Information bearing card and apparatus for sensing data thereon

Claim 2

Apparatus for sensing information on an information bearing card having at least a first side, a field of a first type disposed on the first side and indicia of a second type contrasting with the first type disposed on the field in a coded pattern, said apparatus comprising: a. a radiation sensitive matrix including first regions transmissive to radiation of a given wavelength and second regions sensitive to the radiation of the given wavelength to provide a manifestation of the coded pattern, and b. radiation emitting means disposed for directing the radiation of the given wavelength through said transmissive regions onto the card.

Claim 3

Apparatus as claimed in claim 1, wherein said first and second regions are interdisposed between each other.

Claim 4

radiation sensitive regions disposed to receive the radiation reflected from the card and made of a material sensitive to the radiation; said first and second radiation sensing means disposed to receive the reflected radiation respectively from the first and second sides of the information bearing card and for providing respectively manifestations of the coded pattern of the indicia marks.

Claim 5

radiation sensitive regions disposed to receive the radiation reflected from the card and made of a material sensitive to the radiation; said first and second radiation sensing means disposed to receive the reflected radiation respectively from the first and second sides of the information bearing card and for providing respectively manifestations of the coded pattern of the indicia marks.

Claim 6

Apparatus as claimed in claim 1, wherein said second regions include a first semiconductive portion of a first type and a second semiconductive portion of a second type opposite to said first type.

Claim 7

Apparatus as claimed in claim 1, wherein layers made of a material opaque to the radiation are disposed between said second regions and said radiation emitting means to prevent radiation from being directly emitted from said emitting means onto said second regions.

Claim 8

Apparatus for sensing information on an information bearing card having first and second sides, first and second fields of a first type disposed respectively on said first and second sides, and indicia marks of a second type contrasting with said first type disposed on said first and second fields in a coded pattern, said apparatus comprising: a. first and second emitting means for directing radiation respectively onto the first and second sides of the information bearing card; and b. first and second radiation sensing means including:

Claim 9

Apparatus for sensing information on an information bearing card having first and second sides, first and second fields of a first type disposed respectively on said first and second sides, and indicia marks of a second type contrasting with said first type disposed on said first and second fields in a coded pattern, said apparatus comprising: a. first and second emitting means for directing radiation respectively onto the first and second sides of the information bearing card; and b. first and second radiation sensing means including:

Claim 10

Apparatus as claimed in claim 5, wherein there is included means for storing the manifestations dErived from at least one of said first and second radiation sensing means.

Claim 11

Apparatus as claimed in claim 5, wherein said transmissive regions and said radiation sensitive regions of at least one of said first and second radiation sensing means are disposed in a matrix, said transmissive regions being disposed between said radiation sensitive regions.

Claim 12

Apparatus as claimed in claim 7, wherein said radiation sensitive matrix is disposed between one of said first and second emitting means and the information bearing card.

Claim 13

Apparatus for sensing information on an information bearing medium having first and second sides, first and second fields of a first reflectivity located respectively on the first and second sides, and indicia marks of a second contrasting reflectivity disposed on the first and second fields in a coded pattern, said apparatus comprising: a. first and second means for emitting and directing radiation onto the first and second sides, respectively, of the information bearing medium; and b. first and second radiation sensing means for receiving radiation reflected from the first and second sides, respectively, of the information bearing medium and for providing manifestations of the coded pattern of indicia marks on the first and second sides, said first and second radiation sensing means respectively located between said first and second emitting means and the respective first and second sides of the information bearing medium; c. said first and second radiation sensing means including means for permitting radiation transmission from said first and second emitting means, respectively, to the respective first and second sides of the information bearing medium.

Claim 14

Apparatus for sensing information on an information bearing medium having first and second sides, first and second fields of a first reflectivity located respectively on the first and second sides, and indicia marks of a second contrasting reflectivity disposed on the first and second fields in a coded pattern, said apparatus comprising: a. first and second means for emitting and directing radiation onto the first and second sides, respectively, of the information bearing medium; and b. first and second radiation sensing means for receiving radiation reflected from the first and second sides, respectively, of the information bearing medium and for providing manifestations of the coded pattern of indicia marks on the first and second sides, said first and second radiation sensing means respectively located between said first and second emitting means and the respective first and second sides of the information bearing medium; c. said first and second radiation sensing means including means for permitting radiation transmission from said first and second emitting means, respectively, to the respective first and second sides of the information bearing medium.

Claim 15

Apparatus for sensing information from an information bearing medium comprising: a. radiation transmissive elements; b. means for emitting and directing radiation to the information bearing medium; and c. radiation sensing elements for sensing radiation reflected from the information bearing medium and for providing a manifestation of the reflected radiation, said radiation sensing elements being integrally interspersed with said radiation transmissive elements; d. said radiation sensing and transmissive elements being positionable between said radiation emitting means and the information bearing medium whereby radiation from said emitting means is transmitted through said transmissive elements to the information bearing medium, and radiation reflected from the information bearing medium is received and sensed by said sensing elements.

Claim 16

Apparatus for sensing information from an information bearing medium comprising: a. radiation transmissive elements; b. means for emitting and directing radiation to the information bearing medium; and c. radiation sensing elements for sensing radiation reflected from the information bearing medium and for providing a manifestation of the reflected radiation, said radiation sensing elements being integrally interspersed with said radiation transmissive elements; d. said radiation sensing and transmissive elements being positionable between said radiation emitting means and the information bearing medium whereby radiation from said emitting means is transmitted through said transmissive elements to the information bearing medium, and radiation reflected from the information bearing medium is received and sensed by said sensing elements.