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118 results about "Orthogonal array" patented technology

In mathematics, an orthogonal array is a "table" (array) whose entries come from a fixed finite set of symbols (typically, {1,2,...,n}), arranged in such a way that there is an integer t so that for every selection of t columns of the table, all ordered t-tuples of the symbols, formed by taking the entries in each row restricted to these columns, appear the same number of times. The number t is called the strength of the orthogonal array. Here is a simple example of an orthogonal array with symbol set {1,2} and strength 2...

Garment dispensing and receiving apparatus having a removable cartridge body and a flexible dispensing door

InactiveUS20020130135A1Cheap manufacturingInexpensive to repairShow cabinetsRacksEngineeringOrthogonal array
A dispenser for dispensing articles such as scrub garments. The dispenser includes a housing that defines an interior portion, a foldable, wheeled distribution cartridge defining an orthogonal array of receptacles for receiving items to be distributed from the dispenser; and a main door for controlling access to the interior of each of the various receptacles. The main door defines a plurality of rectangular horizontal openings, each of which aligns with a horizontal row of receptacles within the distribution cartridge. Access to each of these horizontal openings is controlled by a lockable main door. A flexible receptacle door having a vertical opening is mounted on mechanically-driven rollers on the interior of the main door. The receptacle door may be moved laterally relative to the receptacles so that the vertical opening aligns with any column of receptacles within the distribution cartridge. The dispenser allows a user access to the interior of a target receptacle while simultaneously preventing access to all other receptacles in the cartridge by laterally aligning the vertical access slot of the receptacle door with the target receptacle and then unlocking only the user door that covers the row of receptacles that includes the target receptacle. The user may then open the user door and reach through the exposed horizontal opening in the main door and through the vertical slot in the receptacle door to remove an article from within the interior of the target receptacle.
Owner:INNOVATIVE PROD ACHIEVEMENTS

Autostereoscopic display device

ActiveUS20110164036A1Reduction in intensity modulation depthReduce unevennessSteroscopic systems3D-image renderingImage formationDisplay device
An autostereoscopic display device comprising a view forming module in registration with an image forming means. The image forming means has an orthogonal array of display pixels spatially defined by an opaque matrix. The view forming module provides at least two optical functions, namely a view forming function and a brightness non-uniformity reducing function. The view forming function modifies the direction of outputs of the display pixels such that the outputs of groups of the display pixels are projected in respective different directions as a plurality of views. The view forming function is provided by an array of parallel lenticular lenses arranged across the view forming module and having a first pitch. The brightness non-uniformity reducing function spreads the outputs of the display pixels such that brightness non-uniformities caused by imaging of the opaque matrix are reduced. The brightness non-uniformity reducing function defines a second pitch across the view forming module less than the first pitch, and further defines an effective spreading angle in a plane perpendicular to axes of the view forming elements substantially equal to or less than the angle between adjacent views projected by the view forming function. The brightness non-uniformity reducing function is provided by an array of lenses or a diffuser. In the case of an array of lenses, these lenses may be integrated with the lenticular lenses providing the view forming function in the form of lenses having a polygonal cross section.
Owner:KONINKLIJKE PHILIPS ELECTRONICS NV

Optical imaging element and manufacturing method thereof

PendingCN108318948ASimple structureGood optical imaging performanceOptical elementsAdhesiveEngineering
The present invention discloses an optical imaging element and a manufacturing method thereof. The optical imaging element is mainly formed by an upper layer of a light transmission stacked body and alower layer of a light transmission stacked body which are formed by binding of a plurality of long and thin transparent bars plated with single-sided or both-sided metal reflection layers, directions of the internal reflection surfaces of the two light transmission stacked bodies form an orthogonal array, and the upper layer of the light transmission stacked body and the lower layer of the lighttransmission stacked body are glued through a transparent macromolecule adhesive. The manufacturing method comprises the steps of: plating of a metal reflection layer, cutting of transparent materials, bonding of the long and thin transparent bars, forming and polishing of the light transmission stacked bodies and forming of the optical imaging element. The optical imaging element is simple in structure and has a good optical imaging performance, the manufacturing method of the optical imaging element is simple in production process and low in production cost, and compared to a manufacturingmethod in the prior art, a lot of manpower and material resources can be saved, and low-cost batch production of optical elements can be achieved.
Owner:XIANGHANG SHANGHAI TECH CO LTD
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