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Monday, March 3, 2008

Telemetry Uses in Technology

The future of communications is wireless and this includes telemetry applications. Telemetry is the process by which measurements are collected and made and transmitted to equipment in other locations for viewing, monitoring, and recording. Its origins go back to the early 1900s when data transmissions were monitored on a number of electric power stations by a central command center. Telemetry then underwent extensive research and development by NASA who perfected telemetry and expanded its uses to include commercialization of high-data-rate technology and products for use in private sectors.

This process of privatization of this technology enabled NASA employees leaving the agency to join industries and use their technological education and expertise to further invent and develop products used in commercial markets around the world. Ground station equipment performs both traditional and bridging/switching functions to interconnect local and regional communication networks with other space and ground communications networks. Advances in wireless technologies have experienced great things relative to telemetry from wire transmissions to radio transmissions to global systems for mobile transmissions. Telemetry uses include monitoring of huge systems like satellites, power plants, oil rigs, geological and meteorological, logistics, tracking endangered species, and monitoring manned and unmanned air and space flights to simple tasks like remote meter readings.

An example of one of the great beneficiaries of this technology is the medical industry and communications equipment. Where we would be and how many of us might not have survived medical emergencies or trauma had it not been for wireless medical telemetry technology? We have at our services multi-band technology that the unique ability to utilize three independent telemetry bands to increase hospital flexibility and capacity. These things along with cost efficiency and expandability are of primary concern to medical facilities in selecting wireless equipment for patient care and monitoring.

Reliability is the most important consideration and objective, and patient safety cannot be unnecessarily compromised. Reliability is somewhat dependent on telemetry band selection but more dependent on the communications architecture when the system is being used. The FCC has developed new regulations for patient monitoring devices to prevent any interruption of telemetry being used. These rules enable hospitals to use the equipment that have on the 2.4 GHz ISM band (Industrial, Scientific, and Medical) or the equipment must be WMTS (Wireless Medical Telemetry Service). The latter is the only system capable of supporting multiple bands outside digital television broadcast channels meaning there is no possibility of potential interference from other systems and wireless devices. There are multiple uses of telemetry monitoring including wireless stress tests and ECG monitoring, and this ability enables continued growth and expansion of parameters in monitoring telemetry.

These new wireless systems are functional not only in hospital settings but also ambulances, emergency aircraft, and other emergency medical support agencies. The technology enables treatment of critical patients in lower acuity beds and increases the number of telemetry channels needed eliminating the need for more expensive intensive and critical care hospital units and associated personnel. It is more cost effective in all ways as the additional channels and bandwidth supports more parameters and has the potential to both provide better patient care and reduce health care costs delivering real benefits to patients and medical caregivers.

We have come a long way in the uses of telemetry technology and wireless technology promises more and better benefits in future applications.

A pioneer in technology reporting, Julia Hall has published articles about the latest digital devices and gadgets for over ten years. After graduating from MIT with a degree in electrical engineering, Julia turned down huge salaries from some of the most recognized fortune 500 companies in the world to pursue her dream of becoming a leading consumer advocate. Julia uses his expertise to cut through the too good to be true deals offered by high tech companies to reveal the real steals and the real duds that we're bombarded with daily. If you enjoy staying on the cutting edge of technology, whether for business or pleasure, but find yourself occasionally confused by the overwhelming and convoluted information out there let Julia show you the way.

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Aspects of M-Learning

M-learning is a type of personal learning that has infinite possibilities; it allows more and more people to gather knowledge on the go, to realize their dreams of a better future.

The possibilities of Learning through technology are becoming infinite with the advent of computer based technologies and web based technologies.

Electronic or e-learning incorporates all forms of online instruction using electronic devices. Among the many branches of E-learning is m-learning or mobile learning, which is a natural extension of e-learning. M- Learning is facilitated by the use of portable computing devices, like PDAs, palmtops, smartphones, and tablet PCs.

M-learning Technologies

The conditions of the mobile network are ruthless. Given these conditions, it is essential to select a right application environment and design. The mobile network has a narrow bandwidth, and delays are greater than in the PC /Wired network which supports 2 Mbits per second.Connectivity is one of the main differences between a mobile and a PC. There are specially designed networks for the mobiles.


