A software-programmed controller supported by a mobile electro-optical reader is operative for sensing when the mobile reader is supported in a steady state by the operator for a predetermined time period, and for automatically actuating the mobile reader in response to sensing the steady state to i
A software-programmed controller supported by a mobile electro-optical reader is operative for sensing when the mobile reader is supported in a steady state by the operator for a predetermined time period, and for automatically actuating the mobile reader in response to sensing the steady state to initiate reading of indicia while the mobile reader is supported in the steady state by the operator for the predetermined time period.
대표청구항▼
I claim: 1. A data collection system, comprising: an actuatable, mobile unit movable by an operator, and operative for collecting data when actuated; and a programmed controller for sensing when the mobile unit is supported in a steady state by the operator for a predetermined time period, and for
I claim: 1. A data collection system, comprising: an actuatable, mobile unit movable by an operator, and operative for collecting data when actuated; and a programmed controller for sensing when the mobile unit is supported in a steady state by the operator for a predetermined time period, and for automatically actuating the mobile unit in response to sensing the steady state to initiate collecting the data while the mobile unit is supported in the steady state by the operator for the predetermined time period, the programmed controller being also operative for deactuating the mobile unit while the mobile unit is being moved by the operator. 2. The system of claim 1, wherein the mobile unit is a reader for electro-optically reading indicia by scanning the indicia with a light beam, and by detecting light scattered from the indicia. 3. The system of claim 2, wherein the reader includes a photodetector for generating successive analog electrical signals indicative of the light detected from the indicia, and a signal processor for digitizing the successive analog electrical signals to generate successive digitized signals, and wherein the programmed controller is operative for comparing the successive digitized signals over the predetermined time period, and for automatically actuating the reader when the successive digitized signals being compared differ from one another by no more than a predetermined amount. 4. The system of claim 3, and further comprising a memory for storing the successive digitized signals, and wherein the programmed controller is operative for accessing the memory to retrieve the successive digitized signals stored in the memory. 5. The system of claim 1, wherein the mobile unit is a reader for electro-optically reading indicia by capturing light from the indicia with an array of image sensors. 6. The system of claim 5, wherein the array of image sensors is operative for generating successive images indicative of the light captured from the indicia, and wherein the programmed controller is operative for comparing the successive images over the predetermined time period, and for automatically actuating the reader when the successive images being compared differ from one another by no more than a predetermined amount. 7. The system of claim 6, and further comprising a memory for storing the images, and wherein the programmed controller is operative for accessing the memory to retrieve the successive images stored in the memory. 8. The system of claim 1, wherein the mobile unit is a reader for electro-optically reading indicia, the reader being supported by the operator's hand during reading of the indicia. 9. The system of claim 8, wherein the reader includes a module supported on the operator's finger. 10. A data collection system, comprising: an actuatable, mobile, electro-optical reader movable by an operator, and operative for electro-optically reading indicia when actuated, the reader including a sensor for sensing return light from the indicia, and for successively generating electrical signals indicative of the indicia being read; and a programmed controller for determining when the mobile reader is supported in a steady state by the operator by comparing the successive electrical signals from the sensor for a predetermined time period, and for automatically actuating the mobile reader in response to determining the steady state when the successive electrical signals being compared differ from one another by no more than a predetermined amount to initiate reading of the indicia while the mobile reader is supported in the steady state by the operator for the predetermined time period, the programmed controller being also operative for deactuating the mobile reader while the mobile reader is being moved by the operator. 11. The system of claim 10, wherein the reader is operative for scanning the indicia with a light beam, and wherein the sensor is operative for sensing the return light scattered from the indicia. 12. The system of claim 11, wherein the sensor is operative for generating the successive electrical signals as analog signals indicative of the return light sensed from the indicia, and a signal processor for digitizing the successive analog electrical signals to generate successive digitized signals, and wherein the programmed controller is operative for comparing the successive digitized signals over the predetermined time period, and for automatically actuating the reader when the successive digitized signals being compared differ from one another by no more than the predetermined amount. 13. The system of claim 12, and further comprising a memory for storing the successive digitized signals, and wherein the programmed controller is operative for accessing the memory to retrieve the successive digitized signals stored in the memory. 14. The system of claim 10, wherein the reader is operative for electro-optically reading the indicia by capturing the return light from the indicia with an array of image sensors. 15. The system of claim 14, wherein the array of image sensors is operative for generating successive images indicative of the return light captured from the indicia, and wherein the programmed controller is operative for comparing the successive images over the predetermined time period, and for automatically actuating the reader when the successive images being compared differ from one another by no more than the predetermined amount. 16. The system of claim 15, and further comprising a memory for storing the images, and wherein the programmed controller is operative for accessing the memory to retrieve the successive images stored in the memory. 17. The system of claim 10, wherein the reader is supported by the operator's hand during reading of the indicia. 