IP Library › Granted Patent US 8,786,284
Granted Patent B2
US 8,786,284 · App. 12/930,584 · Granted Jul 22, 2014

Integrated high-frequency generator system utilizing the magnetic field of the target application

Inventors: Jagadishwar R. Sirigiri (Natick, MA); Thorsten Maly (Somerville, MA)
Assignee: Bridge12 Technologies, Inc.
G01R33/282G01R33/3815H01J25/025
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Quick Facts
Patent No.
US 8,786,284
App. No.
12/930,584
Granted
Jul 22, 2014
Kind
B2
Abstract

An integrated high-frequency generator system utilizing the magnetic field of the target application including a magnetic resonance magnet having an application zone and a high-frequency (microwave/terahertz) generator zone in the magnetic field of the magnetic resonance magnet; and a high-frequency (microwave/terahertz) generator disposed in the high-frequency (microwave/terahertz) generator zone and utilizing the magnet field of the magnetic resonance magnet to generate the high-frequency (microwave/terahertz) radiation. The magnetic resonance magnet may have an auxiliary magnetic field source for modifying the magnetic field profile in the high-frequency (microwave/terahertz) generator zone. The high-frequency (microwave/terahertz) generator may include an electron gun for generating an electron beam adapted to be focused by a magnetic field source having a spatially rising region, a homogenous region and a decaying region, an interaction structure for generating high-frequency (microwave/terahertz) radiation, an internal mode converter in the homogenous region for extracting the high-frequency (microwave/terahertz) radiation through a window, and a reduced collector disposed substantially in the homogenous region before the electron beam spreads in the decaying region.

Claims (28)

1. An integrated high-frequency generator system utilizing the magnetic field of the target application comprising:

a magnetic resonance magnet having an application zone and a high-frequency (microwave/terahertz) generator zone in the magnetic field of said magnetic resonance magnet; and

a high-frequency (microwave/terahertz) generator disposed in said high-frequency (microwave/terahertz) generator zone and utilizing the magnet field of said magnetic resonance magnet to generate the high-frequency (microwave/terahertz) radiation.

2. The integrated system of claim 1 in which the high-frequency (microwave/terahertz) generator zone is in the main magnetic field of said magnetic resonance magnet.

3. The integrated system of claim 1 in which the high-frequency (microwave/terahertz) generator zone is in the fringe magnetic field of said magnetic resonance magnet.

4. The integrated system of claim 3 further including a high-frequency (microwave/terahertz) transmission line extending from said high-frequency (microwave/terahertz) generator to said application zone.

5. The integrated system of claim 1 further including an auxiliary magnetic field source for modifying the magnetic field profile in said high-frequency (microwave/terahertz) generator zone.

6. The integrated system of claim 5 in which said auxiliary magnetic field source includes a winding mounted on said high-frequency (microwave/terahertz) generator.

7. The integrated system of claim 5 in which said auxiliary magnetic field source includes a winding mounted in said magnetic resonance magnet.

8. The integrated system of claim 5 in which said auxiliary magnetic field source is comprised of at least one permanent magnet.

9. The integrated system of claim 5 in which said auxiliary magnetic field source includes a modification in said magnetic resonance magnet.

10. The integrated system of claim 9 in which said magnet resonance magnet includes at least one winding and said modification includes a variation in the amp-turns of a winding of said magnetic resonance magnet.

11. The integrated system of claim 5 in which the high-frequency (microwave/terahertz) radiation is used to perform DNP.

12. The integrated system of claim 5 in which said auxiliary magnetic field source modifies the value of said magnetic field profile in the high-frequency (microwave/terahertz) generator zone to synchronize high-frequency (microwave/terahertz) radiation from the high-frequency (microwave/terahertz) generator to enable the DNP process in the application zone.

13. The integrated system of claim 1 in which said high-frequency (microwave/terahertz) generator utilizes the magnetic field of the magnetic resonance magnet for at least one of focusing, transportation of the electron beam and interaction between the electron beam and the circuit of the VED.

14. The integrated system of claim 1 in which said magnetic resonance magnet includes a bore and said high-frequency (microwave/terahertz) generator zone is in said bore.

15. A magnetic resonance magnet device comprising:

a magnetic resonance magnet having an application zone and a high-frequency (microwave/terahertz) generator zone in the magnetic field of the magnetic resonance magnet and an auxiliary magnetic field source in said magnetic field for modifying the magnetic field profile in the high-frequency (microwave/terahertz) generator zone.

16. The magnetic resonance magnet device of claim 15 in which the high-frequency (microwave/terahertz) generator zone is in the main magnetic field of said magnetic resonance magnet.

17. The magnetic resonance magnet device of claim 15 in which the high-frequency (microwave/terahertz) generator zone is in the fringe magnetic field of said magnetic resonance magnet.

18. The magnetic resonance magnet device of claim 17 further including a microwave transmission line extending from said microwave generator to said application zone.

19. The magnetic resonance magnet device of claim 15 in which said auxiliary magnetic field source includes a winding mounted in said magnetic resonance magnet.

20. The magnetic resonance magnet device of claim 15 in which said auxiliary magnetic field source includes a modification in said magnetic resonance magnet.

21. The magnetic resonance magnet device of claim 20 in which said magnet resonance magnet includes at least one winding and said modification includes a variation in the amp-turns of a winding of said magnetic resonance magnet.

22. The magnetic resonance magnet device of claim 15 in which the high-frequency (microwave/terahertz) radiation is used to perform DNP.

23. The magnetic resonance magnet device of claim 15 in which said auxiliary magnetic field source increases the magnitude of said magnetic field profile in the high-frequency (microwave/terahertz) generator zone to synchronize high-frequency (microwave/terahertz) radiation from the microwave generator to enable the DNP process in the application zone.

24. The magnetic resonance magnet device of claim 15 in which said microwave generator utilizes the magnetic field of the magnetic resonance magnet for at least one of focusing, transportation of the electron beam or interaction between the electron beam and the circuit of the VED.

25. The magnetic resonance magnet device of claim 15 in which said magnetic resonance magnet includes a bore and said high-frequency (microwave/terahertz) generator zone is in said bore.

Assignments (2)
CHANGE OF ADDRESS Recorded Jun 10, 2014
From: BRIDGE12 TECHNOLOGIES, INC.
To: BRIDGE12 TECHNOLOGIES, INC.
Reel/Frame 033178/0620 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 11, 2011
From: SIRIGIRI, JAGADISHWAR R.; MALY, THORSTEN
To: BRIDGE12 TECHNOLOGIES, INC.
Reel/Frame 025673/0081 →
Continuity (1)
Related Publication 20120176133A1 · Jul 12, 2012