CN204119356U - A kind of single output satellite signal high-frequency tuner - Google Patents
A kind of single output satellite signal high-frequency tuner Download PDFInfo
- Publication number
- CN204119356U CN204119356U CN201420478540.6U CN201420478540U CN204119356U CN 204119356 U CN204119356 U CN 204119356U CN 201420478540 U CN201420478540 U CN 201420478540U CN 204119356 U CN204119356 U CN 204119356U
- Authority
- CN
- China
- Prior art keywords
- frequency
- output
- amplifier
- mixer
- phase
- 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.)
- Expired - Fee Related
Links
Landscapes
- Superheterodyne Receivers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Abstract
The utility model discloses a kind of single output satellite signal high-frequency tuner, be arranged between antenna and satellite receiver, comprise power supply, low noise amplifier, local oscillator, chip module and supply module, chip module is integrated with control circuit, band pass filter, high-frequency amplifier, phase-locked loop, frequency mixer and intermediate frequency amplifier; Low noise amplifier output is connected with band pass filter input, and band pass filter output is connected with high-frequency amplifier, and high-frequency amplifier output is connected with frequency mixer, and mixer output is connected with intermediate frequency amplifier; Local oscillator is connected with frequency mixer through phase-locked loop; Control circuit regulable control low noise amplifier and phase-locked loop; High-frequency tuner has connection user to export the output of intermediate-freuqncy signal.It is simple that the utility model object is to provide a kind of structure, single output satellite signal high-frequency tuner that volume is little.
Description
Technical field
The utility model relates to high-frequency tuner, and particularly one list output satellite signal high-frequency tuner, belongs to satellite communication system technical field.
Background technology
Digital satellite television signal reception supported by current most of high-frequency tuner, but can not to 3D, 4K radio TV signals receiving.Existing high-frequency tuner filter, high-frequency amplifier, local oscillator, frequency mixer and intermediate frequency amplifier are disposed on the diverse location of pcb board simultaneously, and project organization is unreasonable, cause pcb board large, make high-frequency tuner overall volume large.
Utility model content
The utility model, for the deficiencies in the prior art, provides a kind of structure simple, single output satellite signal high-frequency tuner that volume is little.
The technical scheme in the invention for solving the technical problem is:
A kind of single output satellite signal high-frequency tuner, be arranged between antenna and satellite receiver, it is characterized in that: comprise power supply, low noise amplifier, local oscillator, chip module and supply module, chip module is integrated with control circuit, band pass filter, high-frequency amplifier, phase-locked loop, frequency mixer and intermediate frequency amplifier; Described low noise amplifier output is connected with band pass filter input, and band pass filter output is connected with high-frequency amplifier, and high-frequency amplifier output is connected with frequency mixer, and mixer output is connected with intermediate frequency amplifier; Local oscillator is connected with frequency mixer through phase-locked loop; Low noise amplifier and phase-locked loop described in control circuit regulable control; High-frequency tuner has connection user to export the output of intermediate-freuqncy signal.
Single output satellite signal high-frequency tuner described above, is characterized in that: described low noise amplifier input input 10.7-12.75GHz high frequency, and described local oscillator exports 9.75GHz or 10.6GHz local frequency to frequency mixer through phase-locked loop; Described intermediate frequency amplifier exports 950-2150MHz intermediate frequency.
The utility model beneficial effect:
1, this product provides a kind of 10.7-12.75GHz frequency range phase-locked loop single channel high-frequency tuner, comprises low noise amplifier, chip module and supply module; Because adopt this product 10.7-12.75GHz frequency range phase-locked loop single channel high-frequency tuner, the parts such as the indispensable local oscillation circuit of traditional single channel high-frequency tuner circuit, balanced mixer circuit, intermediate frequency amplifier circuit are merged and is realized by chip, reduce pcb board volume, simultaneously the base upper frequency that provides of chip is also more stable, can receive 3D, 4K high-definition-television signal.
2, this product has low noise, high-gain performance characteristics, can adapt to different digital satellite television systems.
Accompanying drawing explanation
Fig. 1 is the utility model signal controlling party block diagram.
Fig. 2 is the utility model structural representation.
Fig. 3 is the structure chart that the utility model is used in communication system.
Embodiment
Below in conjunction with embodiment, the utility model is further described:
As shown in Figure 1, Figure 2 and Figure 3, a kind of single output satellite signal high-frequency tuner, high-frequency tuner 1 is arranged between satellite antenna 2 and satellite receiver 3, comprise power supply, low noise amplifier 100, chip module 200 and supply module 300, local oscillator 8, chip module are integrated with control circuit 4, band pass filter 5, high-frequency amplifier 6, phase-locked loop 7, frequency mixer 9 and intermediate frequency amplifier 10; Low noise amplifier output is connected with band pass filter input, and band pass filter output is connected with high-frequency amplifier, and high-frequency amplifier output is connected with frequency mixer, and mixer output is connected with intermediate frequency amplifier; Local oscillator is connected with frequency mixer through phase-locked loop; Low noise amplifier and phase-locked loop described in control circuit regulable control; High-frequency tuner has connection user to export the output of intermediate-freuqncy signal.
Low noise amplifier input input 10.7-12.75GHz high frequency in the utility model, described local oscillator exports 9.75GHz or 10.6GHz local frequency to frequency mixer through phase-locked loop; Described intermediate frequency amplifier exports 950-2150MHz intermediate frequency.
