TWI730805B - Coaxial cable male connector for transmitting super-high frequency signals - Google Patents

Abstract

Disclosed is a coaxial cable male connector for transmitting super-high frequency signals, which is used in a coaxial cable connector for transmitting super-high frequency signals and is received in a connector socket mounted on a printed circuit board (PCB) to connect multiple coaxial cables to the PCB. The coaxial cable male connector includes： a single or multiple coaxial cables each including an inner conductor, an outer conductor, a dielectric, and a sheath, wherein the outer conductor, the dielectric, and the sheath are partially stripped to expose the inner conductor over a predetermined length, and a terminal of the exposed inner conductor is brought into electrical connect with a signal line terminal pad formed on the PCB; and a shielding can receiving the exposed inner conductors of the single or multiple coaxial cables, securing and protecting ends of the exposed inner conductors, and blocking electromagnetic waves generated from the inner conductors.

Description

Coaxial cable male connector for transmitting UHF signals

[Cross-reference of related applications]

This application claims the rights and interests of Korean Patent Application No. 10-2019-0145208, and all the disclosed contents of the aforementioned Korean Patent Application are incorporated herein by reference.

The present invention relates to a connector, and more particularly to a coaxial cable male connector for transmitting UHF signals, which is a male connector of a printed circuit board (Printed Circuit Board; PCB) multiple connector. The connector is adapted to directly connect the inner conductor of the coaxial cable as the signal line to the circuit signal line pad on the printed circuit board.

Figure 1 is a cross-sectional view of a typical PCB single or multiple connector. In the PCB single-type or multiple-type connector, the male connector 110 including the male connector housing 112 is inserted and connected to the female connector (or socket) 150 mounted on the PCB 160, and the aforementioned male connector housing 112 covers for transmission A terminal of an electrical signal line 114 (such as a cable or wire) of an electrical signal. Here, the female connector housing 152 of the female connector 150 is provided with a receiving member 154 for receiving the terminal (or pin) in the male connector. However, such a typical PCB single-type or multiple-type connector has the following problems: leakage current and noise are likely to occur through the receiving member 154, resulting in signal loss, and the miniaturization of the connector is limited.

The embodiments of the present invention have been conceived to solve this problem of typical single or multiple connectors, and the aspect of the present invention is to provide a coaxial cable male connector for transmitting UHF signals. The aforementioned coaxial cable male connector The connector is a male connector of a PCB multiple connector including a female connector. The aforementioned female connector only includes a housing socket that is mounted on the PCB and receives the housing of the male connector, and is not used to receive the coaxial cable terminal in the male connector. The separate terminal receiving member allows the coaxial cable terminals in the male connector to directly contact the circuit signal line terminal pads on the PCB, and the male connector is adapted to allow the inner conductor of the coaxial cable (ie , Single or multiple UHF signal lines) directly contact the terminal pads on the PCB, thereby minimizing signal loss and allowing miniaturization by significantly reducing the height of the connector.

According to an aspect of the present invention, a coaxial cable male connector for transmitting UHF signals is provided. The aforementioned coaxial cable male connector is received in a connector socket mounted on a printed circuit board (PCB) to To connect single or multiple coaxial cables to the PCB, the aforementioned coaxial cable male connector includes: single or multiple coaxial cables, each of which includes an inner conductor, an outer conductor, a dielectric, and a sheath, wherein the aforementioned The outer conductor, the dielectric substance, and the sheath are partially stripped to expose the predetermined length of the inner conductor, and the terminals of the exposed inner conductor are electrically connected to the signal line terminal pads formed on the PCB; and a shielding cover, the foregoing The shielding cover receives the exposed inner conductor of the single or multiple coaxial cables, fixes and protects the end of the exposed inner conductor, and blocks electromagnetic waves generated by the inner conductor, wherein the inner conductor of the coaxial cable The aforementioned terminals are formed on the bottom surface of the aforementioned shielding case to directly contact the aforementioned signal line terminal pads formed on the aforementioned PCB respectively. The shielding case may be connected to the outer conductor of the coaxial cable, and may include an inner conductor receiving portion that receives the exposed inner conductor of the respective coaxial cable to be coupled to the exposed inner conductor. When the coaxial cable male connector is placed on the PCB, the inner conductor coupled to the inner conductor receiving portion is electrically shielded.

