Patents by Inventor Sami Saalasti
Sami Saalasti has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10123730Abstract: The invention relates to a method and system for determining the cardiorespiratory fitness level of a person, with the aid of freely performed exercise in which training: •the physiological intensity of the person is measured periodically during the exercise session (5) •the external work output of the exercise session is measured simultaneously relative to the measured intensity (6), •from each period's measured intensity value and external work output, the representativeness of the values measured is determined (8.1, 8.2), in order to determine the fitness level using the following criteria: ?the physiological intensity should be stabilized relative to the external work output, ?the external work output should be within a selected range, ?the physiological intensity should be greater than a selected lower limit, in which case, a fitness level estimate is defined (8.3) for each accepted period as well as a fitness from several estimates.Type: GrantFiled: April 12, 2012Date of Patent: November 13, 2018Assignee: Firstbeat Technologies OyInventors: Sami Saalasti, Aki Pulkkinen
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Patent number: 9693727Abstract: A method and system for determining anaerobic threshold intensity (AnT) of a user in a freely performed physical exercise. A physiological response of a user is measured by heart rate and measured heart rate values are recorded as heart rate data. An external workload values are recorded and are each associated with one measured heart rate values to form a plurality of data points. The data points are filtered to form accepted data points, which are classified within a plurality of heart rate segments representing a heart rate within an anaerobic threshold (AnT) of the user. A data point with highest probability is stored for each segment. A first probability factor for each accepted data point is calculated. The calculated first probability factor is compared to a stored probability factor in each segment, and the higher probability factor is retained. AnT is calculated using the stored probabilities in each segment.Type: GrantFiled: March 31, 2016Date of Patent: July 4, 2017Assignee: Firstbeat Technologies OYInventors: Sami Saalasti, Kaisa Hämäläinen, Tero Myllymäki
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Patent number: 9675267Abstract: A device for physiological measurement. The device includes at least two terminal units connectable to each other, of which a first terminal unit includes an electric circuit, an ECG-electrode and a first connector assembly having at least one ECG-contact for connecting at least one other ECG-electrode. A second terminal unit includes other ECG-electrodes and a second connector assembly having a counter ECG-contact adapted to be fitted to the ECG-contact of the first connector assembly. The first and second terminal are together arranged to connect the ECG-electrode of each second terminal unit to the electric circuit in the first terminal unit and, as separated, are arranged to enable the use of the function contacts of the first connector assembly.Type: GrantFiled: October 31, 2013Date of Patent: June 13, 2017Assignee: Firstbeat Technologies OyInventors: Kauko Laakkonen, Toni Järvitalo, Aku Kalajo, Sami Saalasti
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Publication number: 20170143262Abstract: A method and apparatus for improving recognition of anaerobic sections of exercise and to providing feedback on training load or training effect reflecting energy systems used and trained during exercise. The method determines an ‘oxygen debt’ like cumulative physiological sum (usually training effect TE as EPOC value) brought on by a change in a body homeostasis and its aerobic and anaerobic values. Particularly anaerobic value may be determined by a procedure, where a total EPOC (or TRIMP) is determined as a total sum and an aerobic part calculated in a known manner, is deducted from the total sum.Type: ApplicationFiled: November 21, 2016Publication date: May 25, 2017Applicant: Firstbeat Technologies OyInventors: Veli-Pekka KURUNMÄKI, Tero MYLLYMÄKI, Tuukka RUHANEN, Sami SAALASTI, Mikko SEPPÄNEN
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Publication number: 20170049334Abstract: A method and system for determining anaerobic threshold intensity (AnT) of a user in a freely performed physical exercise. A physiological response of a user is measured by heart rate and measured heart rate values are recorded as heart rate data. An external workload values are recorded and are each associated with one measured heart rate values to form a plurality of data points. The data points are filtered to form accepted data points, which are classified within a plurality of heart rate segments representing a heart rate within an anaerobic threshold (AnT) of the user. A data point with highest probability is stored for each segment. A first probability factor for each accepted data point is calculated. The calculated first probability factor is compared to a stored probability factor in each segment, and the higher probability factor is retained. AnT is calculated using the stored probabilities in each segment.Type: ApplicationFiled: March 31, 2016Publication date: February 23, 2017Applicant: Firstbeat Technologies OyInventors: Sami SAALASTI, Kaisa HÄMÄLÄINEN, Tero MYLLYMÄKI
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Patent number: 9517028Abstract: A method and system for determining anaerobic threshold intensity (AnT) of a user in a freely performed physical exercise. A physiological response of a user is measured by heart rate and measured heart rate values are recorded as heart rate data. An external workload values are recorded and are each associated with one measured heart rate values to form a plurality of data points. The data points are filtered to form accepted data points, which are classified within a plurality of heart rate segments representing a heart rate within an anaerobic threshold (AnT) of the user. A data point with highest probability is stored for each segment. A first probability factor for each accepted data point is calculated. The calculated first probability factor is compared to a stored probability factor in each segment, and the higher probability factor is retained. AnT is calculated using the stored probabilities in each segment.Type: GrantFiled: August 18, 2015Date of Patent: December 13, 2016Assignee: Firstbeat Technologies OyInventors: Sami Saalasti, Kaisa Hämäläinen, Tero Myllymäki
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Patent number: 9519755Abstract: Disclosed is a method for evaluating a physiological state depicting a person's resources, in which method the alternatives of physiological states depicting resources are determined, one or more contexts are selected, one or more variables are selected for each context, in which case in the evaluation the person's physiological information is measured and recorded, the measurement-background data of the measurement are determined and recorded, a value is defined for a variable of the context, corresponding temporal periods are defined for each context, and the person's physiological state is determined. Further, in the method a preselected correlation function is defined, a value is computed for the correlation function, a reference value is computed for each physiological state, and the physiological state of the person is determined. A corresponding system employing the method for evaluating a person's physiological state is also disclosed.Type: GrantFiled: November 9, 2012Date of Patent: December 13, 2016Assignee: Firstbeat Technologies OyInventors: Sami Saalasti, Joni Kettunen, Satu Tuominen, Jaakko Kotisaari
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Publication number: 20160184637Abstract: The invention relates to a method and a system for determining body's readiness to respond to physical exercise and for providing feedback to a user. In the method the user starts to perform an exercise, an earlier performance level is determined before starting a performance check having steps of: an instant performance level of the user is determined, the earlier performance level is compared to the instant performance level, a readiness index is determined according to the said comparison and optionally with background and/or training history of the user, a feedback is given according to the determined readiness index.Type: ApplicationFiled: September 10, 2014Publication date: June 30, 2016Applicant: Firstbeat Technologies OyInventors: Aki PULKKINEN, Sami SAALASTI, Kaisa HÄMÄLÄINEN
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Patent number: 9237868Abstract: This document describes a fitness test application which allows the user to exercise freely (running and cycling outdoors, bicycle ergometer, rowing ergometer, treadmill) and which provides an estimate of user's fitness during and/or after the exercise. The analysis can be performed either as real-time or as post-analysis.Type: GrantFiled: May 4, 2009Date of Patent: January 19, 2016Assignee: Firstbeat Technologies OYInventors: Mikko Seppanen, Aki Pulkkinen, Veli-Pekka Kurunmaki, Sami Saalasti, Joni Kettunen
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Publication number: 20150272466Abstract: A device for physiological measurement. The device includes at least two terminal units connectable to each other, of which a first terminal unit includes an electric circuit, an ECG-electrode and a first connector assembly having at least one ECG-contact for connecting at least one other ECG-electrode. A second terminal unit includes other ECG-electrodes and a second connector assembly having a counter ECG-contact adapted to be fitted to the ECG-contact of the first connector assembly. The first and second terminal are together arranged to connect the ECG-electrode of each second terminal unit to the electric circuit in the first terminal unit and, as separated, are arranged to enable the use of the function contacts of the first connector assembly.Type: ApplicationFiled: October 31, 2013Publication date: October 1, 2015Applicant: FIRSTBEAT TECHNOLOGIES OYInventors: Kauko Laakkonen, Toni Järvitalo, Aku Kalajo, Sami Saalasti