Utility model works process is as follows:
10.7-12.75GHz high frequency enters low noise amplifier and carries out power amplification, makes the power that high frequency satellites signal acquisition is enough;
High-frequency signal is through band-pass filter, amplify through high-frequency amplifier secondary again and enter frequency mixer mixing, local oscillator (crystal) inputs stable local oscillating frequency 9.75GHz or 10.6GHz through phase-locked loop to frequency mixer, and control circuit is for regulating low noise amplifier amplifying power and phase-locked loop operation voltage; Mixer output is connected with intermediate frequency amplifier; Intermediate frequency amplifier has connection user to export the output (see Fig. 3) of intermediate-freuqncy signal.
Claims (2)
1. a single output satellite signal high-frequency tuner, be arranged between antenna and satellite receiver, it is characterized in that: comprise power supply, low noise amplifier, local oscillator, chip module and supply module, chip module is integrated with control circuit, band pass filter, high-frequency amplifier, phase-locked loop, frequency mixer and intermediate frequency amplifier;
Described low noise amplifier output is connected with band pass filter input, and band pass filter output is connected with high-frequency amplifier, and high-frequency amplifier output is connected with frequency mixer, and mixer output is connected with intermediate frequency amplifier; Local oscillator is connected with frequency mixer through phase-locked loop; Low noise amplifier and phase-locked loop described in control circuit regulable control; High-frequency tuner has connection user to export the output of intermediate-freuqncy signal.
2. single output satellite signal high-frequency tuner according to claim 1, it is characterized in that: described low noise amplifier input input 10.7-12.75GHz high frequency, described local oscillator exports 9.75GHz or 10.6GHz local frequency to frequency mixer through phase-locked loop; Described intermediate frequency amplifier exports 950-2150MHz intermediate frequency.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420478540.6U CN204119356U (en) | 2014-08-23 | 2014-08-23 | A kind of single output satellite signal high-frequency tuner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420478540.6U CN204119356U (en) | 2014-08-23 | 2014-08-23 | A kind of single output satellite signal high-frequency tuner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204119356U true CN204119356U (en) | 2015-01-21 |
Family
ID=52336631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420478540.6U Expired - Fee Related CN204119356U (en) | 2014-08-23 | 2014-08-23 | A kind of single output satellite signal high-frequency tuner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204119356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578090A (en) * | 2016-01-22 | 2016-05-11 | 珠海佳讯创新科技股份有限公司 | Dual output high-frequency tuner allowing hybrid input of ground wave signal and satellite signal |
-
2014
- 2014-08-23 CN CN201420478540.6U patent/CN204119356U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105578090A (en) * | 2016-01-22 | 2016-05-11 | 珠海佳讯创新科技股份有限公司 | Dual output high-frequency tuner allowing hybrid input of ground wave signal and satellite signal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207382291U (en) | A kind of S-band transmitter system for Radio-Frequency Wireless Communication | |
| CN103490730A (en) | PLL-CS waveband multifunctional frequency down converter with dual-polarized integrated circuit structure | |
| CN204119356U (en) | A kind of single output satellite signal high-frequency tuner | |
| CN203896455U (en) | Circuit structure of satellite low noise block | |
| CN203722753U (en) | KU-waveband dual-polarized dual output high frequency tuner | |
| CN201142720Y (en) | Radio-frequency head, satellite digital television signal receiving and processing circuit and receiving system | |
| CN204361995U (en) | Low-noise frequency demultiplier integrating C wave band and KU wave band | |
| CN101727734B (en) | Wireless remote control receiving device | |
| CN204334779U (en) | Ku wave band list local oscillator dual output tuner | |
| CN204334552U (en) | A kind of Ku wave band three local oscillator low-converter | |
| CN204498075U (en) | A kind of radio frequency automatic gain control circuit | |
| CN204231528U (en) | A kind of dual output linear polarization satellite-signal high-frequency tuner | |
| CN201383849Y (en) | Digital-analog integrated tuner with FM receiving function | |
| CN204598155U (en) | A kind of frequency converter for digital television receiver | |
| CN203014792U (en) | Broadband adjustable wideband RF Receiver | |
| CN104469215A (en) | C-waveband tuner sharing two-level amplifier | |
| CN204362224U (en) | KU wave band double-local-oscillator single-output IC design frequency demultiplier | |
| CN204258729U (en) | C-band bipolar double-local-oscillator two-output low-noise frequency demultiplier | |
| CN203326956U (en) | C band and Ku band integrated low-noise frequency-reduction amplifier | |
| CN202798740U (en) | Ku-BAND double local oscillation single-channel output low-noise frequency demultiplier | |
| CN203554428U (en) | Satellite LNB circuit device | |
| CN205105215U (en) | Helicopter satellite communication forward chaining way rotor shelters from signal detection device | |
| CN204538242U (en) | A kind of digital terminal antenna box supporting multiple stage satellite television | |
| CN202513881U (en) | Ku-band low-noise frequency-down amplifier | |
| CN203166831U (en) | Dual-polarized single-local-oscillator single-output high-gain low-noise frequency demultiplier |
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 |
Granted publication date: 20150121 Termination date: 20160823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |