CN112821040A - Integrated antenna and electronic device - Google Patents
Integrated antenna and electronic device Download PDFInfo
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- CN112821040A CN112821040A CN202011590057.3A CN202011590057A CN112821040A CN 112821040 A CN112821040 A CN 112821040A CN 202011590057 A CN202011590057 A CN 202011590057A CN 112821040 A CN112821040 A CN 112821040A
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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
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/342—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
- H01Q5/35—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using two or more simultaneously fed points
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
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Abstract
The disclosure relates to the technical field of communication, in particular to a common antenna and an electronic device, which comprise a radiating body, a first feed point, a second feed point and a first filter circuit, wherein the radiating body comprises a first grounding point and a second grounding point, and the first grounding point is arranged at one end of the radiating body; the first feed point is arranged on the radiating body, connected to the first feed source and located between the first grounding point and the second grounding point; the second feed point is arranged on the radiating body, connected to the second feed source and positioned on one side of the second grounding point far away from the first feed point; one end of the first filter circuit is connected to the second grounding point, the other end of the first filter circuit is grounded, the radio-frequency signal of the first feed source can be radiated by the radiator between the first grounding point and the second grounding point, and the radio-frequency signal of the second feed source is radiated by the whole radiator. According to the technical scheme of the embodiment of the disclosure, the number of the antenna radiators is not increased, the frequency bands of the antenna are increased, the cost is saved, the occupied area of the antenna is reduced, and the integration level of the electronic equipment is improved.
Description
Technical Field
The present disclosure relates to the field of communications technologies, and in particular, to a common antenna and an electronic device.
Background
With the rapid development of mobile communication, the communication functions of mobile terminals are becoming more and more abundant, and applications such as GPS, BT/WIFI (2.4GHz), 5GNR are becoming more and more popular, and more antennas are required to cover a new frequency range.
With the increase of communication frequency bands, more and more frequency bands need to be supported by antennas on equipment, the design is more and more complex, and the cost is higher and higher.
It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present disclosure, and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
The present disclosure is directed to a common antenna and an electronic device, so as to overcome at least some of the disadvantages of the prior art, including complex antenna design and high cost.
According to a first aspect of the present disclosure, there is provided a common antenna comprising:
the radiator comprises a first grounding point and a second grounding point, wherein the first grounding point is arranged at one end of the radiator;
the first feed point is arranged on the radiator, connected to the first feed source and positioned between the first grounding point and the second grounding point;
the second feed point is arranged on the radiating body, connected to the second feed source and positioned on one side, far away from the first feed point, of the second ground point;
a first filter circuit; one end of the first feed source is connected to the second grounding point, the other end of the first feed source is grounded, the radio-frequency signal of the first feed source can be radiated through the radiator between the first grounding point and the second grounding point, and the radio-frequency signal of the second feed source is radiated through the whole radiator.
According to a second aspect of the present disclosure, there is provided an electronic device including a middle frame, a main board, and a common antenna, wherein the common antenna includes:
the radiator comprises a first grounding point and a second grounding point, wherein the first grounding point is arranged at one end of the radiator;
the first feed point is arranged on the radiator, connected to the first feed source and positioned between the first grounding point and the second grounding point;
the second feed point is arranged on the radiating body, connected to the second feed source and positioned on one side, far away from the first feed point, of the second ground point;
a first filter circuit; one end of the first feed source is connected to the second grounding point, the other end of the first feed source is grounded, so that the radio-frequency signal of the first feed source can be radiated by a radiator between the first grounding point and the second grounding point, and the radio-frequency signal of the second feed source is radiated by the whole radiator;
the middle frame is grounded, the first grounding point and the second grounding point of the common antenna are both connected with the middle frame, and the first feed source and the second feed source are both arranged on the main board.
The common antenna provided by an embodiment of the present disclosure includes a radiator, a first feed point, a second feed point, and a first filter circuit, where the radiator includes a first ground point and a second ground point, where the first ground point is disposed at one end of the radiator; the first feed point is arranged on the radiating body, connected to the first feed source and located between the first grounding point and the second grounding point; the second feed point is arranged on the radiating body, connected to the second feed source and positioned on one side of the second grounding point far away from the first feed point; one end of the first filter circuit is connected to the second grounding point, the other end of the first filter circuit is grounded, the radio-frequency signal of the first feed source can be radiated by the radiator between the first grounding point and the second grounding point, and the radio-frequency signal of the second feed source is radiated by the whole radiator. Compared with the prior art, the radiating body can simultaneously meet the radiation of the radio-frequency signals of the two frequency feed sources, the two feed sources commonly radiate the radiating body to realize the radiation of the radio-frequency signals with different frequencies, the number of the radiating bodies of the antenna is not increased, the frequency bands of the antenna are increased, the cost is saved, the occupied area of the antenna is reduced, and the integration level of the electronic equipment is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty. In the drawings:
fig. 1 schematically illustrates a structural diagram of a common-body antenna in an exemplary embodiment of the present disclosure;
fig. 2 schematically illustrates a schematic structure diagram of a first filter circuit in an exemplary embodiment of the present disclosure;
fig. 3 schematically illustrates a schematic structural diagram of another first filter circuit in an exemplary embodiment of the present disclosure;
fig. 4 schematically illustrates a structural diagram of a common antenna incorporating a second filter circuit in an exemplary embodiment of the present disclosure;
fig. 5 schematically illustrates a structural diagram of a common antenna incorporating a second filter circuit and a third filter circuit in an exemplary embodiment of the present disclosure;
fig. 6 schematically illustrates a structural diagram of a common antenna incorporating a second filter circuit and a fourth filter circuit in an exemplary embodiment of the present disclosure;
fig. 7 schematically illustrates a structural diagram of a common antenna incorporating a fifth filter circuit in an exemplary embodiment of the present disclosure;
fig. 8 schematically illustrates a structural diagram of a common antenna incorporating a fifth filter circuit and a sixth filter circuit in an exemplary embodiment of the present disclosure;
fig. 9 schematically illustrates a structural diagram of a common antenna incorporating a fifth filter circuit and a seventh filter circuit in an exemplary embodiment of the present disclosure;
fig. 10 schematically illustrates a structure of a common antenna incorporating an additional radiator in an exemplary embodiment of the present disclosure;
fig. 11 schematically illustrates an S-parameter simulation diagram of a common antenna in a low frequency band in an exemplary embodiment of the present disclosure;
fig. 12 schematically illustrates an S-parameter simulation diagram of a common antenna in a high frequency band in an exemplary embodiment of the present disclosure;
fig. 13 schematically illustrates a simulation efficiency graph of a common antenna at a low frequency band in an exemplary embodiment of the present disclosure;
fig. 14 schematically illustrates a simulation efficiency graph of a common antenna at a high frequency band in an exemplary embodiment of the present disclosure;
fig. 15 shows a schematic diagram of an electronic device to which an embodiment of the present disclosure may be applied.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted. Some of the block diagrams shown in the figures are functional entities and do not necessarily correspond to physically or logically separate entities. These functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor devices and/or microcontroller devices.
The present disclosure first provides a common antenna, and referring to fig. 1, the common antenna may include a radiator 101, a first feed point B, a second feed point D, and a first filter circuit 104. The radiator 101 may include a first ground point a and a second ground point C, where the first ground point a is disposed at one end of the radiator 101; the first feed point B is arranged on the radiator 101, connected to the first feed 102, and located between the first ground point a and the second ground point C; the second feed point D is arranged on the radiator 101, connected to the second feed source 103, and located on a side of the second ground point C away from the first feed point B; one end of the first filter circuit 104 is connected to the second ground point C, and the other end is grounded, so that the radio frequency signal of the first feed 102 is radiated by the radiator 101 between the first ground point a and the second ground point C, and the radio frequency signal of the second feed 103 is radiated by the whole radiator 101.
