Multi-bit sigma-delta beamformer with minimal dynamic focusing artifacts

• Main Authors: Cheong, Jia Hao, Lam, Yvonne Ying Hung, Koh, Liang Mong, Tiew, Kei Tee
• Other Authors: School of Electrical and Electronic Engineering
• Format: Conference or Workshop Item
• Language: English
• Published: 2010
• Subjects: DRNTU::Engineering::Electrical and electronic engineering::Electronic systems
• Online Access: https://hdl.handle.net/10356/91498; http://hdl.handle.net/10220/6371
• Institution: Nanyang Technological University

Sigma-delta beamformer (SDBF) was proposed in recent year to increase the integration level of an ultrasound imaging system. However, the hardware efficient post-delay reconstruction structure suffers from artifact problem when dynamic focu...