Invention Grant
- Patent Title: Asymmetric H-bridge in a class D power amplifier
- Patent Title (中): D类功率放大器中的非对称H桥
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Application No.: US14475822Application Date: 2014-09-03
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Publication No.: US09461589B2Publication Date: 2016-10-04
- Inventor: Jingxue Lu , Ankit Srivastava , Haibo Fei
- Applicant: QUALCOMM Incorporated
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM INCORPORATED
- Current Assignee: QUALCOMM INCORPORATED
- Current Assignee Address: US CA San Diego
- Agency: Haynes and Boone, LLP
- Main IPC: H03F1/02
- IPC: H03F1/02 ; H03F3/217 ; H03F3/183 ; H03F1/52 ; H03F3/45
Abstract:
Disclosed is an amplifier circuit having an output stage that includes an H-bridge circuit. The H-bridge circuit includes sense resistors on one side of the circuit. A current detection circuit can produce an output indicative of current flow through a load based on voltages across the sense resistors.
Public/Granted literature
- US20160065134A1 ASYMMETRIC H-BRIDGE IN A CLASS D POWER AMPLIFIER Public/Granted day:2016-03-03
Information query
IPC分类:
