'Psk' diaporamas de présentation

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)

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Background

Background. Modulation Types. FSK Type BUILD. ASK Type BUILD. PSK Type BUILD. PSK HL Type Summary. BPSK Type BUILD. QPSK Type BUILD. 8PSK Type BUILD. BPSK Type 1 bits on. QPSK Type 2 bits on. 8PSK Type 3 bits on. TYPES ALL PSK. Flagman At Ease. 1 Bit Per Second 0. 1 Bit Per Second.

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? ? ? ????????

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6 ?????????

6 ?????????. ????. ?? ??? ???? ??? ?? ? ??? ??? 2 ASK?2FSK?2PSK?2DPSK ????? ?? ???????? MASK?MPSK ? ?????? ?? ?????????????????. ??????????????. ?????????????????????????????????????????????????????????????????? ???? ???????????? ????????. 6.1 ??. ?????????????????????? ??. ??????????

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Figure 5-16

Figure 5-16. Analog to Digital Encoding. ? The McGraw-Hill Companies, Inc., 1998. WCB/McGraw-Hill. Figure 5-17. PAM. ? The McGraw-Hill Companies, Inc., 1998. WCB/McGraw-Hill. Figure 5-18. Quantized PAM Signal. ? The McGraw-Hill Companies, Inc., 1998. WCB/McGraw-Hill. Figure 5-19.

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Figure 5-15

Figure 5-15. Analog to Digital Encoding. ? The McGraw-Hill Companies, Inc., 1998. WCB/McGraw-Hill. Figure 5-16. PAM. ? The McGraw-Hill Companies, Inc., 1998. WCB/McGraw-Hill. Figure 5-17. Quantized PAM Signal. ? The McGraw-Hill Companies, Inc., 1998. WCB/McGraw-Hill. Figure 5-18.

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Modulation

Modulation. Kevin Bolding Electrical Engineering Seattle Pacific University. Digital Transmission of Analog Data. Analog signal. Sampling. Convert to discrete samples (time domain). Quantizing. Convert to discrete levels (amplitude). Digital data.

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Modulations Amplitude Shift Keying ASK (OOK)

Modulations Amplitude Shift Keying ASK (OOK). BW for ASK. Nbaud is baud rate.

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Digital Modes

Digital Modes. What Are Digital Modes. Conversational (non-voice) Person to person Interactive Non-Voice keyboard to keyboard Not file driven Software driven Computer / Soundcard enabled Low bandwidth (mostly). Digital Modes - Advantages. Low bandwidth Low power requirements

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CIS 6930 Powerline Communications PHY Layer

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MPSK on OFDM system program

MPSK on OFDM system program. Speaker: ???. OUTLINE. 1.OFDM system theory. 2.MPSK system simulink. 3.OFDM system simulink. 4.Results comparison. 5.Conclusion. OFDM THEORY. OFDM THEORY. OFDM THEORY. Channel. x bits. Serial Data Input. Serial-to- Parallel Converter. Signal Mapper.

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Evaluating the Bit Error Rate for M-PSK

Evaluating the Bit Error Rate for M-PSK. Presented by: Idris Ajia Assessor: Dr. Tareq Al- Naffouri Date: Saturday, 12 December 2009. Introduction: Importance of Digital Communications. Increasing dependence on Digital Communication. Need for accurate data TX Calculating BER.

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Digital Communications 0909.402.03/0909.504.01 Fall 2002

Digital Communications 0909.402.03/0909.504.01 Fall 2002. Lecture 7 October 21, 2002. Shreekanth Mandayam ECE Department Rowan University http://engineering.rowan.edu/~shreek/fall02/digcomm/. Plan. Midterm Exam Bandpass Data Transmission Binary Modulated Bandpass Signaling OOK

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Digital Transmission Via Carrier Modulation

Digital Transmission Via Carrier Modulation. Carrier Phase Modulation BPSK(Binary PSK) : M=2 QPSK(Quadrature PSK): M=4 MPSK(M-ary PSK): M > 2. Transmitting filter pulse shape Amplitude. Carrier Phase Modulation.

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Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: Comparison of D-PSK and FSK for Narrowband Systems Date Submitted: 22, September 2009

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Secure PSK Authentication

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PSK 966

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Video

MOD LO7. --. mod.dpm.scr05 Multiple Choice. mod.dpm.scr06 Matching. mod.dpm.scr09 Matching. mod.dpm.scr01 Course Introduction. NEXT. KC. KC. KC. F. mod.dpm.scr11 Phase Changes in PSK Signals. mod.dpm.scr04 PSK Techniques. mod.dpm.scr03 Phase Shift Keying. mod.dpm.scr07

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