The aforementioned coaxial cable male connector may further include: adapters, each of which is connected to a corresponding one of the aforementioned exposed inner conductors of the aforementioned coaxial cable at one end thereof, and is connected to a corresponding one of the aforementioned exposed inner conductors of the aforementioned coaxial cable at the other end thereof. A corresponding one of the circuit signal line terminal pads formed on the PCB to allow easy contact between the terminal of the inner conductor of the coaxial cable and the circuit signal line terminal pads formed on the PCB And the terminals of the inner conductor of the coaxial cable are respectively connected to the circuit signal line terminal pads formed on the PCB via the adapter. The shielding case may include an adapter receiving portion that receives the adapters connected to the exposed inner conductor of the coaxial cable one-to-one, and the adapter receiving portion is shaped to individually shield the adapters. The shielding case can be connected to the outer conductor of the coaxial cable; and the connector socket can receive the shielding case and can be electrically connected to the shielding case and the ground terminal of the PCB to electrically shield the exposure of the coaxial cable The inner conductor and the aforementioned adapter. The aforementioned shielding case may include: a lower shielding member forming a lower part of the aforementioned shielding case and receiving the aforementioned exposed inner conductor of the aforementioned coaxial cable, such that the aforementioned end of the aforementioned exposed inner conductor is located at the aforementioned aforementioned shielding case On the lower part; an upper shield member, the upper shield member covering the exposed inner conductor of the coaxial cable received in the lower shield member; and a front shield member, the front shield member forming the front of the shield case Part, and coupled to the lower shield member and the upper shield member to shield the exposed inner conductor of the coaxial cable. The aforementioned shielding case may include: a first shielding member forming a lower part of the aforementioned shielding case and receiving the aforementioned exposed inner conductor of the aforementioned coaxial cable such that the aforementioned end of the aforementioned exposed inner conductor is located in the aforementioned shielding case And a second shield member coupled to the first shield member to shield the exposed inner conductor of the coaxial cable. The shielding case may be a shielding member having upper, lower, and front portions integrally formed with each other, the shielding member has a bottom surface, the end of the exposed inner conductor of the coaxial cable is located on the bottom surface, and It is adapted to shield the aforementioned exposed inner conductor of the aforementioned coaxial cable.

According to the present invention, the coaxial cable male connector (which corresponds to the male connector of the coaxial cable multiple connector) for transmitting UHF signals according to the present invention is inserted and fastened to the connector socket without being used for receiving The receiving member of the conductor terminal in the coaxial cable, so that the signal line terminal in the coaxial cable male connector can directly contact the signal line terminal pad on the PCB, or the adapter is provided to allow the aforementioned coaxial cable male connector Simple contact between the aforementioned signal line terminal and the aforementioned individual signal line terminal pads on the PCB, thereby minimizing leakage current, and thus reducing signal loss, while reducing the fastening height of the aforementioned connector to make the aforementioned The connector is miniaturized.

In addition, according to the present invention, the outer conductor as the shielding layer of the coaxial cable connected to the male connector is connected to the shielding case, and the aforementioned shielding case blocks electromagnetic waves generated by the inner conductor of the signal line as the coaxial cable, and by receiving The shielding cover is mounted on the PCB and connected to the connector socket of the ground terminal of the PCB contacting and electrically connected to the shielding cover of the coaxial cable male connector, thereby reducing the signal lines in the coaxial cable male connector For signal loss in the terminals, the aforementioned signal line terminals directly contact the circuit signal terminal pads on the aforementioned PCB.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. It should be understood that the embodiments and drawings described in the specification are not exhaustive, but only illustrative, and there are various modifications and equivalent embodiments thereof at the time of filing this application.

The coaxial cable connector for transmitting UHF signals of the present invention is a printed circuit board (PCB) connector, and the aforementioned PCB connector connects the PCB to the inner conductors of a plurality of coaxial cables through which electrical signals are transmitted, and Including male connector and connector socket.

2 is a view of an example of a coaxial cable connector for transmitting UHF signals to which the present invention is applied, wherein the male connector 20 for coaxial cable for transmitting UHF signals according to the present invention is not fastened to the installation Connector socket 225 on PCB 215. Fig. 3 is a view of a coaxial cable connector for transmitting UHF signals to which the present invention is applied, wherein the male coaxial cable connector 20 for transmitting UHF signals according to the present invention is fastened to the PCB 215 On the connector socket 225. 2 and 3, the lower shield member 270, the upper shield member 280, and the front shield member 290 of the coaxial cable multi-connector connected to the coaxial cable 240 are inserted and fastened to the connector socket mounted on the PCB 215 225. Here, the connection between the circuit signal line terminal pad on the PCB 215 and the inner conductor of the coaxial cable 240 is established by the following method: The inner conductor terminals of the coaxial cable respectively contact the circuit signal line terminal pads formed on the PCB 215.

4 is a bottom perspective view of the male coaxial cable connector 20 and the connector socket 225 for transmitting UHF signals according to the present invention. 5 is an exploded perspective view of a coaxial cable connector for transmitting UHF signals to which the present invention is applied, which shows the connector socket 225 and the PCB 215. Referring to FIGS. 4 and 5, the cable signal line terminal 255 is formed on the bottom surface of the male connector 20. The connector socket 225 may include a fastening portion 222 to be fastened to the coaxial cable male connector 20. The connector socket 225 can use surface-mount technology (SMT), through-hole mounting technology (such as single in-line package (SIP) technology, dual in-line package (dual in-line package) technology, etc.). The in-line package (DIP) technology and the quad in-line package (QIP) technology (quad in-line package; QIP) or a combination of surface mounting technology and through-hole mounting technology are mounted on the PCB 215. Alternatively, the connector socket 225 may be formed integrally with the PCB instead of being formed separately from the PCB.

When the lower shield member 270, upper shield member 280, and front shield member 290 of the coaxial cable male connector 20 for transmitting UHF signals are inserted and fastened to the connector socket 225 mounted on the PCB 215, the cable The wire signal wire terminals 255 directly contact the circuit signal wire terminal pads 214 formed on the PCB 215, respectively, without using a separate receiving member for receiving the coaxial cable signal wire terminal 255. According to the present invention, as shown in FIG. 4, since the connector socket 225 installed on the PCB 215 does not have such a receiving member for receiving the cable signal line terminal 255, the structure of the connector socket can be simplified and corresponding The height of the connector socket of the male connector to be fastened to the male connector 20 of the coaxial cable for transmitting UHF signals can be minimized, thereby allowing the miniaturization of the connector socket. The coaxial cable connector for transmitting UHF signals of the present invention can be used to connect signal lines for transmitting electrical signals such as RF signals and power signals to a PCB or a power source, and can be applied to require the relevant connector to be small Various electronic devices such as tablet computers (Personal Computer; PC), laptop PCs, 5G smart phones, and home appliances (such as televisions (TV), refrigerators, washing machines, and similar appliances).

The male connector of the coaxial cable for transmitting UHF signals according to the present invention is received in a connector socket mounted on the PCB to connect a plurality of coaxial cables to the circuit signal line terminal pads on the PCB, and It includes a plurality of coaxial cables 240 and shield covers (lower shield member 270, upper shield member 280, and front shield member 290). Fig. 6 is a view of an example of a coaxial cable 30 according to the present invention. The aforementioned coaxial cable 30 is connected to a coaxial cable male connector 20 for transmitting UHF signals. Each of the multiple coaxial cables includes an inner conductor 210, an outer conductor 230, a dielectric 220, and a sheath 240, wherein the sheath, the outer conductor, and the dielectric are stripped to different lengths to expose the inner conductor The predetermined length and exposed terminals of the inner conductor 210 directly contact the signal line terminal pad 214 formed on the PCB 215. That is, as shown in FIGS. 4 and 5, the coaxial cable inner conductor terminals 255 that directly contact the respective signal line terminal pads 214 formed on the PCB 215 are formed on the bottom surface of the lower shield member 270.

6, each of the coaxial cables 30 includes an inner conductor 210 used as a signal line, an outer conductor 230 formed of aluminum, copper, or the like and blocking electromagnetic waves generated by the inner conductor 210, and the inner conductor 210 and The dielectric material 220 for insulating and isolating the outer conductor 230 and the sheath (or jacket) 240 for protecting the outer conductor 230. The inner conductor can transmit various electrical signals, such as direct current (DC) signals, microwave signals, and millimeter wave signals, specifically, ultra-high frequency signals of about 50 GHz or higher. The connector socket is installed on the PCB and receives a shielding cover (the aforementioned shielding cover is the outer shell of the coaxial cable multiple connector), and the aforementioned shielding cover will be fastened to the coaxial cable male connector for transmitting UHF signals .

FIG. 7 is a view of exemplary components constituting a male coaxial cable connector 20 for transmitting UHF signals according to the present invention. The coaxial cable male connector 20 for transmitting UHF signals according to the present invention includes a coaxial cable 30 and a shield cover (lower shield member 270, upper shield member 280, and front shield member 290), and may further include an adapter Unit 40. The sheath 240, the outer conductor 230, and the dielectric 220 of the coaxial cable 30 are partially peeled off. The outer conductor 130 of each of the coaxial cables 30 may be connected to the shield case (the lower shield member 270, the upper shield member 280, and the front shield member 290). The shield cover (the lower shield member 270, the upper shield member 280, and the front shield member 290) receives, protects, and fixes the coaxial cable 30, and blocks electromagnetic waves generated by the inner conductor 210 of the coaxial cable. The shield case (the lower shield member 270, the upper shield member 280, and the front shield member 290) may be formed by coupling the lower shield member 270, the upper shield member 280, and the front shield member 290 to each other. However, it should be understood that the present invention is not limited to this, and the shielding case may be composed of two parts (such as the first shielding member 310 and the second shielding member 320), as shown in FIG. 11, or may be composed of one shielding member 410, the aforementioned one The upper part, the lower part, and the front part of the shield member 410 are integrally formed with each other, as shown in FIG. 12.

The adapter unit 40 includes a plurality of adapters. Each of the adapters 42 is shaped to be easily shielded by the shield cover (the lower shield member 270, the upper shield member 280, the front shield member 290, the first shield member 310, the second shield member 320, and the shield member 410), and An easy connection between the inner conductor 210 of the coaxial cable 30 and the circuit signal line terminal pad 214 formed on the PCB 215 is allowed, and each of the adapters 42 includes a conductor part 250 and a dielectric part 260. One end of the conductor part 250 is in contact with and connected to the signal line terminal pad 214 on the PCB 215, and the other end of the conductor part 250 is received and connected to the signal line 210 (ie, the inner conductor of the coaxial cable 30). When the inner conductor (ie, the signal line of the cable) is inserted and connected to the adapter 42, one end of the conductor portion 250 corresponding to the cable signal line terminal 255 of FIG. 4 contacts and is connected to the signal line on the PCB 215 Terminal 214. The dielectric portion 260 is used to receive the conductor portion 250 in the shield case (the lower shield member 270, the upper shield member 280, the front shield member 290, the first shield member 310, the second shield member 320, and the shield member 410). Separate from the shield.

The shield cover (the lower shield member 270, the upper shield member 280, the front shield member 290, the first shield member 310, the second shield member 320, and the shield member 410) includes an inner conductor receiving portion 272 formed therein and having a cylindrical portion Or the adapter receiving portion 272, the aforementioned cylindrical portion is adapted to individually receive the adapter 42 connected to the inner conductor 210 of a single or multiple coaxial cables, respectively. When the adapter is omitted, the inner conductor receiving portion 272 is provided to receive the exposed inner conductor. The inner conductor receiving portion 272 is shaped to form a shielding wall, the aforementioned shielding wall is adapted to separate the exposed inner conductors received in the inner conductor receiving portion from each other, and is adapted to couple the lower shield member 270 to the upper shield member 280 and the front shield member 290 shield the exposed inner conductor. When the adapter is provided, the adapter receiving portion 272 is provided to receive the adapter 42 connected to the inner conductor. The adapter receiving portion 272 is shaped to form a shielding wall, and the aforementioned shielding wall is adapted to separate the adapters received in the adapter receiving portion from each other, and is adapted to couple the lower shield member 270 to the upper shield member 280 and the front shield The adapter is shielded when constructing 290.

8 is a cross-sectional view of the coaxial cable male connector 20 for transmitting UHF signals according to the present invention shown in FIG. 2 taken along line VII-VII, and FIG. 9 is a cross-sectional view of the use according to the present invention shown in FIG. 2 A cross-sectional view of the male coaxial cable connector 20 for transmitting UHF signals, taken along line VIII-VIII. 8 and 9, the coaxial cable (inner conductor 210, dielectric 220, outer conductor 230, sheath 240) and adapter (conductor portion 250, dielectric portion 260) are covered by a shield (lower shield member 270). , The upper shielding member 280 and the front shielding member 290) in the case of receiving, protecting and shielding, the coaxial cable male connector 20 is inserted and fastened into the connector socket 225 mounted on the PCB 215. In particular, FIG. 9 shows a shielding wall 275 formed by coupling the lower shielding member 270, the upper shielding member 280, and the front shielding member 290 to each other, wherein the shielding wall separates the adapters from each other while shielding the adapters.

Fig. 10 is a view showing a method of assembling a male connector of a coaxial cable according to a first embodiment of the present invention, wherein the shielding cover of the male connector is composed of three parts. 10, the unstripped coaxial cable 60 is stripped, and then the stripped coaxial cable 30 is connected to the adapter unit 40, and then the coaxial cable 50 connected to the adapter unit 40 is placed on the lower shield member 270, the aforementioned lower shield The member 270 is then coupled to the upper shield member 280 and the front shield member 290.

The lower shield member 270 forms a lower part of the shield case and receives the exposed inner conductor of the coaxial cable so that the end (terminal 255) of the exposed inner conductor is located on the lower part of the shield case. The upper shield member 280 covers the exposed inner conductor of the coaxial cable received in the lower shield member 270. The front shield member 290 corresponds to the front portion of the shield case, and is coupled to the lower shield member 270 and the upper shield member 280 to shield the exposed inner conductor of the coaxial cable.

FIG. 11 is a view showing a method of assembling a male connector of a coaxial cable according to a second embodiment of the present invention, wherein the shielding cover of the male connector is composed of two parts. 11, the unstripped coaxial cable 60 is stripped, and then the stripped coaxial cable 30 is connected to the adapter unit 40, and then the coaxial cable 50 connected to the adapter unit 40 is placed on the first shielding member 310. A shield member 310 is then coupled to the second shield member 320. The first shield member 310 forms a lower part of the shield case and receives the exposed inner conductor of the coaxial cable so that the end (terminal 255) of the exposed inner conductor is located on the lower part of the shield case.

