CN204362062U - Multi-functional RDS meets an urgent need digital power amplifier enlarger - Google Patents
Multi-functional RDS meets an urgent need digital power amplifier enlarger Download PDFInfo
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- CN204362062U CN204362062U CN201520072579.2U CN201520072579U CN204362062U CN 204362062 U CN204362062 U CN 204362062U CN 201520072579 U CN201520072579 U CN 201520072579U CN 204362062 U CN204362062 U CN 204362062U
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- 238000012545 processing Methods 0.000 claims abstract description 8
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- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a kind of multi-functional RDS to meet an urgent need digital power amplifier enlarger, comprise front end receiver system and back-end processing system, described back-end processing system comprises a FM high-frequency reception module, the 2nd FM high-frequency reception module, DTMB receiver module, digital power amplifier module, mix module, display module and audio-frequency module.The utility model is convenient, practical, has radio frequency input, stereo and data output function, utilizes ripe RDS technology simultaneously, soniferous while, can accept digital controlled signal.
Description
Technical field
The utility model relates to addressable digital broadcast equipment field, particularly relates to a kind of multi-functional RDS and to meet an urgent need digital power amplifier enlarger.
Background technology
Common amplifier only has level switch machine function, and the receiving sensitivity of traditional common radio chip, and stereo noise when data transmission performance is all bad, even some chip more not supported data transfer function; A lot of chip or circuit can not low level receive, and when signal is lower than 35dB, sound will produce serious noise, and data more can not reliable reception; Due to the impact of the structure by traditional die, its peripheral circuit and complexity thereof, debugging trouble, and high especially to the required precision of components and parts, the performance of complete machine in production and use procedure is had a strong impact on.
Traditional amplifier adopts simulative debugging demodulation passage to carry out transfer of data, and receiving sensitivity is low, and transmit broadcast program less, and can not realize reliable switching on and shutting down, can not prevent the intrusion of illegal signals, work noise is large; In addition traditional amplifier also cannot realize remote upgrade, and on-site maintenance mode is very single, and complex operation step is not directly perceived; According to above problem, so new-generation digital addressable amplifier arises at the historic moment, and play a part very important in emergent intelligent digital broadcast system.
Utility model content
Based on this, for existing problem, be necessary to propose one convenient, practical, there is radio frequency input, stereo and data output function, utilize ripe RDS technology, soniferous while, the multi-functional RDS that can accept digital controlled signal meets an urgent need digital power amplifier enlarger simultaneously.
The technical solution of the utility model is: a kind of multi-functional RDS meets an urgent need digital power amplifier enlarger, comprise front end receiver system and back-end processing system, described front end receiver system comprises the RDS coding module connected successively, ADC analog-to-digital conversion module, AGC gain control module and output module, described back-end processing system comprises a FM high-frequency reception module, 2nd FM high-frequency reception module, DTMB receiver module, digital power amplifier module, mix module, display module and audio-frequency module, a described FM high-frequency reception module, the signal input part of the 2nd FM high-frequency reception module and DTMB receiver module respectively with the first signal output part of the output module of front end receiver system, secondary signal output is connected with the 3rd signal output part, a described FM high-frequency reception module, the signal output part of the 2nd FM high-frequency reception module and DTMB receiver module respectively with the first signal input part of mix module, secondary signal input is connected with the 3rd signal input part, the signal output part of described mix module is connected with the signal input part of digital power amplifier module, first signal output part of described digital power amplifier module is connected with the signal input part of display module and audio-frequency module respectively with secondary signal output.
Wherein in an embodiment, also comprise voice input module, first signal input part of described voice input module is connected with the signal output part of a FM high-frequency reception module and the 2nd FM high-frequency reception module respectively with secondary signal input, and the signal output part of described voice input module is connected with the signal input part of mix module.
Wherein in an embodiment, also comprise boosting voltage changing module, the signal input part of described boosting voltage changing module is connected with the signal output part of digital power amplifier module, and the first signal output part of described boosting voltage changing module is connected with the signal input part of display module and audio-frequency module respectively with secondary signal output.
Wherein in an embodiment, described voice input module is mobile phone.
Wherein in an embodiment, described audio-frequency module is loudspeaker.
Wherein in an embodiment, described boosting voltage changing module is step-up transformer.
Wherein in an embodiment, described display module is display.
