CN104901627A - Smart Multi-Function Multi-Output Downconverter with Wi-Fi - Google Patents

Abstract

The invention provides an intelligent multifunctional multi-output frequency demultiplier with a wireless network, which comprises a horizontal signal transmission line, a vertical signal transmission line and a frequency demultiplier module, wherein the horizontal signal transmission line and the vertical signal transmission line are respectively and electrically connected with the frequency demultiplier module, the frequency demultiplier module comprises at least one satellite video wired output end, and the intelligent multifunctional multi-output frequency demultiplier is characterized in that: the frequency reduction module comprises a built-in IP integrated module, and the IP integrated module is used for converting the satellite video into a network video signal and outputting the network video signal through an external WIFI route. The invention has the beneficial effects that: on the basis of the design of a traditional satellite video signal frequency demultiplier, an IP integrated module is added to convert a satellite video signal into a network signal and then output the network signal through a WIFI route, so that multiple users can watch satellite televisions through intelligent internet access equipment at the same time.

Description

Smart Multi-Function Multi-Output Downconverter with Wi-Fi

technical field

The invention relates to the technical field of frequency reduction of satellite signals, in particular to an intelligent multi-functional multi-output frequency reduction device with a wireless network.

Background technique

At present, in the global satellite signal transmission, the downconverter receives the satellite signal, and then transmits the satellite signal through the cable to the receiver for decoding, and then transmits it to the TV and other equipment for watching satellite TV programs. When multiple devices watch satellite programs at the same time and at the same place, it is necessary to add cables, distributors and other equipment to watch at the same time. With the development of smart Internet devices, more and more people are used to watching videos with smart Internet devices. Currently, the TV programs watched through smart Internet devices are online programs. Most of the programs need to be charged and cannot be directly received from satellites. machine to watch directly.

In order to solve the above technical problems, it is necessary to provide a frequency reduction device with a wireless WIFI output port.

Contents of the invention

The technical problem mainly solved by the present invention is to provide an intelligent multi-functional multi-output downconverter with wireless network, by adding an IP integrated module on the basis of traditional downconverter design, to convert satellite video signals into wireless WIFI signals , output through the wireless WIFI output port, so that multiple users can watch satellite TV through smart Internet devices at the same time, without adding cables, saving space and bringing convenience to users.

In order to solve the above-mentioned technical problems, the first technical solution adopted by the present invention is to provide an intelligent multi-functional multi-output downconverter with a wireless network, including: a horizontal signal transmission line, a vertical signal transmission line, and a frequency reduction module 1, The horizontal signal transmission line and the vertical signal transmission line are electrically connected to the frequency reduction module 1 respectively, and the frequency reduction module 1 includes at least one satellite video cable output terminal, and it is characterized in that: the frequency reduction module 1 includes a built-in IP integration module 13, and the IP integration Module 13 is used to convert satellite video to network video signal and then output through an external WIFI route.

Preferably, the IP integration module includes a frequency point receiving decoder 1301, a frequency point separator 1302, a frequency conversion digital device 1303, each frequency point compression combiner 1304, and a post-stage amplifier 1305 that are electrically connected in sequence, wherein the frequency point receiving The decoder 1301 is used to receive the horizontal video signal and the vertical video signal processed by the power amplifier of the frequency reduction module 1 , and the signal output by the post amplifier 1305 is output through an IP signal output port 1306 .

Preferably, the down-frequency module 1 includes more than two satellite video cable output terminals.

Preferably, the down-frequency module 1 further includes a first radio frequency amplifier 1101, a first mixer 1104, a first local oscillator 1108, a second mixer 1106, a second local oscillator 1109, a first intermediate frequency amplifier 1105, a second intermediate frequency amplifier 1107, a second radio frequency amplifier 1125, a third mixer 1120, a fourth mixer 1122, a third intermediate frequency amplifier 1121, a fourth intermediate frequency amplifier 1123, and an integrated multiplexer 1127; wherein,

The vertical signal transmission line is electrically connected to the first radio frequency amplifier 1101, the horizontal signal transmission line is electrically connected to the second radio frequency amplifier 1125, the first radio frequency amplifier 1101, the first mixer 1104, the first local oscillator 1108, the third mixer 1120, The second RF amplifier 1125 is electrically connected in sequence, the first RF amplifier 1101, the second mixer 1106, the second local oscillator 1109, the fourth mixer 1122, and the second RF amplifier 1125 are electrically connected in sequence, and the first mixer 1104 The output end is electrically connected to the first intermediate frequency amplifier 1105, and the first intermediate frequency amplifier 1105 is electrically connected to the integrated multiplexer 1127 and the first input port of the IP integrated module 13, and the output end of the second mixer 1106 is electrically connected to the second intermediate frequency amplifier 1107, The two output ends of the second intermediate frequency amplifier 1107 are electrically connected to the integrated multi-channel switch 1127 and the second input end of the IP integrated module 13, the output end of the third mixer 1120 is electrically connected to the third intermediate frequency amplifier 1121, and the two output ends of the third intermediate frequency amplifier 1121 The integrated multi-way switch 1127 is electrically connected to the third input end of the IP integrated module 13, the output end of the fourth mixer 1122 is electrically connected to the fourth intermediate frequency amplifier 1123, and the two output ends of the fourth intermediate frequency amplifier 1123 are electrically connected to the integrated multi-way switch 1127 and The fourth input terminal of the IP integration module 13 .

Preferably, the first local oscillator 1108 is a 9750 MHz oscillator, and the second local oscillator 1109 is a 10600 MHz oscillator.

Preferably, the first filter 1102 is connected in series between the first RF amplifier 1101 and the second mixer 1106, the second filter 1103 is connected in series between the first RF amplifier 1101 and the first mixer 1104, and the second RF amplifier 1125 and A third filter 1124 is connected in series between the third mixers 1120 .

Preferably, the horizontal signal transmission line includes a horizontally polarized antenna, a first phase modulation line, a first pre-stage signal amplifier and a bandwidth limiter, which are sequentially connected by signals.

Preferably, the vertical signal transmission line includes a vertically polarized antenna, a second phase modulation line, a second pre-stage signal amplifier and a bandwidth limiter, which are sequentially connected by signals.

The beneficial effects of the present invention are: on the basis of the traditional satellite video signal down-converter design, an IP integrated module is added to convert the satellite video signal into a network signal, and then output via a WIFI route, so that multiple users can simultaneously pass through the smart Internet access device to watch satellite TV.

Description of drawings

Fig. 1 is the schematic diagram of the use principle of the intelligent multi-functional multi-output downconverter with wireless network of the present invention;

Fig. 2 is the block diagram of the circuit structure of a preferred embodiment of the intelligent multifunctional multi-output downconverter with wireless network of the present invention;

Fig. 3 is a circuit structure block diagram of a preferred embodiment of the IP integrated module of the intelligent multi-functional multi-output downconverter with wireless network of the present invention.

Detailed ways

As shown in Fig. 1, the intelligent multifunctional multi-output downconverter 10 with wireless network of the present invention receives the horizontal video signal and the vertical video signal that the polarization direction is perpendicular to each other from the satellite signal receiver by cable, then these two The video signals are respectively subjected to power amplification and down-frequency processing, and then output through the satellite video cable output ports 1128, 1129 for two TV sets 31, 32 to watch real-time satellite TV programs at the same time. Of course, the intelligent multi-functional multi-output downconverter 1 with wireless network of the present invention is not limited to only including two satellite video wired output ports 1128, 1129, but only one satellite video wired output port, or even more satellite video wired output ports , are all within the scope of protection of the intelligent multi-function multi-output downconverter 1 with wireless network of the present invention.

The special feature of the present invention is that the intelligent multi-functional multi-output downconverter with wireless network has an output port 1306 in addition to the satellite video wired output port that the traditional satellite video downconverter has, and the output port 1306 is an IP Signal output port, the IP output port 1306 is connected to a WIFI router 2, so that the intelligent Internet access device that can receive the WIFI signal can use the corresponding APP to watch satellite video TV programs at the same time. Because, the intelligent multi-functional multi-output downconverter with wireless network of the present invention adds an IP integrated module on the basis of traditional downconverter design, to convert satellite video into network signal, and then convert it into wifi signal via WIFI routing It is issued, so that multiple users can watch satellite TV through smart Internet devices at the same time, without adding cables, saving space, and convenient for users to watch satellite TV with smart devices such as smart Internet phones or IPADs.

Please refer to FIG. 2 . FIG. 2 is a circuit structure block diagram of a preferred embodiment of the intelligent multi-functional multi-output downconverter 1 with wireless network of the present invention. As shown in Figure 2, the intelligent multi-functional multi-output downconverter with wireless network of this embodiment includes: horizontal signal transmission line, vertical signal transmission line, frequency reduction module 1, horizontal signal transmission line and vertical signal transmission line respectively Connect the frequency reduction module 1, the frequency reduction module 1 includes at least one satellite video cable output, the frequency reduction module 1 includes a built-in IP integration module 13, and the IP integration module 13 is used to convert the satellite video into a network video signal through an external The WIFI router emits WIFI signals. Preferably, the frequency down module 1 includes satellite video cable output ports 1128,1129. Wherein, the horizontal signal transmission line is used to transmit the horizontally polarized video signal received from the satellite video signal receiver 2 to the second radio frequency amplifier 1125, and the vertical signal transmission line is used to transmit the vertically polarized video signal received from the satellite video signal receiver 2 The polarized vertical video signal is transmitted to the first RF amplifier 1101 . In Figure 2, the letter V represents the vertical signal receiving port, which is used to electrically connect the vertical signal transmission line, and the letter H represents the horizontal signal receiving port, which is used to electrically connect the horizontal signal transmission line. The direction of the arrow shown in the figure is the transmission of the electrical signal direction.

