CN2775945Y - PHS/WCDMA WLAN way integrating device - Google Patents

Abstract

The utility model relates to a PHS/WCDMA/WLAN combiner which is composed of a PHS&WCDMA/WLAN combiner and a PHS/WCDMA combiner which are in cascade connection by double anodes of SMA; the two combiners adopt coaxial cavity structure, and finally the utility model is packed by a box body. The PHS/WCDMA combiner is provided with a sensitivity absorption circuit and a compatibility absorption circuit. Thus, the isolation of PHS, WCDMA and WLAN frequency bands, particularly PHS and WCDMA frequency bands, is high, the technical index of the combiner is enhanced and the performance of a system is improved so as to be suitable for practicality.

Description

A kind of PHS/WCDMA/WLAN mixer

Technical field

The utility model relates to a kind of mixer of wireless communication field, particularly relates to a kind of PHS/WCDMA/WLAN mixer of networking.

Background technology

In the process of networking, require in transmission line, to transmit frequency ranges some or that certain is several, at this moment, enough big isolation is arranged, between the different frequency ranges so mixer has also just arisen at the historic moment in order to make networking not have big interference between each frequency band afterwards.

Mixer has a variety of with regard to its kind, coaxial cavity mixer wherein is made up of joint, joint mounting screw, silver-coated copper wire, cavity, inner wire, inner wire mounting screw, absorption circuit, polytetrafluoroethylene piece, cover plate, cover plate mounting screw, frequency tuning screw, coupling tuning screw, nut, pad etc.Its joint is connected the outside of cavity with the joint mounting screw, and joint inner core couples together with scolding tin by silver-coated copper wire and inner wire with scolding tin.Inner wire is installed in the bottom of cavity by the inner wire mounting screw, and absorption circuit is connected across groove part between two different chambeies by the polytetrafluoroethylene piece, and its position is on the center line of the inner wire in two chambeies.The two ends of absorption circuit equate to the distance of its contiguous inner wire.Cover plate is installed on the cavity by the cover plate mounting screw, and the screw thread that frequency tuning screw and coupling tuning screw pass on the cover plate can arrive inside cavity.Cover plate top tuning screw partly has pad and nut, when be tuned to can fastening nut behind the suitable position, with screw on the cover board.Though the citation form of various mixers is similar with inner formation, because different manufacturers has adopted the position and the number of incomplete same cavity body structure and absorption circuit, has caused the mixer version of different manufacturers and performance that very big difference is also arranged.But without exception be exactly outside tuning screw is exposed to, not only influenced attractive in appearance but also screw can produce after being collided looseningly, influence the operate as normal of mixer.And all there is the not high problem of isolation in this type of mixer before this.

In a word, mixer has satisfied the requirement of networking, very important use is arranged in networking, and in the communication process of present stage, frequency range is very nervous, accomplish that in very narrow frequency range very high isolation helps frequency is carried out more efficiently utilization, this just requires the technical staff further to improve its technical indicator.Be the index that develops skill, relevant producer there's no one who doesn't or isn't seeks solution painstakingly, and has taked various measures, though also can accomplish reasonable isolation,, but be to be cost to have sacrificed a part of frequency.

This shows that above-mentioned existing P SH/WCDMA/WLAN mixer obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that the PSH/WCDMA/WLAN mixer exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.

Because the defective that above-mentioned existing P SH/WCDMA/WLAN mixer exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of a kind of PHS/WCDMA/WLAN mixer of new structure, can improve general existing P SH/WCDMA/WLAN mixer, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.

Summary of the invention

Main purpose of the present utility model is, overcome the defective that existing P SH/WCDMA/WLAN mixer exists, and provide a kind of a kind of PHS/WCDMA/WLAN mixer of new structure, technical problem to be solved is to make its PHS, WCDMA, and the WLAN frequency range is PHS and WCDMA frequency range isolation height especially, improve the technical indicator of mixer, the performance of improvement system, thus be suitable for practicality more, and have the value on the industry.

The purpose of this utility model and solve its technical problem and realize by the following technical solutions.According to a kind of PHS/WCDMA/WLAN mixer that the utility model proposes, be characterized in: it is PHS/WCDMA mixer 2 and PHS﹠amp; WCDMA/WLAN mixer 1 is formed by the binode connection of SMA.The PHS/WCDMA/WLAN mixer is by PHS﹠amp; The input port of WCDMA/WLAND mixer 1 is as the input port.PHS﹠amp; The PSH﹠amp of WCDMA/WLAN mixer 1; The WCDMA mouth is as the input port of PHS/WCDMA mixer 2.Delivery outlet is realized by PHS road delivery outlet, WCDMA road delivery outlet and the WLAN road of PHS/WCDMA mixer 2 that then having formed like this has one to connect antenna opening and three delivery outlets.Two mixers have adopted the coaxial cavity structure, compositions such as their each free joints, joint mounting screw 4, silver-coated copper wire, cavity 12, inner wire 18, inner wire mounting screw 26, cover plate 13, cover plate mounting screw 7, tuning screw, pad 9, nut 8. the joint of two mixers is installed in cavity 12 outsides separately with joint mounting screw 4, the inner core of joint is connected to by silver-coated copper wire on the inner wire 18 in first chamber and last chamber, and inner wire 18 is installed in the bottom of cavity 12 by inner wire mounting screw 26.PHS/WCDMA mixer 2 is provided with monolateral perceptual absorption circuit 14, monolateral capacitive absorption circuit 11 and polytetrafluoroethylene piece 24.Capacitive absorption circuit 11 passes the through hole in the polytetrafluoroethylene piece 24, polytetrafluoroethylene piece 24 is installed in groove 19 positions in the cavity, capacitive absorption circuit 11 is connected across between two different chambeies, the distance that constitutes between the inner wire 18 in its two ends and two chambeies equates, and capacitive absorption circuit 11 can not contact with cavity 12 inwalls.Perception absorption circuit 14 is made of the perceptual absorption circuit welding hole 23 that silver-coated copper wire passes on the cover plate 13, its part in cavity 12 just in groove 19, when be tuned to behind the suitable position, be fixed on the cover plate 13 with scolding tin.Cover plate 13 is installed on the cavity 12 by cover plate mounting screw 7, have on the cover plate 13 and the corresponding cover plate screwed hole 21 of tuning screw, the cover plate screwed hole 21 that frequency tuning screw 15 and coupling tuning screw 16 can pass on the cover plate 13 arrives cavity 12 inside, and then can change the electrical length of inner wire, form filtering after reaching resonance frequency.When be tuned to can fastening nut 8 behind the suitable position, frequency tuning screw 15 and coupling tuning screw 16 are fixed on the cover plate 13, pad 5 can make screw more firm.Between its each cavity, by coupling aperture 6 each chamber is linked, will debug good mixer by outside box body and encapsulate.

The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further.

Aforesaid a kind of PHS/WCDMA/WLAN mixer, wherein said two mixer cascades form, and PHS/WCDMA mixer 2 has wherein adopted the structure in 24 chambeies, PHS﹠amp altogether; WCDMA/WLAN mixer 1 has adopted the structure in 15 chambeies altogether, and both are the square or rectangular structure of rule.

Aforesaid a kind of PHS/WCDMA/WLAN mixer, the tuning screw of two mixers of wherein said inside is deep in the cavity 12 by cover plate 13, PHS﹠amp wherein; Going up for public mouthful of WCDAM/WLAN mixer 1 adopts Y shape branched structure that the inner wire 18 in N-KFD12 joint 27 inner cores and each chamber is linked to each other silver-coated copper wire, directly be connected with inner wire 18 with the inner core of scolding tin at output SMA-50 joint 5, another output directly is connected the inner core of N-KFD12 joint 27 with inner wire 18, and the inlet of PSH/WCDMA mixer 2 is the SMA-KFD40 joint, and it receives PSH﹠amp; The PHS﹠amp of WCDMA/WLAN mixer 1; The WCDMA mouth, SMA-KFD40 mouth just, the inner core of the SMA-KFD40 joint 5 of PHS/WCDMA mixer 2 also adopts Y shape branched structure, with silver-coated copper wire it is linked to each other with inner wire 18.

