Abstract: An electrical connector for interconnecting integrated circuits (ICs) to a circuit board, includes a number of contacts (9) and an insulative housing (8) having a mating face (81) toward an IC, a mounting face (83) for attaching to a printed circuit board (7), and rows and columns of passageways extending from the mating face to the mounting face. The housing comprises outer standoffs (832) and at least one central standoff (834) on the mounting face. The height of the outer standoff is larger than that of the central standoff.

Abstract: An electrical connector includes an insulative housing having a number of contact receiving passageways and a number of contacts received in the contact receiving passageways of the housing. Each of the contacts includes a main body and a spring contact arm extending upwardly from the main body. The contacts disposed in the housing are divided into a first group in a first area and a second group in a second area of the housing. The spring contact arms of the first and second group extend in different directions and opposite to each other. The insulative housing defines a plurality of recesses between the first area and second area.

Abstract: An electrical connector (100) for connecting an electronic package with a circuit substrate comprises an insulative housing (1), a number of contacts (4) and at least one alignment pin (2), the insulative housing (1) includes a plurality of passageways (116) for receiving the contacts (4) and at least one alignment holes (111), the insulative housing (1) also defines a number of spring ribs (112) extending into the alignment hole (111).

Abstract: An electrical connector (1) includes a housing having a window (11) defined through a center of the housing, and a pick up cap (30) having a top surface (301) providing an engagement surface (31) for being sucked by a vacuum pickup device and a bottom surface (302). The window is surrounded by interior walls (113) intersecting at corners (111). The pick up cap has a pair of opposite spring beams (33) integrated with the bottom surface for engaging with interior walls of the window and having a pair of elbowed portions (331) formed on opposite ends of the spring beam, and two pairs of corresponding slots (311) defined through four corners of the pick up cap for providing a clearance to mold the spring beam.

Abstract: Improved methods for potassium fortification in food products and the resulting potassium-fortified food products produced therefrom are provided. The methods of this invention allow significant levels of potassium fortification (i.e., greater than about 10 percent, and even up to about 50 percent, of the current U.S. Daily Values (DV) in a single serving) without the objectionable and unpleasant taste profile normally associated with current methods of potassium fortification.

Abstract: An electrical connector, for electrically connecting an IC package to a printed circuit board, includes an insulative housing and a number of terminals received in the insulative housing. The insulative housing has a base portion and four peripheral walls extending upwardly from the base portion. The insulative housing has four corners and three of the four corners have a latching portion extending inwardly from a top end of corresponding corner, respectively, and the rest one corner is formed with an indentation. The latching portion guides and resists the IC package in the insulative housing. Thus, the latching portions of the connector are molded easily.

Abstract: A method and a device for audio coding are disclosed. An audio coding device includes an audio coder for receiving audio signals and generating base data and enhancement data; and a rearranging device coupled to the audio coder. The rearranging device rearranges the enhancement data according to sectional factors of spectral sections to allow output data to be generated from rearranged enhancement data. The base data contain data capable of being decoded to generate a portion of the audio signals, and the enhancement data cover at least two spectral sections of data representative of a residual portion of the audio signals.

Abstract: An electrical contact (10) using for electrically connecting a chip module to a printed circuit board includes a base portion (101), an arm portion (102) extending from side of the base portion (101), a retaining device (104) extending downwardly from the base portion (101) for retaining a soldering ball (20). The retaining device further comprises a plurality of clipping portions, said clipping portions forming a retaining space (1044) for receiving the soldering ball jointly, and at least one of said clipping portions defining a guiding surface (1046) and a recess (1045). By above way, steady attachment between the soldering ball and the contact is achieved.

Abstract: A socket connector (1) is provided with a pair of clips (13) on perimeter sidewalls (12) for providing sustain retention force to a packaged processor (2) independent from retention force applied to the heat sink so that forces applied to the heat sink are counteracted to reduce the risk of inadvertent processor removal or damage. While pressing portions (133) of the clips (13) are exerted a substantially downward vertical force by a user, the clips (13) are opened for receiving the packaged processor (2). After the user stop pressing the pressing portions (133), the resilient force of the clips (31) push the latching portions (131) fixing on the side edge of the packaged processor (2) for performing the aforementioned purpose.

Abstract: An electrical connector, for electrically connecting an IC package to a printed circuit board, includes an insulative housing and a number of terminals received in the insulative housing. The insulative housing has a base portion and four peripheral walls extending upwardly from the base portion. The insulative housing has four corners and three of the four corners have a latching portion extending inwardly from a top end of corresponding corner, respectively, and the rest one corner is formed with an indentation. The latching portion guides and resists the IC package in the insulative housing. Thus, the latching portions of the connector are molded easily.

Abstract: A socket connector is provided for securely mounting an IC package (20) on a printed circuit board, said socket connector comprises an insulatve housing (30) configured by a base (301) and four perimeter walls (302) to define a inner cavity adapted for receiving said IC package (20). Said four perimeter walls (302) include a first sidewall (3021) with a push finger (3025), a second sidewall (3022), a third sidewall (3023) and a fourth sidewall (3024). Said second sidewall (3022) and said fourth sidewall (3024) further include a plurality of retaining tab (3027) adapted for biasing guiding notches (2011) of said IC package (20) relative to said retaining tab (3027) by a elastic force generated from a push finger (3025) after said IC package (20) is fully mounted in said insulative housing (30) of said socket connector.

Abstract: An electrical connector (1) includes a housing having a window (11) defined through a center of the housing, and a pick up cap (30) having a top surface (301) providing an engagement surface (31) for being sucked by a vacuum pickup device and a bottom surface (302). The window is surrounded by interior walls (113) intersecting at corners (111). The pick up cap has a pair of opposite spring beams (33) integrated with the bottom surface for engaging with interior walls of the window and having a pair of elbowed portions (331) formed on opposite ends of the spring beam, and two pairs of corresponding slots (311) defined through four corners of the pick up cap for providing a clearance to mold the spring beam.

Abstract: An electrical connector assembly (1) includes an electrical connector (5) and a pick up cap (2) fixed on the electrical connector (5). The electrical connector (5) comprises an insulative housing (3) and a plurality of contacts (4) received therein. The insulative housing (3) comprises a bottom wall (31) and sidewalls (32) extending upwardly from the bottom wall (31). The sidewall (32) includes a spring arm (33) extending along the sidewall (32) and the spring arm (33) is provided with a locking portion (331). The pick up cap (2) comprises a body portion (21) and a retention portion (22) extending downwardly from the body portion (21). The retention portion (22) is interlocked with the locking portion (331) for securely positioning the pick up cap (2) on the electrical connector (5).

Abstract: An electrical connector comprises an insulative housing (1) comprising a bottom wall (11) and a locking member (131) extending downwardly from the bottom wall (11), a plurality of contacts (4) received in the insulative housing (1) and a fastening device (3) locked with the insulative housing (1) for fastening the electronic package (2) on the insulative housing (1). Thus even if exert an upwardly force on the electronic package (2), the electronic package (2) can also securely located on the insulative housing (1).

Abstract: A socket, for electrically connecting an IC package and a printed circuit board, comprises an insulative housing and a plurality of contacts received in the insulative housing. The insulative housing has an opening in a center thereof, a solder pad is received in the opening and has a soldering board which is soldered to the printed circuit board to enhance a mechanical connection between the socket and the printed circuit board.

Abstract: An electrical connector includes an insulative housing having a number of contact receiving passageways and a number of contacts received in the contact receiving passageways of the housing. Each of the contacts includes a main body and a spring contact arm extending upwardly from the main body. The contacts disposed in the housing are divided into a first group in a first area and a second group in a second area of the housing. The spring contact arms of the first and second group extend in different directions and opposite to each other. The insulative housing defines a plurality of recesses between the first area and second area.

Abstract: A socket connector for connecting an IC package to a printed circuit board includes an insulating base (6) defining a mating face (61) and a plurality of terminal grooves (65) therethrough in a first direction perpendicular to the mating face. A plurality of conductive terminals (7) is retained in the terminal grooves (65) for electrically contacting with corresponding pins of the IC package when the IC package is assembled on the insulating base. A pair of ejecting devices (67) each includes an ejecting portion (675) projecting into the insulating base (6) and an operating portion (674) extending outward of the insulating base. The ejecting portion (675) moves beyond the mating face (61) in the first direction when an exterior force is applied on the operating portion (674) to press the operating portion (674) away from the mating face (61), so as to eject the IC package out of the insulating base.

Abstract: An electrical connector (100) for connecting an electronic package with a circuit substrate comprises an insulative housing (1), a number of contacts (4) and at least one alignment pin (2), the insulative housing (1) includes a plurality of passageways (116) for receiving the contacts (4) and at least one alignment holes (111), the insulative housing (1) also defines a number of spring ribs (112) extending into the alignment hole (111).

Abstract: An electrical connector for interconnecting integrated circuits (ICs) to a circuit board, includes a number of contacts (9) and an insulative housing (8) having a mating face (81) toward an IC, a mounting face (83) for attaching to a printed circuit board (7), and rows and columns of passageways extending from the mating face to the mounting face. The housing comprises outer standoffs (832) and at least one central standoff (834) on the mounting face. The height of the outer standoff is larger than that of the central standoff.

Abstract: A socket connector is provided for securely mounting an electronic device (1000) on a printed circuit board, said socket connector comprises an insulatve base (60) and heightened perimeter walls (606) upward extending therefrom to define an inner cavity. The top surface (602) of the inner cavity comprises a plural of passageways (608) in which a plural of contacts (70) hold. Furthermore, there are a plural of standoffs (610) between the adjacent passageways (608) co-worked with the heightened perimeter walls (606) for effectively preventing a cover (90) from deformation.