CN206022011U - There is the high-power high-frequency radio frequency power resistor device of good third order intermodulation - Google Patents
There is the high-power high-frequency radio frequency power resistor device of good third order intermodulation Download PDFInfo
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- CN206022011U CN206022011U CN201620937913.0U CN201620937913U CN206022011U CN 206022011 U CN206022011 U CN 206022011U CN 201620937913 U CN201620937913 U CN 201620937913U CN 206022011 U CN206022011 U CN 206022011U
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Abstract
The utility model proposes a kind of high-power high-frequency radio frequency power resistor device with good third order intermodulation; including ring flange, matrix, B faces electrode, side electrode, A faces electrode, resistive element, medium protective layer, metal lead wire, encapsulation cover plate; upper surface of the A faces electrode in matrix; lower surface of the B faces electrode in matrix; side electrode in the side of matrix and connects A faces electrode and B faces electrode, and resistive element is located on the electrode of A faces and is stably overlapped with A faces electrode bond end；Also include being covered in the medium protective layer shielded on resistive element；The electrode is three parts, and is combined into anti-" Contraband " shape electrode.This utility model is modified to I shape electrode, improves frequency characteristic by the shape for changing electrode, while being also equipped with good third order intermodulation characteristic.Enable radio frequency power resistor device that there is higher frequency and bigger power, and disclosure satisfy that the requirement in mobile communication technology to third order intermodulation.
Description
Technical field
This utility model is related to resistor field, particularly relates to a kind of high-power high-frequency radio frequency with good third order intermodulation
Power resistor.
Background technology
With developing rapidly for mobile communication technology and 4G networks, for radio frequency power resistor device requirement also increasingly
Height, traditional small-power, low frequency can not increasingly meet the technical requirements in market, and the electricity of traditional I shape electrode structure
Resistance device can not be met for the requirement of third order intermodulation in mobile communication, so being badly in need of a kind of resistor of new construction to substitute biography
The resistor of system.
Determine radio frequency power resistor device watt level is the size of resistive element, and the power for improving resistor certainly will be wanted
Increase resistive element area, and increase resistive element area after can increase its distributed constant so as to have influence on overall impedance cause whole
The frequency characteristic of body is deteriorated.And for I shape electrode, can only be whole to adjust resistor by adjusting the width of its electrode
The impedance of body, this method just have certain limitation, can be only applied on the undersized matrix of some fixations, and can not be big
Good effect is obtained on the matrix of size, so on the resistor of high-power high-frequency rate required by moving communicating field
This electrode structure cannot reach requirement.And the resistor of this electrode structure can not meet moving communicating field for three ranks
The requirement of intermodulation.
Utility model content
The utility model proposes a kind of high-power high-frequency radio frequency power resistor device with good third order intermodulation, can be simultaneously
Power and the frequency of radio frequency power resistor device is improve, and can be met in field of mobile communication for the requirement of third order intermodulation.
The technical solution of the utility model is realized in：A kind of high-power high-frequency radio frequency with good third order intermodulation
Power resistor, draws including ring flange, matrix, B faces electrode, side electrode, A faces electrode, resistive element, medium protective layer, metal
Line, encapsulation cover plate, upper surface of the A faces electrode in matrix, lower surface of the B faces electrode in matrix, side electrode is in matrix
Side simultaneously connects A faces electrode and B faces electrode, and resistive element is located on the electrode of A faces and is stably overlapped with A faces electrode bond end；
Also include being covered in the medium protective layer shielded on resistive element；Metal lead wire is welded in A faces electrode using welding procedure
On；Encapsulation cover plate is bonded in body upper surface using high temperature adhesive；A faces electrode is three parts, and is combined into one
Anti- " Contraband " shape complete loops.
Preferably, B faces electrode is imprinted on the lower surface of matrix using silk screen process.
Preferably, the ring flange is red copper material, and the silver layer for being easy to weld on plated surface；Matrix is using oxidation
Beryllium pottery.
Compared with prior art, the utility model has the advantage of：I shape electrode is modified, by changing electrode
Shape improve frequency characteristic, while being also equipped with good third order intermodulation characteristic.Radio frequency power resistor device is had
Higher frequency and bigger power, and disclosure satisfy that the requirement in mobile communication technology to third order intermodulation.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Structural representations of the Fig. 2 for this utility model media protection layer segment；
Fig. 3 is the structural representation of this utility model A face electrodes and resistance body portion；
Structural representations of the Fig. 4 for this utility model A faces electrode.
In figure：1st, ring flange；2nd, matrix；3rd, B faces electrode；4th, side electrode；5th, A faces electrode；6th, resistive element；7th, medium is protected
Sheath；8th, metal lead wire；9th, encapsulation cover plate.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole realities
Apply example.Embodiment in based on this utility model, those of ordinary skill in the art institute under the premise of creative work is not made
The every other embodiment for obtaining, belongs to the scope of this utility model protection.
Embodiment：Referring to Fig. 1, Fig. 2 and Fig. 3,1 preferential selection red copper of ring flange, and silver layer is easy to weld on plated surface；
Matrix 2 adopts beryllium oxide ceramics；B faces electrode 3 is imprinted on the lower surface of matrix 2 using silk screen process and covers whole following tables
The work of connection A faces electrode 5 and B faces electrode 3 is played in the side of matrix 2 in face, upper surface of the A faces electrode 5 in matrix 2, side electrode 4
With resistive element 6 is located at the upper surface of matrix 2 and its bond end overlap joint is good with A faces electrode 5；Medium protective layer 7 covers whole electricity
Resistance body 6 is subject to physical injury with protective resistance body 6 and prevents which from suffering thermal breakdown in use；8 employings of metal lead wire
Hot pressing Welding is welded on A faces electrode 5；Encapsulation cover plate 9, is effectively protected using high temperature adhesive bonding in 2 upper surface of matrix
The effective part of shield resistor, it is ensured that the structural intergrity and stability of whole resistor.
As shown below for anti-" Contraband " shape electrode, due to defining a special loop pass between three partial electrodes
System, when signal passes through, one loop can just be shortened its wavelength frequency characteristic is improved, and due to can also rise in this loop
To the effect of adjustment overall impedance so that this structure can mate the matrix 2 of more sizes.While the spy of anti-" Contraband " shape structure
Different loop enables to third order intermodulation and reaches more than 125dBm, meets in field of mobile communication well and third order intermodulation is wanted
Ask.
I shape electrode is modified, frequency characteristic is improved by the shape for changing electrode, while being also equipped with good
Third order intermodulation characteristic.Enable radio frequency power resistor device that there is higher frequency and bigger power, and disclosure satisfy that
Requirement in mobile communication technology to third order intermodulation.
Preferred embodiment of the present utility model is the foregoing is only, not in order to limit this utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements that is made etc. should be included in this utility model
Protection domain within.
Claims (3)
1. a kind of high-power high-frequency radio frequency power resistor device with good third order intermodulation, it is characterised in that：Including ring flange
(1), matrix (2), B faces electrode (3), side electrode (4), A faces electrode (5), resistive element (6), medium protective layer (7), metal draw
Line (8), encapsulation cover plate (9), upper surface of A faces electrode (5) in matrix (2), following table of B faces electrode (3) in matrix (2)
Face, side electrode (4) in the side of matrix (2) and connect A faces electrode (5) and B faces electrode (3), and resistive element (6) is located at A faces electricity
Stably overlap on pole (5) and with A faces electrode (5) bond end；Also include being covered in Jie that shield on resistive element (6)
Quality guarantee sheath (7)；Metal lead wire (8) is welded on A faces electrode (5) using welding procedure；Encapsulation cover plate (9) is viscous using high temperature
Connect agent and be bonded in matrix (2) upper surface；A faces electrode (5) are three parts, and are combined into anti-" Contraband " shape complete loops.
2. the high-power high-frequency radio frequency power resistor device with good third order intermodulation according to claim 1, its feature exist
In：B faces electrode (3) are imprinted on the lower surface of matrix (2) using silk screen process.
3. the high-power high-frequency radio frequency power resistor device with good third order intermodulation according to claim 1, its feature exist
In：Described ring flange (1) is red copper material, and the silver layer for being easy to weld on plated surface；Matrix (2) adopts beryllium oxide ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620937913.0U CN206022011U (en) | 2016-08-24 | 2016-08-24 | There is the high-power high-frequency radio frequency power resistor device of good third order intermodulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620937913.0U CN206022011U (en) | 2016-08-24 | 2016-08-24 | There is the high-power high-frequency radio frequency power resistor device of good third order intermodulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206022011U true CN206022011U (en) | 2017-03-15 |
Family
ID=58251170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620937913.0U Active CN206022011U (en) | 2016-08-24 | 2016-08-24 | There is the high-power high-frequency radio frequency power resistor device of good third order intermodulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206022011U (en) |
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2016
- 2016-08-24 CN CN201620937913.0U patent/CN206022011U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |