TWM545404U - RF signal processing module capable of effectively filtering power source interference - Google Patents

Description

RF signal processing module capable of effectively filtering power interference

This creation is about RF signal processing modules, especially for an RF signal processing module that can effectively filter out power interference.

Please refer to FIG. 1 , which is a schematic diagram of a conventional RF signal processing module. As shown in FIG. 1 , an RF signal processing module has a module housing 10 , a broadband system power connector 20 , an input RF connector 30 , and an output RF connector 40 , wherein the module housing 10 has A power filter device 11 and an active device filter device 12 are provided, wherein the power filter device 11 is configured to filter out a power supply noise.

Although the power filter device 11 has a function of filtering out the power noise, the electromagnetic wave derived from the power noise may pass between the module housing 10 and the input RF connector 30 and the output RF connector 40. The slits radiate out and thus fail to comply with the relevant regulations on electromagnetic interference.

In order to solve the above problems, we need a novel RF signal processing module.

One of the purposes of this creation is to disclose an RF signal processing module that can effectively filter out power supply interference, which can filter a power supply noise by a broadband system power connector to improve the quality of an RF signal.

Another object of the present invention is to disclose a radio frequency signal processing module capable of effectively filtering power supply interference, which can dissipate electromagnetic waves derived from a power supply noise by a broadband system power connector to reduce the amount of electromagnetic radiation in a frequency band.

Another object of the present invention is to disclose an RF signal processing module capable of effectively filtering power interference, which can filter a power supply noise by an external broadband system filter connector to improve the quality of an RF signal.

Another object of the present invention is to disclose an RF signal processing module capable of effectively filtering power supply interference, which can dissipate electromagnetic waves derived from a power supply noise by an external broadband system filter connector to reduce electromagnetic radiation in a frequency band. the amount.

Another object of the present invention is to disclose an RF signal processing module that can effectively filter out power supply interference, which can also prevent radio frequency noise from interfering with the power supply portion.

To achieve the foregoing objectives, a radio frequency signal processing module capable of effectively filtering out power supply interference is proposed, which has:

a module housing;

a circuit board located inside the module housing;

At least one broadband system power connector, each for coupling to a power source via a power cable to supply power to the circuit board;

a plurality of RF connectors electrically coupled to the circuit board for receiving at least one input RF signal and providing at least one output RF signal;

Wherein, at least one filtering device is disposed in one of the accommodation spaces of the broadband system power connector to attenuate a power supply noise outside the circuit board and dissipate an electromagnetic wave derived from the power noise, thereby improving the At least one outputs the signal quality of the radio frequency signal and reduces the amount of electromagnetic radiation in a frequency band.

In one embodiment, the broadband system power connector is internally provided with an axial metal contact, and the axial metal contact is a metal clip or a metal pin.

In an embodiment, the module housing has at least one interface to secure the at least one broadband system power connector.

In one embodiment, the filtering device comprises an electromagnetic wave absorbing material, or the broadband power supply connector is internally provided with an electromagnetic wave absorbing material filler.

In one embodiment, the at least one input RF signal and the at least one output RF signal are used to transmit information between a cable television service provider and at least one user.

To achieve the foregoing objectives, another RF signal processing module that can effectively filter out power supply interference is proposed, which has:

a module housing;

a circuit board located inside the module housing;

At least one broadband system power connector electrically coupled to the circuit board;

a plurality of RF connectors electrically coupled to the circuit board for receiving at least one input RF signal and providing at least one output RF signal;

The at least one broadband system filter connector is configured to be coupled between the broadband system power connector and a power source, wherein at least one filtering device is disposed in one of the broadband system filter connectors.衰减 attenuating a power supply noise outside the circuit board and dissipating one of the electromagnetic waves derived from the power supply noise, thereby improving the signal quality of the at least one output RF signal and reducing the amount of electromagnetic radiation in a frequency band.

In an embodiment, the broadband system filter connector is internally provided with an axial metal contact, and the axial metal contact is a metal clip or a metal pin.

In an embodiment, the broadband system filter connector has a metal housing.

In one embodiment, the filtering device comprises an electromagnetic wave absorbing material, or the broadband system filter connector is internally provided with an electromagnetic wave absorbing material filler.

In one embodiment, the at least one input RF signal and the at least one output RF signal are used to transmit information between a cable television service provider and at least one user.

