A new method is provided to identify semiconductor devices whereby the invention provides for a shallow depression on the backside of the heat sink of the ball grid array package. This shallow depression or hole can be used for visual and optical inspection of the device orientation.

A stackable semiconductor package. The semiconductor package comprises a plurality of first and second leads which are arranged in a generally quadrangular array having one pair of opposed sides defined by the first leads and one pair of opposed sides defined by the second leads. The first and second leads each include opposed, generally planar first and second surfaces, and a third surface which ...

A leadframe includes at least one peripheral lead secured to a paddle. A paddle solder bump pad and a peripheral solder bump pad are respectively situated on the at least one peripheral lead and the paddle. A first recess is adjacent to the paddle solder bump pad and a second recess is adjacent to the peripheral solder bump pad. A semiconductor die having at least first and second solder bumps is ...

An airstream conditioning apparatus for a data storage device. The data storage device has an enclosure supporting a spinning data disc and an actuator operably interfacing with the data disc in a data transfer relationship. The apparatus comprises a shroud supportable in the enclosure only downstream of the actuator with respect to air currents generated by the spinning disc. The shroud furthermo...

A head suspension assembly for a disk drive includes an actuator arm, a suspension having one end connected to the actuator arm, and flexure at the other end of the suspension for supporting a slider having a magnetic head to access and record data on a rotating magnetic disk. The suspension is manufactured from a flat sheet of resilient spring material, such a stainless steel. The side edges of t...

A coated heat spreader for a die includes a body and a coating on a surface of the body, wherein the outermost coating is an organic surface protectant. An IC package includes a die thermally coupled to a heat spreader coated with an organic surface protectant. A PCB assembly including a die thermally coupled to a heat spreader coated with an organic surface protectant, where the die is part of an...

A data handling system comprising a terminal (122) and a communications network (100), the terminal (122) being capable of communicating with the communications network (100), the network (100) comprising a host platform (124) for receiving an agent (30) associated with the terminal (122), the agent (130) being adapted to communicate, at the platform (124), with the at least one other agent.

A feedback system 10 for use with a hybrid electric vehicle 12 having a propulsion system 14 which includes a motor/generator 16 and an internal combustion engine 20. The system 10 provides a driver of vehicle 12 with tactile, audible, visual and/or other perceivable feedback, effective to notify the driver that the powertrain 14 of the vehicle is active when the internal combustion engine 20 is s...

A process for carrying out a liquid/solid reaction comprises a) preparing a reaction suspension in which a first reactant is present in suspended form and a second reactant is present in dissolved form in a suspension medium, where one of the reaction products is insoluble in the suspension medium, b) passing the reaction suspension through an elongated reaction zone so that the Reynolds number of...

The present invention provides an isolated nucleic acid molecule whose sequence encodes the amino acid sequence for a gp75 fragment. The present invention further provides an isolated cDNA molecule of the gp75 fragment nucleic acid molecule and the amino acid sequence derived therefrom. This invention also provides vaccines for stimulating or enhancing in a subject to whom the vaccine is administe...

"REMOçãO DE NITRATO DA áGUA DE AQUáRIOS". A invenção refere-se à remoção ou redução de compostos de nitrogênio inorgânicos, particularmente nitrato, de águas de aquário biológicas contendo um polímero biologicamente degradável, de preferência policaprolactona (PCL), e o emprego desses agentes.; The use of polycaprolactone (PCL) for removal or reduction of inorganic nitrogen compounds, especially n...

There is disclosed a silicon carbide porous body of the present invention, comprising silicon carbide particles and metallic silicon bonded together in such a manner that pores are retained between the silicon carbide particles and/or between the silicon carbide particle and metallic silicon, wherein an oxide phase containing oxides of silicon, aluminum, and alkaline earth metal is buried in at le...

Stents made of bulk-solidifying amorphous alloys and methods of making such stents are provided.

Stents made of bulk-solidifying amorphous alloys and methods of making such stents are provided.

An organic light emitting device that may have mixed organic layers is provided. A method of fabricating such an organic light emitting device is provided. A first organic material is solution deposited to form a patterned organic layer over a first electrode. A second organic material is deposited, by means other than solution processing, on and in physical contact with the first organic layer to...

An apparatus for warm up control of an autonomous inverter-driven hydraulic unit comprises a warm up control section 15 and a switch section 16. The warm up control section 15 performs a predetermined process using a current speed and current pressure as input information and outputs a first switch command. The switch section 16 is controlled by the first switch command so as to control on/off of ...

The machining centre has a horizontal working plate (10) supported by a machine tool stand (2). A work piece support (20) for a work piece (21) fits on the working plate. A machining head (30) accommodates a machining tool (29) and is mounted on a vertical machining column (32) that can pivot around a vertical axis (37) by a rotary plate (36) arranged under the working plate and integrated in the ...

The control device has an electronic control stage (2) used in combination with an electromechanical programme switch mechanism (1) with a programme drum (3), a reversing drum (4) and an operating drive (5). The reversing drum has right-hand rotation, standstill and left-hand rotation contacts, with a control contact (S1) for a door locking mechanism (16) closed upon operation of the left-hand or ...

A sterilising block is provided for use in a generally enclosed airspace within a container, the sterilising block comprising a sterilising agent in the form of a sulphur dioxide activating compound (eg sodium or potassium metabisulphite) which reacts with moisture in the airspace to release sulphur dioxide. Optionally a hygroscopic compound (eg an alkylbenzene sulphonate) may be incorporated into...

The present invention relates to a collagen material comprising a laminate in which a collagen ultra-fine fibrous non-woven fabric-like multi-layer structure is sandwiched between non-fibrous collagen layers, a thread-like material containing said collagen material, their production processes, and a medical material containing said collagen material, and particularly a medical alternative membrane...