CN204614914U - A kind of LTCC serpentine power splitter - Google Patents
A kind of LTCC serpentine power splitter Download PDFInfo
- Publication number
- CN204614914U CN204614914U CN201420777505.4U CN201420777505U CN204614914U CN 204614914 U CN204614914 U CN 204614914U CN 201420777505 U CN201420777505 U CN 201420777505U CN 204614914 U CN204614914 U CN 204614914U
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- serpentine
- power splitter
- ltcc
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Abstract
The utility model relates to power splitter, particularly relates to a kind of LTCC serpentine power splitter.This power splitter comprises upper and lower the mark layer, wire spiral layer, metal screen layer, metal serpentine layer and the BTM layer that are arranged in order setting.LTCC serpentine power splitter energy of the present utility model exports from 2 ends that metal serpentine layer left end enters through wire spiral and realizes merit and divide.It is good that LTCC serpentine power splitter of the present utility model has performance, and insertion loss is low, and structure is simple, and size is little, easy to make, is convenient to the advantages such as integrated.
Description
Technical field
The utility model relates to power splitter, particularly relates to a kind of LTCC serpentine power splitter.
Background technology
Current, wireless communication technology high speed development, the scope of business constantly expands, and the demand of people to wireless product increases rapidly, and power splitter just plays important role in these product circuits, and obtains continuous progress along with the development of the communication technology.New communication system requirements development is a kind of can extract and the new technology of detecting signal in specific frequency band, and the development of this new technology accelerates the research and development of power splitter technology further.
Power splitter may be used for WLAN, bluetooth, satellite television and PHS, has low insertion loss, and high decay and the design of small size SMD chip, reduce complicated instruction work, simplify circuit.
Summary of the invention
In order to accelerate the research and development of power splitter technology further, the utility model LTCC provides a kind of LTCC serpentine power splitter.It is low that this LTCC serpentine power splitter has loss, and radiation characteristic is good, and cost is low, and size is little, is easy to make, and is convenient to the advantages such as integrated.
In order to realize above-mentioned object, the utility model have employed following technical scheme:
A kind of LTCC serpentine power splitter, this power splitter comprises the wire spiral layer, metal screen layer and the metal serpentine layer that are arranged in order setting up and down; Described wire spiral layer comprises the second substrate and two perficial helical lines, and two perficial helical lines are symmetrical to be arranged on the second substrate, and the center of perficial helical line is tie point, and perficial helical alignment external spiral extends to the second substrate side and connects output; Described metal screen layer comprises the 3rd substrate and rectangular patterns, and rectangular patterns is arranged on the surface of the 3rd substrate, and rectangular patterns arranges borehole in the corresponding position of tie point, and is respectively arranged with the minor matters pattern for ground connection in the both sides of rectangular patterns; Described metal serpentine layer comprises the 4th substrate and T-shaped branch serpentine, T-shaped branch serpentine is arranged on the surface of the 4th substrate, one end of T-shaped branch serpentine connects input, other end branch is two serpentines, and the end of two serpentines is also connected with the tie point on two perficial helical lines through borehole respectively respectively by metallic vias post.
As preferably, this power splitter also comprises mark layer, and mark layer is arranged on the top of wire spiral layer, and mark layer is by the first substrate and be arranged on the first on-chip mark point and form.
As preferably, this power splitter also comprises BTM layer, and BTM layer is arranged on the below of metal serpentine layer, and BTM layer is made up of the 5th substrate and multiple rectangular blocks of being arranged on the 5th substrate both sides.
As preferably, the material of the first substrate, the second substrate, the 3rd substrate, the 4th substrate and the 5th substrate is ceramic material, and the material of perficial helical line, rectangular patterns and T-shaped branch serpentine is silver, copper or gold.
The utility model is owing to have employed above-mentioned technical scheme, and energy exports from 2 ends that metal serpentine layer left end enters through wire spiral and realizes merit and divide.It is good that LTCC serpentine power splitter of the present utility model has performance, and insertion loss is low, and structure is simple, and size is little, easy to make, is convenient to the advantages such as integrated.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model power splitter.
Fig. 2 is the structural representation of the mark layer of the utility model power splitter.
Fig. 3 is the structural representation of the wire spiral layer of the utility model power splitter.
Fig. 4 is the structural representation of the metal screen layer of the utility model power splitter.
Fig. 5 is the structural representation of the metal serpentine layer of the utility model power splitter.
Fig. 6 is the structural representation of the BTM layer of the utility model power splitter.
Fig. 7 is the performance chart of the utility model power splitter.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is made a detailed explanation.
A kind of LTCC serpentine power splitter as shown in Figure 1, this power splitter comprises upper and lower the mark layer 1, wire spiral layer 2, metal screen layer 3, metal serpentine layer 4 and the BTM layer 5 that are arranged in order setting.As shown in Figure 2, mark layer 1 is arranged on the top of wire spiral layer 2, and mark layer 1 is made up of the first substrate 11 and the mark point 12 be arranged on the first substrate 11.As shown in Figure 3, described wire spiral layer 2 comprises the second substrate 21 and two perficial helical lines 22, article two, perficial helical line 22 is symmetrical is arranged on the second substrate 21, the center of perficial helical line 22 is tie point 23, and perficial helical line 22 is outwards spirally extended to the second substrate 21 side and connects output 24.As shown in Figure 4, described metal screen layer 3 comprises the 3rd substrate 31 and rectangular patterns 32, rectangular patterns 32 is arranged on the surface of the 3rd substrate 31, and rectangular patterns 32 arranges borehole 33 in the corresponding position of tie point, and is respectively arranged with the minor matters pattern 34 for ground connection in the both sides of rectangular patterns 32.As shown in Figure 5, described metal serpentine layer 4 comprises the 4th substrate 41 and T-shaped branch serpentine 42, T-shaped branch serpentine 42 is arranged on the surface of the 4th substrate 41, one end of T-shaped branch serpentine 42 connects input 43, other end branch is that the end of two serpentines, 44, two serpentines 44 is connected with the tie point 23 on two perficial helical lines 22 through borehole 33 respectively respectively by metallic vias post 6.As shown in Figure 6, BTM layer 5 is arranged on the below of metal serpentine layer 4, and BTM layer 5 is made up of with 6 rectangular blocks 52 being arranged on the 5th substrate 51 both sides the 5th substrate 51.The material of above-mentioned the first substrate 11, second substrate 21, the 3rd substrate 31, the 4th substrate 41 and the 5th substrate is ceramic material, and the material of perficial helical line 22, rectangular patterns 32 and T-shaped branch serpentine 42 is silver.
LTCC serpentine power splitter energy of the present utility model exports from the two ends that T-shaped branch serpentine 42 left end enters through perficial helical line 22 and realizes merit and divide.The property indices of novel LTCC serpentine power splitter adopts HFSS software to test, and the performance curve of gained power splitter as shown in Figure 7.As seen from the figure, passband frequency range is 1.2GHz ~ 1.7GHz, and return loss is little is all less than-15dB, and insertion loss is greater than-3.5dB, and isolation is less than-15dB.
Claims (4)
1. a LTCC serpentine power splitter, is characterized in that: this power splitter comprises the wire spiral layer (2), metal screen layer (3) and the metal serpentine layer (4) that are arranged in order setting up and down; Described wire spiral layer (2) comprises the second substrate (21) and two perficial helical lines (22), article two, perficial helical line (22) is symmetrical is arranged on the second substrate (21), the center of perficial helical line (22) is tie point (23), and perficial helical line (22) is outwards spirally extended to the second substrate (21) side and connects output (24); Described metal screen layer (3) comprises the 3rd substrate (31) and rectangular patterns (32), rectangular patterns (32) is arranged on the surface of the 3rd substrate (31), rectangular patterns (32) arranges borehole (33) in the corresponding position of tie point (23), and is respectively arranged with the minor matters pattern (34) for ground connection in the both sides of rectangular patterns (32); Described metal serpentine layer (4) comprises the 4th substrate (41) and T-shaped branch serpentine (42), T-shaped branch serpentine (42) is arranged on the surface of the 4th substrate (41), one end of T-shaped branch serpentine (42) connects input (43), other end branch is two serpentines (44), and the end of two serpentines (44) is connected with the tie point (23) on two perficial helical lines (22) through borehole (33) respectively respectively by metallic vias post (6).
2. a kind of LTCC serpentine power splitter according to claim 1, it is characterized in that: this power splitter also comprises mark layer (1), mark layer (1) is arranged on the top of wire spiral layer (2), and mark layer (1) is made up of the first substrate (11) and the mark point (12) be arranged on the first substrate (11).
3. a kind of LTCC serpentine power splitter according to claim 2, it is characterized in that: this power splitter also comprises BTM layer (5), BTM layer (5) is arranged on the below of metal serpentine layer (4), and BTM layer (5) is made up of the 5th substrate (51) and multiple rectangular blocks (52) of being arranged on the 5th substrate (51) both sides.
4. a kind of LTCC serpentine power splitter according to claim 3, it is characterized in that: the material of the first substrate (11), the second substrate (21), the 3rd substrate (31), the 4th substrate (41) and the 5th substrate (51) is ceramic material, the material of perficial helical line (22), rectangular patterns (32) and T-shaped branch serpentine (42) is silver, copper or gold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420777505.4U CN204614914U (en) | 2014-12-10 | 2014-12-10 | A kind of LTCC serpentine power splitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420777505.4U CN204614914U (en) | 2014-12-10 | 2014-12-10 | A kind of LTCC serpentine power splitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204614914U true CN204614914U (en) | 2015-09-02 |
Family
ID=53967441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420777505.4U Withdrawn - After Issue CN204614914U (en) | 2014-12-10 | 2014-12-10 | A kind of LTCC serpentine power splitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204614914U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617365A (en) * | 2014-12-10 | 2015-05-13 | 嘉兴佳利电子有限公司 | LTCC (Low Temperature Co-fired Ceramic) serpentine line power divider |
| CN105846032A (en) * | 2016-03-24 | 2016-08-10 | 中国计量学院 | Low-loss crossed laminated type LTCC Wilkinson power divider |
-
2014
- 2014-12-10 CN CN201420777505.4U patent/CN204614914U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104617365A (en) * | 2014-12-10 | 2015-05-13 | 嘉兴佳利电子有限公司 | LTCC (Low Temperature Co-fired Ceramic) serpentine line power divider |
| CN104617365B (en) * | 2014-12-10 | 2019-05-21 | 嘉兴佳利电子有限公司 | A kind of LTCC serpentine power splitter |
| CN105846032A (en) * | 2016-03-24 | 2016-08-10 | 中国计量学院 | Low-loss crossed laminated type LTCC Wilkinson power divider |
| CN105846032B (en) * | 2016-03-24 | 2018-04-27 | 中国计量学院 | A kind of low-loss crossing stack formula LTCC Wilkinson power dividers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150902 Effective date of abandoning: 20190521 |