CN209860147U - Electronic device - Google Patents
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- CN209860147U CN209860147U CN201822277714.3U CN201822277714U CN209860147U CN 209860147 U CN209860147 U CN 209860147U CN 201822277714 U CN201822277714 U CN 201822277714U CN 209860147 U CN209860147 U CN 209860147U
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Abstract
The utility model relates to an electronic equipment, electronic equipment includes first antenna, first antenna includes antenna radiator, frequency modulation circuit and radio frequency signal source, the frequency modulation circuit electricity is connected between the antenna radiator reaches the radio frequency signal source, the frequency modulation circuit includes first frequency modulation sub-circuit, second frequency modulation sub-circuit and third frequency modulation sub-circuit, first frequency modulation sub-circuit is used for adjusting the resonance frequency channel of antenna radiator to make the resonance frequency channel scope of antenna radiator be in first frequency channel scope; the second frequency modulation sub-circuit is used for adjusting the resonance frequency band of the antenna radiator so that the resonance frequency band of the antenna radiator is in a second frequency band range; the third sub-fm circuit is configured to adjust a resonant frequency band of the antenna radiator so that the resonant frequency band of the antenna radiator is in a third frequency band range. Adopt the utility model discloses, can improve the performance of first antenna.
Description
Technical Field
The utility model relates to an electronic equipment field especially relates to an electronic equipment.
Background
With the rapid development of electronic equipment technology, the display screens of electronic equipment are classified according to different special forms to obtain special-shaped display screens, folding display screens and the like. The electronic device includes an antenna provided at a portion inside and/or outside a housing of the electronic device for implementing a mobile communication service. In the electronic device using the foldable display screen, the folding form of the electronic device has different degrees of influence on the antenna, and therefore, how to arrange the antenna to reduce the influence of the foldable electronic device is a technical problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electronic equipment, the accessible adjusts the resonance frequency channel scope of the antenna radiation body of first antenna to promote the performance of first antenna.
The utility model provides an electronic equipment, electronic equipment includes first antenna, first antenna includes antenna radiator, frequency modulation circuit and radio frequency signal source, the frequency modulation circuit electricity is connected between the antenna radiator reaches the radio frequency signal source, the frequency modulation circuit includes first frequency modulation sub circuit, second frequency modulation sub circuit and third frequency modulation sub circuit, first frequency modulation sub circuit is used for adjusting the resonant frequency channel of antenna radiator to make the resonant frequency channel scope of antenna radiator be in first frequency channel scope; the second frequency modulation sub-circuit is used for adjusting the resonance frequency band of the antenna radiator so that the resonance frequency band of the antenna radiator is in a second frequency band range; the third sub-fm circuit is configured to adjust a resonant frequency band of the antenna radiator so that the resonant frequency band of the antenna radiator is in a third frequency band range.
Adopt the utility model discloses, can be so that the resonance frequency channel scope of antenna radiator be in first frequency channel scope or second frequency channel scope or third frequency channel scope through frequency modulation circuit to promote the antenna performance of work at the first antenna of different frequency channel within ranges.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments will be briefly described below, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a first electronic device provided by the present invention;
fig. 2 is a schematic structural diagram of a second electronic device provided by the present invention;
fig. 3 is a schematic structural diagram of a third electronic device provided by the present invention;
fig. 4 is a schematic structural diagram of a fourth electronic device provided in the present invention;
fig. 5 is a schematic structural diagram of a fifth electronic device provided by the present invention;
fig. 6 is a schematic structural diagram of a sixth electronic device provided by the present invention;
fig. 7 is a schematic structural diagram of a seventh electronic device provided by the present invention;
fig. 8 is a schematic structural diagram of an eighth electronic device provided by the present invention;
fig. 9 is a schematic structural diagram of a ninth electronic device provided by the present invention;
fig. 10 is a schematic structural diagram of a tenth electronic device provided by the present invention;
fig. 11 is a schematic structural diagram of an eleventh electronic device provided in the present invention;
fig. 12 is a schematic structural diagram of a twelfth electronic device according to the present invention.