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Publication number: 20140288448Abstract: Disclosed is a method for evaluating a physiological state depicting a person's resources, in which method the alternatives of physiological states depicting resources are determined, one or more contexts are selected, one or more variables are selected for each context, in which case in the evaluation the person's physiological information is measured and recorded, the measurement-background data of the measurement are determined and recorded, a value is defined for a variable of the context, corresponding temporal periods are defined for each context, and the person's physiological state is determined. Further, in the method a preselected correlation function is defined, a value is computed for the correlation function, a reference value is computed for each physiological state, and the physiological state of the person is determined. A corresponding system employing the method for evaluating a person's physiological state is also disclosed.Type: ApplicationFiled: November 9, 2012Publication date: September 25, 2014Inventors: Sami Saalasti, Joni Kettunen, Satu Tuominen, Jaakko Kotisaari
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Publication number: 20140088444Abstract: The invention relates to a method and system for determining the cardiorespiratory fitness level of a person, with the aid of freely performed exercise in which training: •the physiological intensity of the person is measured periodically during the exercise session (5) •the external work output of the exercise session is measured simultaneously relative to the measured intensity (6), •from each period's measured intensity value and external work output, the representativeness of the values measured is determined (8.1, 8.2), in order to determine the fitness level using the following criteria: ?the physiological intensity should be stabilized relative to the external work output, ?the external work output should be within a selected range, ?the physiological intensity should be greater than a selected lower limit, in which case, a fitness level estimate is defined (8.3) for each accepted period as well as a fitness from several estimates.Type: ApplicationFiled: April 12, 2012Publication date: March 27, 2014Applicant: FIRSTBEAT TECHNOLOGIES OYInventors: Sami Saalasti, Aki Pulkkinen
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Patent number: 8465397Abstract: A method is disclosed for guiding a person to a physiological cumulative state in physical exercise, in which the exercise has a physiological target in the form of a physiological state at the end of the exercise, a duration, and a performance parameter. At the start of the exercise the physiological target is set, as is the value of the performance parameter, and during the exercise at regular intervals: at least one quantity proportional to the momentary intensity is measured. The present physiological state and an estimate of the physiological state at the end of the exercise are calculated with the aid of momentary intensity and the exercise performed. A guidance range for the momentary intensity is defined, in order to reach the target state and the performance parameter. The user is guided by feedback to remain within the guidance intensity range.Type: GrantFiled: October 3, 2011Date of Patent: June 18, 2013Assignee: Firstbeat Technologies OyInventors: Sami Saalasti, Aki Pulkkinen, Joni Kettunen, Mikko Seppanen
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Publication number: 20120035021Abstract: A method is disclosed for guiding a person to a physiological cumulative state in physical exercise, in which the exercise has a physiological target in the form of a physiological state at the end of the exercise, a duration, and a performance parameter. At the start of the exercise the physiological target is set, as is the value of the performance parameter, and during the exercise at regular intervals: at least one quantity proportional to the momentary intensity is measured. The present physiological state and an estimate of the physiological state at the end of the exercise are calculated with the aid of momentary intensity and the exercise performed. A guidance range for the momentary intensity is defined, in order to reach the target state and the performance parameter. The user is guided by feedback to remain within the guidance intensity range.Type: ApplicationFiled: October 3, 2011Publication date: February 9, 2012Applicant: FIRSTBEAT TECHNOLOGIES OYInventors: Sami Saalasti, Aki Pulkkinen, Joni Kettunen, Mikko Seppänen
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Patent number: 8052580Abstract: The invention relates to a method and system for guiding a person to a physiological cumulative state in physical exercise, in which the exercise has a physiological target in the form of a physiological state at the end of the exercise, a duration, and a performance parameter. In the method at the start of the exercise the physiological target is set, as is the value of the performance parameter, and during the exercise at regular intervals: at least one quantity proportional to the momentary intensity is measured, and the present physiological state and an estimate of the physiological state and the end of the exercise are calculated with the aid of the momentary intensity and the exercise performed, and a guidance range for the momentary intensity is defined, in order to reach the target state and the performance parameter. The user is guided by means of feedback to remain within the said guidance intensity range.Type: GrantFiled: July 4, 2007Date of Patent: November 8, 2011Assignee: Firstbeat Technologies OYInventors: Sami Saalasti, Aki Pulkkinen, Joni Kettunen, Mikko Seppänen
