quantizern.

Brit.

/ˈkwɒntʌɪzə/, U.S.

/ˈkwɑnˌtaɪzər/

Forms: 1900s– quantiser, 1900s– quantizer.

Origin: Formed within English, by derivation. Etymons: quantize v., -er suffix¹.

Etymology: < quantize v. + -er suffix¹.

Electronics.

A device that quantizes a signal applied to it.

ΘΚΠ

the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > [noun] > output device

limiter1919

tripler1924

mixer1936

quadrupler1938

quantizer1948

summer1958

1948 Bell Syst. Techn. Jrnl. 27 450 An actual quantizer (staircase transducer) has a finite overload value which must not be exceeded and hence can have only a finite number of steps.

1953 Electronic Engin. 25 146/2 The channel modulators of a pulse-length modulated t.d.m. system feed a common quantizer and coder.

1992 IEEE Spectrum Mar. 27/1 MPEG also uses visually weighted quantization—that is, coarser quantizers can be used for the higher frequencies because subjective perception of quantization error varies greatly with frequency.

2005 W.-H. Steeb Math. Tools Signal Processing with C++ & JAVA Simulations x. 164 The pitch period is quantised using a log companded quantiser to one of 60 possible values.

This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).

单词	quantizer
释义	quantizern. Brit. /ˈkwɒntʌɪzə/, U.S. /ˈkwɑnˌtaɪzər/ Forms: 1900s– quantiser, 1900s– quantizer. Origin: Formed within English, by derivation. Etymons: quantize v., -er suffix¹. Etymology: < quantize v. + -er suffix¹. Electronics. A device that quantizes a signal applied to it. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > [noun] > output device limiter1919 tripler1924 mixer1936 quadrupler1938 quantizer1948 summer1958 1948 Bell Syst. Techn. Jrnl. 27 450 An actual quantizer (staircase transducer) has a finite overload value which must not be exceeded and hence can have only a finite number of steps. 1953 Electronic Engin. 25 146/2 The channel modulators of a pulse-length modulated t.d.m. system feed a common quantizer and coder. 1992 IEEE Spectrum Mar. 27/1 MPEG also uses visually weighted quantization—that is, coarser quantizers can be used for the higher frequencies because subjective perception of quantization error varies greatly with frequency. 2005 W.-H. Steeb Math. Tools Signal Processing with C++ & JAVA Simulations x. 164 The pitch period is quantised using a log companded quantiser to one of 60 possible values. This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022). < n.1948
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