Detailed Description
The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a first electronic device according to the present invention. As shown in fig. 1, the electronic device 100 includes a bending portion 30, a first main body 10 and a second main body 20, the first main body 10 and the second main body 20 are disposed on two opposite sides of the bending portion 30 and are connected to the bending portion 30, the bending portion 30 can be bent to drive the first main body 10 and the second main body 20 to be folded or unfolded relatively, a first antenna 101 is disposed on the second main body 20, the bending portion 30 includes a first end 3011 and a second end 3012 disposed oppositely, and the first antenna 101 is disposed on the second main body 20 adjacent to the first end 3011.
A first metal element 102 and a first ground element 103 are disposed on the second body 20, the first metal element 102 includes a third end 1021 departing from the bent portion 30 and a fourth end 1022 adjacent to the bent portion 30, one end of the first ground element 103 is connected to the first metal element 102, the other end is grounded, a portion of the first metal element 102 located between the fourth end 1022 and the first ground element 103 constitutes the radiator of the first antenna 101, and a portion of the first metal element 102 located between the third end 1021 and the first ground element 103 constitutes the radiator of the second antenna 201
The first body 10 and the second body 20 can be rotatably connected by a bending part 30, so that the first body 10 and the second body 20 can be folded or unfolded relatively. When the first body 10 and the second body 20 are rotatably connected by the bent portion 30, the bent portion 30 may be disposed at the area 30 shown in fig. 1, and the area 30 is equal to the distance between the first body 10 and the second body 20.
A first gap 104 is disposed between the fourth end 1022 of the first metal member 102 and the bending portion 30, and a second gap 105 is disposed at the third end 1021 of the first metal member 102.
As shown in fig. 1, a portion of the first metal element 102 located between the fourth end 1022 and the first ground element 103 constitutes a radiator of the first antenna 101, and a portion of the first metal element 102 located between the third end 1021 and the first ground element 103 constitutes a radiator of the second antenna 101, and since metal elements can be used to constitute an antenna and generate electromagnetic wave signals, partial areas corresponding to the first metal element 102 can both constitute the first antenna 101 and the second antenna 201, so that the electronic device 100 has a communication function.
Please refer to fig. 2, fig. 2 is a schematic structural diagram of a second electronic device according to the present invention. As shown in fig. 2, the electronic device 100 includes a first antenna 101, the first antenna includes an antenna radiator 1011, a frequency modulation circuit FM and a radio frequency signal source S1, the frequency modulation circuit FM is electrically connected between the antenna radiator 1011 and the radio frequency signal source S1, the frequency modulation circuit FM includes a first frequency modulation sub-circuit FM1, a second frequency modulation sub-circuit FM2 and a third frequency modulation sub-circuit FM3, the first frequency modulation sub-circuit FM1 is configured to adjust a resonant frequency band of the antenna radiator 1011, so that the resonant frequency band range of the antenna radiator 1011 is in a first frequency band range; the second frequency modulation sub-circuit FM2 is configured to adjust a resonant frequency band of the antenna radiator 1011, so that the resonant frequency band of the antenna radiator 1011 is within a second frequency band range; the third FM3 is configured to adjust a resonant frequency band of the antenna radiator 1011 such that the resonant frequency band of the antenna radiator 1011 is in a third frequency band range.
Wherein the first antenna 101 may further include a first ground component switch 1.
The radio frequency signal source is a signal generating device for generating sinusoidal signals and various modulation signals, and is used for generating excitation signals. The antenna radiator is used for generating an electromagnetic wave signal according to the excitation signal. The grounding assembly is used for adjusting the frequency band of the electromagnetic wave signal generated by the antenna radiator according to the excitation signal. When the antenna is a main set antenna, the antenna radiator can receive both electromagnetic wave signals and electromagnetic wave signals, and when the antenna is a diversity antenna, the antenna radiator can only receive electromagnetic wave signals.
The first antenna 101 may be a Wireless-Fidelity (Wi-Fi) antenna, a Global Positioning System (GPS) antenna, or the like, and is not limited herein. The frequency ranges of the electromagnetic wave signals corresponding to the Wi-Fi antenna are 2.4GHz-2.5GHz and 5.1GHz-5.9GHz, and the frequency range of the electromagnetic wave signals corresponding to the GPS antenna is 1575.42 +/-10 MHz. The present application is also not limited to the specific structure of the first antenna 101.
The first frequency range may be 2.4GHz-2.5GHz, the second frequency range may be 1575.42 ± 10MHz, and the third frequency range may be 5.1GHz-5.9 GHz.
It can be seen that the resonant frequency band of the antenna radiator 1011 can be in the first frequency band range by the first frequency modulation sub-circuit FM1, the resonant frequency band of the antenna radiator 1011 can be in the second frequency band range by the second frequency modulation sub-circuit FM2, the resonant frequency band of the antenna radiator 1011 can be in the third frequency band range by the third frequency modulation sub-circuit FM3, and the performance of the first antenna 101 working in the corresponding frequency band range can be improved by the frequency modulation circuit.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a third electronic device according to the present invention. As shown in fig. 3, the first frequency modulation sub-circuit FM1 includes a first inductor L1 and a first capacitor C1, the first inductor L1 is connected in parallel with the first capacitor C1, one end of the first inductor L1 connected in parallel with the first capacitor C1 is electrically connected to the antenna radiator 1011, and the other end of the first inductor L1 connected in parallel with the first capacitor C1 is electrically connected to the second frequency modulation sub-circuit FM2 and the third frequency modulation sub-circuit FM3 as part of components to the rf signal source S1.
The second frequency modulation sub-circuit FM2 includes a second inductor L2 and a second capacitor C2, the second inductor L2 is connected in parallel with the second capacitor C2, one end of the second frequency modulation sub-circuit FM2 connected in parallel is electrically connected to the first frequency modulation sub-circuit FM1, and the other end of the second frequency modulation sub-circuit FM2 connected in parallel is electrically connected to a part of components of the third frequency modulation sub-circuit FM3 to the radio frequency signal source S1.
The third frequency modulation sub-circuit FM3 includes a third inductor L3 and a third capacitor C3, the third inductor L3 is electrically connected between the second frequency modulation sub-circuit FM2 and the radio frequency signal source S1, one end of the third capacitor C3 is electrically connected to a node between the third inductor L3 and the second frequency modulation sub-circuit FM2, and the other end of the third capacitor C3 is electrically connected to ground.
The second frequency modulation sub-circuit FM2 further includes a fourth inductor L4, one end of the fourth inductor L4 is electrically connected to a node where the first frequency modulation sub-circuit FM1 and the second frequency modulation sub-circuit FM2 are connected, and the other end of the fourth inductor L4 is grounded.
It can be seen that when the antenna radiator is in the frequency band range of 2.4GHz-2.5GHz, the performance of the WI-FI2.4G antenna can be improved, when the antenna radiator is in the frequency band range of 1575.42 ± 10MHz, the performance of the GPS antenna can be improved, and when the antenna radiator is in the frequency band range of 5.1GHz-5.9GHz, the performance of the WI-FI5G antenna can be improved.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a fourth electronic device according to the present invention. The electronic device shown in fig. 4 has substantially the same structure as that of the electronic device shown in the third embodiment of the present application, except that, as shown in fig. 4, in this embodiment, a second metal member 202 is disposed on the first end 3011 of the first main body 10 near the bending portion 30, the second metal member 202 is grounded through a first switch module 203, the second metal part 202 couples the first electromagnetic wave signal radiated by the first antenna 101 when the first body 10 and the second body 20 are folded relatively to generate a first clutter signal, the first switch element 203 is configured to adjust the electrical length of the second metal part 202 such that the electrical length of the second metal part 202 is mismatched with the electrical length required for radiating the first spurious signal, or the frequency range of the first clutter signal is different from the frequency range of the first electromagnetic wave signal.
In addition, when the first body 10 and the second body 20 are folded relatively, the second metal piece 202 also serves as a parasitic element of the first antenna 101 to improve the radiation performance of the first antenna 101.
Please refer to fig. 5, fig. 5 is a schematic structural diagram of a fifth electronic device according to the present invention. As shown in fig. 5, a second ground piece 303 and a third metal piece 302 are further disposed on the second body 20, the third metal piece 302 is close to the second end 3012 of the bending portion 30, the third metal piece 302 includes a fifth end 3021 and a sixth end 3022 that are disposed opposite to each other, one end of the second ground piece 303 is connected to the third metal piece 302, the other end of the second ground piece is grounded, a portion of the third metal piece 302 between the fifth end 3021 and the second ground piece 303 constitutes a radiator of the third antenna 301, and a portion of the third metal piece 302 between the sixth end 3022 and the second ground piece 303 constitutes a radiator of the fourth antenna 401.
