CN201247810Y - Printing antenna system of vehicle rear window glass - Google Patents
Printing antenna system of vehicle rear window glass Download PDFInfo
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- CN201247810Y CN201247810Y CNU2008201851364U CN200820185136U CN201247810Y CN 201247810 Y CN201247810 Y CN 201247810Y CN U2008201851364 U CNU2008201851364 U CN U2008201851364U CN 200820185136 U CN200820185136 U CN 200820185136U CN 201247810 Y CN201247810 Y CN 201247810Y
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Abstract
The utility model relates to a printing antenna system on an autocar rear window, in particular to an autocar rear window printing antenna which comprises a frequency modulation printing antenna and an amplitude modulation printing antenna which are arranged on the rear window, are connected with an antenna amplifier, a defogging power supply and a defrosting power supply and can be especially used as acoustics antennae for intermediate and high class autocars. The antenna system is characterized in that the frequency modulation printing antenna and the amplitude modulation printing antenna are arranged on the rear window of the autocar, wherein the frequency modulation printing antenna and the amplitude modulation printing antenna are respectively provided with a plurality of antennae, the printing antenna output ends of the frequency modulation printing antenna and the amplitude modulation printing antenna are respectively connected with the antenna amplifier by bridge wires, the frequency modulation printing antenna is externally connected with a band-stop filter connected with the anode of the power supply, and an elastic contact piece is installed on one side of the frequency modulation printing antenna and is connected with the band-stop filter connected with the anode of the power supply; an elastic contact piece and a grounded band-stop filter are installed on the other side of the frequency modulation printing antenna, one end of the grounded band-stop filter is connected with the elastic contact piece, and the other end of the band-stop filter is grounded.
Description
Technical field
What a kind of printing antenna system of vehicle rear window glass of the utility model related to is a kind of frequency modulation (FM), amplitude modulation (AM) printed antenna that is arranged on the rear window, and be connected with antenna amplifier antennafire, be circumscribed with and connect the positive band stop filter of power supply, be connected with the printing antenna system of vehicle rear window glass of demist, defrosting power supply, be specially adapted to do Advanced Sedan Car sound equipment antenna.
Background technology
At present, medium-to-high grade car sound equipment antenna all adopts single antenna to receive fm broadcast signal, because the fm broadcast signal directivity is stronger, the reception fashion time difference, very undesirable, the platform of receiving is less, and noise is big, easily causes the FM signal distortion.
Summary of the invention
The purpose of this utility model is to provide a kind of printing antenna system of vehicle rear window glass at above-mentioned weak point, rear auto window is provided with frequency modulation (FM), two groups of printed antennas of amplitude modulation (AM), and be connected with antenna amplifier antennafire, be circumscribed with and connect the positive band stop filter of power supply, be connected with the defrosting power supply; Frequency modulation (FM), two groups of printed antennas of amplitude modulation (AM), every group of antenna is provided with many antennas, can improve the received signal effect, amplify to antenna amplifier antennafire, amplifying signal is input to cassette car radio, can receive frequency modulation (FM), amplitude modulation (AM) signal, make key (FM), amplitude modulation (AM) frequently in any direction, a good reception is all arranged in any case, in addition, frequency modulation (FM) printed antenna can also be made demist, defrosting heater wire usefulness, can remove water smoke, frost on the rear window after the energized.
A kind of printing antenna system of vehicle rear window glass takes following scheme to realize: a kind of printing antenna system of vehicle rear window glass is characterized in that vehicle rear window glass is provided with frequency modulation (FM) printed antenna, amplitude modulation (AM) printed antenna; The frequency modulation printed antenna is provided with some antennas, and the amplitude modulation printed antenna is provided with some antennas; Frequency modulation (FM) printed antenna, amplitude modulation (AM) printed antenna are respectively equipped with the printed antenna output, and frequency modulation (FM) printed antenna links to each other with antenna amplifier antennafire by intercoil connection respectively with the printed antenna output of amplitude modulation (AM) printed antenna.Frequency modulation (FM) printed antenna is circumscribed with and connects the positive band stop filter of power supply, in frequency modulation (FM) printed antenna one side elastic contact chip is housed, and elastic contact chip connects the positive band stop filter of power supply and links to each other with being circumscribed with.At frequency modulation (FM) printed antenna opposite side the band stop filter of elastic contact chip, ground connection is housed, band stop filter one end of ground connection links to each other other end ground connection with elastic contact chip.The band stop filter of ground connection makes antenna form high impedance, and aerial signal can be with ground short circuit.
