CN204761429U - Terminal device - Google Patents

Terminal device Download PDF

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Publication number
CN204761429U
CN204761429U CN201520439609.9U CN201520439609U CN204761429U CN 204761429 U CN204761429 U CN 204761429U CN 201520439609 U CN201520439609 U CN 201520439609U CN 204761429 U CN204761429 U CN 204761429U
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CN
China
Prior art keywords
described
input port
connected
output port
duplexer
Prior art date
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CN201520439609.9U
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Chinese (zh)
Inventor
陈林
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陈林
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Priority to CN201520439609.9U priority Critical patent/CN204761429U/en
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Publication of CN204761429U publication Critical patent/CN204761429U/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/38Transceivers, 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
    • H04B1/40Circuits

Abstract

The utility model relates to the field of communication technology, especially, relate to a terminal device, still include including control circuit 5 and 1, terminal device on the antenna: combiner 2, antenna switch 6, quadruplex ware 3 and quadruplex ware 4, control circuit 5 respectively and antenna switch 6, quadruplex ware 3 is connected with quadruplex ware 4, antenna switch 6's output Z2 is connected to the output port Z of 1, antenna switch 6's on the antenna input port A connection quadruplex ware 3, and antenna switch 6's input port C connects the output port Z1 of quadruplex ware 4, and antenna switch 6's input port B connects the output port Z3 of combiner 2, the input port Z5 of combiner 2 is connected to the output port Z of quadruplex ware 3, the input port Z4 of combiner 2 is connected to the output port Z1 of quadruplex ware 4. The embodiment of the utility model provides a route that decreases the device is not inserted through having the height through set up one for transmission signal to the work of discernment terminal device when non - carrier wave polymerization mode, can effectively avoid inserting the damage problem, improves the signal transmission quality.

Description

A kind of terminal equipment

Technical field

The utility model relates to a kind of communication equipment, particularly a kind of terminal equipment.

Background technology

Long Term Evolution (LongTermEvolution, is abbreviated as: the LTE) communication technology is comparatively universal in the whole world, but present mobile communication standard continues the transmission rate needing to improve data.For terminal equipment, such as, mobile phone or have the panel computer etc. of communication function, the mode of one of them important raising message transmission rate is carrier aggregation (CarrierAggregation, is abbreviated as: CA).Carrier aggregation allows single terminal equipment to be condensed together by multiple member carrier (ComponentCarrier, is abbreviated as: CC), realizes maximum transmission bandwidth, to reach maximum transmission rate.

See table 1, table 1 describes the frequency bandwidth of the member carrier used under wireless communication environments.In practical communication process, support that the terminal equipment of CDMA, GSM, LTE and/or LTE-Advanced may use one or more member carrier to carry out transfer of data simultaneously for one.In table 1, the first row on the left side represents the code name of each member carrier, and the uplink and downlink frequency bandwidth of each corresponding member carrier is shown in secondary series and the 3rd list, and the dual-mode of corresponding each member carrier is shown in the 4th list.Under the scene of non-carrier polymerization, the single member carrier of terminal equipment communicates; Under the scene of carrier aggregation, terminal equipment may be polymerized multiple member carrier and communicate, and is improved the message transmission rate of terminal equipment.

Table 1

Bandwidth of operation Upstream bandwidth Downlink bandwidth Dual-mode 1 1920~1980 2110~2170 FDD 2 1850~1910 1920~1990 FDD 3 1710~1785 1805~1880 FDD 4 1710~1755 2110~2155 FDD 5 824~849 869~894 FDD 6 830~840 865~875 FDD 7 2500~2570 2620~2690 FDD 8 880~915 925~960 FDD …… …… …… …… 19 830~845 875~890 FDD 20 832~862 791~821 FDD 21 1447.9~1462.9 1495.9~1510.9 FDD 22 3410~3500 3510~3600 FDD …… …… …… …… 37 1910~1930 1910~1930 TDD 38 2570~2620 2570~2620 TDD 39 1880~1920 1880~1920 TDD 40 2300~2400 2300~2400 TDD 41 3400~3600 3400~3600 TDD