Aforesaid a kind of PHS/WCDMA/WLAN mixer, two perceptual absorption circuits 14 in wherein said its PHS/WCDMA mixer 2 place respectively between B-D and the D-N chamber, and three capacitive absorption circuits 11 place E-K respectively, and L-P is between the O-U chamber.

The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, in order to reach aforementioned goal of the invention, major technique of the present utility model thes contents are as follows:

The utility model proposes a kind of PHS/WCDMA/WLAN mixer, PHS﹠amp; WCDMA/WLAN mixer and PHS/WCDMA mixer are formed by the binode connection of SMA, and with a box body it are encapsulated.PHS﹠amp; WCDMA/WLAN mixer structure division comprises: N-KFD12 joint, SMA-KFD40 joint, joint mounting screw, silver-coated copper wire, cavity, inner wire, inner wire mounting screw, cover plate, cover plate mounting screw, tuning screw, pad, nut etc.Wherein the PHS/WCDMA mixer also comprises capacitive absorption circuit, polytetrafluoroethylene piece, perceptual absorption circuit etc.The PHS/WCDMA/WLAN mixer is adapted at using in the networking, can adapt to residing abominable operational environment.Because it provides good isolation, make it after networking, play the effect that network is further optimized, be suitable for more using.

Via as can be known above-mentioned, the utility model is about a kind of PHS/WCDMA/WLAN mixer, by PHS﹠amp; WCDMA/WLAN mixer and PHS/WCDMA mixer are formed, and they are formed by the binode connection of SMA, and two mixers have all adopted the coaxial cavity structure, and with a box body it are encapsulated.Wherein the PHS/WCDMA mixer is provided with perceptual absorption circuit, capacitive absorption circuit.Make its PHS, WCDMA, the WLAN frequency range is PHS and WCDMA frequency range isolation especially, improves the technical indicator of mixer, improves the performance of system, thereby is suitable for practicality more, and have the value on the industry.

By technique scheme, a kind of PHS/WCDMA/WLAN mixer that the utility model proposes has following advantage at least:

1, the utility model adaptability is strong, and stable performance has very wide application space in networking

2, the PHS/WCDMA/WLAN mixer that the utility model proposes is because absorption circuit and the reasonable structure form that adds, and guaranteed good isolation degree and less Insertion Loss, and then improved the performance of network greatly, strengthened the reliability of network.

In sum, a kind of PHS/WCDMA/WLAN mixer of the utility model special construction makes its PHS, WCDMA, and the WLAN frequency range is PHS and WCDMA frequency range isolation height especially, has improved the technical indicator of mixer, has improved the performance of system.It has above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it structurally still all has bigger improvement on the technical indicator, have large improvement technically, and produced handy and practical effect, and more existing mixer has the multinomial effect of enhancement, thereby there is more wide application to be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.

Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.

Embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.

Description of drawings

Fig. 1: the structural representation of PHAS/WCDMA/WLAN mixer in the utility model;

Fig. 2 A: PHS﹠amp in the utility model; The front view of WCDMA/WLAN mixer;

Fig. 2 B: PHS﹠amp in the utility model; Partial sectional view is looked on the right side of WCDMA/WLAN mixer;

Fig. 3 A: the front view of PHS/WCDMA mixer in the utility model;

Fig. 3 B: part sectioned view is looked on the left side of PHS/WCDMA mixer in the utility model;

Fig. 4 A: polytetrafluoroethylene piece front view in the utility model;

Fig. 4 B: polytetrafluoroethylene piece left view in the utility model;

Fig. 4 C: polytetrafluoroethylene piece vertical view in the utility model;

Fig. 5: capacitive absorption circuit structure chart in the utility model;

Fig. 6: perceptual absorption circuit structural representation in the utility model;

Fig. 7: the inner wire schematic diagram in the utility model;

Fig. 8: the cover plate figure of PHS/WCDMA mixer in the utility model.

