CN103022637B - A kind of built-in aerial, the mobile terminal of built-in aerial and communication means thereof - Google Patents
A kind of built-in aerial, the mobile terminal of built-in aerial and communication means thereof Download PDFInfo
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- CN103022637B CN103022637B CN201210479227.XA CN201210479227A CN103022637B CN 103022637 B CN103022637 B CN 103022637B CN 201210479227 A CN201210479227 A CN 201210479227A CN 103022637 B CN103022637 B CN 103022637B
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- 238000004891 communication Methods 0.000 title claims abstract description 15
- 238000012545 processing Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001465 metallisation Methods 0.000 description 4
- 238000010295 mobile communication Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000005404 monopole Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
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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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- Support Of Aerials (AREA)
- Details Of Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a kind of built-in aerial, including high frequency antenna cabling, low-frequency antenna cabling, distributing point, earth point, feed foot, grounding leg, feed conduction band, ground connection conduction band；Wherein, described high frequency antenna cabling and described low-frequency antenna cabling are connected by distributing point；Described distributing point is connected with feed foot by feed conduction band, and described feed foot is connected with the radio circuit of mobile terminal；Described earth point is connected with grounding leg by ground connection conduction band, and described grounding leg is connected with the earth terminal of mobile terminal.The present invention further simultaneously discloses mobile terminal and the communication means thereof of a kind of built-in aerial, use the present invention, can be while realizing GPS function, WLAN function, communication of mobile terminal function, the inner space making full use of mobile terminal carries out the setting of antenna, saves the space required for built-in aerial.
Description
Technical Field
The invention relates to the field of antennas in mobile terminal technology, in particular to a built-in antenna, a mobile terminal with the built-in antenna and a communication method of the mobile terminal.
Background
With the rapid development of mobile communication technology and the wide application of mobile communication systems, mobile terminals are being developed toward miniaturization, multi-module, and high performance as terminal products of mobile communication systems.
Radio Frequency (RF) parts, baseband parts, and Digital Signal Processing (DSP) parts have been highly integrated by mobile terminal manufacturers, and miniaturization and cost reduction of mobile terminal devices have been strongly promoted. Only the antenna feed part, especially the antenna part of the mobile terminal, has slow technical progress due to the influence of the structure, the size, the installation position of electronic components and the material performance of the mobile terminal on the performance and the structure size of the mobile terminal, so that the integration level of the antenna of the mobile terminal is still low at present, the price is also high, and the further development of the mobile terminal technology is restricted.
At present, built-in antennas are generally adopted on mobile terminals, and mainly include Planar Inverted F Antennas (PIFA) and monopole antennas. These internal antennas are designed and manufactured in a two-dimensional plane, which results in an excessively large antenna footprint and cannot be used in miniaturized mobile terminals with stringent size requirements.
In addition, with the popularization of intelligent mobile terminals, the mobile terminals need more antennas to receive Global Positioning System (GPS) signals, Wireless Local Area Network (WLAN) signals, and multi-system multi-band mobile terminal signals, so that the current PIFA antennas and monopole antennas are more unable to meet the requirements of space design.
Disclosure of Invention
Accordingly, the present invention is directed to a built-in antenna, which can save the space required by the antenna, thereby reducing the size of the mobile terminal.
Another object of the present invention is to provide a mobile terminal with built-in antenna and a communication method thereof, which can utilize multiple built-in antennas to respectively implement multiple functions of GPS positioning, WLAN and mobile terminal communication.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the present invention provides a built-in antenna, including: the antenna comprises a high-frequency antenna wire, a low-frequency antenna wire, a feed point, a ground point, a feed pin, a ground pin, a feed conduction band and a ground conduction band; wherein,
the high-frequency antenna wire and the low-frequency antenna wire are connected through a feed point;
the feed point is connected with a feed pin through a feed conduction band, and the feed pin is connected with a radio frequency circuit of the mobile terminal;
the grounding point is connected with the grounding pin through the grounding conduction band, and the grounding pin is connected with the grounding end of the mobile terminal.
