PURPOSE:To enable high-density mounting of electronic components on a wiring board thereby to miniaturize electronic equipment, by mounting another electronic component on an electronic component mounted on the wiring board by die bonding. CONSTITUTION:A first integrated circuit die 1 is connected to the upper surface of a wiring board 3 by bumps 5 for flip chip mounting. The pattern side of the i...

PURPOSE: To improve the efficiency by making a minimum three sub-controllers adjust the operations among independent parts of a system, namely, a space optical modulator, a memory, and a data processing module. CONSTITUTION: In a module 52, a horizontal synchronizing signal 14 is used together with an input signal from a switch 54 to generate a horizontal blanking signal 56, and this signal is use...

PURPOSE:To increase or lower output voltage gradually while inhibiting reactive currents at the time of stand-by by installing an output circuit generating output voltage corresponding to the voltage of a capacitor charging and discharging electricity in response to the operation of a reference voltage source and a current limiting circuit releasing operating currents when the voltage of the capac...

The invention relates to a biomaterial for bony or dental fillings on the basis of apatite. It provides a biomaterial having antiseptic properties for limiting the proliferation of microorganisms at the site of implantation. The biomaterial according to the invention is based on calcium oxygenated phosphate having an apatitic structure which has oxygenated species with degrees of oxidation greater...

A process for determining water demand in a program-controlled washing machine, which features a water supply system regulated according to the water level, involves letting in washing or rinsing water until a specified upper limit has been reached in the laundry drum. This triggers off the reversing process for the drum. A tacho generator is used to register the oscillating movements of the drum ...

L'invention concerne un procédé de stabilisation des boues issues de l'épuration des effluents industriels et/ou urbains contenant au moins une partie de matières sèches essentiellement constituées de matières organiques fermentescibles caractérisé en ce qu'il comprend les étapes consistant à:
- faire subir auxdites boues une oxydation par voie radicalaire par addition de peroxyde d'hydro...

Light concrete compsn. consists of in wt.%: 22-28 water; 0.05-0.1 hydrophobic material; 40-50 cement; 8-12 sand; 15-20 granules of a material having closed porosity and density of 0.5-0.9. USE/ADVANTAGE - Esp. for constructing floating prods. Concrete remains water-tight, has good surface quality and can support heavy weights. Its cost price is only slightly higher than prior art material. The con...

There is described a tire vulcanizing press, comprising a frame provided with a lower supporting plate for allowing a mold for vulcanizing the tires to rest upon, and an upper plate that is mobile with respect to the lower plate. The mold comprises a lower cheek, an upper cheek that is mobile with respect to the lower cheek, and a series of sectors, that are mobile with respect to an annular-conta...

PURPOSE: To provide a simple liquid crystal display device and more particularly, a passive display device and a process for producing the same. CONSTITUTION: This liquid crystal display device has a display cell which has a substrate formed by two flat plates 1, 2 arranged to face each other and a sealing material 3 disposed between the ends of these flat plates, is provided with electrode layers...

PURPOSE:To make it possible to easily perform the retrieval of an arbitrary scene in a digital moving image as an editing object by a user. CONSTITUTION:A value for evaluating the correlation of the image between the adjacent frames of a digital moving image inputted by a digital moving image input part 1 is determined by a calculation in an inter-frame correlation very-small calculation part 2 an...

A filter for fitting to a domestic water tap comprises a demountable housing whose components 1, 3, 4, 5 are of transparent plastics so that filter media therein are visible. The media are cotton wool 33, ion exchange resin 43 and active carbon 45. Inlet sleeve 2 is clamped between housing components 1, 3 and is made of soft plastics. The sleeve has an upper loop 21 for hooking over the tap and an...

A bit field logic operation unit whioh performs a logic operation accompanied by a masking operation comprises a logic operation part (38), a mask pattern generation part (40), and a bit map operation part (42). All parts are constituted by dynamic circuit constructions where the processes are performed in a preset period and an active period. The preset periods of the logic operation part (38) an...

Improved performance of the storage system cache memory can be obtained by using a partitioned cache, in which storage data is classified into k categories using a pre-specified scheme of classification, and the cache is partitioned into a global sub-cache and k local sub-caches. When the data is required by the processor, data can be staged from the storage device, or the local sub-caches, to the...

PURPOSE: To make a processing unit possible to conduct a diagnostic test and to boot up is operating system, in a multiprocessor system. CONSTITUTION: The processing unit 12-2 includes its microprocessor 12-20 and an EEPROM device connected to a system bus 16. The EEPROM device verifies whether the processing unit properly operates by specifying the address of a 1st area for executing an on-board ...

PURPOSE:To debug a system without any delay in program execution time nor variation in timing by inhibiting a valid flag from being cleared owing to monitoring according to the state of a monitoring enable flag. CONSTITUTION:This cache memory unit consists of a tag memory 104 which holds address information on data held in a data memory 105, a valid flag 106 which shows whether the contents of the...

PURPOSE: To evade a serious fault by making it possible to report a latent fault at a time from which the time long enough to perform correcting operation available before an actual fault occurs as managing capability increases. CONSTITUTION: The computer network is equipped with a file server 12 which has a computer system board and bus 13, a computer station which has a console 36, a network 28 ...

PURPOSE: To capsulate a memory chip and stacked backup battery, in order to hold data when a main power source is broken in an integrated circuit package. CONSTITUTION: The package is provided with a lead frame assembly capsulated within a main body consisting of a non-conductive material, and the memory chip is installed on a device supporting plate in one side of a lead frame. The stacked batter...

PURPOSE: To provide a device for protecting an integrated circuit, to be combined with a corresponding support against moisture. CONSTITUTION: An integrated circuit 2 and a part 3 of a support 1 to be coupled therewith are surrounded by an originally insulating resin 10. The integrated circuit 2 is provided with a plurality of legs 4 and an electrical connected between the support 1 and the integr...

PURPOSE:To thin down a package and to prevent defectives. CONSTITUTION:The chip mount part 11 of a lead frame 1 is shaped into a cross which combine counter ones of four suspension leads 12 in a striplike manner. The rear of a semiconductor chip 2 is provided with a groove 21 to insert the chip mount part 11, which is inserted and fixed in this groove 21.

Combined radial-axial bearing with rolling bodies (3, 4) mounted on an inner race (1) in which an outer reception casing (2) has a first internal peripheral surface (6) which constitutes the raceway for the rolling bodies (3) for withstanding radial stresses and a second, substantially perpendicular surface (7) which constitutes the raceway for the rolling bodies (4) for withstanding axial stresse...