CN1818850A - 用于在电子电路中执行乘法或除法运算的方法和装置 - Google Patents
用于在电子电路中执行乘法或除法运算的方法和装置 Download PDFInfo
- Publication number
- CN1818850A CN1818850A CN200510121658.9A CN200510121658A CN1818850A CN 1818850 A CN1818850 A CN 1818850A CN 200510121658 A CN200510121658 A CN 200510121658A CN 1818850 A CN1818850 A CN 1818850A
- Authority
- CN
- China
- Prior art keywords
- hardware
- numerical value
- circuit
- value
- electronic circuit
- 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
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
- G06F7/52—Multiplying; Dividing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
Claims (17)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004060185A DE102004060185B3 (de) | 2004-12-14 | 2004-12-14 | Verfahren und Vorrichtung zur Durchführung einer Multiplikations- oder Divisionsoperation in einer elektronischen Schaltung |
DE102004060185.2 | 2004-12-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1818850A true CN1818850A (zh) | 2006-08-16 |
CN100480987C CN100480987C (zh) | 2009-04-22 |
Family
ID=35464189
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005101216589A Expired - Fee Related CN100480987C (zh) | 2004-12-14 | 2005-12-13 | 用于在电子电路中执行乘法或除法运算的方法和装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7895255B2 (zh) |
EP (1) | EP1672480B1 (zh) |
JP (1) | JP4219926B2 (zh) |
CN (1) | CN100480987C (zh) |
DE (2) | DE102004060185B3 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101685384B (zh) * | 2008-09-23 | 2011-10-26 | 华晶科技股份有限公司 | 容许误差的整数除法运算电路 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI386845B (zh) * | 2008-09-12 | 2013-02-21 | Altek Corp | Error calculation of the integer division operation circuit |
US9607029B1 (en) * | 2014-12-17 | 2017-03-28 | Amazon Technologies, Inc. | Optimized mapping of documents to candidate duplicate documents in a document corpus |
JP7320047B2 (ja) | 2021-07-20 | 2023-08-02 | 日本特殊陶業株式会社 | オゾン発生器 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4507676A (en) * | 1982-10-28 | 1985-03-26 | Rca Corporation | Digital matrixing system |
ATE63175T1 (de) * | 1986-08-11 | 1991-05-15 | Siemens Ag | Verfahren zur schnellen division langer operanden in datenverarbeitungsanlagen und schaltungsanordnung zur durchfuehrung des verfahrens. |
US5020017A (en) * | 1989-04-10 | 1991-05-28 | Motorola, Inc. | Method and apparatus for obtaining the quotient of two numbers within one clock cycle |
EP0795818A1 (de) * | 1996-03-16 | 1997-09-17 | Deutsche ITT Industries GmbH | Multiplizierer mit unterschiedlicher Auflösung für einen Signalprozessor |
US6446102B1 (en) | 1999-05-21 | 2002-09-03 | Schneider Automation, Inc. | Method and device for high speed scale conversion |
DE10009451C1 (de) * | 2000-01-31 | 2001-05-03 | Micronas Gmbh | Recheneinheit für eingeschränkte Signalverarbeitung |
ITTO20010817A1 (it) * | 2001-08-17 | 2003-02-17 | Telecom Italia Lab Spa | Circuito moltiplicatore. |
DE10163350A1 (de) | 2001-12-21 | 2003-07-17 | Rohde & Schwarz | Verfahren und Vorrichtung zum Erzeugen eines Ausgangssignals als mathematische Funktion eines Eingangssignals |
US7127483B2 (en) * | 2001-12-26 | 2006-10-24 | Hewlett-Packard Development Company, L.P. | Method and system of a microprocessor subtraction-division floating point divider |
