US20170125933A1 - Extending device for signal transmission and mainboard assembly - Google Patents
Extending device for signal transmission and mainboard assembly Download PDFInfo
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- US20170125933A1 US20170125933A1 US14/950,489 US201514950489A US2017125933A1 US 20170125933 A1 US20170125933 A1 US 20170125933A1 US 201514950489 A US201514950489 A US 201514950489A US 2017125933 A1 US2017125933 A1 US 2017125933A1
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- Prior art keywords
- circuit board
- electric
- socket
- electric connector
- card
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
- G06F1/185—Mounting of expansion boards
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/7082—Coupling device supported only by cooperation with PCB
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/721—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures cooperating directly with the edge of the rigid printed circuits
Definitions
- This disclosure relates to expansion card connecting, and particularly, to an extending device for signal transmission and a mainboard assembly having this extending device.
- a riser-card assembly is required to have the expansion card be in parallel to the mainboard.
- the foregoing method can utilized for two or more expansion cards for the purpose of increasing the amount of expansion cards.
- the foregoing riser-card assembly includes a rise card with two sockets and a flexible flat cable that connects the mainboard with the rise card.
- the problems on the flexible flat cable are signal attenuation and signal interference easily. Further, the amount of sockets is also limited. Therefore, the foregoing riser-card assembly is still limited and inconvenienced while utilizing it.
- a customized mainboard equipped with horizontal sockets for expansion cards is used to arrange the expansion cards in parallel to the mainboard, and PCB of the mainboard has to be removed partially to evade expansion cards.
- PCB of the mainboard has to be removed partially to evade expansion cards.
- this disclosure is directed an extending device for signal transmission and a mainboard assembly having this extending device, to resolve the difficulty of expansion cards connecting in the art.
- This disclosure provides an extending device for signal transmission, including a first riser card, a signal coupling card, and a second riser card.
- the first riser card includes a first circuit board, a first electric socket, and a first electric connector.
- the first electric socket is disposed on a side surface of the first circuit board, and the first electric connector is disposed at an edge of the first electric circuit board.
- the signal coupling card includes a third circuit board, a second electric connector, and a third electric connector.
- the second electric connector and the third electric connector are respectively disposed on two opposite edges of the third circuit board.
- the second electric connector is electrically connected to the third electric connector via the third circuit board, and the second electric connector is used for inserting into the first electric socket.
- the second riser card includes a second circuit board, a second electric socket and at least one extending socket.
- the second electric socket and the extending socket are respectively disposed on both side surfaces of the second circuit board, the third electric connector of the signal coupling card is used for inserting into the second electric socket, and the extending socket is electrically connected to the second electric socket.
- the first electric connector is a terminal assembly independently disposed on the first electric circuit board or a card edge connector of the first electric circuit.
- the third circuit board is a printed circuit board.
- the second electric connector and the third electric connector are terminal assemblies independently disposed on the signal coupling card or card edge connectors of the signal coupling card.
- the first circuit board of the first riser card and the second circuit board of the second riser card are disposed in parallel, the third circuit board of the signal coupling card is perpendicular to the first circuit board and the second circuit board.
- This disclosure also provides a mainboard assembly, including a mainboard and an extending device for signal transmission.
- the mainboard includes a main socket.
- the extending device for signal transmission includes a first riser card, a signal coupling card and a second riser card.
- the first rise card includes a first circuit board, a first electric socket, and a first electric connector; wherein the first electric socket is disposed on a side surface of the first electric connector, the first electric connector is disposed at an edge of the first circuit board for inserting into the main socket.
- the signal coupling card includes a third circuit card, a second electric connector, and a third electric connector; wherein the second electric connector and the third electric connector are respectively disposed at two opposites edges of the third circuit board, and the second electric connector is electrically connected to the third electric connector via the third circuit board.
- the second riser card includes a second circuit board, a second electric socket, and at least one extending sockets.
- the second electric socket and the extending sockets are respectively disposed on both side surfaces of the second circuit board, the third electric connector is used for inserting into the second electric socket, and the extending socket is electrically connected to the second electric socket.
- the first electric connector is a terminal assembly independently disposed on the first electric circuit board or a card edge connector of the first electric circuit board.
- the third circuit board is a printed circuit board.
- the second electric connector and the third electric connector are terminal assemblies independently disposed on the signal coupling card or card edge connectors of the signal coupling card.
