Invention Grant
- Patent Title: Signal synchronization in multi-voltage domains
- Patent Title (中): 多电压域中的信号同步
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Application No.: US12646827Application Date: 2009-12-23
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Publication No.: US08693267B2Publication Date: 2014-04-08
- Inventor: Siddharth Gupta , Rakesh Kumar Sinha , Vamsi Krishna Gullapalli , Dibya Dipti
- Applicant: Siddharth Gupta , Rakesh Kumar Sinha , Vamsi Krishna Gullapalli , Dibya Dipti
- Applicant Address: NL Amsterdam
- Assignee: STMicroelectronics International N.V.
- Current Assignee: STMicroelectronics International N.V.
- Current Assignee Address: NL Amsterdam
- Agency: Munck Wilson Mandala, LLP
- Priority: IN2939/DEL/2008 20081224
- Main IPC: G11C7/00
- IPC: G11C7/00

Abstract:
A system and a method to improve signal synchronization in a plurality of signal paths traversing multiple voltage domains. According to an embodiment of the present disclosure a memory arrangement is preferred for signal synchronization. All read/write and clocks signals and other control signals are driven to periphery supply (Vp) levels, except wordline (WL[i]) signals which are driven at core supply (Vc) level. By doing so, lower average and peak current consumption associated with core supply (Vc) is achieved with constant delays and maintaining required signal synchronization in the signal paths traversing multiple voltage domains.
Public/Granted literature
- US20100165754A1 SIGNAL SYNCHRONIZATION IN MULTI-VOLTAGE DOMAINS Public/Granted day:2010-07-01
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