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  2. History of radar - Wikipedia

    en.wikipedia.org/wiki/History_of_radar

    The history of radar (where radar stands for radio detection and ranging) started with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell's seminal work on electromagnetism.

  3. History of synthetic-aperture radar - Wikipedia

    en.wikipedia.org/wiki/History_of_synthetic...

    The history of synthetic-aperture radar begins in 1951, with the invention of the technology by mathematician Carl A. Wiley, and its development in the following decade. Initially developed for military use, the technology has since been applied in the field of planetary science .

  4. Digital radio frequency memory - Wikipedia

    en.wikipedia.org/wiki/Digital_radio_frequency_memory

    Since a DRFM system is designed to create a false target to a radar system, this technology can be employed to perform hardware-in-the-loop simulation. [1] [2] Hardware-in-the-loop simulation is an aid to the development of new radar systems, which allows for testing and evaluation of the radar system earlier in the design cycle. This type of ...

  5. Synthetic-aperture radar - Wikipedia

    en.wikipedia.org/wiki/Synthetic-aperture_radar

    The history of synthetic-aperture radar begins in 1951, with the invention of the technology by mathematician Carl A. Wiley, and its development in the following decade. Initially developed for military use, the technology has since been applied in the field of planetary science.

  6. Health information technology - Wikipedia

    en.wikipedia.org/wiki/Health_information_technology

    Health information technology (HIT) is "the application of information processing involving both computer hardware and software that deals with the storage, retrieval, sharing, and use of health care information, health data, and knowledge for communication and decision making". [8]

  7. Healthcare in Texas - Wikipedia

    en.wikipedia.org/wiki/Healthcare_in_Texas

    On top of individual problems with healthcare in Texas there is a shortage of healthcare providers as a whole in the state. Of the 254 counties in Texas, 230 counties are experiencing a whole-county shortage of primary care physicians, 20 counties are experiencing a partial area-specific shortage of PCPs, and only 4 counties are experiencing no ...

  8. AOL Mail

    mail.aol.com/d?reason=invalid_cred

    AOL Mail is free and helps keep you safe. From security to personalization, AOL Mail helps manage your digital life Start for free

  9. Health technology - Wikipedia

    en.wikipedia.org/wiki/Health_technology

    Patient Protection and Affordable Care Act (ACA) also known as Obamacare and health information technology health care is entering the digital era. Although with this development it needs to be protected. Both health information and financial information now made digital within the health industry might become a larger target for cyber-crime.