JP2011212383A5 - - Google Patents
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- JP2011212383A5 JP2011212383A5 JP2010085829A JP2010085829A JP2011212383A5 JP 2011212383 A5 JP2011212383 A5 JP 2011212383A5 JP 2010085829 A JP2010085829 A JP 2010085829A JP 2010085829 A JP2010085829 A JP 2010085829A JP 2011212383 A5 JP2011212383 A5 JP 2011212383A5
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- biological
- frequency
- frequencies
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- information processing
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- 230000010365 information processing Effects 0.000 claims 8
- 238000001228 spectrum Methods 0.000 claims 7
- 238000000034 method Methods 0.000 claims 2
- 230000003595 spectral effect Effects 0.000 claims 2
- 230000004071 biological effect Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 claims 1
Claims (8)
前記信号を周波数解析して、複数の周波数に対応する複数のスペクトル値を算出する解析部と、
生体活動を呈すると想定される周波数帯域に基づき重み付け処理を前記複数のスペクトル値に実施する重み付け部と、
前記重み付け部によって前記重み付け処理を実施した後の前期複数のスペクトル値に基づき前記複数の周波数のうちの１つの周波数を生体周波数として特定する特定部と、を含み、
前記重み付け部は、前記周波数帯域に属する第１のスペクトル値の重みを、前記複数のスペクトル値から前記第１のスペクトル値を除く第２のスペクトル値の重みよりも大きくすることを特徴とする生体情報処理装置。 An acquisition unit for acquiring a signal having biological information;
Analyzing the frequency of the signal and calculating a plurality of spectral values corresponding to a plurality of frequencies;
A weighting unit for performing a weighting process on the plurality of spectrum values based on a frequency band assumed to exhibit a biological activity;
Anda specifying unit for specifying a frequency of one of said plurality of frequencies based on the previous year plurality of spectral values after performing the weighting processing as biometric frequency by the weighting unit,
The weighting unit makes the weight of the first spectrum value belonging to the frequency band larger than the weight of the second spectrum value excluding the first spectrum value from the plurality of spectrum values. Information processing device.
前記特定部によって過去に特定された少なくとも１つの生体周波数を記憶する記憶部を、さらに含むことを特徴とする生体情報処理装置。 In claim 1,
The biological information processing apparatus further comprising a storage unit that stores at least one biological frequency specified in the past by the specifying unit.
前記記憶部は、少なくとも２つの生体周波数を記憶し、
前記重み付け部は、前記記憶部に記憶される前記少なくとも２つの生体周波数に基づき、前記少なくとも２つの生体周波数の変化傾向を判定することを特徴とする生体情報処理装置。 In claim 2,
The storage unit stores at least two biological frequencies,
The biological information processing apparatus, wherein the weighting unit determines a change tendency of the at least two biological frequencies based on the at least two biological frequencies stored in the storage unit.
前記重み付け部は、前記生体周波数の変化傾向の判定結果に基づき前記周波数帯域を決定することを特徴とする生体情報処理装置。 In claim 3,
The biological information processing apparatus, wherein the weighting unit determines the frequency band based on a determination result of a change tendency of the biological frequency .
前記判定結果が前記少なくとも２つの生体周波数の増加傾向を示す場合、前記重み付け部は、前記周波数帯域として、前記少なくとも２つの生体周波数のうちの最も新しい生体周波数とともに、前記複数の周波数のうちの前記最も新しい生体周波数よりも高い少なくとも１つの高調波側の周波数を設定し、
前記判定結果が前記少なくとも２つの生体周波数の減少傾向を示す場合、前記重み付け部は、前記周波数帯域として、前記少なくとも２つの生体周波数のうちの最も新しい生体周波数とともに、前記複数の周波数のうちの前記最も新しい生体周波数よりも低い少なくとも１つの低周波側の周波数を設定することを特徴とする生体情報処理装置。 In claim 4,
When the determination result indicates an increasing tendency of the at least two biological frequencies, the weighting unit, as the frequency band, includes the newest biological frequency of the at least two biological frequencies, and the frequency of the plurality of frequencies. Set at least one harmonic frequency higher than the newest biological frequency,
When the determination result indicates a decreasing tendency of the at least two biological frequencies, the weighting unit includes the newest biological frequency of the at least two biological frequencies as the frequency band, and the frequency of the plurality of frequencies. A biological information processing apparatus, wherein at least one low-frequency side frequency lower than the newest biological frequency is set.
前記重み付け部は、前記生体周波数の変化傾向の判定結果に基づき前記第１のスペクトル値の重みを決定することを特徴とする生体情報処理装置。 In claim 3,
The biological information processing apparatus, wherein the weighting unit determines a weight of the first spectrum value based on a determination result of the change tendency of the biological frequency .
前記記憶部に記憶される前記少なくとも１つの生体周波数のうちの最も新しい生体周波数が、体動を呈すると想定される周波数から所与の周波数帯域だけ離れていない場合、前記重み付け部は、前記重み付け処理の実施を中止し、且つ前記特定部は、前記解析部によって算出された前記複数のスペクトル値に基づき前記生体周波数を特定することを特徴とする生体情報処理装置。 In claim 2,
When the newest biological frequency among the at least one biological frequency stored in the storage unit is not separated from a frequency assumed to exhibit body movement by a given frequency band, the weighting unit The biological information processing apparatus characterized in that the execution of the process is stopped, and the identification unit identifies the biological frequency based on the plurality of spectrum values calculated by the analysis unit.
前記特定部によって特定された前記生体周波数を脈拍数または心拍数に換算する換算部を、さらに含むことを特徴とする生体情報処理装置。 In claims 1 to 7,
The biological information processing apparatus further comprising a conversion unit that converts the biological frequency specified by the specifying unit into a pulse rate or a heart rate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010085829A JP2011212383A (en) | 2010-04-02 | 2010-04-02 | Biological information processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010085829A JP2011212383A (en) | 2010-04-02 | 2010-04-02 | Biological information processor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011212383A JP2011212383A (en) | 2011-10-27 |
| JP2011212383A5 true JP2011212383A5 (en) | 2013-05-16 |
Family
ID=44942738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010085829A Withdrawn JP2011212383A (en) | 2010-04-02 | 2010-04-02 | Biological information processor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2011212383A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5605269B2 (en) | 2011-02-28 | 2014-10-15 | セイコーエプソン株式会社 | Beat detector |
| JP5716466B2 (en) | 2011-03-10 | 2015-05-13 | セイコーエプソン株式会社 | Filter device and pulsation detection device |
| JP6110348B2 (en) * | 2014-09-09 | 2017-04-05 | 日本電信電話株式会社 | Biological information measuring system and method |
-
2010
- 2010-04-02 JP JP2010085829A patent/JP2011212383A/en not_active Withdrawn
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