Antenna amplifier antennafire comprises amplifier housing, amplifier electron circuit board, antenna amplifier antennafire circuit, input socket and output socket; The input socket adopts ZF input socket, and output socket adopts AM/FM amplitude modulationfrequency modulation output socket.Device has amplifier to be connected reed with antenna on the electronic circuit board.
The antenna amplifier antennafire circuit comprises amplitude modulation (AM) printed antenna amplifying circuit, frequency modulation (FM) printed antenna amplifying circuit, frequency modulation (FM) automatic gain control circuit (AGC) and power circuit.
Amplitude modulation (AM) printed antenna amplifying circuit comprises capacitor C 1～C6, resistance R 1～R10, inductance L 1～L3, double diode D1 and technotron V1, V2.
Frequency modulation (FM) printed antenna amplifying circuit comprises capacitor C 7～C19, resistance R 11～R21, inductance L 4～L7, double diode D2, transformer T1 and triode V3.
Frequency modulation (FM) automatic gain control circuit (AGC) comprises capacitor C 20～C27, resistance R 22～R29, diode D3, double diode D5 and dual operational amplifier ic chip 1.
Power circuit comprises capacitor C 28, C29, voltage stabilizing didoe D6, resistance R 30, inductance L 10 and diode D7.
In the antenna amplifier antennafire circuit, amplitude modulation (AM) printed antenna links to each other with capacitor C 1 one ends, capacitor C 1 other end and resistance R 1, R2, R3, inductance L 1,1 pin of double diode D1 links to each other, resistance R 3 links to each other with capacitor C 2 one ends with inductance L 1 back in parallel, the 2 pin ground connection of double diode D1,3 pin of double diode D1 and resistance R 2, capacitor C 28 in R4 and the power circuit, 29, resistance R 30, diode D6 links to each other, resistance R 4 and resistance R 5, the end of R6 links to each other, the other end of capacitor C 2 and resistance R 5, field effect transistor V1 grid links to each other, the source electrode of field effect transistor V1 and resistance R 7, capacitor C 3 links to each other, the source electrode of field effect transistor V2 and capacitor C 4, resistance R 9 links to each other, resistance R 8 and capacitor C 3, C4 links to each other, field effect transistor V1, the drain electrode of V2 and inductance L 3, resistance R 10, capacitor C 5 links to each other, capacitor C 5 links to each other with antenna amplifier antennafire output port OUT (AM/FM amplitude modulationfrequency modulation output socket) with inductance L 5 series connection backs, output amplitude modulation (AM) signal is input to cassette car radio again.
Frequency modulation (FM) printed antenna links to each other with capacitor C 7 one ends, capacitor C 7 other ends with after resistance R 11 is connected again with resistance R 12,1 pin of double diode D2, resistance R 13, capacitor C 8 links to each other, 3 pin of double diode D2 and resistance R 13 other ends, capacitor C 28 in capacitor C 9 continuous backs and the power circuit, 29, resistance R 30, diode D6 links to each other, capacitor C 8 other ends and inductance L 4, capacitor C 20, C10 links to each other, capacitor C 10 other ends and capacitor C 11, inductance L 5,1 pin of transformer T1 links to each other, ground connection after inductance L 5 another pin are connected with R14,2 pin of transformer T1 and resistance R 18, capacitor C 14 links to each other, 3 pin of transformer T1 and capacitor C 12, C13, triode V3 emitter links to each other, ground connection after capacitor C 2 is connected with resistance R 15, ground connection after capacitor C 13 is connected with resistance R 16,4 pin of transformer T1 and resistance R 17, capacitor C 15, the collector electrode of triode V3, capacitor C 17 links to each other, the base stage of triode V3 and capacitor C 16, resistance R 20, R21 links to each other, resistance R 18 other ends link to each other with resistance R 17 other ends also and the capacitor C 28 in the power circuit, 29, resistance R 30, diode D6 links to each other, capacitor C 17 is connected with inductance L 6 afterwards and inductance L 7, capacitor C 18 links to each other, capacitor C 18 other ends link to each other with antenna amplifier antennafire output port OUT (AM/FM amplitude modulationfrequency modulation output socket), output frequency modulation (FM) signal is input to cassette car radio again.
