CN105119627A - Circuit board and electronic equipment - Google Patents
Circuit board and electronic equipment Download PDFInfo
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- CN105119627A CN105119627A CN201510583743.0A CN201510583743A CN105119627A CN 105119627 A CN105119627 A CN 105119627A CN 201510583743 A CN201510583743 A CN 201510583743A CN 105119627 A CN105119627 A CN 105119627A
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Abstract
The invention discloses a circuit board and electronic equipment. The circuit board comprises a first area for setting a switching device, which is used for receiving a first receiving signal; a second area which is used for setting a frequency-dividing device, which is connected with the switching device and is used for receiving an aggregate signal from the switching device while the first receiving signal specifically is the aggregate signal, and outputting a first signal and a second signal; a third area which is used for setting a first filter device, which is connected with the frequency-dividing device and which is used for filtering the first signal to obtain a first frequency band signal of a first frequency band; a fourth area which is used for setting a second filter device, which is connected with the frequency-dividing device and which is used for filtering the second signal to obtain a second frequency band signal of a second frequency band different from the first frequency band.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of circuit board and electronic equipment.
Background technology
The development of network technology not only brings conveniently information to user, and user not only can pass through web download or upload file, can also carry out video by the friend of network and various places, etc.
Because the bandwidth sometimes downloaded can not meet the demand of user, for this reason, carrier aggregation technology (CarrierAggregation, i.e. CA) is just passed through in prior art by two or more carrier aggregation together to support larger transmission bandwidth.
But to carrier aggregation technology, different regions operator requires that the frequency range supported is also different, the design of the carrier aggregation used is also different, in order to meet the design requirement of same terminal in market, different regions, prior art adopts the carrier aggregation design of compatible different regions in same terminal, specifically, by reserving the put area of device in accommodating each regional carrier aggregation design on one piece of circuit board.
Concrete, as shown in Figure 1, one piece of circuit board reserves for the band of position in three different regions carrier aggregation design modules corresponding to each device, as shown in Figure 1, altogether need for the device of ten in design module reserves ten regions.In addition, the filtering device of two in each design module and a frequency division device can also be placed in region corresponding on circuit board.At this moment, when terminal wherein one regional time just select corresponding carrier aggregation passage to communicate by switch module.
In the process of present inventor's technical scheme in invention the embodiment of the present application, find that above-mentioned prior art at least exists following technical problem:
Because circuit board of the prior art needs for the device in the carrier aggregation module in each area reserves regional space, and all devices in the carrier aggregation design module of different regions are arranged on corresponding region, so there is the large and technical problem that cost is high of arrangement space needed for circuit board because meeting carrier aggregation circuit design in electronic equipment of the prior art.
Summary of the invention
The embodiment of the present invention provides a kind of circuit board and electronic equipment, to there is the large and technical problem that cost is high of arrangement space needed for circuit board because meeting carrier aggregation circuit design for solving electronic equipment of the prior art, achieving the technique effect that dramatically saves on circuit-board laying-out area.
On the one hand, the embodiment of the present application provides a kind of circuit board, comprising:
First area, for arranging switching device, described switching device is for receiving the first Received signal strength;
Second area, for arranging the frequency division device be connected with described switching device, described frequency division device is used for when described first Received signal strength is specially aggregate signal, receives described aggregate signal, and export the first signal and secondary signal from described switching device;
3rd region, for arranging the first filtering device be connected with described frequency division device, described first filtering device is used for carrying out filtering to described first signal, obtains the first frequency band signals of the first frequency range;
4th region, for arranging the second filtering device be connected with described frequency division device, described second filtering device is used for carrying out filtering to described secondary signal, obtains the second frequency band signals of second frequency range different from described first frequency range.
Alternatively, when described aggregate signal is the first frequency range/the second frequency range aggregate signal, described first filtering device is specially the first frequency band filter, for carrying out filtering to described first signal, obtains described first frequency band signals; Described second filtering device is specially the second frequency range duplexer, for carrying out filtering to described secondary signal, obtains described second frequency band signals.
Alternatively, when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described first frequency range duplexer is used for receiving described non-polymeric signal from described frequency division device, and carries out filtering to described non-polymeric signal, obtains described first frequency band signals.