Please refer further to FIG. 2, as shown in FIG. 2, the down-frequency module 1 further includes a first radio frequency amplifier 1101, a first mixer 1104, a first local oscillator 1108, a second mixer 1106, a second local oscillator 1109, The first intermediate frequency amplifier 1105, the second intermediate frequency amplifier 1107, the second radio frequency amplifier 1125, the third mixer 1120, the fourth mixer 1122, the third intermediate frequency amplifier 1121, the fourth intermediate frequency amplifier 1123 and the integrated multiplexer 1127, The integrated multiplexer 1127 is preferably a 4*2 integrated multiplexer.

In this embodiment, the first RF amplifier 1101, the first mixer 1104, the first local oscillator 1108, the third mixer 1120, and the second RF amplifier 1125 are electrically connected in sequence, and the first RF amplifier 1101, the second mixer The frequency converter 1106, the second local oscillator 1109, the fourth mixer 1122, and the second radio frequency amplifier 1125 are electrically connected in sequence, the output terminal of the first mixer 1104 is electrically connected with the first intermediate frequency amplifier 1105, and the first intermediate frequency amplifier 1105 is electrically connected The integrated multi-way switch 1127 is connected to the first input port of the IP integration module 13, the output end of the second mixer 1106 is electrically connected to the second intermediate frequency amplifier 1107, and the two output ends of the second intermediate frequency amplifier 1107 are electrically connected to the integrated multi-way switch 1127 and the IP integrated The second input terminal of the module 13, the output terminal of the third mixer 1120 is electrically connected to the third intermediate frequency amplifier 1121, and the two output terminals of the third intermediate frequency amplifier 1121 are electrically connected to the integrated multi-way switch 1127 and the third input terminal of the IP integrated module 13. The output terminals of the four mixers 1122 are electrically connected to the fourth intermediate frequency amplifier 1123 , and the two output terminals of the fourth intermediate frequency amplifier 1123 are electrically connected to the integrated multiplexer 1127 and the fourth input terminal of the IP integrated module 13 .

In this embodiment, the first local oscillator 1108 preferably uses a 9750 MHz oscillator, and the second local oscillator 1109 preferably uses a 10600 MHz oscillator. Furthermore, the first filter 1102 is connected in series between the first RF amplifier 1101 and the second mixer 1106, the second filter 1103 is connected in series between the first RF amplifier 1101 and the first mixer 1104, and the second RF amplifier The third filter 1124 is connected in series between 1125 and the third mixer 1120 , and the fourth filter 1126 is connected in series between the second radio frequency amplifier 1125 and the fourth mixer 1122 . Preferably, the first filter 1102 , the second filter 1103 , the third filter 1124 and the fourth filter 1126 use filters with the same parameters.

Please refer to FIG. 3 . FIG. 3 is a circuit structure block diagram of a preferred embodiment of the IP integrated module of the intelligent multi-functional multi-output frequency downconverter with wireless network of the present invention. As shown in Figure 3, the IP integrated module includes a frequency point receiving decoder 1301, a frequency point separator 1302, a frequency conversion digital device 1303, a frequency point compression combiner 1304, and a post-stage amplifier 1305, which are electrically connected in sequence. The point receiving decoder 1301 is used to receive the horizontal video signal and vertical video signal processed by the down-conversion module 1 power amplifier, and the signal output by the post-stage amplifier 1305 is output through a WIFI routing port 1306 .

In addition, the horizontal signal transmission line in the present invention preferably includes a horizontally polarized antenna, a first phase modulation line, a first pre-stage signal amplifier, and a bandwidth limiter that are sequentially connected to each other. The vertical signal transmission line includes a vertically polarized antenna, a second phase modulation line, a second pre-stage signal amplifier and a bandwidth limiter, which are sequentially connected by signals.

The intelligent multi-functional multi-output downconverter with wireless network provided by the present invention adds an IP integrated module on the basis of the design of the traditional satellite video signal downconverter to convert the satellite video signal into a network signal and then through an external The WIFI router emits WIFI video signals, so that users can realize the function of multiple smart devices playing satellite videos at the same time without installing multiple frequency converters, thus saving installation costs.

