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| Subject:
2.4Ghz Radio Frequency Compatibility in Hospitals
Category: Miscellaneous Asked by: jorge03-ga List Price: $40.00 |
Posted:
01 Aug 2005 09:05 PDT
Expires: 31 Aug 2005 09:05 PDT Question ID: 550414 |
Background I understand the 2.4Ghz spectrum has been reserved by the federal government as an open frequency for communications technologies and other new technologies. Examples of technologies that operate in the 2.4Ghz frequency are Bluetooth, Wi-Fi 802.11, microwave ovens, and cordless phones etc. Hypothesis Due to this frequency allocation I suspect that equipment in hospitals (like EKG machines, IV pumps, video towers etc.) have been designed so that technology operating in the 2.4Ghz frequency do not interfere with hospital equipment. Question I need proof that technology operating in the 2.4Ghz frequency does not interfere with hospital equipment. The proof needs to come from at least one government agency. White papers from other organizations will make good back-up material. Clarifying Points I don?t need proof that Wi-Fi, Bluetooth, microwave ovens, or cordless phones do not interfere with hospital equipment. Those are just examples of some technologies that operate at 2.4Ghz. I am working with a company that has developed a new technology for hospitals that operates in the 2.4Ghz frequency and we need to show that since it is at 2.4Ghz that it won?t interfere with hospital equipment. Payment will be delivered if at least one good and clear resource is provided from a government agency. It has to be something that can be sourced. A tip will be provided for good back-up material, like white papers from other organizations, or for material from additional government agencies. |
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| There is no answer at this time. |
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| Subject:
Re: 2.4Ghz Radio Frequency Compatibility in Hospitals
From: commo-ga on 28 Aug 2005 22:00 PDT |
I am not a Google Researcher and so this comment will be brief. No guarantee can be made that a 2.4 GHz RF signal will not interfere with hospital equipment because equipment below specified strength levels do not require licencing, neither for transmission nor reception. Generally, hospital equipment sensitive to a specified frequency is both transmitting and receiving on that frequency (or a harmonic of that freq). This is not necessarily from a wireless tx/rx relationship but could be as a function of internal component oscillation (eg. monitors). These undocumented RF-user components and systems are the reason most hospitals have been forced to adopt a "no-transmitter" policy. Although it is really they who are in violation (at least in spirit if not letter) of RF regulatory guidelines, try explaining to Mom that her daughter just died because you had to check your email. While medical groups are pushing contractors to eliminate components vulnerable to commonly licenced spectrum allocatiions (eg. wi-fi, bluetooth, cell-phone, etc.) it will be considerable time before all the legacy equipment is gone. Comm O |
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