In frequency modulation (FM) automatic gain control circuit (AGC), capacitor C 20 and diode D3, inductance L 8 links to each other, diode D3 minus earth, inductance L 8 other ends and capacitor C 21, resistance R 22, R23 links to each other, resistance R 23 and capacitor C 23,7 pin of dual operational amplifier ic chip 1 link to each other, the other end of capacitor C 23 and resistance R 24,6 pin of dual operational amplifier ic chip 1 link to each other, 5 steps of dual operational amplifier ic chip 1 link to each other with resistance R 25, another pin of resistance R 24 and resistance R 26, capacitor C 24,3 pin of double diode D5 link to each other, another pin of resistance R 25 and resistance R 27, capacitor C 25,4 pin of double diode D5 link to each other, 1 pin of double diode D5 and resistance R 28, capacitor C 26 links to each other, the other end of resistance R 28 and capacitor C 22,8 pin of dual operational amplifier ic chip 1 link to each other, again with power circuit in capacitor C 28,29, resistance R 30, diode D6 links to each other, 2 pin of double diode D5 and inductance L 9, link to each other with resistance C27 again after resistance R 29 series connection, capacitor C 27 other ends amplify output port OUT (AM/FM amplitude modulationfrequency modulation output socket) with antenna and link to each other, output frequency modulation (FM) signal.
In the power circuit, diode D7 links to each other with capacitor C 28, C29, voltage-stabiliser tube D6 with inductance L 1, resistance R 30 series connection backs.
Be circumscribed with and connect in the positive band stop filter of power supply, be provided with capacitor C 30, C31, C32, inductance L 11, inductance L 12, one end of inductance L 11 links to each other with frequency modulation (FM) printed antenna, the other end of inductance L 11 is connected with capacitor C 30, C31, inductance L 12, and inductance L 12 other ends link to each other with demist, defrosting power supply with capacitor C 32.
Operation principle: the lead-out terminal of the amplitude modulation on the vehicle rear window glass (AM) printed antenna is connected with the capacitor C 1 of antenna amplifier antennafire by intercoil connection, amplitude modulation (AM) printed antenna receives amplitude-modulated signal by capacitor C 1, resistance R 1, R3, capacitor C 2 is carried out frequency-selecting and is delivered to field effect transistor V1, the V2 grid amplifies, resistance R 1, R2, double diode D1 plays the static inhibitory action, resistance R 4, R5, R6 is field effect transistor V1, the biasing resistor of V2, resistance R 7, R9 is field effect transistor V1, the direct current negative feedback resistor of V2, capacitor C 3, C4, resistance R 8 is for exchanging negative feedback resistor, field effect transistor V1, V2 is a bridging amplifier, resistance R 10, inductance L 3 is an amplifier load, amplitude modulation (AM) signal is through field effect transistor V1, after V2 amplifies again through capacitor C 5, inductance L 2 is selected to deliver to antenna amplifier antennafire output port OUT (AM/FM amplitude modulationfrequency modulation output socket) and is linked to each other, output amplitude modulation (AM) signal is input to cassette car radio again.
The lead-out terminal of frequency modulation (FM) printed antenna is connected with the capacitor C 7 of antenna amplifier antennafire by intercoil connection, frequency modulation (FM) printed antenna receives the emitter that FM signal carries out after the frequency-selecting delivering to by 1,3 windings of transformer T1 triode V3 by capacitor C 7, C8, C10, C11, resistance R 11, inductance L 4 and amplifies, resistance R 12, R13, double diode D2 play the static inhibitory action, inductance L 5, resistance R 14 are the emitter circuit of triode V3, and electroreception L5 plays the wave arrestment effect.Resistance R 15 is connected with capacitor C 12, and resistance R 10 links to each other with triode V3 emitter with capacitor C 13 series connection backs, and it act as regulates the frequency-selecting curve shape, improves the amplifier job stability.2,4 windings of transformer T1, resistance R 17 are triode V3 collector load.Transformer 1,3 windings, 2,4 windings are triode V3 load, field effect transistor V1, V2 are bridging amplifier, resistance R 10, inductance L 3 are amplifier load, transformer 1,3 windings, 2,4 windings are negative coupling, improve and amplify stability, capacitor C 15 is connected with triode V3 collector electrode with resistance R 19, changes output impedance, improves amplifier stability.Resistance R 20, R21, capacitor C 16 are the biasing circuit of triode V3, the modulating FM signal is selected to deliver to antenna amplifier antennafire output port OUT (AM/FM amplitude modulationfrequency modulation output socket) through capacitor C 17, C18, inductance L 6, L7 again and is linked to each other after triode V3 amplifies, output frequency modulation (FM) signal is input to cassette car radio again.
1 pin that frequency modulation (FM) signal is delivered to double diode D2 through capacitor C 7 carries out detection, resistance R 28, R29, capacitor C 26, inductance L 9 provides 1 pin of double diode D5,2 pin direct current reference levels, resistance R 24, R25, R26, R27 is the output circuit of double diode D5, under the smaller situation of frequency modulation (FM) signal, 3 pin of double diode D5 and 4 pin output levels for etc. level, the 7 pin output DCs of dual operational amplifier IC1 are flat to be zero, when the modulating FM signal greater than 0.3V, 1 of double diode D5,4 pin conductings, the 4th pin voltage is greater than 3 pin voltages, the 5 pin voltages of dual operational amplifier IC1 improve simultaneously, 7 pin output high level, through R22, R23, be added to the positive pole of diode D3 after the C21 filtering dividing potential drop by inductance L 8, diode current flow, frequency modulation (FM) signal is through capacitor C 20, diode D3 shunting, thus play frequency modulation (FM) signal automatic gain control action.
The power supply of coaxial cable power supply is supplied with amplitude modulation (AM) and frequency modulation (FM) amplifier DC power supply respectively after by diode D7 and inductance L 10, resistance R 30, capacitor C 28, C29 and voltage-stabiliser tube D6 filtering voltage regulation.Be circumscribed with and connect in the positive band stop filter of power supply, another terminal of the frequency modulation of vehicle rear window glass (FM) printed antenna is received inductance L 11, inductance L 12 by connecting line, concerning frequency modulation (FM) signal is high impedance, hinder very little to direct current signal resistance, demist, defrosting DC power supply are carried out filtering by capacitor C 30, C31, C32 to the defrosting power supply, the removal power supply disturbs, and another terminal that is added to frequency modulation (FM) printed antenna through inductance L 12, inductance L 11 carries out demist, defrosting.The power supply that the power supply of coaxial cable power supply, demist, defrosting DC power supply all adopt automobile to provide.
Frequency modulation (FM) printed antenna opposite side at vehicle rear window glass is equipped with filling-in bit terminal, the band stop filter of ground connection links to each other with frequency modulation (FM) printed antenna by filling-in bit terminal, the band stop filter other end ground connection of ground connection, the band stop filter effect makes antenna form high impedance, and aerial signal can be with ground short circuit.
Amplitude modulation (AM) after the antenna amplifier antennafire circuit amplifies, frequency modulation (FM) signal are input to cassette car radio through amplifier out by coaxial cable.
Frequency modulation (FM) printed antenna, amplitude modulation (AM) printed antenna adopt silver slurry printed antenna or copper slurry printed antenna or tin slurry printed antenna respectively, and printed antenna is printed on the vehicle rear window glass.Frequency modulation (FM) printed antenna can adopt demist, defrosting heater wire.
Reasonable in design, the compact conformation of a kind of printing antenna system of vehicle rear window glass because frequency modulation (FM) printed antenna and amplitude modulation (AM) printed antenna all adopt some antennas, increases the signal quantities received, improves reception; The utility model is arranged frequency modulation (FM) printed antenna and amplitude modulation (AM) printed antenna branch, the energy rational Match, can improve reception, amplifying signal is input to cassette car radio to be used, make FM signal, amplitude-modulated signal in, any direction, all keep good reception in any case, can improve the quantity of receiving platform greatly, improve the definition that receives sound, reduce frequency modulation, the interference of amplitude modulation received signal.Because antenna amplifier antennafire circuit of the present invention is provided with frequency modulation (FM) automatic gain control circuit (AGC) and can plays frequency modulation (FM) signal automatic gain control action, further improves frequency modulation (FM) signal reception.Because the frequency modulation printed antenna can adopt demist, defrosting heater wire, the frequency modulation printed antenna can also be made demist, defrosting heater wire usefulness, can remove water smoke, frost on the rear window after the energized, thereby reduce production cost, has increased effect.Because, be circumscribed with and connect the positive band stop filter of power supply and be arranged on outside the antenna amplifier antennafire, the antenna amplifier antennafire volume is reduced, convenient by dress.Therefore, a kind of printing antenna system of vehicle rear window glass is specially adapted to do Advanced Sedan Car sound equipment antenna.
Description of drawings
The utility model is described in further detail below with reference to accompanying drawing.
Fig. 1 is a kind of printing antenna system of vehicle rear window glass structured flowchart.
Fig. 2 is a kind of printing antenna system of vehicle rear window glass electronic circuit schematic diagram.