Compared with the prior art, the radiation of the radio-frequency signals of the two frequency feed sources can be met by one radiation body 101, the two feed sources can be used for radiating the radiation of the radio-frequency signals of different frequencies by one radiation body 101, the number of the antenna radiation bodies 101 is not increased, the frequency bands of the antenna are increased, the cost is saved, the occupied area of the antenna is reduced, and the integration level of the electronic equipment is improved.
In an exemplary embodiment of the present disclosure, referring to fig. 1, a radiator 101 may be provided with a first grounding point a, a second grounding point C, a first feeding point B, and a second feeding point D, wherein the first grounding point may be disposed at one end of the radiator 101, that is, one end of the radiator 101 is grounded, and the second grounding point C may be disposed at a middle position of the radiator 101. The predetermined distance may be set according to the total length of the radiator 101, for example, the predetermined distance is one tenth of the total length of the radiator 101, the predetermined distance is one eighth of the total length of the radiator 101, and the like, and is not limited in this exemplary embodiment. The second grounding point C may be disposed at a predetermined distance from the first grounding point a in principle of the intermediate position, and the position of the second grounding point C is not limited in detail in the present exemplary real-time method.
In the present exemplary embodiment, the radiator 101 may be a straight radiator or a curved radiator, such as an arc radiator, and the shape of the radiator 101 is not specifically limited in the present exemplary embodiment.
In the present exemplary embodiment, the first feeding point B is disposed between the first grounding point a and the second grounding point C, and may be disposed close to the first grounding point a or close to the second grounding point C. The first feed source 102 is connected to the first feed point B, and the first feed source 102 is configured to provide a radio frequency signal.
In the present exemplary embodiment, a second feed point D is disposed on one side of the first feed point B according to the principle of the second ground point C, the second feed point D is connected to a second feed source 103, and the second feed source 103 is used for providing a radio frequency signal with a frequency different from that of the first feed source 102. In this exemplary embodiment, the first feed source may provide a radio frequency signal with a higher frequency, the second feed source may provide a radio frequency signal with a lower frequency, specifically, the second feed source may provide a radio frequency signal with a frequency of 0.7GHz to 1GHz, and the first feed source may provide a radio frequency signal with a frequency of 4.5GHz to 6.5GHz, which is not specifically limited in this exemplary embodiment.
In this example, one end of the first filter circuit 104 is connected to the second grounding point C, and the other end is grounded, and the first filter circuit 104 can enable the rf signal of the first feed 102 to radiate through the radiator 101 between the first grounding point a and the second grounding point C; meanwhile, the radio frequency signal of the second feed 103 may be radiated by the entire radiator 101.
Specifically, in one embodiment, as shown in fig. 2, the first filter circuit 104 may be a band-stop filter circuit, and the band-stop frequency of the first filter circuit 104 is the frequency of the radio frequency signal of the second feed source 103. Wherein the first filter circuit 104 may include a first capacitor C1 and a first inductor L1 arranged in parallel. The first capacitor C1 and the first inductor L1 may be sized according to the frequency and the frequency of the radio frequency signal of the second feed source, and are not particularly limited in this example embodiment. The radio frequency signal provided by the first feed 102 can return to the ground through the first feed B and the first filter circuit 104, or return to the ground through the first feed B and the first ground point a, that is, the antenna corresponding to the first feed 102 is the radiator 101 between the first ground point a and the second ground point C. The rf signal of the second feed 103 cannot return to the ground through the first filter circuit 104, but only returns to the ground through the first ground point a, so that the radiator 101 antenna corresponding to the second feed 103 is the whole radiator 101.
In another example embodiment, referring to fig. 3, the first filter circuit 104 may be a band-pass filter circuit, the band-stop frequency of the first filter circuit 104 is the frequency of the radio frequency signal of the second feed source 103, the first filter circuit 104 may include a second inductor L2 and a second capacitor C1 that are arranged in series, and the sizes of the second capacitor C1 and the second inductor L2 may be set according to the frequency and the frequency of the radio frequency signal of the feed source, which is not specifically limited in this example embodiment. The radio frequency signal provided by the first feed 102 can return to the ground through the first feed B and the first filter circuit 104, or return to the ground through the first feed B and the first ground point a, that is, the antenna corresponding to the first feed 102 is the radiator 101 between the first ground point a and the second ground point C. The rf signal of the second feed 103 can only return to the ground through the first ground point a, but cannot return to the ground through the first filter circuit 104, so that the radiator 101 antenna corresponding to the second feed 103 is the whole radiator 101.