See accompanying drawing 1, fig. 1 depicts in prior art, support the radio-frequency (RF) front-end circuit that the terminal equipment of carrier aggregation is conventional.This radio-frequency (RF) front-end circuit comprises dual-frequency channel merger 2, four multiplexer 3 and four multiplexers 4; Wherein, dual-frequency channel merger 2 one end is connected to antenna 1, and the signal after synthesis for carrier aggregation between frequency band, and is sent by antenna 1 by dual-frequency channel merger 2; Four multiplexers 3 and four multiplexers 4 are polymerized for frequency band intercarrier, and the signal after synthesis is sent to dual-frequency channel merger 2, dual-frequency channel merger 2 carries out carrier aggregation between frequency band to the signal that four multiplexers 3 and the transmission of four multiplexers 4 come further, and is sent by antenna 1 by the signal after polymerization.

Because dual-frequency channel merger 1 itself has Insertion Loss, especially, when processing high-frequency signal, Insertion Loss is very big.In addition, for supporting the radio-frequency (RF) front-end circuit of carrier aggregation between the polymerization of frequency band intercarrier and frequency band simultaneously, signal to be sent faces the secondary Insertion Loss that four multiplexers 3 or four multiplexers 4 and dual-frequency channel merger 2 bring, when terminal equipment is operated under non-carrier aggregation scheme, the tremendous influence that its signal transmitted is brought by Insertion Loss can, and then reduction signal transmission quality, cause data transmission period long, finally affect Consumer's Experience.

Utility model content

The utility model embodiment provides a kind of terminal equipment, in order to solve terminal equipment in prior art be operated in non-carrier aggregation scheme time, the huge Insertion Loss that its radio-frequency (RF) front-end circuit is brought, the problem that signal transmission quality is low.

The utility model embodiment provides a kind of terminal equipment, comprises, control circuit 5 and antenna 1, terminal equipment also comprises: mixer 2, duplexer 6, signal shift switch 3 and signal shift switch 4, control circuit 5 respectively with duplexer 6, signal shift switch 3 is connected with signal shift switch 4; The output port E of signal shift switch 3 is connected to the input port A of duplexer 6; The output port D of signal shift switch 3 is connected to the input port Z4 of mixer 2, and the output port Y of signal shift switch 4 is connected to the input port C of duplexer 6; The output port X of signal shift switch 4 is connected to the input port Z4 of mixer 2; The output Z2 of duplexer 6 is connected to described antenna 1; The input port A of duplexer 6 is connected to the output port E of signal shift switch 3; The input port C of duplexer 6 is connected to the output port Y of signal shift switch 4; The input port B of duplexer 6 is connected to the output port Z3 of mixer 2.

When the utility model embodiment identification terminal equipment is operated in non-carrier aggregation scheme, by setting up one for signal transmission without the path with high Insertion Loss device, can effectively avoid Insertion Loss problem, improving signal transmission quality.

Accompanying drawing explanation

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is in prior art, supports the radio-frequency (RF) front-end circuit structural representation that the terminal equipment of carrier aggregation is conventional;

A kind of terminal equipment structural representation that Fig. 2 provides for the utility model embodiment;

The another kind of terminal equipment structural representation that Fig. 3 provides for the utility model embodiment.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope of the utility model protection.

Embodiment one

With reference to accompanying drawing 2, its first embodiment provided for the utility model.As shown in Figure 2, terminal equipment comprises, control circuit 5 and antenna 1, and terminal equipment also comprises: mixer 2, duplexer 6, four multiplexer 3 and four multiplexers 4; Control circuit 5 respectively with duplexer 6, four multiplexers 3 are connected with four multiplexers 4; The output Z2 of duplexer 6 is connected to antenna 1, the input port A of duplexer 6 connects the output port Z of four multiplexers 3, the input port C of duplexer 6 connects the output port Z1 of four multiplexers 4, and the input port B of duplexer 6 connects the output port Z3 of described mixer 2; The input port Z5 of mixer 2 is connected to the output port Z of four multiplexers 3; The input port Z4 of mixer 2 is connected to the output port Z1 of four multiplexers 4.