Fig. 12 is a view showing a method of assembling a male connector of a coaxial cable according to a third embodiment of the present invention, wherein the shielding cover of the male connector is composed of one part. 12, the unstripped coaxial cable 60 is stripped, and then the stripped coaxial cable 30 is connected to the adapter unit 40, and then the coaxial cable 50 connected to the adapter unit 40 is placed on the shielding member 410, the aforementioned shielding member 410 It has an upper part, a lower part, and a front part integrally formed with each other. The shielding member 410 shields the exposed inner conductor of the coaxial cable and has a bottom surface on which the end of the exposed inner conductor of the coaxial cable or the terminal 255 of the adapter connected to the inner conductor is located.

The male connector of the coaxial cable for transmitting UHF signals according to the present invention can provide maximum shielding to prevent electromagnetic waves generated by the exposed inner conductor of the coaxial cable used as the signal line. Specifically, the exposed inner conductors of the plurality of coaxial cables connected to the coaxial cable male connector according to the present invention are separated from each other, and are individually shielded by the inner conductor receiving portion or the shielding wall of the adapter receiving portion inside the shielding case, And the shielding case (lower shielding member 270, upper shielding member 280, front shielding member 290, first shielding member 310, second shielding member 320, and shielding member 410) of the coaxial cable male connector 20 according to the present invention is connected to The outer conductor 230 of the coaxial cable 30. The connector socket 225 formed of a conductor is connected to the ground terminal of the PCB 215. When the coaxial cable male connector 20 is inserted and fastened to the connector socket 225 mounted on the PCB 215, the shielding cover (lower shielding member) of the coaxial cable male connector 20 connected to the outer conductor 230 of the coaxial cable 30 270, the upper shield member 280, the front shield member 290, the first shield member 310, the second shield member 320, and the shield member 410) are in contact with and connected to the connector socket 225, which is connected to the ground terminal of the PCB 215 , Thereby providing maximum shielding to prevent electromagnetic waves generated by the signal line terminals of the coaxial cable male connectors directly contacting the circuit signal line terminal pads 214 on the PCB 215.

Although some embodiments have been described herein with reference to the drawings, those skilled in the art should understand that these embodiments are only given by way of illustration, and the present invention is not limited thereto, and does not depart from the present invention. In the spirit and scope, those who are familiar with this technology can make various modifications, variations and changes. Therefore, the scope of the present invention should only be limited by the scope of the attached patent application and its equivalents.

20: Coaxial cable male connector 30: (stripped) coaxial cable 40: Adapter unit 42: Adapter 50: Coaxial cable 60: (Unstripped) coaxial cable 110: Male connector 112: Male connector shell 114: telecommunications line 150: Female connector 152: Female connector shell 154: Terminal (pin) receiving member 160: Printed Circuit Board (PCB) 210: inner conductor (signal line) 214: terminal pad 215: Printed Circuit Board (PCB) 220: Dielectric 222: Fastening part 225: connector socket 230: Outer conductor (shield) 240: Sheath (jacket) 250: (adapter) conductor part 255: Terminal of cable signal line 260: (adapter) dielectric part 270: Lower shield member 272: Adapter receiving part 275: Shielding Wall 280: Upper shield member 290: Front shield member 310: The first shielding member 320: second shielding member VII-VII: Line VIII-VIII: Line

Figure 1 is a side cross-sectional view of a typical PCB multiple connector; Figure 2 is a view of an example of a coaxial cable connector for transmitting UHF signals to which the present invention is applied, wherein the male connector for coaxial cable for transmitting UHF signals according to the present invention is not fastened to the installation Connector socket on PCB; Figure 3 is a view of a coaxial cable connector for transmitting UHF signals to which the present invention is applied, wherein the male connector for coaxial cable for transmitting UHF signals according to the present invention is fastened to the PCB Connector socket; Figure 4 is a bottom perspective view of the coaxial cable male connector and the connector socket according to the present invention; Figure 5 is an exploded perspective view of an example of a connector socket of a coaxial cable connector for transmitting UHF signals to which the present invention is applied; 6 is a view of an example of multiple coaxial cables connected to the male connector of the coaxial cable for transmitting UHF signals according to the present invention; Fig. 7 is a view of exemplary components constituting a male connector of a coaxial cable for transmitting UHF signals according to the present invention; 8 is a cross-sectional view of the male connector of the coaxial cable for transmitting UHF signals shown in FIG. 2 taken along line VII-VII according to the present invention; 9 is a cross-sectional view of the male connector of the coaxial cable for transmitting UHF signals shown in FIG. 2 taken along line VIII-VIII according to the present invention; 10 is a view showing a method of assembling a male connector of a coaxial cable according to a first embodiment of the present invention, wherein the shielding cover of the male connector is composed of three parts; 11 is a view showing a method of assembling a male connector of a coaxial cable according to a second embodiment of the present invention, wherein the shielding cover of the male connector is composed of two parts; and Fig. 12 is a view showing a method of assembling a male connector of a coaxial cable according to a third embodiment of the present invention, wherein the shielding cover of the male connector is composed of one part.

