CN203243434U - Three-output-end satellite signal distributor circuit - Google Patents
Three-output-end satellite signal distributor circuit Download PDFInfo
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- CN203243434U CN203243434U CN 201320298783 CN201320298783U CN203243434U CN 203243434 U CN203243434 U CN 203243434U CN 201320298783 CN201320298783 CN 201320298783 CN 201320298783 U CN201320298783 U CN 201320298783U CN 203243434 U CN203243434 U CN 203243434U
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Abstract
The utility model discloses a three-output-end satellite signal distributor circuit which is composed of a first inductor, a second inductor, a third inductor, a fourth inductor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor and a seventh capacitor. The three-output-end satellite signal distributor circuit has the characteristic that the filtering effect of the whole circuit is improved due to the fact that filter capacitors are arranged on an input end and output ends.
Description
Technical field
The utility model includes the cable TV system equipment technical field, particularly a kind of three output satellite-signal allotter circuits.
Background technology
The satellite-signal allotter circuit of prior art adopts the mutual inductance function of inductance that input signal is divided into a plurality of output signals, its input, output often do not arrange electric capacity and improve its filter effect, what therefore, the distributor of prior art was done aspect signal output stable is not ideal enough.
The utility model content
The technical problem that (one) will solve
The purpose of this utility model will overcome above-mentioned shortcoming exactly, aims to provide three a kind of output satellite-signal allotter circuits.
(2) technical scheme
For achieving the above object, three output satellite-signal allotter circuits of the present utility model, by the first inductance, the second inductance, the 3rd inductance, the 4th inductance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity and the 7th electric capacity form, described the first inductance is middle as input, described the first capacitances in series is between input and ground wire, described the first inductance one end connects an end of described the second inductance, the other end connects an end of described the 3rd inductance, the other end of described the second inductance ground connection behind described the second electric capacity of connecting, described the second inductance is middle as the first output, described the 3rd capacitances in series is between the first output and ground wire, the other end of described the 3rd inductance ground connection behind described the 4th electric capacity of connecting, in the middle of described the 3rd inductance and be connected the connection of the 4th inductance, and described the 5th electric capacity of connecting between its junction and the ground wire, described the 6th electric capacity one end is as the second output, the other end connects described the 4th inductance one end, described the 7th electric capacity one end is as the 3rd output, and the other end connects described the 4th inductance other end.
Further, described the 6th electric capacity is identical with the capacitance of described the 7th electric capacity.
(3) beneficial effect
Compared with prior art, the technical solution of the utility model has the following advantages: at input, output filter capacitor is set, has improved the filter effect of whole circuit.
Description of drawings
Fig. 1 is the circuit theory schematic diagram of the utility model three output satellite-signal allotter circuits.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, three output satellite-signal allotter circuits of the present utility model, by the first inductance L 1, the second inductance L 2, the 3rd inductance L 3, the 4th inductance L 4, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4, the 5th capacitor C 5, the 6th capacitor C 6 and the 7th capacitor C 7 form, described the first inductance L 1 is middle as input, described the first capacitor C 1 is connected between input and the ground wire, described the first inductance L 1 one ends connect an end of described the second inductance L 2, the other end connects an end of described the 3rd inductance L 3, the other end of described the second inductance L 2 described the second capacitor C 2 rear ground connection of connecting, described the second inductance L 2 is middle as the first output, described the 3rd capacitor C 3 is connected between the first output and the ground wire, the other end of described the 3rd inductance L 3 described the 4th capacitor C 4 rear ground connection of connecting, in the middle of described the 3rd inductance L 3 and be connected 4 connections of the 4th inductance L, and described the 5th capacitor C 5 of connecting between its junction and the ground wire, described the 6th capacitor C 6 one ends are as the second output, the other end connects described the 4th inductance L 4 one ends, described the 7th capacitor C 7 one ends are as the 3rd output, and the other end connects described the 4th inductance L 4 other ends.
Described the 6th capacitor C 6 is identical with the capacitance of described the 7th capacitor C 7, guarantees the consistency of the second output and the 3rd output end signal transmission.
Three output satellite-signal allotter circuits of the present utility model have overcome the poor defective of filter effect in the prior art, are provided with filter capacitor at input and output, have improved filter effect, make the signal transmission more stable.
In sum, above-mentioned execution mode is not to be restricted execution mode of the present utility model, and the modification that all those skilled in the art carry out on the basis of flesh and blood of the present utility model or equivalent deformation are all at technology category of the present utility model.
Claims (2)
1. output satellite-signal allotter circuit, it is characterized in that: by the first inductance, the second inductance, the 3rd inductance, the 4th inductance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity and the 7th electric capacity form, described the first inductance is middle as input, described the first capacitances in series is between input and ground wire, described the first inductance one end connects an end of described the second inductance, the other end connects an end of described the 3rd inductance, the other end of described the second inductance ground connection behind described the second electric capacity of connecting, described the second inductance is middle as the first output, described the 3rd capacitances in series is between the first output and ground wire, the other end of described the 3rd inductance ground connection behind described the 4th electric capacity of connecting, in the middle of described the 3rd inductance and be connected the connection of the 4th inductance, and described the 5th electric capacity of connecting between its junction and the ground wire, described the 6th electric capacity one end is as the second output, the other end connects described the 4th inductance one end, described the 7th electric capacity one end is as the 3rd output, and the other end connects described the 4th inductance other end.
2. three output satellite-signal allotter circuits as claimed in claim 1, it is characterized in that: described the 6th electric capacity is identical with the capacitance of described the 7th electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320298783 CN203243434U (en) | 2013-05-28 | 2013-05-28 | Three-output-end satellite signal distributor circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320298783 CN203243434U (en) | 2013-05-28 | 2013-05-28 | Three-output-end satellite signal distributor circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203243434U true CN203243434U (en) | 2013-10-16 |
Family
ID=49320687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320298783 Expired - Fee Related CN203243434U (en) | 2013-05-28 | 2013-05-28 | Three-output-end satellite signal distributor circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203243434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913988A (en) * | 2014-04-04 | 2014-07-09 | 中国海洋石油总公司 | Current analog quantity signal distributor |
-
2013
- 2013-05-28 CN CN 201320298783 patent/CN203243434U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103913988A (en) * | 2014-04-04 | 2014-07-09 | 中国海洋石油总公司 | Current analog quantity signal distributor |
| CN103913988B (en) * | 2014-04-04 | 2016-04-13 | 中国海洋石油总公司 | A kind of current-mode analog quantity signal distributor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131016 Termination date: 20200528 |