In order to provide a further understanding of the structure, features, and objects of the present invention, the detailed description of the drawings and the preferred embodiments are set forth below.

Please refer to FIG. 2 , which is a schematic diagram of an embodiment of an RF signal processing module capable of effectively filtering power interference, wherein the RF signal processing module can be applied to a broadband system such as cable television, network or satellite communication. .

As shown in FIG. 2, the RF signal processing module includes a module housing 100, a circuit board 110, a broadband system power connector 120, and a plurality of RF connectors 130, wherein the broadband system is a cable television system. Broadband systems such as Internet or satellite communications.

The module housing 100 is preferably a metal housing to provide an electromagnetic wave shielding function.

The circuit board 110 is located inside the module housing 100 for providing at least one RF signal processing function, such as, but not limited to, a radio frequency signal amplification function or a radio frequency signal distribution function. In addition, the circuit board 110 can also determine whether to add a power filter device and/or an active device filter device according to actual needs.

The broadband system power connector 120 (one in this embodiment, but it may also be plural) is fixed in one of the interfaces 101 of the module housing 100, and although in this embodiment, the interface 101 is included An aluminum annular flange or a zinc-containing annular flange may also be of other shapes or other materials. The broadband system power connector 120 is for connection to a power source for powering the circuit board 110. In this embodiment, the broadband system power connector 120 is an F-type power connector (which may also be an IEC type power connector or other similar type of power connector) having a cylindrical connection portion 121, a The axial metal contact 122 and the at least one filtering device 123.

The cylindrical connecting portion 121 is for connecting with one of the F-type connectors of a power cable. Please refer to FIG. 3 , which is a schematic diagram of the connection between the cylindrical connecting portion 121 of the RF signal processing module of FIG. 2 and one F-type connector 210 of a power cable 200 . Please refer to FIG. 4 , which is a cross-sectional view showing the connection between the cylindrical connecting portion 121 of the RF signal processing module of FIG. 3 and the F-type connector 210 of the power cable 200 . As shown in FIG. 4, one of the axial metal pins 211 (male contacts) of the F-type connector 210 is electrically coupled to the axial metal contact 122 by being clamped by the axial metal contact 122 (mother contact). Pick up. Although the axial metal contact 122 is a female contact and the F-shaped contact 210 has a male contact in this embodiment, it may alternatively be an axial metal contact 122 as a male contact and an F-connected. The head 210 has a female contact.

The axial metal contact 122 can be a metal clip (when the axial metal contact 122 is a female connector) or a metal needle (when the axial metal contact 122 is a male connector), and it can be a A copper-containing contact or a gold-containing contact.

The filtering device 123 can be an active device or a passive device, and is located in a receiving space of the broadband system power connector 120 and has one end electrically coupled to the axial metal contact 122 and the other end to the circuit board 110. Electrically coupled to attenuate a power supply noise at the broadband system power connector 120 outside of the circuit board 110 to improve the quality of an RF signal. In addition, the electromagnetic wave energy generated by the power supply noise at the filtering device 123 can be consumed by multiple reflections in the enclosed region of the broadband system power connector 120 to reduce the amount of electromagnetic radiation in a frequency band. In addition, the present invention may further include the filter device 123 further comprising an electromagnetic wave absorbing material or an electromagnetic wave absorbing material filler disposed inside the broadband system power connector 120 for absorbing the material by the electromagnetic wave absorbing material (including a conductive material) And/or a magnetically conductive material converts an electromagnetic wave into heat, thereby dissipating the electromagnetic wave. Please refer to FIG. 5 , which also shows a measured radiation spectrum of one of the RF signal processing modules of the present invention and a measured radiation spectrum of the RF signal processing module that is not used in the prior art. 5, does not use the radio frequency signal processing module according to the present aspect of the creation of above about 1.2GH _Z signal intensity of the radiation that is beyond the predetermined intensity, while the use of the radio frequency signal processing module according to the present aspect of the creation of the The intensity of the radiated signal over the entire 3.0 GHz _Z frequency range is below the specified intensity.

In addition, the plurality of RF connectors 130 are electrically coupled to the circuit board 110 for receiving at least one input RF signal and providing at least one output RF signal, wherein the at least one input RF signal and the at least one output RF signal Used to transfer information between a cable TV service provider and at least one user.