In the scheme, the high-frequency antenna wire is in a linear cylinder shape, one end of the high-frequency antenna wire is connected with the feed point, and the other end of the high-frequency antenna wire is free;
the low-frequency antenna wire is in a linear cylinder shape or a right-angle cylinder shape, one end of the low-frequency antenna wire is connected with the feed point, and the other end of the low-frequency antenna wire is free;
correspondingly, the high-frequency antenna wire and the low-frequency antenna wire are integrally linear or the high-frequency antenna wire and the low-frequency antenna wire are integrally right-angled.
The invention provides a mobile terminal with a built-in antenna, which comprises: more than one built-in antenna, more than one radio frequency module on the PCB, and a grounding terminal; wherein,
the built-in antennas are respectively positioned at clearance positions of the PCB and respectively keep a certain distance from the edges of the adjacent PCB edges; a feed point pin of the built-in antenna is connected with the input end of a radio frequency module; the grounding pins of the built-in antenna are connected with a grounding end;
the radio frequency module is integrated on the PCB and used for receiving the radio frequency signals sent by the corresponding built-in antenna and carrying out corresponding radio frequency processing on the radio frequency signals;
and the grounding end is positioned on the PCB and used for providing a grounding point of the PCB for the built-in antenna.
In the above aspect, the internal antenna includes: the antenna comprises a high-frequency antenna wire, a low-frequency antenna wire, a feed point, a ground point, a feed pin, a ground pin, a feed conduction band and a ground conduction band; wherein,
the high-frequency antenna wire and the low-frequency antenna wire are connected through a feed point;
the feed point is connected with a feed pin through a feed conduction band, and the feed pin is connected with a radio frequency circuit of the mobile terminal;
the grounding point is connected with the grounding pin through the grounding conduction band, and the grounding pin is connected with the grounding end of the mobile terminal.
In the scheme, the high-frequency antenna wire is in a linear cylinder shape, one end of the high-frequency antenna wire is connected with the feed point, and the other end of the high-frequency antenna wire is free;
the low-frequency antenna wire is in a linear cylinder shape or a right-angle cylinder shape, one end of the low-frequency antenna wire is connected with the feed point, and the other end of the low-frequency antenna wire is free;
correspondingly, the high-frequency antenna wire and the low-frequency antenna wire are integrally linear or the high-frequency antenna wire and the low-frequency antenna wire are integrally right-angled.
In the above aspect, the internal antenna includes: a first antenna, a second antenna, a third antenna; the radio frequency module comprises a first radio frequency module, a second radio frequency module and a first radio frequency module; wherein,
the first antenna is used for receiving a GPS signal and sending the GPS signal to the first radio frequency module for processing;
the second antenna is used for receiving WLAN signals and sending the WLAN signals to the second radio frequency module for processing;
and the third antenna is used for receiving the mobile terminal signal and sending the mobile terminal signal to the third radio frequency module for processing.
In the above solution, the mobile terminal signal includes: GSM signals, WCDMA signals.
The invention provides a communication method of a mobile terminal with built-in antennas, which is characterized in that more than one built-in antenna is arranged at a clearance of a PCB of the mobile terminal; the method further comprises the following steps:
the built-in antenna of the mobile terminal receives the electromagnetic wave signal, and the radio frequency module of the mobile terminal performs radio frequency processing on the received electromagnetic wave signal.
In the above scheme, the built-in antenna is a linear antenna or a right-angle antenna, and a certain distance is respectively kept between the built-in antenna and the edge of the adjacent PCB edge; a feed point pin of the built-in antenna is connected with the input end of a radio frequency module; and the grounding pins of the built-in antenna are connected with the grounding end in the mobile terminal.
In the above solution, the electromagnetic wave signal includes: GPS signals, WLAN signals, mobile terminal signals;
the mobile terminal signals comprise GSM signals and WCDMA signals.