When the utility model embodiment identification terminal equipment is operated in non-carrier aggregation scheme, by setting up one for signal to be passed without the path with high Insertion Loss device, can effectively avoid Insertion Loss problem, improving signal transmission quality.

It should be noted that, mixer 2 can be dual-frequency channel merger or tri-frequency combiner.

Also it should be noted that, the input port Z5 of mixer 2 and input port Z4 can be integrated into a port.

The present embodiment both can be used under terminal equipment is in the scene of carrier aggregation, also can be used under terminal equipment is in the scene of non-carrier polymerization.Illustrate now as follows:

Concrete, when terminal equipment is under the scene of carrier aggregation, control circuit 5 identification terminal equipment is in carrier aggregation mode of operation, and when needing to carry out carrier aggregation between frequency band, port B connected by control antenna switch 6, the signal that four multiplexers 3 and four multiplexers 4 are received separately is delivered to dual-frequency channel merger 2 place and is carried out carrier aggregation between frequency band, and the signal after polymerization arrives antenna 1 by duplexer 6, and launches through antenna 1.

When terminal equipment is under the scene of non-carrier polymerization, control circuit 5 identification terminal equipment is in non-carrier polymerization mode of operation, port A or C connected by control antenna switch 6, the signal that four multiplexers 3 or four multiplexers 4 receive directly can arrive antenna 1 by duplexer 6, and launch through antenna 1, this avoid, when terminal equipment is in non-carrier polymerization mode of operation, signal still needs the problem by dual-frequency channel merger 2, avoids the problem of the Insertion Loss that dual-frequency channel merger 2 brings., it should be noted that, four multiplexers 3 or four multiplexers 4 according to the actual needs, can accept the signal of different frequency range herein, and such as, can arrange four multiplexers 3 and be exclusively used in reception high-frequency signal, four multiplexers 4 are specifically designed to reception low frequency signal., also it should be noted that, high-frequency signal and low frequency signal are relative concepts, and the utility model is not limited herein, with the usual use general knowledge of those skilled in the art for reference.

The carrier frequency of reference table 1, such as, four multiplexers 3 receive the up-link carrier signal that carrier frequency is 3400KHZ, control circuit 5 identification terminal equipment is in non-carrier polymerization mode of operation, then port A connected by control antenna switch 6, carrier signal then directly can arrive antenna 1 through duplexer 6, and launches through antenna 1.

The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.

Embodiment two

With reference to accompanying drawing 3, its another embodiment provided for the utility model.As shown in Figure 3, terminal equipment comprises,

Control circuit 5 and antenna 1, terminal equipment also comprises: mixer 2, duplexer 6, signal shift switch 3 and signal shift switch 4, control circuit 5 respectively with duplexer 6, signal shift switch 3 is connected with signal shift switch 4; The output port E of signal shift switch 3 is connected to the input port A of duplexer 6; The output port D of signal shift switch 3 is connected to the input port Z4 of mixer 2, and the output port Y of signal shift switch 4 is connected to the input port C of duplexer 6; The output port X of signal shift switch 4 is connected to the input port Z4 of mixer 2; The output Z2 of duplexer 6 is connected to described antenna 1; The input port A of duplexer 6 is connected to the output port E of signal shift switch 3; The input port C of duplexer 6 is connected to the output port Y of signal shift switch 4; The input port B of duplexer 6 is connected to the output port Z3 of mixer 2.

When the utility model embodiment identification terminal equipment is operated in non-carrier aggregation scheme, by setting up one for signal to be passed without the path with high Insertion Loss device, can effectively avoid Insertion Loss problem, improving signal transmission quality.

It should be noted that mixer 2 can be dual-frequency channel merger or tri-frequency combiner.

Also it should be noted that, signal shift switch 3 and signal shift switch 4 are double-pole multithrow switch.

