Apparatus and method for laser pumping of nuclear magnetic resonance cell
Patent 4525672 Issued on June 25, 1985. Estimated Expiration Date: 
March 30, 2003. 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.
March 30, 2003. 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 ReferencesAll-angle gradient magnetometer Nuclear magnetic resonance gyro scope Patent #: 4430616 InventorsAssigneeApplicationNo. 06/480608 filed on 03/30/1983US Classes:324/304, Using optical pumping or sensing device324/301Using a magnetometerExaminersPrimary: Tokar, MichaelAttorney, Agent or FirmInternational ClassesG01C 19/58 (20060101)G01C 19/62 (20060101) G01N 24/00 (20060101) AbstractA method and apparatus for optical pumping of an NMR cell by means of laser light. A current driver provides an a.c. current waveform as injection current to a laser diode. The resulting laser intensity spectrum closely approximates the absorption spectrum of the cell to thereby increase the signal generated for a given power input. | |
