TW317630B - - Google Patents

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Publication number
TW317630B
TW317630B TW085110960A TW85110960A TW317630B TW 317630 B TW317630 B TW 317630B TW 085110960 A TW085110960 A TW 085110960A TW 85110960 A TW85110960 A TW 85110960A TW 317630 B TW317630 B TW 317630B
Authority
TW
Taiwan
Prior art keywords
patent application
item
sound generator
control
capacitor
Prior art date
Application number
TW085110960A
Other languages
English (en)
Chinese (zh)
Original Assignee
Ebauchesfabrik Eta Ag
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 Ebauchesfabrik Eta Ag filed Critical Ebauchesfabrik Eta Ag
Application granted granted Critical
Publication of TW317630B publication Critical patent/TW317630B/zh

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G13/00—Producing acoustic time signals
    • G04G13/02—Producing acoustic time signals at preselected times, e.g. alarm clocks
    • G04G13/021—Details
    • 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
    • G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
    • G10H1/04—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation
    • G10H1/053—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only
    • G10H1/057—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos by additional modulation during execution only by envelope-forming circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Control Of Electrical Variables (AREA)
TW085110960A 1995-09-21 1996-09-07 TW317630B (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH02669/95A CH689243B5 (fr) 1995-09-21 1995-09-21 Générateur sonore, notamment pour pièce d'horlogerie.

Publications (1)

Publication Number Publication Date
TW317630B true TW317630B (enExample) 1997-10-11

Family

ID=4238914

Family Applications (1)

Application Number Title Priority Date Filing Date
TW085110960A TW317630B (enExample) 1995-09-21 1996-09-07

Country Status (8)

Country Link
US (1) US5668783A (enExample)
EP (1) EP0764895B1 (enExample)
JP (1) JP4037930B2 (enExample)
CA (1) CA2186069A1 (enExample)
CH (1) CH689243B5 (enExample)
DE (1) DE69602146T2 (enExample)
SG (1) SG63663A1 (enExample)
TW (1) TW317630B (enExample)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4236437A (en) * 1979-03-26 1980-12-02 Kimball International, Inc. Organ brass pulse keyer
JPS57211087A (en) * 1981-06-22 1982-12-24 Seiko Instr & Electronics Ltd Boosting circuit of electronic timepiece element
JPS5946691A (ja) * 1982-09-09 1984-03-16 セイコーエプソン株式会社 音響発生回路
US4796503A (en) * 1987-06-15 1989-01-10 Industrial Technology Research Institute Amplification circuit for electronic tone generator
US5493543A (en) * 1994-11-07 1996-02-20 Timex Corporation Capacitive charge pump driver circuit for piezoelectric alarm

Also Published As

Publication number Publication date
CA2186069A1 (en) 1997-03-22
US5668783A (en) 1997-09-16
HK1013691A1 (en) 1999-09-03
DE69602146D1 (de) 1999-05-27
JPH09127269A (ja) 1997-05-16
DE69602146T2 (de) 1999-11-18
JP4037930B2 (ja) 2008-01-23
CH689243B5 (fr) 1999-07-15
CH689243GA3 (fr) 1999-01-15
EP0764895A1 (fr) 1997-03-26
EP0764895B1 (fr) 1999-04-21
SG63663A1 (en) 1999-03-30

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees