CN110198175A - Wireless device, RF IC and electric terminal - Google Patents
Wireless device, RF IC and electric terminal Download PDFInfo
- Publication number
- CN110198175A CN110198175A CN201910577658.1A CN201910577658A CN110198175A CN 110198175 A CN110198175 A CN 110198175A CN 201910577658 A CN201910577658 A CN 201910577658A CN 110198175 A CN110198175 A CN 110198175A
- Authority
- CN
- China
- Prior art keywords
- interface
- circuit
- elastic slice
- wireless device
- tuning circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- H01Q1/2258—Supports; Mounting means by structural association with other equipment or articles used with computer equipment
- H01Q1/2266—Supports; Mounting means by structural association with other equipment or articles used with computer equipment disposed inside the computer
-
- 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
-
- 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
-
- 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
-
- 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
- H01Q5/10—Resonant antennas
-
- 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
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands
-
- 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
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/328—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors between a radiating element and ground
-
- 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
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/335—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors at the feed, e.g. for impedance matching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/401—Circuits for selecting or indicating operating mode
Abstract
The present invention relates to wireless communication technique fields, specifically disclose a kind of wireless device, RF IC and electric terminal, and the wireless device includes antenna body, switching switch, the first tuning circuit and exciting circuit；The antenna body is connected with grounding elastic slice and feed elastic slice；The switching switch is equipped at least two the oneth RF interfaces and one the 2nd RF interface, and each first RF interface passes through one first tuning circuit and connect with the grounding elastic slice, and the 2nd RF interface is connect with the feed elastic slice and exciting circuit respectively.The present invention provides a kind of wireless device, RF IC and electric terminal, and antenna body may be implemented in impedance-tumed and aperture and tune the free switching between the two, to improve antenna efficiency.
Description
Technical field
The present invention relates to wireless communication technique field more particularly to a kind of wireless device, RF IC and electronics are whole
End.
Background technique
Since the quantity of frequency range, function and mode needed for mobile phone operation is continuously increased, the front end RF of modern cell phones
(RFFE) design is also increasingly complicated.Need using more antennas, using carrier wave polymerization (CA), 4 × 4MIMO, Wi-Fi MIMO and
New broadband 5G frequency range provides higher data rate, thus the antenna amount in smart phone increase to from 4-6 8 or
More.At the same time, it is limited to the market orientation of mobile phone slimming, can be used for the reduced space of mobile system antenna, lead to day
Line efficiency reduces.
It can restore some loss performances by antenna tuning.If not implementing to tune, antenna is in limited frequency range
Outstanding performance may be implemented, but more optimized performance can then be realized in wider frequency range by increasing antenna tuning.
The mode of antenna tuning generally comprises the tuning of impedance-tumed and aperture, and said two devices can support LTE smart phone
It is required that more high bandwidth and carrier wave polymerization.They make antenna in entire LTE and 5G band limits can efficient operation, simultaneously also
Battery capacity can be saved, the slimming requirement for meeting mobile phone is conducive to.
The increasingly developed of the arrival in 5G epoch and comprehensively screen technology is not only that society provides huge progress, to antenna yet
More stringent requirements are proposed for performance, and existing single impedance-tumed or aperture tuning manner has been difficult to meet the need in market
It asks.
Summary of the invention
It is an advantage of the invention to provide a kind of wireless device, RF IC and electric terminals, may be implemented
Antenna body tunes the free switching between the two in impedance-tumed and aperture, to improve antenna efficiency.
To achieve these objectives, on the one hand, the present invention provides a kind of wireless device, including antenna body, switching switch, first
Tuning circuit and exciting circuit；
The antenna body is connected with grounding elastic slice and feed elastic slice；
The switching switch is equipped at least two the oneth RF interfaces and one the 2nd RF interface, and each first RF interface is equal
It is connect by one first tuning circuit with the grounding elastic slice, the 2nd RF interface is electric with the feed elastic slice and excitation respectively
Road connection.
Preferably, the wireless device further includes the second tuning circuit, one end of second tuning circuit with it is described
Exciting circuit connection, the other end are connect with the feed elastic slice and the 2nd RF interface respectively.
Preferably, first tuning circuit is single tuned cell or the circuit mould being made of several tuned cells
Block；Second tuning circuit is single tuned cell or the circuit module being made of several tuned cells.
Preferably, first tuning circuit includes at least one of capacitor and inductance.
Preferably, the switching switch further includes several on-off switches and the RFC interface for ground connection, and the 2nd RF connects
Mouth and each first RF interface pass through an on-off switch and connect with the RFC interface.
Preferably, the tuning capability of first tuning circuit connected from the first different RF interface tandems is different.
On the other hand, the present invention provides a kind of RF IC, is used for wireless device, the wireless device includes antenna
Main body, the antenna body are connected with grounding elastic slice and feed elastic slice, and the RF IC includes that switching switchs, first adjusts
Humorous circuit and exciting circuit；
The switching switch is equipped at least two the oneth RF interfaces and one the 2nd RF interface, and each first RF interface is equal
It is connect by one first tuning circuit with the grounding elastic slice, the 2nd RF interface is electric with the feed elastic slice and excitation respectively
Road connection.
Preferably, the RF IC further includes the second tuning circuit, the second tuning circuit series connection access
Between the exciting circuit and the 2nd RF interface.
Another aspect, it to further include group of screens that the present invention also provides a kind of electric terminals, including any of the above-described kind of wireless device
Part and rear shell, the antenna body are covered on the side at the top of the screen assembly close to the rear shell.
Preferably, the electric terminal is mobile phone or tablet computer.
The beneficial effects of the present invention are: a kind of wireless device, RF IC and electric terminal are provided, can only be led to
It crosses a switching switch and just realizes that aperture tuning and impedance-tumed shaping modes switch, not only can effectively improve antenna effect
Rate, moreover it is possible to greatly reduce itself the space occupied, be conducive to the design requirement that mobile phone meets slimming.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the functional block diagram for the RF IC that embodiment provides；
Fig. 2 is the circuit diagram for the wireless device that embodiment provides.
In figure:
1, antenna body；101, grounding elastic slice；102, elastic slice is fed；2, switching switch；201, the first RF interface；202,
Two RF interfaces；203, RFC interface；3, the first tuning circuit；4, exciting circuit；5, the second tuning circuit.
Specific embodiment
To enable the purpose of the present invention, feature, advantage more obvious and understandable, implement below in conjunction with the present invention
Attached drawing in example, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that reality disclosed below
Applying example is only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
In the description of the present invention, it is to be understood that, when a component is considered as " connection " another component, it can
To be directly to another component or may be simultaneously present the component being centrally located.When a component is considered as " setting
Set " another component, it, which can be, is set up directly on another component or may be simultaneously present the component being centrally located.
In addition, the indicating positions such as term " length " " short " "inner" "outside" or positional relationship for the orientation that is shown based on attached drawing or
Person's positional relationship is merely for convenience of the description present invention, rather than the device or original part of indication or suggestion meaning must have this
Specific orientation is operated with specific orientation construction, should not be understood as limitation of the invention with this.
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
The present embodiment provides a kind of electric terminals comprising wireless device, screen assembly and rear shell.Wireless device includes day
Line main body 1 and circuit board, the antenna body 1 are covered on the side at the top of the screen assembly close to the rear shell, the day
Line main body 1 is equipped with grounding elastic slice 101 and feed elastic slice 102.RF IC is equipped in circuit board.It is described to penetrate referring to Fig. 1
Frequency integrated circuit includes switching switch 2, the first tuning circuit 3 and exciting circuit 4.The switching switch 2 is equipped at least two the
One RF interface 201 and one the 2nd RF interface 202, each first RF interface 201 by one first tuning circuit 3 with it is described
Grounding elastic slice 101 connects, and the 2nd RF interface 202 is connect with the feed elastic slice 102 and exciting circuit 4 respectively.
Preferably, the electric terminal is mobile phone or tablet computer.
It should be noted that the first RF interface 201, the first tuning circuit 3 and grounding elastic slice 101 are connected in series.Generally,
From the tuning capability difference for the first tuning circuit 3 that the first different RF interfaces 201 is connected in series.
Preferably, switching switch 2 includes several on-off switches.It is understood that the first different RF interfaces 201 passes through
The first different tuning circuit 3 of tuning capability is connect with the antenna body 1, is made and the first different RF interfaces 201 connection
On-off switch closure can carry out aperture tuning to antenna body 1.When make the on-off switch being connect with the 2nd RF interface 202 be closed
When, the output parameter of change exciting circuit 4 can carry out antenna body 1 impedance-tumed.When the on-off of different interfaces is opened
Close close when, thus it is possible to vary antenna each frequency band antenna efficiency, by the way that on-off switch is matched to not in varied situations
Same interface can be antenna body 1 and be provided with preferably antenna efficiency in different frequency bands, to improve comprehensive antenna
Efficiency.
Preferably, RF IC further includes the second tuning circuit 5, one end of second tuning circuit 5 with it is described
Exciting circuit 4 connects, and the other end is connect with the feed elastic slice 102 and the 2nd RF interface 202 respectively.Specifically, by described
The series connection of two tuning circuits 5 is accessed between the exciting circuit 4 and the 2nd RF interface 202 and can be worked as a buffer to exciting circuit 4,
Enhance anti-interference ability.
If it should be noted that the first tuning circuit 3 in the present embodiment can for single tuned cell or for by
The circuit module of dry tuned cell composition.Similarly, second tuning circuit 5 may be single tuned cell or serve as reasons
The circuit module of several tuned cell compositions.Further, first tuning circuit 3 includes at least one in capacitor and inductance
Kind.
