CN1740962A - Fast pipeline type divider - Google Patents
Fast pipeline type divider Download PDFInfo
- Publication number
- CN1740962A CN1740962A CN 200510029858 CN200510029858A CN1740962A CN 1740962 A CN1740962 A CN 1740962A CN 200510029858 CN200510029858 CN 200510029858 CN 200510029858 A CN200510029858 A CN 200510029858A CN 1740962 A CN1740962 A CN 1740962A
- Authority
- CN
- China
- Prior art keywords
- unit
- output
- input
- multiplier
- merchant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Complex Calculations (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100298581A CN100367191C (en) | 2005-09-22 | 2005-09-22 | Fast pipeline type divider |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100298581A CN100367191C (en) | 2005-09-22 | 2005-09-22 | Fast pipeline type divider |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1740962A true CN1740962A (en) | 2006-03-01 |
CN100367191C CN100367191C (en) | 2008-02-06 |
Family
ID=36093367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100298581A Active CN100367191C (en) | 2005-09-22 | 2005-09-22 | Fast pipeline type divider |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100367191C (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101685384B (en) * | 2008-09-23 | 2011-10-26 | 华晶科技股份有限公司 | Integer division operational circuit tolerating errors |
CN102231101A (en) * | 2011-07-29 | 2011-11-02 | 电子科技大学 | Divider and division processing method |
CN101295237B (en) * | 2007-04-25 | 2012-03-21 | 四川虹微技术有限公司 | High-speed divider for quotient and balance |
CN102460424A (en) * | 2009-06-10 | 2012-05-16 | 新思科技有限公司 | Multiplicative division circuit with reduced area |
CN108595147A (en) * | 2018-01-02 | 2018-09-28 | 上海兆芯集成电路有限公司 | Microprocessor with series operation execution circuit |
CN115407965A (en) * | 2022-11-01 | 2022-11-29 | 南京航空航天大学 | High-performance approximate divider based on Taylor expansion and error compensation method |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104615404A (en) * | 2015-02-15 | 2015-05-13 | 浪潮电子信息产业股份有限公司 | High-speed floating-point division unit based on table look-up |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5563818A (en) * | 1994-12-12 | 1996-10-08 | International Business Machines Corporation | Method and system for performing floating-point division using selected approximation values |
US6782405B1 (en) * | 2001-06-07 | 2004-08-24 | Southern Methodist University | Method and apparatus for performing division and square root functions using a multiplier and a multipartite table |
FI20011610A0 (en) * | 2001-08-07 | 2001-08-07 | Nokia Corp | Method and apparatus for performing a division calculation |
JP2003303096A (en) * | 2002-04-11 | 2003-10-24 | Olympus Optical Co Ltd | Division circuit |
-
2005
- 2005-09-22 CN CNB2005100298581A patent/CN100367191C/en active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101295237B (en) * | 2007-04-25 | 2012-03-21 | 四川虹微技术有限公司 | High-speed divider for quotient and balance |
CN101685384B (en) * | 2008-09-23 | 2011-10-26 | 华晶科技股份有限公司 | Integer division operational circuit tolerating errors |
CN102460424A (en) * | 2009-06-10 | 2012-05-16 | 新思科技有限公司 | Multiplicative division circuit with reduced area |
CN102460424B (en) * | 2009-06-10 | 2016-03-23 | 新思科技有限公司 | There is the multiplicative division circuit reducing area |
CN102231101A (en) * | 2011-07-29 | 2011-11-02 | 电子科技大学 | Divider and division processing method |
CN108595147A (en) * | 2018-01-02 | 2018-09-28 | 上海兆芯集成电路有限公司 | Microprocessor with series operation execution circuit |
CN108595147B (en) * | 2018-01-02 | 2021-03-23 | 上海兆芯集成电路有限公司 | Microprocessor with series operation execution circuit |
CN115407965A (en) * | 2022-11-01 | 2022-11-29 | 南京航空航天大学 | High-performance approximate divider based on Taylor expansion and error compensation method |
Also Published As
Publication number | Publication date |
---|---|
CN100367191C (en) | 2008-02-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109828744B (en) | Configurable floating point vector multiplication IP core based on FPGA | |
CN102629189B (en) | Water floating point multiply-accumulate method based on FPGA | |
US8429217B2 (en) | Executing fixed point divide operations using a floating point multiply-add pipeline | |
JP2662196B2 (en) | Calculation result normalization method and apparatus | |
CN1740962A (en) | Fast pipeline type divider | |
CN101650642B (en) | Floating point addition device based on complement rounding | |
CN106325811A (en) | Method in microprocessor | |
CN101630243B (en) | Transcendental function device and method for realizing transcendental function utilizing same | |
CN103984522B (en) | Fixed point and the implementation method of floating-point mixing division in GPDSP | |
KR101085810B1 (en) | Multi-stage floating-point accumulator | |
CN105335127A (en) | Scalar operation unit structure supporting floating-point division method in GPDSP | |
CN101692202A (en) | 64-bit floating-point multiply accumulator and method for processing flowing meter of floating-point operation thereof | |
US6351760B1 (en) | Division unit in a processor using a piece-wise quadratic approximation technique | |
US8019805B1 (en) | Apparatus and method for multiple pass extended precision floating point multiplication | |
CN102253822B (en) | Modular (2<n>-3) multiplier | |
CN101650643A (en) | Rounding method for indivisible floating point division radication | |
Ide et al. | A 320 MFLOPS CMOS floating-point processing unit for superscalar processors | |
CN2847379Y (en) | Quick divider | |
CN109298848A (en) | The subduplicate circuit of double mode floating-point division | |
CN1508672A (en) | Micro controller IP nucleus | |
Pazhani et al. | High-Speed and Area-Efficient Modified Binary Divider | |
Bruintjes | Design of a fused multiply-add floating-point and integer datapath | |
Dieter et al. | Low-cost microarchitectural support for improved floating-point accuracy | |
Yang et al. | A high performance and full utilization hardware implementation of floating point arithmetic units | |
Hsiao et al. | Design of a low-cost floating-point programmable vertex processor for mobile graphics applications based on hybrid number system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: GUANGDIAN ELECTRONIC CO., LTD., SHANGHAI Free format text: FORMER OWNER: CENTRAL RESEARCH ACADEMY OF SVA GROUP Effective date: 20120615 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120615 Address after: 200233 No. 168, Shanghai, Tianlin Road Patentee after: Guangdian Electronic Co., Ltd., Shanghai Address before: 200233, No. 2, building 757, Yishan Road, Shanghai Patentee before: Central Institute of Shanghai Video and Audio (Group) Co., Ltd. |
|
C56 | Change in the name or address of the patentee |
Owner name: INESA ELECTRON CO., LTD. Free format text: FORMER NAME: SVA ELECTRON CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: 200233 Building 1, building 200, Zhang Heng Road, Zhangjiang hi tech park, Shanghai, Pudong New Area, 2 Patentee after: INESA Electron Co., Ltd. Address before: 200233 No. 168, Shanghai, Tianlin Road Patentee before: Guangdian Electronic Co., Ltd., Shanghai |