In an example embodiment of the present disclosure, referring to fig. 4, the common antenna may further include a second filter circuit 105, which may be disposed between the first feed 102 and the first feed point B, and used for impedance adjustment, so that the radio frequency signal input by the first feed 102 to the first feed point B of the radiator 101 is more stable.
In this exemplary embodiment, referring to fig. 5, the common antenna may further include a third filter circuit 106, the third filter circuit 106 may be connected between the first feed source 102 and the first feed point B, and is connected in series with the second filter circuit 105, the third filter circuit 106 is a band-stop filter circuit, and the band-stop frequency of the third filter circuit 106 is the frequency of the radio frequency signal of the second feed source 103. So as to improve the isolation between the first feed source 102 and the second feed source 103, and make the radio frequency signals emitted by the two feed sources not interfere with each other. The third filter circuit 106 may include a third capacitor and a third inductor, which are arranged in parallel, and the sizes of the third capacitor and the third inductor may be set according to the frequency and the frequency of the radio frequency signal of the feed source, which is not specifically limited in this exemplary embodiment.
In another exemplary embodiment, referring to fig. 6, the common antenna may include a fourth filter circuit 107, the fourth filter circuit 107 is connected between the first feed 102 and the first feed point B and is connected in parallel with the second filter circuit 105, the fourth filter circuit 107 is a band-pass filter circuit, and a band-pass frequency of the fourth filter circuit 107 is a frequency of the radio frequency signal of the first feed 102. So as to improve the isolation between the first feed source 102 and the second feed source 103, and make the radio frequency signals emitted by the two feed sources not interfere with each other. The fourth filter circuit 107 may include a fourth capacitor and a fourth inductor which are arranged in series, and the sizes of the fourth capacitor and the fourth inductor may be set according to the frequency and the frequency of the radio frequency signal of the feed source, which is not specifically limited in this exemplary embodiment.
In an example embodiment of the present disclosure, referring to fig. 7, the common antenna may further include a fifth filter circuit 108 connected between the second feed 103 and the second feed point D for impedance adjustment, so that the radio frequency signal input by the second feed 103 to the first feed point B of the radiator 101 is more stable.
In this exemplary embodiment, referring to fig. 8, the common antenna may further include a sixth filter circuit 109, the sixth filter circuit 109 may be connected between the second feed source 103 and the second feed point D, and is connected in series with the fifth filter circuit 108, the sixth filter circuit 109 is a band-stop filter circuit, and the band-stop frequency of the sixth filter circuit 109 is the frequency of the radio frequency signal of the first feed source 102. So as to improve the isolation between the first feed source 102 and the second feed source 103, and make the radio frequency signals emitted by the two feed sources not interfere with each other. The sixth filter circuit 109 may include a fifth capacitor and a fifth inductor, which are arranged in parallel, and the sizes of the fifth capacitor and the fifth inductor may be set according to the frequency and the frequency of the radio frequency signal of the feed source, which is not specifically limited in this exemplary embodiment.
In another exemplary embodiment, referring to fig. 9, the common antenna may include a seventh filter circuit 110, where the seventh filter circuit 110 is connected between the second feed 103 and the second feed point D and is connected in parallel with the second filter circuit 105, the seventh filter circuit 110 is a band-pass filter circuit, and a band-pass frequency of the seventh filter circuit 110 is a frequency of the radio frequency signal of the first feed 102. So as to improve the isolation between the first feed source 102 and the second feed source 103, and make the radio frequency signals emitted by the two feed sources not interfere with each other. The seventh filter circuit 110 may include a fourth capacitor and a fourth inductor which are arranged in series, and the sizes of the sixth capacitor and the sixth inductor may be set according to the frequency and the frequency of the radio frequency signal of the feed source, which is not particularly limited in this exemplary embodiment.