18. The system of claim 17, wherein the reader includes a module supported on the operator's finger. 19. An actuatable, electro-optical reader for electro-optically reading indicia, comprising: a mobile housing supported and movable by an operator, and a sensor in the housing for sensing return light from the indicia, and for successively generating electrical signals indicative of the indicia being read; and a programmed controller for determining when the mobile housing is supported in a steady state by the operator by comparing the successive electrical signals from the sensor for a predetermined time period, and for automatically actuating the reader in response to determining the steady state when the successive electrical signals being compared differ from one another by no more than a predetermined amount to initiate reading of the indicia while the mobile housing is supported in the steady state by the operator for the predetermined time period, the programmed controller being also operative for deactuating the reader while the mobile housing is being moved by the operator. 20. The system of claim 19, and further comprising a scanner in the housing for scanning the indicia with a light beam, and wherein the sensor is operative for sensing the return light scattered from the indicia. 21. The reader of claim 20, wherein the sensor is operative for generating the successive electrical signals as analog signals indicative of the return light sensed from the indicia, and a signal processor for digitizing the successive analog electrical signals to generate successive digitized signals, and wherein the programmed controller is operative for comparing the successive digitized signals over the predetermined time period, and for automatically actuating the reader when the successive digitized signals being compared differ from one another by no more than the predetermined amount. 22. The system of claim 21, and further comprising a memory for storing the successive digitized signals, and wherein the programmed controller is operative for accessing the memory to retrieve the successive digitized signals stored in the memory. 23. The reader of claim 19, wherein the reader is operative for electro-optically reading the indicia by capturing the return light from the indicia with an array of image sensors. 24. The reader of claim 23, wherein the array of image sensors is operative for generating successive images indicative of the return light captured from the indicia, and wherein the programmed controller is operative for comparing the successive images over the predetermined time period, and for automatically actuating the reader when the successive images being compared differ from one another by no more than the predetermined amount. 25. The system of claim 24, and further comprising a memory for storing the images, and wherein the programmed controller is operative for accessing the memory to retrieve the successive images stored in the memory. 26. The reader of claim 19, wherein the housing is supported by the operator's hand during reading of the indicia. 27. The reader of claim 26, wherein the reader includes a module supported on the operator's finger. 28. A data collection method, comprising the steps of: moving an actuatable, mobile unit supported by an operator, and collecting data when the mobile unit is actuated; sensing, under control of a programmed controller, when the mobile unit is supported in a steady state by the operator for a predetermined time period, and automatically actuating the mobile unit in response to sensing the steady state to initiate collecting the data while the mobile unit is supported in the steady state by the operator for the predetermined time period; and deactuating the mobile unit while the mobile unit is being moved by the operator. 29. A data collection method, comprising the steps of: moving an actuatable, mobile, electro-optical reader by an operator, electro-optically reading indicia when the reader is actuated by sensing return light from the indicia, and successively generating electrical signals indicative of the indicia being read; determining when the mobile reader is supported in a steady state by the operator by comparing the successive electrical signals for a predetermined time period, and automatically actuating the mobile reader in response to determining the steady state when the successive electrical signals being compared differ from one another by no more than a predetermined amount to initiate reading of the indicia while the mobile reader is supported in the steady state by the operator for the predetermined time period; and deactuating the mobile reader while the mobile reader is being moved by the operator. 30. The system of claim 29, and further comprising the steps of scanning the indicia with a light beam, and sensing the return light scattered from the indicia. 31. The system of claim 30, and further comprising the steps of generating the successive electrical signals as analog signals indicative of the return light sensed from the indicia, and digitizing the successive analog electrical signals to generate successive digitized signals, and comparing the successive digitized signals over the predetermined time period, and automatically actuating the reader when the successive digitized signals being compared differ from one another by no more than the predetermined amount. 32. The system of claim 31, and further comprising the steps of storing the successive digitized signals in a memory, and accessing the memory to retrieve the successive digitized signals stored in the memory. 33. The system of claim 29, and further comprising the steps of capturing the return light from the indicia with an array of image sensors. 34. The system of claim 33, and further comprising the steps of generating successive images indicative of the return light captured from the indicia, and comparing the successive images over the predetermined time period, and automatically actuating the reader when the successive images being compared differ from one another by no more than the predetermined amount. 35. The system of claim 34, and further comprising the steps of storing the images in a memory, and accessing the memory to retrieve the successive images stored in the memory.
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이 특허에 인용된 특허 (6)
Metlitsky Boris ; Dvorkis Paul ; Barkan Edward, Limited working range scanner having focused light beam waist situated within scanner housing.
Bard Simon (Setauket NY) Viscount Brian (Kings Park NY) Katz Joseph (Stony Brook NY) DeVita Joseph (Patchogue NY) Fama Anthony (Mastic NY) Poloniewicz Paul (East Setauket NY) Biuso Anthony (South Set, Portable optical scanning system worn by a user for reading indicia of differing light reflectivity.
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