CN1620222A - Adjustable open cirecuit guide plate circuit - Google Patents
Adjustable open cirecuit guide plate circuit Download PDFInfo
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- CN1620222A CN1620222A CN 200310116197 CN200310116197A CN1620222A CN 1620222 A CN1620222 A CN 1620222A CN 200310116197 CN200310116197 CN 200310116197 CN 200310116197 A CN200310116197 A CN 200310116197A CN 1620222 A CN1620222 A CN 1620222A
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- circuit
- open
- guide
- terminal
- adjustable
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Abstract
A adjustable open stud circuit contains at least a conductive metal piece and a conductive connective assembly having equal width with the open end of said open stud, wherein the conductive metal piece can be divided into plurality of metal pieces which can be interval distributed and increased for forming a matrix form. Said invention can be soldered with a preset metal having equal width for adjusting the total length of the end of the open stud circuit.
Description
Technical field
The present invention relates to a kind of open-circuit guide circuit (open stud circuit), especially a kind of adjustable open-circuit guide circuit (tunable open stud circuit), at least one wide presets conductive metal sheet (metal pad) to prolong this open-circuit guide length to this sheet metal end with this open-circuit guide open circuit is terminal via scolder welding (solding) for it, reaches the open a way purpose of terminal total length of this open-circuit guide of adjustment by this.
Background technology
In the field of handling the application of radio frequency (RF) and microwave (microwave), Shi Misi chart among Fig. 1 often is used to determine the problem relevant with impedance, for example, determine different impedance matching demands and the unknown resistance value of decision between each interconnecting modules (interconnectedblocks).As shown in Figure 1, it uses pocket plotting mode (conformal mapping), all possible quadrature is drawn (map) by impedance,motional have on the pole figure of complex refglection coefficient of radius unit's scope (a radius of unity) in one.Wherein, central shaft is represented the equivalent resistance size of a circuit, and other curve is represented equivalent capacity and inductance value size.
Again; stability of characteristics (stable characteristics), length based on open-circuit guide (open stud) can be arbitrary value (any length) and the low advantages such as (low cost) of cost; so its regular meeting is used as in the conventional surface infrastructure component (SMD); the replacement assemblies of inductance and electric capacity (element), as shown in Figure 2.Wherein, this open-circuit guide material can be glass (glass), epoxides (epoxide), iron furlong (Teflon) or pottery.In an open-circuit guide circuit, the terminal length L of its open circuit will have influence on the position (imaginary part) that is positioned on Shi Misi figure (Smith Chart) curve, just, influences the size of its equivalent capacity (inductance) resistance value, for example, ± i2, ± i1.But, owing to open-circuit guide directly is formed on the printed circuit (printed circuit), so, in case after making sheet was finished, length of open-circuit guide was also just fixing on it, is not easy to change.So, the work of correlation debug (debug) (adjustment resistance value) can become quite difficult.
Summary of the invention
In view of the above, one of the present invention purpose is for providing a kind of adjustable open-circuit guide circuit, and it utilizes at least one mode that presets sheet metal (metal pad) of welding to reach adjustment open-circuit guide length and is beneficial to the purpose that debug work is carried out.
The invention provides a kind of adjustable open-circuit guide circuit, it comprises that an open circuit is terminal, comprising: it is down terminal that at least one conductive metal sheet, its leave a blank (space) are disposed at this open circuit, has from the width of one first end to, second end; And conductibility connection material, in order to electrically connect first end of terminal terminal and this at least one the conductive metal sheet of this open circuit, to prolong second end of the terminal total length of this open circuit to this at least one conductive metal sheet.
The present invention also provides a kind of adjustable open-circuit guide circuit, it comprises that an open circuit is terminal, comprise: a plurality of conductive metal sheets, leave a blank (space) are placed on the terminal end of this open circuit to form an interval property configuring arrange, and this interval property configuring arrange has from the width of one first end to, second end; One conductibility connects material, in order to electrically connect first end of terminal terminal and these arranged spaced row of this open circuit, to prolong second end of the terminal total length of this open circuit to these arranged spaced row.
The present invention also provides a kind of adjustable open-circuit guide circuit, it comprises that an open circuit is terminal, comprising: a plurality of conductive metal sheets are placed on the terminal end of this open circuit to form matrix form configuration with leaving a blank, the configuration of this matrix form have the n row and m capable, wherein n is not equal to m and is all integer greater than 1; One conductibility connects material, and in order to electrically connect terminal end to the d row of this open circuit, to prolong terminal total length to the d row of this open circuit, wherein d is the integer smaller or equal to n.
