CN108270059A - A kind of low loss line for millimeter wave chip - Google Patents
A kind of low loss line for millimeter wave chip Download PDFInfo
- Publication number
- CN108270059A CN108270059A CN201711353593.XA CN201711353593A CN108270059A CN 108270059 A CN108270059 A CN 108270059A CN 201711353593 A CN201711353593 A CN 201711353593A CN 108270059 A CN108270059 A CN 108270059A
- Authority
- CN
- China
- Prior art keywords
- suspension
- gridline
- millimeter wave
- low loss
- chip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/003—Coplanar lines
Landscapes
- Coils Or Transformers For Communication (AREA)
Abstract
The invention discloses a kind of low loss lines for millimeter wave chip, including on piece difference transmission lines, multiple rows of suspension gridline and on-chip inductor Ls, the upper surface of the suspension gridline of the top is equipped with the on piece difference transmission lines, the lower surface of suspension gridline described in bottom is equipped with on-chip inductor Ls, and the on piece difference transmission lines, multiple rows of suspension gridline and on-chip inductor Ls are electrically connected successively.The invention has the advantages that setting suspension gridline, ensures, by the difference transmission lines and the inductance of lower section above it, to reduce crosstalk from each other, while realize the low-loss feature of plane transmission line, improve the degree of purity of signal.
Description
Technical field
The present invention relates to transmission line improvement, particularly a kind of low loss line for millimeter wave chip.
Background technology
Plane transmission line is easy to be connected with other circuit elements, is used widely in millimetre-wave circuit.But milli
Metric wave circuit work frequency is high, and the loss of conventional structure transmission line is big, can make signal deep fades in short distance, it is difficult to complete
Circuit function.Therefore, to realize that high performance microwave circuit needs to reduce transmission line loss.Under the premise of material is constant, adjustment passes
Defeated cable architecture realizes that low-loss is significant in exploitation millimetre-wave circuit module and its system.
Invention content
The purpose of the present invention is to solve the above problems, devise a kind of low-loss transmission for millimeter wave chip
Line.
Realize above-mentioned purpose the technical scheme is that, a kind of low loss line for millimeter wave chip, including
On piece difference transmission lines, multiple rows of suspension gridline and on-chip inductor Ls, the upper surface of the suspension gridline of the top are equipped with
The on piece difference transmission lines, the lower surface of suspension gridline described in bottom are equipped with on-chip inductor Ls, and the on piece difference passes
Defeated line, multiple rows of suspension gridline and on-chip inductor Ls are electrically connected successively.
Preferably, the distance between two neighboring warp of the suspension gridline is 2-8 microns.
Preferably, the distance between two neighboring weft of the suspension gridline is 3-10 microns.
Preferably, the two neighboring suspension gridline is mutually parallel.
Preferably, the quantity of multiple rows of suspension gridline is more than one.
The low loss line for millimeter wave chip made using technical scheme of the present invention sets suspension grid
Line ensures, by the difference transmission lines and the inductance of lower section above it, to reduce crosstalk from each other, while realizes that plane transmits
The low-loss feature of line improves the degree of purity of signal.
Description of the drawings
Fig. 1 is the module connection diagram of the low loss line of the present invention for millimeter wave chip；
Fig. 2 is the actual circuit Butut of the low loss line of the present invention for millimeter wave chip；
In figure, 1, on piece difference transmission lines；2nd, suspension gridline；3rd, on-chip inductor Ls.
Specific embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, it is as shown in Figure 1 to Figure 2, a kind of for millimeter wave chip
Low loss line, including on piece difference transmission lines 1, multiple rows of suspension gridline 2 and on-chip inductor Ls3, the described of the top are hanged
The upper surface of floating boom ruling 2 is equipped with the on piece difference transmission lines 1, and the lower surface of suspension gridline 2 described in bottom is equipped with piece
Upper inductance Ls3, the upper difference transmission lines 1, multiple rows of suspension gridline 2 and on-chip inductor Ls3 are electrically connected successively；The suspension
The distance between two neighboring warp of gridline 2 is 2-8 microns；Between the two neighboring weft of the suspension gridline 2
Distance is 3-10 microns；The two neighboring suspension gridline 2 is mutually parallel；The quantity of multiple rows of suspension gridline 2 is one
More than a.
The characteristics of the technical program is that the upper surface of the suspension gridline 2 of the top is passed equipped with the on piece difference
Defeated line 1, the lower surface of suspension gridline 2 described in bottom are equipped with on-chip inductor Ls3, the upper difference transmission lines 1, multiple rows of suspension
Gridline 2 and on-chip inductor Ls3 are electrically connected successively, by the difference transmission lines and the inductance of lower section above it, reduce mutually it
Between crosstalk, while realize the low-loss feature of plane transmission line, improve the degree of purity of signal.
In the technical program, the distance between two neighboring warp of the suspension gridline 2 is 2-8 microns.
In the technical program, the distance between two neighboring weft of the suspension gridline 2 is 3-10 microns；
In the technical program, the two neighboring suspension gridline 2 is mutually parallel.
In the technical program, the quantity of multiple rows of suspension gridline 2 is more than one.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of which part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (5)
1. a kind of low loss line for millimeter wave chip, which is characterized in that multiple rows of including on piece difference transmission lines (1)
Suspension gridline (2) and on-chip inductor Ls (3), the upper surface of the suspension gridline (2) of the top are poor equipped with the on piece
Divide transmission line (1), the lower surface of suspension gridline (2) described in bottom is equipped with on-chip inductor Ls (3), the on piece differential transfer
Line (1), multiple rows of suspension gridline (2) and on-chip inductor Ls (3) are electrically connected successively.
2. the low loss line according to claim 1 for millimeter wave chip, which is characterized in that the suspension grid
The distance between two neighboring warp of line (2) is 2-8 microns.
3. the low loss line according to claim 2 for millimeter wave chip, which is characterized in that the suspension grid
The distance between two neighboring weft of line (2) is 3-10 microns.
4. the low loss line according to claim 3 for millimeter wave chip, which is characterized in that two neighboring described
Suspension gridline (2) is mutually parallel.
5. the low loss line according to claim 4 for millimeter wave chip, which is characterized in that multiple rows of suspension
The quantity of gridline (2) is more than one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711353593.XA CN108270059A (en) | 2017-12-15 | 2017-12-15 | A kind of low loss line for millimeter wave chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711353593.XA CN108270059A (en) | 2017-12-15 | 2017-12-15 | A kind of low loss line for millimeter wave chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108270059A true CN108270059A (en) | 2018-07-10 |
Family
ID=62772064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711353593.XA Pending CN108270059A (en) | 2017-12-15 | 2017-12-15 | A kind of low loss line for millimeter wave chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108270059A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110025434A1 (en) * | 2009-07-30 | 2011-02-03 | Hon Hai Precision Industry Co., Ltd. | Signal transmission apparatus |
| CN103545028A (en) * | 2012-07-11 | 2014-01-29 | 易鼎股份有限公司 | Differential mode signal transmission module |
| CN105393645A (en) * | 2014-06-16 | 2016-03-09 | 日本梅克特隆株式会社 | Flexible printed circuit board and manufacturing method of flexible printed circuit board |
| CN105428770A (en) * | 2015-11-30 | 2016-03-23 | 上海宇航系统工程研究所 | Balance type dual-line transmission line |
-
2017
- 2017-12-15 CN CN201711353593.XA patent/CN108270059A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110025434A1 (en) * | 2009-07-30 | 2011-02-03 | Hon Hai Precision Industry Co., Ltd. | Signal transmission apparatus |
| CN103545028A (en) * | 2012-07-11 | 2014-01-29 | 易鼎股份有限公司 | Differential mode signal transmission module |
| CN105393645A (en) * | 2014-06-16 | 2016-03-09 | 日本梅克特隆株式会社 | Flexible printed circuit board and manufacturing method of flexible printed circuit board |
| CN105428770A (en) * | 2015-11-30 | 2016-03-23 | 上海宇航系统工程研究所 | Balance type dual-line transmission line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181009 Address after: 518000 Guangdong Shenzhen Longgang District Bantian Street snow Gang Road 2018 Tianan cloud Valley Industrial Park Phase 2 2 201 Applicant after: M & C (Shenzhen) Telecom Co., Ltd. Address before: 518000 201, room B, 2 building, 2 building, industrial park, Longhua street, Longhua New District, Shenzhen, Guangdong. Applicant before: Shenzhen Mi KAS Technology Co., Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180710 |