'Image rejection' diaporamas de présentation

Simplified Transceiver Architecture

Simplified Transceiver Architecture. HPMX-2007. The lkhefw wlkhq wilehr. The lkhefw wlkhq wilehr. The lkhefw wlkhq wilehr. wejklh wajkhrqwilu wae. wejklh wajkhrqwilu wae. wejklh wajkhrqwilu wae. esjlkh qwh wlh lihewrw. esjlkh qwh wlh lihewrw. esjlkh qwh wlh lihewrw.

1.35k views • 83 slides

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: [Physical Layer proposal for the 802.15.4 Low Rate WPAN Standard] Date Submitted: [May 2001] Source: [Carl R. Stevenson] Company: [Agere Systems]

418 views • 29 slides

Direct Conversion Receivers

Direct Conversion Receivers. Qui Luu Dec 2, 2009. Agenda. Wireless communication architectures Dual IF Superheterodyne, Low IF Sampling Single IF Superheterodyne, High IF Sampling Direct (Zero-IF) Conversion Homodyne receiver challenges DC offset Quadrature errors Even order distortions

969 views • 24 slides

Integrated RF Receivers

Integrated RF Receivers. Design Issues. Presented by: Sameh Assem Ibrahim. Outline. RF Receiver Architectures The Proposed Architecture Image Rejection Sensitivity to Process Variations References. RF Receiver Architectures. Super-Heterodyne Receiver. RF Receiver Architectures.

637 views • 24 slides

A Ku-Band Interference-Rejection CMOS Low-Noise Amplifier Using Current-Reused

332 views • 12 slides

Superheterodyne Receiver

Multiplication in the Time Domain = Convolution (shifting) in the Frequency Domain. Superheterodyne Receiver. Mixer. RF Front End (Amps, Filters). IF Strip (Amps, Filters). Detector (Demodulation). Recovered Information. Service Band. Channel Selectivity. Local Oscillator. -w 1. w 1.

1.73k views • 12 slides

Review of Important AM Receiver Concepts

Review of Important AM Receiver Concepts. Receiver Sensitivity: P SB,MIN ( dBm ) - N EFF ( dBm ) > SNR MIN (dB) P SB,MIN ( dBm ) = P SENS ( dBm ) - 10log 10 (2/m 2 + 1) N EFF ( dBm ) = kT 0 B( dBm ) + NF(dB) + 3 dB (if no image rejection after first amp)

183 views • 3 slides