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  2. Federal Counterintelligence Service - Wikipedia

    en.wikipedia.org/wiki/Federal...

    The FSK was renamed the FSB (Federal'naya Sluzhba Bezopasnosti Rossiyskoi Federatsii (Федера́льная слу́жба безопа́сности Росси́йской Федера́ции) Federal Security Service of the Russian Federation) by the Federal Law of April 3, 1995, "On the Organs of the Federal Security Service in the Russian Federation" and the Decree of the President of ...

  3. Frequency-shift keying - Wikipedia

    en.wikipedia.org/wiki/Frequency-shift_keying

    Frequency-shift keying (FSK) is a frequency modulation scheme in which digital information is encoded on a carrier signal by periodically shifting the frequency of the carrier between several discrete frequencies. [1]

  4. Multiple frequency-shift keying - Wikipedia

    en.wikipedia.org/wiki/Multiple_frequency-shift...

    Multiple frequency-shift keying (MFSK) is a variation of frequency-shift keying (FSK) that uses more than two frequencies. MFSK is a form of M-ary orthogonal modulation, where each symbol consists of one element from an alphabet of orthogonal waveforms.

  5. Minimum-shift keying - Wikipedia

    en.wikipedia.org/wiki/Minimum-shift_keying

    In digital modulation, minimum-shift keying (MSK) is a type of continuous-phase frequency-shift keying that was developed in the late 1950s by Collins Radio employees Melvin L. Doelz and Earl T. Heald. [1]

  6. Amplitude and phase-shift keying - Wikipedia

    en.wikipedia.org/wiki/Amplitude_and_phase-shift...

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  7. FSK - Wikipedia

    en.wikipedia.org/wiki/FSK

    FSK may refer to: FSK (band) , a German band Federal Counterintelligence Service , (Russian Федера́льная Слу́жба Контрразве́дки; Federalnaya Sluzhba Kontrrazvedki ) of Russia

  8. S&P 500 Dividend Aristocrats - Wikipedia

    en.wikipedia.org/wiki/S&P_500_Dividend_Aristocrats

    The S&P 500 Dividend Aristocrats is a stock market index composed of the companies in the S&P 500 index that have increased their dividends in each of the past 25 consecutive years. It was launched in May 2005.

  9. Dividend - Wikipedia

    en.wikipedia.org/wiki/Dividend

    After this date the shares becomes ex dividend. Ex-dividend date – the day on which shares bought and sold no longer come attached with the right to be paid the most recently declared dividend. In the United States and many European countries, it is typically one trading day before the record date. This is an important date for any company ...