Embodiment
With reference to accompanying drawing 1,2, a kind of printing antenna system of vehicle rear window glass is characterized in that vehicle rear window glass is provided with frequency modulation (FM) printed antenna, amplitude modulation (AM) printed antenna; The frequency modulation printed antenna is provided with some antennas, and the amplitude modulation printed antenna is provided with some antennas; Frequency modulation (FM) printed antenna, amplitude modulation (AM) printed antenna are respectively equipped with the printed antenna output, and frequency modulation (FM) printed antenna links to each other with antenna amplifier antennafire by intercoil connection respectively with the printed antenna output of amplitude modulation (AM) printed antenna.Frequency modulation (FM) printed antenna is circumscribed with and connects the positive band stop filter of power supply, in frequency modulation (FM) printed antenna one side elastic contact chip is housed, and elastic contact chip links to each other with the external positive band stop filter of power supply that connects.At frequency modulation (FM) printed antenna opposite side the band stop filter of elastic contact chip, ground connection is housed, band stop filter one end of ground connection links to each other other end ground connection with elastic contact chip.The band stop filter of ground connection makes antenna form high impedance, and aerial signal can be with ground short circuit.
Antenna amplifier antennafire comprises amplifier housing, amplifier electron circuit board, antenna amplifier antennafire circuit, input, output socket; The input socket adopts ZF input socket, and output socket adopts AM/FM amplitude modulationfrequency modulation output socket.Device has amplifier to be connected reed with antenna on the electronic circuit board.
The antenna amplifier antennafire circuit comprises amplitude modulation (AM) printed antenna amplifying circuit, frequency modulation (FM) printed antenna amplifying circuit, frequency modulation (FM) automatic gain control circuit (AGC), power circuit and connects the positive band stop filter of power supply.
Amplitude modulation (AM) printed antenna amplifying circuit comprises capacitor C 1～C6, resistance R 1～R10, inductance L 1～L3, double diode D1 and technotron V1, V2.
Frequency modulation (FM) printed antenna amplifying circuit comprises capacitor C 7～C19, resistance R 11～R21, inductance L 4～L7, double diode D2, transformer T1 and triode V3.
Frequency modulation (FM) automatic gain control circuit (AGC) comprises capacitor C 20～C27, resistance R 22～R29, diode D3, double diode D5 and dual operational amplifier ic chip 1.The dual operational amplifier integrated package adopts LM2904 dual operational amplifier integrated package.
Power circuit comprises capacitor C 28, C29, voltage stabilizing didoe D6, resistance R 30, inductance L 10 and diode D7.
Be circumscribed with and connect in the positive band stop filter of power supply, be provided with capacitor C 30, C31, C32, inductance L 11, inductance L 12, one end of inductance L 11 links to each other with frequency modulation (FM) printed antenna, the other end of inductance L 11 is connected with capacitor C 30, C31, inductance L 12, and inductance L 12 other ends link to each other with demist, defrosting power supply with capacitor C 32.
In the antenna amplifier antennafire circuit, amplitude modulation (AM) printed antenna links to each other with capacitor C 1 one ends, capacitor C 1 other end and resistance R 1, R2, R3, inductance L 1,1 pin of double diode D1 links to each other, resistance R 3 links to each other with capacitor C 2 one ends with inductance L 1 back in parallel, the 2 pin ground connection of double diode D1,3 pin of double diode D1 and resistance R 2, capacitor C 28 in R4 and the power circuit, 29, resistance R 30, diode D6 links to each other, resistance R 4 and resistance R 5, the end of R6 links to each other, the other end of capacitor C 2 and resistance R 5, field effect transistor V1 grid links to each other, the source electrode of field effect transistor V1 and resistance R 7, capacitor C 3 links to each other, the source electrode of field effect transistor V2 and capacitor C 4, resistance R 9 links to each other, resistance R 8 and capacitor C 3, C4 links to each other, field effect transistor V1, the drain electrode of V2 and inductance L 3, resistance R 10, capacitor C 5 links to each other, capacitor C 5 links to each other with antenna amplifier antennafire output port OUT (AM/FM amplitude modulationfrequency modulation output socket) with inductance L 5 series connection backs, output amplitude modulation (AM) signal is input to cassette car radio again.