Please refer to FIG. 6 , which is a schematic diagram of another embodiment of an RF signal processing module capable of effectively filtering power interference, wherein the RF signal processing module can be applied to a broadband system such as a cable television, a network, or a satellite communication. in.

As shown in FIG. 6 , the RF signal processing module includes a module housing 300 , a circuit board 310 , a broadband system power connector 320 , a plurality of RF connectors 330 , and a broadband system filter connector 340 . The broadband system refers to a broadband system such as cable television, network or satellite communication.

The module housing 300 is preferably a metal housing to provide an electromagnetic wave shielding effect.

The circuit board 310 is located inside the module housing 300 for providing at least one RF signal processing function, such as, but not limited to, a radio frequency signal amplification function or a radio frequency signal distribution function.

The broadband system power connector 320 (one in this embodiment, but it may also be plural) is coupled to a power source for powering the circuit board 310. In this embodiment, the broadband system power connector 320 is an F-type power connector, which may also be an IEC type power connector or other similar power connector.

The plurality of RF connectors 330 are electrically coupled to the circuit board 310 for receiving at least one input RF signal and providing at least one output RF signal, wherein the at least one input RF signal and the at least one output RF signal are used Transmitting information between a cable television service provider and at least one user.

The broadband system filter connector 340 has a cylindrical connection 341, a metal housing 342, an axial metal contact 343, and at least one filtering device 344. The broadband system filter connector 340 is coupled between a broadband system power connector 320 and a power source to generate a filtering action and an electromagnetic wave dissipation during power supply to the circuit board 310.

The cylindrical connecting portion 341 is for connecting to one of the F-type connectors of a power cable, or may be one of the F-type connectors of one of the power cables.

The metal casing 342 is a copper-containing casing or a gold-containing casing, although it is annular in this embodiment, but its shape may be hexagonal or other polygonal shape.

The axial metal contact 343 can be a metal clip or a metal needle and can be a copper-containing contact or a gold-containing contact.

The filtering device 344 can be an active device or a passive device, and is located inside the metal casing 342 and has one end electrically coupled to the axial metal contact 343 and the other end electrically coupled to an F-type power connector 320. And attenuating a power supply noise outside the circuit board 310 to improve the signal quality of the at least one output RF signal. In addition, the electromagnetic wave energy generated by the power supply noise at the filtering device 344 can be consumed by multiple reflections in the enclosed region of the metal casing 342 to reduce the amount of electromagnetic radiation in a frequency band. In addition, the present invention may further include a filter device 344 further comprising an electromagnetic wave absorbing material or an electromagnetic wave absorbing material filler between the metal casing 342 and the filter device 344 for absorbing the material by the electromagnetic wave absorbing material The material and/or a magnetically conductive material converts an electromagnetic wave into heat, thereby dissipating the electromagnetic wave.

With the design disclosed above, the present creation has the following advantages:

1. The RF signal processing module of the present invention can filter a power supply noise by a broadband system power connector to improve the quality of an RF signal.

2. The RF signal processing module of the present invention can reduce the electromagnetic radiation amount in one frequency band by dissipating electromagnetic waves derived from a power supply noise noise at a broadband system power connector.

3. The RF signal processing module of the present invention can filter a power supply noise by an external broadband system filter connector to improve the quality of an RF signal.

4. The RF signal processing module of the present invention can dissipate electromagnetic waves derived from a power supply noise by an additional broadband system filter connector to reduce the amount of electromagnetic radiation in a frequency band.

5. The RF signal processing module of this creation prevents RF noise from interfering with the power supply.

The disclosure of the present invention is a preferred embodiment. Any change or modification of the present invention originating from the technical idea of the present invention and being easily inferred by those skilled in the art will not deviate from the scope of patent rights of the present invention.

In summary, the case, regardless of its purpose, means and efficacy, is showing its technical characteristics that are different from the conventional ones, and its first creation is practical, and it is also in line with the new patent requirements. I will be granted a patent at an early date.