Alternatively, when described aggregate signal is the 3rd frequency range/the 4th frequency range aggregate signal, described first filtering device is specially the 4th frequency band filter, for carrying out filtering to described first signal, obtains the 4th frequency band signals; Described second filtering device is specially the 3rd frequency band filter, for carrying out filtering to described secondary signal, obtains the 3rd frequency band signals.
Alternatively, when described aggregate signal is described 3rd frequency range/described 4th frequency range aggregate signal, described circuit board also comprises the 5th region, for arranging the first frequency range duplexer be connected with described switching device, for when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, receive described non-polymeric signal from described switching device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals.
Alternatively, described aggregate signal be the first frequency range/the 4th frequency range aggregate signal or the 3rd frequency range/the 4th frequency range aggregate signal time, described first filtering device is specially the 4th frequency band filter, for carrying out filtering to described first signal, obtains the 4th frequency band signals; Described second filtering device comprises the first frequency sub-band duplexer and the 3rd frequency band filter, after to described secondary signal filtering, obtains the first sub-band signals or the 3rd frequency band signals.
Alternatively, described aggregate signal be described first frequency range/described 4th frequency range aggregate signal or described 3rd frequency range/described 4th frequency range aggregate signal time, described circuit board also comprises the 5th region, for arranging the second frequency sub-band duplexer be connected with described switching device, for when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described non-polymeric signal is received from described switching device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals.
Alternatively, when described aggregate signal is the first frequency range/the 5th frequency range aggregate signal, described first filtering device is specially the first frequency range duplexer, for carrying out filtering to described first signal, obtains described first frequency band signals; Described second filtering device is specially the 5th frequency range duplexer, for carrying out filtering to described secondary signal, obtains the 5th frequency band signals.
Alternatively, when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described first frequency range duplexer is used for receiving described non-polymeric signal from described frequency division device, and carries out filtering to described non-polymeric signal, obtains described first frequency band signals.
On the other hand, the embodiment of the present application additionally provides a kind of electronic equipment, comprising:
Housing;
Circuit board;
Switching device, is arranged on the first area of described circuit board;
Frequency division device, is arranged on the second area of described circuit board;
First filtering device, is arranged on the 3rd region of described circuit board;
Second filtering device, is arranged on the 4th region of described circuit board.
Above-mentioned one or more technical scheme in the embodiment of the present application, at least has one or more technique effects following:
Owing to providing a kind of circuit board in the embodiment of the present application, comprising: first area, for arranging switching device, described switching device is for receiving the first Received signal strength; Second area, for arranging the frequency division device be connected with described switching device, described frequency division device is used for when described first Received signal strength is specially aggregate signal, receives described aggregate signal, and export the first signal and secondary signal from described switching device; 3rd region, for arranging the first filtering device be connected with described frequency division device, described first filtering device is used for carrying out filtering to described first signal, obtains the first frequency band signals of the first frequency range; 4th region, for arranging the second filtering device be connected with described frequency division device, described second filtering device is used for carrying out filtering to described secondary signal, obtains the second frequency band signals of second frequency range different from described first frequency range.That is, only just can required device be correspondingly set in the several specific region of the embodiment of the present application, and then efficiently solve in prior art and there is the large and technical problem that cost is high of arrangement space needed for circuit board because meeting carrier aggregation circuit design, achieve the technique effect of the layout area effectively saving circuit board.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described by the accompanying drawing used required in describing embodiment below, apparently, the accompanying drawing in the following describes is only some embodiments of the present invention.
Fig. 1 in prior art in order to meet the device block diagram in the circuit board designed by three different regions carrier aggregation design requirements;
A kind of board area block diagram that Fig. 2 provides for the embodiment of the present application one;
The device block diagram that described circuit board described by the first implementation that Fig. 3 provides for the embodiment of the present application one is corresponding;
The device block diagram that described circuit board described by the second implementation that Fig. 4 provides for the embodiment of the present application one is corresponding;
The device block diagram that described circuit board described by the third implementation that Fig. 5 provides for the embodiment of the present application one is corresponding;
The device block diagram that described circuit board described by the 4th kind of implementation that Fig. 6 provides for the embodiment of the present application one is corresponding;
The functional block diagram of a kind of electronic equipment that Fig. 7 provides for the embodiment of the present application two.