The invention provides a built-in antenna, a mobile terminal with the built-in antenna and a communication method thereof.A metal bar antenna is arranged at a clearance part around a Printed Circuit Board (PCB) in the mobile terminal, can be in a linear type and a right-angle type, respectively keeps a certain distance from the edge of the adjacent PCB, and is connected with a radio frequency module of the PCB through a feed pin; compared with the built-in antenna in the prior art, the built-in antenna greatly reduces the occupied space of the antenna; and, according to the needs of practical application, a plurality of antennas can be flexibly arranged at clearance positions around the PCB of the mobile terminal, and the antennas can be utilized to respectively realize various functions such as a GPS positioning function, a WLAN function, a mobile terminal communication function and the like.
Drawings
FIG. 1 is a schematic view of a linear antenna according to the present invention;
FIG. 2 is a schematic diagram of a right angle antenna of the present invention;
FIG. 3 is a schematic diagram of a mobile terminal with an internal antenna according to an embodiment of the present invention;
fig. 4 is a flowchart illustrating a method for implementing communication by a mobile terminal with an internal antenna according to the present invention.
Detailed Description
Hereinafter, some embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily implement the technical spirit of the present invention. In addition, in explaining the present invention, if a detailed description of known functions and configurations will make the gist of the present invention unclear, the detailed description will be omitted. Embodiments of the present invention are provided to provide those skilled in the art with a more complete technical disclosure. Therefore, the shapes, sizes, and the like of elements in the drawings may be exaggerated for the sake of highlighting the effect of the description.
An internal antenna according to an embodiment of the present invention, a mobile terminal using the internal antenna of the present invention, and a communication method thereof will be described with reference to the accompanying drawings.
Fig. 1 is a schematic view of a linear antenna according to the present invention, as shown in fig. 1, the linear antenna includes: the antenna comprises a high-frequency antenna trace 11, a low-frequency antenna trace 12, a feeding point 13 for connecting the high-frequency antenna trace 11 and the low-frequency antenna trace 12, a grounding point 14, a feeding pin 15, a grounding pin 16, a feeding conduction band 17 for connecting the feeding point 13 and the feeding pin 15, and a grounding conduction band 18 for connecting the grounding point 14 and the grounding pin 16; wherein,
the high-frequency antenna wire 11 is in a straight-line cylindrical shape, one end of the high-frequency antenna wire is connected with the feed point 13, and the other end of the high-frequency antenna wire is free;
here, the length of the high-frequency antenna trace 11 is L1, which is the length from the feeding point 13 to the clearance end, and the clearance refers to not connecting any device or point; since the length L1 satisfies the resonator condition is that it should be a quarter of the waveguide wavelength, for this reason, L1 should satisfy:
wherein λ 1 is the wavelength of the operating frequency of the high-frequency antenna trace 11, and is the effective dielectric constant of the medium of the high-frequency antenna trace 11; here, the high-frequency antenna trace 11 medium may be copper, iron, or the like;
the low-frequency antenna wire 12 and the high-frequency antenna wire 11 have the same shape and working principle, and the low-frequency antenna wire 12 and the high-frequency antenna wire 11 are integrally in a linear cylindrical shape; the difference lies in that: the length of the low-frequency antenna trace 12 is L2, and according to the resonator condition, the wavelength λ 2 of the working frequency of the low-frequency antenna trace 12 is different from the wavelength λ 1 of the working frequency of the high-frequency antenna trace 11; further, λ 1 is a high frequency wavelength, i.e., a short wavelength; λ 2 is a low frequency wavelength, i.e. a long wave;
here, the lengths of L1 and L2 may be adjusted according to the frequency and bandwidth of the designed antenna;
the feeding point 13 is positioned at the connecting part of the high-frequency antenna wire 11 and the low-frequency antenna wire 12 and is connected with a feeding pin 15 through a feeding conduction band 17; wherein the feed conduction strip 17 is a feed metallisation hole passing through the feed point 13 and the feed pin 15;
the grounding point 14 is positioned near the feeding point 13 and is connected with the grounding pin 16 through a grounding conduction band 18; wherein the ground conduction strap 18 is a ground metallization hole through the ground point 14 and the ground pin 16;
the feed pin 15 is connected with a radio frequency circuit of the mobile terminal and used for transmitting a receiving signal and a sending signal;
the grounding pin 16 is connected to the grounding terminal of the mobile terminal.
Further, the grounding pin 16 can be omitted according to the design requirement; accordingly, the grounding point 14 and the grounding conductor 18 may be omitted.
Fig. 2 is a schematic diagram of a right-angle antenna according to the present invention, as shown in fig. 2, the right-angle antenna includes: a high frequency antenna trace 21, a low frequency antenna trace 22, a feeding point 23 connecting the high frequency antenna trace 21 and the low frequency antenna trace 22, a grounding point 24, a feeding pin 25, a grounding pin 26, a feeding conduction band 27 connecting the feeding point 23 and the feeding pin 25, and a grounding conduction band 28 connecting the grounding point 24 and the grounding pin 26; wherein,
the high-frequency antenna wire 21 is in a straight-line cylindrical shape, one end of the high-frequency antenna wire is connected with the feed point 23, and the other end of the high-frequency antenna wire is free;
here, the length of the high-frequency antenna trace 21 is L3, which is the length from the feeding point 23 to the clearance, which means no device or point is connected; since the length L3 satisfies the resonator condition is that it should be a quarter of the waveguide wavelength, for this reason, L3 should satisfy:
wherein λ 3 is the wavelength of the operating frequency of the high-frequency antenna trace 21, and is the effective dielectric constant of the medium of the high-frequency antenna trace 21; here, the high-frequency antenna trace 21 medium may be copper, iron, or the like;
the low-frequency antenna wire 22 and the high-frequency antenna wire 21 have the same working principle, and the low-frequency antenna wire 22 and the high-frequency antenna wire 21 are integrally right-angled cylindrical; the difference lies in that: the low-frequency antenna trace 22 is in a right-angled cylindrical shape, one end of the low-frequency antenna trace is connected with a feed point, the other end of the low-frequency antenna trace is free, and the total length of two sides of the right angle is L4; and according to the resonator condition, the wavelength λ 4 of the working frequency of the low-frequency antenna trace 22 is different from the wavelength λ 3 of the working frequency of the high-frequency antenna trace 21; further, λ 3 is a high frequency wavelength, i.e., a short wave, and λ 4 is a low frequency wavelength, i.e., a long wave;
here, the lengths of L3 and L4 may be adjusted according to the frequency and bandwidth of the designed antenna;
the feeding point 23 is located at the connection part of the high-frequency antenna trace 21 and the low-frequency antenna trace 22, and is connected with the feeding pin 25 through a feeding conduction band 27; wherein the feed conduction strip 27 is a feed metallisation hole passing through the feed point 23 and the feed pin 25;
the grounding point 24 is positioned near the feeding point 23 and is connected with the grounding pin 26 through a grounding conduction band 28; wherein the ground conduction strap 28 is a ground metallization hole that passes through the ground point 24 and the ground pin 26;
the feed pin 25 is connected with a radio frequency circuit of the mobile terminal and used for transmitting a receiving signal and a sending signal;
the grounding pin 26 is connected to the ground terminal of the mobile terminal.
Further, the grounding pin 26 may be omitted according to design requirements; accordingly, the grounding point 24 and the grounding wire 28 may be omitted. Fig. 3 is a schematic diagram of a mobile terminal with an internal antenna according to an embodiment of the present invention, and as shown in fig. 3, the mobile terminal includes: more than one built-in antenna, more than one radio frequency module 34 positioned on the PCB, and a grounding terminal 35; wherein,
the built-in antenna is a linear antenna or a right-angle antenna, is respectively positioned at a clearance of the PCB, and keeps a certain distance from the edge of the adjacent PCB edge; here, the clearance refers to an area without any electrical components in the upper edge area of the PCB; the certain distance may be a distance of 4 to 10 mm;
a feed pin of the built-in antenna is connected with an input end of a radio frequency module 34; the ground pins of the internal antenna are all connected with the ground terminal 35.
The radio frequency module 34 is integrated on the PCB and configured to receive a radio frequency signal sent by a corresponding internal antenna and perform corresponding radio frequency processing on the radio frequency signal;
the ground terminal 35 is located on the PCB and is used to provide a PCB ground point to the internal antenna.
The built-in antenna and the radio frequency module corresponding to the built-in antenna can be respectively used for realizing a GPS positioning function, a WLAN function and a mobile terminal communication function.
In this embodiment, the mobile terminal includes three built-in antennas: a first antenna 31, a second antenna 32, and a third antenna 33;
the mobile terminal also includes three radio frequency modules 34: a first radio frequency module RF1, a second radio frequency module RF2 and a third radio frequency module RF3, wherein the RF1 is used for receiving GPS signals transmitted by the first antenna 31, the RF2 is used for receiving WLAN signals transmitted by the second antenna 32, and the RF3 is used for receiving mobile terminal signals transmitted by the third antenna 33;
specifically, the first antenna 31 is a linear antenna, is located in the clearance below the PCB, and keeps a certain distance S1 from the lower edge of the PCB; the length of S1 is 4-10mm, which can be adjusted according to the frequency and bandwidth of the designed antenna;
here, the first antenna 31 is configured to implement a GPS positioning function, and send a received GPS signal to the radio frequency module RF1 for radio frequency processing;
the second antenna 32 is a right-angle antenna and is positioned at the clear space above the left of the PCB, and the horizontal end and the vertical end of the antenna keep a certain distance S2 with the horizontal edge above the PCB and the vertical edge above the left, respectively; the length of S2 is 4-10mm, which can be adjusted according to the frequency and bandwidth of the designed antenna;
here, the second antenna 32 is configured to implement a WLAN function, and send a received WLAN signal to the radio frequency module RF2 for radio frequency processing;
the third antenna 33 is a right-angle antenna and is positioned at the clear space at the upper right of the PCB, and the horizontal end and the vertical end of the antenna respectively keep a certain distance S3 with the horizontal edge and the vertical edge of the PCB; the length of S3 is 4-10mm, which can be adjusted according to the frequency and bandwidth of the designed antenna;
here, the third antenna 33 is configured to implement a mobile communication function, and send the received mobile terminal signal to the radio frequency module RF3 for radio frequency processing;
here, the mobile terminal signal includes: GSM band signals, WCDMA band signals, etc.
Here, the positions of the first antenna 31, the second antenna 32 and the third antenna 33 may not be unique, and may be exchanged according to layout requirements; that is to say, the positions of the first antenna 31, the second antenna 32 and the third antenna 33 can be interchanged, as long as the original antenna routing length is not changed, so that the antennas can be arranged in a limited clean space around the PCB, and the specific situation can refer to the actual layout requirement.
Here, only three antennas are taken as an example, and in practical applications, if there are fewer or more antennas, the layout may be performed in a similar manner as described above.
Here, the one ground terminal 35 may not provide a PCB ground point to the internal antenna when the antenna has no ground pin according to design requirements.
Fig. 4 is a schematic flow chart of a communication method implemented by a mobile terminal with an internal antenna according to the present invention, as shown in fig. 4, the method includes:
step 401: arranging more than one built-in antenna at a clearance of a mobile terminal PCB;
the built-in antenna is a linear antenna or a right-angle antenna, and respectively keeps a certain distance from the edge of the adjacent PCB edge, and the certain distance can be 4-10 mm; a feed point pin of the built-in antenna is connected with the input end of a radio frequency module; and the grounding pins of the built-in antenna are connected with the grounding end in the mobile terminal.