In the present exemplary embodiment, referring to fig. 10, the common antenna further includes an additional radiator 111, one end of the additional radiator 111 is connected to the first filter circuit 104, and the other end is connected to the first ground point a, so that the first ground point a and the second ground point C are grounded together. The addition of the additional radiator 111 can enhance the radiation intensity of the radio frequency signal of the first feed source 102, and reduce amplitude reduction.
In an example embodiment of the present disclosure, reference may be made to fig. 11 and 12, where S1,1 is an S parameter simulation diagram of a radiator between a first feed point and a first ground point, S1,2 and S2,1 are both S parameter simulation diagrams of a radiator between the first feed point and a second feed point, and S2,2 is an S parameter simulation question of a radiator at an end of the second feed point far from the first ground point. Wherein the abscissa is frequency and the unit is GHz; the ordinate is S parameter value, the unit is dB; as can be seen from the above figure, the isolation between the radio frequency signals of the first feed source and the second feed source is better.
Referring to fig. 13 and 14, the abscissa thereof is frequency in GHz; the ordinate is efficiency in dBp. As can be seen from the figure, the radiation efficiency is about-5 dB in the low frequency working frequency band, and the radiation efficiency is about more than-3.5 dB in the high frequency band, such as 5.15-5.85GHz, so that the radiation efficiency is higher.
Compared with the prior art, the real-time mode has the advantages that the radiation of the radio-frequency signals of the two frequency feeds can be simultaneously met by one radiator, the two feeds commonly radiate one radiator to realize the radiation of the radio-frequency signals with different frequencies, the number of the radiator bodies of the antenna is not increased, the frequency range of the antenna is increased, the cost is saved, the occupied area of the antenna is reduced, and the integration level of the electronic equipment is improved.
The present disclosure also provides an electronic device, which includes a middle frame, a main board, and a common antenna, wherein the common antenna includes a radiator 101, a first feed point B, a second feed point D, and a first filter circuit 104. The radiator 101 comprises a first grounding point A and a second grounding point C, wherein the first grounding point A is arranged at one end of the radiator 101; the first feed point B is arranged on the radiator 101, connected to the first feed source 102, and located between the first ground point a and the second ground point C; the second feed point D is arranged on the radiator 101, connected to the second feed source 103, and located on a side of the second ground point C away from the first feed point B; one end of the first filter circuit 104 is connected to the second grounding point C, and the other end is grounded, so that the radio frequency signal of the first feed source 102 can be radiated by the radiator 101 between the first grounding point a and the second grounding point C, and the radio frequency signal of the second feed source 103 can be radiated by the whole radiator 101; the center ground connection, first ground point A and the second ground point C of sharing the body antenna all are connected with the center, and first feed 102 and second feed 103 all set up in the mainboard.
In the present exemplary embodiment, the specific structure of the common antenna has been described in detail above, and therefore, the detailed description thereof is omitted here.
The center includes the medium plate and encloses the frame of locating around the medium plate, the radiator 101 of collective antenna locates between medium plate and the frame, the mainboard is fixed in on the medium plate. In this embodiment, the frame is a non-metal frame, and the radio frequency signal generated or received by the radiator 101 can pass through the non-metal frame for transmission, so as to avoid the limitation of the frame on the generation of the common antenna signal. The form of the common Antenna may be an Antenna form of a Flexible Printed Circuit (FPC), an Antenna form of a Laser-Direct-structuring (LDS), or an Antenna form of a Microstrip Antenna (MDA).
In this exemplary embodiment, the metal bezel of the electronic device may be used as the radiator 101 to reduce the occupied space of the common antenna, and the rear case of the electronic device may be set as a metal rear case, and the metal used as the additional radiator 111 does not further reduce the occupied area of the common antenna.
The following takes the mobile terminal 200 in fig. 15 as an example, and exemplifies the configuration of the electronic device. It will be appreciated by those skilled in the art that the configuration of figure 15 can be applied to fixed type devices, in addition to components specifically intended for mobile purposes. In other embodiments, mobile terminal 200 may include more or fewer components than shown, or some components may be combined, some components may be split, or a different arrangement of components. The illustrated components may be implemented in hardware, software, or a combination of software and hardware. The interfacing relationship between the components is only schematically illustrated and does not constitute a structural limitation of the mobile terminal 200. In other embodiments, the mobile terminal 200 may also interface differently than shown in fig. 15, or a combination of multiple interfaces.
As shown in fig. 15, the mobile terminal 200 may specifically include: a processor 210, an internal memory 221, an external memory interface 222, a Universal Serial Bus (USB) interface 230, a charging management module 240, a power management module 241, a battery 242, an antenna 1, an antenna 2, a mobile communication module 250, a wireless communication module 260, an audio module 270, a speaker 271, a microphone 272, a microphone 273, an earphone interface 274, a sensor module 280, a display 290, a camera module 291, an indicator 292, a motor 293, a button 294, and a Subscriber Identity Module (SIM) card interface 295. Wherein the sensor module 280 may include a depth sensor 2801, a pressure sensor 2802, a gyroscope sensor 2803, and the like.
The NPU is a Neural-Network (NN) computing processor, which processes input information quickly by using a biological Neural Network structure, for example, by using a transfer mode between neurons of a human brain, and can also learn by itself continuously. The NPU can implement applications such as intelligent recognition of the mobile terminal 200, for example: image recognition, face recognition, speech recognition, text understanding, and the like.
A memory is provided in the processor 210. The memory may store instructions for implementing six modular functions: detection instructions, connection instructions, information management instructions, analysis instructions, data transmission instructions, and notification instructions, and execution is controlled by processor 210.
The charge management module 240 is configured to receive a charging input from a charger. The power management module 241 is used for connecting the battery 242, the charging management module 240 and the processor 210. The power management module 241 receives the input of the battery 242 and/or the charging management module 240, and supplies power to the processor 210, the internal memory 221, the display screen 290, the camera module 291, the wireless communication module 260, and the like.
The wireless communication function of the mobile terminal 200 may be implemented by the antenna 1, the antenna 2, the mobile communication module 250, the wireless communication module 260, a modem processor, a baseband processor, and the like. Wherein, the antenna 1 and the antenna 2 are used for transmitting and receiving electromagnetic wave signals; the mobile communication module 250 may provide a solution including wireless communication of 2G/3G/4G/5G, etc. applied to the mobile terminal 200; the modem processor may include a modulator and a demodulator; the Wireless communication module 260 may provide a solution for Wireless communication including a Wireless Local Area Network (WLAN) (e.g., a Wireless Fidelity (Wi-Fi) network), Bluetooth (BT), and the like, applied to the mobile terminal 200. In some embodiments, antenna 1 of the mobile terminal 200 is coupled to the mobile communication module 250 and antenna 2 is coupled to the wireless communication module 260, such that the mobile terminal 200 may communicate with networks and other devices via wireless communication techniques.
The mobile terminal 200 implements a display function through the GPU, the display screen 290, the application processor, and the like. The GPU is a microprocessor for image processing, and is connected to the display screen 290 and an application processor. The GPU is used to perform mathematical and geometric calculations for graphics rendering. Processor 210 may include one or more GPUs that execute program instructions to generate or alter display information.
The mobile terminal 200 may implement a photographing function through the ISP, the camera module 291, the video codec, the GPU, the display screen 290, the application processor, and the like. The ISP is used for processing data fed back by the camera module 291; the camera module 291 is used for capturing still images or videos; the digital signal processor is used for processing digital signals, and can process other digital signals besides digital image signals; the video codec is used to compress or decompress digital video, and the mobile terminal 200 may also support one or more video codecs.
The external memory interface 222 may be used to connect an external memory card, such as a Micro SD card, to extend the memory capability of the mobile terminal 200. The external memory card communicates with the processor 210 through the external memory interface 222 to implement a data storage function. For example, files such as music, video, etc. are saved in an external memory card.
Internal memory 221 may be used to store computer-executable program code, which includes instructions. The internal memory 221 may include a program storage area and a data storage area. The storage program area may store an operating system, an application program (such as a sound playing function, an image playing function, etc.) required by at least one function, and the like. The storage data area may store data (e.g., audio data, a phonebook, etc.) created during use of the mobile terminal 200, and the like. In addition, the internal memory 221 may include a high-speed random access memory, and may further include a nonvolatile memory, such as at least one magnetic disk Storage device, a Flash memory device, a Universal Flash Storage (UFS), and the like. The processor 210 executes various functional applications of the mobile terminal 200 and data processing by executing instructions stored in the internal memory 221 and/or instructions stored in a memory provided in the processor.
The mobile terminal 200 may implement an audio function through the audio module 270, the speaker 271, the receiver 272, the microphone 273, the earphone interface 274, the application processor, and the like. Such as music playing, recording, etc.
The depth sensor 2801 is used to acquire depth information of a scene. In some embodiments, a depth sensor may be provided to the camera module 291.
The pressure sensor 2802 is used to sense a pressure signal and convert the pressure signal into an electrical signal. In some embodiments, the pressure sensor 2802 may be disposed on the display screen 290. Pressure sensor 2802 can be of a wide variety, such as an inductive pressure sensor, a capacitive pressure sensor, and the like.
The gyro sensor 2803 may be used to determine a motion gesture of the mobile terminal 200. In some embodiments, the angular velocity of the mobile terminal 200 about three axes (i.e., x, y, and z axes) may be determined by the gyroscope sensor 2803. The gyro sensor 2803 can be used to photograph anti-shake, navigation, body-feel game scenes, and the like.
In addition, other functional sensors, such as an air pressure sensor, a magnetic sensor, an acceleration sensor, a distance sensor, a proximity light sensor, a fingerprint sensor, a temperature sensor, a touch sensor, an ambient light sensor, a bone conduction sensor, etc., may be provided in the sensor module 280 according to actual needs.
Other devices for providing auxiliary functions may also be included in mobile terminal 200. For example, the keys 294 include a power-on key, a volume key, and the like, and a user can generate key signal inputs related to user settings and function control of the mobile terminal 200 through key inputs. Further examples include indicator 292, motor 293, SIM card interface 295, etc.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is to be limited only by the terms of the appended claims.
The terms "about" and "approximately" as used herein generally mean within 20%, preferably within 10%, and more preferably within 5% of a given value or range. The amounts given herein are approximate, meaning that the meaning of "about", "approximately" or "approximately" may still be implied without specific recitation.
Although relative terms, such as "upper" and "lower," may be used in this specification to describe one element of an icon relative to another, these terms are used in this specification for convenience only, e.g., in accordance with the orientation of the examples described in the figures. It will be appreciated that if the device of the icon were turned upside down, the element described as "upper" would become the element "lower". Other relative terms, such as "high", "low", "top", "bottom", "front", "back", "left", "right", etc., are also intended to have similar meanings. When a structure is "on" another structure, it may mean that the structure is integrally formed with the other structure, or that the structure is "directly" disposed on the other structure, or that the structure is "indirectly" disposed on the other structure via another structure.
In this specification, the terms "a", "an", "the", "said" and "at least one" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising," "including," and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc.; the terms "first," "second," and "third," etc. are used merely as labels, and are not limiting on the number of their objects.
It is to be understood that the invention is not limited in its application to the details of construction and the arrangement of components set forth in the description. The invention is capable of other embodiments and of being practiced and carried out in various ways. The foregoing variations and modifications fall within the scope of the present invention. It will be understood that the invention disclosed and defined in this specification extends to all alternative combinations of two or more of the individual features mentioned or evident from the text and/or drawings. All of these different combinations constitute alternative aspects of the present invention. The embodiments described in this specification illustrate the best mode known for carrying out the invention and will enable those skilled in the art to utilize the invention.