The beneficial effects of the utility model are:
(1) adopt a FM high-frequency reception module, the 2nd FM high-frequency reception module simultaneously, can frequency interferences be avoided like this, respond in time, emergent broadcast;
(2) owing to have employed mix module, can combine more flexibly, multichannel superposition can export, total volume can also be realized and control, and can independent regulation to the monitoring volume of input signal;
(3) voice input module installed, can send instruction control figure power amplifier module and broadcast;
(4) user can select the object that DTMB receive path reaches broadcast as emergency flight control passage and controls.
Accompanying drawing explanation
Fig. 1 is the signal flow block diagram described in the utility model embodiment;
Description of reference numerals:
10, a FM high-frequency reception module; 20, the 2nd FM high-frequency reception module; 30, DTMB receiver module; 40, digital power amplifier module; 50, mix module; 60, display module; 70, audio-frequency module; 80, voice input module; 90, boost voltage changing module; 100, front end receiver system.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
Embodiment:
As shown in Figure 1, a kind of multi-functional RDS meets an urgent need digital power amplifier enlarger, comprise front end receiver system 100 and back-end processing system, described front end receiver system 100 comprises the RDS coding module connected successively, ADC analog-to-digital conversion module, AGC gain control module and output module, described back-end processing system comprises a FM high-frequency reception module 10, 2nd FM high-frequency reception module 20, DTMB receiver module 30, digital power amplifier module 40, mix module 50, display module 60 and audio-frequency module 70, a described FM high-frequency reception module 10, the signal input part of the 2nd FM high-frequency reception module 20 and DTMB receiver module 30 respectively with the first signal output part of the output module of front end receiver system 100, secondary signal output is connected with the 3rd signal output part, a described FM high-frequency reception module 10, the signal output part of the 2nd FM high-frequency reception module 20 and DTMB receiver module 30 respectively with the first signal input part of mix module 50, secondary signal input is connected with the 3rd signal input part, the signal output part of described mix module 50 is connected with the signal input part of digital power amplifier module 40, first signal output part of described digital power amplifier module 40 is connected with the signal input part of display module 60 and audio-frequency module 70 respectively with secondary signal output.
In the present embodiment, also comprise voice input module 80, first signal input part of described voice input module 80 is connected with the signal output part of a FM high-frequency reception module 10 and the 2nd FM high-frequency reception module 20 respectively with secondary signal input, and the signal output part of described voice input module 80 is connected with the signal input part of mix module 50.
In the present embodiment, also comprise boosting voltage changing module 90, the signal input part of described boosting voltage changing module 90 is connected with the signal output part of digital power amplifier module 40, and the first signal output part of described boosting voltage changing module 90 is connected with the signal input part of display module 60 and audio-frequency module 70 respectively with secondary signal output.
In the present embodiment, described voice input module 80 is mobile phone.
In the present embodiment, described audio-frequency module 70 is loudspeaker.
In the present embodiment, described boosting voltage changing module 90 is step-up transformer.
In the present embodiment, described display module 60 is display.
In the course of work, front end receiver system 100 is outputed signal by output module, then selects FM high-frequency reception module the 10, a 2nd FM high-frequency reception module 20 and one of them input interface input signal of DTMB receiver module 30.Under the effect of mix module 50, audio signal is synthesized.Then be sent to digital power amplifier module 40 to process.Signal after process is exported by audio-frequency module 70.In addition, the voice input module 80 provided can facilitate user to be controlled digital power amplifier module 40 by voice.The boosting voltage changing module 90 provided can boost and transformation to signal, to output signal more easily.
The above embodiment only have expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.
Claims (7)
1. a multi-functional RDS meets an urgent need digital power amplifier enlarger, comprise front end receiver system and back-end processing system, described front end receiver system comprises the RDS coding module connected successively, ADC analog-to-digital conversion module, AGC gain control module and output module, it is characterized in that: described back-end processing system comprises a FM high-frequency reception module, 2nd FM high-frequency reception module, DTMB receiver module, digital power amplifier module, mix module, display module and audio-frequency module, a described FM high-frequency reception module, the signal input part of the 2nd FM high-frequency reception module and DTMB receiver module respectively with the first signal output part of the output module of front end receiver system, secondary signal output is connected with the 3rd signal output part, a described FM high-frequency reception module, the signal output part of the 2nd FM high-frequency reception module and DTMB receiver module respectively with the first signal input part of mix module, secondary signal input is connected with the 3rd signal input part, the signal output part of described mix module is connected with the signal input part of digital power amplifier module, first signal output part of described digital power amplifier module is connected with the signal input part of display module and audio-frequency module respectively with secondary signal output.
