Abstract:
A semiconductor device includes: a plate like device substrate (12) having upper and lower surfaces and a semiconductor chip (14) rigidly mounted on one of them. Circuit patterns (16) are formed on the one surface, each circuit pattern having one end electrically connected to the semiconductor chip (14) and the other end formed as a land portion (20) for electrical connection to an outside circuit. A plate like terminal substrate (26) has upper and lower surfaces and a plurality of through holes (30) and a plurality of mounting terminals (32) inserted into and fixed to the through holes (30). The mounting terminal (32) projects from the upper and lower surfaces of the terminal substrate, respectively. The terminal substrate (26) is attached to the device substrate (12), so that upper contacts (34) on the terminal substrate are electrically connected to the land portions (20) on the device substrate (12).
Abstract:
A multilayer ceramic wiring substrate includes a polyimide resin layer, first lands, and pins for external connection. The polyimide resin layer is formed on a ceramic substrate and has via holes arranged at positions where the polyimide resin layer is connected to through holes filled with a conductive material. The first lands are formed on the upper surface of the polyimide resin layer to cover the via holes. The pins are respectively brazed to the first lands by a brazing material.
Abstract:
A printed circuit board (10) comprises a baseboard (15), having conductor patterns (15c,15d,15e) therein and ground layers (15a,15b) on both surfaces thereof, and terminal pins (16) mounted on the baseboard (15). The terminal pins (16) have a root portion which does not project from the baseboard (15) and a contact portion which projects from the baseboard (15). A circuit assembly comprises a mother printed circuit board (10), such as the above-mentioned printed circuit board, on which circuit modules (11) are mounted. The circuit module (11) has terminal jacks (14), which are enclosed within a shielded package (13) and into which the terminal pins (16) of the mother printed circuit board (10) are connected by insertion.
Abstract:
There is provided a stacked mounting structure in which, it is possible to realize a narrowing of pitch and to secure a height which enables to mount components to be mounted, and a method of manufacturing stacked mounting structure. The stacked mounting structure includes a plurality of members provided with a mounting area which is necessary for installing and operating components to be mounted on at least one principal surface, and an area for connections for signal transfer for operating the components to be mounted, and an electroconductive member which is disposed on the area for connections between the mutually facing members, and a cross section of the electroconductive member is same as or smaller than the area for connections, and an end portion of the electroconductive member is extended from a principal surface of one member up to a principal surface of the other member, and a height of the electroconductive member regulates a distance of the mounting area.
Abstract:
A backplane and a communications device are disclosed. The backplane includes: at least one fixing plate (200), multiple connectors (300), and multiple flexible cables (400), where signal connection is implemented between corresponding connectors (300) by means of the flexible cables (400), each of the connectors (300) is provided with a housing (301) and multiple signal pins (302) installed on the housing (301), and the housing (301) is installed on the fixing plate (200) and is provided with a jack for insertion of a connector of a subcard in the communications device; one end of each signal pin (302) is inserted into the jack, and the other end is connected to each flexible cable (400); and a surface of the fixing plate (200) facing the subcard in the communications device is an insertion surface, and the multiple flexible cables (400) are located on a side of the fixing plate opposite to the insertion surface. When the communications device provided with the backplane transmits a high-rate signal, transmission quality and a transmission rate are relatively high.
Abstract:
Readily modifiable and customizable, low-area overhead interconnect structures for forming connections between a system-in-a-package module and other components in an electronic device. One example may provide an interposer (120 ) for providing an interconnection between a system-in-a-package module comprising a first board (110), electronic components (130, 132) and a molded portion (140), and other components (150) in an electronic device. Another may provide a plurality of conductive pins or contacts to form interconnect paths between a module and other components.
Abstract:
An electric connecting piece (30) and an LED lamp using the electric connecting piece (30) are provided. The electric connecting piece (30) is used for the electric connection between a light source substrate (20) and a driving board (40) of the LED lamp (100), and comprises an input terminal (32) and an output terminal (34). The LED lamp (100) comprises the driving board (40) and the light source substrate (20). The output terminal (34) is provided on the driving board (40) of the LED lamp (100), and the light source substrate (20) is provided with a fixing hole (22) corresponding to the input terminal (32). The input terminal (32) is fixed in the fixing hole (22) of the light source substrate (20) and is electrically connected with the light source substrate (20). The output terminal (34) comprises two contacts (342), and one end of each of the two contacts (342) is electrically connected with the driving board (40) respectively. The input terminal (32) comprises two connection heads which are respectively provided corresponding to the two contacts (342). One end of each of the two connection heads is electrically connected with the light source substrate (20) respectively. During assembling, the two contacts (342) of the output terminal (34) are respectively inserted into the two corresponding connection heads of the input terminal (32), and the two connection heads are elastically propped against the two contacts (342) respectively. The electric connecting piece (30) has the advantage of convenience in automatic assembling.
Abstract:
In einer elektrischen Verbindungseinheit, die mit vakuumdichter Signalführung an eine Vakuumpumpe angeschlossen werden kann, ist eine einlagige durchkontaktierte Keramikplatte (3) zwischen einem atmosphärenseitigen Gehäuseteil (1) und einem vakuumseitigen Gehäuseteil (2) vakuumdicht eingeklemmt. In dem atmosphärenseitigen Gehäuseteil (1) ist ein Steckverbinder (25, 26) angeordnet, der auf der Atmosphärenseite außen anschließbar ist und mit Durchkontaktierungen (16, 16', 17, 17') der Keramikplatte (3) in signalführender Verbindung steht. An der Vakuumseite der Keramikplatte (3) ist mindestens ein Steckverbinder (18, 19) angebracht, der über die Durchkontaktierungen (16, 16', 17, 17') der Keramikplatte (3) mit dem auf der Atmosphärenseite außen anschließbaren Steckverbinder (25, 26) signalführend verbunden ist.