part;
the first part comprises a communication module and a first metal wire, the flexible circuit board comprises a third metal wire, the second part comprises a fourth metal wire, one end of the first metal wire is electrically connected with the first output end of the communication module, the other end of the first metal wire is electrically connected with one end of the first rotating shaft, the other end of the first rotating shaft, which is far away from the first metal wire, is electrically connected with one end of the third metal wire through the fourth metal wire, and the other end of the third metal wire is electrically connected with the second output end of the communication module;
the first metal wire, the first rotating shaft, the fourth metal wire and the third metal wire form at least one part of an antenna structure;
and the adjustable circuit device is electrically connected with the first metal wire, the third metal wire, the fourth metal wire, the joint of the first metal wire and the third metal wire, the joint of the third metal wire and the fourth metal wire, and/or the joint of the fourth metal wire and the first rotating shaft and is used for adjusting the inductance of the antenna structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711244590.2A CN108063305B (en) | 2017-11-30 | 2017-11-30 | Flexible electronic device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711244590.2A CN108063305B (en) | 2017-11-30 | 2017-11-30 | Flexible electronic device |
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| CN108063305A CN108063305A (en) | 2018-05-22 |
| CN108063305B true CN108063305B (en) | 2020-03-20 |
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| CN201711244590.2A Active CN108063305B (en) | 2017-11-30 | 2017-11-30 | Flexible electronic device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108810204A (en) * | 2018-06-14 | 2018-11-13 | 珠海市魅族科技有限公司 | Flexible electronic devices |
| EP3618184A1 (en) | 2018-08-29 | 2020-03-04 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Electronic device with antenna mechanism |
| CN109818687B (en) * | 2019-01-31 | 2021-11-09 | 青岛海信移动通信技术股份有限公司 | Folding state identification method, device, equipment and storage medium of folding screen |
| CN110166597B (en) * | 2019-05-23 | 2021-03-02 | Oppo广东移动通信有限公司 | Rotating shaft connecting piece, shell assembly and electronic equipment |
| CN112736404B (en) * | 2020-12-24 | 2023-12-08 | 维沃移动通信有限公司 | Electronic equipment |
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| CN108063305A (en) | 2018-05-22 |
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