MULTIPLE DISPLAYS MANAGEMENT IN BARCODE READING APPLICATIONS

    公开(公告)号:US20200225705A1

    公开(公告)日:2020-07-16

    申请号:US16246304

    申请日:2019-01-11

    Abstract: A mobile electronic device may include a primary electronic display, a barcode scanner engine including an optical sensor configured to capture light reflected from a machine-readable indicia to be used in reading the machine-readable indicia, and a secondary electronic display positioned adjacent to the barcode scanner engine. A process for operation of the mobile device may include operating the barcode scanner engine of the mobile electronic device. The secondary electronic display may be operated. In response to the primary electronic display being unlocked or transitioned to an ON state, the secondary electronic display may be transitioned to an OFF state.

    Optical module and method to realize an optical module

    公开(公告)号:US10557964B2

    公开(公告)日:2020-02-11

    申请号:US15312900

    申请日:2015-05-19

    Abstract: The present invention relates to a method for manufacturing an optical module for an optical unit, said method comprising: Arranging a tubular body including a casing manufactured in stainless steel, said casing defining an internal surface, a longitudinal axis (X), and a thickness (T), the cross-section of which is perpendicular to said longitudinal axis; Reducing a first thickness of a first section of said casing in a uniform manner for a segment of length (L) along a longitudinal axis (X) of said casing up to a first predetermined thickness (T1) by means of wire-cut electrical discharge machining; Inserting a support holding an electromagnetic radiation emitter and/or a receiver in said casing.

    ARTIFICIAL INTELLIGENCE-BASED MACHINE READABLE SYMBOL READER

    公开(公告)号:US20190303636A1

    公开(公告)日:2019-10-03

    申请号:US15938983

    申请日:2018-03-28

    Inventor: Silvio OLIVASTRI

    Abstract: Systems and methods for establishing optimal reading conditions for a machine-readable symbol reader. A machine-readable symbol reader may selectively control reading conditions including lighting conditions (e.g., illumination pattern), focus, decoder library parameters (e.g., exposure time, gain), etc. Deep learning and optimization algorithms (e.g., greedy search algorithms) are used to autonomously learn an optimal set of reading parameters to be used for the reader in a particular application. A deep learning network (e.g., a convolutional neural network) may be used to locate machine-readable symbols in images captured by the reader, and greedy search algorithms may be used to determine a reading distance parameter and one or more illumination parameters during an autonomous learning phase of the reader. The machine-readable symbol reader may be configured with the autonomously learned reading parameters, which enables the machine-readable symbol reader to accurately and quickly decode machine-readable symbols (e.g., direct part marking (DPM) symbols).

    Systems, methods, and articles for laser marking machine-readable symbols

    公开(公告)号:US10427417B2

    公开(公告)日:2019-10-01

    申请号:US15539595

    申请日:2014-12-24

    Inventor: Roberto Greggio

    Abstract: Systems and methods for generating machine-readable symbols on surfaces of objects using laser marking systems and processes. A specialized contour fill pattern for a laser beam path may be used that combines modules of a machine-readable symbol into bounded blocks or islands according to adjacencies and/or according to role (e.g., finder pattern, timing pattern, encoded payload data). In some implementations, the islands of modules may be filled using a laser beam path that traverses contour path lines from inner path lines to outer path lines. Once the islands have been generated during pre-processing, they are sorted to reduce the required time for the laser to “jump” (i.e., move with the laser turned off) from one island to a subsequent island to be filled. A filling pattern for bounded areas with sharp corners (e.g., squares, rectangles) may be simplified by rounding corners to optimize speed while maintaining suitable marking quality.

    METHOD TO CHARGE A BATTERY PACK AND BATTERY CHARGING CIRCUIT TO CHARGE A BATTERY PACK

    公开(公告)号:US20190157879A1

    公开(公告)日:2019-05-23

    申请号:US16198468

    申请日:2018-11-21

    Abstract: A method to charge a battery pack including a plurality of cells connected in parallel, the method including setting a plurality of set cell charging current, a set cell charging current for each cell of the battery pack; charging the battery back with a total current from a single current source; sensing a plurality of cell currents which flows through each cell of the battery pack; comparing a value proportional to each set cell charging current with a value proportional to the cell current for the same cell; and modulating each cell current on the basis of the comparison for the same cell. A battery charging circuit for a battery pack is also provided.

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