DE69328414T2 - Multiplizierer mit Signed Digit Technik - Google Patents

Multiplizierer mit Signed Digit Technik

Info

Publication number
DE69328414T2
DE69328414T2 DE69328414T DE69328414T DE69328414T2 DE 69328414 T2 DE69328414 T2 DE 69328414T2 DE 69328414 T DE69328414 T DE 69328414T DE 69328414 T DE69328414 T DE 69328414T DE 69328414 T2 DE69328414 T2 DE 69328414T2
Authority
DE
Germany
Prior art keywords
multiplier
signed digit
digit technology
technology
signed
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.)
Expired - Fee Related
Application number
DE69328414T
Other languages
English (en)
Other versions
DE69328414D1 (de
Inventor
Hiroshi Makino
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE69328414D1 publication Critical patent/DE69328414D1/de
Application granted granted Critical
Publication of DE69328414T2 publication Critical patent/DE69328414T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/02—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word
    • H03M7/04—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word the radix thereof being two
    • 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
    • G06F7/4824—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 using signed-digit representation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
  • Logic Circuits (AREA)
DE69328414T 1993-01-14 1993-12-17 Multiplizierer mit Signed Digit Technik Expired - Fee Related DE69328414T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP00496493A JP3153370B2 (ja) 1993-01-14 1993-01-14 乗算装置

Publications (2)

Publication Number Publication Date
DE69328414D1 DE69328414D1 (de) 2000-05-25
DE69328414T2 true DE69328414T2 (de) 2000-08-10

Family

ID=11598278

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69328414T Expired - Fee Related DE69328414T2 (de) 1993-01-14 1993-12-17 Multiplizierer mit Signed Digit Technik

Country Status (4)

Country Link
US (1) US5473559A (de)
EP (1) EP0606611B1 (de)
JP (1) JP3153370B2 (de)
DE (1) DE69328414T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5734600A (en) * 1994-03-29 1998-03-31 International Business Machines Corporation Polynomial multiplier apparatus and method
US5870322A (en) * 1995-05-22 1999-02-09 Samsung Electronics Co., Ltd. Multiplier to selectively perform unsigned magnitude multiplication or signed magnitude multiplication
US5646877A (en) * 1995-05-25 1997-07-08 Texas Instruments Incorporated High radix multiplier architecture
US5805482A (en) * 1995-10-20 1998-09-08 Matsushita Electric Corporation Of America Inverse discrete cosine transform processor having optimum input structure
US5867601A (en) * 1995-10-20 1999-02-02 Matsushita Electric Corporation Of America Inverse discrete cosine transform processor using parallel processing
US5801979A (en) * 1995-10-20 1998-09-01 Matsushita Electric Corporation Of America Carry logic that produces a carry value from NLSBs for a ROM accumulator in an inverse discrete cosine transform processor
US5754459A (en) * 1996-02-08 1998-05-19 Xilinx, Inc. Multiplier circuit design for a programmable logic device
JP3532338B2 (ja) * 1996-02-27 2004-05-31 株式会社ルネサステクノロジ 乗算装置
JP3604518B2 (ja) * 1996-11-01 2004-12-22 株式会社ルネサステクノロジ 除算装置
JPH10307705A (ja) * 1997-05-02 1998-11-17 Fujitsu Ltd 冗長２進符号変換回路及びこれを用いた乗算回路
US6157939A (en) * 1998-06-04 2000-12-05 Integrated Device Technology, Inc. Methods and apparatus for generating multiplicative inverse product
US7203718B1 (en) * 1999-10-29 2007-04-10 Pentomics, Inc. Apparatus and method for angle rotation
EP1122637A3 (de) * 2000-01-31 2005-10-12 Micronas GmbH Recheneinheit für eingeschränkte Signalverarbeitung
US6684236B1 (en) * 2000-02-15 2004-01-27 Conexant Systems, Inc. System of and method for efficiently performing computations through extended booth encoding of the operands thereto
US6978426B2 (en) * 2002-04-10 2005-12-20 Broadcom Corporation Low-error fixed-width modified booth multiplier
DE102007056104A1 (de) * 2007-11-15 2009-05-20 Texas Instruments Deutschland Gmbh Verfahren und Vorrichtung zur Multiplikation von Binäroperanden
JP5261738B2 (ja) * 2009-01-15 2013-08-14 国立大学法人広島大学 半導体装置
KR102057648B1 (ko) 2013-01-04 2019-12-20 삼성전자주식회사 중복 형태 리코딩을 이용한 곱셈 방법 및 모듈러 곱셈기
US10003342B2 (en) 2014-12-02 2018-06-19 Taiwan Semiconductor Manufacturing Company, Ltd. Compressor circuit and compressor circuit layout
US10296292B2 (en) * 2016-10-20 2019-05-21 Advanced Micro Devices, Inc. Dynamic variable precision computation
US10756753B2 (en) * 2018-10-25 2020-08-25 Arm Limited Data compressor logic circuit
JP7371255B2 (ja) 2019-11-21 2023-10-30 華為技術有限公司 乗算器及びオペレータ回路
TWI707543B (zh) 2020-02-06 2020-10-11 崛智科技有限公司 壓縮器、加法電路及其操作方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0610787B2 (ja) * 1987-01-23 1994-02-09 松下電器産業株式会社 乗算処理装置
US4864528A (en) * 1986-07-18 1989-09-05 Matsushita Electric Industrial Co., Ltd. Arithmetic processor and multiplier using redundant signed digit arithmetic
US4890127A (en) * 1988-03-31 1989-12-26 Texas Instruments Incorporated Signed digit adder circuit
GB8817766D0 (en) * 1988-07-26 1989-07-05 Emi Plc Thorn Signal processing
JPH072124B2 (ja) * 1988-10-12 1995-01-18 菱有工業株式会社 小型携帯機器用加熱保温ケース
JPH02300930A (ja) * 1989-05-16 1990-12-13 Oki Electric Ind Co Ltd 乗算回路
JPH03177922A (ja) * 1989-12-06 1991-08-01 Sharp Corp ワレスのトリー回路
JPH0720758Y2 (ja) * 1990-09-28 1995-05-15 株式会社ダイヤ 携帯用端末機用ケース

Also Published As

Publication number Publication date
DE69328414D1 (de) 2000-05-25
EP0606611B1 (de) 2000-04-19
JP3153370B2 (ja) 2001-04-09
EP0606611A2 (de) 1994-07-20
US5473559A (en) 1995-12-05
EP0606611A3 (de) 1994-11-02
JPH06214755A (ja) 1994-08-05

Similar Documents

Publication Publication Date Title
DE69328414D1 (de) Multiplizierer mit Signed Digit Technik
DE69420117T2 (de) Konferenz mit elektronischer Animation
DE69435179D1 (de) Multiplizierer
DE69304603T2 (de) Elektronen Vervielfacher
FI954297A0 (fi) Tehomittari
DE59404042D1 (de) Ummantelung von kanten mit beschichtungswerkstoffen
DE69423920T2 (de) Analog Multiplizierer mit Viertransistorstufen
DE9417923U1 (de) Etui mit Verstärkungseinrichtung
DE69324681D1 (de) Entproteinisierung mit azlacton-gekoppelten funktionsträgern
DE69408186D1 (de) Antifäulnisfarbe
DE69127610D1 (de) Multiplikationsvorrichtung
FR2708653B1 (fr) TAUruelle électro-portative.
DE69229568T2 (de) Multiplizierer
DE9309696U1 (de) Schulranzen
DE9318352U1 (de) Gehäuse mit Wandverbindungen
DE9410082U1 (de) Malkoffer
DE9312832U1 (de) Schriftgutmappe
KR950016354U (ko) 방향기능을 갖는 조화
DE69419170T2 (de) Flugabwehrkanone mit kamera
KR950013696U (ko) 그림물감 케이스
KR950000227U (ko) 보조판넬을 갖춘 카메라가방
IS4001A (is) Málningardósalok með lúgu
KR940025752U (ko) 전자제품의 케이스
KR950010680U (ko) 비닐하우스용 작업복
DE9305021U1 (de) Explosionsgeschützte Kamera

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee