1
Ynjiun P Wang: Electronic transaction systems and methods therefor. eSign, Flehr Hohbach Test Albritton & Herbert, January 16, 2001: US06175922 (435 worldwide citation)


A method and apparatus is disclosed for approving a transaction request between an electronic transaction system and a portable electronic authorization device (PEAD) carried by a user using an electronic service authorization token. The method includes the steps of receiving at the PEAD first digit ...


2
Ynjiun P Wang, Jerome Swartz, Daniel R McGlynn: Record with encoded data. Symbol Technologies, Finnegan Henderson Farabow Garrett & Dunner, August 9, 1994: US05337361 (426 worldwide citation)


A record contains a graphic image and an information area which are interrelated to discourage misuse of the record. The information area can overlay the graphic image and include information encoded in a error-correctable, machine-readable format which allows recovery of the information despite dis ...


3
William E Beller, Ynjiun P Wang: Bar code dataform scanning and labeling apparatus and method. Metanetics Corporation, Watts Hoffmann Fisher & Heinke Co A, February 11, 1997: US05602377 (405 worldwide citation)


A bar code scanning and labeling apparatus for scanning and decoding a bar code associated with a product and generating a two dimensional bar code dataform incorporating selected data including at least a portion of the decoded, product related data from the product's bar code and additional data r ...


4
Chen Feng, Ynjiun P Wang: Portable data collection device with LED targeting and illumination assembly. Metanetics Corporation, Watts Hoffman Fisher & Heinke Co A, July 21, 1998: US05783811 (322 worldwide citation)


The device includes an imaging assembly including a two dimensional (2D) photosensor array overlied by a RGB color filter. The imaging assembly includes an illumination assembly providing a relatively uniform illumination pattern over an imaging target area. The illumination assembly includes a plur ...


5
C Jim Li, Angi Ye, Ynjiun P Wang: Portable data collection device with dataform decoding and image capture capability. Metanetics Corporation, Watts Hoffmann Fisher & Heinke, February 1, 2000: US06019286 (316 worldwide citation)


A portable data collection device is disclosed. The device includes an imaging assembly including a two dimensional (2D) photosensor array overlied by a RGB color filter. The imaging assembly is selectively actuatable with a first trigger for reading a dataform in the imaging assembly's target area ...


6
Ynjiun P Wang, Paul P Ju: Dataform readers having controlled and overlapped exposure integration periods. Metanetics Corporation, Kenneth P Robinson, May 28, 1996: US05521366 (302 worldwide citation)


Dataform readers and methods provide operation with a sequence of overlapping exposure periods for successive lines of sensor elements of an array. Also, the exposure periods for successive lines of sensor elements, or successive subsets of lines, can be independently determined. In operation of a d ...


7
Ynjiun P Wang: Autodiscrimination for dataform decoding and standardized recording. Metanetics Corporation, Kenneth P Robinson, April 14, 1998: US05739518 (291 worldwide citation)


In a warehouse, for example, incoming packages may bear dataforms of a variety of different types such as 1D bar codes, 2D bar codes and matrix codes. By use of image features distinctive for different dataforms, a hand-held reader is enabled to autodiscriminate among different 1D and 2D bar codes a ...


8
Ynjiun P Wang, Paul P Ju: Dataform readers and methods. Metanetics Corporation, Kenneth P Robinson, July 8, 1997: US05646390 (291 worldwide citation)


Dataform readers and methods provide operation with a sequence of overlapping exposure periods for successive lines of sensor elements of an array. Also, the exposure periods for successive lines of sensor elements, or successive subsets of lines, can be independently determined. In operation of a d ...


9
Ynjiun P Wang, Paul P Ju: Automatic exposure single frame imaging systems. Metanetics Corporation, Kenneth P Robinson, November 5, 1996: US05572006 (279 worldwide citation)


An automatic exposure imaging system operating on a single frame image capture basis is adapted for single chip CMOS type construction. For reading dataforms, such as two-dimensional bar codes and matrix codes, the system can provide automatic gain control, automatic exposure control, automatic focu ...


10
Chen Feng, Ynjiun P Wang: Portable data collection device with viewing assembly. Metanetics Corporation, Watts Hoffmann Fisher & HeinkeCo A, November 10, 1998: US05834754 (278 worldwide citation)


A portable data collection device is disclosed. The device includes an imaging assembly including a two dimensional (2D) photosensor array. The imaging assembly is selectively actuatable with a first trigger for reading a target dataform in the imaging assembly's target area and actuatable with a se ...



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