CN102420623B - 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
- Publication number
- CN102420623B CN102420623B CN201110247804.8A CN201110247804A CN102420623B CN 102420623 B CN102420623 B CN 102420623B CN 201110247804 A CN201110247804 A CN 201110247804A CN 102420623 B CN102420623 B CN 102420623B
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- Prior art keywords
- broadcast receiver
- radiofrequency signal
- coaxial cable
- power supply
- receiver radiofrequency
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000001914 filtration Methods 0.000 claims description 8
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
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- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
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 car antenna field, particularly transmission method and the antenna amplifier antennafire of a kind of power supply signal and broadcast receiver radiofrequency signal.
Background technology
Along with the fast development of auto industry, the function of automobile is more and more, and antenna amplifier antennafire and broadcast receiver be general having appeared in various automobile products especially, and in bringing the comfortable experience of people, it is a lot of convenient also to have brought.
For the automobile antenna amplifier that receives broadcast receiver radiofrequency signal, power supply signal of the prior art as shown in Figure 1 and the transmission circuit figure of broadcast receiver radiofrequency signal, broadcast receiver radiofrequency signal is exported from antenna amplifier antennafire by coaxial cable, power supply signal, by plain conductor input aerial amplifier, is antenna amplifier antennafire power supply.
Realizing in process of the present invention, inventor finds that prior art at least exists following problem:
Broadcast receiver radiofrequency signal and power supply signal, by two different port outputs or output antenna amplifier antennafire, cause 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 present invention provides transmission method and the antenna amplifier antennafire of a kind of power supply signal and broadcast receiver radiofrequency signal.Described technical scheme is as follows:
On the one hand, provide the transmission method of a kind of power supply signal and broadcast receiver radiofrequency signal, described method is applied to car antenna field, comprising:
Antenna amplifier antennafire receives the power supply signal transmitting by coaxial cable from broadcast receiver radiofrequency signal output, and exports broadcast receiver radiofrequency signal by described coaxial cable from described broadcast receiver radiofrequency signal output, and powers by 12V power supply signal;
Described by described coaxial cable from before described broadcast receiver radiofrequency signal output output broadcast receiver radiofrequency signal, also comprise:
Broadcast receiver radiofrequency signal to described transmission over coaxial cable is filtered;
Wherein, the described broadcast receiver radiofrequency signal to described transmission over coaxial cable is filtered, and specifically comprises:
Filter circuit by double diode and inductance composition filters the broadcast receiver radiofrequency signal of described transmission over coaxial cable; Wherein, after described double diode parallel connection, be composed in series described filter circuit with described inductance.
On the other hand, also provide a kind of antenna amplifier antennafire, described antenna amplifier antennafire is applied to car antenna field, and powers by 12V power supply signal, comprising: broadcast receiver radiofrequency signal output and coaxial cable;
Described broadcast receiver radiofrequency signal output, for receiving the power supply signal transmitting by coaxial cable, and by described coaxial cable output broadcast receiver radiofrequency signal;
Described coaxial cable, for transmitting described power supply signal and broadcast receiver radiofrequency signal;
Filter, filters for the broadcast receiver radiofrequency signal to described transmission over coaxial cable;
Wherein, described filter, specifically for filtering the broadcast receiver radiofrequency signal of described transmission over coaxial cable by the filter circuit of double diode and inductance composition; Wherein, after described double diode parallel connection, be composed in series described filter circuit with described inductance.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
By adopting coaxial cable transmission power supply signal and broadcast receiver radiofrequency signal, can save the power line of an automobile antenna amplifier, thereby reach the object of omitting wiring; In addition, by the broadcast receiver radiofrequency signal of coaxial cable transmission is filtered, also can avoid broadcast receiver radiofrequency signal to be interfered, thereby ensure the signal quality of broadcast receiver radiofrequency signal.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing;
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 present 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 present 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 present invention two;
Fig. 5 is the structural representation of the another kind of antenna amplifier antennafire that provides of the embodiment of the present invention two.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Embodiment mono-
The present embodiment provides the transmission method of a kind of power supply signal and broadcast receiver radiofrequency signal, and referring to Fig. 2, the method flow process is specific as follows:
201: antenna amplifier antennafire receives the power supply signal transmitting by coaxial cable from broadcast receiver radiofrequency signal output;
202: export broadcast receiver radiofrequency signal by coaxial cable from broadcast receiver radiofrequency signal output.
Preferably, before exporting broadcast receiver radiofrequency signal by coaxial cable from broadcast receiver radiofrequency signal output, also comprise:
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:
Filter circuit by double diode and inductance composition filters the broadcast receiver radiofrequency signal of transmission over coaxial cable.
Particularly, 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 powered by 12V power supply signal, broadcast receiver radiofrequency signal for fear of output produces and disturbs the broadcast receiver radiofrequency signal receiving, for power supply signal and the radio reception radiofrequency signal of transmission over coaxial cable, filter radiofrequency signal by the filtering circuit of D4 double diode and L8 inductance composition antenna amplifier antennafire inside.
The method that the present embodiment provides, by adopting coaxial cable to power to antenna amplifier antennafire, automobile antenna amplifier and auto radio be break-make power supply simultaneously.
The method that the present embodiment provides, by adopting coaxial cable transmission power supply signal and broadcast receiver radiofrequency signal, can save the power line of an automobile antenna amplifier, thereby reaches the object of omitting wiring; In addition, by the broadcast receiver radiofrequency signal of coaxial cable transmission is filtered, also can avoid broadcast receiver radiofrequency signal to be interfered, thereby ensure the signal quality of broadcast receiver radiofrequency signal.
Embodiment bis-
The 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, for receiving the power supply signal transmitting by coaxial cable 402, and exports broadcast receiver radiofrequency signal by coaxial cable 402;
Coaxial cable 402, for transmitting power supply signal and broadcast receiver radiofrequency signal.
Preferably, referring to Fig. 5, this antenna amplifier antennafire, also comprises:
Filter 403, for filtering the broadcast receiver radiofrequency signal of transmission on coaxial cable 402.
Particularly, filter 403, specifically for filtering the broadcast receiver radiofrequency signal of transmission on coaxial cable 402 by the filter circuit of double diode and inductance composition.
In conjunction with the transmission circuit figure of the power supply signal shown in Fig. 3 and broadcast receiver radiofrequency signal, wherein, 301 positions are broadcast receiver radiofrequency signal output 401,302 positions and are the filtering circuit of D4 double diode and L8 inductance composition, and coaxial cable is not shown in Fig. 3.Antenna amplifier antennafire is powered by 12V power supply signal, broadcast receiver radiofrequency signal for fear of output produces and disturbs the broadcast receiver radiofrequency signal receiving, for power supply signal and the radio reception radiofrequency signal of transmission over coaxial cable, filter radiofrequency signal by the filtering circuit of D4 double diode and L8 inductance composition antenna amplifier antennafire inside.
The antenna amplifier antennafire that the present embodiment provides, by adopting coaxial cable transmission power supply signal and broadcast receiver radiofrequency signal, can save the power line of an automobile antenna amplifier, thereby reaches the object of omitting wiring; In addition, by the broadcast receiver radiofrequency signal of coaxial cable transmission is filtered, also can avoid broadcast receiver radiofrequency signal to be interfered, thereby ensure the signal quality of broadcast receiver radiofrequency signal.
One of ordinary skill in the art will appreciate that all or part of step that realizes above-described embodiment can complete by hardware, also can carry out the hardware that instruction is relevant by program completes, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be read-only memory, disk or CD etc.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (2)
1. a transmission method for power supply signal and broadcast receiver radiofrequency signal, is characterized in that, described method is applied to car antenna field, comprising:
Antenna amplifier antennafire receives the power supply signal transmitting by coaxial cable from broadcast receiver radiofrequency signal output, and exports broadcast receiver radiofrequency signal by described coaxial cable from described broadcast receiver radiofrequency signal output, and powers by 12V power supply signal;
Described by described coaxial cable from before described broadcast receiver radiofrequency signal output output broadcast receiver radiofrequency signal, also comprise:
Broadcast receiver radiofrequency signal to described transmission over coaxial cable is filtered;
Wherein, the described broadcast receiver radiofrequency signal to described transmission over coaxial cable is filtered, and specifically comprises:
Filter circuit by double diode and inductance composition filters the broadcast receiver radiofrequency signal of described transmission over coaxial cable; Wherein, after described double diode parallel connection, be composed in series described filter circuit with described inductance.
2. an antenna amplifier antennafire, is characterized in that, described antenna amplifier antennafire is applied to car antenna field, and powers by 12V power supply signal, comprising: broadcast receiver radiofrequency signal output and coaxial cable;
Described broadcast receiver radiofrequency signal output, for receiving the power supply signal transmitting by coaxial cable, and by described coaxial cable output broadcast receiver radiofrequency signal;
Described coaxial cable, for transmitting described power supply signal and broadcast receiver radiofrequency signal;
Filter, filters for the broadcast receiver radiofrequency signal to described transmission over coaxial cable;
Wherein, described filter, specifically for filtering the broadcast receiver radiofrequency signal of described transmission over coaxial cable by the filter circuit of double diode and inductance composition; Wherein, after described double diode parallel connection, be composed in series described filter circuit with described inductance.
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 CN102420623A (en) | 2012-04-18 |
| CN102420623B true CN102420623B (en) | 2014-11-05 |
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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 (5)
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0558210B1 (en) * | 1992-02-24 | 1997-04-23 | Nokia Mobile Phones Ltd. | Radio transceiver apparatus with booster |
-
2011
- 2011-08-26 CN CN201110247804.8A patent/CN102420623B/en active Active
Patent Citations (5)
| 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 |
| 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 |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平6-6154A 1994.01.14 * |
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| Publication number | Publication date |
|---|---|
| CN102420623A (en) | 2012-04-18 |
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