CN107222221A - A kind of radio circuit and electronic equipment - Google Patents
A kind of radio circuit and electronic equipment Download PDFInfo
- Publication number
- CN107222221A CN107222221A CN201710567537.XA CN201710567537A CN107222221A CN 107222221 A CN107222221 A CN 107222221A CN 201710567537 A CN201710567537 A CN 201710567537A CN 107222221 A CN107222221 A CN 107222221A
- Authority
- CN
- China
- Prior art keywords
- combiner
- switch
- frequency port
- signal
- sequentially connected
- 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.)
- Withdrawn
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Classifications
-
- 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
- H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
- H04B1/0053—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
- H04B1/006—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transceivers (AREA)
Abstract
The embodiment of the present invention provides a kind of radio circuit, including front end module, combiner, first switch, second switch, third switch, the 4th switch, delay unit and antenna；The front end module has high frequency port, intermediate frequency port and low frequency port；The low frequency port is connected with the first input end of the combiner, second input of the intermediate frequency port, the 3rd switch and the combiner is sequentially connected, and the second input of the high frequency port, the 4th switch and the combiner is sequentially connected；The output port of the combiner, the first switch and the antenna are sequentially connected, and the first input end of the combiner, the delay unit, the output port of the second switch and the combiner are sequentially connected.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of radio circuit and electronic equipment.
Background technology
With the development of the communication technology, the communications band that mobile terminal can be supported is more and more.For example, LTE（Long
Term Evolution, Long Term Evolution）Signal of communication can include frequency in 700MHz to the signal between 2700MHz.
The radiofrequency signal that mobile terminal can be supported can be divided into low frequency signal, intermediate-freuqncy signal and high-frequency signal.Wherein, it is low
Frequency signal, intermediate-freuqncy signal and high-frequency signal are each again including multiple sub-band signals.Each sub-band signals are required for passing through
Antenna is transmitted into the external world.
Thus, carrier aggregation is generated（Carrier Aggregation, abbreviation CA）Technology., can be with by carrier aggregation
Multiple sub-band signals are condensed together, to improve network up and down transmission rate.
At present, the frequency resource of each global Communications Market is different.The common carrier of different zones possesses difference
Communication spectrum distribution, therefore also there is the frequency range requirements of combination of different carrier aggregations.However, current carrier aggregation energy
Enough frequency ranges being polymerize are single, lack of diversity, it is impossible to meet the demand.
The content of the invention
The embodiment of the present invention provides a kind of radio circuit and electronic equipment, can improve electronic equipment to radiofrequency signal carrier wave
The diversity of polymerization.
The embodiment of the present invention provides a kind of radio circuit, including front end module, combiner, first switch, second switch, the
Three switches, the 4th switch, delay unit and antenna；
The front end module has high frequency port, intermediate frequency port and low frequency port；The low frequency port and the combiner
First input end is connected, and the second input of the intermediate frequency port, the 3rd switch and the combiner is sequentially connected, institute
The second input for stating high frequency port, the 4th switch and the combiner is sequentially connected；The output end of the combiner
Mouthful, the first switch and the antenna be sequentially connected, it is the first input end of the combiner, the delay unit, described
The output port of second switch and the combiner is sequentially connected.
Preferably, the front end module includes RF transceiver, amplifier module and filtering unit, the radio-frequency receiving-transmitting
Device, the amplifier module and the filtering unit are sequentially connected electrically, and the filtering unit has the high frequency port, low frequency end
Mouth and intermediate frequency port.
A kind of electronic equipment of the embodiment of the present invention, including the radio circuit described in any of the above-described.
Radio circuit and electronic equipment provided in an embodiment of the present invention, can control the carrier wave of multiple frequency range radiofrequency signal to gather
Close, so as to improve the diversity of electronic equipment carrier aggregation, it is that can be achieved three by the combiner of two inputs
The carrier aggregation of road signal, the beneficial effect with saving components.
Brief description of the drawings
Fig. 1 is the circuit theory diagrams of radio circuit provided in an embodiment of the present invention.
Embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of
The description present invention and simplified description, rather than indicate or imply that the device or element of meaning must have specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, and it is not intended that indicating or implying relative importance or the implicit quantity for indicating indicated technical characteristic.
Thus, " first " is defined, one or more feature can be expressed or be implicitly included to the feature of " second ".
In description of the invention, " multiple " are meant that two or more, unless otherwise specifically defined.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection or can mutually communicate；Can be joined directly together, can also be by between intermediary
Connect connected, can be connection or the interaction relationship of two elements of two element internals.For the ordinary skill of this area
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not direct contact but by it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.In order to
Simplify disclosure of the invention, hereinafter the part and setting of specific examples are described.Certainly, they are only merely illustrative, and
And purpose does not lie in the limitation present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, between discussed various embodiments itself are not indicated and/or are set
Relation.In addition, the invention provides various specific techniques and material example, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
The embodiment of the present invention provides a kind of radio circuit, including front end module 10, combiner 20, first switch 40,
The switch 70 of the switch of second switch the 50, the 3rd the 60, the 4th, delay unit 80 and antenna 30.
The front end module 10 has high frequency port, intermediate frequency port and low frequency port；The of low frequency port and combiner 20
One input is connected, and intermediate frequency port, the 3rd switch 60 and the second input of combiner 20 are sequentially connected, high frequency port, the
Second input of four switches 70 and combiner 20 is sequentially connected；The output port of the combiner 20, the first switch
40 and the antenna 30 be sequentially connected, the first input end of the combiner 20, delay unit 80, the second switch 50 with
And the output port of the combiner 20 is sequentially connected.
Preferably, the front end module 10 includes RF transceiver 11, amplifier module 12 and filtering unit 13, described to penetrate
Frequency transceiver 11, the amplifier module 12 and the filtering unit 13 are sequentially connected electrically, and the filtering unit 13 has described
High frequency port, low frequency port and intermediate frequency port.
In the present invention, the first aggregate signal is passed through to the first input of combiner after delay unit the first duration of delay
End is transferred to the first combiner, while delay unit transmits first aggregate signal, the high frequency port of the front end module
High-frequency signal is transmitted to combiner so that first aggregate signal and the high-frequency signal are carried in the combiner
Ripple polymerize.
A kind of electronic equipment of the embodiment of the present invention, including the radio circuit described in any of the above-described.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means with reference to the embodiment or example description
Specific features, structure, material or feature are contained at least one embodiment of the present invention or example.In this specification
In, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, the specific spy of description
Levy, structure, material or feature can in an appropriate manner be combined in any one or more embodiments or example.
In summary, although the present invention it is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limit
The system present invention, one of ordinary skill in the art without departing from the spirit and scope of the present invention, can make various changes and profit
Adorn, therefore protection scope of the present invention is defined by the scope that claim is defined.
In summary, although the present invention it is disclosed above with preferred embodiment, but above preferred embodiment and be not used to limit
The system present invention, one of ordinary skill in the art without departing from the spirit and scope of the present invention, can make various changes and profit
Adorn, therefore protection scope of the present invention is defined by the scope that claim is defined.
Claims (3)
1. a kind of radio circuit, it is characterised in that including front end module, combiner, first switch, second switch, third switch,
4th switch, delay unit and antenna；
The front end module has high frequency port, intermediate frequency port and low frequency port；The low frequency port and the combiner
First input end is connected, and the second input of the intermediate frequency port, the 3rd switch and the combiner is sequentially connected, institute
The second input for stating high frequency port, the 4th switch and the combiner is sequentially connected；The output end of the combiner
Mouthful, the first switch and the antenna be sequentially connected, it is the first input end of the combiner, the delay unit, described
The output port of second switch and the combiner is sequentially connected；
The intermediate frequency port of the front end module sends intermediate-freuqncy signal in the first duration, while low frequency port sends low frequency letter
Number；Intermediate-freuqncy signal and low frequency signal are aggregated into the first aggregate signal by the combiner, and by the first aggregate signal send to
Delay unit；
The first aggregate signal is transferred to first by the first input end of combiner after delay unit the first duration of delay
Combiner, while delay unit transmits first aggregate signal, the high frequency port transmission high-frequency signal of the front end module
To combiner so that first aggregate signal and the high-frequency signal carry out carrier aggregation in the combiner.
2. radio circuit according to claim 1, it is characterised in that the front end module includes RF transceiver, amplification
Component and filtering unit, the RF transceiver, the amplifier module and the filtering unit are sequentially connected electrically, the filter
Ripple component has the high frequency port, low frequency port and intermediate frequency port.
3. a kind of electronic equipment, it is characterised in that including the radio circuit described in claim 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710567537.XA CN107222221A (en) | 2017-07-12 | 2017-07-12 | A kind of radio circuit and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710567537.XA CN107222221A (en) | 2017-07-12 | 2017-07-12 | A kind of radio circuit and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107222221A true CN107222221A (en) | 2017-09-29 |
Family
ID=59952285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710567537.XA Withdrawn CN107222221A (en) | 2017-07-12 | 2017-07-12 | A kind of radio circuit and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107222221A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109951208A (en) * | 2017-12-20 | 2019-06-28 | 广东欧珀移动通信有限公司 | Radio circuit, antenna assembly and electronic equipment |
| CN109951204A (en) * | 2017-12-20 | 2019-06-28 | 广东欧珀移动通信有限公司 | Radio circuit, antenna assembly and electronic equipment |
| CN109951203A (en) * | 2017-12-20 | 2019-06-28 | 广东欧珀移动通信有限公司 | Radio circuit, antenna assembly and electronic equipment |
-
2017
- 2017-07-12 CN CN201710567537.XA patent/CN107222221A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109951208A (en) * | 2017-12-20 | 2019-06-28 | 广东欧珀移动通信有限公司 | Radio circuit, antenna assembly and electronic equipment |
| CN109951204A (en) * | 2017-12-20 | 2019-06-28 | 广东欧珀移动通信有限公司 | Radio circuit, antenna assembly and electronic equipment |
| CN109951203A (en) * | 2017-12-20 | 2019-06-28 | 广东欧珀移动通信有限公司 | Radio circuit, antenna assembly and electronic equipment |
| CN109951204B (en) * | 2017-12-20 | 2021-06-15 | Oppo广东移动通信有限公司 | Radio frequency circuit, antenna device and electronic equipment |
| CN109951203B (en) * | 2017-12-20 | 2021-06-15 | Oppo广东移动通信有限公司 | Radio frequency circuit, antenna device and electronic equipment |
| CN109951208B (en) * | 2017-12-20 | 2021-06-15 | Oppo广东移动通信有限公司 | Radio frequency circuit, antenna device and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170929 |