- the first circuit board of the first riser card and the second circuit board of the second riser card are disposed in parallel, the third circuit board of the signal coupling card is perpendicular to the first circuit board and the second circuit board.
- the main socket is located at an edge of the mainboard, and the third circuit board and the mainboard are disposed in parallel.
- the third circuit board does not overlap the mainboard.
- an opening of the extending socket in a direction away from the mainboard.
- a signal transmission path between the first electric connector of the first riser card and the third electric connector of the signal coupling card is formed, and the signal transmission path between the first electric connector and the extending socket is extended through the approach proposed by this disclosure.
- FIG. 1 is a perspective view of an extending device for signal transmission in accordance with a first embodiment
- FIG. 2 is an exploded view of the extending device for signal transmission in accordance with the first embodiment
- FIG. 3 is perspective view of a mainboard assembly in accordance with a second embodiment.
- an extending device 100 for signal transmission of a first embodiment includes a first riser card 110 , a signal coupling card 130 , and a second riser card 120 .
- the first riser card 110 includes a first circuit board 112 , a first electric socket 114 , and a first electric connector 116 .
- the first electric socket 114 is disposed on a side surface of the first circuit board 112 .
- the first electric connector 116 is disposed at an edge of the first electric circuit board 112 and is electrically connected to first electric socket 114 via the circuit that the first circuit board 112 provides.
- the first electric socket 114 set forth includes, but not limited to, PCI, AGP, PCIE, ATA, SATA socket or the combination thereof. Terminal pins of the first electric connector 116 are correspondence with the communication protocol of the first electric socket 114 .
- the first electric connector 116 is a terminal assembly independently disposed on the first circuit board 112 ; in other example, first electric connector 116 a card edge connector of the first circuit board 112 .
- the first electric connector 116 is used to insert into to a main socket 210 of a mainboard 200 , while the communication protocol of the main socket 210 is the same with that of the first electric socket 114 .
- the signal coupling card 130 includes a third circuit board 132 , a second electric connector 134 , and a third electric connector 136 .
- the third circuit board 132 is a printed circuit board which is rigid for the purpose of giving support.
- the third circuit board 132 is equipped with metalized layers for constructing signal transmission circuit having good signal transmission performance and reducing signal attenuation and interference.
- the second electric connector 134 and the third electric connector 136 are respectively disposed on two opposite edges of the third circuit board 132 , and the second electric connector 134 is electrically connected to the third electric connector 136 via the third circuit board 132 .
- the second electric connector 134 is used to insert into the first electric socket 114 .
- the second electric connector 134 and the third electric connector 136 can be disposed terminal assemblies independently disposed on the signal coupling card 130 or card edge connectors of the signal coupling card 130 .
- the second riser card 120 includes a second circuit board 122 , a second electric socket 124 , and one or more extending sockets 126 .
- the second electric socket 124 and the extending sockets 126 are respectively disposed on both side surfaces of the second circuit board 122 , the third electric connector 136 is used to insert into the second electric socket 124 , and the extending sockets 126 are electrically connected to the second electric socket 124 .
- the extend device 100 can be equipped with one or more extending socket 126 .
- the extend device 100 in this embodiment includes two extending sockets 126 , in which the two extending sockets can be identical or in the different types.
- the two extending sockets 126 are identical in the condition that the main socket 210 of the mainboard 210 only supports one communication protocol; on the other hand, the two extending sockets 126 respectively supports two different communication protocols in the case that the main socket 210 supports the combination of two different communication protocols.
- the communication protocols set forth includes, but not limited to, PCI, AGP, PCIE, ATA or SATA.
- the first circuit board 112 of the first riser card 110 and the second circuit board 122 of the second riser card 120 are disposed in parallel, the third circuit board 132 of the signal coupling card 130 is perpendicular to the first circuit board 112 and the second circuit board 122 .
- a signal transmission path between the first electric connector 116 of the first riser card 110 and the third electric connector 136 of the signal coupling card 130 is formed. Therefore, the object to extend the signal transmission path between the first electric connector 116 and the extending sockets 126 is achieved.
- the extending sockets 126 can be inserted by different types of expansion cards, so that the connection between expansion cards and the mainboard 200 can be extended by the extending device 100 for signal transmission.
- the expansion cards are perpendicular to the mainboard 200 when inserting into the main socket 210 and the height of expansion cards is restricted by the height of the computer chassis.
- the computer chassis is a low-profile chassis, such as a 1U server chassis, the height of expansion cards is extremely restricted.
- the expansion cards are turned to be parallel to the mainboard 200 via this extending device 100 and extend beyond the mainboard 200 partially, thus the height of expansion cards will not be restricted by the height of the chassis.
- the third circuit board 132 of the signal coupling card 130 is a printed circuit board, which provides a well signal transmission and reduces signal attenuation and interference.
- a mainboard assembly of a second embodiment includes a mainboard 200 and an extending device 100 for signal transmission.
- the mainboard 200 includes a main socket 210 and other electronic components of the mainboard 200 .
- the electronic components set forth include central processing unit sockets, memory sockets, interfaces of storage device, system chips and so on.
- the electronic components and basic architecture of the mainboard 200 of this disclosure are is a part of the art and well known by a person ordinarily skilled, the detail will not be omitted hereinafter.
- the extending device 100 for signal transmission include a first riser card 110 , a signal coupling card 130 , and a second riser card 120 .
- the features of the extending device 100 of this embodiment are identical to that of the first embodiment, the first electric connector 116 of the first riser card 110 is used to insert into the main socket 210 of the mainboard 200 and extends the ports that the main socket 210 provides to the extending socket 126 .
- the main socket 210 is disposed at the edge of the mainboard 200 .
- the third circuit board 132 is arranged in parallel to the mainboard 200 and is extended in the direction that away from the mainboard 200 , so that the second riser card 120 that contacts to the third circuit board 132 (the coupling card 130 ) will not overlap the mainboard 200 , and an opening of the extending socket 126 is in a direction that away from the mainboard 200 as well.
- the expansion card while the expansion card inserts into the extending socket 126 of the second riser card 120 , the expansion card extends beyond the mainboard 200 rather than reclose above the mainboard 200 .
- the mainboard 200 it has no necessary to partially remove the PCB of the mainboard 200 to evade the expansion card because the mainboard 200 is not located below the expansion card.
- the PCB of mainboard 200 has to be partially removed to evade GPU chip for the purpose of configuring a cooling component like a radiator.
- the graphics card extends beyond the mainboard 200 , thus it has no necessary to cutoff or partially remove PCB of the mainboard 200 .
- the mainboard 200 can be a standard and universal mainboard instead of customized one.
- the mainboard assembly set forth can be fit for a low-profile chassis, such as a 1U server chassis.
- the expansion cards are turned to be in parallel to the mainboard 200 via this extending device for signal transmission. Hence, the height of expansion cards will not be restricted by the low-profile chassis.
- the third circuit board 132 of the signal coupling card 130 is a printed circuit board, which provides a well signal transmission and reduces signal attenuation and interference.
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Combinations Of Printed Boards (AREA)
Abstract
Description
- This non-provisional application claims priority under 35 U.S.C. §119(a) on Taiwan Patent Application No. 104135823 filed on Oct. 30, 2015, the entire contents of which are hereby incorporated by reference.
- Technical Field
- This disclosure relates to expansion card connecting, and particularly, to an extending device for signal transmission and a mainboard assembly having this extending device.
- Related Art
- In a low profile computer chassis, such as a 1U server chassis, it is impossible to directly insert a high profile expansion card into an expansion socket of the computer. A riser-card assembly is required to have the expansion card be in parallel to the mainboard. The foregoing method can utilized for two or more expansion cards for the purpose of increasing the amount of expansion cards. Usually, the foregoing riser-card assembly includes a rise card with two sockets and a flexible flat cable that connects the mainboard with the rise card. The problems on the flexible flat cable are signal attenuation and signal interference easily. Further, the amount of sockets is also limited. Therefore, the foregoing riser-card assembly is still limited and inconvenienced while utilizing it.
- In other approach, a customized mainboard equipped with horizontal sockets for expansion cards is used to arrange the expansion cards in parallel to the mainboard, and PCB of the mainboard has to be removed partially to evade expansion cards. However, such kind of customized mainboards lack for universality and cause the problem of stocks increasing.
- Accordingly, this disclosure is directed an extending device for signal transmission and a mainboard assembly having this extending device, to resolve the difficulty of expansion cards connecting in the art.
- This disclosure provides an extending device for signal transmission, including a first riser card, a signal coupling card, and a second riser card.
- The first riser card includes a first circuit board, a first electric socket, and a first electric connector. The first electric socket is disposed on a side surface of the first circuit board, and the first electric connector is disposed at an edge of the first electric circuit board.
- The signal coupling card includes a third circuit board, a second electric connector, and a third electric connector. The second electric connector and the third electric connector are respectively disposed on two opposite edges of the third circuit board. The second electric connector is electrically connected to the third electric connector via the third circuit board, and the second electric connector is used for inserting into the first electric socket.
- The second riser card includes a second circuit board, a second electric socket and at least one extending socket. The second electric socket and the extending socket are respectively disposed on both side surfaces of the second circuit board, the third electric connector of the signal coupling card is used for inserting into the second electric socket, and the extending socket is electrically connected to the second electric socket.
- In one or more embodiment, the first electric connector is a terminal assembly independently disposed on the first electric circuit board or a card edge connector of the first electric circuit.
- In one or more embodiment, the third circuit board is a printed circuit board.
- In one or more embodiment, the second electric connector and the third electric connector are terminal assemblies independently disposed on the signal coupling card or card edge connectors of the signal coupling card.
- In one or more embodiment, the first circuit board of the first riser card and the second circuit board of the second riser card are disposed in parallel, the third circuit board of the signal coupling card is perpendicular to the first circuit board and the second circuit board.
- This disclosure also provides a mainboard assembly, including a mainboard and an extending device for signal transmission.
- The mainboard includes a main socket.
- The extending device for signal transmission includes a first riser card, a signal coupling card and a second riser card. The first rise card includes a first circuit board, a first electric socket, and a first electric connector; wherein the first electric socket is disposed on a side surface of the first electric connector, the first electric connector is disposed at an edge of the first circuit board for inserting into the main socket.
- The signal coupling card includes a third circuit card, a second electric connector, and a third electric connector; wherein the second electric connector and the third electric connector are respectively disposed at two opposites edges of the third circuit board, and the second electric connector is electrically connected to the third electric connector via the third circuit board.
- The second riser card includes a second circuit board, a second electric socket, and at least one extending sockets. The second electric socket and the extending sockets are respectively disposed on both side surfaces of the second circuit board, the third electric connector is used for inserting into the second electric socket, and the extending socket is electrically connected to the second electric socket.
- In one or more embodiment, the first electric connector is a terminal assembly independently disposed on the first electric circuit board or a card edge connector of the first electric circuit board.
- In one or more embodiment, the third circuit board is a printed circuit board.
- In one or more embodiment, the second electric connector and the third electric connector are terminal assemblies independently disposed on the signal coupling card or card edge connectors of the signal coupling card.
- In one or more embodiment, the first circuit board of the first riser card and the second circuit board of the second riser card are disposed in parallel, the third circuit board of the signal coupling card is perpendicular to the first circuit board and the second circuit board.
- In one or more embodiment, the main socket is located at an edge of the mainboard, and the third circuit board and the mainboard are disposed in parallel.
- In one or more embodiment, the third circuit board does not overlap the mainboard.
- In one or more embodiment, an opening of the extending socket in a direction away from the mainboard.
- In this disclosure, a signal transmission path between the first electric connector of the first riser card and the third electric connector of the signal coupling card is formed, and the signal transmission path between the first electric connector and the extending socket is extended through the approach proposed by this disclosure.
- This disclosure will become more fully understood from the detailed description given herein below for illustration only, and thus not limitative of this disclosure, wherein:
-
FIG. 1 is a perspective view of an extending device for signal transmission in accordance with a first embodiment; -
FIG. 2 is an exploded view of the extending device for signal transmission in accordance with the first embodiment; and -
FIG. 3 is perspective view of a mainboard assembly in accordance with a second embodiment. - Refer to
FIG. 1 andFIG. 2 , an extendingdevice 100 for signal transmission of a first embodiment includes afirst riser card 110, asignal coupling card 130, and asecond riser card 120. - Refer to
FIG. 1 andFIG. 2 , thefirst riser card 110 includes afirst circuit board 112, a firstelectric socket 114, and a firstelectric connector 116. - The first
electric socket 114 is disposed on a side surface of thefirst circuit board 112. The firstelectric connector 116 is disposed at an edge of the firstelectric circuit board 112 and is electrically connected to firstelectric socket 114 via the circuit that thefirst circuit board 112 provides. The firstelectric socket 114 set forth includes, but not limited to, PCI, AGP, PCIE, ATA, SATA socket or the combination thereof. Terminal pins of the firstelectric connector 116 are correspondence with the communication protocol of the firstelectric socket 114. In one example, the firstelectric connector 116 is a terminal assembly independently disposed on thefirst circuit board 112; in other example, first electric connector 116 a card edge connector of thefirst circuit board 112. The firstelectric connector 116 is used to insert into to amain socket 210 of amainboard 200, while the communication protocol of themain socket 210 is the same with that of the firstelectric socket 114. - Refer to
FIG. 2 , thesignal coupling card 130 includes athird circuit board 132, a secondelectric connector 134, and a thirdelectric connector 136. Thethird circuit board 132 is a printed circuit board which is rigid for the purpose of giving support. Thethird circuit board 132 is equipped with metalized layers for constructing signal transmission circuit having good signal transmission performance and reducing signal attenuation and interference. - The second
electric connector 134 and the thirdelectric connector 136 are respectively disposed on two opposite edges of thethird circuit board 132, and the secondelectric connector 134 is electrically connected to the thirdelectric connector 136 via thethird circuit board 132. The secondelectric connector 134 is used to insert into the firstelectric socket 114. Similarly, the secondelectric connector 134 and the thirdelectric connector 136 can be disposed terminal assemblies independently disposed on thesignal coupling card 130 or card edge connectors of thesignal coupling card 130. - Refer to
FIG. 2 , thesecond riser card 120 includes asecond circuit board 122, a secondelectric socket 124, and one or more extendingsockets 126. The secondelectric socket 124 and the extendingsockets 126 are respectively disposed on both side surfaces of thesecond circuit board 122, the thirdelectric connector 136 is used to insert into the secondelectric socket 124, and the extendingsockets 126 are electrically connected to the secondelectric socket 124. - The extend
device 100 can be equipped with one or more extendingsocket 126. For example, the extenddevice 100 in this embodiment includes two extendingsockets 126, in which the two extending sockets can be identical or in the different types. For example, the two extendingsockets 126 are identical in the condition that themain socket 210 of themainboard 210 only supports one communication protocol; on the other hand, the two extendingsockets 126 respectively supports two different communication protocols in the case that themain socket 210 supports the combination of two different communication protocols. The communication protocols set forth includes, but not limited to, PCI, AGP, PCIE, ATA or SATA. - Refer to
FIG. 1 , through the combination set forth, thefirst circuit board 112 of thefirst riser card 110 and thesecond circuit board 122 of thesecond riser card 120 are disposed in parallel, thethird circuit board 132 of thesignal coupling card 130 is perpendicular to thefirst circuit board 112 and thesecond circuit board 122. - A signal transmission path between the first
electric connector 116 of thefirst riser card 110 and the thirdelectric connector 136 of thesignal coupling card 130 is formed. Therefore, the object to extend the signal transmission path between the firstelectric connector 116 and the extendingsockets 126 is achieved. - The extending
sockets 126 can be inserted by different types of expansion cards, so that the connection between expansion cards and themainboard 200 can be extended by the extendingdevice 100 for signal transmission. In particular, in the art the expansion cards are perpendicular to themainboard 200 when inserting into themain socket 210 and the height of expansion cards is restricted by the height of the computer chassis. For example, if the computer chassis is a low-profile chassis, such as a 1U server chassis, the height of expansion cards is extremely restricted. In the embodiments of this disclosure, the expansion cards are turned to be parallel to themainboard 200 via this extendingdevice 100 and extend beyond themainboard 200 partially, thus the height of expansion cards will not be restricted by the height of the chassis. Furthermore, thethird circuit board 132 of thesignal coupling card 130 is a printed circuit board, which provides a well signal transmission and reduces signal attenuation and interference. - Refer to
FIG. 3 , a mainboard assembly of a second embodiment includes amainboard 200 and an extendingdevice 100 for signal transmission. - The
mainboard 200 includes amain socket 210 and other electronic components of themainboard 200. The electronic components set forth include central processing unit sockets, memory sockets, interfaces of storage device, system chips and so on. The electronic components and basic architecture of themainboard 200 of this disclosure are is a part of the art and well known by a person ordinarily skilled, the detail will not be omitted hereinafter. - The extending
device 100 for signal transmission include afirst riser card 110, asignal coupling card 130, and asecond riser card 120. The features of the extendingdevice 100 of this embodiment are identical to that of the first embodiment, the firstelectric connector 116 of thefirst riser card 110 is used to insert into themain socket 210 of themainboard 200 and extends the ports that themain socket 210 provides to the extendingsocket 126. - Furthermore, the
main socket 210 is disposed at the edge of themainboard 200. Thethird circuit board 132 is arranged in parallel to themainboard 200 and is extended in the direction that away from themainboard 200, so that thesecond riser card 120 that contacts to the third circuit board 132 (the coupling card 130) will not overlap themainboard 200, and an opening of the extendingsocket 126 is in a direction that away from themainboard 200 as well. On the other word, while the expansion card inserts into the extendingsocket 126 of thesecond riser card 120, the expansion card extends beyond themainboard 200 rather than reclose above themainboard 200. Hence, it has no necessary to partially remove the PCB of themainboard 200 to evade the expansion card because themainboard 200 is not located below the expansion card. For example, in the art when an expansion card is a graphics card, the PCB ofmainboard 200 has to be partially removed to evade GPU chip for the purpose of configuring a cooling component like a radiator. In this disclosure, the graphics card extends beyond themainboard 200, thus it has no necessary to cutoff or partially remove PCB of themainboard 200. On the other word, themainboard 200 can be a standard and universal mainboard instead of customized one. - The mainboard assembly set forth can be fit for a low-profile chassis, such as a 1U server chassis. The expansion cards are turned to be in parallel to the
mainboard 200 via this extending device for signal transmission. Hence, the height of expansion cards will not be restricted by the low-profile chassis. - The
third circuit board 132 of thesignal coupling card 130 is a printed circuit board, which provides a well signal transmission and reduces signal attenuation and interference.
Claims (13)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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TW104135823 | 2015-10-30 | ||
TW104135823A TWI559118B (en) | 2015-10-30 | 2015-10-30 | Electrical signal transmission extension device and the motherboard assembly structure |
TW104135823A | 2015-10-30 |
Publications (2)
Publication Number | Publication Date |
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US20170125933A1 true US20170125933A1 (en) | 2017-05-04 |
US9653830B1 US9653830B1 (en) | 2017-05-16 |
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Application Number | Title | Priority Date | Filing Date |
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US14/950,489 Active US9653830B1 (en) | 2015-10-30 | 2015-11-24 | Extending device for signal transmission and mainboard assembly |
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US (1) | US9653830B1 (en) |
TW (1) | TWI559118B (en) |
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CN114201002A (en) * | 2020-09-17 | 2022-03-18 | 神讯电脑(昆山)有限公司 | Interface extending structure for expanding computer casing |
CN113282149A (en) * | 2021-05-24 | 2021-08-20 | 英业达科技有限公司 | Server and electronic assembly |
CN113407009A (en) * | 2021-06-16 | 2021-09-17 | 上海顺诠科技有限公司 | Electronic device and frame structure thereof |
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CN201107817Y (en) * | 2007-10-30 | 2008-08-27 | 鸿富锦精密工业(深圳)有限公司 | Expansion card inserting device assembly |
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CN201238105Y (en) * | 2008-07-10 | 2009-05-13 | 英业达股份有限公司 | Extensible slot |
TW201128370A (en) * | 2010-02-09 | 2011-08-16 | Hon Hai Prec Ind Co Ltd | Motherboard expansion apparatus |
US8277229B2 (en) * | 2010-04-13 | 2012-10-02 | Hon Hai Precision Industry Co., Ltd. | Connector assembly |
TWI553443B (en) * | 2011-11-17 | 2016-10-11 | 華碩電腦股份有限公司 | Riser card |
CN103576802B (en) * | 2012-08-07 | 2016-12-21 | 鸿富锦精密工业(武汉)有限公司 | Holding device for expansion card |
US20150347345A1 (en) * | 2014-04-30 | 2015-12-03 | Cirrascale Corporation | Gen3 pci-express riser |
US9298228B1 (en) * | 2015-02-12 | 2016-03-29 | Rambus Inc. | Memory capacity expansion using a memory riser |
-
2015
- 2015-10-30 TW TW104135823A patent/TWI559118B/en active
- 2015-11-24 US US14/950,489 patent/US9653830B1/en active Active
Also Published As
Publication number | Publication date |
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TW201715329A (en) | 2017-05-01 |
US9653830B1 (en) | 2017-05-16 |
TWI559118B (en) | 2016-11-21 |
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