CN203722751U - KU-waveband high frequency tuner for receiving signal of two satellites simultaneously - Google Patents
KU-waveband high frequency tuner for receiving signal of two satellites simultaneously Download PDFInfo
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- CN203722751U CN203722751U CN201420042289.9U CN201420042289U CN203722751U CN 203722751 U CN203722751 U CN 203722751U CN 201420042289 U CN201420042289 U CN 201420042289U CN 203722751 U CN203722751 U CN 203722751U
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- 239000000523 sample Substances 0.000 claims abstract description 47
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 239000013078 crystal Substances 0.000 claims abstract description 6
- 230000010287 polarization Effects 0.000 claims description 51
- 230000005669 field effect Effects 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000005580 one pot reaction Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000006641 stabilisation Effects 0.000 description 1
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Abstract
The utility model discloses a KU-waveband high frequency tuner for receiving signals of two satellites simultaneously. The KU-waveband high frequency tuner comprises two feed sources, a circuit board box provided with a built-in circuit board, a connector arranged on the circuit board box, and two waveguides which are used for transmitting signals and connected between the feed sources and the circuit board box; and the circuit board box is provided with a first vertical polarized probe, a second vertical polarized probe, a first horizontal polarized probe and a second horizontal polarized probe, output ends of the first vertical polarized probe and the first horizontal polarized probe are connected with a first high-frequency amplifying circuit, output ends of the second vertical polarized probe and the second horizontal polarized probe are connected with the second high-frequency amplifying circuit, output ends of the first high-frequency amplifying circuit and the second first high-frequency amplifying circuit are connected with a filtering circuit, high frequency signals are input to a frequency mixing circuit after being filtered, the frequency mixing circuit is connected with a crystal oscillator phase locked circuit, and the input signals are transmitted to users through cables after frequency mixing.
Description
Technical field
The utility model relates to a kind of KU wave band tuner, particularly relates to one and is arranged on the satellite antenna of ground, receives geosychronous two satellite list cables and transmits the KU wave band tuner of output.
Background technology
Along with development quantity and the satellite angle interval of satellite are more and more closed on, as satellite 169 166 134 138 satellites such as grade, and current KU wave band tuner can only receive horizontal polarization signal and the perpendicular polarization signal of a satellite, above-mentioned signal sends high-frequency amplifier to by horizontal and vertical probe and amplifies, radiofrequency signal after amplification is by filter filtering, and mixing is exported.Existing tuner can only one pot one the tuner signal that receives a satellite use to user, when user will receive another satellite-signal, need readjust the angle of ground-plane antenna, troublesome poeration and difficulty are higher, and the satellite-signal receiving is the signal of a satellite all the time, not more selection.
Utility model content
The problem and shortage existing for above-mentioned prior art, the utility model provides a kind of KU wave band tuner that simultaneously receives two satellite-signals, two groups of horizontal polarization signals of ground satellite reception and perpendicular polarization signal are sent to two groups of horizontal polarization probes and perpendicular polarization probe through two feeds respectively, make user can watch the TV signal of two satellites, and have that automatic frequency regulates and phase place locks, the feature such as loss of signal is little.
To achieve these goals, solution of the present utility model is:
A kind of KU wave band tuner that simultaneously receives two satellite-signals, comprise two feeds, internal circuit board circuit board box, be arranged on the joint on circuit board box, and be connected between described feed and described circuit board box, for two waveguide pipe of transmission of signal, on described circuit board box, be further provided with circuit board lid, described circuit board is provided with the first perpendicular polarization probe, the second perpendicular polarization probe, the first horizontal polarization probe, the second horizontal polarization probe, wherein the output of the first perpendicular polarization probe and the first horizontal polarization probe is all connected with the first high-frequency amplifier circuit, the output of the second perpendicular polarization probe and the second horizontal polarization probe is all connected with the second high-frequency amplifier circuit, the output of the first high-frequency amplifier circuit and the second high-frequency amplifier circuit is connected with filter circuit, high-frequency signal is after filtering, input mixting circuit, described mixting circuit is connected with crystal oscillator phase lock circuitry, input signal is after mixing, be sent to user by cable, above-mentioned the first high-frequency amplifier circuit is further connected with the first power supply circuits, above-mentioned the second high-frequency amplifier circuit is further connected with the second power supply circuits, described power supply circuits are respectively high-frequency amplifier circuit operating voltage are provided, on foregoing circuit plate, further comprise a control circuit, described control circuit is connected with mixting circuit, the first power supply circuits and the second power supply circuits respectively.