Embodiment
The embodiment of the present application provides a kind of circuit board and electronic equipment, there is the large and technical problem that cost is high of arrangement space needed for circuit board because meeting carrier aggregation circuit design for solving in prior art, achieving the technique effect of the layout area effectively saving circuit board.
Technical scheme in the embodiment of the present application is solve above-mentioned technical problem, and general thought is as follows:
A kind of circuit board, comprising:
First area, for arranging switching device, described switching device is for receiving the first Received signal strength;
Second area, for arranging the frequency division device be connected with described switching device, described frequency division device is used for when described first Received signal strength is specially aggregate signal, receives described aggregate signal, and export the first signal and secondary signal from described switching device;
3rd region, for arranging the first filtering device be connected with described frequency division device, described first filtering device is used for carrying out filtering to described first signal, obtains the first frequency band signals of the first frequency range;
4th region, for arranging the second filtering device be connected with described frequency division device, described second filtering device is used for carrying out filtering to described secondary signal, obtains the second frequency band signals of second frequency range different from described first frequency range.
Owing to providing a kind of circuit board in the embodiment of the present application, comprising: first area, for arranging switching device, described switching device is for receiving the first Received signal strength; Second area, for arranging the frequency division device be connected with described switching device, described frequency division device is used for when described first Received signal strength is specially aggregate signal, receives described aggregate signal, and export the first signal and secondary signal from described switching device; 3rd region, for arranging the first filtering device be connected with described frequency division device, described first filtering device is used for carrying out filtering to described first signal, obtains the first frequency band signals of the first frequency range; 4th region, for arranging the second filtering device be connected with described frequency division device, described second filtering device is used for carrying out filtering to described secondary signal, obtains the second frequency band signals of second frequency range different from described first frequency range.That is, technical scheme in the embodiment of the present application, can by multiplexing for the pad of the pad of filter and duplexer, multiple carrier aggregation circuit is realized to synthesize a circuit, and then only just can required device be correspondingly set in the embodiment of the present application subregion, and then efficiently solve in prior art and there is the large and technical problem that cost is high of arrangement space needed for circuit board because meeting carrier aggregation circuit design, achieve the technique effect of the layout area effectively saving circuit board.
In order to better understand technique scheme, below by accompanying drawing and specific embodiment, technical solution of the present invention is described in detail, the specific features being to be understood that in the embodiment of the present application and embodiment is the detailed description to technical solution of the present invention, instead of the restriction to technical solution of the present invention, when not conflicting, the technical characteristic in the embodiment of the present application and embodiment can be combined with each other.
Embodiment one
Please refer to Fig. 2, the embodiment of the present application one provides a kind of circuit board, comprising:
First area 20, for arranging switching device, described switching device is for receiving the first Received signal strength;
Second area 21, for arranging the frequency division device be connected with described switching device, described frequency division device is used for when described first Received signal strength is specially aggregate signal, receives described aggregate signal, and export the first signal and secondary signal from described switching device;
3rd region 22, for arranging the first filtering device be connected with described frequency division device, described first filtering device is used for carrying out filtering to described first signal, obtains the first frequency band signals of the first frequency range;
4th region 23, for arranging the second filtering device be connected with described frequency division device, described second filtering device is used for carrying out filtering to described secondary signal, obtains the second frequency band signals of second frequency range different from described first frequency range.
In the embodiment of the present application, the circuit board of foregoing description can be arranged on the inside of electronic equipment, this electronic equipment can be smart mobile phone, also can be panel computer, can also be notebook computer etc., just repeat no more at this.
In order to the technical scheme mentioned in the embodiment of the present application be described clearly, the embodiment of the present application uses following frequency band signals to carry out detailed explanation explanation.Wherein, the transmitting terminal frequency band of the carrier wave B1 related to is at 1920-1980MHz, receiving terminal frequency band is at 2110-2170MHz, the transmitting terminal frequency band of carrier wave B3 is at 1710-1785MHz, receiving terminal frequency band is at 1805-1880MHz, the transmitting terminal frequency band of carrier wave B4 is at 1710-1755MHz, receiving terminal frequency band is at 2110-2155MHz, the transmitting terminal frequency band of carrier wave B7 is at 2500-2570MHz, receiving terminal frequency band is at 2620-2690MHz, the transmitting terminal frequency band of carrier wave B10 is at 1710-1770MHz, receiving terminal frequency band is at 2110-2170MHz, the transmitting terminal frequency band of carrier wave B39 is at 1880-1920MHz, receiving terminal frequency band is at 1880-1920MHz, the transmitting terminal frequency band of carrier wave B41 is at 2496-2690MHz, receiving terminal frequency band is at 2496-2690MHz, etc., just do not repeat one by one at this.