Wherein:

1:PHS﹠amp; WCDMA/WLAN mixer 2:PHS/WCDMA mixer

3: input port silver-coated copper wire 4: the joint mounting screw

5:SMA-KFD40 joint 6: coupling aperture

7: cover plate mounting screw 8: nut

9: pad 10: the delivery outlet silver-coated copper wire

11: capacitive absorption circuit 12: cavity

13: cover plate 14: perceptual absorption circuit

15: frequency tuning screw 16: the coupling tuning screw

17 cover plates are installed screwed hole 18: inner wire

19: groove 20: the cover plate through hole

21: cover plate screwed hole 22: joint is installed screwed hole

23: perceptual absorption circuit welding hole 24: polytetrafluoroethylene piece

25: counterbore 26: the inner wire mounting screw

The 27:N-KFD12 joint

A～W: chamber

Embodiment

For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to a kind of its embodiment of PHS/WCDMA/WLAN mixer, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.

See also shown in Figure 1, a kind of PHS/WCDMA/WLAN mixer of the utility model preferred embodiment, it is mainly by PHS/WCDMA mixer 2 and PHS﹠amp; 1 two mixer cascades of WCDMA/WLAN mixer form.Wherein: PHS﹠amp; The inlet of WCDMA/WLAN mixer 1 is as the inlet of whole mixer, its PHS﹠amp; The outlet on WCDMA road is connected to the inlet of PHS/WCDMA, constitutes an inlet and three outlets of whole mixer.Two mixers are by compositions such as separately cavity 12, inner wire 18, inner wire mounting screw 26, frequency tuning screw 15, pad 9, nut 8, N-KFD12 joint 27, SMA-KFD40 joint 5, joint mounting screw 4, cover plate 13, cover plate mounting screws 7, and the PHS/WCDMA mixer also has perceptual absorption circuit 14, capacitive absorption circuit 11 and polytetrafluoroethylene piece 24.

N-KFD12 joint 27 and SMA-KFD40 joint 5 usefulness joint mounting screws 4 are installed screwed hole 22 by joint and are installed in the side of cavity 12 separately, and inner wire 18 usefulness inner wire mounting screws 26 are installed to the bottom of cavity 12.Cover plate 13 usefulness cover plate mounting screws 7 are installed to the top of cavity 12.Frequency tuning screw 15 and coupling tuning screw 16 are deep in the cavity 12 by the cover plate screwed hole 21 on the cover plate 13, be tuned to can be fixing behind the suitable position with nut 8.Be lined with pad 9 between nut 8 and cover plate 13, it is more firm to make it to connect.

As shown in Figures 2 and 3, have joint that screwed hole 22 is installed in the input and output notch portion of cavity 12, and joint is a standarized component, can by joint screwed hole 22 be installed with joint mounting screw 4 and attach it on the cavity 12 PHS﹠amp; N-KFD12 joint 27 inner cores of WCDMA/WLAN mixer 1 and inner wire 18 usefulness scolding tin by silver-coated copper wire both are coupled together.Wherein, on its public mouthful, adopt the branched structure shown in Fig. 2 A that the inner wire 18 in joint inner core and each chamber is linked to each other delivery outlet silver-coated copper wire 10, at PHS﹠amp; The WCDMA output directly is connected with inner wire 18 with the inner core of scolding tin with SMA-5 joint 5.The WLAN output directly is connected the inner core of N-KFD joint 12 with inner wire 18.The inlet of PSH/WCDMA mixer is a SMA-KFD40 joint 5 like this, and it can receive PSH﹠amp; The PHS﹠amp of WCDMA/WLAN mixer; The WCDMA mouth.The inner core of the SMA-KFD40 joint 5 of PHS/WCDMA mixer 2 also is connected into the branched structure shown in Fig. 3 A, with input port silver-coated copper wire 3 it is linked to each other with inner wire 18.

As Fig. 3 A, Fig. 2 B, shown in Figure 7, be equipped with the counterbore 25 of the sunk screw of can packing in the bottom of cavity 12, inner wire mounting screw 26 is connected on the threaded inner wire 18 in bottom by counterbore 25.Like this, after tightening inner wire mounting screw 26, the bottom that is fixed on cavity 12 that inner wire 18 just can be firm.

