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Class Information
Number: 235/462.28
Name: Registers > Coded record sensors > Particular sensor structure > Optical > Bar code > Reader processing circuitry > Clock generating or sampling circuit
Description: Subject matter including means for generating a predetermined timing pulse used to control the signal received from the photo-detector.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7600688 |
System surface for decoding coded data |
Oct. 13, 2009 |
| 7516896 |
Frequency tunable resonant scanner with auxiliary arms |
Apr. 14, 2009 |
| 7499090 |
Rolling-reset imager with optical filter |
Mar. 3, 2009 |
| 7380721 |
Low-cost compact bar code sensor |
Jun. 3, 2008 |
| 7354000 |
Method and system for sensing a barcode |
Apr. 8, 2008 |
| 7278577 |
Image input system |
Oct. 9, 2007 |
| 7065645 |
System, method, and apparatus for visual authentication |
Jun. 20, 2006 |
| 6945462 |
Optical information reading apparatus |
Sep. 20, 2005 |
| 6935564 |
Circuit and method for correcting influence of AC coupling |
Aug. 30, 2005 |
| 6932273 |
Method and apparatus to prevent reporting multiple reads of optical coded items |
Aug. 23, 2005 |
| 6871785 |
Method and device for compensating undesired variations in an electrical signal generated by an optical code reader |
Mar. 29, 2005 |
| 6840453 |
Optical scanning apparatus |
Jan. 11, 2005 |
| 6783073 |
Image input system |
Aug. 31, 2004 |
| 6698658 |
Method and apparatus to prevent reporting multiple reads of optical coded items |
Mar. 2, 2004 |
| 6499663 |
Image input system |
Dec. 31, 2002 |
| 6491224 |
Optical scanning apparatus |
Dec. 10, 2002 |
| 6484944 |
Optoelectronic device for acquiring images of planes, such as bar code symbols |
Nov. 26, 2002 |
| 6382511 |
Methods and apparatus for digitizing and processing of analog barcode signals |
May. 7, 2002 |
| 6382512 |
Signal reading control apparatus for barcode scanner |
May. 7, 2002 |
| 6176429 |
Optical reader with selectable processing characteristics for reading data in multiple formats |
Jan. 23, 2001 |
| 6082621 |
Interface between threshold processing digitizer for bar code reader |
Jul. 4, 2000 |
| 6073850 |
Optical reader for information pattern representing coded data |
Jun. 13, 2000 |
| 6032865 |
Method of reading bar code |
Mar. 7, 2000 |
| 5925869 |
Multiple-input, mixed-type bar code processor with single decoder |
Jul. 20, 1999 |
| 5923023 |
Method and apparatus for detecting transitions in an input signal |
Jul. 13, 1999 |
| 5910651 |
Method and apparatus for image nonlinearity compensation in scanning systems |
Jun. 8, 1999 |
| 5773809 |
Optical code reading apparatus |
Jun. 30, 1998 |
| 5686717 |
Bar code symbol reading system with multi-port digital signal decoder |
Nov. 11, 1997 |
| 5633488 |
Method and apparatus to enable the high speed evaluation of bar code indicia |
May. 27, 1997 |
| 5569900 |
Method and optical scanning apparatus for the identification of a code consisting of sequential light and dark fields |
Oct. 29, 1996 |
| 5495096 |
Multi-focus optical device |
Feb. 27, 1996 |
| 5477042 |
2-D bar code scanner/decoder having a redundancy canceller |
Dec. 19, 1995 |
| 5457309 |
Predictive bar code decoding system and method |
Oct. 10, 1995 |
| 5392150 |
Optical information reading device |
Feb. 21, 1995 |
| 5036183 |
Code reading device |
Jul. 30, 1991 |
| 4806741 |
Electronic code enhancement for code readers |
Feb. 21, 1989 |
| 4801788 |
Bar code scanner for a video signal which has a shading waveform |
Jan. 31, 1989 |
| 4800256 |
Halographic scanner having adjustable sampling rate |
Jan. 24, 1989 |
| 4642459 |
Light pen input system having two-threshold light sensing |
Feb. 10, 1987 |
| 4581482 |
Method and device for signature verification |
Apr. 8, 1986 |
| 4567360 |
Optical reading apparatus |
Jan. 28, 1986 |
| 4553035 |
Data acquisition control method and system for a hand held reader |
Nov. 12, 1985 |
| 4538060 |
Optical reading apparatus having a reading sensor of electronic scanning type |
Aug. 27, 1985 |
| 4516017 |
High-sensitive optical reading apparatus and method of reading optical information |
May. 7, 1985 |
| 4465926 |
Optical reading device for the manual optical scanning and for evaluating optically readable character codes |
Aug. 14, 1984 |
| 4247760 |
Method and circuit arrangement for generating and processing two separate pulse trains bearing information |
Jan. 27, 1981 |
| 4232216 |
Method and device for reading coded information in the form of intervals of predetermined sizes |
Nov. 4, 1980 |
| 4147295 |
Method and apparatus for recognizing bar codes |
Apr. 3, 1979 |
| 4148010 |
Magnetic ink character reader system |
Apr. 3, 1979 |
| 4140271 |
Method and apparatus to read in bar-coded information |
Feb. 20, 1979 |
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