In fig. 5, slits are disposed around the first antenna 101, the second antenna 201, the third antenna 301, and the fourth antenna 401, and when the first body 10 and the second body 20 are middle frames of the electronic device 100, radiators of the antennas such as the first antenna 101, the second antenna 201, the third antenna 301, and the fourth antenna 401 may be formed by opening slits on the middle frames, so that the electronic device 100 has a specific communication function, and thus the electronic device 100 may radiate and receive radio waves using the antennas.
A third gap 304 is provided between the sixth end 3022 of the third metal piece 302 and the bent portion 30, and a fourth gap 305 is provided at the fifth end 3021 of the third metal piece 302.
As shown in fig. 5, a portion of the third metal element 302 between the fifth end 3021 and the second ground element 303 constitutes a radiator of the third antenna 301, and a portion of the third metal element 302 between the sixth end 3022 and the second ground element 303 constitutes a radiator of the fourth antenna 401, and since metal elements can be used to constitute an antenna and generate electromagnetic wave signals, corresponding partial areas of the third metal element 302 can constitute the third antenna 301 and the fourth antenna 401, so that the electronic device 100 has a communication function.
Please refer to fig. 6, fig. 6 is a schematic structural diagram of a sixth electronic device according to the present invention. As shown in fig. 6, the third antenna 301 is configured to radiate a third electromagnetic wave signal, the fourth antenna 401 is configured to radiate a fourth electromagnetic wave signal, the first body 10 is further provided with a fourth metal piece 402, the fourth metal piece 402 is grounded through a second switch component 403, when the first body 10 and the second body 20 are folded relatively, the fourth metal piece 402 couples the third electromagnetic wave signal to generate a second spurious signal, the second switch component 403 is configured to adjust an electrical length of the fourth metal piece 402 such that the electrical length of the fourth metal piece 402 is mismatched with an electrical length required for radiating the second spurious signal, or, when the first body 10 and the second body 20 are folded relatively, the fourth metal piece 402 couples the fourth electromagnetic wave signal to generate a third spurious signal, and the second switch component 403 is configured to adjust an electrical length of the fourth metal piece 402 such that the electrical length of the fourth metal piece 402 is mismatched with the electrical length required for radiating the second spurious signal, and the second switch component 403 is configured to adjust the electrical length of the fourth metal piece 402 such that the electrical length of An electrical length mismatch required to launch the third spur signal.
The second antenna is configured to radiate a second electromagnetic wave signal, the second metal part 202 is further grounded through a third switch component 204, and positions of the third switch component 204 and the first switch component 203 are different. The second metal part 202 couples the second electromagnetic wave signal to generate a fourth spurious signal when the first body 10 and the second body 20 are folded relative to each other, and the third switch element 204 is configured to adjust an electrical length of the second metal part 202 such that the electrical length of the second metal part 202 is mismatched with an electrical length required for radiating the fourth spurious signal.
The second metal part 202 includes an eighth end 2022 adjacent to the bending part 30 and a seventh end 2021 away from the bending part 30, a fifth gap 205 is disposed between the eighth end 2022 and the bending part 30, and a sixth gap 206 is disposed at the seventh end 2021 of the second metal part 202.
The fourth metal piece 402 includes a ninth end 4021 departing from the bent portion 30 and a tenth end 4022 adjacent to the bent portion 30, a seventh gap 404 is disposed between the tenth end 4022 and the bent portion 30, and an eighth gap 405 is disposed at the ninth end 4021 of the second metal piece 202.
The electronic device 100 further includes a fifth antenna 501, and the fifth antenna 501 is a patch antenna formed on the first body 10.
