CN219697619U - Miniaturized equalizer structure based on ceramic thin film circuit - Google Patents
Miniaturized equalizer structure based on ceramic thin film circuit Download PDFInfo
- Publication number
- CN219697619U CN219697619U CN202320871528.0U CN202320871528U CN219697619U CN 219697619 U CN219697619 U CN 219697619U CN 202320871528 U CN202320871528 U CN 202320871528U CN 219697619 U CN219697619 U CN 219697619U
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- thin film
- miniaturized
- ceramic thin
- main line
- transmission main
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- 239000000919 ceramic Substances 0.000 title claims abstract description 43
- 239000010409 thin film Substances 0.000 title claims description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 abstract description 6
- 238000003780 insertion Methods 0.000 abstract description 4
- 230000037431 insertion Effects 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 abstract description 4
- 239000010408 film Substances 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The utility model discloses a miniaturized equalizer structure based on a ceramic film circuit, which comprises a ceramic film plate, wherein an input end, an output end and a transmission main line are arranged on the ceramic film plate, the input end and the output end are connected through the transmission main line, and the input end is connected with a linear circuit of an equalizing quantity; the utility model takes the ceramic film plate as a substrate, and an equalizer topological structure is arranged on the ceramic film plate, wherein the ceramic film has the advantage of high dielectric constant; therefore, the advantages of small volume and small insertion loss are achieved, and the linear circuit connected with the transmission main line is arranged; the linear circuit is utilized for linear optimization, so that the equalization amount of the miniaturized equalizer structure has better linearity.
Description
Technical Field
The utility model relates to the technical field of miniaturized equalizer, in particular to a miniaturized equalizer structure based on a ceramic thin film circuit.
Background
In a receiving and transmitting system, because the system radio frequency signal works as a broadband, the system circuit is formed by multistage frequency conversion, and the loss caused by the frequency conversion circuit is compensated by designing a microwave amplifier in a link, because the amplifier has a certain slope, the slope from the output of the microwave circuit at each stage to the output of the last port does not meet the system index requirement. This is particularly important in equalizer broadband transceiver systems. Different types of equalization amounts are designed according to different transceiver systems, and in a wider working frequency band, the slope of the equalizer needs to achieve ideal frequency-amplitude characteristics, and meanwhile, port standing waves are required to be small. The system integration level is high, so that the miniaturization of the equalizer is also important, and the requirements of higher and higher frequency, wider frequency and the like and the miniaturization of the volume are met for the development process of the microwave circuit; the conventional FR-4 and RO4350B, RT5880 plates have large topological structure volume and the equilibrium quantity can not meet the requirement of the wideband working frequency of the system.
Disclosure of Invention
In order to solve the defects that the topological structure of the conventional FR-4 and RO4350B, RT5880 plates in the prior art is large in size and the equilibrium quantity cannot meet the requirement of the broadband working frequency of the system, the utility model provides a miniaturized equalizer structure based on a ceramic film circuit.
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model discloses a miniaturized equalizer structure based on a ceramic thin film circuit, which comprises a ceramic thin film plate, wherein an input end, an output end and a transmission main line are arranged on the ceramic thin film plate, the input end and the output end are connected through the transmission main line, and the input end is connected with a linear circuit of an equalizing quantity;
the linear circuit comprises resistors R1, R2 and R3 and an inductor L1; the resistor R2 is connected with the input end in series, one end of the resistor R1 is connected with one end of the resistor R3, one end of the resistor R3 is connected with one end of the resistor R3 and one end of the inductor L1, and one end of the inductor L1 is grounded; one end of the resistor R2 is connected with a connecting-out end.
As a preferable technical scheme of the utility model, the specification of the ceramic film plate is 4.5mm multiplied by 3.6mm multiplied by 0.381mm.
As a preferable technical scheme of the utility model, the ceramic film plate is provided with a plurality of notch units at two sides of the transmission main line; and the plurality of notch units are symmetrically distributed on two sides of the transmission main line.
As a preferred technical scheme of the utility model, the miniaturized equalizer structure is used as a frequency band of 1GHz to 6GH.
The beneficial effects of the utility model are as follows:
the ceramic film-based circuit miniaturized equalizer structure takes a ceramic film plate as a substrate, and an equalizer topological structure is arranged on the ceramic film plate, wherein the ceramic film has the advantage of high dielectric constant; therefore, the advantages of small volume and small insertion loss are achieved, and the linear circuit connected with the transmission main line is arranged; the linear circuit is utilized for linear optimization, so that the equalization amount of the miniaturized equalizer structure has better linearity.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of a ceramic thin film circuit based miniaturized equalizer structure in accordance with the present utility model;
FIG. 2 is a graph of the equalization amount of a miniaturized equalizer structure based on a ceramic thin film circuit according to the present utility model;
FIG. 3 is a graph of the standing wave reflection at the equalizer port of a miniaturized equalizer based on a ceramic thin film circuit in accordance with the present utility model;
fig. 4 is a graph of the group delay of an equalizer based on a ceramic thin film circuit miniaturized equalizer structure according to the present utility model.
In the figure: 1. ceramic film plate; 2. an input end; 3. an output end; 4. a transmission main line; 5. a linear circuit; 6. and a notch unit.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Examples: as shown in fig. 1, 2, 3 and 4, the miniaturized equalizer structure based on a ceramic thin film circuit of the present utility model comprises a ceramic thin film plate 1, wherein an input end 2, an output end 3 and a transmission main line 4 are arranged on the ceramic thin film plate 1, the input end 2 and the output end 3 are connected through the transmission main line 4, and the ceramic thin film plate 1 is connected with a balanced linear circuit 5 of the transmission main line 4;
the linear circuit comprises resistors R1, R2 and R3 and an inductor L1; the resistor R2 is connected with the input end 2 in series, one end of the resistor R1 is connected with one end of the resistor R3, one end of the resistor R3 is connected with one end of the resistor R3 and one end of the inductor L1, and one end of the inductor L1 is grounded; one end of the resistor R2 is connected with a connecting-out end. Wherein, a ceramic film plate 1 is taken as a substrate, and an equalizer topological structure is arranged on the substrate, wherein, the ceramic film has the advantage of high dielectric constant; thereby enabling the advantages of small volume and small insertion loss, and providing the linear circuit 5 of the equalizing quantity connected with the transmission main line 4; the linear optimization is performed by using the linear circuit 5, so that the equalization amount of the miniaturized equalizer structure in the utility model has better linearity.
Wherein, the specification of the ceramic film plate 1 is 4.5mm multiplied by 3.6mm multiplied by 0.381mm.
Wherein, the ceramic film plate 1 is provided with a plurality of notch units 6 at two sides of the transmission main line 4; and the plurality of notch units 6 are symmetrically distributed on two sides of the transmission main line 4.
The miniaturized equalizer structure is used as a frequency band of 1GHz to 6GHzz.
Working principle: wherein, a ceramic film plate 1 is taken as a substrate, and an equalizer topological structure is arranged on the substrate, wherein, the ceramic film has the advantage of high dielectric constant; thereby enabling the advantages of small volume and small insertion loss, and providing the linear circuit 5 of the equalizing quantity connected with the transmission main line 4; the linear optimization is performed by using the linear circuit 5, so that the equalization amount of the miniaturized equalizer structure in the utility model has better linearity.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (4)
1. The miniature equalizer structure based on the ceramic thin film circuit is characterized by comprising a ceramic thin film plate (1), wherein an input end (2), an output end (3) and a transmission main line (4) are arranged on the ceramic thin film plate (1), the input end (2) and the output end (3) are connected through the transmission main line (4), and the ceramic thin film plate (1) is connected with the transmission main line (4) through an equalizing linear circuit (5);
the linear circuit comprises resistors R1, R2 and R3 and an inductor L1; the resistor R2 is connected with the input end (2) in series, one end of the resistor R1 is connected with one end of the resistor R3, one end of the resistor R3 is connected with one end of the resistor R3 and one end of the inductor L1, and one end of the inductor L1 is grounded; one end of the resistor R2 is connected with a connecting-out end.
2. A miniaturized equalizer structure based on ceramic thin film circuits according to claim 1, characterized in that the ceramic thin film plate (1) has a specification of 4.5mm x 3.6mm x 0.381mm.
3. A miniaturized equalizer structure based on ceramic thin film circuits according to claim 1, characterized in that said ceramic thin film plate (1) is provided with a plurality of notch units (6) located on both sides of the transmission main line (4); and a plurality of notch units (6) are symmetrically distributed on two sides of the transmission main line (4).
4. The ceramic thin film circuit based miniaturized equalizer structure of claim 1, wherein the miniaturized equalizer structure operates at a frequency band of 1GHz to 6GHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320871528.0U CN219697619U (en) | 2023-04-18 | 2023-04-18 | Miniaturized equalizer structure based on ceramic thin film circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320871528.0U CN219697619U (en) | 2023-04-18 | 2023-04-18 | Miniaturized equalizer structure based on ceramic thin film circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219697619U true CN219697619U (en) | 2023-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320871528.0U Active CN219697619U (en) | 2023-04-18 | 2023-04-18 | Miniaturized equalizer structure based on ceramic thin film circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219697619U (en) |
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2023
- 2023-04-18 CN CN202320871528.0U patent/CN219697619U/en active Active
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