JPS6418832A - Musical waveform amplitude controller for electronic musical instrument having complement generator of floating point binary digit - Google Patents

Musical waveform amplitude controller for electronic musical instrument having complement generator of floating point binary digit

Info

Publication number
JPS6418832A
JPS6418832A JP63149816A JP14981688A JPS6418832A JP S6418832 A JPS6418832 A JP S6418832A JP 63149816 A JP63149816 A JP 63149816A JP 14981688 A JP14981688 A JP 14981688A JP S6418832 A JPS6418832 A JP S6418832A
Authority
JP
Japan
Prior art keywords
counter
floating point
complement
adverse
binary digit
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
Application number
JP63149816A
Other languages
English (en)
Other versions
JPH0232640B2 (ja
Inventor
Doitsuchie Rarufu
Jiei Doitsuchie Resurii
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.)
Kawai Musical Instruments Manufacturing Co Ltd
Original Assignee
Kawai Musical Instruments Manufacturing 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 Kawai Musical Instruments Manufacturing Co Ltd filed Critical Kawai Musical Instruments Manufacturing Co Ltd
Publication of JPS6418832A publication Critical patent/JPS6418832A/ja
Publication of JPH0232640B2 publication Critical patent/JPH0232640B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F7/483—Computations with numbers represented by a non-linear combination of denominational numbers, e.g. rational numbers, logarithmic number system or floating-point numbers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrophonic Musical Instruments (AREA)
JP63149816A 1979-12-17 1988-06-17 Musical waveform amplitude controller for electronic musical instrument having complement generator of floating point binary digit Granted JPS6418832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/103,896 US4269101A (en) 1979-12-17 1979-12-17 Apparatus for generating the complement of a floating point binary number

Publications (2)

Publication Number Publication Date
JPS6418832A true JPS6418832A (en) 1989-01-23
JPH0232640B2 JPH0232640B2 (ja) 1990-07-23

Family

ID=22297595

Family Applications (2)

Application Number Title Priority Date Filing Date
JP15543880A Granted JPS5687094A (en) 1979-12-17 1980-11-05 Device for generating complement of floating point binary number
JP63149816A Granted JPS6418832A (en) 1979-12-17 1988-06-17 Musical waveform amplitude controller for electronic musical instrument having complement generator of floating point binary digit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP15543880A Granted JPS5687094A (en) 1979-12-17 1980-11-05 Device for generating complement of floating point binary number

Country Status (2)

Country Link
US (1) US4269101A (ja)
JP (2) JPS5687094A (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4445414A (en) * 1982-02-24 1984-05-01 Apple Computer, Inc. Digital, simultaneous, discrete frequency generator
US4470334A (en) * 1982-09-29 1984-09-11 Gordon Barlow Design Musical instrument
JPS5995595A (ja) * 1982-11-25 1984-06-01 ヤマハ株式会社 電子楽器
JPS6060694A (ja) * 1983-09-14 1985-04-08 ヤマハ株式会社 波形発生装置
US4532849A (en) * 1983-12-15 1985-08-06 Drew Dennis M Signal shape controller
US4549459A (en) * 1984-04-06 1985-10-29 Kawai Musical Instrument Mfg. Co., Ltd. Integral and a differential waveshape generator for an electronic musical instrument
US4677889A (en) * 1985-10-25 1987-07-07 Kawai Musical Instrument Mfg. Co., Ltd. Harmonic interpolation for producing time variant tones in an electronic musical instrument
JP2599193B2 (ja) * 1989-01-26 1997-04-09 株式会社河合楽器製作所 楽音情報表現方法及び楽音情報表現装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5623061A (en) * 1979-08-03 1981-03-04 Toshiba Corp Tele-printer
JPS57139843A (en) * 1981-02-25 1982-08-30 Toshiba Corp Message sending and receiving terminal equipment
JPS5829250A (ja) * 1981-08-13 1983-02-21 Oki Electric Ind Co Ltd 編集メモリ付テレックス装置の電文区分方法
JPS5831483A (ja) * 1981-08-20 1983-02-24 Oki Electric Ind Co Ltd 編集メモリ付テレツクス装置における電文編集方法
JPS5967754A (ja) * 1982-10-12 1984-04-17 Toshiba Corp 文書通信装置
JPS59200558A (ja) * 1983-04-27 1984-11-13 Toshiba Corp 文書通信装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4085644A (en) * 1975-08-11 1978-04-25 Deutsch Research Laboratories, Ltd. Polyphonic tone synthesizer
US4031377A (en) * 1975-08-25 1977-06-21 Nippon Gakki Seizo Kabushiki Kaisha Fast multiplier circuit employing shift circuitry responsive to two binary numbers the sum of which approximately equals the mantissa of the multiplier
US4022098A (en) * 1975-10-06 1977-05-10 Ralph Deutsch Keyboard switch detect and assignor
US4144789A (en) * 1977-06-06 1979-03-20 Kawai Musical Instrument Mfg. Co. Ltd. Amplitude generator for an electronic organ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5623061A (en) * 1979-08-03 1981-03-04 Toshiba Corp Tele-printer
JPS57139843A (en) * 1981-02-25 1982-08-30 Toshiba Corp Message sending and receiving terminal equipment
JPS5829250A (ja) * 1981-08-13 1983-02-21 Oki Electric Ind Co Ltd 編集メモリ付テレックス装置の電文区分方法
JPS5831483A (ja) * 1981-08-20 1983-02-24 Oki Electric Ind Co Ltd 編集メモリ付テレツクス装置における電文編集方法
JPS5967754A (ja) * 1982-10-12 1984-04-17 Toshiba Corp 文書通信装置
JPS59200558A (ja) * 1983-04-27 1984-11-13 Toshiba Corp 文書通信装置

Also Published As

Publication number Publication date
JPH0232640B2 (ja) 1990-07-23
US4269101A (en) 1981-05-26
JPH0114610B2 (ja) 1989-03-13
JPS5687094A (en) 1981-07-15

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