In the embodiment of the present application, in order to ensure the information that described circuit board can receive miscellaneous equipment and sends.Described circuit board is provided with first area 20, and wherein, first area 20 is for arranging switching device.Give a concrete illustration, described switching device can be the device for receiving the signal sent from base station or antenna, wherein, signal can be the carrier aggregation signal of such as B39/B41, also can be the single signal such as B39 in carrier aggregation signal, can also be the single signal in other non-carrier aggregate signal, such as B4, B17 information, etc.Described switching device can be specifically the switch module of switch.
In the embodiment of the present application, in order to ensure that the signal received by described switching device is transmitting via different forehearth limbs, described circuit board is also provided with second area 21.Wherein, the frequency division device be connected with described switching device can be set at the second area 21 of described circuit board.In the embodiment of the present application, described frequency division device is used for when described first Received signal strength is specially aggregate signal, receives described aggregate signal, and export the secondary signal of the first signal from described switching device.Specifically, described frequency division device can be for by frequency band less for frequency-splitting separately and the duplexer (Duplexer) worked simultaneously, also can be by frequency band larger for two frequency-splittings separately and the frequency demultiplexer (Diplexer) that can simultaneously work.In addition, no matter be duplexer or frequency demultiplexer, corresponding filtering can be carried out to the received signal.When described first Received signal strength is specially aggregate signal, receives described aggregate signal from described switching device, and export the first signal and secondary signal.Giving a concrete illustration, when described aggregate signal is B39 and B41, after duplexer, just can being divided into the first forehearth limb for transmitting B39 signal, and for transmitting the alternate path branch of B41 signal.Certainly, to those skilled in the art, different frequency division devices can be used according to actual needs, just not repeat one by one at this.
In the embodiment of the present application, in order to ensure that the signal in each forehearth limb can meet carrier aggregation condition, secondary filtering can be carried out respectively in each forehearth limb, filtering is carried out to the spurious signal that each forehearth limb receives, in concrete implementation process, described circuit board is provided with the 3rd region 22 and the 4th region 23.Wherein, arrange first filtering device be connected with described frequency division device in the 3rd region 22, described first filtering device is used for carrying out filtering to described first signal, obtains the first frequency band signals of the first frequency range; One the second filtering device be connected with described frequency division device being set in the 4th region 23, for carrying out filtering to described secondary signal, obtaining second frequency band signals different from described first frequency range.Such as, during in order to obtain B3 and B39 carrier aggregation signal, once spurious signal enters in communication leg, certainly will will affect communication quality, be B10 in spurious signal, and the first signal in the first forehearth limb be B3 signal and B10 signal time, by arranging the filter of a B3 frequency range in the first forehearth limb, just by corresponding for B10 frequency range filtering, thus communication quality can be ensure that.
In the embodiment of the present application, receiving described first Received signal strength based on described switching device may be aggregate signal, also may be the situation of non-aggregate signal, the circuit board in the embodiment of the present application has following four kinds of implementations, but is not limited only to following four kinds of implementations.
The first implementation
In the embodiment of the present application, the first implementation is specially when described aggregate signal is the first frequency range/the second frequency range aggregate signal, described first filtering device is specially the first frequency band filter, for carrying out filtering to described first signal, obtains described first frequency band signals; Described second filtering device is specially the second frequency range duplexer, for carrying out filtering to described secondary signal, obtains described second frequency band signals.Give a concrete illustration, when described aggregate signal is the aggregate signal of B3 and B41 that China often uses, described first filter is specially the filter of B3 corresponding band, for carrying out filtering to the first signal after frequency division device in the first forehearth limb, obtain the signal of B3 corresponding frequency band, described second filter is specially the filter of B41 corresponding band, for carrying out filtering to the first signal after frequency division device in alternate path branch, obtain the signal of B41 corresponding band.