Claims (15)
1. A co-body antenna, comprising:
the radiator comprises a first grounding point and a second grounding point, wherein the first grounding point is arranged at one end of the radiator;
the first feed point is arranged on the radiator, connected to the first feed source and positioned between the first grounding point and the second grounding point;
the second feed point is arranged on the radiating body, connected to the second feed source and positioned on one side, far away from the first feed point, of the second ground point;
and one end of the first filter circuit is connected to the second grounding point, and the other end of the first filter circuit is grounded, so that the radio-frequency signal of the first feed source can be radiated by a radiator between the first grounding point and the second grounding point, and the radio-frequency signal of the second feed source can be radiated by the whole radiator.
2. The co-body antenna of claim 1, wherein the first filter circuit is a band-stop filter circuit, and the band-stop frequency of the first filter circuit is the frequency of the radio frequency signal of the second feed source.
3. The co-body antenna of claim 1, wherein the first filter circuit comprises a first capacitor and a first inductor arranged in parallel.
4. The co-body antenna of claim 1, wherein the first filter circuit is a band pass filter circuit, and the band pass frequency of the first filter circuit is the frequency of the radio frequency signal of the first feed.
5. The co-body antenna of claim 1, further comprising:
and the second filter circuit is connected between the first feed source and the first feed point.
6. The co-body antenna of claim 5, further comprising:
and the third filter circuit is connected between the first feed source and the first feed point and is connected with the second filter circuit in series, the third filter circuit is a band-stop filter circuit, and the band-stop frequency of the third filter circuit is the frequency of the radio-frequency signal of the second feed source.
7. The co-body antenna of claim 5, further comprising:
and the fourth filter circuit is connected between the first feed source and the first feed point and is arranged in parallel with the second filter circuit, the fourth filter circuit is a band-pass filter circuit, and the band-pass frequency of the fourth filter circuit is the frequency of the radio-frequency signal of the first feed source.
8. The co-body antenna of claim 1, further comprising:
and the fifth filter circuit is connected between the second feed source and the second feed point.
9. The co-body antenna of claim 8, further comprising:
and the sixth filter circuit is connected between the second feed source and the second feed point and is connected with the fifth filter circuit in series, the sixth filter circuit is a band-stop filter circuit, and the band-stop frequency of the sixth filter circuit is the frequency of the radio-frequency signal of the first feed source.
10. The co-body antenna of claim 8, further comprising:
and the seventh filter circuit is connected between the second feed source and the second feed point and is connected with the fifth filter circuit in parallel, the seventh filter circuit is a band-pass filter circuit, and the band-pass frequency of the seventh filter circuit is the frequency of the radio-frequency signal of the second feed source.
11. The co-body antenna of claim 1, further comprising:
and one end of the additional radiator is connected to the first filter circuit, and the other end of the additional radiator is connected to the first grounding point.
12. An electronic device, comprising a middle frame, a main board, and a common antenna, wherein the common antenna comprises:
the radiator comprises a first grounding point and a second grounding point, wherein the first grounding point is arranged at one end of the radiator;
the first feed point is arranged on the radiator, connected to the first feed source and positioned between the first grounding point and the second grounding point;
the second feed point is arranged on the radiating body, connected to the second feed source and positioned on one side, far away from the first feed point, of the second ground point;
a first filter circuit; one end of the first feed source is connected to the second grounding point, the other end of the first feed source is grounded, so that the radio-frequency signal of the first feed source can be radiated by a radiator between the first grounding point and the second grounding point, and the radio-frequency signal of the second feed source is radiated by the whole radiator;
the middle frame is grounded, the first grounding point and the second grounding point of the common antenna are both connected with the middle frame, and the first feed source and the second feed source are both arranged on the main board.
13. The electronic device of claim 12, further comprising: and the metal frame surrounds the mainboard and the middle frame, and part of the metal frame is a radiator of the common antenna.
14. The electronic device of claim 12, wherein the common antenna further comprises:
and one end of the additional radiator is connected to the first filter circuit, and the other end of the additional radiator is connected to the first grounding point.
15. The electronic device of claim 14, wherein the electronic device comprises a metal rear cover, the metal rear cover is connected to the middle frame, and the metal rear cover is the additional radiator.
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