As Fig. 3 A, shown in Figure 4, with PHS﹠amp; WCDMA/WLAN mixer 1 and 2 cascades of PHS/WCDMA mixer have just constituted this PHS/WCDMA/WLAN mixer utility model.Add absorption circuit in the PHS/WCDMA mixer wherein, absorption circuit comprises 11 two kinds of perceptual absorption circuit 14 and capacitive absorption circuits.The schematic diagram of capacitive absorption circuit 11 is seen Fig. 5, and capacitive absorption circuit 11 is installed on the groove 19 in adjacent two chambeies of cavity by polytetrafluoroethylene piece 24.The slit that its two ends and two inner wires 18 are formed equates that capacitive absorption circuit 11 has just jumped between two cavitys like this, and capacitive absorption circuit 11 can not contact with cavity 12 inwalls.Fig. 6 is perceptual absorption circuit 14 schematic diagrames.It is made of the perceptual absorption circuit welding hole 23 that silver-coated copper wire passes on the cover plate 13, and its part in cavity 12 is just in groove 19.When be tuned to behind the suitable position, be fixed on the cover plate 13 with scolding tin.Two perceptual absorption circuits 14 place respectively between B-D and the D-N chamber.Three capacitive absorption circuits 11 place E-K respectively, and L-P is between the O-U chamber.The shared version in 24 chambeies, the chamber number of increase can be strengthened the inhibition of band edge, and its profile is the square of rule, also can be rectangle.

The cover plate screwed hole 21 that cover plate mounting screw 7 is arranged above cavity 12, this cover plate screwed hole 7 is corresponding with the cover plate through hole 20 on the cover plate 13, with cover plate 13 top that is installed to cavity 12 tightly, many screws can guarantee the compactness that cover plate 12 is connected with cavity 13 with cover plate mounting screw 7.

Cover plate screwed hole 21 is arranged on cover plate 13, thereby frequency tuning screw 15 and the tuning nail 16 of coupling can be deep in the cavity 12 by cover plate screwed hole 21, frequency and coupling are adjusted, when be tuned to behind the suitable position, with nut 8 frequency tuning screw 15 and coupling tuning screw 16 are fixed on cover plate 13 tops.Between cover plate 13 and nut 8, pad 9 is arranged, make tuning screw more firm.

PHS﹠amp; The WCDMA/WLAN mixer has adopted the version in 15 chambeies, does not add absorption circuit therein, and its connection is similar with being connected of PHS/WCDMA mixer.

The utility model will be transferred survey by network analyzer, at first network analyzer will be carried out preheating about 30 minutes, with its correction, then the utility model is received network analyzer then, has finished the preparation of transferring before surveying.Debugging at first is fixed on frequency range in 2 to 3 times the scope that requires bandwidth, make its centre frequency just for requiring the centre frequency of bandwidth, at first use the tuning nail of screwdriver regulating frequency, it is carried out coarse adjustment, then alternately regulate tuning screw 15 and coupling tuning screw 16, make it to meet the requirements of technical indicator.

In networking, common port is received antenna, all the other each ports are received in the corresponding frequency range.Play road and the effect along separate routes of closing.

The technological innovation of a kind of PHS/WCDMA/WLAN mixer of the utility model that above-mentioned structure like this constitutes all has many saving graces for technical staff of the same trade now, and the progressive that possesses skills really.

Be a kind of PHS/WCDMA/WLAN mixer that basic design of the present utility model provides a kind of new structure as mentioned above, technical problem to be solved is to make its PHS, WCDMA, the WLAN frequency range is PHS and WCDMA frequency range isolation height especially, improve the technical indicator of mixer, the performance of improvement system, thus be suitable for practicality more, and have the value on the industry.But, in technical field of the present utility model,, can improve other exercisable embodiment of the present utility model as long as possess the most basic knowledge.In the utility model substantive technical scheme has been proposed the patent protection request, its protection range should comprise all variation patterns with above-mentioned technical characterstic.

Claims (4)

1, a kind of PHS/WCDMA/WLAN mixer is characterized in that: it is PHS/WCDMA mixer (2) and PHS﹠amp; WCDMA/WLAN mixer (1) is formed by the binode connection of SMA, and the PHS/WCDMA/WLAN mixer is by PHS﹠amp; The input port of WCDMA/WLAND mixer (1) is as the input port, PHS﹠amp; The PSH﹠amp of WCDMA/WLAN mixer (1); The WCDMA mouth is as the input port of PHS/WCDMA mixer (2), delivery outlet is then by the PHS road delivery outlet of PHS/WCDMA mixer (2), realize on WCDMA road delivery outlet and WLAN road, having formed like this has one to connect antenna opening and three delivery outlets, two mixers have adopted the coaxial cavity structure, their each free joints, joint mounting screw (4), silver-coated copper wire, cavity (12), inner wire (18), inner wire mounting screw (26), cover plate (13), cover plate mounting screw (7), tuning screw, pad (9), nut compositions such as (8), the joint of two mixers is installed in cavity (12) outside separately with joint mounting screw (4), the inner core of joint is connected on the inner wire (18) in first chamber and last chamber by silver-coated copper wire, inner wire (18) is installed in the bottom of cavity (12) by inner wire mounting screw (26), PHS/WCDMA (2) mixer is provided with monolateral perceptual absorption circuit (14), monolateral capacitive absorption circuit (11) and polytetrafluoroethylene piece (24), capacitive absorption circuit (11) passes the through hole in the polytetrafluoroethylene piece (24), polytetrafluoroethylene piece (24) is installed in groove (19) position in the cavity, capacitive absorption circuit (11) is connected across between two different chambeies, the distance that constitutes between the inner wire in its two ends and two chambeies (18) equates, and capacitive absorption circuit (11) not can and cavity (12) inwall contact, perception absorption circuit (14) is made of the perceptual absorption circuit welding hole (23) that silver-coated copper wire passes on the cover plate (13), its part in cavity (12) is just in groove (19), when be tuned to behind the suitable position, be fixed on the cover plate (13) with scolding tin, cover plate (13) is installed on the cavity (12) by cover plate mounting screw (7), have on the cover plate (13) and the corresponding cover plate screwed hole of tuning screw (21), the cover plate screwed hole (21) that frequency tuning screw (15) and coupling tuning screw (16) can pass on the cover plate (13) arrives cavity (12) inside, and then can change the electrical length of inner wire, form filtering after reaching resonance frequency, when be tuned to can fastening nut (8) behind the suitable position, frequency tuning screw (15) and coupling tuning screw (16) are fixed on the cover plate (13), pad (5) can make screw more firm, between its each cavity, by coupling aperture (6) each chamber is linked, will debug good mixer by outside box body and encapsulate.

2, a kind of PHS/WCDMA/WLAN mixer according to claim 1 is characterized in that it is formed by two mixer cascades, and PHS/WCDMA mixer (2) has wherein adopted the structure in 24 chambeies, PHS﹠amp altogether; WCDMA/WLAN mixer (1) has adopted the structure in 15 chambeies altogether, and both are the square or rectangular structure of rule.

3, a kind of PHS/WCDMA/WLAN mixer according to claim 1 is characterized in that the tuning screw of two inner mixers is deep in the cavity PHS﹠amp wherein by cover plate (13); Going up for public mouthful of WCDAM/WLAN mixer (1) adopts Y shape branched structure that the inner wire (18) in N-KFD12 joint (27) inner core and each chamber is linked to each other silver-coated copper wire, directly be connected with inner wire (18) with the inner core of scolding tin at output SMA-50 joint (5), another output directly is connected the inner core of N-KFD12 joint (27) with inner wire (18), and the inlet of PSH/WCDMA mixer (2) is SMA-KFD40 joint (5), and it receives PSH﹠amp; The PHS﹠amp of WCDMA/WLAN mixer (1); The WCDMA mouth, SMA-KFD40 mouth just, the inner core of the SMA-KFD40 joint (5) of PHS/WCDMA mixer (2) also adopts Y shape branched structure, with silver-coated copper wire it is linked to each other with inner wire 18.

4, according to the described a kind of PHS/WCDMA/WLAN mixer of arbitrary claim in claim 1 or 2 or 3, it is characterized in that two the perceptual absorption circuits (14) in its PHS/WCDMA mixer (2) place respectively between B-D and the D-N chamber, three capacitive absorption circuits (11) place E-K respectively, L-P is between the O-U chamber.

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