It can be seen that the second antenna 201, the third antenna 301, the fourth antenna 401, and the fifth antenna 501 are LTE antennas, and when the second antenna 201, the third antenna 301, the fourth antenna 401, and the fifth antenna 501 form a first 4 x 4MIMO antenna, Multiple Input Multiple Output (MIMO) can be supported, so that the communication rate can be increased. In this embodiment, the first 4 x 4MIMO antenna is an LTE antenna.
Referring to fig. 7, fig. 7 is a schematic structural diagram of a seventh electronic device according to the present invention. As shown in fig. 7, the second antenna 201 includes a second signal source S2, an antenna radiator 2011, a first matching circuit M1 and a second ground component switch5, the third antenna 301 includes a third signal source S3, an antenna radiator 3011, a second matching circuit M2, a first single-pole four-throw rf switch SP4T and a third ground component switch6, and the fourth antenna 401 includes a fourth signal source S4, an antenna radiator 4011, a third matching circuit M3, a second single-pole four-throw rf switch SP4T, a first matching device X1 and a fourth ground component switch 7.
The second antenna 201, the third antenna 301, and the fourth antenna 401 may be 2G, 3G, or 4G corresponding antennas. The utility model discloses do not restrict to the concrete structure of second antenna 201, third antenna 301 and fourth antenna 401.
The first matching device X1 may be a capacitor, an inductor, or a 0 ohm resistor, which is not limited herein; the function of the rf signal source is described in the embodiment of fig. 2, and is not described herein again; the matching circuit is used for reducing standing waves and minimizing energy loss of electromagnetic wave signals in transmission.
It can be understood that the fourth antenna 401 can adjust the capacitance or impedance of the matching device X1 by controlling the second single-pole four-throw rf switch SP4T, so as to adjust the electrical length of the fourth antenna 401, or select the desired frequency, or improve the quality of the received signal by controlling the switch of the fourth ground component switch7, and similarly, the second antenna 201 can improve the quality of the received signal by controlling the switch of the second ground component switch5, and the third antenna 301 can improve the quality of the received signal by controlling the switch of the third ground component switch 6.
Please refer to fig. 8, fig. 8 is a schematic structural diagram of an eighth electronic device according to the present invention. As shown in fig. 8, it can be seen that, unlike the electronic device 100 shown in fig. 7, in fig. 8, the first antenna 101, the second antenna 201 and the first ground element 103 may also be disposed on the first main body 10, a portion of the second metal element 202 between the fifth end 2021 and the first ground element 103 constitutes the radiator 1011 of the first antenna 101, and a portion of the second metal element 202 between the sixth end 2022 and the first ground element 103 constitutes the radiator 2011 of the second antenna 201.
At this time, the first switch component 203 is connected to the first metal component 102, when the first main body 10 and the second main body 20 are folded relatively, the first metal component 102 couples the first electromagnetic wave signal radiated by the first antenna 101 to generate a first clutter signal, and the first switch component 203 is configured to adjust an electrical length of the first metal component 102, so that the electrical length of the first metal component 102 is mismatched with an electrical length required for radiating the first clutter signal, or a frequency band range of the first clutter signal is different from a frequency band range of the first electromagnetic wave signal.
At this time, the third switch assembly 204 is connected to the first metal member 102, and the third switch assembly 204 and the first switch assembly 203 are located at different positions. When the first body 10 and the second body 20 are folded relatively, the first metal part 102 couples the second electromagnetic wave signal to generate a fourth spurious signal, and the third switch element 204 is configured to adjust an electrical length of the first metal part 102 such that the electrical length of the first metal part 102 is mismatched with an electrical length required for radiating the fourth spurious signal, or such that a frequency range of the fourth spurious signal is different from a frequency range of the second electromagnetic wave signal.
It can be seen that, as shown in fig. 8, when the first body 10 is provided with the first antenna 101 and the second antenna 201, and the second body 20 is provided with the third antenna 301 and the fourth antenna 401, the first antenna 101, the second antenna 201, the third antenna 301, and the fourth antenna 401 are in diagonal design, and no matter whether the electronic device 100 is in a folded state or not, the user holds the electronic device 100 with both hands at the same time, and it is difficult to hold the positions of the first antenna 101, the second antenna 201, the third antenna 301, and the fourth antenna 401 at the same time, so that all antennas are prevented from being shielded, and the radiation efficiency of the antennas can be improved.