10, 100, 300‧‧‧ module housing
11‧‧‧Power Filter
12‧‧‧Active component filter
20, 120, 320‧‧‧ Broadband system power connector
30‧‧‧Input RF connector
40‧‧‧Output RF connector
101‧‧‧ interface
110, 310‧‧‧ circuit board
130, 330‧‧‧RF connector
121, 341‧‧ ‧ cylindrical joint
122,343‧‧‧Axial metal contacts
123, 344‧‧‧ Filter device
200‧‧‧Power cable
210‧‧‧F type connector
211‧‧‧Axial metal needle
340‧‧‧Broadband system filter connector
342‧‧‧Metal housing

1 is a schematic diagram of a conventional RF signal processing module. FIG. 2 is a schematic diagram of an embodiment of an RF signal processing module capable of effectively filtering power supply interference. 3 is a schematic diagram showing a connection between a cylindrical connecting portion of one of the RF signal processing modules of FIG. 2 and an F-type connector of a power cable. 4 is a cross-sectional view showing a connection between a cylindrical connecting portion of the RF signal processing module of FIG. 3 and an F-type connector of a power cable. FIG. 5 also shows a measured radiation spectrum of one of the RF signal processing modules of the present invention and a measured radiation spectrum of the RF signal processing module that is not used in the present invention. FIG. 6 is a schematic diagram of another embodiment of an RF signal processing module capable of effectively filtering power interference.

100‧‧‧Modular housing

101‧‧‧ interface

110‧‧‧Circuit board

120‧‧‧Broadband system power connector

121‧‧‧Cylindrical connection

122‧‧‧Axial metal contacts

123‧‧‧Filter device

130‧‧‧RF connector

Claims (10)

An RF signal processing module capable of effectively filtering power supply interference, comprising: a module housing; a circuit board located inside the module housing; at least one broadband system power connector, each for connecting via a power cable And a plurality of RF connectors electrically coupled to the circuit board for receiving at least one input RF signal and providing at least one output RF signal; wherein the broadband system One of the power connectors is provided with at least one filtering device for attenuating a power supply noise outside the circuit board and dissipating one of the electromagnetic waves derived from the power supply noise, thereby improving the at least one output RF signal. Signal quality and reduce the amount of electromagnetic radiation in a band. The radio frequency signal processing module capable of effectively filtering power interference, as described in claim 1, wherein the broadband system power connector is internally provided with an axial metal contact, and the axial metal contact is a metal Clip or a metal needle. The radio frequency signal processing module capable of effectively filtering power interference, as described in claim 1, wherein the module housing has at least one interface for fixing the at least one broadband system power connector. The radio frequency signal processing module capable of effectively filtering out power interference, as described in claim 1, wherein the filtering device comprises an electromagnetic wave absorbing material, or an electromagnetic wave absorbing material filler is disposed inside the broadband system power connector. . The radio frequency signal processing module capable of effectively filtering power interference as described in claim 1, wherein the at least one input radio frequency signal and the at least one output radio frequency signal are used in a cable television service provider and Transfer information between at least one user. An RF signal processing module capable of effectively filtering power interference, comprising: a module housing; a circuit board located inside the module housing; at least one broadband system power connector electrically coupled to the circuit board And a plurality of RF connectors electrically coupled to the circuit board for receiving at least one input RF signal and for providing at least one output RF signal; and at least one broadband system filter connector, each coupled to the one Between the power system connector of the broadband system and a power source, wherein one of the broadband system filter connectors is provided with at least one filtering device in the accommodating space for attenuating a power supply noise and dissipating the power supply noise outside the circuit board The electromagnetic wave is derived from the signal, thereby improving the signal quality of the at least one output RF signal and reducing the amount of electromagnetic radiation in a frequency band. The radio frequency signal processing module capable of effectively filtering power interference, as described in claim 6, wherein the broadband system filter connector is internally provided with an axial metal contact, and the axial metal contact is a metal Clip or a metal needle. The radio frequency signal processing module capable of effectively filtering power interference, as described in claim 6, wherein the broadband system filter connector has a metal casing. The radio frequency signal processing module capable of effectively filtering out power interference, as described in claim 6, wherein the filtering device comprises an electromagnetic wave absorbing material, or the electromagnetic wave absorbing material filler is disposed inside the broadband system filter connector. . The radio frequency signal processing module capable of effectively filtering out power interference, as described in claim 6, wherein the at least one input radio frequency signal and the at least one output radio frequency signal are used in a cable television service provider and Transfer information between at least one user.