Mobile neurological signal data acquisition system and method
First Claim
1. A neurological signal data acquisition system, comprising:
- a plurality of neurological signal acquisition circuits for producing a respective plurality of electrical data signals representative thereof;
a multiplexor for receiving said plurality of electrical data signals and combining them into a single combined data signal;
a radio-frequency transmitter for receiving said combined data signal and producing a radio-frequency signal modulated thereby;
a radio-frequency receiver for receiving and demodulating said radio-frequency signal so as to reproduce said combined data signal; and
a demultiplexor for receiving said combined data signal and reproducing said plurality of electrical data signals representative of respective neurological signals.
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Accused Products
Abstract
A mobile neurological data acquisition system. A multiplexing circuit is utilized to combined multiple electrical-neurological signal inputs (synaptic “spikes”, EEG, EKG, EMG). A programmable logic device is utilized to package the combined signal into a packet containing a header and a footer. An analog transmitter is utilized to modulate a RF signal with the packetized combined signal and broadcast it to an analog receiver, where it is demodulated. An analog-to-digital converter is used to convert the demodulated combined analog signal into a combined digital signal. A computer and software algorithms are used to demultiplex the combined digital signal into discrete digital representations of the original electrical-neurological signals. The discrete digital signals are sent to a printer or video display for human analysis or stored on digital media such as a hard disk, a floppy disk, a magnetic tape, or a CD-ROM
10 Citations
19 Claims
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1. A neurological signal data acquisition system, comprising:
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a plurality of neurological signal acquisition circuits for producing a respective plurality of electrical data signals representative thereof;
a multiplexor for receiving said plurality of electrical data signals and combining them into a single combined data signal;
a radio-frequency transmitter for receiving said combined data signal and producing a radio-frequency signal modulated thereby;
a radio-frequency receiver for receiving and demodulating said radio-frequency signal so as to reproduce said combined data signal; and
a demultiplexor for receiving said combined data signal and reproducing said plurality of electrical data signals representative of respective neurological signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for acquiring neurological signal data, comprising:
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producing a plurality of analog electrical data signals corresponding to a respective plurality of neurological data signals;
combining said plurality of electrical data signals into a single combined analog data signal;
modulating a radio-frequency signal by said combined data signal and transmitting said modulated radio-frequency signal;
receiving and demodulating said radio-frequency signal so as to reproduce said combined data signal; and
demultiplexing said reproduced combined data signal and reproducing said plurality of electrical data signals representative of respective neurological signals. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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19. A compact neurological signal data acquisition assembly, comprising:
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a plurality of neurological signal acquisition circuits, each corresponding to a corresponding distinct neurological signal input and being disposed on a respective, substantially-planar signal channel circuit board; and
a multiplexor circuit for receiving electrical signals from said plurality of neurological signal acquisition circuits and combining said electrical signals into a single combined signal;
a radio-frequency transmitter for receiving said combined data signal and producing a radio-frequency signal modulated thereby; and
a common circuit board, said multiplexor circuit and said radio-frequency transmitter being disposed on said common circuit board, said common circuit board being substantially planar and said signal channel circuit boards being supported by said common circuit board in substantially parallel relation to one another perpendicular to said common circuit board.
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Specification