GYSEL COMBINERS AND GYSEL COMBINER DEVICE FREE FROM SIGNAL INTERFERENCE

Abstract

The present invention provides a Gysel combiner (1000) that is free from signal interference and that includes a first transmission line (Z1) connected to a first terminal (P1), a 12th transmission line (Z12) connected between the first transmission line (Z1) and a second terminal (P2), a 13th transmission line (Z13) connected between the first transmission line (Z1) and a third terminal (P3), a 24th transmission line (Z24) connected between the 12th transmission line (Z12) and a fourth terminal (P4), a 35th transmission line (Z35) connected between the 13th transmission line (Z13) and a fifth terminal (P5), a 45-1st transmission line (Z45-1) connected to the 24th transmission line, and a 45-2nd transmission line (Z45-1). Transmission line (Z45-2) running between the 45-1.transmission line (Z45-1) and the fifth terminal (P5), on a printed circuit board, wherein a ground plane is formed within a region formed by the 12th transmission line (Z12), the 24th transmission line (Z24), the 45-1st transmission line (Z45-1), the 45-2nd transmission line (Z45-2), the 35th transmission line (Z35) and the 13th transmission line (Z13), and wherein a vertical stub line (210) is arranged on the ground plane in a vertical direction in a state of being connected to the ground plane.

Description

TECHNICAL FIELDThe present invention relates to a Gysel combiner and a Gysel combiner device free from signal interference, and more particularly, to a Gysel combiner and a Gysel combiner device free from signal interference and capable of effectively suppressing signal interference that may occur between an output terminal and an isolation terminal by forming a ground plane between the output terminal and the isolation terminal and arranging a vertical stub on an upper surface of the ground plane.TESCHNIC BACKGROUNDGenerally, in wireless communication systems, power combiner circuits or power divider circuits are used as RF (radio frequency) signal amplifiers that amplify and output the power of RF signals.The above-described power combiner circuit or power divider circuit is a very important element in the application of RF signal circuits or systems, and depending on the execution method, there are a method of implementing it using a core, a method of implementing it by printing microstrip lines on a substrate, a method of implementing it using a 3 dB hybrid combiner, or the like.Meanwhile, power combiner circuit or power divider circuit that combine the outputs of a plurality of solid state power amplifiers or oscillators have been developed, and various forms have been developed.The Gysel power splitters have recently focused because the number of input ports and output ports is asymmetric. The Gysel power divider uses two termination resistors to improve isolation performance between the output terminals.However, as the size of the Gysel power divider decreases, the gap between the output terminal and the isolation terminal decreases, resulting in signal interferences between the terminals.Especially, as an output of the Gysel power divider increases, the frequency of the above-described inter-terminal signal interferences increases, resulting in a problem of deterioration of insulation performance.DOCUMENTS FROM THE PRIOR ARTPATENT DOCUMENT(Patent Document 1) Patent KR 10-1929366 (December 10, 2018) issued in Republic of Korea.SUMMARYTECHNICAL PROBLEMAn object of the present invention is to provide a Gysel combiner that is free from signal interference and can effectively suppress signal interference that may occur between an output terminal and an isolation terminal by forming a ground plane between the output terminal and the isolation terminal and arranging a vertical stub on the upper side of the ground plane.Another object of the present invention is to provide a Gysel combiner apparatus free from signal interference and comprising the above-described Gysel combiner.The technical problems to be solved by the present invention are not limited to the above-mentioned technical problems, and other technical problems not mentioned can be clearly understood by those skilled in the art from the following description.TECHNICAL SOLUTIONTo achieve the above object, a Gysel combiner free from signal interference according to an embodiment of the present invention includes a first transmission line connected to a first terminal, a 12th transmission line connected between the first transmission line and a second terminal, a 13th transmission line connected between the first transmission line and a third terminal, a 24th transmission line connected between the 12th transmission line and a fourth terminal, a 35th transmission line connected between the 13th transmission line and a fifth terminal, a 45-1. A transmission line connected to the 24th transmission line and a 45-2. Transmission line connected between the 45-1. A transmission line and the fifth terminal are connected on a printed circuit board, wherein a ground plane is formed within a range defined by the 12th transmission line, the 24th transmission line, the 45-1. Transmission line, the 45-2. A transmission line formed of the 35th transmission line and the 13th transmission line, and wherein a vertical stub (stub) is disposed on the ground plane in a vertical direction in a state of being connected to the ground plane.Preferably, the vertical stub may be formed of Al, Au or Ag.Preferably, the vertical stub may be formed in a rectangular parallelepiped shape.Preferably, a plurality of vertical stubs can be arranged.Preferably, the vertical stub may be formed in a cylindrical shape.In order to achieve the above object, a Gysel combiner apparatus free from signal interference according to an embodiment of the present invention includes a Gysel combiner including a first transmission line connected to a first terminal, a 12th transmission line connected between the first transmission line and a second terminal, a 13th transmission line connected between the first transmission line and a third terminal, a 24th transmission line connected between the 12th transmission line and a fourth terminal, a 35th transmission line connected between the 13th transmission line and a fifth terminal, a 45-1. A transmission line connected to the 24th transmission line and a 45-2. Transmission line connected between the 45-1. The transmission line and the fifth terminal are formed on a printed circuit board, and a ground plane is formed within a range defined by the 12th transmission line, the 24th transmission line, the 45-1. Transmission line, the 45-2. A transmission line formed of the 35th transmission line and the 13th transmission line, wherein a lower cover is disposed on a lower part of the Gysel combiner, a side cover is disposed on a side of the Gysel combiner, an upper cover is disposed on an upper part of the Gysel combiner in a state spaced apart from the Gysel combiner, a bolt is vertically disposed through the upper cover and connected to the ground plane, and a nut is mounted on the bolt to fix the Gysel combiner and the upper cover.Preferably, the screw may be formed of Al, Au or Ag.ADVANTAGEOUS EFFECTThe Gysel combiner free from signal interference according to the embodiments of the present invention can effectively suppress signal interference that may occur between an output terminal and an isolation terminal by forming a ground plane between the output terminal and the isolation terminal and arranging a vertical stub on an upper surface of the ground plane.Moreover, the Gysel combiner device free from signal interference according to embodiments of the present invention can effectively suppress signal interference that may occur between the output terminal and the isolation terminal by forming a ground plane between the output terminal and the isolation terminal and arranging a screw vertically on the upper surface of the ground plane.BRIEF DESCRIPTION OF THE FIGURESFIG. 1 is a circuit diagram showing a Gysel combiner free from signal interference according to an embodiment of the present invention. FIG. 2 is a view showing a circuit board implementing a Gysel combiner free from signal interference according to an embodiment of the present invention. FIG. 3 is a view showing a circuit board implementing a Gysel combiner free from signal interference according to another embodiment of the present invention. FIG. 4 is a view showing a circuit board implementing a Gysel combiner free from signal interference according to another embodiment of the present invention. FIG. 5 is a view showing a cross section of a Gysel combiner device free from signal interference according to an embodiment of the present invention.DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTSThe following detailed description of the present invention refers to the accompanying figures, which illustrate specific embodiments in which the present invention may be practiced. These embodiments are described in sufficient detail to enable those skilled in the art to practice the present invention. It is to be understood that while the various embodiments of the present invention are different, they are not necessarily mutually exclusive.For example, the specific forms, structures, and features described herein may be implemented in other embodiments without departing from the spirit and scope of the present invention with respect to an embodiment. Further, it should be understood that the position or arrangement of individual components within each disclosed embodiment may be changed without departing from the spirit and scope of the present invention.Accordingly, the following detailed description is not to be considered limiting, and the scope of the present invention is defined only by the appended claims, along with the full scope equivalent to the claims when properly described.Hereinafter, a Gysel combiner free from signal interference according to embodiments of the present invention will be described with reference to the accompanying drawings.The Gysel combiner free from signal interference according to an embodiment of the present invention includes, as shown in FIG. 1, a first transmission line Z 1 connected to a first terminal P 1, a 12th transmission line Z 12 connected between the first transmission line Z 1 and a second terminal P 2, a 13th transmission line Z 13 connected between the first transmission line Z 1 and a third terminal P 3, a 24th transmission line Z 24 connected between the 12th transmission line Z 12 and a fourth terminal P 4, a 35th transmission line Z 35 connected between the 13th transmission line Z 13 and a fifth terminal P 5, a 45- 1. A transmission line Z45-1 connected to the 24th transmission line Z24 and a 45-2. Transmission line Z45-2 connected between the 45-1. Here, each transmission line is formed with a length of λ / 4, the first terminal P 1 is an input terminal, the second terminal P 2 and the third terminal P 3 are output terminals, and the fourth terminal P 4 and the fifth terminal P 5 are insulation terminals.Here, according to an embodiment of the present invention, in the Gysel combiner free from signal interference as illustrated in FIG. 2, a ground plane 100 is formed within a range defined by the 12th transmission line Z 12, the 24th transmission line Z 24, the 45- 1. Transmission line Z45-1, 45-2. Transmission line Z 45- 2, the 35th transmission line Z 35, and the 13th transmission line Z 13, and a vertical stub 210 is disposed on the ground plane 100 in a vertical direction in a state of being connected to the ground plane 100. Here, the vertical stub 210 may be formed of Al, Au, or Ag.Specifically, the vertical stub 210 may be formed in a rectangular hexahedron shape as shown in FIG. 2, and the vertical stub 210 may be arranged by a plurality of vertical stubs 210, 220, 230 as shown in FIG. 3, if necessary.Here, the vertical stubs 240 may be formed in a cylindrical shape as shown in FIG. 4, and a plurality of vertical stubs may be arranged as required.Next, a Gysel combiner apparatus free from signal interference according to an embodiment of the present invention will be described with reference to FIG. 5.The Gysel combiner apparatus free from signal interference according to an embodiment of the present invention includes a Gysel combiner 1000 including a first transmission line Z 1 connected to a first terminal P 1, a 12th transmission line Z 12 connected between the first transmission line Z 1 and a second terminal P 2, a 13th transmission line Z 13 connected between the first transmission line Z 1 and a third terminal P 3, a 24th transmission line Z 24 connected between the 12th transmission line Z 12 and a fourth terminal P 4, a 35th transmission line Z 35 connected between the 13th transmission line Z 13 and a fifth terminal P 5, a 45- 1. A transmission line Z45-1 connected to the 24th transmission line Z24 and a 45-2. Transmission line Z45-2 connected between the 45-1. The transmission line Z 45- 1 and the fifth terminal P 5 are connected on a printed circuit board 10.Here, the above-described Gysel combiner 1000 also includes a ground plane 100 formed within a range defined by the 12th transmission line Z 12, the 24th transmission line Z 24, the 45- 1. Transmission line Z45-1, 45-2. In addition, the transmission line Z 45- 2, the 35th transmission line Z 35, and the 13th transmission line Z 13 are formed.According to an embodiment of the present invention, in a Gysel combiner apparatus free from signal interference, as illustrated in FIG. 5, a bottom cover 2100 is disposed on a bottom part of the Gysel combiner 1000, a side cover 2200 is disposed on a side of the Gysel combiner, a top cover 2300 is disposed on a top part of the Gysel combiner in a state spaced apart from the Gysel combiner, a bolt 310 is vertically disposed through the top cover 2300 and connected to the ground plane 100, and a nut 320 is mounted to the bolt 310 to fix the Gysel combiner 1000 and the top cover 2300. Here, the screw 310 may be formed of Al, Au, or Ag.While the present invention has been described and illustrated with reference to preferred embodiments for illustrating the principles of the present invention, the present invention is not limited to the specific construction and operation illustrated and described.Rather, those skilled in the art will readily appreciate that many modifications and variations of the present invention are possible without departing from the spirit and scope of the appended claims.Accordingly, all suitable modifications, variations and equivalents should be considered to fall within the scope of the present invention.References included in the specificationThis list of documents cited by the applicant has been produced in an automated manner and is only included for the better information of the reader. The list is not part of the German patent application or utility model application. The DPMA does not take any adhesion for any faults or omissions.Patent Literature citedKR 10-1929366