In the embodiment of the present application, when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described first frequency range duplexer is used for receiving described non-polymeric signal from described frequency division device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals.Give a concrete illustration, it is the non-polymeric signal comprising B3 corresponding band at described first Received signal strength, certainly other aggregate signal can also be had in described first Received signal strength, etc., described first frequency range duplexer is specially B3 frequency range duplexer, this duplexer is used for the signal receiving non-polymeric signal B3 frequency range from described frequency division device, and carries out filtering to described non-polymeric signal B3, and then obtains the signal of B3 frequency range.Such as, the communication requirement that simultaneously can meet China B3 and B41 carrier aggregation communication requirement and European B3 is specially at circuit board, enter Europe at the electronic equipment being provided with this circuit board once by China, the signal receiving B3 frequency range through B3/B41 frequency division device is carried out filtering process by the duplexer of B3 frequency range.Specifically, because duplexer is made up of multiple filter, the duplexer for B3 frequency range can carry out filtering to the non-polymeric signal received, and then obtains the signal of B3 frequency range.In addition, the signal received due to frequency division device likely further comprises other spurious signal, such as, includes signal of B2 frequency range etc. in non-polymeric signal.In the embodiment of the present application, please refer to Fig. 3, be specially the device layout block diagram corresponding with the described circuit board described by the first implementation.
The second implementation
In the embodiment of the present application, the second implementation is specially when described aggregate signal is the 3rd frequency range/the 4th frequency range aggregate signal, described first filtering device is specially the 4th frequency band filter, for carrying out filtering to described first signal, obtains the 4th frequency band signals; Described second filtering device is specially the 3rd frequency band filter, for carrying out filtering to described secondary signal, obtains the 3rd frequency band signals.Give a concrete illustration, when described aggregate signal is specially the aggregate signal of B39 and B41 that China often uses, described first filtering device is specially B41 frequency band filter, for carrying out filtering to described first signal, obtains B41 frequency band signals; Described second filtering device is specially B39 frequency band filter, for carrying out filtering to described secondary signal, obtain B39 frequency band filter, wherein, described first signal is the signal at least comprising B41 frequency band signals, and described secondary signal is the signal at least comprising B39 frequency band signals.
In the embodiment of the present application, when described aggregate signal is specially the aggregate signal of B39 and B41, in order to meet the communication requirement of China B39 and B41 carrier aggregation communication requirement and European B3 simultaneously, described circuit board also comprises the 5th region 24, in the 5th region 24 for arranging the B3 frequency range duplexer be connected with described switching device, for when described first Received signal strength is specially the non-polymeric signal comprising B3 frequency band signals, described non-polymeric signal is received from described switching device, and filtering is carried out to described non-polymeric signal, obtain described B3 frequency band signals.In the embodiment of the present application, please refer to Fig. 4, be specially the device layout block diagram corresponding with the described circuit board described by the second implementation.
The third implementation
In the embodiment of the present application, the third implementation be specially described aggregate signal be the first frequency range/the 4th frequency range aggregate signal or the 3rd frequency range/the 4th frequency range aggregate signal time, described first filtering device is specially the 4th frequency band filter, for carrying out filtering to described first signal, obtain the 4th frequency band signals; Described second filter comprises the first frequency sub-band duplexer and the 3rd frequency band filter, after to described secondary signal filtering, obtains the first sub-band signals or the 3rd frequency band signals.Give a concrete illustration, in order to meet China B3 and B41 carrier aggregation communication requirement simultaneously, and B39 and B41 carrier aggregation communication requirement, can also arrange on described circuit board and can supply to supply B3 and B41 aggregate signal simultaneously, and the region of B39 and B41 aggregation information transmission.Specifically, described aggregate signal be B3/B41 aggregate signal or B39/B41 aggregate signal time, described first filtering device is specially B41 frequency band filter, for carrying out filtering to described first signal, obtains B41 frequency band signals; Described second filtering device comprises a B3 frequency range duplexer and B39 frequency band filter, after to described secondary signal filtering, obtains a B3 frequency band signals or B39 frequency band signals.In order to increase the compatibility of described circuit board, such as, the whole network of the China Mobile's carrier aggregation and CHINAUNICOM's carrier aggregation that meet Chinese market leads to type requirement, in the embodiment of the present application, utilize B3 (receiving terminal frequency range is 1805-1880MHz) and B39 (receiving terminal frequency range is 1880-1920MHz) continuous print feature in frequency range, B39 frequency band filter is synthesized to the device in B3 duplexer reception frequency range.If owing to directly B39 frequency band filter to be synthesized to the device in B3 duplexer reception frequency range, the frequency range of the B3 duplexer after being combined together is 1805-1920MHz, and broader bandwidth, the difficulty of device layout is large.That is, the degree-of-difficulty factor of design B3 full frequency band and B39 frequency band filter is large, cost is high, for this reason, in the embodiment of the present application, can adopt 1840-1880MHz and the B39 filtering in B3 frequency range its to design the two-in-one duplexer of B3/B39, that is, 1805-1840MHz frequency range in B3 frequency range is not needed to support carrier aggregation, the reception frequency range of B3 and B39 is designed to 1840-1920MHz, reduce device design cost further.
Continuing to continue to use described aggregate signal is B3/B41 aggregate signal, or the example of B39/B41 aggregate signal, due in the embodiment of the present application, in order to meet the compatibility to B3 full frequency band of described circuit board, when non-carrier is polymerized, B3 needs to support full frequency band, so, need to design an independent road B3 duplexer to meet design requirement, please refer to circuit board described in figure and also comprise the 5th region 24, for arranging the second frequency sub-band duplexer be connected with described switching device, for when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described non-polymeric signal is received from described switching device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals.Continue to continue to use above-mentioned example, in order to meet the communication requirement of overseas market to B3 full frequency band, the duplexer of a B3 full frequency band being set in the 5th region 24, thus ensure that the Design of Compatibility of described circuit board.In the embodiment of the present application, please refer to Fig. 5, be specially the device layout block diagram corresponding with the described circuit board described by the third implementation.
4th kind of implementation
In the embodiment of the present application, 4th kind of implementation is specially when described aggregate signal is the first frequency range/the 5th frequency range aggregate signal, described first filter is specially the first frequency range duplexer, for carrying out filtering to described first signal, obtains described first frequency band signals; Described second filtering device is specially the 5th frequency range duplexer, for carrying out filtering to described secondary signal, obtains the 5th frequency band signals.Give a concrete illustration, in the embodiment of the present application, in order to meet the communication requirement of external carrier aggregation, when described aggregate signal is B3/B7 aggregate signal, described first filtering device is specially the filter of B3 frequency range, for carrying out filtering to described first signal, obtains B3 frequency band signals; Described second filtering device is specially B7 frequency range duplexer, for carrying out filtering to described secondary signal, obtains B7 frequency band signals.
In the embodiment of the present application, described first Received signal strength can also be the non-polymeric signal comprising described first frequency band signals, now, described first frequency range duplexer is used for receiving described non-polymeric signal from described frequency division device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals.Give a concrete illustration, when described first Received signal strength is specially the non-polymeric signal comprising B3 frequency band signals, described B3 frequency range duplexer is used for receiving described non-polymeric signal from described frequency division device, and carries out filtering to described non-polymeric signal, obtains described B3 frequency band signals.In the embodiment of the present application, please refer to Fig. 6, be specially the device layout block diagram corresponding with the described circuit board described by the third implementation.
In the embodiment of the present application, to four kinds of implementations of described circuit board, mainly make use of multiplexing for the pad of the filter pad on described circuit board and duplexer, multiple carrier aggregation circuit is realized to synthesize a circuit, while effectively reducing circuit-board laying-out area, also ensure that on one piece of circuit board can the carrier aggregation design requirement of compatible B3/B41, B3/B7, B39/B41.Certainly, for a person skilled in the art, other circuit board can also be designed according to concrete user's request, just not repeat one by one at this.Embodiment two
Based on the inventive concept that embodiment one is same, please refer to Fig. 7, the embodiment of the present application additionally provides a kind of electronic equipment, comprising:
Housing 70;
Circuit board 71;
Switching device 72, is arranged on the first area of circuit board 71;
Frequency division device 73, is arranged on the second area of circuit board 71;
First filtering device 74, is arranged on the 3rd region of circuit board 71;
Second filtering device 75, is arranged on the 4th region of circuit board 71.
In addition, in the embodiment of the present application, after obtained described first frequency band signals and described second frequency band signals by circuit board 71, described first frequency band signals and described second frequency band signals are transferred to the radio-frequency (RF) transceiver in described electronic equipment, the carrier signal condensed together by described first frequency band signals and described second frequency band signals is obtained after described radio-frequency (RF) transceiver process, then described carrier signal is sent to the processor in described electronic equipment, thus add the transmission bandwidth of described electronic equipment, improve the downloading rate of user.