The present embodiment both can be used under terminal equipment is in the scene of carrier aggregation, also can be used under terminal equipment is in the scene of non-carrier polymerization.Illustrate now as follows:

Concrete, the operational environment of the radio-frequency (RF) front-end circuit that the present embodiment provides as accompanying drawing 3 disclose, comprising: antenna 1, duplexer 6, control circuit 5, dual-frequency channel merger 2, double-pole multithrow switch 3 and double-pole multithrow switch 4.Control circuit 5 effect in the present embodiment comprises control antenna switch 6 and double-pole multithrow switch 3 and double-pole multithrow switch 4; Dual-frequency channel merger 2 carries out the process of conjunction road for the signal transmitted double-pole multithrow switch 3 and double-pole multithrow switch 4 place.

The carrier frequency of reference table 1, illustrating is described the present embodiment.If the input interface G of double-pole multithrow switch 3, H, I, J, K, L, M and N arrange reception high-frequency signal, the input interface O of double-pole multithrow switch 4, P, Q, R, S, T, U and V arranges reception low frequency signal, it is to be noted that in the present embodiment, so-called high-frequency signal and low frequency signal are relative concepts, there is no absolute numerical value to be distinguished, in practical service environment, designer can arrange the frequency operating range of double-pole multithrow switch 3 and double-pole multithrow switch 4 according to actual conditions.

When terminal equipment is under the scene of carrier aggregation, such as, the K input port of double-pole multithrow switch 3 receives the carrier signal that frequency is 2300KHZ, and the U port accepts of double-pole multithrow switch 4 is the carrier signal of 840KHZ to frequency,

Control circuit 5 identification terminal equipment is in carrier aggregation mode of operation, and when carrier signal needs to carry out carrier aggregation between frequency band, port B connected by control circuit 5 control antenna switch 6, and control circuit 5 controls the connection that double-pole multithrow switch 3 connects its output port D and input port K, control circuit 5 also controls the connection that double-pole multithrow switch 4 connects its output port X and input port U, make two-way carrier signal can reach dual-frequency channel merger 2, and carry out carrier aggregation at dual-frequency channel merger 2 place, by the signal after being polymerized by duplexer port B, arrive antenna 1, and then be sent out away.

When terminal equipment is under the scene of non-carrier polymerization, such as, the K input port of double-pole multithrow switch 3 receives the carrier signal that frequency is 2300KHZ, control circuit 5 identification terminal equipment is in non-carrier polymerization mode of operation, when carrier signal is without the need to carrying out carrier aggregation between frequency band, port A connected by control circuit 5 control antenna switch 6, control circuit 5 also controls the connection that double-pole multithrow switch 3 connects its output port E and input port K, like this, carrier signal directly connects its output port E by double-pole multithrow switch 3, through duplexer port A, arrive antenna 1, and then be sent out away.So, under the mode of operation that this signal is polymerized in non-carrier, bypassed the Insertion Loss that dual-frequency channel merger brings, ensure that the quality of signal.The mode of operation of the double-pole multithrow switch 3 of foregoing description is suitable for double-pole multithrow switch 4 equally.

It also should be noted that: the dual-frequency channel merger 2 in above-described embodiment can be changed to tri-frequency combiner.If change the words of tri-frequency combiner into, then corresponding, need adaptive three double-pole multithrow switches, each double-pole multithrow switch can be set to the signal receiving different frequency, such as, can arrange first double-pole multithrow switch and receive low frequency signal, second double-pole multithrow switch receiving intermediate frequency signal, the 3rd double-pole multithrow switch receives high-frequency signal.Same, low frequency signal, intermediate-freuqncy signal and high-frequency signal are all relative concepts, and in practical service environment, designer can be arranged according to actual conditions.

The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.

