CN102420623A - Transmission method for power supply signals and radiogram radio-frequency signals as well as antenna amplifier - Google Patents
Transmission method for power supply signals and radiogram radio-frequency signals as well as antenna amplifier Download PDFInfo
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- CN102420623A CN102420623A CN2011102478048A CN201110247804A CN102420623A CN 102420623 A CN102420623 A CN 102420623A CN 2011102478048 A CN2011102478048 A CN 2011102478048A CN 201110247804 A CN201110247804 A CN 201110247804A CN 102420623 A CN102420623 A CN 102420623A
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- broadcast receiver
- radiofrequency signal
- coaxial cable
- antenna amplifier
- power supply
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Abstract
The invention discloses a transmission method for power supply signals and radiogram radio-frequency signals as well as an antenna amplifier, belonging to the field of automobile antennas. The transmission method comprises the following steps: the antenna amplifier receives the power supply signals transmitted through a coaxial cable from an output end of the radiogram radio-frequency signals, and outputs the radiogram radio-frequency signals through the coaxial cable from the output end of the radiogram radio-frequency signals. The antenna amplifier comprises the output end of the radiogram radio-frequency signals and the coaxial cable. According to the transmission method for the power supply signals and the radiogram radio-frequency signals as well as the antenna amplifier, disclosed by the invention, the power supply signals and the radiogram radio-frequency signals are transmitted through the coaxial cable, thus a power line of the antenna amplifier of an automobile can be saved, and the purpose of saving arrangement of wires is realized; in addition, the radiogram radio-frequency signals transmitted through the coaxial cable are filtered, thus the interference on the radiogram radio-frequency signals further can be prevented, and the quality of the radiogram radio-frequency signals is ensured.
Description
Technical field
The present invention relates to the car antenna field, the transmission method and the antenna amplifier antennafire of particularly a kind of power supply signal and broadcast receiver radiofrequency signal.
Background technology
Along with rapid development of automobile industry, the function of automobile is more and more, and what antenna amplifier antennafire and broadcast receiver were general especially has appeared in the various automobile products, and when bringing the comfortable experience of people, it is a lot of convenient also to have brought to people.
For the car antenna amplifier that receives the broadcast receiver radiofrequency signal; The power supply signal of the prior art as shown in Figure 1 and the transmission circuit figure of broadcast receiver radiofrequency signal; The broadcast receiver radiofrequency signal is exported from antenna amplifier antennafire through coaxial cable; Power supply signal is the antenna amplifier antennafire power supply through plain conductor input aerial amplifier.
In realizing process of the present invention, the inventor finds that there is following problem at least in prior art:
The broadcast receiver radiofrequency signal is exported or the output antenna amplifier antennafire through two different ports with power supply signal, causes the wiring of antenna amplifier antennafire more.
Summary of the invention
In order to reduce the wiring of antenna amplifier antennafire, the embodiment of the invention provides the transmission method and the antenna amplifier antennafire of a kind of power supply signal and broadcast receiver radiofrequency signal.Said technical scheme is following:
On the one hand, the transmission method of a kind of power supply signal and broadcast receiver radiofrequency signal is provided, said method comprises:
Antenna amplifier antennafire receives the power supply signal through the coaxial cable transmission from broadcast receiver radiofrequency signal output, and exports the broadcast receiver radiofrequency signal through said coaxial cable from said broadcast receiver radiofrequency signal output.
Preferably, said through said coaxial cable before the said broadcast receiver radiofrequency signal output output broadcast receiver radiofrequency signal, also comprise:
Broadcast receiver radiofrequency signal to said transmission over coaxial cable is filtered.
Particularly, said broadcast receiver radiofrequency signal to said transmission over coaxial cable is filtered, and specifically comprises:
The filter circuit of forming through double diode and inductance filters the broadcast receiver radiofrequency signal of said transmission over coaxial cable.
On the other hand, a kind of antenna amplifier antennafire is provided also, said antenna amplifier antennafire comprises: broadcast receiver radiofrequency signal output and coaxial cable;
Said broadcast receiver radiofrequency signal output is used to receive the power supply signal through the coaxial cable transmission, and through said coaxial cable output broadcast receiver radiofrequency signal;
Said coaxial cable is used to transmit said power supply signal and broadcast receiver radiofrequency signal.
Preferably, said antenna amplifier antennafire also comprises:
Filter is used for the broadcast receiver radiofrequency signal of said transmission over coaxial cable is filtered.
Particularly, said filter specifically is used for through the filter circuit that double diode and inductance are formed the broadcast receiver radiofrequency signal of said transmission over coaxial cable being filtered.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is:
Through adopting coaxial cable transmission power supply signal and broadcast receiver radiofrequency signal, can save the power line of a car antenna amplifier, thereby reach the purpose of omitting wiring; In addition,, also can avoid the broadcast receiver radiofrequency signal to be interfered, thereby guarantee the signal quality of broadcast receiver radiofrequency signal through the broadcast receiver radiofrequency signal of coaxial cable transmission is filtered.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings;
Fig. 1 is the transmission circuit figure of power supply signal of the prior art and broadcast receiver radiofrequency signal;
Fig. 2 is the power supply signal that provides of the embodiment of the invention one and the transmission method flow chart of broadcast receiver radiofrequency signal;
Fig. 3 is the power supply signal that provides of the embodiment of the invention one and the transmission circuit figure of broadcast receiver radiofrequency signal;
Fig. 4 is the structural representation of the antenna amplifier antennafire that provides of the embodiment of the invention two;
Fig. 5 is the structural representation of the another kind of antenna amplifier antennafire that provides of the embodiment of the invention two.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
Embodiment one
Present embodiment provides the transmission method of a kind of power supply signal and broadcast receiver radiofrequency signal, and referring to Fig. 2, this method flow is specific as follows:
201: antenna amplifier antennafire receives the power supply signal through the coaxial cable transmission from broadcast receiver radiofrequency signal output;
202: export the broadcast receiver radiofrequency signal from broadcast receiver radiofrequency signal output through coaxial cable.
Preferably,, also comprise before the broadcast receiver radiofrequency signal output output broadcast receiver radiofrequency signal through coaxial cable:
Broadcast receiver radiofrequency signal to transmission over coaxial cable is filtered.
Particularly, the broadcast receiver radiofrequency signal of transmission over coaxial cable is filtered, specifically comprises:
The filter circuit of forming through double diode and inductance filters the broadcast receiver radiofrequency signal of transmission over coaxial cable.
Particularly, referring to the transmission circuit figure of power supply signal shown in Figure 3 and broadcast receiver radiofrequency signal, wherein, 301 are broadcast receiver radiofrequency signal output, and 302 are the filtering circuit of D4 double diode and L8 inductance composition.Antenna amplifier antennafire is supplied power through the 12V power supply signal; Broadcast receiver radiofrequency signal for fear of output produces interference to the broadcast receiver radiofrequency signal that receives; For the power supply signal and the radio reception radiofrequency signal of transmission over coaxial cable, the filtering circuit that antenna amplifier antennafire inside is formed through D4 double diode and L8 inductance filters radiofrequency signal.
The method that present embodiment provides is supplied power to antenna amplifier antennafire through adopting coaxial cable, and car antenna amplifier and auto radio be the break-make power supply simultaneously.
The method that present embodiment provides through adopting coaxial cable transmission power supply signal and broadcast receiver radiofrequency signal, can be saved the power line of a car antenna amplifier, thereby reaches the purpose of omitting wiring; In addition,, also can avoid the broadcast receiver radiofrequency signal to be interfered, thereby guarantee the signal quality of broadcast receiver radiofrequency signal through the broadcast receiver radiofrequency signal of coaxial cable transmission is filtered.
Embodiment two
Present embodiment provides a kind of antenna amplifier antennafire, and referring to Fig. 4, this antenna amplifier antennafire comprises: broadcast receiver radiofrequency signal output 401 and coaxial cable 402;
Broadcast receiver radiofrequency signal output 401 is used to receive the power supply signal through coaxial cable 402 transmission, and through coaxial cable 402 output broadcast receiver radiofrequency signals;
Preferably, referring to Fig. 5, this antenna amplifier antennafire also comprises:
Particularly, filter 403 specifically is used for through the filter circuit that double diode and inductance are formed the broadcast receiver radiofrequency signal of transmission on the coaxial cable 402 being filtered.
Transmission circuit figure in conjunction with power supply signal shown in Figure 3 and broadcast receiver radiofrequency signal; Wherein, 301 positions are the filtering circuit that broadcast receiver radiofrequency signal output 401,302 positions are D4 double diode and L8 inductance composition, and coaxial cable is not shown in Fig. 3.Antenna amplifier antennafire is supplied power through the 12V power supply signal; Broadcast receiver radiofrequency signal for fear of output produces interference to the broadcast receiver radiofrequency signal that receives; For the power supply signal and the radio reception radiofrequency signal of transmission over coaxial cable, the filtering circuit that antenna amplifier antennafire inside is formed through D4 double diode and L8 inductance filters radiofrequency signal.
The antenna amplifier antennafire that present embodiment provides through adopting coaxial cable transmission power supply signal and broadcast receiver radiofrequency signal, can be saved the power line of a car antenna amplifier, thereby reaches the purpose of omitting wiring; In addition,, also can avoid the broadcast receiver radiofrequency signal to be interfered, thereby guarantee the signal quality of broadcast receiver radiofrequency signal through the broadcast receiver radiofrequency signal of coaxial cable transmission is filtered.