Fig. 2 is the circuit diagram for the wireless device that embodiment provides.
In order to facilitate displaying, mainly using single tuned cell as the first tuning circuit 3 and the second tuning circuit 5 in Fig. 2,
And the first the quantity of RF interface 201 be three, i.e. RF1, RF2 and RF3 in Fig. 2 are the first RF interface 201, RF4 second
RF interface 202.
Referring to Fig. 1 and Fig. 2, the switching switch 2 further includes several on-off switches and the RFC interface 203 for ground connection, institute
The 2nd RF interface 202 and each first RF interface 201 is stated to connect by an on-off switch and the RFC interface 203
It connects.Certainly, switching switch 2 can also including ground interface etc. several other interfaces.
Specifically, RF interface is also radio frequency interface, belong to analog signal interface.RFC (Remote Function Call,
Remote functionality is called) be interprogram communication between SAP system and between SAP and external system basic interface technology, Zhu Duoqi
The SAP interface and the communication technology of his higher, such as BAPI, ALE are all based on RFC realization.In SAP, it can be supplied to
The program module that other systems carry out far call is to support the functional module of RFC, i.e. RFM (remote-enabled
Function module supports the functional module of far call).
Traditional scheme can only realize single aperture tuning or impedance-tumed, two kinds of realization by a switching switch
The multiplexing of tuning manner needs two switches.Wireless device provided in this embodiment, can be only just real by a switching switch
The multiplexing of existing aperture tuning and impedance-tumed two kinds of shaping modes, the cost of product is reduced from design source, can not only be had
Effect improves antenna efficiency, moreover it is possible to greatly reduce itself the space occupied, be conducive to the design requirement that mobile phone meets slimming.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of wireless device, which is characterized in that including antenna body, switching switch, the first tuning circuit and exciting circuit；
The antenna body is connected with grounding elastic slice and feed elastic slice；
The switching switch is equipped at least two the oneth RF interfaces and one the 2nd RF interface, and each first RF interface passes through
One first tuning circuit is connect with the grounding elastic slice, and the 2nd RF interface connects with the feed elastic slice and exciting circuit respectively
It connects.
2. wireless device according to claim 1, which is characterized in that it further include the second tuning circuit, second tuning
One end of circuit is connect with the exciting circuit, and the other end is connect with the feed elastic slice and the 2nd RF interface respectively.
3. wireless device according to claim 2, which is characterized in that first tuning circuit is single tuned cell
Or the circuit module being made of several tuned cells；Second tuning circuit is for single tuned cell or by several tune
The circuit module of humorous element composition.
4. wireless device according to claim 3, which is characterized in that first tuning circuit includes in capacitor and inductance
At least one.
5. wireless device according to claim 1, which is characterized in that switching switch further include several on-off switches and
For the RFC interface of ground connection, the 2nd RF interface and each first RF interface pass through an on-off switch and institute
State the connection of RFC interface.
6. wireless device according to claim 1, which is characterized in that first connected from the first different RF interface tandems
The tuning capability of tuning circuit is different.
7. a kind of RF IC is used for wireless device, the wireless device includes antenna body, the antenna body connection
There are grounding elastic slice and feed elastic slice, which is characterized in that the RF IC includes switching switch, the first tuning circuit and swashs
Encourage circuit；
The switching switch is equipped at least two the oneth RF interfaces and one the 2nd RF interface, and each first RF interface passes through
One first tuning circuit is connect with the grounding elastic slice, and the 2nd RF interface connects with the feed elastic slice and exciting circuit respectively
It connects.
8. RF IC according to claim 7, which is characterized in that it further include the second tuning circuit, described second
Tuning circuit series connection accesses between the exciting circuit and the 2nd RF interface.
9. a kind of electric terminal, which is characterized in that further include screen including the described in any item wireless devices of claim 1~6
Component and rear shell, the antenna body are covered on the side at the top of the screen assembly close to the rear shell.
10. electric terminal according to claim 9, which is characterized in that the electric terminal is mobile phone or tablet computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910577658.1A CN110198175A (en) | 2019-06-28 | 2019-06-28 | Wireless device, RF IC and electric terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910577658.1A CN110198175A (en) | 2019-06-28 | 2019-06-28 | Wireless device, RF IC and electric terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110198175A true CN110198175A (en) | 2019-09-03 |
Family
ID=67755573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910577658.1A Pending CN110198175A (en) | 2019-06-28 | 2019-06-28 | Wireless device, RF IC and electric terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110198175A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022262478A1 (en) * | 2021-06-18 | 2022-12-22 | 安徽安努奇科技有限公司 | Tuning circuit and communication device |
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2019
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190903 |