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Publication number: 20110040193Abstract: This document describes a fitness test application which allows the user to exercise freely (running and cycling outdoors, bicycle ergometer, rowing ergometer, treadmill) and which provides an estimate of user's fitness during and/or after the exercise. The analysis can be performed either as real-time or as post-analysis.Type: ApplicationFiled: May 4, 2009Publication date: February 17, 2011Applicant: FIRSTBEAT TECHNOLOGIES OYInventors: Mikko Seppanen, Aki Pulkkinen, Veli-Pekka Kurunmaki, Sami Saalasti, Joni Kettunen
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Publication number: 20100216601Abstract: The invention relates to a method and system for guiding a person to a physiological cumulative state in physical exercise, in which the exercise has a physiological target in the form of a physiological state at the end of the exercise, a duration, and a performance parameter. In the method at the start of the exercise the physiological target is set, as is the value of the performance parameter, and during the exercise at regular intervals: at least one quantity proportional to the momentary intensity is measured, and the present physiological state and an estimate of the physiological state and the end of the exercise are calculated with the aid of the momentary intensity and the exercise performed, and a guidance range for the momentary intensity is defined, in order to reach the target state and the performance parameter. The user is guided by means of feedback to remain within the said guidance intensity range.Type: ApplicationFiled: July 4, 2007Publication date: August 26, 2010Inventors: Sami Saalasti, Aki Pulkkinen, Joni Kettunen, Mikko Seppänen
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Patent number: 7717827Abstract: The invention relates to method and system for controlling a training plan for a user having a chosen aim for training, where at least one parameter describing physical characteristics of the user is determined, and a training plan consists of plurality of days, each day having one or more training sessions or rest, and each performed and coming session having a training load described by one or more parameters a training template is determined according to the aim and the said one or more parameters describing physical characteristics, each training template having a cumulative training load target according to the said parameter and the chosen aim and consisting of one or more training sessions or rest in each day, each training session of the template having a pre-selected training load, and an adapting window is determined, the adapting window consisting of a plurality of days, which include one or more previous sessions and one or more coming sessions according to the training template, and training lType: GrantFiled: March 5, 2007Date of Patent: May 18, 2010Assignee: Firstbeat Technologies OyInventors: Veli-Pekka Kurunmäki, Sami Saalasti, Aki Pulkkinen
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Publication number: 20090069156Abstract: The invention relates to method and system for controlling a training plan for a user having a chosen aim for training, where at least one parameter describing physical characteristics of the user is determined, and a training plan consists of plurality of days, each day having one or more training sessions or rest, and each performed and coming session having a training load described by one or more parameters a training template is determined according to the aim and the said one or more parameters describing physical characteristics, each training template having a cumulative training load target according to the said parameter and the chosen aim and consisting of one or more training sessions or rest in each day, each training session of the template having a pre-selected training load, and an adapting window is determined, the adapting window consisting of a plurality of days, which include one or more previous sessions and one or more coming sessions according to the training template, and training lType: ApplicationFiled: March 5, 2007Publication date: March 12, 2009Inventors: Veli-Pekka Kurunmäki, Sami Saalasti, Aki Pulkkinen
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Patent number: 7460901Abstract: The present invention describes a method of tracking minute ventilation from R-R intervals that are based on the acquisition of ECG signal. Sub-methods (RDF1), which are mainly based on heart rate variability, are used, wherein the respiratory frequency is determined from a pattern of rhythmic changes in heart beat data. The sub-methods (RDF1-n) are combined using an expert function, wherein each sub-method (RDF1-n) determines an estimate of the respiratory frequency.Type: GrantFiled: May 30, 2003Date of Patent: December 2, 2008Assignee: Firstbeat Technologies OyInventors: Joni Kettunen, Sami Saalasti