Heart rate variability feedback monitor system

A heart rate variability feedback system for a user, the system comprising

• an output device configured to transmit a sensory signal perceptible by the user based on the output device receiving an activation signal;
• a plurality of electrodes configured to produce electrical signals based on electrical activity of the user's heart;
• a housing sized and configured to be worn by the user;
• a memory housed by the housing wherein the memory is configured to store heart rate variability feedback criteria;
• and
• a processor housed by the housing and coupled to the plurality of electrodes, the output device, and the memory, the processor configured to receive digital signals associated with the electrical signals produced by the electrodes, the processor configured to determine a measured heart rate variability of the user based on the digital signals and to transmit the activation signal to the output device based on whether the measured heart rate variability satisfies the heart rate variability feedback criteria, the processor configured to modify the heart rate variability feedback criteria based on the measured heart rate variability.

A heart rate variability feedback system for a user, the system comprising:

• a sensor package sized and configured to be worn by the user;
• a plurality of electrodes affixed to the sensor package, the electrodes configured to produce electrical signals based on electrical activity of the user's heart, each of the plurality of electrodes being located substantially along a periphery of a first area of the sensor package;
• a vibration output device affixed to the sensor package, the vibration output device configured to transmit a vibration signal perceptible by the user based on the vibration output device receiving an activation signal, the vibration output device substantially located centrally in the first area of the sensor package;
• a housing sized and configured to be worn by the user;
• a memory housed by the housing wherein the memory is configured to store heart rate variability feedback criteria;
• and
• a processor housed by the housing and coupled to the plurality of electrodes, the vibration output device and the memory, the processor configured to receive digital signals associated with the electrical signals produced by the electrodes, the processor configured to determine heart rate variability of the user based on the digital signals and to transmit the activation signal to the vibration output based on whether the determined heart rate variability satisfies the heart rate variability feedback criteria.

A heart rate variability feedback system for a user, the system comprising:

• an vibratory output device configured to transmit a vibratory signal to the user subsequent to the vibratory output device receiving an activation signal;
• a plurality of electrodes configured to produce electrical signals based on electrical activity of the user's heart;
• a housing sized and configured to be worn by the user;
• a memory housed by the housing wherein the memory is configured to store heart rate variability feedback criteria;
• and
• a processor housed by the housing and coupled to the plurality of electrodes, the output device, and the memory, the processor configured to receive digital signals associated with the electrical signals produced by the electrodes, the processor configured to determine a measured heart rate variability of the user based on the digital signals and to transit the activation signal to the vibratory output device based on a comparison of the measured heart rate variability with the heart rate variability feedback criteria, the processor configured to control the duration of the vibratory signal to be directly related to a difference between tile measured heart rate variability and a threshold of the heart rate variability feedback criteria.

A heart rate variability feedback system for a user, the system comprising:

• a output device configured to transmit a prerecorded verbal instruction perceptible by the user based on the output device receiving an activation signal;
• a plurality of electrodes configured to produce electrical signals based on electrical activity of the user's heart;
• a housing sized and configured to be worn by the user;
• a memory housed by the housing wherein the memory is configured to store heart rate variability feedback criteria and prerecorded verbal instructions;
• and
• a processor housed by to the housing and coupled to the plurality of electrodes, the output device, and the memory, the processor configured to receive digital signals associated with the electrical signals produced by the electrodes, the processor configured to determine a measured heart rate variability of the user based on the digital signals and to transmit the activation signal to the output device based on whether the measured heart rate variability satisfies the heart rate variability feedback criteria, the processor configured to select the prerecorded verbal instruction based upon comparison of the heart rate variability feedback criteria with the measured heart rate variability.

A heart rate variability feedback system for a user, the system comprising:

• a output device configured to transmit a sensory signal perceptible by the user based on the output device receiving an activation signal;
• a plurality of electrodes configured to produce electrical signals based on electrical activity of the user's heart;
• a housing sized and configured to be worn by the user;
• a memory housed by the housing wherein the memory is configured to store heart rate variability feedback criteria and prerecorded verbal instructions;
• and
• a processor housed by to the housing and coupled to the plurality of electrodes, the output device, and the memory, the processor configured to receive digital signals associated with the electrical signals produced by the electrodes, the processor configured to transmit a first processor signal as the activation signal for the output device to transmit a first output signal as the sensory signal, the processor configured to determine a measured heart rate variability of the user based on the digital signals subsequent to transmitting the first processor signal and to transmit a second processor signal as the activation signal to the output device to transmit a second output signal as the sensory signal based on or more of the following:
• whether the measured heart rate variability satisfies the heart rate variability feedback criteria and passage of a period of time subsequent to transmitting the first processor signal.

A heart rate variability feedback system for a user, the system comprising:

• a plurality of electrodes configured to produce electrical signals based on electrical activity of the user's heart;
• a housing sized and configured to be worn by the user;
• a memory housed by the housing wherein the memory is configured to store heart rate variability feedback criteria and prerecorded verbal instructions;
• and
• a processor housed by the housing and coupled to the plurality of electrodes, the output device, and the memory, the processor configured to receive digital signals associated with the electrical signals produced by the electrodes, the processor while operating in an operational mode configured to determine a measured heart rate variability of the user based on the digital signals and while in a sleep mode configured to conserve power, the processor configured to determine measured impedance levels of the plurality of electrodes and to select between operating in the operation mode and the sleep mode based upon the measured impedance levels of the plurality of electrodes.

A heart rate variability feedback system for a user, the system comprising:

• a plurality of electrodes configured to produce electrical signals based on electrical activity of the user's heart;
• a housing sized and configured to be worn by the user;
• a memory housed by the housing wherein the memory is configured to store heart rate variability feedback criteria and prerecorded verbal instructions;
• and
• a processor housed by the housing and coupled to the plurality of electrodes, the output device, and the memory, the processor configured to receive digital signals associated with the electrical signals produced by the electrodes, the processor configured to determine a measured heart rate variability of the user based on the digital signals, the processor configured to perform fault detection comprising calibration of the electrodes, determining common mode rejection of a differential amplifier, and determining self-noise of the heart rate variability feedback system.

A method to be implemented by a heart rate variability feedback system to be worn by a user, the method comprising:

• locating sensors substantially along a periphery of a first area;
• locating a vibratory output device substantially centrally in the first area, the vibratory output device configured to generate vibrations subsequent to receiving an activation signal, the vibrations to be perceived by the user;
• measuring electrical signals associated with electrical activity of the user's heart;
• determining a measured heart rate variability based on the electrical signals;
• determining an analysis of the measured heart rate variability with respect to heart rate variability criteria;
• and
• transmitting the activation signal to the vibratory output based upon the analysis.

A method to be implemented by a heart rate variability feedback system to be worn by a user, the method comprising:

• storing heart rate variability feedback criteria associated with a plurality of operational modes;
• providing selection to the user of the plurality of operational modes for designation by the user of a selected mode;
• measuring electrical signals associated with electrical activity of the user's heart;
• determining a measured heart rate variability based on the electrical signals;
• determining an analysis of the measured heart rate variability with respect to heart rate variability criteria of the selected mode;
• and
• transmitting a sensory output to the user based upon the analysis.

A method to be implemented by a heart rate variability feedback system to be worn by a user, the method comprising:

• storing heart rate variability feedback criteria as a stored heart rate variability feedback criteria;
• measuring electrical signals associated with electrical activity of the user's heart;
• determining a measured heart rate variability based on the electrical signals;
• determining an analysis of the measured heart rate variability with respect to the stored heart rate variability criteria;
• transmitting a sensory output to the user based upon the analysis;
• modifying the stored heart rate variability feedback criteria as a modified heart rate variability feedback criteria based upon the analysis;
• and
• storing the modified heart rate variability feedback criteria as the stored heart rate variability feedback criteria.