Low power acoustically driven ferromagnetic resonance (ADFMR) sensor arrays
AssigneeSonera Oy
InventorsDominic Labanowski, Nishita Deka
Life of this patent
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Abstract
Systems and method for a multi-array magnetic sensing component, which can include a circuit base platform; a set of magnetic sensors arranged on the circuit base platform; and a circuit system comprising intermediary circuit components, signal input, and a signal output, the signal input being an electrical oscillator signal input and being directable to each magnetic sensor in the set of magnetic sensors, the signal output including magnetic field measurements from the set of magnetic sensors, wherein each magnetic field measurement is individually selectable, the circuit system being configured to turn on or off subsets of the set of magnetic sensors, and the intermediary circuit components including a mixer.
Claims17
A system for a multi-array magnetic sensing component comprising:
- a circuit base platform;
- a set of acoustically driven ferromagnetic resonance (ADFMR) magnetic sensors arranged on the circuit base platform;
- an oscillator coupled to the set of ADFMR magnetic sensors by one or more input interdigitated transducer (IDTs);
- a circuit system that turns on or off subsets of the set of ADFMR magnetic sensors, the circuit system comprising intermediary circuit components, signal input, and a signal output,
- the signal input being an electrical oscillator signal input from the oscillator that powers the subsets of the magnetic sensors in the set of ADFMR magnetic sensors to turn the subsets on or off,
- the signal output including magnetic field measurements from the set of ADFMR magnetic sensors, wherein each magnetic field measurement is individually selected,
- and
- the intermediary circuit components including a mixer configured to combine signal outputs from the set of ADFMR magnetic sensors.
A system for a multi-array magnetic sensing component comprising:
- a circuit base platform;
- a set of acoustically driven ferromagnetic resonance (ADFMR) sensor devices arranged on the circuit base platform;
- an oscillator coupled to the set of ADFMR sensor devices by one or more input interdigitated transducer (IDTs);
- a circuit system configured to turn on or off subsets of the set of magnetic sensors, the circuit system comprising intermediary circuit components, signal input, and a signal output,
- the signal input being an electrical oscillator signal input from the oscillator and configured to direct power the subsets of the magnetic sensors in the set of magnetic sensors to turn the subsets on or off,
- the signal output including magnetic field measurements from the set of ADFMR sensor devices, wherein each magnetic field measurement is configured to be individually selected,
- the circuit system being configured to turn on or off subsets of the set of magnetic sensors, and
- the intermediary circuit components including a mixer configured to combine signal outputs from the set of magnetic sensors.
Dependencies are inferred from the claim text.