Frequency modulation (FM) printed antenna links to each other with capacitor C 7 one ends, capacitor C 7 other ends with after resistance R 11 is connected again with resistance R 12,1 pin of double diode D2, resistance R 13, capacitor C 8 links to each other, 3 pin of double diode D2 and resistance R 13 other ends, capacitor C 28 in capacitor C 9 continuous backs and the power circuit, 29, resistance R 30, diode D6 links to each other, capacitor C 8 other ends and inductance L 4, capacitor C 20, C10 links to each other, capacitor C 10 other ends and capacitor C 11, inductance L 5,1 pin of transformer T1 links to each other, ground connection after inductance L 5 another pin are connected with R14,2 pin of transformer T1 and resistance R 18, capacitor C 14 links to each other, 3 pin of transformer T1 and capacitor C 12, C13, triode V3 emitter links to each other, ground connection after capacitor C 2 is connected with resistance R 15, ground connection after capacitor C 13 is connected with resistance R 16,4 pin of transformer T1 and resistance R 17, capacitor C 15, the collector electrode of triode V3, capacitor C 17 links to each other, the base stage of triode V3 and capacitor C 16, resistance R 20, R21 links to each other, resistance R 18 other ends link to each other with resistance R 17 other ends also and the capacitor C 28 in the power circuit, 29, resistance R 30, diode D6 links to each other, capacitor C 17 is connected with inductance L 6 afterwards and inductance L 7, capacitor C 18 links to each other, capacitor C 18 other ends link to each other with antenna amplifier antennafire output port OUT (AM/FM amplitude modulationfrequency modulation output socket), output frequency modulation (FM) signal is input to cassette car radio again.
In frequency modulation (FM) automatic gain control circuit (AGC), capacitor C 20 and diode D3, inductance L 8 links to each other, diode D3 minus earth, inductance L 8 other ends and capacitor C 21, resistance R 22, R23 links to each other, resistance R 23 and capacitor C 23,7 pin of dual operational amplifier ic chip 1 link to each other, the other end of capacitor C 23 and resistance R 24,6 pin of dual operational amplifier ic chip 1 link to each other, 5 steps of dual operational amplifier ic chip 1 link to each other with resistance R 25, another pin of resistance R 24 and resistance R 26, capacitor C 24,3 pin of double diode D5 link to each other, another pin of resistance R 25 and resistance R 27, capacitor C 25,4 pin of double diode D5 link to each other, 1 pin of double diode D5 and resistance R 28, capacitor C 26 links to each other, the other end of resistance R 28 and capacitor C 22,8 pin of dual operational amplifier ic chip 1 link to each other, again with power circuit in capacitor C 28,29, resistance R 30, diode D6 links to each other, 2 pin of double diode D5 and inductance L 9, link to each other with resistance C27 again after resistance R 29 series connection, capacitor C 27 other ends amplify output port OUT (AM/FM amplitude modulationfrequency modulation output socket) with antenna and link to each other, output frequency modulation (FM) signal.
In the power circuit, diode D7 links to each other with capacitor C 28, C29, voltage-stabiliser tube D6 with inductance L 1, resistance R 30 series connection backs.
Described double diode D1, D2 adopt ISS226 type double diode, and double diode D5 adopts BAS70-07 type double diode.
Frequency modulation (FM) printed antenna, amplitude modulation (AM) printed antenna adopt silver slurry printed antenna or copper slurry printed antenna or tin slurry printed antenna respectively, and printed antenna is printed on the vehicle rear window glass.Frequency modulation (FM) printed antenna can adopt demist, defrosting heater wire, can remove water smoke, frost on the rear window after the energized.The power supply that the power supply of coaxial cable supply power circuit and demist, defrosting heater wire all adopt automobile to provide with demist, white power supply.
Claims (6)
1, a kind of printing antenna system of vehicle rear window glass is characterized in that vehicle rear window glass is provided with frequency modulation printed antenna, amplitude modulation printed antenna; The frequency modulation printed antenna is provided with some antennas, and the amplitude modulation printed antenna is provided with some antennas; Frequency modulation printed antenna, amplitude modulation printed antenna are respectively equipped with the printed antenna output, and the frequency modulation printed antenna links to each other with antenna amplifier antennafire by intercoil connection respectively with the printed antenna output of amplitude modulation printed antenna; The frequency modulation printed antenna is circumscribed with and connects the positive band stop filter of power supply, in frequency modulation printed antenna one side elastic contact chip is housed, and elastic contact chip connects the positive band stop filter of power supply and links to each other with being circumscribed with; At frequency modulation printed antenna opposite side the band stop filter of elastic contact chip, ground connection is housed, band stop filter one end of ground connection links to each other other end ground connection with elastic contact chip;
Antenna amplifier antennafire comprises amplifier housing, amplifier electron circuit board, antenna amplifier antennafire circuit, input socket and output socket;
The antenna amplifier antennafire circuit comprises amplitude modulation printed antenna amplifying circuit, frequency modulation printed antenna amplifying circuit, frequency modulation automatic gain control circuit, power circuit and connects the positive band stop filter of power supply;
Amplitude modulation printed antenna amplifying circuit comprises capacitor C 1～C6, resistance R 1～R10, inductance L 1～L3, double diode D1 and technotron V1, V2;
Frequency modulation printed antenna amplifying circuit comprises capacitor C 7～C19, resistance R 11～R21, inductance L 4～L7, double diode D2, transformer T1 and triode V3;
The frequency modulation automatic gain control circuit comprises capacitor C 20～C27, resistance R 22～R29, diode D3, double diode D5 and dual operational amplifier ic chip 1;
Power circuit comprises capacitor C 28, C29, voltage stabilizing didoe D6, resistance R 30, inductance L 10 and diode D7.