2. multi-functional RDS according to claim 1 meets an urgent need digital power amplifier enlarger, it is characterized in that: also comprise voice input module, first signal input part of described voice input module is connected with the signal output part of a FM high-frequency reception module and the 2nd FM high-frequency reception module respectively with secondary signal input, and the signal output part of described voice input module is connected with the signal input part of mix module.
3. multi-functional RDS according to claim 1 meets an urgent need digital power amplifier enlarger, it is characterized in that: also comprise boosting voltage changing module, the signal input part of described boosting voltage changing module is connected with the signal output part of digital power amplifier module, and the first signal output part of described boosting voltage changing module is connected with the signal input part of display module and audio-frequency module respectively with secondary signal output.
4. multi-functional RDS according to claim 2 meets an urgent need digital power amplifier enlarger, it is characterized in that: described voice input module is mobile phone.
5. multi-functional RDS according to claim 1 and 2 meets an urgent need digital power amplifier enlarger, it is characterized in that: described audio-frequency module is loudspeaker.
6. multi-functional RDS according to claim 3 meets an urgent need digital power amplifier enlarger, it is characterized in that: described boosting voltage changing module is step-up transformer.
7. multi-functional RDS according to claim 1 and 2 meets an urgent need digital power amplifier enlarger, it is characterized in that: described display module is display.
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| CN201520072579.2U CN204362062U (en) | 2015-02-02 | 2015-02-02 | Multi-functional RDS meets an urgent need digital power amplifier enlarger |
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| CN201520072579.2U CN204362062U (en) | 2015-02-02 | 2015-02-02 | Multi-functional RDS meets an urgent need digital power amplifier enlarger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104618049A (en) * | 2015-02-02 | 2015-05-13 | 四川泰立科技有限公司 | Multifunctional RDS emergency digital power amplifier and controlling method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104618049A (en) * | 2015-02-02 | 2015-05-13 | 四川泰立科技有限公司 | Multifunctional RDS emergency digital power amplifier and controlling method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 610000, Sichuan, Chengdu, Wuhou District Wuhou Metro Management Committee, Wu Qing Road, No. 40 digital science and Technology Plaza, block B, building 10 Patentee after: SICHUAN TELECAST TECHNOLOGY CO.,LTD. Address before: 610000 Sichuan city of Chengdu province Wuhou District Vuko east two Road No. 11 building 3 floor 7-1 No. 7 Patentee before: SICHUAN TELECAST TECHNOLOGY CO.,LTD. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Multifunctional RDS emergency digital power amplifier and controlling method thereof Effective date of registration: 20171012 Granted publication date: 20150527 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: SICHUAN TELECAST TECHNOLOGY CO.,LTD. Registration number: 2017510000074 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180208 Granted publication date: 20150527 Pledgee: Chengdu SME financing Company Limited by Guarantee Pledgor: SICHUAN TELECAST TECHNOLOGY CO.,LTD. Registration number: 2017510000074 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Multifunctional RDS emergency digital power amplifier and controlling method thereof Effective date of registration: 20180302 Granted publication date: 20150527 Pledgee: Bank of Guiyang Limited by Share Ltd. Chengdu Qingyang branch Pledgor: SICHUAN TELECAST TECHNOLOGY CO.,LTD. Registration number: 2018990000161 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190328 Granted publication date: 20150527 Pledgee: Bank of Guiyang Limited by Share Ltd. Chengdu Qingyang branch Pledgor: SICHUAN TELECAST TECHNOLOGY CO.,LTD. Registration number: 2018990000161 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Multifunctional RDS emergency digital power amplifier and controlling method thereof Effective date of registration: 20190403 Granted publication date: 20150527 Pledgee: Bank of Guiyang Limited by Share Ltd. Chengdu Qingyang branch Pledgor: SICHUAN TELECAST TECHNOLOGY CO.,LTD. Registration number: 2019510000042 |
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Date of cancellation: 20230320 Granted publication date: 20150527 Pledgee: Bank of Guiyang Limited by Share Ltd. Chengdu Qingyang branch Pledgor: SICHUAN TELECAST TECHNOLOGY CO.,LTD. Registration number: 2019510000042 |
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