By the one or more technical schemes in the embodiment of the present application, following one or more technique effect can be realized:
Owing to providing a kind of circuit board in the embodiment of the present application, comprising: first area, for arranging switching device, described switching device is for receiving the first Received signal strength; Second area, for arranging the frequency division device be connected with described switching device, described frequency division device is used for when described first Received signal strength is specially aggregate signal, receives described aggregate signal, and export the first signal and secondary signal from described switching device; 3rd region, for arranging the first filtering device be connected with described frequency division device, described first filtering device is used for carrying out filtering to described first signal, obtains the first frequency band signals of the first frequency range; 4th region, for arranging the second filtering device be connected with described frequency division device, described second filtering device is used for carrying out filtering to described secondary signal, obtains the second frequency band signals of second frequency range different from described first frequency range.That is, technical scheme in the embodiment of the present application, can by multiplexing for the pad of the pad of filter and duplexer, multiple carrier aggregation circuit is realized to synthesize a circuit, and then only just can required device be correspondingly set in the embodiment of the present application subregion, and then efficiently solve in prior art and there is the large and technical problem that cost is high of arrangement space needed for circuit board because meeting carrier aggregation circuit design, achieve the technique effect of the layout area effectively saving circuit board.
Due to the circuit board provided in the embodiment of the present application, when described aggregate signal is the aggregate signal of the 3rd frequency range/the 4th frequency range, described circuit board also comprises the 5th region, for arranging the first frequency range duplexer be connected with described switching device, for when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described non-polymeric signal is received from described switching device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals, so, the described circuit board designed in the embodiment of the present application can simultaneously compatible aggregate signal and non-polymeric signal, the technique effect of the carrier aggregation communication requirement of different regions can be met.
Due to the circuit board provided in the embodiment of the present application, described aggregate signal be the first frequency range/the 4th frequency range aggregate signal or the 3rd frequency range/the 4th frequency range aggregate signal time, described first filtering device is specially the 4th frequency band filter, for carrying out filtering to described first signal, obtain the 4th frequency band signals; Described second filtering device comprises the first frequency sub-band duplexer and the 3rd frequency band filter, after to described secondary signal filtering, obtain the first sub-band signals or the 3rd frequency band signals, that is, the pad of filtering device and duplexer can be taken by the described circuit board designed in the embodiment of the present application, multiple carrier aggregation circuit can be realized to synthesize a circuit, thus while effectively saving layout area, ensure that the technique effect of the universality of described circuit board; In addition, the 3rd frequency band filter is synthesized in the first frequency sub-band duplexer, reduce further device layout cost.In addition, in order to when non-carrier is polymerized, described circuit board is also provided with the 5th region, while ensure that described circuit board compatibility, further ensures the technique effect of described circuit board to the reception of described first frequency band signals.
In specific implementation process, although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a circuit board, comprising:
First area, for arranging switching device, described switching device is for receiving the first Received signal strength;
Second area, for arranging the frequency division device be connected with described switching device, described frequency division device is used for when described first Received signal strength is specially aggregate signal, receives described aggregate signal, and export the first signal and secondary signal from described switching device;
3rd region, for arranging the first filtering device be connected with described frequency division device, described first filtering device is used for carrying out filtering to described first signal, obtains the first frequency band signals of the first frequency range;
4th region, for arranging the second filtering device be connected with described frequency division device, described second filtering device is used for carrying out filtering to described secondary signal, obtains the second frequency band signals of second frequency range different from described first frequency range.
2. circuit board as claimed in claim 1, it is characterized in that, when described aggregate signal is the first frequency range/the second frequency range aggregate signal, described first filtering device is specially the first frequency band filter, for carrying out filtering to described first signal, obtain described first frequency band signals; Described second filtering device is specially the second frequency range duplexer, for carrying out filtering to described secondary signal, obtains described second frequency band signals.
3. circuit board as claimed in claim 2, it is characterized in that, when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described first frequency range duplexer is used for receiving described non-polymeric signal from described frequency division device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals.