30: Coaxial cable

40: Adapter unit

42: Adapter

210: inner conductor (signal line)

220: inner conductor (signal line)

230: Outer conductor (shield)

240: Sheath (jacket)

250: (adapter) conductor part

260: (adapter) dielectric part

270: Lower shield member

272: Adapter receiving part

280: Upper shield member

290: Front shield member

Claims (6)

A coaxial cable male connector for transmitting UHF signals. The aforementioned coaxial cable male connector is received in a connector socket installed on a printed circuit board to connect a single or multiple coaxial cables to In the aforementioned printed circuit board, the aforementioned coaxial cable male connector includes: single or multiple coaxial cables, each of which includes an inner conductor, an outer conductor, a dielectric substance, and a sheath, wherein the aforementioned outer conductor, the aforementioned dielectric substance, and the aforementioned The sheath is partially stripped to expose the predetermined length of the inner conductor, and the terminals of the exposed inner conductor are electrically connected to the signal line terminal pads formed on the printed circuit board; and a shielding cover that receives the single or The exposed inner conductors of multiple coaxial cables fix and protect the exposed ends of the inner conductors, and block electromagnetic waves generated by the inner conductors; wherein the inner conductors of the single or multiple coaxial cables Terminals are formed on the bottom surface of the shielding case to directly contact the signal line terminal pads formed on the printed circuit board, and wherein the shielding case is connected to the outer conductor of the single or multiple coaxial cables , And including an inner conductor receiving portion, the inner conductor receiving portion receives the exposed inner conductors of the single or multiple coaxial cables to be coupled to the exposed inner conductors; and when the coaxial cable male connector When placed on the printed circuit board, the inner conductor coupled to the inner conductor receiving portion is electrically shielded. A coaxial cable male connector for transmitting UHF signals. The aforementioned coaxial cable male connector is received in a connector socket installed on a printed circuit board to connect a single or multiple coaxial cables to In the aforementioned printed circuit board, the aforementioned coaxial cable male connector includes: single or multiple coaxial cables, each of which includes an inner conductor, an outer conductor, a dielectric substance, and a sheath, wherein the aforementioned outer conductor, the aforementioned dielectric substance, and the aforementioned The sheath is partially stripped to expose the predetermined inner conductor The terminal of the inner conductor that is long and exposed is electrically connected to the signal line terminal pad formed on the printed circuit board; the shielding cover, the shielding cover receives the exposed inner conductor of the single or multiple coaxial cables, and fixes and Protect the exposed end of the inner conductor and block electromagnetic waves generated by the inner conductor; and a plurality of adapters, each of which is connected to the exposed single or multiple coaxial cables at one end thereof One of the aforementioned inner conductors is connected to the corresponding one of the aforementioned signal line terminal pads formed on the aforementioned printed circuit board at the other end thereof, so as to allow the aforementioned single or multiple coaxial cables Simple contact between the aforementioned terminal of the aforementioned inner conductor and the aforementioned circuit signal line terminal pad formed on the aforementioned printed circuit board, and the aforementioned terminals of the aforementioned inner conductors of the single or multiple coaxial cables are respectively separated via the aforementioned adapters Ground is connected to the aforementioned circuit signal line terminal pad formed on the aforementioned printed circuit board, wherein the aforementioned terminals of the aforementioned inner conductors of the aforementioned single or multiple coaxial cables are formed on the bottom surface of the aforementioned shielding case so as to directly contact each other The signal line terminal pads formed on the printed circuit board. The coaxial cable male connector for transmitting UHF signals as described in claim 2, wherein the shielding cover includes an adapter receiving portion, and the adapter receiving portion receives one-to-one connection to the single or multiple coaxial cables The adapter of the exposed inner conductor of the wire, and the adapter receiving portion is shaped to individually shield the adapter. The coaxial cable male connector for transmitting UHF signals as described in claim 2, wherein the shielding cover is connected to the outer conductor of the single or multiple coaxial cables; and The connector socket receives the shield cover and is electrically connected to the shield cover and the ground terminal of the printed circuit board to electrically shield the exposed inner conductor of the single or multiple coaxial cables and the adapter. A coaxial cable male connector for transmitting UHF signals. The aforementioned coaxial cable male connector is received in a connector socket installed on a printed circuit board to connect a single or multiple coaxial cables to In the aforementioned printed circuit board, the aforementioned coaxial cable male connector includes: single or multiple coaxial cables, each of which includes an inner conductor, an outer conductor, a dielectric substance, and a sheath, wherein the aforementioned outer conductor, the aforementioned dielectric substance, and the aforementioned The sheath is partially stripped to expose the predetermined length of the inner conductor, and the terminals of the exposed inner conductor are electrically connected to the signal line terminal pads formed on the printed circuit board; and a shielding cover that receives the single or The exposed inner conductors of a plurality of coaxial cables fix and protect the exposed ends of the inner conductors and block electromagnetic waves generated by the inner conductors; wherein the shielding cover includes: a lower shielding member, and the lower shielding member forms the aforementioned The lower part of the shielding case receives the exposed inner conductor of the single or multiple coaxial cables, so that the end of the exposed inner conductor is located on the lower part of the shielding case; the upper shielding member, the upper shielding The member covers the exposed inner conductor of the single or multiple coaxial cables received in the lower shield member; and a front shield member that forms the front part of the shield case and is coupled to The lower shielding member and the upper shielding member shield the exposed inner conductors of the single or multiple coaxial cables, wherein the terminals of the inner conductors of the single or multiple coaxial cables are formed in the shielding case On the bottom surface of each of them to directly contact the signal line terminal pads formed on the printed circuit board. A coaxial cable male connector for transmitting UHF signals. The aforementioned coaxial cable male connector is received in a connector socket installed on a printed circuit board to connect a single or multiple coaxial cables to In the aforementioned printed circuit board, the aforementioned coaxial cable male connector includes: single or multiple coaxial cables, each of which includes an inner conductor, an outer conductor, a dielectric substance, and a sheath, wherein the aforementioned outer conductor, the aforementioned dielectric substance, and the aforementioned The sheath is partially stripped to expose the predetermined length of the inner conductor, and the terminals of the exposed inner conductor are electrically connected to the signal line terminal pads formed on the printed circuit board; and a shielding cover that receives the single or The exposed inner conductors of a plurality of coaxial cables fix and protect the exposed ends of the inner conductors and block electromagnetic waves generated by the inner conductors; wherein the shielding cover includes: a first shielding member, the first shielding member Forming the lower part of the shielding case and receiving the exposed inner conductor of the single or multiple coaxial cables, so that the end of the exposed inner conductor is located on the lower part of the shielding case; and a second shielding member The second shielding member is coupled to the first shielding member to shield the exposed inner conductor of the single or multiple coaxial cables, wherein the terminals of the inner conductors of the single or multiple coaxial cables are Are formed on the bottom surface of the shielding case to directly contact the signal line terminal pads formed on the printed circuit board respectively.

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