Hulkko Jaakko, Siren Lauri, Kontas Veijo: Demodulation of an if-signal by a sigma-delta converter.. Nokia Mobile Phones, March 15, 1995: EP0643477-A2 (108 worldwide citation)

A sigma-delta signal converter is implemented using switched capacitor switching elements in which a first switch (31) serves as a mixer (11). The output of the mixer is directed to the second input of an adder (16), and its second input is the feedback signal (f1) of the sigma-delta signal converte ...

Brugger Francois, Stampf Angelika Dr: Metered aerosol with cfc free propellant and dosing valve as well as application thereof.. Ciba-Geigy, March 15, 1995: EP0642992-A2 (68 worldwide citation)

The invention relates to an aerosol container for pharmaceutically active aerosols which are to be administered in specified quantities and are provided in the form of a suspension in the container, the suspension comprising at least a propellent gas in addition to a pharmaceutically active substanc ...

Machida Minoru, Yamada Toshio, Hijikata Toshihiko, Ichikawa Yukihito: Ceramic honeycomb catalytic converter.. NGK Insulators, March 15, 1995: EP0643204-A2 (66 worldwide citation)

A ceramic honeycomb catalytic converter having a novel canning structure capable of stably retaining a thin-walled ceramic honeycomb catalyst (12) within a metal casing (11) for a long period. A retainer member in the form of a ceramic fiber mat (13) is disposed between an inner peripheral surface o ...

Dewprashad Brahmadeo, Weaver Jimmie D: Consolidatable particulate material and well treatment method.. Halliburton Co, March 15, 1995: EP0643196-A2 (60 worldwide citation)

A well treating composition comprising: a gelled carrier; a particulate material; an epoxy resin system including at least one epoxy resin; and a finely-divided hardening agent which, when dissolved, is operable for hardening the epoxy resin. The finely-divided hardening agent is dispersed in the ep ...

Ito Ryo C O Int Pro Div Sony C: Image display apparatus.. Sony, March 15, 1995: EP0643314-A2 (55 worldwide citation)

An image display apparatus reduces the possibility of occurrence of minor discomforts such as headaches, eyestrain, fatigue and the like in users. A symbol indicating distance such as 1m, 3m, or INFINITY is displayed on an outer periphery of a virtual image adjusting knob. When the user aligns a mar ...

Atcheson John, Miller Iii James R: Method and apparatus for recommending selections based on preferences in a multi-user system.. Mni Interactive, March 15, 1995: EP0643359-A2 (51 worldwide citation)

A system for determining selections that a user is likely to be interested in. The determination is made based on the user's prior indicated preferences. The user designates his or her preferred selections as entries in a user's preference list. Entries in the user's list are compared with entries i ...

Byrne Thomas Vincent: Retail credit cards.. Baratin, March 15, 1995: GB2281714-A (50 worldwide citation)

In a scheme in which a single uniquely coded card is issued in respect of a plurality of associated subscribers, the card comprises a plurality of mutually separable panels (30, 31) each of which panels bears the same readable data. The data is preferably bar-coded, but may be in OCR characters, or ...

Wetterau Ii John R, Sharp Daru Young, Gregg Richard E, Biller Scott A, Dickson John K, Lawrence Michael R, Lawson John E, Holava Henry M, Partyka Richard A: Inhibitors of microsomal triglyceride transfer protein.. Squibb Bristol Myers Co, March 15, 1995: EP0643057-A1 (49 worldwide citation)

Compounds are provided which inhibit microsomal triglyceride transfer protein and thus are useful for lowering serum lipids and treating atherosclerosis and related diseases. The compounds have the structure wherein R to R, X and Y are as defined herein.r

Robert Catherine, Bunel Claude, Vairon Jean Pierre: Hydrophilic, transparent material with high oxygen permeability containing interpenetrating polymer networks, process for preparing it and manufacture of soft contact lenses with high oxygen permeability.. Essilor Int, March 15, 1995: EP0643083-A1 (46 worldwide citation)

A material which is hydrophilic in bulk, transparent, permeable to oxygen, based on a polymer containing two interpenetrating networks, including: (1) a formed polydimethylsiloxane hydrophobic polymer matrix; and (2) a hydrophilic network of poly(acrylic acid) polymerised in the silicone matrix from ...

Derby Jeffrey Haskell, Drake John Ellis Jr, Gun Levent, Galand Claude, Marin Gerald Arnold, Roginsky Allen Leonid, Tedijanto Theodore Ernest: Dynamic bandwidth estimation and adaptation for packet communications networks.. Ibm, March 15, 1995: EP0643514-A2 (45 worldwide citation)

Access control for a packet communications network includes a dynamic bandwidth updating mechanism which continuously monitors the mean bit rate of the signal source and the loss probability of the connection. These values are filtered to remove noise and then used to test whether the values fall wi ...