Please refer to fig. 9, fig. 9 is a schematic structural diagram of a ninth electronic device according to the present invention. As shown in fig. 9, the second body 20 is further provided with a fifth metal 502, the fifth metal 502 is disposed at an end of the second body 20 far from the bent portion 30, the fifth metal 502 forms a sixth antenna 601 and a seventh antenna 701, the second body 20 is further provided with an eighth antenna 801 and a ninth antenna 901 which are disposed at an interval, the eighth antenna 801 and the ninth antenna 901 are located between the bent portion 30 and the fifth metal 502, and the sixth antenna 601, the seventh antenna 701, the eighth antenna 801 and the ninth antenna 901 form a second 4 × 4MIMO antenna. The sixth antenna 601, the seventh antenna 701, the eighth antenna 801 and the ninth antenna 901 are all 5G antennas, the utility model discloses to the specific structure of the sixth antenna 601, the seventh antenna 701, the eighth antenna 801 and the ninth antenna 901 is not limited, as shown in fig. 9, the sixth antenna 601 and the seventh antenna 701 are slotted antennas, and both include a matching circuit and a radio frequency signal source, the matching circuit is electrically connected with the fifth hardware 502, namely, the matching circuit is electrically connected with the corresponding antenna electric radiator; the eighth antenna 801 and the ninth antenna 901 are patch antennas, each including a radio frequency signal source and a radiator connected to the radio frequency signal source, and the radiator is grounded.
It is understood that, when the sixth antenna 601, the seventh antenna 701, the eighth antenna 801 and the ninth antenna 901 form a second 4 × 4MIMO antenna, the communication rate can be improved. In this application, the second 4 x 4MIMO antenna is a 5G antenna.
In addition, as shown in fig. 10, the electronic device 100 further includes a first camera 911 and a second camera 902, the first camera 911 is disposed on the second body 20, the second camera 902 is disposed on the first body 10, the first camera 911 may be a front camera or a rear camera, and similarly, the second camera 902 may be a front camera or a rear camera, which is not limited herein, and the positions and the number of the first camera and the second camera are not limited.
The electronic device 100 further includes a card holder 903, the first main body 10 is configured to carry the card holder 903, the card holder 903 is disposed at a second end 3012 of the first main body 10 adjacent to the bending portion 30, and the card holder 903 is configured to carry a user identification card. The electronic device 100 further includes a first electroacoustic device 904 and a second electroacoustic device 905, and the second body 20 is further configured to carry the first electroacoustic device 904 and the second electroacoustic device 905, respectively. In this embodiment, the first electro-acoustic device is disposed at a first end 3011 of the second body 20 adjacent to the bend 30, and the second electro-acoustic device 905 is disposed at a second end 3012 of the second body 20 adjacent to the bend 30. In the present invention, the first electroacoustic device 904 and the second electroacoustic device 905 are speakers. The electronic device 100 further includes a USB port 906, the USB port 906 is disposed at the second main body 20 and far away from the one end of the fifth metal 219, and the USB port 906 is disposed at the second main body 20 and near to the second end 3012 of the bending part 30. The USB port 906 is used for connecting with an external USB connection line to charge a battery in the electronic device 100, or to transmit data between the electronic device 100 and another electronic device.
The present invention is not limited to the specific form of the first body 10 and the second body 20, and in an embodiment, please refer to fig. 11, and fig. 11 is a schematic structural diagram of an eleventh electronic device provided by the present invention. As shown in fig. 11, the electronic device 100 includes a housing 40 and a display screen 50, the housing 40 includes a first sub-housing 41 and a second sub-housing 42 that are rotatably connected, the display screen 50 includes a first sub-display 51 and a second sub-display 52 that can be folded relatively, the first sub-housing 41 is used for accommodating the first main body 10, the first main body 10 is used for bearing the first sub-display 51, the second sub-housing 42 is used for accommodating the second main body 20, and the second main body 20 is used for bearing the second sub-display 52.
The first body 10 and the second body 20 are rotatably connected by a rotating shaft. The utility model does not limit the folding direction, as shown in fig. 11, the first main body 10 and the second main body 20 can be folded along the direction of the arrow 80, that is, the first display screen 51 and the second display screen 52 are close to each other after folding; the first body 10 and the second body 20 are also folded against the direction of the arrow 80, i.e. the first sub-housing 41 and the second sub-housing 42 after folding are brought close together.
It can be seen that the first main body 10 carries the first sub-display 51, the second sub-housing 42 carries the second sub-display 52, the first sub-housing 41 receives the first main body 10, and the second sub-housing 42 receives the second main body 20, so that the first main body 10 and the second main body 20 are separated from the housing 40 and respectively support the corresponding displays 50.
In another embodiment, please refer to fig. 12, fig. 12 is a schematic structural diagram of a twelfth electronic device according to the present invention. As shown in fig. 12, the electronic device 100 includes a housing 40 and a display 50, the housing 40 is used for accommodating and fixing the display 50, the housing 40 includes a third sub-housing 43 and a fourth sub-housing 44 which are rotatably connected, the third sub-housing 43 constitutes the first main body 10, and the fourth sub-housing 44 constitutes the second main body 20.
It can be seen that the third sub-housing 43 forms the first main body 10, the fourth sub-housing 44 forms the second main body 20, and the third sub-housing 43 and the fourth sub-housing 44 respectively receive and fix the corresponding display screen 50.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (13)
1. An electronic device is characterized in that the electronic device comprises a first antenna, the first antenna comprises an antenna radiator, a frequency modulation circuit and a radio frequency signal source, the frequency modulation circuit is electrically connected between the antenna radiator and the radio frequency signal source, the frequency modulation circuit comprises a first frequency modulation sub-circuit, a second frequency modulation sub-circuit and a third frequency modulation sub-circuit, and the first frequency modulation sub-circuit is used for adjusting a resonance frequency band of the antenna radiator so that the resonance frequency band range of the antenna radiator is in a first frequency band range; the second frequency modulation sub-circuit is used for adjusting the resonance frequency band of the antenna radiator so that the resonance frequency band of the antenna radiator is in a second frequency band range; the third frequency modulation sub-circuit is configured to adjust a resonant frequency band of the antenna radiator so that the resonant frequency band of the antenna radiator is in a third frequency band range.
2. The electronic device of claim 1, wherein the first fm sub-circuit includes a first inductor and a first capacitor, the first inductor and the first capacitor are connected in parallel, one end of the first inductor and the first capacitor connected in parallel is electrically connected to the antenna radiator, and the other end of the first inductor and the first capacitor connected in parallel is electrically connected to the second fm sub-circuit and the third fm sub-circuit, and is connected to the rf signal source.
3. The electronic device according to claim 1 or 2, wherein the second frequency modulation sub-circuit comprises a second inductor and a second capacitor, the second inductor and the second capacitor are connected in parallel, one end of the second frequency modulation sub-circuit after being connected in parallel is electrically connected with the first frequency modulation sub-circuit, and the other end of the second frequency modulation sub-circuit after being connected in parallel is electrically connected with a part of components of the third frequency modulation sub-circuit to the radio frequency signal source.
4. The electronic device of claim 1 or 2, wherein the third frequency-modulation sub-circuit comprises a third inductor and a third capacitor, the third inductor is electrically connected between the second frequency-modulation sub-circuit and the radio-frequency signal source, one end of the third capacitor is electrically connected to a node between the third inductor and the second frequency-modulation sub-circuit, and the other end of the third capacitor is electrically connected to ground.
5. The electronic device of claim 3, wherein the second frequency tuning sub-circuit further comprises a fourth inductor, one end of the fourth inductor being electrically coupled to a node at which the first frequency tuning sub-circuit is coupled to the second frequency tuning sub-circuit, and the other end of the fourth inductor being coupled to ground.
6. The electronic device according to claim 1 or 2, wherein the electronic device includes a bending portion, a first main body and a second main body, the first main body and the second main body are disposed on two opposite sides of the bending portion and are connected to the bending portion, the bending portion can be bent to drive the first main body and the second main body to fold relatively, the second main body is disposed with a first antenna, the bending portion includes a first end and a second end disposed oppositely, and the first antenna is disposed at a position of the second main body adjacent to the first end.
7. The electronic device according to claim 6, wherein a second metal element is disposed on the first end of the first body near the bending portion, the second metal element is grounded through a first switch element, when the first body and the second body are folded relatively, the second metal element is coupled to the first electromagnetic wave signal radiated by the first antenna to generate a first clutter signal, and the first switch element is configured to adjust an electrical length of the second metal element so that the electrical length of the second metal element is mismatched with an electrical length required for radiating the first clutter signal, or so that a frequency band range of the first clutter signal is different from a frequency band range of the first electromagnetic wave signal.
8. The electronic device according to claim 6, wherein a first metal element, a first ground element, a second ground element, and a third metal element are disposed on the second body, the first metal element includes a first end away from the bent portion and a second end adjacent to the bent portion, a portion of the first metal element between the first end and the second end is grounded, a portion of the first metal element between the second end and the first ground element forms the radiator of the first antenna, a portion of the first metal element between the first end and the first ground element forms the radiator of the second antenna, the third metal element is close to the second end of the bent portion, the third metal element includes a fifth end and a sixth end that are disposed opposite to each other, and a portion of the third metal element between the fifth end and the sixth end passes through the second ground element, the part of the third metal piece between the fifth end and the second grounding piece forms a radiator of a third antenna, and the part of the third metal piece between the sixth end and the second grounding piece forms a radiator of a fourth antenna.
9. The electronic device of claim 8, wherein the second antenna is configured to radiate a second electromagnetic wave signal, the third antenna is configured to radiate a third electromagnetic wave signal, the fourth antenna is configured to radiate a fourth electromagnetic wave signal, the first body further includes a fourth metallic element, the fourth metallic element is grounded through a second switch assembly, the fourth metallic element couples the third electromagnetic wave signal when the first body and the second body are folded relative to each other to generate a second spurious signal, the second switch assembly is configured to adjust an electrical length of the fourth metallic element such that the electrical length of the fourth metallic element is mismatched with an electrical length required to radiate the second spurious signal, or the fourth metallic element couples the fourth electromagnetic wave signal when the first body and the second body are folded relative to each other to generate a third spurious signal, the second switch component is configured to adjust an electrical length of the fourth metal component such that the electrical length of the fourth metal component is mismatched with an electrical length required to radiate the third spurious signal.
10. The electronic device of claim 8, further comprising a fifth antenna, the fifth antenna being a patch antenna formed on the first body, the second antenna, the third antenna, the fourth antenna, and the fifth antenna constituting a first 4 x 4MIMO antenna.
11. The electronic device of claim 6, wherein the second body is further provided with a fifth metal piece, the fifth metal piece is arranged at an end portion of the second body far away from the bent portion, the fifth metal piece forms a sixth antenna and a seventh antenna, the second body is further provided with an eighth antenna and a ninth antenna which are arranged at intervals, the eighth antenna and the ninth antenna are located between the bent portion and the fifth metal piece, and the sixth antenna, the seventh antenna, the eighth antenna and the ninth antenna form a second 4 by 4MIMO antenna.
12. The electronic device of claim 6, wherein the electronic device comprises a housing and a display screen, the housing comprises a first sub-housing and a second sub-housing which are rotatably connected, the display screen comprises a first sub-display screen and a second sub-display screen which can be folded relatively, the first sub-housing is used for accommodating the first main body, the first main body is used for bearing the first sub-display screen, the second sub-housing is used for accommodating the second main body, and the second main body is used for bearing the second sub-display screen.
13. The electronic device of claim 6, wherein the electronic device comprises a housing and a display screen, the housing is used for accommodating and fixing the display screen, the housing comprises a third sub-housing and a fourth sub-housing which are rotatably connected, the third sub-housing forms the first main body, and the fourth sub-housing forms the second main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822277714.3U CN209860147U (en) | 2018-12-29 | 2018-12-29 | Electronic device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822277714.3U CN209860147U (en) | 2018-12-29 | 2018-12-29 | Electronic device |
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| CN209860147U true CN209860147U (en) | 2019-12-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023093593A1 (en) * | 2021-11-23 | 2023-06-01 | 维沃移动通信有限公司 | Electronic device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023093593A1 (en) * | 2021-11-23 | 2023-06-01 | 维沃移动通信有限公司 | Electronic device |
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