Abstract: A contaminant mitigation system for a lift includes a set of vertical panels configured to be attached to a platform and guardrails of the lift to form a bottom enclosure and a set of vertical walls is arranged to slidingly correspond with the set of vertical panels. In this way, the set of vertical panels and the set of vertical walls cooperate to form a vertically-extendable enclosure. A controller is configured to extend and/or retract the vertically-extendable enclosure to engage a ceiling when the lift platform is positioned at the ceiling. An evacuator of the system is configured to maintain a negative pressure within the vertically-extendable enclosure when engaged with a ceiling.

Abstract: A data transformation and exchange server receives an input data stream from one or more application servers and/or computing devices. The data stream includes a plurality of input records and each input record can be in a different input protocol and/or character encoding. The transformation and exchange server determines each input record in the input data stream based on one or more boundary points and determines a template from a plurality of templates based on the input record. The transformation and exchange server transforms the input record into an output record based on the template and communicates the output record via an output data stream.

Abstract: A portable data terminal including a processor, a plurality of system resources, data storage means configured to store a plurality of program instructions, the program instructions including at least one hardware device driver and at least one scan driver, an image engine including a host interface, an imager in communication with the host interface, an illumination assembly and an aimer assembly wherein the illumination and aimer assemblies are controlled by the processor according to instructions stored in the data storage means, and a data structure having at least one data type and at least one value, the data structure being defined by the scan driver wherein the scan driver is configured to modify the data structure and transfer at least one of the values of the data structure to the hardware device driver in order to manage acquisition and release of a system resource by the image engine.

Abstract: A portable data terminal including a processor, a plurality of system resources, data storage means configured to store a plurality of program instructions, the program instructions including at least one hardware device driver and at least one scan driver, an image engine including a host interface, an imager in communication with the host interface, an illumination assembly and an aimer assembly wherein the illumination and aimer assemblies are controlled by the processor according to instructions stored in the data storage means, and a data structure having at least one data type and at least one value, the data structure being defined by the scan driver wherein the scan driver is configured to modify the data structure and transfer at least one of the values of the data structure to the hardware device driver in order to manage acquisition and release of a system resource by the image engine.

Abstract: A data transformation and exchange server receives an input data stream from one or more application servers and/or computing devices. The data stream includes a plurality of input records and each input record can be in a different input protocol and/or character encoding. The transformation and exchange server determines each input record in the input data stream based on one or more boundary points and determines a template from a plurality of templates based on the input record. The transformation and exchange server transforms the input record into an output record based on the template and communicates the output record via an output data stream.

Abstract: There is described a method and apparatus for processing a card. A card that is processed can have a corresponding card holder. In one embodiment, a card reader can be provided for reading information of a card. A card reader in one embodiment can be configured to sense a level of degradation of a card. A card reader in one embodiment can be in communication with a remote processor system.

Abstract: An apparatus comprising: a sensor array having rows of pixels which are exposed to symbol indicia, wherein the sensor array generates a sync signal; an aiming pattern generator for producing an aiming pattern superimposed on the symbol indicia; a processor which utilizes the sync signal to control the aiming pattern generator to: turn on the aiming pattern during exposure of a first predetermined row of pixels; turn off the aiming pattern during exposure of a second predetermined row of pixels; turn on the aiming pattern during exposure of a third predetermined row of pixels; and, a housing for housing the sensor array, aiming pattern generator and processor for hand held operation.

Abstract: A method for decoding a decodable symbol using an optical reader having a 2D image sensor that is configured to operate in a partial frame capture operating mode. In a partial frame operating mode, the reader clocks out and captures at least one partial frame of image data having image data corresponding to less than all of the pixels of an image sensor pixel array. In one embodiment, the reader operating in a partial frame operating mode captures image data corresponding to a linear pattern of pixels of the image sensor, reads the image data, and attempts to decode for a decodable bar code symbol which may be represented in the image data.

