Abstract: An interface assembly is provided for interfacing an imaging engine having an adjustable lens assembly to a circuitry assembly of an optical code reader system, the interface assembly includes a first coupling circuitry assembly for transmission of at least one input signal in a first direction from the circuitry assembly toward the imaging engine, the at least one input signal including at least one focus control signal for controlling the lens assembly for selecting a focus position of at least two focus positions, and a second coupling circuitry assembly for transmission of at least one output signal in a second direction from the imaging engine toward the circuitry assembly, the at least one output signal including at least one pixel data signal, wherein the at least one pixel data signal is indicative of light sensed by a photo sensor array of the imaging engine. Preferably, the imaging engine is removably positioned and/or dimensioned and configured to fit within a predetermined form factor.

Abstract: An omnidirectional optical code reader employs two or more line photo sensor arrays orientated at an angle to one another. Electrical signals from the photo sensor arrays may be converted to digital signals by circuitry located on the die of each of the line photo sensors. Code reader circuitry is located on a circuit board orientated vertically in a backwardly sloping handle of a gun-shaped housing.

Abstract: An imaging optical code reader is adapted for use in producing video displays and for use in motion detection surveillance using video compression and narrow band width communication links. An optical system including a plane parallel plate may be employed to change the system focal distance.

Abstract: A mobile computing device is provided having more than one imaging engine, and preferably, two imagining engines. Switching circuitry is provided for switching between the two imaging engines. Each imaging engine is optimized for use in specific applications and includes different specifications from the other imaging engine. Preferably, one imaging engine is optimized to provide higher resolution images than the other imaging engine, and one imaging engine is optimized to focus an object located 7.50 to 12.50 cm from the mobile computing device (near-to-mid range imaging), while the other imaging engine is optimized to focus an object located from 12.50 cm to infinity from the mobile computing device (mid-to-far range imaging). One imaging engine preferably includes a color image sensor, while the other imaging engine includes a black and white image sensor.

Abstract: An optical code reader is provided including imaging circuitry having an array of photo sensing devices capable of sensing light incident on the array and outputting a plurality of pixel signals corresponding to the sensed light. The reader further includes control and logic circuitry for receiving a subset of the plurality of pixel signals, processing the received subset of the plurality of pixel signals for determining if the received pixel signals meet at least one predetermined condition, and outputting a selection control signal in accordance with the processing results. A focus analysis software module executable by the control and logic circuitry determines the focus quality of the received pixel signals. A selector control software module executable by the control and logic circuitry generates a selection control signal in accordance with the determined focus quality of the received pixel signals.

Abstract: A system and method for imaging an optical code is provided including the steps of consecutively imaging an optical code respectively using at least a first and a second imaging setting; generating at least first and second sets of image data respectively corresponding to the first and second imaging settings; evaluating at least one of the first and second sets of image data; and selecting at least one of the first and second sets of image data in accordance with the evaluation. The system includes an imaging engine having a lens assembly and a photo sensor array for consecutively imaging an optical code located in a field of view of the imaging engine using at least the first and the second imaging settings, and generating the at least first and second sets of image data respectively corresponding to the first and second imaging settings.

Abstract: An imaging arrangement for, and method of, imaging a target at one of a plurality of focal planes, includes a two-dimensional sensor having an array of pixels for converting incident light into electrical signals to be processed into an image of the target, and an optical assembly including a stationary optical element transmissive to the incident light en route to the sensor. The element is fixed relative to the sensor and has a plurality of optical portions respectively arranged in a plurality of patterns relative to a plurality of groups of the pixels. The assembly is operative for focusing the respective groups of the pixels in the respective patterns at respective focal planes spaced apart from one another away from the sensor.

Abstract: A data terminal includes a digital camera for capturing an image and data processing/storage/encoding means for processing the image information, together with an internal server for creating a web site at the terminal displaying the image. As a result high resolution image information is immediately accessible to authorized users and instantly recorded.

Abstract: An imaging optical code reader is adapted for use in producing video displays. A rotating plate carrier is capable of placing several different optical elements into the optical paths of the system including at least one plane parallel plate to change the system focal distance.

