Inventor

ZHU XIAOXUN

US283 patents

⚠️ This page may combine multiple inventors who share the name “ZHU XIAOXUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZHU XIAOXUN

METROLOGIC INSTR INC

Indicia reading system employing digital gain control

Method of and system for detecting object weighing interferences

Indicia reading system employing digital gain control

Method of and system for detecting object weighing interferences

Wireless network device

Auto-exposure method using continuous video frames under controlled illumination

Image capture and processing system supporting a multi-tier modular software architecture

Indicia reading system employing digital gain control

Hand-supportable digital image capture and processing system supporting a multi-tier modular software architecture

Compact bar code symbol reading system employing a complex of coplanar illumination and imaging stations for omni-directional imaging of objects within a 3D imaging volume

Automated package dimensioning system

Automatic digital-imaging based code symbol reading system supporting pass-through and presentation modes of system operation using automatic object direction detection, narrow-area and wide-area illumination control, and narrow-area and wide-area video image capture and processing techniques

Hand-suportable imaging-based bar code symbol reader employing an automatic light exposure measurement and illumination control subsystem for measuring illumination exposure on CMOS image sensing array and controlling LED illumination array driver circuitry

Hand-supportable digital imaging-based bar code symbol reader supporting narrow-area and wide-area modes of illumination and image capture

Unitary package identification and dimensioning system employing ladar-based scanning methods

Method of and apparatus for producing a digital image of an object with reduced speckle-pattern noise, by consecutively capturing, buffering and processing a series of digital images of the object over a series of consecutively different photo-integration time periods

Method of and apparatus for processing captured digital images of objects within a semi-automatic hand-supportable imaging-based bar code symbol reader so as to read 1d and/or 2d bar code symbols graphically represented therein

Method of and system for producing high-resolution 3-D images of 3-D object surfaces having arbitrary surface geometry

Planar laser illumination and imaging (PLIIM) engine

Method of and apparatus for automatically cropping captured linear images of a moving object prior to image processing using region of interest (roi) coordinate specifications captured by an object profiling subsystem

Automatic vehicle identification and classification (AVIC) system employing a tunnel-arrangement of PLIIM-based subsystems

Automated system and method for identifying and measuring packages transported through a laser scanning tunnel

Point of sale (POS) based checkout system supporting a customer-transparent two-factor authentication process during product checkout operations

Mobile image capture and processing system

Digital image capture and processing system employing multi-layer software-based system architecture permitting modification and/or extension of system features and functions by way of third party code plug-ins

Hand-supportable imaging based bar code symbol reader employing automatic light exposure measurement and illumination control subsystem integrated therein

Planar light illumination and linear imaging (PLILIM) device with image-based velocity detection and aspect ratio compensation

Method of speckle-noise pattern reduction and apparatus therefor based on reducing the spatial-coherence of the planar laser illumination beam before the beam illuminates the target object by applying spatial phase shifting techniques during the transmission of the plib theretowards

Automated method of and system for dimensioning objects transported through a work environment using contour tracing, vertice detection, corner point detection, and corner point reduction methods on two-dimensional range data maps captured by an amplitude modulated laser scanning beam

Automated system for identifying and dimensioning packages transported through a laser scanning tunnel using laser scanning beam indexing techniques

Automated system and method for identifying and measuring packages transported through a laser scanning tunnel

Digital color image capture and processing module

Internet-based shipping, tracking, and delivery network supporting a plurality of mobile digital image capture and processing (MICAP) systems

Web-enabled mobile image capturing and processing (MICAP) cell-phone

Method of and apparatus for identifying consumer products in a retail environment when bar code symbols on the products are not readable or have been removed from packaging

Method for intelligently controlling the illumination and imagine of objects as they are moved through the 3D imaging volume of a digital image capturing and processing system

Method of reading code symbols using a hand-supportable digital image capturing and processing device employing a micro-computing platform supporting an event-driven multi-tier modular software architecture

Hand-supportable imaging-based auto-discriminating 1D/2D bar code symbol reader employing a multi-mode image processing bar code symbol reading subsystem having a plurality of modes of operation which are dynamically reconfigurable in response to real-time image analysis

Hand-supportable imaging-based bar code symbol reader employing a CMOS-type image sensor using global exposure techniques

KOTLARSKY ANATOLY

Optical code symbol reading system employing a LED-driven optical-waveguide structure for illuminating a manually-actuated trigger switch integrated within a hand-supportable system housing

Optical code symbol reading system employing an acoustic-waveguide structure for coupling sonic energy, produced from an electro-transducer, to sound wave ports formed in the system housing

Optical scanning system having an extended programming mode and method of unlocking restricted extended classes of features and functionalities embodied therewithin

ZHU XIAOXUN

Distinctive notice for different symbology information

Auto-exposure method using continuous video frames under controlled illumination

LIU YONG

Terminal having image data format conversion

XIAN TAO

Bar code symbol reading system supporting visual or/and audible display of product scan speed for throughput optimization in point of sale (POS) environments

GERMAINE GENNADY

Barcode reader with edge detection enhancement

AMUNDSEN THOMAS

Method of and system for detecting produce weighing interferences in a POS-based checkout/scale system

ESSINGER STEVEN

Wireless dual-function network device dynamically switching and reconfiguring from a wireless network router state of operation into a wireless network coordinator state of operation in a wireless communication network