Packaging structure for imaging detectors
AssigneeDetection Technology Oy
InventorsIiro Hietanen, Mikko Juntunen
Life of this patent
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Abstract
There is disclosed a photo-detector array including a plurality of sub-arrays of photo-detectors, the photo-detectors of each sub-array being formed of: a plurality of anodes formed at a first surface of at least one substrate; a corresponding plurality of cathodes formed at a second surface of at least one substrate; and an electrical interconnection between the plurality of anodes, whereby outputs of the array are provided by the plurality of cathodes, wherein a plurality of said sub-arrays of photo-detectors are placed adjacent to each other in a matrix to form the photo-detector array.
Claims35
1-33. (canceled)
An array of photodiodes extending in two dimensions and comprising:
- a plurality of anodes formed at first surfaces of a corresponding plurality of substrates;
- a corresponding plurality of cathodes formed at second surfaces of the plurality of substrates;
- an electrical interconnection between the plurality of anodes;
- and
- a connector interface provided with a corresponding plurality of contacts electrically connected to the respective cathodes for reading output signals provided by the plurality of cathodes.
An imaging system including an array of photodiodes and a connector interface, the array of photodiodes extending in two dimensions and comprising:
- a plurality of anodes formed at first surfaces of a corresponding plurality of substrates;
- a corresponding plurality of cathodes formed at second surfaces of the plurality of substrates;
- and
- an electrical interconnection between the plurality of anodes;
- wherein the connector interface is provided with a corresponding plurality of contacts electrically connected to the respective cathodes for reading output signals provided by the plurality of cathodes.
A computed tomography imaging system including an array of photodiodes and a connector interface, the array of photodiodes extending in two dimensions and comprising:
- a plurality of anodes formed at first surfaces of a corresponding plurality of substrates;
- a corresponding plurality of cathodes formed at second surfaces of the plurality of substrates;
- and
- an electrical interconnection between the plurality of anodes;
- wherein the connector interface is provided with a corresponding plurality of contacts electrically connected to the respective cathodes for reading output signals provided by the plurality of cathodes.
A photo-detector array including a plurality of sub-arrays of photo-diodes, each sub-array of photodiodes extending in two dimensions and comprising:
- a plurality of anodes formed at first surfaces of a corresponding plurality of substrates;
- a corresponding plurality of cathodes formed at second surfaces of the plurality of substrates;
- an electrical interconnection between the plurality of anodes;
- and
- a connector interface provided with a corresponding plurality of contacts electrically connected to the respective cathodes for reading output signals provided by the plurality of cathodes;
- wherein the plurality of said sub-arrays of photo-diodes are placed adjacent to each other in a matrix to form the photo-detector array.
An imaging system comprising:
- a radiation detector having a photo detector array including a plurality of sub-arrays of photo-diodes placed adjacent to each other in a matrix to form the photo-detector array;
- a radiation source facing the radiation detector;
- and
- means for controlling the radiation detector and the radiation source;
- wherein each sub-array of photodiodes extends in two dimensions and includes:
- a plurality of anodes formed at first surfaces of a corresponding plurality of substrates;
- a corresponding plurality of cathodes formed at second surfaces of the plurality of substrates;
- an electrical interconnection between the plurality of anodes;
- and
- a connector interface provided with a corresponding plurality of contacts electrically connected to the respective cathodes for reading output signals provided by the plurality of cathodes.
A method of forming an array of photodiodes extending in two directions, comprising:
- forming a plurality of anodes at a first surface of a substrate;
- forming a corresponding plurality of cathodes at a second surface of the substrate;
- dividing the substrate into a corresponding plurality of substrates;
- electrically interconnecting the plurality of anodes;
- providing a connector interface comprising a corresponding plurality of contacts;
- and
- electrically connecting the plurality of contacts to the respective cathodes, wherein the plurality of cathodes provide the plurality of output signals of the array.
A method of forming an array of photodiodes extending in two directions, comprising:
- forming a plurality of anodes at first surfaces of a corresponding plurality of substrates;
- forming a corresponding plurality of cathodes at second surfaces of the plurality of substrates;
- electrically interconnecting the plurality of anodes;
- providing a connector interface comprising a corresponding plurality of contacts;
- and
- electrically connecting the plurality of contacts to the respective cathodes, wherein the plurality of cathodes provide the plurality of output signals of the array.
A semiconductor packaging structure comprising an array of photo-diodes and a connector interface, the array of photo-diodes extending in two dimensions and including:
- a plurality of anodes formed at first surfaces of a corresponding plurality of substrates;
- a corresponding plurality of cathodes formed at second surfaces of the plurality of substrates;
- and
- an electrical interconnection between the plurality of anodes;
- wherein the connector interface is provided with a corresponding plurality of contacts electrically connected to the respective cathodes for reading output signals provided by the plurality of cathodes.
A radiation detector comprising at least one array of photodiodes, at least one of said at least one array of photo-diodes extending in two dimensions and including:
- a plurality of anodes formed at first surfaces of a corresponding plurality of substrates;
- a corresponding plurality of cathodes formed at second surfaces of the plurality of substrates;
- an electrical interconnection between the plurality of anodes;
- and
- a connector interface provided with a corresponding plurality of contacts electrically connected to the respective cathodes for reading output signals provided by the plurality of cathodes.
Dependencies are inferred from the claim text.