JP5297130B2 - ワイヤレスセンサネットワークでの混信軽減のためのシステムおよび方法 - Google Patents
ワイヤレスセンサネットワークでの混信軽減のためのシステムおよび方法 Download PDFInfo
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- JP5297130B2 JP5297130B2 JP2008243475A JP2008243475A JP5297130B2 JP 5297130 B2 JP5297130 B2 JP 5297130B2 JP 2008243475 A JP2008243475 A JP 2008243475A JP 2008243475 A JP2008243475 A JP 2008243475A JP 5297130 B2 JP5297130 B2 JP 5297130B2
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- 238000000034 method Methods 0.000 title description 12
- 230000000116 mitigating effect Effects 0.000 title 1
- 230000006854 communication Effects 0.000 claims description 67
- 238000004891 communication Methods 0.000 claims description 67
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
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- 230000005540 biological transmission Effects 0.000 description 52
- 230000036541 health Effects 0.000 description 8
- 238000013461 design Methods 0.000 description 4
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
- G16H40/60—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
- G16H40/67—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0266—Operational features for monitoring or limiting apparatus function
- A61B2560/0271—Operational features for monitoring or limiting apparatus function using a remote monitoring unit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Pathology (AREA)
- Epidemiology (AREA)
- General Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Biophysics (AREA)
- Primary Health Care (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Mobile Radio Communication Systems (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Description
12 医療施設
14 患者
16 身体装着センサ
20 ゲートウェイコントローラ装置
22 集積回路トランシーバ
24 マイクロコントローラ
26 感知装置
28 インフラストラクチャ
29 スーパーバイザゲートウェイ装置
30 時間スロット
32 通信フレーム
34 ブロードキャストビーコンメッセージ
36 データパケット
38 関連間隔
40 初期ビーコンメッセージ
42 追従ビーコンメッセージ
44 時間枠
46 第1センサノード
48 第2センサノード
50 第3センサノード
52 時間枠
54 第1サブフレーム
56 第2サブフレーム
58 スロット
Claims (10)
- 患者(14)から患者データを取得するように構成された複数のセンサノード(16)と、
複数の定義済み通信フレーム(32)のための前記複数のセンサノード(16)と双方向ワイヤレス通信するゲートウェイ装置(20)であって、複数の周波数のそれぞれで前記複数のセンサノードにビーコンメッセージ(34)を送信するように構成されるゲートウェイ装置(20)と
を備えるワイヤレス患者監視システム(10)であって、
前記複数のセンサノード(16)がさらに、
前記ゲートウェイ装置(20)から前記ビーコンメッセージ(34)を受信し、
前記複数の周波数のそれぞれで、取得した患者データを前記ゲートウェイ装置(20)に送信し、
前記複数の周波数が、第1周波数および第2周波数を含み、
前記複数のセンサノード(16)がさらに、前記ビーコン信号(34)を受信するために前記第1周波数に同調し、前記第1周波数で送信される前記ビーコン信号(34)が所定の時間限度(44)内に受信されない場合に前記第2周波数に同調するように構成され、
前記ゲートウェイ装置(20)がさらに、前記患者データを受信するために前記第1周波数に同調し、前記患者データが所定の時間限度(44)内に受信されない場合に前記第2周波数に同調するように構成されるワイヤレス患者監視システム(10)。 - 前記ゲートウェイ装置(20)と前記複数のセンサノード(16)の各々が、前記複数の定義済み通信フレーム(32)の終了時に前記第1周波数に再同調するように構成される、
請求項1記載のワイヤレス患者監視システム(10)。 - 前記ゲートウェイ装置(20)を制御するためのスーパーバイザゲートウェイ(29)をさらに備え、前記スーパーバイザゲートウェイ装置(29)が、前記第1周波数と前記第2周波数の少なくとも一方を、第1通信フレームと後続の通信フレームとの間で所定の量だけ前記ゲートウェイ装置(20)にシフトさせるように構成される請求項1又は2記載のワイヤレス患者監視システム(10)。
- 前記第1センサノード(46)が、前記第1周波数、次いで前記第2周波数で患者データを送信し、その後で、前記第2センサノード(48)が、前記第1周波数、次いで前記第2周波数で患者データを送信し、その後で、前記複数のセンサノード(16)内に追加のセンサノードがある場合、追加のセンサノードが、前記第1周波数、次いで前記第2周波数で患者データを送信し、前記ゲートウェイ装置(20)が、前記センサノード(16)のそれぞれの前記第1周波数と前記第2周波数の間の切替えと同期される請求項1乃至3のいずれかに記載のワイヤレス患者監視システム(10)。
- 前記第1センサノード(46)が、前記第1周波数、次いで前記第2周波数で患者データを送信し、その後で、前記第2センサノード(48)が、前記第1周波数、次いで前記第2周波数で患者データを送信し、その後で、前記複数のセンサノード(16)内に追加のセンサノードがある場合、追加のセンサノードが、前記複数のセンサ(16)内の前のセンサと逆の順序で、前記第1周波数および前記第2周波数で患者データを送信し、前記ゲートウェイ装置(20)が、前記第1周波数と前記第2周波数の間の切替えと同期される請求項1乃至3のいずれかに記載のワイヤレス患者監視システム(10)。
- 前記第1時間スロットが、第1サブフレーム(54)および第2サブフレーム(56)をさらに含み、前記第1及び第2センサノード(16)のそれぞれが、前記第1サブフレーム(54)中に前記第1周波数で患者データを送信し、前記第2サブフレーム中に前記第1周波数(56)で患者データを送信する請求項1乃至3のいずれかに記載のワイヤレス患者監視システム(10)。
- 前記複数のセンサノード(16)が、心拍数、ECG、および血液酸素飽和率のいずれかを含む生理学的パラメータ又は、患者の移動、周囲光、および周囲音のいずれかを含む患者パラメータを測定するセンサを備える請求項1乃至6のいずれかに記載のワイヤレス患者監視システム(10)。
- 前記複数のセンサノード(16)が電池を備える請求項1乃至7のいずれかに記載のワイヤレス患者監視システム(10)。
- 前記複数のセンサノード(16)がワイヤレス身体装着センサを備える請求項1乃至8のいずれかに記載のワイヤレス患者監視システム(10)。
- 前記ゲートウェイ装置(20)がワイヤレス身体装着装置を備える請求項1乃至9のいずれかに記載のワイヤレス患者監視システム(10)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US11/862,681 | 2007-09-27 | ||
US11/862,681 US8199000B2 (en) | 2007-09-27 | 2007-09-27 | System and method for interference mitigation in a wireless sensor network |
Publications (2)
Publication Number | Publication Date |
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JP2009089379A JP2009089379A (ja) | 2009-04-23 |
JP5297130B2 true JP5297130B2 (ja) | 2013-09-25 |
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JP2008243475A Active JP5297130B2 (ja) | 2007-09-27 | 2008-09-24 | ワイヤレスセンサネットワークでの混信軽減のためのシステムおよび方法 |
Country Status (3)
Country | Link |
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US (1) | US8199000B2 (ja) |
JP (1) | JP5297130B2 (ja) |
DE (1) | DE102008037388B4 (ja) |
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DE102008037388A1 (de) | 2009-04-02 |
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