WPAN--Wireless personal Area Network is a wireless network that is normally limited to a small cell radius. A WPAN is used to transfer data between a handheld device and desktop computer.

WAPWireless application Protocol is an international protocol that allows users to access the internet via their WAP enabled mobile phones. The WAP is optimized for mobile networks with narrow bandwidths, mobile devices with small screens and limited, small memory storage, and limited processing and battery power. This makes WAP a perfect option for the mobile network.

Bluetooth-- Bluetooth is a radio standard and communications protocol chiefly designed for low power consumption, with a short range based on low-cost transceiver microchips in each device. Bluetooth technology makes it possible to create personal area networks. This enables PDAs to pass messages to and from other mobile devices. It facilitates communication between mobile phones, laptops, PCs, printers, digital cameras, and video game consoles over a secure, globally unlicensed short-range radio frequency

.GPRS-- General Packet Radio Service is a is a mobile Data Service available to users of GSM, In GPRS multiple users share the same transmission channel, only transmitting when they have data to send. This is an always ready internet connection for mobile devices that provides greater speed of connection (171kb/s).

UMTS--Universal mobile Telecommunications system is one of the third-generation mobile phone technologies. Presently, it is the most common form uses W-CDMA as the underlying air interface. UMTS, using W-CDMA, supports up to 14.0 Mbit/s data transfer rates.

M-learning Process of Communication

SMSIs a Short Message Service allows users to send/receive text messages of around 160 characters between mobile phones.

MMS-- Multimedia Messaging Service it is the same as SMS but allows the users to send/receive graphics.

MP3s-- Are Audio file format that compresses audio files and enables them to be shared by users.

CAMs-- Video cameras embedded into mobile phone and PDAs witch allows users to take and send/receive pictures.

All these procedures are used in m-learning to enhance content delivery.

M-learning LMS

A basic M-learning package includes a Learning Management system (LMS), which when put together with a micro-portal interface layer will facilitate access to m-learning services. M-learning LMSs have also developed speech-to text and vice-versa and SMS facilities for devices that have minimum multimedia functionalities. In advanced phases, m-learning LMSs include support for collaborative learning and peer-to-peer interaction.

Conclusion

mobile technology is once again revolutionizing the education industry as the dotcom once did. The kind of infiltration that mobile phones have reached is astonishing, no other device can come closer, not even computers. Mobiles have a global reach not only in developed countries but also in the third world, they can be found in every village.

Rajesh Rastogi is an Internet infopreneur who has website on virtual learning environment Different types of LMS are discussed including learing management system, M learning system and offers e-learning services

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Natural Pain Management!

Life in todays hectic society is going more and more in the direction of fast foods, sugar in all sorts of foods you would never think should be there, trans fatty acids, preservatives and pesticides, which we consume in large amounts every year. We even go so far as to invent foods, such as artificial sugars which your body may or may not recognize as actual food.

We are bombarded with hormones in most of our meats and dairy products. There is mounting evidence that many girls are maturing physically at a much younger age because of this.

With all this going on, its no wonder that our immune systems are on overload and physical ailments are growing in leaps and bounds. Pain in some cases, is what some peoples lives revolve around.

Lets look at pain. It is your signal that injury, disease or too much strain has occurred on the body. Without it you wouldnt know that something needs to be addressed. Even mild pain can limit your activities, which in turn can lead to a loss of strength, endurance and flexability.

Chronic pain can be on and off or be consistent. If you are like most people, youll reach for over the counter drugs or prescription drugs. This is what the drug companies would love for you to do.

If you suffer from pain there are many more options for you to explore than drugs or surgery. With vitamins, minerals and herbs lacking in our daily foods, you may want to consider a nutritionist to assist in establishing healthy diet and exercise program. Supplements, and organic foods, may improve your immune systems ability to repair the body and should reduce pain.

There are also other natural remedies that can enhance your nutritional handling such as acupuncture, chiropractic, massage, relaxation techniques such as deep breathing or yoga.

I hope this helps.

Wilhelmina Jones is a freelance writer who was diagnosed with Lupus nearly 15 years ago. Though symptoms were severe at that time, through the use of diet and supplements for maintaining health and pain relief, she has remained symptom free ever since. Natural Pain Relief online Resource for Pain Relief http://www.painreliefdirectory.com.

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