That is to say, the present invention is a kind of adjustable open-circuit guide circuit, it utilizes, and welding is at least one wide preset sheet metal (metal pad) or reaching and adjust open-circuit guide length with this open-circuit guide a plurality of modes that preset sheet metal of weld interval configuration of opening a way under the terminal equal wide, reaches the purpose that is easy to debug by this with this open-circuit guide open circuit is terminal.This adjustable open-circuit guide circuit comprises: at least one open circuit terminal wide a conductive metal sheet and a conductibility coupling assembling with this open-circuit guide, for example, scolding tin or copper cash.Wherein, the terminal wide conductive metal sheet of the open circuit of this at least one and this open-circuit guide also can be divided into a plurality of conductive metal sheets and with the terminal wide condition of the open circuit of this open-circuit guide under, these a plurality of conductive metal sheets of configuration at intervals.In addition, also can increase a plurality of conductive metal sheets of above-mentioned interval property configuration to form a matrix form.On using,, make the open-circuit guide length overall reach Len req and get final product as long as connect former open-circuit guide and conductive metal sheet with scolding tin.
For allowing above-mentioned and other purpose, feature and the advantage of the present invention can be more apparent, a preferred embodiment cited below particularly, and conjunction with figs. be described in detail below.
Description of drawings
Fig. 1 is a known Shi Misitu (Smith Chart);
Fig. 2 is the schematic diagram of typical open-circuit guide (open stud) circuit;
Fig. 3 a is with the schematic diagram of an adjustable open-circuit guide circuit of single chip mode configuration according to the present invention;
Fig. 3 b is the schematic diagram of the another kind of adjustable open-circuit guide circuit of Fig. 3 a;
Fig. 4 a is with the schematic diagram of an adjustable open-circuit guide circuit of matrix-style configuration according to the present invention;
Fig. 4 b is the schematic diagram of the another kind of adjustable open-circuit guide circuit of Fig. 4 a.
Wherein, description of reference numerals is as follows:
The 31-open-circuit guide
32,321,322,323-conductive metal sheet
The 33-scolder
Embodiment
Following same components is represented it with same tag.
Fig. 3 a is with the schematic diagram of the adjustable open-circuit guide circuit of single chip mode configuration according to the present invention.In Fig. 3 a, the conductive metal sheet 32 of sizes such as the terminal width d of one its length and this open-circuit guide (open stud) 31 open circuits is when circuit layout, in company with this open-circuit guide 31 together, this conductive metal sheet 32 is sticked be preset in the terminal below of this open circuit one suitable distance.This conductive metal sheet 32 is any metals that can conduct electricity.Stagger the time when removing, as if finding that required equivalent capacity (or inductance) value of this circuit must increase, then utilize scolder 33 that this conductive metal sheet 32 and this open circuit end are connected shown in Fig. 3 a, terminal total length becomes L1 by L so that this open-circuit guide is opened a way.Wherein, this scolder can be for example material (material) of any electric property conduction such as tin, gold, copper.In addition, shown in Fig. 3 b, this presets the conductive metal sheet and can be a plurality of conductive metal sheets 321,322,323, and its configuration distance can be different, be respectively L11, L12, L13, so, can weld each sheet metal in regular turn according to actual demand and adjust, thereby make equivalent capacity (or inductance) value be located in the appropriate location of Fig. 1 by being expected on 0 the circle to produce comparatively accurately.The configuration of above-mentioned conductive metal sheet, if meet its length must with this wide requirement of terminal width of opening a way, there is no the requirement of sheet metal configuration quantity or distance.Therefore, the configuration mode of following another matrix form also is feasible.
Fig. 4 a is with the schematic diagram of an adjustable open-circuit guide circuit of matrix-style configuration according to the present invention.In Fig. 4 a, under this open-circuit guide open circuit end, dispose in a plurality of modes that form a line in order to the conductive metal sheet that extends terminal (openstud) length of this open-circuit guide open circuit, this row length must be wide with this open-circuit guide terminal width of opening a way, so that the terminal total length after scolder 33 welding of this open circuit becomes L2.Wherein, as long as leave a blank between these a plurality of sheet metals separately, not necessarily leaveing no choice but is the mode of spaced at equal intervals.Similarly, shown in Fig. 4 b, a plurality of sheet metals that form a line among Fig. 4 a can be extended to form a matrix form, have the length of L21, L22, L23, L24 respectively.The columns of above-mentioned matrix form is not limit but line number must be configured to this open-circuit guide terminal width of opening a way wide.So, this open-circuit guide can produce required total capacitance (or inductance) value by the terminal sheet metal position that is soldered to Len req in regular turn of its open circuit.If the configuration width is not equal to this terminal width of opening a way, then not only be easy to generate outside the short circuit situation (short circuit), also make the adjustment of electric capacity (or inductance) value produce difficulty, even further produce the problem of parasitic capacitance (or inductance) not.Therefore, the width that is used for disposing sheet metal must equal the terminal width of this open circuit, should then decide with the thickness of this open-circuit guide by the terminal width of open circuit.
Though the present invention discloses as above with a preferred embodiment; right its is not in order to limit the present invention; any those of ordinary skill in the art; in without departing from the spirit or scope of the invention; change and retouching when doing, so protection scope of the present invention is as the criterion when looking the content that appending claims defines.
Claims (23)
1. adjustable open-circuit guide circuit, it comprises that an open circuit is terminal, comprising:
At least one conductive metal sheet, it is left a blank and is disposed at this open circuit end down, has from the width of one first end to, second end; And
One conductibility connects material, in order to electrically connect first end of terminal terminal and this at least one the conductive metal sheet of this open circuit, to prolong second end of the terminal total length of this open circuit to this at least one conductive metal sheet.
2. adjustable open-circuit guide circuit as claimed in claim 1, wherein, the configured length of this at least one conductive metal sheet is equal to the terminal width of this open circuit.
3. adjustable open-circuit guide circuit as claimed in claim 2, wherein, the terminal width of this open circuit is decided with the thickness of this open-circuit guide.
4. adjustable open-circuit guide circuit as claimed in claim 1, wherein, this at least one conductive metal sheet is any metal that can conduct electricity.
5. adjustable open-circuit guide circuit as claimed in claim 1, wherein, it is to be tin that this conductibility connects material.
6. adjustable open-circuit guide circuit as claimed in claim 1, wherein, it is to be copper that this conductibility connects material.
7. adjustable open-circuit guide circuit as claimed in claim 1, wherein, it is to be gold that this conductibility connects material.
8. adjustable open-circuit guide circuit as claimed in claim 1, wherein, it is any connection material with electrical conduction that this conductibility connects material.
9. adjustable open-circuit guide circuit, it comprises that an open circuit is terminal, comprising:
A plurality of conductive metal sheets, leaving a blank is placed on the terminal end of this open circuit to form an interval property configuring arrange, and this interval property configuring arrange has from the width of one first end to, second end;
One conductibility connects material, in order to electrically connect first end of terminal terminal and these arranged spaced row of this open circuit, to prolong second end of the terminal total length of this open circuit to these arranged spaced row.
10. adjustable open-circuit guide circuit as claimed in claim 9, wherein, these arranged spaced row are configured to equal the terminal width of this open circuit.
11. as the adjustable open-circuit guide circuit of claim 10, wherein, the terminal width of this open circuit is decided with the thickness of this open-circuit guide.
12. adjustable open-circuit guide circuit as claimed in claim 9, wherein, these a plurality of conductive metal sheets are any metals that can conduct electricity.
13. adjustable open-circuit guide circuit as claimed in claim 9, wherein, it is to be tin that this conductibility connects material.
14. adjustable open-circuit guide circuit as claimed in claim 9, wherein, it is to be copper that this conductibility connects material.
15. adjustable open-circuit guide circuit as claimed in claim 9, wherein, it is to be gold that this conductibility connects material.
16. adjustable open-circuit guide circuit as claimed in claim 9, wherein, it is any connection material with electrical conduction that this conductibility connects material.
17. an adjustable open-circuit guide circuit, it comprises that an open circuit is terminal, comprising:
A plurality of conductive metal sheets are placed on the terminal end of this open circuit forming matrix form configuration with leaving a blank, this matrix form configuration have the n row and m capable, wherein n is not equal to m and is all integer greater than 1;
One conductibility connects material, and in order to electrically connect terminal end to the d row of this open circuit, to prolong terminal total length to the d row of this open circuit, wherein d is the integer smaller or equal to n.
18. as the adjustable open-circuit guide circuit of claim 17, wherein, the capable width that is configured to equal this open circuit end of this m.
19. as the adjustable open-circuit guide circuit of claim 18, wherein, the terminal width of this open circuit is decided with the thickness of this open-circuit guide.
20. as the adjustable open-circuit guide circuit of claim 17, wherein, these a plurality of conductive metal sheets are any metals that can conduct electricity.
21. as the adjustable open-circuit guide circuit of claim 17, wherein, it is to be copper that this conductibility connects material.
22. as the adjustable open-circuit guide circuit of claim 17, wherein, it is to be gold that this conductibility connects material.
23. as the adjustable open-circuit guide circuit of claim 17, wherein, it is any connection material with electrical conducting power that this conductibility connects material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310116197 CN1620222A (en) | 2003-11-19 | 2003-11-19 | Adjustable open cirecuit guide plate circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310116197 CN1620222A (en) | 2003-11-19 | 2003-11-19 | Adjustable open cirecuit guide plate circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1620222A true CN1620222A (en) | 2005-05-25 |
Family
ID=34760603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310116197 Pending CN1620222A (en) | 2003-11-19 | 2003-11-19 | Adjustable open cirecuit guide plate circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1620222A (en) |
-
2003
- 2003-11-19 CN CN 200310116197 patent/CN1620222A/en active Pending
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |