DE2438196A1 - Schalterabtast- und -codieranlage - Google Patents
Schalterabtast- und -codieranlageInfo
- Publication number
- DE2438196A1 DE2438196A1 DE2438196A DE2438196A DE2438196A1 DE 2438196 A1 DE2438196 A1 DE 2438196A1 DE 2438196 A DE2438196 A DE 2438196A DE 2438196 A DE2438196 A DE 2438196A DE 2438196 A1 DE2438196 A1 DE 2438196A1
- Authority
- DE
- Germany
- Prior art keywords
- signal
- switch
- scanning
- matrix
- group
- 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.)
- Withdrawn
Links
- 239000011159 matrix material Substances 0.000 claims description 67
- 230000004044 response Effects 0.000 claims description 16
- 230000003111 delayed effect Effects 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 2
- 230000000763 evoking effect Effects 0.000 claims 2
- 230000000295 complement effect Effects 0.000 claims 1
- 230000009191 jumping Effects 0.000 claims 1
- PWPJGUXAGUPAHP-UHFFFAOYSA-N lufenuron Chemical compound C1=C(Cl)C(OC(F)(F)C(C(F)(F)F)F)=CC(Cl)=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F PWPJGUXAGUPAHP-UHFFFAOYSA-N 0.000 claims 1
- 238000005070 sampling Methods 0.000 description 8
- 210000000056 organ Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000002559 palpation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
- H03M11/20—Dynamic coding, i.e. by key scanning
-
- 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
- G10H1/00—Details of electrophonic musical instruments
- G10H1/18—Selecting circuits
- G10H1/182—Key multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Electrophonic Musical Instruments (AREA)
- Input From Keyboards Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US386968A US3899951A (en) | 1973-08-09 | 1973-08-09 | Key switch scanning and encoding system |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2438196A1 true DE2438196A1 (de) | 1975-04-30 |
Family
ID=23527848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2438196A Withdrawn DE2438196A1 (de) | 1973-08-09 | 1974-08-08 | Schalterabtast- und -codieranlage |
Country Status (7)
Country | Link |
---|---|
US (1) | US3899951A (enrdf_load_stackoverflow) |
JP (2) | JPS5933919B2 (enrdf_load_stackoverflow) |
CA (1) | CA1015180A (enrdf_load_stackoverflow) |
DE (1) | DE2438196A1 (enrdf_load_stackoverflow) |
GB (1) | GB1472637A (enrdf_load_stackoverflow) |
IT (1) | IT1019809B (enrdf_load_stackoverflow) |
NL (1) | NL170471C (enrdf_load_stackoverflow) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2636281A1 (de) * | 1975-08-15 | 1977-02-24 | Nippon Musical Instruments Mfg | Einrichtung zur identifizierung eines betaetigten tastenschalters von zahlreichen tastenschaltern |
DE3023579A1 (de) * | 1980-06-24 | 1982-01-07 | Matth. Hohner Ag, 7218 Trossingen | Elektronisches musikinstrument |
DE3131897A1 (de) * | 1980-09-03 | 1982-04-29 | Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa | Steuersignal-multiplexschaltung |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4055103A (en) * | 1974-06-03 | 1977-10-25 | The Wurlitzer Company | Electronic musical instrument using integrated circuit components |
US4041826A (en) * | 1974-08-07 | 1977-08-16 | Nippon Gakki Seizo Kabushiki Kaisha | Electronic musical instrument |
JPS5615519B2 (enrdf_load_stackoverflow) * | 1974-08-12 | 1981-04-10 | ||
US4134320A (en) * | 1974-08-19 | 1979-01-16 | Nippon Gakki Seizo Kabushiki Kaisha | Key assigner for use in electronic musical instrument |
GB1518951A (en) * | 1974-09-05 | 1978-07-26 | Nippon Musical Instruments Mfg | Key assigner |
US3955460A (en) * | 1975-03-26 | 1976-05-11 | C. G. Conn Ltd. | Electronic musical instrument employing digital multiplexed signals |
US4133241A (en) * | 1975-05-27 | 1979-01-09 | Nippon Gakki Seizo Kabushiki Kaisha | Electronic musical instrument utilizing recursive algorithm |
US4028979A (en) * | 1975-06-19 | 1977-06-14 | Norlin Music, Inc. | Multiplexer for electronic musical instrument |
GB1555980A (en) * | 1975-08-20 | 1979-11-14 | Nippon Musical Instruments Mfg | Channel processor |
JPS5239321A (en) * | 1975-09-25 | 1977-03-26 | Canon Inc | Control device |
US4022098A (en) * | 1975-10-06 | 1977-05-10 | Ralph Deutsch | Keyboard switch detect and assignor |
JPS6027040B2 (ja) * | 1976-04-26 | 1985-06-26 | 株式会社河合楽器製作所 | キ−コ−ド発生装置 |
US4100831A (en) * | 1976-08-09 | 1978-07-18 | Kawai Musical Instrument Mfg. Co., Ltd. | Automatic digital circuit for generating chords in a digital organ |
JPS6048760B2 (ja) * | 1976-09-24 | 1985-10-29 | 株式会社河合楽器製作所 | 電子楽器におけるノ−トクロック発生装置 |
JPS5339732A (en) * | 1976-09-24 | 1978-04-11 | Kawai Musical Instr Mfg Co | Electronic instrument |
JPS5339729A (en) * | 1976-09-24 | 1978-04-11 | Kawai Musical Instr Mfg Co | Key chord generator circuit for electronic instrument |
JPS5937837B2 (ja) * | 1976-09-24 | 1984-09-12 | 株式会社河合楽器製作所 | 電子楽器におけるキ−コ−ド検出回路 |
US4185529A (en) * | 1976-12-02 | 1980-01-29 | Kabushiki Kaisha Kawai Gakki Seisakusho | Electronic musical instrument |
US4099437A (en) * | 1976-12-17 | 1978-07-11 | Jerry L. Noury, Jr. | Remote control wireless keyboard musical instrument |
US4238984A (en) * | 1976-12-20 | 1980-12-16 | Kabushiki Kaisha Kawai Gakki Seisakusho | Electronic musical instrument |
US4387617A (en) * | 1976-12-29 | 1983-06-14 | Nippon Gakki Seizo Kabushiki Kaisha | Assigner for electronic musical instrument |
JPS54161234A (en) * | 1978-06-07 | 1979-12-20 | Fujitsu Ltd | Encoding circuit for hall element switching |
JPS55112634A (en) * | 1979-02-23 | 1980-08-30 | Toshiba Corp | Input unit |
JPS58143221A (ja) * | 1982-02-22 | 1983-08-25 | Ishida Scales Mfg Co Ltd | 電子秤の作動モ−ド選択方法及びその方法を用いた電子秤 |
JPS58214198A (ja) * | 1983-04-23 | 1983-12-13 | ヤマハ株式会社 | 電子楽器 |
US4524665A (en) * | 1983-06-17 | 1985-06-25 | The Marmon Group, Inc. | Dynamic controller for sampling channels in an electronic organ having multiplexed keying |
JPH0412557Y2 (enrdf_load_stackoverflow) * | 1985-08-22 | 1992-03-26 | ||
JPH087590B2 (ja) * | 1986-09-19 | 1996-01-29 | 株式会社河合楽器製作所 | 電子楽器 |
JPS63106818A (ja) * | 1986-10-24 | 1988-05-11 | Nippon Mektron Ltd | 入力検出方法 |
JPH0762798B2 (ja) * | 1994-05-12 | 1995-07-05 | 株式会社河合楽器製作所 | 電子楽器の鍵盤情報処理装置 |
US5925842A (en) * | 1997-01-17 | 1999-07-20 | Kabushiki Kaisha Kawai Gakki | Electronic music tone generator with power saving control |
US7860251B1 (en) * | 2002-03-26 | 2010-12-28 | National Semiconductor Corporation | Encryption-decryption circuit and method of operation |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3594487A (en) * | 1969-08-25 | 1971-07-20 | Navcor Inc | Contactless electronic keyboard array |
US3610805A (en) * | 1969-10-30 | 1971-10-05 | North American Rockwell | Attack and decay system for a digital electronic organ |
US3752898A (en) * | 1971-04-05 | 1973-08-14 | Kawai Musical Instr Mfg Co | Electronic musical instrument |
JPS5117414B1 (enrdf_load_stackoverflow) * | 1971-05-11 | 1976-06-02 | ||
US3697661A (en) * | 1971-10-04 | 1972-10-10 | North American Rockwell | Multiplexed pitch generator system for use in a keyboard musical instrument |
US3700781A (en) * | 1972-01-03 | 1972-10-24 | Kawai Musical Instr Mfg Co | Electronic musical instrument |
US3746773A (en) * | 1972-02-04 | 1973-07-17 | Baldwin Co D H | Electronic organ employing time position multiplexed signals |
US3760358A (en) * | 1972-08-08 | 1973-09-18 | Nippon Musical Instruments Mfg | Latching selector for selectively drawing out a single signal from among a plurality thereof |
US3789719A (en) * | 1972-08-28 | 1974-02-05 | J Maillet | Tape activated piano and organ player |
US3828643A (en) * | 1973-02-20 | 1974-08-13 | Chicago Musical Instr Co | Scanner for electronic musical instrument |
US3842184A (en) * | 1973-05-07 | 1974-10-15 | Chicago Musical Instr Co | Musical instrument having automatic arpeggio system |
-
1973
- 1973-08-09 US US386968A patent/US3899951A/en not_active Expired - Lifetime
-
1974
- 1974-07-09 GB GB3030774A patent/GB1472637A/en not_active Expired
- 1974-08-05 NL NLAANVRAGE7410473,A patent/NL170471C/xx not_active IP Right Cessation
- 1974-08-08 JP JP49091171A patent/JPS5933919B2/ja not_active Expired
- 1974-08-08 DE DE2438196A patent/DE2438196A1/de not_active Withdrawn
- 1974-08-08 IT IT26144/74A patent/IT1019809B/it active
- 1974-08-08 CA CA206,532A patent/CA1015180A/en not_active Expired
-
1985
- 1985-04-02 JP JP60069290A patent/JPS60258593A/ja active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2636281A1 (de) * | 1975-08-15 | 1977-02-24 | Nippon Musical Instruments Mfg | Einrichtung zur identifizierung eines betaetigten tastenschalters von zahlreichen tastenschaltern |
DE3023579A1 (de) * | 1980-06-24 | 1982-01-07 | Matth. Hohner Ag, 7218 Trossingen | Elektronisches musikinstrument |
DE3131897A1 (de) * | 1980-09-03 | 1982-04-29 | Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa | Steuersignal-multiplexschaltung |
US4466097A (en) * | 1980-09-03 | 1984-08-14 | Tokyo Shibaura Denki Kabushiki Kaisha | Control signal-multiplexing circuit |
Also Published As
Publication number | Publication date |
---|---|
JPS5041523A (enrdf_load_stackoverflow) | 1975-04-16 |
GB1472637A (en) | 1977-05-04 |
JPH0137752B2 (enrdf_load_stackoverflow) | 1989-08-09 |
US3899951A (en) | 1975-08-19 |
NL7410473A (nl) | 1975-02-11 |
IT1019809B (it) | 1977-11-30 |
NL170471C (nl) | 1982-11-01 |
NL170471B (nl) | 1982-06-01 |
JPS5933919B2 (ja) | 1984-08-18 |
JPS60258593A (ja) | 1985-12-20 |
CA1015180A (en) | 1977-08-09 |
AU7194474A (en) | 1976-02-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8139 | Disposal/non-payment of the annual fee |