As preferably, above-mentioned mixting circuit adopts the mixing chip that model is TFF1017.
As preferably, described control circuit adopts the control chip that model is FM8PE53.
As preferably, it is the chip of ZNBG3113 that the first power supply circuits and the second power supply circuits all adopt model.
As preferably, above-mentioned the first high-frequency amplifier circuit comprises the first amplifier tube, the second amplifier tube and the 3rd amplifier tube, wherein the input of the first amplifier tube is connected with the first perpendicular polarization probe, the input of the second amplifier tube is connected with the first horizontal polarization probe, the output of the first amplifier tube and the second amplifier tube is connected with the 3rd amplifier tube, the horizontal polarization signal of first satellite and perpendicular polarization signal, after above-mentioned amplifier tube secondary amplifies, enter filter circuit and carry out filtering; In like manner, above-mentioned the second high-frequency amplifier circuit comprises the 4th amplifier tube, the 5th amplifier tube and the 6th amplifier tube, wherein the input of the 5th amplifier tube is connected with the second perpendicular polarization probe, the input of the 4th amplifier tube is connected with the second horizontal polarization probe, the output of the 4th amplifier tube and the 5th amplifier tube is connected with the 6th amplifier tube, the horizontal polarization signal of second satellite and perpendicular polarization signal, after above-mentioned amplifier tube secondary amplifies, also enter filter circuit and carry out filtering.Above-mentioned the first amplifier tube, the second amplifier tube, the 3rd amplifier tube, the 4th amplifier tube, the 5th amplifier tube and the 6th amplifier tube all adopt field effect transistor FET.
The above-mentioned KU wave band tuner operation principle that simultaneously receives two satellite-signals: the voltage of controlling the first power supply circuits and the second power supply circuits from user's control command signal by control circuit, and then the operating state of control the first high-frequency amplifier circuit and the second high-frequency amplifier circuit, in the time of the first high-frequency amplifier circuit work, what receive is the signal from first satellite; In the time of the second high-frequency amplifier circuit work, what receive is the signal from second satellite.Wherein filter circuit and mixting circuit remain work, like this no matter be that the first high-frequency amplifier circuit or the satellite-signal of the second high-frequency amplifier circuit can carry out filtering and Frequency mixing processing in filter circuit and mixting circuit, thereby obtain user need two satellite-signals in wherein arbitrary satellite-signal, realize the object of the two satellite-signal outputs of one pot of one tuner, for user provides more selection.
Compared with prior art, the above-mentioned KU wave band tuner tool that simultaneously receives two satellite-signals has the following advantages:
1) the utility model structurally adopts two feeds to receive from two different satellite-signals, being sent to respectively two groups of different horizontal and vertical polarization probes by two waveguide pipe receives and amplifies, filtering, Frequency mixing processing, the instruction that wherein control chip is accepted user is removed to control wherein one group of feed of selecting user to need and is obtained the wherein signal of a satellite, when user needs another satellite-signal like this, also can remove to be transformed into another satellite by control chip, thereby make user can watch the TV signal of two satellites, overcome the restriction of the first pot of existing high frequency one star, user does not need to regulate ground-plane antenna just can receive the signal of two satellites,
2) mixting circuit of the present utility model adopts integrated chip TFF1017 and crystal oscillator phase lock circuitry, can automatically complete frequency adjustment and phase place locking, and therefore frequency and phase place are highly stable, also save aborning artificial frequency modulation simultaneously;
3) gone the mixing of two-way satellite-signal to amplify by integrated chip TFF1017, crystal oscillator phase lock circuitry and control chip FM8PE53, overcome resolution element mixing and caused the deficiency that loss of signal is large, thereby made user obtain two frequencies and phase stabilization, satellite-signal that loss of signal is little.
