FR2480968B1 - - Google Patents

Info

Publication number
FR2480968B1
FR2480968B1 FR8107545A FR8107545A FR2480968B1 FR 2480968 B1 FR2480968 B1 FR 2480968B1 FR 8107545 A FR8107545 A FR 8107545A FR 8107545 A FR8107545 A FR 8107545A FR 2480968 B1 FR2480968 B1 FR 2480968B1
Authority
FR
France
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
Application number
FR8107545A
Other versions
FR2480968A1 (fr
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Publication of FR2480968A1 publication Critical patent/FR2480968A1/fr
Application granted granted Critical
Publication of FR2480968B1 publication Critical patent/FR2480968B1/fr
Granted legal-status Critical Current

Links

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
    • G06F7/544—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 for evaluating functions by calculation
    • 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
    • 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
    • G06F7/499—Denomination or exception handling, e.g. rounding or overflow
    • G06F7/49905—Exception handling
    • G06F7/4991—Overflow or underflow

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
FR8107545A 1980-04-18 1981-04-15 Processeur numerique adapte a l'integration a haute densite Granted FR2480968A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5127280A JPS56147260A (en) 1980-04-18 1980-04-18 Lsi for digital signal processing

Publications (2)

Publication Number Publication Date
FR2480968A1 FR2480968A1 (fr) 1981-10-23
FR2480968B1 true FR2480968B1 (fr) 1984-11-30

Family

ID=12882307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8107545A Granted FR2480968A1 (fr) 1980-04-18 1981-04-15 Processeur numerique adapte a l'integration a haute densite

Country Status (4)

Country Link
US (1) US4407018A (fr)
JP (1) JPS56147260A (fr)
CA (1) CA1157161A (fr)
FR (1) FR2480968A1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58111096A (ja) * 1981-12-25 1983-07-01 ヤマハ株式会社 電子楽器のデイジタルフイルタ装置
US4547862A (en) * 1982-01-11 1985-10-15 Trw Inc. Monolithic fast fourier transform circuit
JPS5932216A (ja) * 1982-08-17 1984-02-21 Sony Corp ディジタル信号処理回路及びディジタルフィルタ
US4777612A (en) * 1983-10-05 1988-10-11 Nec Corporation Digital signal processing apparatus having a digital filter
US4750145A (en) * 1984-03-20 1988-06-07 Hewlett-Packard Company Doppler AGC using overflow counters internal to FFT
US4683547A (en) * 1984-10-25 1987-07-28 International Business Machines Corporation Special accumulate instruction for multiple floating point arithmetic units which use a putaway bus to enhance performance
US4748579A (en) * 1985-08-14 1988-05-31 Gte Laboratories Incorporated Method and circuit for performing discrete transforms
US4754412A (en) * 1985-10-07 1988-06-28 Schlumberger Systems & Services, Inc. Arithmetic logic system using the output of a first alu to control the operation of a second alu
US4791590A (en) * 1985-11-19 1988-12-13 Cornell Research Foundation, Inc. High performance signal processor
JPH0782341B2 (ja) * 1986-10-04 1995-09-06 株式会社河合楽器製作所 電子楽器
US5481488A (en) * 1994-10-21 1996-01-02 United Microelectronics Corporation Block floating point mechanism for fast Fourier transform processor
FR2731793B1 (fr) * 1995-03-16 1997-06-06 France Telecom Dispositif de protection d'un transducteur de pression pour cable de transmission ou autre
TWI221218B (en) * 2001-07-13 2004-09-21 Key Stream Co Ltd Operational circuit of symbol window timing adaptive control type and address generation circuit used therein
US6993544B2 (en) * 2002-08-27 2006-01-31 Broadcom Corporation Limit-cycle oscillation suppression method, system, and computer program product
US7197525B2 (en) * 2002-11-26 2007-03-27 Analog Devices, Inc. Method and system for fixed point fast fourier transform with improved SNR

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5166746A (ja) * 1974-12-06 1976-06-09 Fujitsu Ltd Naisekienzanshorikairo
FR2296221A1 (fr) * 1974-12-27 1976-07-23 Ibm France Systeme de traitement du signal
US4020334A (en) * 1975-09-10 1977-04-26 General Electric Company Integrated arithmetic unit for computing summed indexed products
US4128890A (en) * 1977-06-29 1978-12-05 General Electric Company Integrated arithmetic unit and digital networks using the unit
US4157589A (en) * 1977-09-09 1979-06-05 Gte Laboratories Incorporated Arithmetic logic apparatus
US4161784A (en) * 1978-01-05 1979-07-17 Honeywell Information Systems, Inc. Microprogrammable floating point arithmetic unit capable of performing arithmetic operations on long and short operands
US4255794A (en) * 1978-05-10 1981-03-10 Nippon Electric Co., Ltd. Digital filter

Also Published As

Publication number Publication date
JPH0315219B2 (fr) 1991-02-28
US4407018A (en) 1983-09-27
FR2480968A1 (fr) 1981-10-23
JPS56147260A (en) 1981-11-16
CA1157161A (fr) 1983-11-15

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