4. circuit board as claimed in claim 1, it is characterized in that, when described aggregate signal is the 3rd frequency range/the 4th frequency range aggregate signal, described first filtering device is specially the 4th frequency band filter, for carrying out filtering to described first signal, obtain the 4th frequency band signals; Described second filtering device is specially the 3rd frequency band filter, for carrying out filtering to described secondary signal, obtains the 3rd frequency band signals.
5. circuit board as claimed in claim 4, it is characterized in that, when described aggregate signal is described 3rd frequency range/described 4th frequency range aggregate signal, described circuit board also comprises the 5th region, for arranging the first frequency range duplexer be connected with described switching device, for when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described non-polymeric signal is received from described switching device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals.
6. circuit board as claimed in claim 1, it is characterized in that, described aggregate signal be the first frequency range/the 4th frequency range aggregate signal or the 3rd frequency range/the 4th frequency range aggregate signal time, described first filtering device is specially the 4th frequency band filter, for carrying out filtering to described first signal, obtain the 4th frequency band signals; Described second filtering device comprises the first frequency sub-band duplexer and the 3rd frequency band filter, after to described secondary signal filtering, obtains the first sub-band signals or the 3rd frequency band signals.
7. circuit board as claimed in claim 6, it is characterized in that, described aggregate signal be described first frequency range/described 4th frequency range aggregate signal or described 3rd frequency range/described 4th frequency range aggregate signal time, described circuit board also comprises the 5th region, for arranging the second frequency sub-band duplexer be connected with described switching device, for when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described non-polymeric signal is received from described switching device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals.
8. circuit board as claimed in claim 1, it is characterized in that, when described aggregate signal is the first frequency range/the 5th frequency range aggregate signal, described first filtering device is specially the first frequency range duplexer, for carrying out filtering to described first signal, obtain described first frequency band signals; Described second filtering device is specially the 5th frequency range duplexer, for carrying out filtering to described secondary signal, obtains the 5th frequency band signals.
9. circuit board as claimed in claim 8, it is characterized in that, when described first Received signal strength is specially the non-polymeric signal comprising described first frequency band signals, described first frequency range duplexer is used for receiving described non-polymeric signal from described frequency division device, and filtering is carried out to described non-polymeric signal, obtain described first frequency band signals.
10. an electronic equipment, comprising:
Housing;
Circuit board as described in claim arbitrary in claim 1-9;
Switching device, is arranged on the first area of described circuit board;
Frequency division device, is arranged on the second area of described circuit board;
First filtering device, is arranged on the 3rd region of described circuit board;
Second filtering device, is arranged on the 4th region of described circuit board.
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| CN201510583743.0A CN105119627B (en) | 2015-09-14 | 2015-09-14 | A kind of circuit board and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510583743.0A CN105119627B (en) | 2015-09-14 | 2015-09-14 | A kind of circuit board and electronic equipment |
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| CN105119627A true CN105119627A (en) | 2015-12-02 |
| CN105119627B CN105119627B (en) | 2018-08-31 |
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| CN105827272A (en) * | 2016-04-29 | 2016-08-03 | 上海与德通讯技术有限公司 | Carrier aggregation circuit and electronic device |
| CN106027078A (en) * | 2016-07-29 | 2016-10-12 | 广东欧珀移动通信有限公司 | Antenna device and mobile terminal |
| CN106100647A (en) * | 2016-07-29 | 2016-11-09 | 广东欧珀移动通信有限公司 | Radio circuit, antenna assembly and mobile terminal |
| CN106330212A (en) * | 2016-08-31 | 2017-01-11 | 联想(北京)有限公司 | Carrier aggregation receiving device and radio frequency front-end device |
| CN107317590A (en) * | 2017-06-20 | 2017-11-03 | 广东欧珀移动通信有限公司 | Radio frequency switching circuit chip, radio circuit, antenna assembly and electronic equipment |
| CN108449093A (en) * | 2018-02-24 | 2018-08-24 | 广东美晨通讯有限公司 | A kind of RF front-end circuit of terminal device and switchable radio frequency access |
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| CN105827272A (en) * | 2016-04-29 | 2016-08-03 | 上海与德通讯技术有限公司 | Carrier aggregation circuit and electronic device |
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| CN112152690A (en) * | 2020-09-18 | 2020-12-29 | Oppo广东移动通信有限公司 | Diversity reception apparatus, diversity reception method, and computer-readable storage medium |
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