The above is only an embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structures made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technical fields, are all the same. included in the scope of patent protection of the present invention.

Claims (8)

1. The utility model provides a take multi-functional many output of intelligence of wireless network frequency demultiplier, includes horizontal signal transmission line, vertical signal transmission line, the module (1) of falling frequency, horizontal signal transmission line and vertical signal transmission line electricity respectively connect the module (1) of falling frequency, the module (1) of falling frequency includes at least one satellite video wired output end, its characterized in that: the frequency reduction module (1) comprises a built-in IP integrated module (13), and the IP integrated module (13) is used for converting a satellite video into a network video signal and outputting the network video signal through an external WIFI route.

2. The intelligent multifunctional multi-output frequency demultiplier with the wireless network according to claim 1, wherein the IP integration module comprises a frequency point receiving decoder (1301), a frequency point separator (1302), a frequency conversion digital coder (1303), frequency point pressure condensers (1304) and a post-stage amplifier (1305), which are sequentially and electrically connected in sequence, wherein the frequency point receiving decoder (1301) is used for receiving horizontal video signals and vertical video signals which are subjected to power amplification and frequency reduction processing by the frequency demultiplier module (1), and signals output by the post-stage amplifier (1305) are output through an IP signal output port 1306.

3. Intelligent multi-functional multi-output frequency demultiplier with wireless network according to claim 1 or 2, characterized in that said frequency demultiplier module (1) comprises more than two satellite video cable outputs.

4. The intelligent multifunctional multi-output frequency demultiplier with wireless network of claim 3, wherein: the frequency reduction module (1) further comprises a first radio frequency amplifier (1101), a first mixer (1104), a first local oscillator (1108), a second mixer (1106), a second local oscillator (1109), a first intermediate frequency amplifier (1105), a second intermediate frequency amplifier (1107), a second radio frequency amplifier (1125), a third mixer (1120), a fourth mixer (1122), a third intermediate frequency amplification (1121), a fourth intermediate frequency amplification (1123) and an integrated multi-way switch (1127); wherein,

the vertical signal transmission line is electrically connected with a first radio frequency amplifier (1101), the horizontal signal transmission line is electrically connected with a second radio frequency amplifier (1125), the first radio frequency amplifier (1101), a first mixer (1104), a first local oscillator (1108), a third mixer (1120) and the second radio frequency amplifier (1125) are sequentially and electrically connected, the first radio frequency amplifier (1101), the second mixer (1106), a second local oscillator (1109), a fourth mixer (1122) and the second radio frequency amplifier (1125) are sequentially and electrically connected, the output end of the first mixer (1104) is electrically connected with the first intermediate frequency amplifier (1105), the first intermediate frequency amplifier (1105) is electrically connected with an integrated multi-way switch (1127) and a first input port of an IP integrated module (13), the output end of the second mixer (1106) is electrically connected with the second intermediate frequency amplifier (1107), two output ends of the second intermediate frequency amplifier (1107) are electrically connected with the integrated multi-way switch (1127) and a second input end of the IP integrated module (11213), the output end of the third mixer (1120) is electrically connected with the third intermediate frequency amplifier (1121), the two output ends of the third intermediate frequency amplifier (1121) are electrically connected with the third input end of the integrated multi-way switch (1127) and the third input end of the IP integrated module (13), the output end of the fourth mixer (1122) is electrically connected with the fourth intermediate frequency amplifier (1123), and the two output ends of the fourth intermediate frequency amplifier (1123) are electrically connected with the fourth input end of the integrated multi-way switch (1127) and the fourth input end of the IP integrated module (13).

5. The intelligent multifunctional multi-output frequency demultiplier with a wireless network according to claim 4, wherein said first local oscillator (1108) is a 9750MHz oscillator and said second local oscillator (1109) is a 10600MHz oscillator.

6. The intelligent multi-functional multi-output frequency down converter with wireless network according to claim 4, wherein a first filter (1102) is connected in series between the first RF amplifier (1101) and the second mixer (1106), a second filter (1103) is connected in series between the first RF amplifier (1101) and the first mixer (1104), and a third filter (1124) is connected in series between the second RF amplifier (1125) and the third mixer (1120).

7. The intelligent multifunctional multi-output frequency demultiplier with wireless network of claim 1 or 2, wherein said horizontal signal transmission line comprises a horizontally polarized antenna, a first phase modulation line, a first pre-stage signal amplification and a bandwidth limiter, which are connected in sequence.

8. The intelligent multifunctional multi-output frequency demultiplier with wireless network of claim 1 or 2, wherein said vertical signal transmission line comprises a vertical polarized antenna, a second phase modulation line, a second pre-stage signal amplification and a bandwidth limiter, which are connected in sequence.