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the KU wave band tuner structure schematic diagram of the present embodiment;
Fig. 2 is the KU wave band high frequency tuner circuit functional-block diagram of the present embodiment;
Fig. 3 is the KU wave band tuner main circuit schematic diagram of the present embodiment;
Fig. 4 is the KU wave band high frequency tuner circuit first power supply circuits schematic diagram of the present embodiment.
Embodiment
As shown in Figure 1-2, a kind of KU wave band tuner that simultaneously receives two satellite-signals, comprise two feeds 1, internal circuit board circuit board box 3, be arranged on the joint 4 on circuit board box 3, and be connected between described feed 1 and described circuit board box 3, for two waveguide pipe 2 of transmission of signal, on described circuit board box 3, be further provided with circuit board lid 5, described circuit board is provided with the first perpendicular polarization probe 6, the second perpendicular polarization probe 7, the first horizontal polarization probe 8, the second horizontal polarization is visited 9 pins, wherein the output of the first perpendicular polarization probe 6 and the first horizontal polarization probe 8 is all connected with the first high-frequency amplifier circuit 10, the output of the second perpendicular polarization probe 7 and the second horizontal polarization probe 9 is all connected with the second high-frequency amplifier circuit 11, the output of the first high-frequency amplifier circuit 10 and the second high-frequency amplifier circuit 11 is connected with filter circuit 12, high-frequency signal is after filtering, input mixting circuit 13, described mixting circuit 13 is connected with crystal oscillator phase lock circuitry 14, input signal is after mixing, be sent to user by cable, above-mentioned the first high-frequency amplifier circuit 10 is further connected with the first power supply circuits 16, above-mentioned the second high-frequency amplifier circuit 11 is further connected with the second power supply circuits 17, described power supply circuits 16 and 17 are respectively high-frequency amplifier circuit 10 and 11 operating voltage are provided, on foregoing circuit plate, further comprise a control circuit 15, described control circuit 15 is connected with mixting circuit 13, the first power supply circuits 16 and the second power supply circuits 17 respectively.
In the present embodiment, above-mentioned the first high-frequency amplifier circuit 10 comprises the first amplifier tube Q1, the second amplifier tube Q2 and the 3rd amplifier tube Q3, wherein the input of the first amplifier tube Q1 is connected with the first perpendicular polarization probe 6, the input of the second amplifier tube Q2 is connected with the first horizontal polarization probe 8, the output of the first amplifier tube Q1 and the second amplifier tube Q2 is connected with the 3rd amplifier tube Q3, the horizontal polarization signal of first satellite and perpendicular polarization signal, after above-mentioned amplifier tube Q1, Q2 and bis-amplifications of Q3, enter filter circuit 12 and carry out filtering; In like manner, above-mentioned the second high-frequency amplifier circuit 11 comprises the 4th amplifier tube Q4, the 5th amplifier tube Q5 and the 6th amplifier tube Q6, wherein the input of the 5th amplifier tube Q5 is connected with the second perpendicular polarization probe 7, the input of the 4th amplifier tube Q4 is connected with the second horizontal polarization probe 9, the output of the 4th amplifier tube Q4 and the 5th amplifier tube Q5 is connected with the 6th amplifier tube Q6, the horizontal polarization signal of second satellite and perpendicular polarization signal, after above-mentioned amplifier tube Q4, Q5 and bis-amplifications of Q6, also enter filter circuit 12 and carry out filtering.Above-mentioned the first amplifier tube Q1, the second amplifier tube Q2, the 3rd amplifier tube Q3, the 4th amplifier tube Q4, the 5th amplifier tube Q5 and the 6th amplifier tube Q6 all adopt field effect transistor FET.
In the present embodiment, to adopt model be the mixing chip of TFF1017 to above-mentioned mixting circuit 13.It is the control chip IC5 of FM8PE53 that described control circuit 15 adopts model.
