CN100369017C - Encrypt device and method for static RAM programmable gate array chip - Google Patents
Encrypt device and method for static RAM programmable gate array chip Download PDFInfo
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- CN100369017C CN100369017C CNB2005100514472A CN200510051447A CN100369017C CN 100369017 C CN100369017 C CN 100369017C CN B2005100514472 A CNB2005100514472 A CN B2005100514472A CN 200510051447 A CN200510051447 A CN 200510051447A CN 100369017 C CN100369017 C CN 100369017C
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- 238000013461 design Methods 0.000 abstract description 35
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- 238000005516 engineering process Methods 0.000 description 4
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Abstract
Description
Design chips | Safe class |
Common SRAM programming FPGA | 1 |
PLD and CPLD based on EEPROM | 2 |
?ASIC | 3 |
The SRAM FPGA of built-in decipher circuit | 4 |
FPGA based on the FLASH programming | 5 |
Anti-fuse (anti-fuse) FPGA | 5 |
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100514472A CN100369017C (en) | 2005-03-04 | 2005-03-04 | Encrypt device and method for static RAM programmable gate array chip |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100514472A CN100369017C (en) | 2005-03-04 | 2005-03-04 | Encrypt device and method for static RAM programmable gate array chip |
Publications (2)
Publication Number | Publication Date |
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CN1828558A CN1828558A (en) | 2006-09-06 |
CN100369017C true CN100369017C (en) | 2008-02-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB2005100514472A Active CN100369017C (en) | 2005-03-04 | 2005-03-04 | Encrypt device and method for static RAM programmable gate array chip |
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CN (1) | CN100369017C (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101854243B (en) * | 2010-04-30 | 2012-12-12 | 株洲南车时代电气股份有限公司 | Circuit system design encryption circuit and encryption method thereof |
US8461863B2 (en) * | 2011-04-29 | 2013-06-11 | Altera Corporation | Method and apparatus for securing a programmable device using a kill switch |
CN103413164B (en) * | 2013-07-10 | 2017-08-25 | 上海新储集成电路有限公司 | A kind of method for realizing data encrypting and deciphering function with embedded programmable logic gate array in intelligent card chip |
CN106503592B (en) * | 2016-11-09 | 2021-07-09 | 深圳市德明利技术股份有限公司 | Encryption method and system based on programmable logic device |
CN108388482A (en) * | 2017-09-26 | 2018-08-10 | 北京计算机技术及应用研究所 | A kind of double nip algorithm process circuit |
CN109446849B (en) * | 2018-12-25 | 2023-05-12 | 威海银创微电子技术有限公司 | Nonvolatile SRAM data encryption device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0446194A1 (en) * | 1990-03-07 | 1991-09-11 | Telefonaktiebolaget L M Ericsson | Continous cipher synchronization for cellular communication system |
CN1412728A (en) * | 2001-10-11 | 2003-04-23 | 黄涛 | Electronic digital code antifalse technique of electromechanical products and its application system |
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2005
- 2005-03-04 CN CNB2005100514472A patent/CN100369017C/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0446194A1 (en) * | 1990-03-07 | 1991-09-11 | Telefonaktiebolaget L M Ericsson | Continous cipher synchronization for cellular communication system |
CN1412728A (en) * | 2001-10-11 | 2003-04-23 | 黄涛 | Electronic digital code antifalse technique of electromechanical products and its application system |
Also Published As
Publication number | Publication date |
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CN1828558A (en) | 2006-09-06 |
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Assignee: Beijing Loongson Zhongke Technology Service Center Co., Ltd. Assignor: Institute of Computing Technology, Chinese Academy of Sciences Contract fulfillment period: 2009.12.16 to 2028.12.31 Contract record no.: 2010990000062 Denomination of invention: Encrypt device and method for static RAM programmable gate array chip Granted publication date: 20080213 License type: exclusive license Record date: 20100128 |
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Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.12.16 TO 2028.12.31; CHANGE OF CONTRACT Name of requester: BEIJING LOONGSON TECHNOLOGY SERVICE CENTER CO., LT Effective date: 20100128 |
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Assignee: Longxin Zhongke Technology Co., Ltd. Assignor: Institute of Computing Technology, Chinese Academy of Sciences Contract record no.: 2010990000062 Date of cancellation: 20141231 |
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Change date: 20141231 Contract record no.: 2010990000062 Assignee after: Longxin Zhongke Technology Co., Ltd. Assignee before: Beijing Loongson Zhongke Technology Service Center Co., Ltd. |
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Application publication date: 20060906 Assignee: Longxin Zhongke Technology Co., Ltd. Assignor: Institute of Computing Technology, Chinese Academy of Sciences Contract record no.: 2015990000066 Denomination of invention: Encrypt device and method for static RAM programmable gate array chip Granted publication date: 20080213 License type: Common License Record date: 20150211 |
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Effective date of registration: 20200821 Address after: 100095, Beijing, Zhongguancun Haidian District environmental science and technology demonstration park, Liuzhou Industrial Park, No. 2 building Patentee after: LOONGSON TECHNOLOGY Corp.,Ltd. Address before: 100080 Haidian District, Zhongguancun Academy of Sciences, South Road, No. 6, No. Patentee before: Institute of Computing Technology, Chinese Academy of Sciences |
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EC01 | Cancellation of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: LOONGSON TECHNOLOGY Corp.,Ltd. Assignor: Institute of Computing Technology, Chinese Academy of Sciences Contract record no.: 2015990000066 Date of cancellation: 20200928 |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100095 Building 2, Longxin Industrial Park, Zhongguancun environmental protection technology demonstration park, Haidian District, Beijing Patentee after: Loongson Zhongke Technology Co.,Ltd. Address before: 100095 Building 2, Longxin Industrial Park, Zhongguancun environmental protection technology demonstration park, Haidian District, Beijing Patentee before: LOONGSON TECHNOLOGY Corp.,Ltd. |