Invention Grant
- Patent Title: Systems and methods for implementing error correcting code in a memory
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Application No.: US14994078Application Date: 2016-01-12
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Publication No.: US10061644B2Publication Date: 2018-08-28
- Inventor: Nhon Quach , Mainak Biswas , Pranjal Bhuyan , Jeffrey Shabel , Robert Hardacker , Rahul Gulati , Mattheus Heddes
- Applicant: QUALCOMM INCORPORATED
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Smith Tempel Blaha LLC
- Priority: IN5908/CHE/2015 20151102
- Main IPC: G06F12/00
- IPC: G06F12/00 ; G11C29/52 ; G06F11/10 ; G06F12/0888 ; G06F12/08

Abstract:
Systems and methods are disclosed for error correction control (ECC) for a memory device comprising a data portion and an ECC portion, the memory device coupled to a system on a chip (SoC). The SoC includes an ECC cache. On receipt of a request to write a line of data to the memory, a determination is made if the data is compressible. If so, the data line is compressed. ECC bits are generated for the compressed or uncompressed data line. A determination is made if an ECC cache line is associated with the received data line. If the data line is compressible, the ECC bits are appended to the compressed data line and the appended data line is stored in the data portion of the memory. Otherwise, the ECC bits are stored in the ECC cache and the data line is stored in the data portion of the memory.
Public/Granted literature
- US20170123897A1 SYSTEMS AND METHODS FOR IMPLEMENTING ERROR CORRECTING CODE IN A MEMORY Public/Granted day:2017-05-04
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