Because the first power supply circuits 16 and the second power supply circuits 17 operation principles are similar, in the present embodiment, taking the first power supply circuits 16 as example, be described, as shown in Figure 4, it is the chip IC 3 of ZNBG3113 that above-mentioned the first power supply circuits 16 adopt model, described chip IC 3 provides operating voltage for the amplifier tube Q1 Q2 Q3 in the first high-frequency amplifier circuit, the second power supply circuits 17 in the second high-frequency amplifier circuit amplifier tube Q4 Q5 Q6 operating voltage is provided, control circuit 15 is controlled the voltage of the first power supply circuits 16 and the second power supply circuits 17, the control signal of wherein said control chip IC5 is provided by user, control signal connects capacitor C 38 by CTR, resistance R 26 R27, diode D3, triode Q11 is given to control signal of control chip IC5, control chip IC5 goes to control according to control signal the operating state of selecting NPN triode Q9 Q8 and PNP triode Q10 Q7, thereby decide the first high-frequency amplifier circuit 10 by controlling the operating state of the first power supply circuits 16 and the second power supply circuits 17, the work of the second high-frequency amplifier circuit 11, select one of them object of two satellites to reach, for user transmits the effect of two satellite TV signals.
Described voltage stabilizing circuit 18 is made up of voltage stabilizing chip IC 1 and capacitor C 29 C37, is the power supply such as control circuit, mixting circuit.
Micro-band filtering band that described filter circuit 12 frequency ranges are 11.7-12.75GHz;
The above-mentioned KU wave band tuner operation principle that simultaneously receives two satellite-signals: the voltage of controlling the first power supply circuits 16 and the second power supply circuits 17 from user's control command signal by control circuit 15, and then the operating state of control the first high-frequency amplifier circuit 10 and the second high-frequency amplifier circuit 11, in the time that the first high-frequency amplifier circuit 10 is worked, what receive is the signal from first satellite; In the time that the second high-frequency amplifier circuit 11 is worked, what receive is the signal from second satellite.Wherein filter circuit 12 and mixting circuit 13 remain work, like this no matter be that the first high-frequency amplifier circuit 10 or the satellite-signal of the second high-frequency amplifier circuit 11 can carry out filtering and Frequency mixing processing in filter circuit 12 and mixting circuit 13, thereby obtain user need two satellite-signals in wherein arbitrary satellite-signal, realize the object of the two satellite-signal outputs of one pot of one tuner, for user provides more selection.
Above-described embodiment and graphic and non-limiting product form of the present utility model and style, suitable variation or modification that any person of an ordinary skill in the technical field does it, all should be considered as not departing from patent category of the present utility model.
Claims (6)
1. one kind receives the KU wave band tuner of two satellite-signals simultaneously, it is characterized in that: comprise two feeds, internal circuit board circuit board box, be arranged on the joint on circuit board box, and be connected between described feed and described circuit board box, for two waveguide pipe of transmission of signal, on described circuit board box, be further provided with circuit board lid, described circuit board is provided with the first perpendicular polarization probe, the second perpendicular polarization probe, the first horizontal polarization probe, the second horizontal polarization probe, wherein the output of the first perpendicular polarization probe and the first horizontal polarization probe is all connected with the first high-frequency amplifier circuit, the output of the second perpendicular polarization probe and the second horizontal polarization probe is all connected with the second high-frequency amplifier circuit, the output of the first high-frequency amplifier circuit and the second high-frequency amplifier circuit is connected with filter circuit, high-frequency signal is after filtering, input mixting circuit, described mixting circuit is connected with crystal oscillator phase lock circuitry, input signal is after mixing, be sent to user by cable, above-mentioned the first high-frequency amplifier circuit is further connected with the first power supply circuits, above-mentioned the second high-frequency amplifier circuit is further connected with the second power supply circuits, on foregoing circuit plate, further comprise a control circuit, described control circuit is connected with mixting circuit, the first power supply circuits and the second power supply circuits respectively.
2. a kind of KU wave band tuner that simultaneously receives two satellite-signals as claimed in claim 1, is characterized in that: above-mentioned mixting circuit adopts the mixing chip that model is TFF1017.
3. a kind of KU wave band tuner that simultaneously receives two satellite-signals as claimed in claim 1, is characterized in that: described control circuit adopts the control chip that model is FM8PE53.
4. a kind of KU wave band tuner that simultaneously receives two satellite-signals as claimed in claim 1, is characterized in that: it is the chip of ZNBG3113 that the first power supply circuits and the second power supply circuits all adopt model.
