TW202110009A - Compact connector for transmitting super high frequency signal - Google Patents

Abstract

Disclosed herein is a compact connector for transmitting super-high-frequency signals, which is adapted to connect a printed circuit board (PCB) to a single or multiple high-frequency signal lines transmitting super-high frequency signals therethrough. The compact connector includes: a male connector connected to the single or multiple super-high frequency signal lines and comprising a male connector housing receiving, securing, and protecting terminals of the single or multiple super-high frequency signal lines; and a connector socket mounted on the PCB and receiving the male connector housing fastened to the male connector, wherein the super high-frequency signal line terminals in the male connector are brought into direct contact with and connected to signal line terminal pads formed on the printed circuit board, respectively.

Description

Compact connector for transmitting UHF signals

[Cross-reference of related applications]

This application claims the rights and interests of Korean Patent Application No. 10-2019-0145207, and all the disclosed contents of the aforementioned Korean Patent Application are incorporated herein by reference.

The present invention relates to a connector for transmitting UHF signals, and more particularly to a compact connector for transmitting UHF signals, which is adapted to connect a single or multiple UHF signals The signal line is connected to a printed circuit board (PCB), and the signal line in the male connector of the compact connector is directly connected to the signal line pad on the PCB.

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 is 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 PCB single or multiple connectors, and the aspect of the present invention is to provide a compact connector for transmitting UHF signals. The aforementioned compact connector includes Female connector, the aforementioned female connector only includes a housing socket mounted on the PCB and receiving the housing of the male connector, and does not have a separate terminal receiving member for receiving the terminals of a single or multiple UHF signal lines in the male connector , So that the terminals in the male connector can 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 compact connector for transmitting UHF signals is provided. The aforementioned compact connector is adapted to connect a printed circuit board (PCB) to a single or multiple UHF signal lines, To transmit UHF signals through the aforementioned single or multiple UHF signal lines, the aforementioned compact connector includes: a male connector, the aforementioned male connector is connected to the aforementioned single or multiple UHF signal lines, and includes A male connector housing, the aforementioned male connector housing is used to receive, fasten and protect the terminals of the aforementioned single or multiple UHF signal lines; and a connector socket, the aforementioned connector socket is mounted on the aforementioned PCB and receives the tightening To the male connector housing of the male connector, wherein the UHF signal line terminals in the male connector directly contact and connect to the signal line terminal pads formed on the printed circuit board, respectively.

The aforementioned male connector housing may be a shielding cover connected to a shielding layer that blocks electromagnetic waves generated by the aforementioned single or multiple UHF signal lines; and the aforementioned connector socket can receive the aforementioned shielding cover and can be electrically connected to The shielding case and the ground terminal of the PCB. The male connector may further include an adapter that allows the UHF signal lines to individually contact the signal line terminal pads formed on the PCB, and is connected to the UHF signal line at one end thereof, And the other end is connected to the circuit signal line terminal pad on the PCB, and the UHF signal line can be connected to the circuit signal line terminal on the printed circuit board via the adapter of the male connector pad.

The aforementioned shielding cover may include an adapter receiving portion that receives a single or multiple adapters connected to the inner conductors of a single or multiple coaxial cables one-to-one, and the aforementioned adapter receiving portions are configured to individually shield the aforementioned adapter. The aforementioned connector socket may further include a fastening portion to be fastened to the aforementioned male connector. The aforementioned connector sockets can use surface mounting technology, through-hole mounting technology (such as single in-line package (SIP) technology, dual in-line package; DIP) technology And a combination of quad in-line package (QIP) technology) or surface mounting technology and through-hole mounting technology are mounted on the aforementioned PCB.

In the compact connector for transmitting UHF signals according to the present invention, the receiving member is omitted. The receiving member is usually provided to the connector socket to receive the signal line terminal in the male connector, so that the male connector is The aforementioned signal line terminal can directly contact the signal line terminal pad on the PCB, or an adapter is provided to allow easy contact between the aforementioned signal line terminal in the aforementioned male connector and the aforementioned respective signal line terminal pad on the aforementioned PCB The adapter is adapted to receive the end of the inner conductor of the cable, thereby minimizing leakage current and noise to reduce signal loss, and miniaturizing the connector by reducing the fastening height of the connector.

In addition, according to the present invention, when the signal line is a coaxial cable, the outer conductor as the shielding layer of the coaxial cable connected to the male connector is connected to a shielding case, and the shielding case blocks the coaxial cable from The electromagnetic wave generated by the inner conductor of the signal line, and by receiving the shielding cover, the connector socket mounted on the PCB and connected to the ground terminal of the PCB contacts and is electrically connected to the shielding cover of the male connector, thereby The signal loss in the signal line terminal in the male connector is reduced, and the signal line terminal directly contacts the circuit signal terminal pad on the PCB.

In addition, according to the present invention, since it is possible to eliminate the separate receiving member for receiving the signal line terminal in the male connector in the connector socket, the structure of the connector socket can be simplified, thereby allowing the manufacturing cost to be reduced.

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 compact connector for transmitting UHF signals according to the present invention is a PCB connector. The aforementioned PCB connector connects a printed circuit board (PCB) to a single or multiple UHF signals for transmitting UHF signals. Signal line, including male connector and connector socket. The male connector is connected to a single or multiple UHF signal lines and includes a male connector housing. The aforementioned male connector housing is used to receive the terminals of a single or multiple UHF signal lines to fix and protect the signal lines. Terminal. The connector socket is mounted on the PCB and receives a male connector housing fastened to the male connector. Here, the UHF signal line terminals in the male connector can directly contact and be connected to the signal line terminal pads formed on the PCB.

2 is a view of an example of a compact connector for transmitting UHF signals according to the present invention, in which the male connector 20 is not fastened to the connector socket 225 mounted on the PCB 215. 3 is a view of the PCB multiple connector according to the present invention, in which the male connector 20 is fastened to the connector socket 225 mounted on the PCB 215. 2 and 3, the housing (lower shielding member 270, upper shielding member 280, and front shielding member 290) of the male connector connected to the cable 240 is inserted and fastened to the connector socket 225 mounted on the PCB 215 . Here, the connection between the PCB and the cable 240 is established by making the cable terminals formed on the bottom surface of the male connector directly contact the circuit signal line terminal pads formed on the PCB 215, respectively. .

4 is a bottom perspective view of the male connector 20 and the connector socket 225 of the compact connector for transmitting UHF signals according to the present invention. FIG. 5 is an exploded perspective view of the compact wire connector for transmitting UHF signals according to the present invention, 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 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 (DIP) technology, and quad in-line package (QIP) ) Technology) or a combination of surface mounting technology and through-hole mounting technology to be 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 housing (lower shielding member 270, upper shielding member 280, and front shielding member 290) of the male connector 20 is inserted and fastened to the connector socket 225 mounted on the PCB 215, the cable signal line terminals 255 are individually grounded It directly contacts the circuit signal line terminal pad 214 formed on the PCB 215 without using a separate receiving member for receiving the cable signal line 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 the connection The height at which the connector socket is fastened to the male connector can be minimized, thereby allowing miniaturization of the connector. The compact connector for transmitting UHF signals according to the present invention can connect signal lines for transmitting electrical signals such as RF signals and power signals to a PCB or a power supply, and can be applied to require miniaturization of related connectors Of various electronic devices, such as tablet personal computers (Personal Computer; PC), laptop PCs, 5G smart phones, and household appliances (such as televisions (TVs), refrigerators, washing machines, and similar appliances).

Examples of single or multiple UHF signal lines used to transmit UHF signals may include coaxial cables, wires, flexible flat cables (FFC), and flexible printed circuits; FPC), Teflon (S-Teflon) and the like, the aforementioned single or multiple UHF signal lines for transmitting UHF signals are connected via the compact connection for transmitting UHF signals according to the present invention器连接。 Connectors. However, it should be understood that the present invention is not limited to this, and the UHF signal line may include any signal line that is adapted to transmit electrical signals therethrough. FIG. 6 is a view of a coaxial cable 30. The aforementioned coaxial cable 30 serves as an exemplary electrical signal cable connected to the male connector 20 of the compact connector for transmitting UHF signals according to the present invention. 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 240 (or jacket) 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.

FIG. 7 is a view of exemplary components constituting the male connector 20 of the compact connector for transmitting UHF signals according to the present invention. The male connector 20 of the compact connector for transmitting UHF signals according to the present invention includes a coaxial cable 30 and a shield cover (a lower shield member 270, an upper shield member 280, and a front shield member 290), and can further be The adapter unit 40 is included. The sheath 240, the outer conductor 230, and the dielectric 220 of the coaxial cable 30 are partially peeled off. The outer conductor 130 in the coaxial cable 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 at least two of the lower shield member 270, the upper shield member 280, and the front shield member 290 may be integrally formed with each other, or the shield cover may be composed of one shield member. In the shield member, the lower shield member 270, the upper shield member 280, and the front shield member 290 are integrally formed with each other.

The adapter unit 40 includes a plurality of adapters. Each of the adapters 42 is configured to be easily shielded by the shield cover (the lower shield member 270, the upper shield member 280, and the front shield member 290), and allows the inner conductor 210 of the coaxial cable 30 to be formed on the PCB 215 Simple connection between the terminal pads 214 on the circuit signal line, and each of the adapters 42 includes a conductor portion 250 and a dielectric portion 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 received 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 on the PCB 215线Terminal pad 214.

The dielectric part 260 serves to separate the conductor part 250 received in the shield case (the lower shield member 270, the upper shield member 280, and the front shield member 290) from the shield case.

The shield cover (the lower shield member 270, the upper shield member 280, and the front shield member 290) includes an adapter receiving portion 272 formed therein and having a cylindrical portion, the aforementioned cylindrical portions being adapted to individually receive one-to-one connections Adapter 42 to the inner conductor 210 of a single or multiple coaxial cables. The adapter receiving portion 272 is configured 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 shielding member 270 to the upper shielding member 280 and the front part. The shielding member 290 shields the adapter.

8 is a cross-sectional view of the male connector of FIG. 2 taken along the line VII-VII, and FIG. 9 is a cross-sectional view of the male connector of FIG. 2 taken along the line VIII-VIII. 8 and 9, the coaxial cable (inner conductor 210, dielectric 220, outer conductor 230, sheath 240) and adapter (conductor portion 250 and dielectric portion 260) are covered by a shield (lower shield member 270). When the upper shielding member 280 and the front shielding member 290) receive, protect and shield, the 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 the compact multiple connector for transmitting UHF signals according to the present invention. 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 compact connector for transmitting UHF signals according to the present invention can provide maximum shielding to prevent electromagnetic waves generated by the signal line when the coaxial cable is used as the signal line. Specifically, the shield case (the lower shield member 270, the upper shield member 280, and the front shield member 290) of the male connector 20 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 male connector 20 is inserted and fastened to the connector socket 225 mounted on the PCB 215, the shield cover (lower shield member 270, upper shield member 280) of the male connector 20 connected to the outer conductor 230 of the coaxial cable 30 And the front shielding member 290) is in contact with and connected to the connector socket 225. The aforementioned connector socket 225 is connected to the ground terminal of the PCB 215, thereby maximizing the shielding effect to prevent direct contact with the terminal pads on the PCB 215. The electromagnetic wave generated by the signal line terminal in the male connector of 214.

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 without departing from the spirit and scope of the present invention, 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: Male connector 30: Coaxial cable 40: Adapter unit 42: Adapter 50: Coaxial cable 60: 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: (cable signal line) terminal 260: (adapter) dielectric part 270: Lower shield member 272: Adapter receiving part 275: Shielding Wall 280: Upper shield member 290: Front shield 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 compact connector for transmitting UHF signals according to the present invention, in which the male connector is not fastened to the connector socket mounted on the PCB; Figure 3 is a view of a compact connector for transmitting UHF signals according to the present invention, in which the male connector is fastened to the connector socket mounted on the PCB; 4 is a bottom perspective view of the male connector and the connector socket of the compact connector for transmitting UHF signals according to the present invention; 5 is an exploded perspective view of an example of a connector socket of a compact connector for transmitting UHF signals according to the present invention; Fig. 6 is a view of exemplary components constituting a compact connector for transmitting UHF signals according to the present invention; Figure 7 is a view of multiple coaxial cables connected to the male connector of the compact connector for transmitting UHF signals according to the present invention; Figure 8 is a cross-sectional view of the male connector of Figure 2 taken along line VII-VII; Figure 9 is a cross-sectional view of the male connector of Figure 2 taken along line VIII-VIII; and Fig. 10 is a view showing a method of assembling the male connector of the PCB multi-connector according to the present invention.

20: Male connector

215: Printed Circuit Board (PCB)

225: connector socket

240: Sheath (jacket)

270: Lower shield member

280: Upper shield member

290: Front shield member

VII-VII: Line

VIII-VIII: Line

Claims (9)

A compact connector for transmitting UHF signals. The aforementioned compact connector for transmitting UHF signals is adapted to connect a printed circuit board to a single or multiple UHF signal lines, passing through the aforementioned Single or multiple UHF signal lines transmit UHF signals. The aforementioned compact connectors include: Male connector, the aforementioned male connector is connected to the aforementioned single or multiple UHF signal lines, and includes a male connector housing, the aforementioned male connector housing is used to receive, fasten and protect the aforementioned single or multiple ultra-high The terminal of the frequency signal line; and A connector socket, the connector socket being mounted on the printed circuit board and receiving the male connector housing to be fastened to the male connector; Wherein, the terminals of the single or multiple UHF signal lines in the male connector directly contact and are connected to the signal line terminal pads formed on the printed circuit board. The compact connector used to transmit UHF signals as described in claim 1, in which: The aforementioned male connector housing is a shielding cover, and the aforementioned shielding cover is connected to a shielding layer that blocks electromagnetic waves generated by the aforementioned single or multiple UHF signal lines; 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. The compact connector for transmitting UHF signals as described in claim 2, wherein the male connector further includes an adapter, and the adapter allows the single or multiple UHF signal lines to be individually contacted and formed on the The aforementioned signal line terminal pad on the printed circuit board, which is connected to the aforementioned single or multiple UHF signal lines at one end of the aforementioned adapter, and is connected to the aforementioned printed circuit board at the other end of the aforementioned adapter The signal line terminal pad on the upper side, and the single or multiple UHF signal lines are connected to the signal line terminal pad on the printed circuit board through the adapter of the male connector. The compact connector for transmitting ultra-high frequency signals as described in claim 2, wherein the shielding cover includes an adapter receiving portion, and the adapter receiving portion receives a plurality of inner conductors connected to the inner conductors of a plurality of coaxial cables one-to-one. The adapter receiving part is configured to individually shield the plurality of adapters. The compact connector for transmitting UHF signals as described in claim 1, wherein the connector socket further includes a fastening part to be fastened to the male connector. The compact connector for transmitting UHF signals as described in claim 1, wherein the aforementioned connector socket is installed in a combination of surface mounting technology, through-hole mounting technology or surface mounting technology, and through-hole mounting technology In the aforementioned printed circuit board, the aforementioned through-hole mounting technology includes single-in-line packaging technology, dual-in-line packaging technology, and quad-in-line packaging technology. The compact connector for transmitting UHF signals as described in claim 1, wherein the connector socket is formed integrally with the printed circuit board. The compact connector for transmitting UHF signals as described in claim 1, wherein the aforementioned single or multiple UHF signal lines include one selected from the group consisting of: coaxial cable, wire , Flexible flat cables and flexible printed circuits. The compact connector for transmitting UHF signals as described in claim 8, wherein the aforementioned single or multiple UHF signal lines include a combination of at least two selected from the group consisting of: coaxial cable Wires, wires, flexible flat cables and flexible printed circuits.

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