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Claims

A Gysel combiner (1000) free from signal interference, comprising a first transmission line (Z1) connected to a first terminal (P1), a 12th transmission line (Z12) connected between the first transmission line (Z1) and a second terminal (P2), a 13th transmission line (Z13) connected between the first transmission line (Z1) and a third terminal (P3), a 24th transmission line (Z24) connected between the 12th transmission line (Z12) and a fourth terminal (P4), a 35th transmission line (Z35) connected between the 13th transmission line (Z13) and a fifth terminal (P5), a 45-1. A transmission line (Z45-1) connected to the 24th transmission line and a 45.2 transmission line (Z45-2) connected between the 45-1. The transmission line (Z45-1) and the fifth terminal (P5) are provided on a printed circuit board, wherein a ground plane is formed within a range defined by the 12th transmission line (Z12), the 24th transmission line (Z24), the 45-1. Transmission line (Z45-1), the 45-2. A transmission line (Z45-2), the 35th transmission line (Z35), and the 13th transmission line (Z13), and wherein a vertical stub (210) is disposed on the ground plane in a vertical direction in a state of being connected to the ground plane.The Gysel combiner free from signal interference according to claim 1, wherein the vertical stub (210) is formed of Al, Au or Ag.The Gysel combiner free from signal interference according to claim 2, wherein the vertical stub (210) is formed in a rectangular parallelepiped shape.The Gysel combiner free from signal interference according to claim 3, wherein the vertical stub (210) is arranged by a plurality of vertical stubs (210, 220, 230).The Gysel combiner free from signal interference according to claim 2, wherein the vertical stub (210) is formed in a cylindrical shape.The Gysel combiner free from signal interference according to claim 1, wherein a plurality of vertical stubs are arranged.A Gysel combiner apparatus free from signal interference, comprising a Gysel combiner (1000) including a first transmission line (Z1) connected to a first terminal (P1), a 12th transmission line (Z12) connected between the first transmission line (Z1) and a second terminal (P2), a 13th transmission line (Z13) connected between the first transmission line (Z1) and a third terminal (P3), a 24th transmission line (Z24) connected between the 12th transmission line (Z12) and a fourth terminal (P4), a 35th transmission line (Z35) connected between the 13th transmission line (Z13) and a fifth terminal (P5), a 45-1. Transmission line (Z45-1) connected to the 24th transmission line and a 45-2. Transmission line (Z45-2) connected between the 45-1. The transmission line (Z45-1) and the fifth terminal (P5) are provided on a printed circuit board, wherein a ground plane is formed within a range defined by the 12th transmission line (Z12), the 24th transmission line (Z24), the 45-1. Transmission line (Z45-1), the 45-2. A transmission line (Z45-2), the 35th transmission line (Z35), and the 13th transmission line (Z13), and wherein a bottom cover (2100) is disposed on a lower part of the Gysel combiner (1000), a side cover (2200) is disposed on a side of the Gysel combiner (1000), a top cover (2300) is disposed on an upper part of the Gysel combiner (1000) in a state spaced apart from the Gysel combiner (1000), a bolt (310) is disposed vertically through the top cover (2300) and connected to the ground plane (100), and a nut (320) is mounted to the bolt (310), To attach the Gysel combiner (1000) and the top cover (2300).The Gysel combiner device free from signal interference according to claim 7, wherein the screw (310) is formed of Al, Au, or Ag.

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