5. a kind of KU wave band tuner that simultaneously receives two satellite-signals as claimed in claim 1, it is characterized in that: above-mentioned the first high-frequency amplifier circuit comprises the first amplifier tube, the second amplifier tube and the 3rd amplifier tube, wherein the input of the first amplifier tube is connected with the first perpendicular polarization probe, the input of the second amplifier tube is connected with the first horizontal polarization probe, and the output of the first amplifier tube and the second amplifier tube is connected with the 3rd amplifier tube; Above-mentioned the second high-frequency amplifier circuit comprises the 4th amplifier tube, the 5th amplifier tube and the 6th amplifier tube, wherein the input of the 5th amplifier tube is connected with the second perpendicular polarization probe, the input of the 4th amplifier tube is connected with the second horizontal polarization probe, and the output of the 4th amplifier tube and the 5th amplifier tube is connected with the 6th amplifier tube.
6. a kind of KU wave band tuner that simultaneously receives two satellite-signals as claimed in claim 5, is characterized in that: above-mentioned the first amplifier tube, the second amplifier tube, the 3rd amplifier tube, the 4th amplifier tube, the 5th amplifier tube and the 6th amplifier tube all adopt field effect transistor FET.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420042289.9U CN203722751U (en) | 2014-01-23 | 2014-01-23 | KU-waveband high frequency tuner for receiving signal of two satellites simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420042289.9U CN203722751U (en) | 2014-01-23 | 2014-01-23 | KU-waveband high frequency tuner for receiving signal of two satellites simultaneously |
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| CN203722751U true CN203722751U (en) | 2014-07-16 |
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| CN201420042289.9U Expired - Lifetime CN203722751U (en) | 2014-01-23 | 2014-01-23 | KU-waveband high frequency tuner for receiving signal of two satellites simultaneously |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017012546A1 (en) * | 2015-07-20 | 2017-01-26 | 南京中网卫星通信股份有限公司 | C/ku waveband conversion control system and communication method therefor |
| CN109743557A (en) * | 2019-02-02 | 2019-05-10 | 浙江盛洋科技股份有限公司 | A kind of novel miniaturization KU wave band multi-user's DCSS tuner |
| CN111314753A (en) * | 2019-12-27 | 2020-06-19 | 深圳市北斗万方信息技术有限公司 | Signal processing method, digital video conversion device and low noise down converter |
| CN114268755A (en) * | 2021-12-23 | 2022-04-01 | 深圳市常亮实业有限公司 | KU-BAND satellite high-frequency head structure |
-
2014
- 2014-01-23 CN CN201420042289.9U patent/CN203722751U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017012546A1 (en) * | 2015-07-20 | 2017-01-26 | 南京中网卫星通信股份有限公司 | C/ku waveband conversion control system and communication method therefor |
| CN109743557A (en) * | 2019-02-02 | 2019-05-10 | 浙江盛洋科技股份有限公司 | A kind of novel miniaturization KU wave band multi-user's DCSS tuner |
| CN109743557B (en) * | 2019-02-02 | 2023-11-28 | 盛洋电子(广东)有限公司 | Novel miniaturized KU wave band multiuser DCSS tuner |
| CN111314753A (en) * | 2019-12-27 | 2020-06-19 | 深圳市北斗万方信息技术有限公司 | Signal processing method, digital video conversion device and low noise down converter |
| CN111314753B (en) * | 2019-12-27 | 2024-02-20 | 深圳市北斗万方信息技术有限公司 | Signal processing method, digital video conversion device and low noise down converter |
| CN114268755A (en) * | 2021-12-23 | 2022-04-01 | 深圳市常亮实业有限公司 | KU-BAND satellite high-frequency head structure |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: KU-waveband high frequency tuner for receiving signal of two satellites simultaneously Effective date of registration: 20171206 Granted publication date: 20140716 Pledgee: China bank Limited by Share Ltd. Shaoxing Yuecheng branch Pledgor: ZHEJIANG SHENGYANG SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: 2017330000249 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140716 |
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| CX01 | Expiry of patent term |