JPS52139413A - Sound source device for electronic instrument - Google Patents
Sound source device for electronic instrumentInfo
- Publication number
- JPS52139413A JPS52139413A JP5689776A JP5689776A JPS52139413A JP S52139413 A JPS52139413 A JP S52139413A JP 5689776 A JP5689776 A JP 5689776A JP 5689776 A JP5689776 A JP 5689776A JP S52139413 A JPS52139413 A JP S52139413A
- Authority
- JP
- Japan
- Prior art keywords
- source device
- sound source
- electronic instrument
- scale voltage
- temperature
- 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
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H5/00—Instruments in which the tones are generated by means of electronic generators
- G10H5/002—Instruments using voltage controlled oscillators and amplifiers or voltage controlled oscillators and filters, e.g. Synthesisers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/24—Arrangements for performing computing operations, e.g. operational amplifiers for evaluating logarithmic or exponential functions, e.g. hyperbolic functions
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
- H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
- Electrophonic Musical Instruments (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5689776A JPS52139413A (en) | 1976-05-17 | 1976-05-17 | Sound source device for electronic instrument |
US05/795,554 US4168492A (en) | 1976-05-17 | 1977-05-10 | Temperature compensated antilogarithmic converter |
CA278,273A CA1071445A (en) | 1976-05-17 | 1977-05-12 | Temperature compensated antilogarithmic converter |
DE2722714A DE2722714C2 (de) | 1976-05-17 | 1977-05-16 | Temperaturkompensierter antilogarithmischer Wandler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5689776A JPS52139413A (en) | 1976-05-17 | 1976-05-17 | Sound source device for electronic instrument |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52139413A true JPS52139413A (en) | 1977-11-21 |
JPS5735474B2 JPS5735474B2 (ja) | 1982-07-29 |
Family
ID=13040227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5689776A Granted JPS52139413A (en) | 1976-05-17 | 1976-05-17 | Sound source device for electronic instrument |
Country Status (4)
Country | Link |
---|---|
US (1) | US4168492A (ja) |
JP (1) | JPS52139413A (ja) |
CA (1) | CA1071445A (ja) |
DE (1) | DE2722714C2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54129323U (ja) * | 1978-02-28 | 1979-09-08 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4529966A (en) * | 1983-10-11 | 1985-07-16 | The United States Of America As Represented By The Secretary Of The Navy | High-speed bipolar logarithmic analog-to-digital converter |
DE3508070C1 (de) * | 1985-03-07 | 1986-06-05 | Rohde & Schwarz GmbH & Co KG, 8000 München | Temperaturkompensierte Schaltung zum Erzeugen einer dem Logarithmus einer Eingangswechselspannung proportionalen Ausgangsgleichspannung |
DE3631285A1 (de) * | 1986-09-13 | 1988-03-24 | Vdo Schindling | Anordnung zur einstellung eines analogen widerstands auf einen waehlbaren, digital vorgebbaren wert |
US5200655A (en) * | 1991-06-03 | 1993-04-06 | Motorola, Inc. | Temperature-independent exponential converter |
DE4124585A1 (de) * | 1991-07-24 | 1993-01-28 | Siemens Ag | Steuerbare schaltungsanordnung |
EP0613243A1 (en) * | 1993-02-26 | 1994-08-31 | STMicroelectronics S.r.l. | Anti-logarithmic converter with temperature compensation |
US5400025A (en) * | 1993-03-31 | 1995-03-21 | Honeywell Inc. | Temperature corrected integrating analog-to-digital converter |
US5490057A (en) * | 1994-05-06 | 1996-02-06 | Vlt Corporation | Feedback control system having predictable open-loop gain |
CH697322B1 (fr) * | 2000-06-13 | 2008-08-15 | Em Microelectronic Marin Sa | Procédé de génération d'un courant sensiblement indépendent de la température et dispositif permettant de mettre en oeuvre ce procédé. |
KR20050032810A (ko) * | 2003-10-02 | 2005-04-08 | 삼성전자주식회사 | 자동 이득 제어 루프를 위한 온도 보상 장치 |
US7545197B2 (en) * | 2007-06-22 | 2009-06-09 | Honeywell International Inc. | Anti-logarithmic amplifier designs |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5585481A (en) * | 1978-12-19 | 1980-06-27 | Ngk Spark Plug Co | Ceramic throwwaway tip and its manufacture |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3444362A (en) * | 1964-10-30 | 1969-05-13 | Teledyne Inc | Antilogarithmic function generator |
FR1583989A (ja) * | 1968-06-25 | 1969-12-12 | ||
JPS552876B2 (ja) * | 1973-11-02 | 1980-01-22 | ||
JPS5729655B2 (ja) * | 1974-06-06 | 1982-06-24 | ||
US3940760A (en) * | 1975-03-21 | 1976-02-24 | Analog Devices, Inc. | Digital-to-analog converter with current source transistors operated accurately at different current densities |
US4063116A (en) * | 1976-08-26 | 1977-12-13 | Raytheon Company | Temperature compensated current source |
-
1976
- 1976-05-17 JP JP5689776A patent/JPS52139413A/ja active Granted
-
1977
- 1977-05-10 US US05/795,554 patent/US4168492A/en not_active Expired - Lifetime
- 1977-05-12 CA CA278,273A patent/CA1071445A/en not_active Expired
- 1977-05-16 DE DE2722714A patent/DE2722714C2/de not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5585481A (en) * | 1978-12-19 | 1980-06-27 | Ngk Spark Plug Co | Ceramic throwwaway tip and its manufacture |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54129323U (ja) * | 1978-02-28 | 1979-09-08 | ||
JPS5841600Y2 (ja) * | 1978-02-28 | 1983-09-20 | 京王技研工業株式会社 | 鍵盤楽器用発振器 |
Also Published As
Publication number | Publication date |
---|---|
JPS5735474B2 (ja) | 1982-07-29 |
CA1071445A (en) | 1980-02-12 |
US4168492A (en) | 1979-09-18 |
DE2722714A1 (de) | 1977-12-08 |
DE2722714C2 (de) | 1982-08-12 |
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