Step 402: the built-in antenna of the mobile terminal receives electromagnetic wave signals, and the radio frequency module of the mobile terminal performs radio frequency processing on the received electromagnetic wave signals;
here, the mobile terminal is respectively used for receiving different types of electromagnetic wave signals through different built-in antennas; the electromagnetic wave signal includes: GPS signals, WLAN signals, mobile terminal signals, etc.; the mobile terminal signal includes a GSM signal, a WCDMA signal, and the like.
Before the electromagnetic wave signal is subjected to radio frequency processing, if the signal strength received by the antenna is not ideal, the signal received by the antenna can be firstly passed through an antenna matching network to enhance the signal received by the antenna; the antenna matching network can be realized by a circuit consisting of a plurality of resistors and capacitors;
here, the mobile terminal includes more than one radio frequency processing module, which respectively performs radio frequency processing on GPS signals, WLAN signals and mobile terminal signals sent from different built-in antennas.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (6)
1. An internal antenna, comprising: the antenna comprises a high-frequency antenna wire, a low-frequency antenna wire, a feed point, a ground point, a feed pin, a ground pin, a feed conduction band and a ground conduction band; wherein,
the high-frequency antenna wire and the low-frequency antenna wire are connected through a feed point;
the feed point is connected with a feed pin through a feed conduction band, and the feed pin is connected with a radio frequency circuit of the mobile terminal;
the grounding point is connected with a grounding pin through a grounding conduction band, and the grounding pin is connected with the grounding end of the mobile terminal;
the high-frequency antenna wire is in a linear cylinder shape, one end of the high-frequency antenna wire is connected with the feed point, and the other end of the high-frequency antenna wire is free;
the low-frequency antenna wire is in a linear cylinder shape or a right-angle cylinder shape, one end of the low-frequency antenna wire is connected with the feed point, and the other end of the low-frequency antenna wire is free;
correspondingly, the high-frequency antenna wire and the low-frequency antenna wire are integrally linear or right-angled;
the built-in antennas are respectively positioned at clearance positions of the PCB and respectively keep a certain distance from the edges of the adjacent PCB edges.
2. A mobile terminal with an internal antenna, the mobile terminal comprising: more than one built-in antenna, more than one radio frequency module on the PCB, and a grounding terminal; wherein,
the built-in antennas are respectively positioned at clearance positions of the PCB and respectively keep a certain distance from the edges of the adjacent PCB edges; a feed point pin of the built-in antenna is connected with the input end of a radio frequency module; the grounding pins of the built-in antenna are connected with a grounding end; the built-in antenna includes: the antenna comprises a high-frequency antenna wire, a low-frequency antenna wire, a feed point, a ground point, a feed pin, a ground pin, a feed conduction band and a ground conduction band; wherein,
the high-frequency antenna wire and the low-frequency antenna wire are connected through a feed point;
the feed point is connected with a feed pin through a feed conduction band, and the feed pin is connected with a radio frequency circuit of the mobile terminal;
the grounding point is connected with a grounding pin through a grounding conduction band, and the grounding pin is connected with the grounding end of the mobile terminal;
the high-frequency antenna wire is in a linear cylinder shape, one end of the high-frequency antenna wire is connected with the feed point, and the other end of the high-frequency antenna wire is free;
the low-frequency antenna wire is in a linear cylinder shape or a right-angle cylinder shape, one end of the low-frequency antenna wire is connected with the feed point, and the other end of the low-frequency antenna wire is free;
correspondingly, the high-frequency antenna wire and the low-frequency antenna wire are integrally linear or right-angled;
the radio frequency module is integrated on the PCB and used for receiving the radio frequency signals sent by the corresponding built-in antenna and carrying out corresponding radio frequency processing on the radio frequency signals;
and the grounding end is positioned on the PCB and used for providing a grounding point of the PCB for the built-in antenna.
3. The mobile terminal of claim 2, wherein the internal antenna comprises: a first antenna, a second antenna, a third antenna; the radio frequency module comprises a first radio frequency module, a second radio frequency module and a third radio frequency module; wherein,
the first antenna is used for receiving a GPS signal and sending the GPS signal to the first radio frequency module for processing;
the second antenna is used for receiving WLAN signals and sending the WLAN signals to the second radio frequency module for processing;
and the third antenna is used for receiving the mobile terminal signal and sending the mobile terminal signal to the third radio frequency module for processing.
4. The mobile terminal of claim 3, wherein the mobile terminal signal comprises: GSM signals, WCDMA signals.
5. A communication method of a mobile terminal with built-in antenna is characterized in that more than one built-in antenna is arranged at the clearance of a mobile terminal PCB; the method further comprises the following steps:
the built-in antenna of the mobile terminal receives electromagnetic wave signals, and the radio frequency module of the mobile terminal performs radio frequency processing on the received electromagnetic wave signals; wherein the built-in antenna includes: the antenna comprises a high-frequency antenna wire, a low-frequency antenna wire, a feed point, a ground point, a feed pin, a ground pin, a feed conduction band and a ground conduction band; the built-in antenna is a linear antenna or a right-angle antenna; the built-in antennas are respectively positioned at clearance positions of the PCB and respectively keep a certain distance from the edges of the adjacent PCB edges; a feed point pin of the built-in antenna is connected with the input end of a radio frequency module; the grounding pins of the built-in antenna are connected with the grounding end in the mobile terminal; the high-frequency antenna wire and the low-frequency antenna wire are connected through a feed point; the feed point is connected with a feed pin through a feed conduction band, and the feed pin is connected with a radio frequency circuit of the mobile terminal; the grounding point is connected with a grounding pin through a grounding conduction band, and the grounding pin is connected with the grounding end of the mobile terminal; the high-frequency antenna wire is in a linear cylinder shape, one end of the high-frequency antenna wire is connected with the feed point, and the other end of the high-frequency antenna wire is free; the low-frequency antenna wire is in a linear cylinder shape or a right-angle cylinder shape, one end of the low-frequency antenna wire is connected with the feed point, and the other end of the low-frequency antenna wire is free; correspondingly, the high-frequency antenna wire and the low-frequency antenna wire are integrally linear or the high-frequency antenna wire and the low-frequency antenna wire are integrally right-angled.
6. The method of claim 5, wherein the electromagnetic wave signal comprises: GPS signals, WLAN signals, mobile terminal signals;
the mobile terminal signals comprise GSM signals and WCDMA signals.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210479227.XA CN103022637B (en) | 2012-11-22 | 2012-11-22 | A kind of built-in aerial, the mobile terminal of built-in aerial and communication means thereof |
| PCT/CN2013/081107 WO2013189325A1 (en) | 2012-11-22 | 2013-08-08 | Built-in antenna, mobile terminal of built-in antenna and communication method therefor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210479227.XA CN103022637B (en) | 2012-11-22 | 2012-11-22 | A kind of built-in aerial, the mobile terminal of built-in aerial and communication means thereof |
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| CN103022637A CN103022637A (en) | 2013-04-03 |
| CN103022637B true CN103022637B (en) | 2016-08-03 |
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| CN103022637B (en) * | 2012-11-22 | 2016-08-03 | 中兴通讯股份有限公司 | A kind of built-in aerial, the mobile terminal of built-in aerial and communication means thereof |
| US20150009075A1 (en) * | 2013-07-05 | 2015-01-08 | Sony Corporation | Orthogonal multi-antennas for mobile handsets based on characteristic mode manipulation |
| CN104659471A (en) * | 2013-11-21 | 2015-05-27 | 深圳富泰宏精密工业有限公司 | Inverted F-shaped antenna structure and portable electronic device provided with antenna structure |
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| CN101345341A (en) * | 2007-07-13 | 2009-01-14 | 清华大学 | Multiband antenna |
| CN101615725A (en) * | 2008-06-25 | 2009-12-30 | 索尼爱立信移动通信日本株式会社 | Multiband antenna and radio telecommunication terminal |
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| CN103022637A (en) | 2013-04-03 |
| WO2013189325A1 (en) | 2013-12-27 |
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