EDN

Pulse Code Modulation (PCM)

Analog transmission is not particularly efficient. When the signal-to-noise ratio of an analog signal deteriorates due to attenuation, amplifying the signal also amplifies noise. Digital signals are ...
Design-Reuse

MIPI Soundwire: Pulse Code Modulation (PCM)

In MIPI Soundwire: Digital Audio Simplified, we mentioned that digital audio formats including Pulse Code Modulation (PCM) and Pulse Density Modulation (PDM) are target applications for MIPI Soundwire ...
note

Raspberry Piでロータリーエンコーダを使って回転速度を計測しよう

こんにちは、タクト工房へようこそ！前回、DCモータをモータドライバを使用して回転させました。今回は、Raspberry Piとロータリーエンコーダを使ってDCモーターの回転速度を計測する方法を解説します。ロータリエンコーダはモーターの回転速度や回転方向 ...
AFCEA

Raytheon Awarded Pulse Decoder Funds for Tomahawk Missile

Raytheon Co., Tucson, Ariz., is being awarded an $8,761,875 modification to a previously awarded firm-fixed-price contract for the replacement of the Pulse Code Modulation (PCM) Encoder due to ...
Design-Reuse

MIPI Soundwire: Pulse Density Modulation (PDM)

In MIPI Soundwire: Digital Audio Simplified, we mentioned that digital audio formats including Pulse Code Modulation (PCM) and Pulse Density Modulation (PDM) are target applications for MIPI Soundwire ...
IEEE

Telephony by pulse code modulation

Abstract: An experiment in transmitting speech by Pulse Code Modulation, or PCM, is described in this paper. Each sample amplitude of a pulse amplitude modulation or PAM signal is transmitted by a ...