U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Tomography system having detectors optimized for parallel beam image reconstruction

Patent 5912938 Issued on June 15, 1999. Estimated Expiration Date: Icon_subject October 7, 2016. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Radiography
Patent #: 4298799
Issued on: 11/03/1981
Inventor: Oliver

Modular radiation detector array and module
Patent #: 4338521
Issued on: 07/06/1982
Inventor: Shaw ,   et al.

Tomographic apparatus and method for reconstructing planar slices from non-absorbed and non-scattered radiation
Patent #: 4365339
Issued on: 12/21/1982
Inventor: Pavkovich ,   et al.

X-ray detector having function of compensating for sensitivity of scintillator
Patent #: 5025462
Issued on: 06/18/1991
Inventor: Saito, et al.

Projection detecting apparatus for computer tomography
Patent #: 5164973
Issued on: 11/17/1992
Inventor: Takahashi, et al.

X-ray detector suited for high energy applications with wide dynamic range, high stopping power and good protection for opto-electronic transducers
Patent #: 5463224
Issued on: 10/31/1995
Inventor: Burstein, et al.

Modular detector arrangement for X-ray tomographic system Patent #: 5487098
Issued on: 01/23/1996
Inventor: Dobbs, et al.

Inventors

Assignee

Application

No. 726638 filed on 10/07/1996

US Classes:

378/19, Beam detection system378/4Computerized tomography

Examiners

Primary: Church, Craig E.

Attorney, Agent or Firm

Foreign Patent References

  • 0 133 488 A1 EP. 07/13/1984
  • 0 177 417 A1 EP. 09/13/1985
  • 0 475 563 A1 EP. 05/13/1991

International Class

G01N 023/00

Abstract

An x-ray scanning system including an x-ray source defining a focal spot from which radiation is emitted, an x-ray detector assembly including a plurality of x-ray detectors cooperative with the x-ray source to define a radiation beam extending from the focal spot to all of the detectors, a support for supporting at least one of the x-ray source and the detector assembly for rotation about an isocenter, and means for configuring the detectors so that the increment in radial distance from the isocenter to the centers of any two adjacent sub-beams is a substantially constant value.

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