Abstract: The present invention relates to an apparatus packaging components of an optical reading device which may include illumination optical elements, receive optical elements, and signal processing elements. In one embodiment a single circuit board can carry multiple elements such as an image sensor together with illumination elements. In one embodiment, a control circuit can be provided that is coupled to a light source and an image sensor.

Abstract: A data reader system comprising an optical reader for reading symbol indicia and producing a symbol signal representative of the symbol indicia; a memory device for storing parameter data specific to the optical reader; and a processor for controlling: the optical reader; receiving the symbol signal and interpreting the symbol signal; the processor having memory for storing parameter data specific to the optical reader, wherein the processor is located remotely from the optical reader and memory device.

Abstract: An optical reader can include an image sensor. In one embodiment an optical reader can be configured to have different operating modes, the different operating modes optimizing the reader for reading different indicia. In another embodiment an optical reader can comprise a multiple color emitting light source. In another embodiment an optical reader can be provided in a specialized form factor including an enlarged head portion and an elongated body portion extending from the head portion.

Abstract: A bar code reading device having an image sensor including a plurality of pixels can be operated to capture a parameter determination frame of image data, wherein the parameter determination frame of image data includes image data corresponding to light incident at less than all of the pixels of the image sensor. A bar code reading device can also be operated in an image capture operating mode in which a partial frame of image data is captured, wherein the partial frame of image data includes image data corresponding to light incident at less all of the pixels of the image sensor, and wherein image data of the partial frame can be processed in order to attempt to decode a bar code symbol.

Abstract: The invention is an optical reader having a plurality of imaging modules. In one method for operating a multiple imaging module reader of the invention, a second frame of image data captured via actuation of a second imaging module is automatically captured and subjected to decoding in the case an attempt to decode using a frame of image data captured via actuation of a first imaging module fails. In another embodiment, a frame of image data captured via actuation of an image sensor of a first module and actuation of illumination of a second imaging module is subjected to decoding. In another embodiment, frames of image data captured via actuation of image sensors of spaced apart modules are combined. The various modules of a multiple imaging module reader can be adapted to have different best focus positions so that a field depth of the reader is improved.

Abstract: The invention relates to a system for processing image data corresponding a scene comprising an imaging device and an image reading instruction indicia. In accordance with the invention, image data corresponding to a scene comprising an image reading instruction indicia is processed in a manner that depends on features of the image reading instruction indicia. If the image reading instruction indicia is of a type whose size, scaling, orientation, and distortion can be determined, scaling, orientation, and distortion characteristics determined from the image reading instruction indicia can be used to improve the image reading process.

Abstract: A method of investigation of a body including applying interrogatory electrical signals at different frequencies to the body. First signals are obtained representing first electrical impedance measurements at the different frequencies. Second signals are obtained representing subsequent second electrical impedance measurements at the different frequencies after a change in the internal state of the body. Characteristics of part of the body are selectively determined in response to the first and second signals at the different frequencies. The invention has application in electrical impedance tomography techniques where the different frequency behavior of different parts of the body associated with temporal changes can be used to improve organ resolution and tissue differentiation.

Abstract: The invention provides a back-projection image reconstruction method or algorithm of the type B(FB).sup.-1 g=c, where c is the image data vector which is to be reconstructed, g is, arranged in suitable form, the measurement data vector from which the image data vector c is to be reconstructed, F is a matrix representing the forward operation from c to g and B is a matrix representing the corresponding direct back-projection operation, characterised in that for the matrix (FB).sup.-1 there is substituted the equivalent, computationally more amenable, matrix product WQ.sup.-1 W*, wherein W* is the complex conjugate of W, Q.sup.-1 is the inverse of a matrix Q obtainable from the matrix FB by the operation Q=W*(FB)W and W is a matrix related to the Fourier Transform and defined in the specification.

Abstract: An electronic system is disclosed which examines the first derivative of an applied electrocardiographic (ECG) signal, recognizes the R-wave event therefrom, and discriminates against signal components which lie outside predetermined signal parameters in producing a rectangular pulse output. In addition, muscle artifact and pacers are discriminated against. The system includes an automatic gain control to eliminate the need for operator controls.