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Class 382/313 - Hand-held


Subclass of Class 382 - Image analysis
Definition: Subject matter wherein the sensor must be handled by a human
No. of patents: 469
Last issue date: 05/29/2012


                    12  
NumberTitleIssue Date
4472710Spatula-shaped light pen
A light pen is provided with an elongated or spatula-shaped light receiving end which houses a plurality of optical fiber tubes in either a linear or two-dimensional array. The device is useful for simultaneously reading the coordinates of a plurality of ...
09/18/1984
4457016File label reading system
The present invention provides a manually controlled wand which is particularly suited for use in a file control system in which the files are provided with machine readable codes located along an edge of the file. The wand is adapted by the provision of ...
06/26/1984
4414546Apparatus for and methods of identifying horses by scanning their chestnuts
The identity of horses is established by optically scanning the four "chestnuts" located on the insides of their legs to generate digital numbers corresponding to the width, height and area of each chestnut. These numbers are encoded digitally with an app...
11/08/1983
4402088OCR And bar code reading using area array
An electronic scanner scans both bar code characters and alphanumeric characters producing a set of electrical signals. The electrical signals are examined by both a alphanumeric optical character reader and a bar code reader and the system outputs a sign...
08/30/1983
4386433Character doubling eliminator
A circuit utilizing four flip flops and a number of gates is used to prevent character doubling when reading optically with a hand held optical character reader. The character can move partially out of and then back into the scanning view without losing c...
05/31/1983
4349730Data processing device for reading and processing visually observable information present on a data carrier
The data processing device for reading and processing visually observable information taking place on a data carrier includes a hand operated reading unit guidable in a first direction along a line of the text on the data carrier; scanning unit in the for...
09/14/1982
4277689Document reader
An optical character reader for conversion of information to a machine readable code from a strip of alpha-numeric characters on the face of a document. It includes an elongated document slot along which the document may be hand guided through a predeterm...
07/07/1981
4276541Display control of hand-written, memorized pattern at a preselected time
A hand-written pattern is introduced through a matrix input means and stored in a matrix memory. An alarm time is set and stored in an alarm time memory. A detection circuit develops a detection output when the current time reaches the alarm time set in t...
06/30/1981
4260979Apparatus for sensing non-coded images
Scanning apparatus is provided for sensing non-coded images on a substrate. Hand-held scanning apparatus comprises a group of light sensitive elements for sensing the light and dark pattern of the image as the scanner is moved across the substrate and mea...
04/07/1981
4251798Portable laser scanning arrangement for and method of evaluating and validating bar code symbols
Laser light reflected from a bar code symbol pattern is detected by a photodetector mounted in a portable scanning head of a laser scanning system. By selecting appropriate threshold values on the analog signal generated by the photodetector, the analog s...
02/17/1981
4251800Tilt compensating AGC
A correcting bias is applied to the video signal from a hand-held optical character reader to compensate for horizontal tilt of the hand-held reader and also to increase the acceptability of photodiode arrays which are used in the reader and to correct un...
02/17/1981
4250488Device for scanning patterns with a regulated light source
Patterns on a recording medium are scanned, with reflected light from a light source, and interference factors occurring from fluctuating diffused reflectance of the recording medium and the changing distance of the light source from the scanning field ar...
02/10/1981
4246570Optical wand for mechanical character recognition
An optical wand for automatically recognizing characters in a plurality of fonts incorporates a manually movable scanner incorporating a light source and a sensor array composed of a diode matrix. A first preprocessing unit is connected to receive the out...
01/20/1981
4204636Interface between data reading wand and cash register display
Circuitry receives data information from a wand and decodes the same for duplicating a keyboard input to a display. The interface circuit includes a plurality of switches paralleling the keyboard input switches and generates autonomously a control signal ...
05/27/1980
4180204Automatic inventorying system
A method and means for automatically inventorying items having coded tags or labels using a character-recognition device, such as a wand scanner, in combination with a system for specially marking the labels when they have been successfully read and recor...
12/25/1979
4158194Optical recognition system
Described is an optical character recognition system wherein total data entry is accomplished through a hand held unit. The unit includes an optical scanner, a keyboard and a display which communicate with a portable character recognition unit....
06/12/1979
4143358Wand lamp control
A lamp control for a hand-held OCR wand having a photosensor array positioned to sense light reflected into the wand through a reading aperture therein. A lamp is carried by the wand for illuminating the field facing the reading aperture. Recognition mean...
03/06/1979
4118687Portable OCR system
Disclosed is a portable optical character recognition system which may be used as a point-of-sale or inventory taking system which operates from battery power and may be moved from place to place without difficulty. The system includes an edit and sequenc...
10/03/1978
4115703Hand held optical reading device
A molded housing is formed by two opposing mating sections and includes a forward head portion projecting from a handle portion. The housing sections confine therebetween a lens barrel and a light source which have corresponding inclined axes converging t...
09/19/1978
4104616Hand operated optical character recognition system
A hand operated optical character recognition system utilizes a one dimensional array of photo-sensitive elements divided into a plurality of groups, each group having at least one photo-sensitive element and defining a unit region to be scanned on a shee...
08/01/1978
4088981Automated data entry and display system
The present invention relates to an automated data entry and display system. In this system a hand held photoelectric wand scans a document bearing alpha-numeric characters and reads these characters by generating electrical signals which correspond to th...
05/09/1978
4061380Rotational strain relief with inline plug
Disclosed is a tubular structure for rotationally interconnecting two bodies both mechanically and electrically. The tubular member is firmly attached to one member and extends through the other member. Electrical wires extend through the tubular member a...
12/06/1977
4048617Retrace data elimination
This invention relates to modification and utilization of signals developed by automatic reading systems where a hand-held optical unit scans a data field or alpha-numeric characters, and more particularly, to operations which eliminate redundancy in sign...
09/13/1977
4045816Automatic corrector for fixed pattern odd/even video noise
Fixed pattern odd/even noise in the video signal output from a self-scanned photosensor array is substantially eliminated by integrating the video signal at the cell scan rate, and converting the resultant to a pulse having a width proportional to the cha...
08/30/1977
3976973Horizontal scan vertical simulation character reading
Variations in scan rate and in position of a character within a field resulting from positional inaccuracies caused by use of a hand-held scanning device and/or loosely constrained document printing mechanisms and techniques are accommodated by sweeping a...
08/24/1976
3964022Hand-held scan data handling system
Optically reading and processing alphanumeric data using a hand-held wand by passing a two-dimensional array of photosensitive elements horizontally along a line of data to be read. An optical image of the data is focused upon the array to produce digitiz...
06/15/1976
3947817Hand operated optical character recognition wand
An optical data reader and processor utilizing a two dimensional array of photosensitive elements operated at a high frame rate; a shift register of one character width, and greater than one character height to store the binary representation of the chara...
03/30/1976
3936596Optical projection apparatus
An optical projection apparatus including a projection screen on which a microimage is projected on an enlarged scale and adapted to be connected with an information processing system comprising; Microfilm feeding means which feeds and stops a microfilm on whi...
02/03/1976
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