Abstract: The operating environment of a moving laser beam in a flying spot, electro-optical reader is simulated in a solid-state, sensor-based imaging reader by turning a visible line produced by a light emitting diode on and off prior to capturing a two-dimensional image of a target.

Abstract: A sales incentive system utilizing a portable handheld optical code reader for use by a consumer for scanning bar code symbols corresponding to product items to be purchased, including a memory for storing symbol data of items scanned by the reader a computer receives the stored data associated with the scanned items from the memory of the reader, and selectively generates coupon information based upon sales offers for specific products currently available based upon an analysis of the stored data by the computer. A printer may be coupled to the computer for printing at the consumer's location a set of coupons corresponding to the coupon information transferred from the computer to the consumer's location.

Abstract: The invention concerns an improved pyrogenicity test for use in automated immunoassay systems, in which a sample is incubated with a monocyte-containing reagent in a pyrogen-free assay system preferably comprising a surface coated with pyrogen-free anti-cytokine antibodies. The invention also concerns pyrogen-free assay systems coated with pyrogen-free antibodies for use in these tests. The invention also relates to a test to measure the basal production of endogenous mediators of the inflammatory response by leukocytes and a method of measuring the capacity of a leukocyte to respond to a stimuli.

Abstract: Molded imager optical packages are disclosed which are particularly adapted for use in miniaturized, linear sensor-based code reading engines. The package may include a one-dimensional solid state photo sensor with a small number of cells. A low F-number optical system may be integrally molded in the sensor packaging.

Abstract: Holographic optical elements are configured and deployed in optical imagers and scanners to produce optical modification of output laser beams and light received and detected by the system. In some preferred embodiments electrically switchable holographic optical elements (ESHOEs) are employed for beam tilting, for varying spot size and shape for modifying system focal distance and field of view, for changing laser aiming patterns and/or for color imaging.

Abstract: An imaging optical code reader is adapted for use in producing video displays and for use in motion detection surveillance using video compression and narrow band width communication links. An optical system including a plane parallel plate may be employed to change the system focal distance. The imaging optical code reader is also adapted for measurement of physical parameters of a target object including motion, distance, weight and dimensions.

Abstract: An optical imager includes an image sensor, an objective lens having an optical axis for directing an image of a target onto the image sensor, at least one circuit board carrying circuitry connected to the image sensor for providing electronic signals corresponding to information for a target image, a reflective element incident to the optical axis for reflecting the target image onto the image sensor, and wherein the image sensor is arranged such that it is not incident to the optical axis. The imager is sufficiently compact such that it can be worn on a finger of a user.

Abstract: A semiconductor device for imaging optical code symbols comprises no more than 1024 pixels, wherein each of the pixels has an aspect ratio that is greater than 2 to 1 with a short dimension not greater than 4 &mgr;m and not less than 2 &mgr;m, wherein preferably the pixels are arranged in a single row. The semiconductor may have a collection surface configured as a set of no less than 256 and no more than 1024 pixels. Also provided is a bar code reader including a sensor for imaging a field of view of the reader comprising a single semiconductor device as described above.

Abstract: A data system and method for retrieving information from a particular address of a computer network using a collection of bar code symbols and a hand-held, portable terminal. Each of the bar code symbols of the collection includes encoded data that is associated with a particular computer network address. The hand-held, portable terminal comprises a reading unit including a laser scanner or a CCD array, a communications unit, and a display. In operation, the reading unit scans or images a bar code symbol from the collection, the communications unit establishes a connection to the computer network and accesses the computer network address associated with a particular bar code symbol, and information stored on the computer network at a location associated with the network address is transferred to the terminal and displayed on the display.

Abstract: A sales incentive system utilizing a portable handheld optical code reader for use by a consumer for scanning bar code symbols corresponding to product items to be purchased, including a memory for storing symbol data of items scanned by the reader a computer receives the stored data associated with the scanned items from the memory of the reader, and selectively generates coupon information based upon sales offers for specific products currently available based upon an analysis of the stored data by the computer. A printer may be coupled to the computer for printing at the consumer's location a set of coupons corresponding to the coupon information transferred from the computer to the consumer's location.