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| Number | Title | Issue Date |
| 5936849 | Text fixture retainer for an integrated circuit package A retainer assembly for releasably securing an integrated circuit package to a circuit board for testing purposes includes an insulative plate having a central aperture which surrounds the package and captures the package leads between the plate and the c... | 08/10/1999 |
| 5924874 | IC socket There is provided an IC socket capable of reducing inductance of contacts corresponding to a power supply pin and a ground pin of an IC, of increasing the level of impedance matching and of enabling the measurement of a high frequency IC. Contacts each fo... | 07/20/1999 |
| 5912804 | Diode holder with spring clamped heat sink A diode holder with spring clamped heat sink includes a unitary holder having spaced apart pockets for the diodes, a heat sink plate, a compression coil spring and connector such as a rivet for clamping the holder and plate with the diodes engaging the pl... | 06/15/1999 |
| 5901048 | Printed circuit board with chip collar The invention relates to a printed circuit board having chips attached to the PCB. One or more of the chips has a planar collar mounted around the chip. The collar has a top and bottom planar surface without any projections. The collar extends laterally a... | 05/04/1999 |
| 5890914 | Socket for connecting an integrated circuit to a printed wiring board Disclosed is an electrical socket for connecting a generally planar integrated circuit (IC) having a plurality of peripheral laterally extending contacts to a printed wiring board (PWB) comprising an insulative element interposed between the processing un... | 04/06/1999 |
| 5888075 | Auxiliary apparatus for testing device The auxiliary apparatus comprises a base plate having a plurality of wiring portions on one face, a plurality of probes, and assembling means for assembling the probes in parallel to each other into the base plate. The assembling means presses the probes ... | 03/30/1999 |
| 5885101 | IC carrier An IC carrier includes a carrier base, a carrier cover and a wiring sheet, through which an IC and a socket contact each other, interposed between the carrier cover and the wiring sheet. The IC is retained by the carrier base such that the IC and the wiri... | 03/23/1999 |
| 5881453 | Method for mounting surface mount devices to a circuit board Disclosed is method for aligning and mounting electrical components, such as packaged integrated circuits, to a printed circuit board. During an alignment phase, a sample component is attached to a stand-in circuit board at a component site. A base plate,... | 03/16/1999 |
| 5883788 | Backing plate for LGA mounting of integrated circuits facilitates probing of the IC's pins A backing plate facilitates electrical probing of VLSI IC signals in an array of signal via pads on the back side of a printed circuit board and which correspond to an LGA of socket pads on the front side of the printed circuit board. The backing plate is... | 03/16/1999 |
| 5873741 | Socket for connecting an integrated circuit to a printed wiring board A combination latch and contact for use in an electrical socket. This ombination latch and contact comprises major resilient generally vertical member having an upper outwardly and downwardly extending cams surface superimposed over an engagement recess, ... | 02/23/1999 |
| 5841640 | IC socket An IC socket comprises a socket body including a plurality of contacts for interconnecting an IC and a wiring board. Each of the contacts comprises a contacting arm including an upper end contact portion for a lead of an IC to overlie and contact, and a l... | 11/24/1998 |
| 5833471 | Hold-down collar for attachment of IC substrates and elastomeric material to PCBS A land grid array package or a ball grid array package is electrically connected by an elastomeric type layer (containing alternating elements of conductive and non-conductive silicone) to a printed wire board or motherboard. A hold-down collar engages th... | 11/10/1998 |
| 5823794 | IC pressing rotating lever mechanism IC socket An IC pressing mechanism in an IC socket comprises a cover mounted in such a way to be able to move upwardly and downwardly with respect to a socket body, an IC pressing lever movable between a pressing position and a releasing position with respect to an... | 10/20/1998 |
| 5816828 | Socket A socket (2, 52) for attachment to a printed substrate (10, 60), has a central aperture therethrough. A connective part (3, 53) including a flexible insulative sheet (8, 58) is provided to cover the aperture and act as an electrically connective interface... | 10/06/1998 |
| 5807118 | IC socket An IC socket in which a presser cover is closed with respect to a socket body, and a body or leads of an IC loaded in the socket body are pressed by an IC pressing member attached to the presser cover so as to be contacted under pressure with contacts of ... | 09/15/1998 |
| 5807104 | Test socket for detachable IC chip A socket with a main socket body 10 for use in a burn-in test of a bare chip 80 with a large number of contact connectors BP is provided with a positioning plate 42 in the top of the socket body 10. This positioning plate has a plurality of through holes ... | 09/15/1998 |
| 5793618 | Module mounting assembly A technique for applying uniform force to an IC chip module, urging the module into electrical contact with one face of a circuit board, is provided. One face of the board has contact pads, and the module has contact members on one surface corresponding t... | 08/11/1998 |
| 5791915 | IC socket An IC socket includes a retaining cover adapted to be closed onto a socket main body, and an IC retaining member when the cover is closed, the IC retaining member presses against an IC which, in turn presses against IC contacts mounted on the socket main ... | 08/11/1998 |
| 5785535 | Computer system with surface mount socket A computer system having a capability to permit replacing a surface mount component. The component is biased with a spring toward an area array site on a substrate mounted in the computer system enclosure, along with a power supply, a bus system, and conn... | 07/28/1998 |
| 5779488 | Socket for mounting an electrical component to a board A non-intrusive socket may be used to mount an electrical component such as a surface mount device (SMD) to a board such as a fabricated motherboard. The socket includes a plurality of legs attachable to and detachable from the board. The socket also incl... | 07/14/1998 |
| 5766022 | Electrical assembly An electrical assembly and actuating mechanism for use therewith in which conductor pairs of two circuit members (e.g., printed circuit board and electronic module or semiconductor chip) are effectively electrically coupled. A rigid plate is fixedly posit... | 06/16/1998 |
| 5741141 | Non-destructive interconnect system for semiconductor devices and a carrier assembly for use therewith An interconnect system for providing electrical connection to bond pads of a semiconductor device (14) includes a socket (18) having a plurality of conductors (16) and a carrier assembly (10) receivable in the socket (18) carrying a semiconductor device (... | 04/21/1998 |
| 5735698 | Connector for mounting an electrical component A connector for a circuit component comprises a rigid support frame having a central aperture into which the component may be placed, and spring means around the support and having a plurality of spring projections which project beyond the support frame f... | 04/07/1998 |
| 5733132 | Socket for connecting an integrataed circuit to a printed wiring board Disclosed is an electrical socket for connecting a generally planar integrated circuit (IC) having a plurality of peripheral laterally extending contacts to a printed wiring board (PWB) comprising an insulative element interposed between the processing un... | 03/31/1998 |
| 5724728 | Method of mounting an integrated circuit to a mounting surface A system for packaging integrated circuit components including a ball grid array substrate with a plurality of solder balls coupled to the substrate. A semiconductor device is mounted on the substrate and electrically coupled to the solder balls. One or m... | 03/10/1998 |
| 5726859 | Circuit board component retainer and extractor A circuit board has mounted thereon a component package which is secured in place by a retaining device designed to maintain the component package in place and protect it from shock and vibration. The retaining device includes a shortened and strengthened... | 03/10/1998 |
| 5697795 | IC socket An IC socket is provided for obtaining a contact pressure between a contact of a socket body and a lead of an IC package placed on the contact by pressing down an IC package body or the IC lead by an IC presser. The IC socket comprises a cover movably mou... | 12/16/1997 |
| 5688128 | Detachable socket for an IC chip A socket for mounting an electrical part such as an IC chip 60 in a freely detachable manner in which the electrical part 60 has a plurality of connective terminal parts of a prescribed pitch, has socket terminals 50 fixed in the socket 10 and a plurality... | 11/18/1997 |
| 5669784 | Surface mount type IC socket A surface mount type IC socket comprises first and second cover retainers respectively disposed over a full length of opposing side surfaces of a socket body, and a seat piece disposed on each end of the first and second retainers and adapted to be arrang... | 09/23/1997 |
| 5661634 | Information processing system using portable terminal unit and data communication adapter therefor In an information processing system having a portable terminal unit, such as a hand-held computer, driven by a rechargeable battery and a data communication adaptor for enabling communication between the portable terminal unit and a host computer of the s... | 08/26/1997 |
| 5653600 | Connector for a substrate with an electronic circuit A connector (1) for connecting a substrate (2) with an electronic circuit to a printed circuit board (4) comprises a a housing (5) of insulating material with a zone (6) for receiving said substrate. A main surface of the substrate is provided with contac... | 08/05/1997 |
| 5653599 | Method and apparatus for retention of a fragile conductive trace with a protective clamp A module having an apertured conductive trace and an apertured substrate is disclosed wherein a clamp protectively retains the trace on the substrate. The clamp has a base with a number of retention means, such as posts, projecting downwardly therefrom, e... | 08/05/1997 |
| 5648893 | Upgradable multi-chip module A substrate, an alignment plate, a heat sink, a back plate, a plurality of spacers, and a plurality of nuts are used to removably package one or more semiconductor package into a single module. The semiconductor dies are packaged with tape automated bondi... | 07/15/1997 |
| 5647756 | Integrated circuit test socket having toggle clamp lid A test socket for integrated circuits includes a lid having a pressure pad which may move independently of the lid. The pressure pad is operated by a lever creating a large mechanical advantage and is provided to apply a large normal force to an integrate... | 07/15/1997 |
| 5648890 | Upgradable multi-chip module A substrate, an alignment plate, a heat sink, a back plate, a plurality of spacers, and a plurality of nuts are used to removably package one or more semiconductor package into a single module. The semiconductor dies are packaged with tape automated bondi... | 07/15/1997 |
| 5626481 | Structure for electrical connection of electric part A structure for electrical connection of an electric part includes a contact probe retained in a through-hole formed in a base member such that the contact probe can be compressed into the through-hole in an axial direction of the through-hole and restore... | 05/06/1997 |
| 5620327 | Antistatic socket apparatus Electrical connection between a measurement instrument and a semiconductor device having internal elements sealed in a non-conductive package, is established by way of leads which protrude out of the semiconductor device, when it is mounted on an antistat... | 04/15/1997 |
| 5602719 | No handle zip socket An electronic package assembly that has a clip which attaches a heat sink to an electronic package and can be rotated to separate the package from a socket. The assembly includes a socket that is mounted to a printed circuit board and attached to a lower ... | 02/11/1997 |
| 5599194 | IC socket and its contact pin A contact pin having a thin wall construction that makes good electrical connection with an IC socket without insulation due to oxide film forming on the surface of the lead and which does not easily break due to plastic deformation. An IC socket has a fe... | 02/04/1997 |
| 5581195 | Semiconductor chip holding device An appartus for testing bare semiconductor chips, especially for burn-in testing, includes a chip holding socket which comprises a substrate portion having at least one pair of opposing grooves formed along respective edges thereof. A pair of resilient el... | 12/03/1996 |