The all or part of step that one of ordinary skill in the art will appreciate that realization the foregoing description can be accomplished through hardware; Also can instruct relevant hardware to accomplish through program; Described program can be stored in a kind of computer-readable recording medium; The above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. the transmission method of power supply signal and broadcast receiver radiofrequency signal is characterized in that said method comprises:
Antenna amplifier antennafire receives the power supply signal through the coaxial cable transmission from broadcast receiver radiofrequency signal output, and exports the broadcast receiver radiofrequency signal through said coaxial cable from said broadcast receiver radiofrequency signal output.
2. the method for claim 1 is characterized in that, said through said coaxial cable before the said broadcast receiver radiofrequency signal output output broadcast receiver radiofrequency signal, also comprise:
Broadcast receiver radiofrequency signal to said transmission over coaxial cable is filtered.
3. method as claimed in claim 2 is characterized in that, said broadcast receiver radiofrequency signal to said transmission over coaxial cable is filtered, and specifically comprises:
The filter circuit of forming through double diode and inductance filters the broadcast receiver radiofrequency signal of said transmission over coaxial cable.
4. an antenna amplifier antennafire is characterized in that, said antenna amplifier antennafire comprises: broadcast receiver radiofrequency signal output and coaxial cable;
Said broadcast receiver radiofrequency signal output is used to receive the power supply signal through the coaxial cable transmission, and through said coaxial cable output broadcast receiver radiofrequency signal;
Said coaxial cable is used to transmit said power supply signal and broadcast receiver radiofrequency signal.
5. antenna amplifier antennafire as claimed in claim 4 is characterized in that, said antenna amplifier antennafire also comprises:
Filter is used for the broadcast receiver radiofrequency signal of said transmission over coaxial cable is filtered.
6. antenna amplifier antennafire as claimed in claim 5 is characterized in that, said filter specifically is used for through the filter circuit that double diode and inductance are formed the broadcast receiver radiofrequency signal of said transmission over coaxial cable being filtered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110247804.8A CN102420623B (en) | 2011-08-26 | 2011-08-26 | Transmission method for power supply signals and radiogram radio-frequency signals as well as antenna amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110247804.8A CN102420623B (en) | 2011-08-26 | 2011-08-26 | Transmission method for power supply signals and radiogram radio-frequency signals as well as antenna amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102420623A true CN102420623A (en) | 2012-04-18 |
| CN102420623B CN102420623B (en) | 2014-11-05 |
Family
ID=45944881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110247804.8A Active CN102420623B (en) | 2011-08-26 | 2011-08-26 | Transmission method for power supply signals and radiogram radio-frequency signals as well as antenna amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102420623B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106461U (en) * | 1991-11-05 | 1992-06-03 | 黄家龙 | High-efficiency aerial amplifier for tv set |
| CN2137822Y (en) * | 1992-07-02 | 1993-07-07 | 张恩侗 | Fully-automatic tracing type tv antenna |
| US5239688A (en) * | 1990-03-17 | 1993-08-24 | Robert Bosch Gmbh | Multi-range, multi-use antenna adapter |
| JPH066154A (en) * | 1992-02-24 | 1994-01-14 | Nokia Mobile Phones Ltd | Circuit configuration |
| US6538609B2 (en) * | 1999-11-10 | 2003-03-25 | Xm Satellite Radio Inc. | Glass-mountable antenna system with DC and RF coupling |
| CN101777694A (en) * | 2009-11-16 | 2010-07-14 | 福建省泉州华鸿通讯有限公司 | Novel interphone large-power active antenna |
-
2011
- 2011-08-26 CN CN201110247804.8A patent/CN102420623B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5239688A (en) * | 1990-03-17 | 1993-08-24 | Robert Bosch Gmbh | Multi-range, multi-use antenna adapter |
| CN2106461U (en) * | 1991-11-05 | 1992-06-03 | 黄家龙 | High-efficiency aerial amplifier for tv set |
| JPH066154A (en) * | 1992-02-24 | 1994-01-14 | Nokia Mobile Phones Ltd | Circuit configuration |
| CN2137822Y (en) * | 1992-07-02 | 1993-07-07 | 张恩侗 | Fully-automatic tracing type tv antenna |
| US6538609B2 (en) * | 1999-11-10 | 2003-03-25 | Xm Satellite Radio Inc. | Glass-mountable antenna system with DC and RF coupling |
| CN101777694A (en) * | 2009-11-16 | 2010-07-14 | 福建省泉州华鸿通讯有限公司 | Novel interphone large-power active antenna |
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| Publication number | Publication date |
|---|---|
| CN102420623B (en) | 2014-11-05 |
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