Invention Application
WO2010129127A3 A RUNTIME PROGRAMMABLE BIST FOR TESTING A MULTI-PORT MEMORY DEVICE
审中-公开
用于测试多端口存储器设备的RUNTIME可编程BIST
- Patent Title: A RUNTIME PROGRAMMABLE BIST FOR TESTING A MULTI-PORT MEMORY DEVICE
- Patent Title (中): 用于测试多端口存储器设备的RUNTIME可编程BIST
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Application No.: PCT/US2010030167Application Date: 2010-04-07
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Publication No.: WO2010129127A3Publication Date: 2011-01-20
- Inventor: NICOLAIDIS MICHAEL , BOUTOBZA SLIMANE
- Applicant: SYNOPSYS INC , NICOLAIDIS MICHAEL , BOUTOBZA SLIMANE
- Assignee: SYNOPSYS INC,NICOLAIDIS MICHAEL,BOUTOBZA SLIMANE
- Current Assignee: SYNOPSYS INC,NICOLAIDIS MICHAEL,BOUTOBZA SLIMANE
- Priority: US43152209 2009-04-28
- Main IPC: G11C29/28
- IPC: G11C29/28 ; G11C29/12 ; G11C29/34
Abstract:
One embodiment provides a runtime programmable system which comprises methods and apparatuses for testing a multi-port memory device to detect a multi-port memory fault, in addition to typical single-port memory faults that can be activated when accessing a single port of a memory device. More specifically, the system comprises a number of mechanisms which can be configured to activate and detect any realistic fault which affects the memory device when two simultaneous memory access operations are performed. During operation, the system can receive an instruction sequence, which implements a new test procedure for testing the memory device, while the memory device is being tested. Furthermore, the system can implement a built-in self-test (BIST) solution for testing any multi-port memory device, and can generate tests targeted to a specific memory design based in part on information from the instruction sequence.
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