Claims (6)

1. a terminal equipment, comprise, control circuit (5) and antenna (1), it is characterized in that, described terminal equipment also comprises: mixer (2), duplexer (6), signal shift switch (3) and signal shift switch (4), described control circuit (5) respectively with described duplexer (6), signal shift switch (3) is connected with signal shift switch (4); The output port (E) of described signal shift switch (3) is connected to the input port (A) of described duplexer (6); The output port (D) of described signal shift switch (3) is connected to the input port (Z4) of described mixer (2), and the output port (Y) of described signal shift switch (4) is connected to the input port (C) of described duplexer (6); The output port (X) of described signal shift switch (4) is connected to the input port (Z4) of described mixer (2); The output (Z2) of described duplexer (6) is connected to described antenna (1); The input port (A) of described duplexer (6) is connected to the output port (E) of described signal shift switch (3); The input port (C) of described duplexer (6) is connected to the output port (Y) of described signal shift switch (4); The input port (B) of described duplexer (6) is connected to the output port (Z3) of described mixer (2).
2. terminal equipment according to claim 1, is characterized in that, described mixer (2) is dual-frequency channel merger or tri-frequency combiner.
3. terminal equipment according to claim 1, is characterized in that, described signal shift switch (3) and described signal shift switch (4) are double-pole multithrow switch.
4. a terminal equipment, comprises, control circuit (5) and antenna (1), it is characterized in that, described terminal equipment also comprises: mixer (2), duplexer (6), four multiplexers (3) and four multiplexers (4); Described control circuit (5) respectively with described duplexer (6), four multiplexers (3) are connected with four multiplexers (4); The output (Z2) of described duplexer (6) is connected to described antenna (1), the input port (A) of described duplexer (6) connects the output port (Z) of described four multiplexers (3), the input port (C) of described duplexer (6) connects the output port (Z1) of described four multiplexers (4), and the input port (B) of described duplexer (6) connects the output port (Z3) of described mixer (2); The input port (Z5) of described mixer (2) is connected to the output port (Z) of described four multiplexers (3); The input port (Z4) of described mixer (2) is connected to the output port (Z1) of described four multiplexers (4).
5. terminal equipment according to claim 4, is characterized in that, described mixer (2) is dual-frequency channel merger or tri-frequency combiner.
6. terminal equipment according to claim 4, is characterized in that, input port (Z5) and the input port (Z4) of described mixer (2) are integrated into a port.
CN201520439609.9U 2015-06-24 2015-06-24 Terminal device CN204761429U (en)

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CN201520439609.9U CN204761429U (en) 2015-06-24 2015-06-24 Terminal device
PCT/CN2016/085028 WO2016206533A1 (en) 2015-06-24 2016-06-07 Terminal equipment

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CN107086873A (en) * 2017-06-19 2017-08-22 广东欧珀移动通信有限公司 Radio frequency switching circuit chip, radio circuit, antenna assembly and electronic equipment
CN107196668A (en) * 2017-06-19 2017-09-22 广东欧珀移动通信有限公司 Radio frequency switching circuit chip, radio circuit, antenna assembly and electronic equipment
CN107181497A (en) * 2017-06-30 2017-09-19 广东欧珀移动通信有限公司 Radio circuit, antenna assembly and electronic equipment
CN107359894A (en) * 2017-06-30 2017-11-17 广东欧珀移动通信有限公司 Radio circuit, antenna assembly and electronic equipment
CN107181497B (en) * 2017-06-30 2020-01-14 Oppo广东移动通信有限公司 Radio frequency circuit, antenna device and electronic equipment
CN107404324A (en) * 2017-07-17 2017-11-28 广东欧珀移动通信有限公司 Radio circuit, antenna assembly and electronic equipment
CN107404325A (en) * 2017-07-19 2017-11-28 广东欧珀移动通信有限公司 Radio circuit, antenna assembly and electronic equipment
CN107483060A (en) * 2017-07-25 2017-12-15 广东欧珀移动通信有限公司 Radio circuit, antenna assembly and electronic equipment
CN107332573A (en) * 2017-07-25 2017-11-07 广东欧珀移动通信有限公司 A kind of radio circuit, antenna assembly and electronic equipment
CN107493114A (en) * 2017-07-25 2017-12-19 广东欧珀移动通信有限公司 Radio circuit, antenna assembly and electronic equipment
CN108923816A (en) * 2018-05-28 2018-11-30 Oppo广东移动通信有限公司 Mobile terminal and its combiner device, combiner device by-path turn-on implementation method

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