2, a kind of printing antenna system of vehicle rear window glass according to claim 1, it is characterized in that being circumscribed with and connect in the positive band stop filter of power supply, be provided with capacitor C 30, C31, C32, inductance L 11, inductance L 12, one end of inductance L 11 links to each other with the frequency modulation printed antenna, the other end of inductance L 11 is connected with capacitor C 30, C31, inductance L 12, and inductance L 12 other ends link to each other with demist, defrosting power supply with capacitor C 32.
3, a kind of printing antenna system of vehicle rear window glass according to claim 1 is characterized in that importing socket and adopts ZF input socket, and output socket adopts AM/FM amplitude modulationfrequency modulation output socket, and device has amplifier to be connected reed with antenna on the electronic circuit board.
4, a kind of printing antenna system of vehicle rear window glass according to claim 1, it is characterized in that in the antenna amplifier antennafire circuit, the amplitude modulation printed antenna links to each other with capacitor C 1 one ends, capacitor C 1 other end and resistance R 1, R2, R3, inductance L 1,1 pin of double diode D1 links to each other, resistance R 3 links to each other with capacitor C 2 one ends with inductance L 1 back in parallel, the 2 pin ground connection of double diode D1,3 pin of double diode D1 and resistance R 2, capacitor C 28 in R4 and the power circuit, 29, resistance R 30, diode D6 links to each other, resistance R 4 and resistance R 5, the end of R6 links to each other, the other end of capacitor C 2 and resistance R 5, field effect transistor V1 grid links to each other, the source electrode of field effect transistor V1 and resistance R 7, capacitor C 3 links to each other, the source electrode of field effect transistor V2 and capacitor C 4, resistance R 9 links to each other, resistance R 8 and capacitor C 3, C4 links to each other, field effect transistor V1, the drain electrode of V2 and inductance L 3, resistance R 10, capacitor C 5 links to each other, capacitor C 5 links to each other the output amplitude-modulated signal with inductance L 5 series connection backs with antenna amplifier antennafire output port OUT;
The frequency modulation printed antenna links to each other with capacitor C 7 one ends, capacitor C 7 other ends with hinder R12 with resistance again after resistance R 11 is connected, 1 pin of double diode D2, resistance R 13, capacitor C 8 links to each other, 3 pin of double diode D2 and resistance R 13 other ends, capacitor C 28 in capacitor C 9 continuous backs and the power circuit, 29, resistance R 30, diode D6 links to each other, capacitor C 8 other ends and inductance L 4, capacitor C 20, C10 links to each other, capacitor C 10 other ends and capacitor C 11, inductance L 5,1 pin of transformer T1 links to each other, ground connection after inductance L 5 another pin are connected with R14,2 pin of transformer T1 and resistance R 18, capacitor C 14 links to each other, 3 pin of transformer T1 and capacitor C 12, C13, triode V3 emitter links to each other, ground connection after capacitor C 2 is connected with resistance R 15, ground connection after capacitor C 13 is connected with resistance R 16,4 pin of transformer T1 and resistance R 17, capacitor C 15, the collector electrode of triode V3, capacitor C 17 links to each other, the base stage of triode V3 and capacitor C 16, resistance R 20, R21 links to each other, resistance R 18 other ends link to each other with resistance R 17 other ends also and the capacitor C 28 in the power circuit, 29, resistance R 30, diode D6 links to each other, capacitor C 17 is connected with inductance L 6 afterwards and inductance L 7, capacitor C 18 links to each other, capacitor C 18 other ends link to each other with antenna amplifier antennafire output port OUT, the output FM signal;