US6993551B2 (en) * | 2002-04-12 | 2006-01-31 | Visteon Global Technologies, Inc. | Sparse-coefficient functions for reducing computational requirements |
JP2003316567A (ja) | 2002-04-24 | 2003-11-07 | Seiko Epson Corp | 除算器、露出制御装置および撮像装置 |
US7519649B2 (en) * | 2005-02-10 | 2009-04-14 | International Business Machines Corporation | System and method for performing decimal division |
-
2004
- 2004-12-14 DE DE102004060185A patent/DE102004060185B3/de not_active Expired - Fee Related
-
2005
- 2005-11-16 EP EP05025055A patent/EP1672480B1/de not_active Expired - Fee Related
- 2005-11-16 DE DE502005009942T patent/DE502005009942D1/de active Active
- 2005-11-30 US US11/289,835 patent/US7895255B2/en not_active Expired - Fee Related
- 2005-12-13 CN CNB2005101216589A patent/CN100480987C/zh not_active Expired - Fee Related
- 2005-12-14 JP JP2005361062A patent/JP4219926B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101685384B (zh) * | 2008-09-23 | 2011-10-26 | 华晶科技股份有限公司 | 容许误差的整数除法运算电路 |
Also Published As
Publication number | Publication date |
---|---|
US7895255B2 (en) | 2011-02-22 |
US20060143261A1 (en) | 2006-06-29 |
DE502005009942D1 (de) | 2010-09-02 |
CN100480987C (zh) | 2009-04-22 |
EP1672480B1 (de) | 2010-07-21 |
DE102004060185B3 (de) | 2006-05-18 |
JP2006172475A (ja) | 2006-06-29 |
EP1672480A1 (de) | 2006-06-21 |
JP4219926B2 (ja) | 2009-02-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1117431C (zh) | 码分多址调制解调器的高效多信道滤波 | |
US7072928B2 (en) | Device for determining the rank of a sample, an apparatus for determining the rank of a plurality of samples, and the ith rank ordered filter | |
CN1790968B (zh) | 用于编码通信系统的二级缩放与量化的方法及装置 | |
CN100340069C (zh) | 在无线接收机中的信道估计的设备和方法 | |
CN1689292A (zh) | 具有虚拟并联均衡器的通信接收机 | |
CN1735083A (zh) | 扩频接收机中的码片均衡器的噪声因子计算方法 | |
CN1547694A (zh) | 对数查询表 | |
CN1818850A (zh) | 用于在电子电路中执行乘法或除法运算的方法和装置 | |
CN101917356A (zh) | LTE系统上行参考信号q阶ZC序列的生成方法及其系统 | |
CN103685110B (zh) | 一种预失真处理的方法、系统及预失真系数运算器 | |
CN1716933A (zh) | 一种实现cdma信号削波的方法 | |
US7680872B2 (en) | Canonical signed digit (CSD) coefficient multiplier with optimization | |
CN108958704B (zh) | 一种数据处理装置及方法 | |
JP2006505181A (ja) | デジタル・フィルタのフィルタ係数を決定する方法およびデジタル・フィルタ | |
CN102347920A (zh) | 一种增强的信道估计方法及装置 | |
CN1708918A (zh) | 藉适应性低通滤波预处理频道估算向导符号的装置及方法 | |
US20040267854A1 (en) | Logarithmic and inverse logarithmic conversion system and method | |
CN1309467A (zh) | 可变增益数字滤波器 | |
CN100372343C (zh) | 数字脉冲成型滤波器输出增益的控制装置 | |
CN1545652A (zh) | 乘法器电路 | |
KR20060065451A (ko) | 디지털 자동 이득 제어장치 | |
CN113515259B (zh) | 一种适用于浮点格式的复数的近似取模实现电路及方法 | |
Merchan et al. | Rayleigh fading channel simulator based on inner–outer factorization | |
CN113556301B (zh) | 一种信号处理方法及装置 | |
CN1536773A (zh) | 自适应均衡器 |
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: INFINEON TECHNOLOGIES AG Free format text: FORMER OWNER: INFENNIAN TECHNOLOGIES AG Effective date: 20120625 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER NAME: INFINEON TECHNOLOGIES AG Owner name: INTEL MOBILE COMMUNICATIONS LTD. Free format text: FORMER NAME: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
|
TR01 | Transfer of patent right |
Effective date of registration: 20120625 Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090422 Termination date: 20131213 |