In the frequency modulation automatic gain control circuit, capacitor C 20 and diode D3, inductance L 8 links to each other, diode D3 minus earth, inductance L 8 other ends and capacitor C 21, resistance R 22, R23 links to each other, resistance R 23 and capacitor C 23,7 pin of dual operational amplifier ic chip 1 link to each other, the other end of capacitor C 23 and resistance R 24,6 pin of dual operational amplifier ic chip 1 link to each other, 5 steps of dual operational amplifier ic chip 1 link to each other with resistance R 25, another pin of resistance R 24 and resistance R 26, capacitor C 24,3 pin of double diode D5 link to each other, another pin of resistance R 25 and resistance R 27, capacitor C 25,4 pin of double diode D5 link to each other, 1 pin of double diode D5 and resistance R 28, capacitor C 26 links to each other, the other end of resistance R 28 and capacitor C 22,8 pin of dual operational amplifier ic chip 1 link to each other, again with power circuit in capacitor C 28,29, resistance R 30, diode D6 links to each other, 2 pin of double diode D5 and inductance L 9, link to each other with resistance C27 again after resistance R 29 series connection, capacitor C 27 other ends amplify output port OUT with antenna and link to each other, the output FM signal;
In the power circuit, diode D7 links to each other with capacitor C 28, C29, voltage-stabiliser tube D6 with inductance L 1, resistance R 30 series connection backs.
5, a kind of printing antenna system of vehicle rear window glass according to claim 1 is characterized in that frequency modulation printed antenna, amplitude modulation printed antenna adopt silver slurry printed antenna or copper slurry printed antenna or tin slurry printed antenna respectively.
6, a kind of printing antenna system of vehicle rear window glass according to claim 1 is characterized in that the frequency modulation printed antenna adopts demist, defrosting heater wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201851364U CN201247810Y (en) | 2008-08-25 | 2008-08-25 | Printing antenna system of vehicle rear window glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201851364U CN201247810Y (en) | 2008-08-25 | 2008-08-25 | Printing antenna system of vehicle rear window glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201247810Y true CN201247810Y (en) | 2009-05-27 |
Family
ID=40731636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201851364U Expired - Lifetime CN201247810Y (en) | 2008-08-25 | 2008-08-25 | Printing antenna system of vehicle rear window glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201247810Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101820098A (en) * | 2010-04-01 | 2010-09-01 | 蒋小平 | Automobile side window glass printed antenna amplifier system |
| US9487441B2 (en) | 2011-10-28 | 2016-11-08 | Corning Incorporated | Glass articles with infrared reflectivity and methods for making the same |
| CN107020925A (en) * | 2017-03-23 | 2017-08-08 | 合肥协耀玻璃制品有限公司 | A kind of rear windscreen of car glass |
| US10116035B2 (en) | 2015-04-30 | 2018-10-30 | Corning Incorporated | Electrically conductive articles with discrete metallic silver layers and methods for making same |
| CN110875750A (en) * | 2018-08-31 | 2020-03-10 | 华为技术有限公司 | FM antenna circuit and terminal equipment |
-
2008
- 2008-08-25 CN CNU2008201851364U patent/CN201247810Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101820098A (en) * | 2010-04-01 | 2010-09-01 | 蒋小平 | Automobile side window glass printed antenna amplifier system |
| US9487441B2 (en) | 2011-10-28 | 2016-11-08 | Corning Incorporated | Glass articles with infrared reflectivity and methods for making the same |
| US9586861B2 (en) | 2011-10-28 | 2017-03-07 | Corning Incorporated | Glass articles with discrete metallic silver layers and methods for making the same |
| US9975805B2 (en) | 2011-10-28 | 2018-05-22 | Corning Incorporated | Glass articles with infrared reflectivity and methods for making the same |
| US11535555B2 (en) | 2011-10-28 | 2022-12-27 | Corning Incorporated | Glass articles with infrared reflectivity and methods for making the same |
| US10116035B2 (en) | 2015-04-30 | 2018-10-30 | Corning Incorporated | Electrically conductive articles with discrete metallic silver layers and methods for making same |
| CN107020925A (en) * | 2017-03-23 | 2017-08-08 | 合肥协耀玻璃制品有限公司 | A kind of rear windscreen of car glass |
| CN110875750A (en) * | 2018-08-31 | 2020-03-10 | 华为技术有限公司 | FM antenna circuit and terminal equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090527 |