KR100698583B1 - 디지털 음향증폭기 - Google Patents
디지털 음향증폭기 Download PDFInfo
- Publication number
- KR100698583B1 KR100698583B1 KR1020050020121A KR20050020121A KR100698583B1 KR 100698583 B1 KR100698583 B1 KR 100698583B1 KR 1020050020121 A KR1020050020121 A KR 1020050020121A KR 20050020121 A KR20050020121 A KR 20050020121A KR 100698583 B1 KR100698583 B1 KR 100698583B1
- Authority
- KR
- South Korea
- Prior art keywords
- amplifier
- feedback circuit
- capacitor
- feedback
- signal
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 abstract description 3
- 230000004075 alteration Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F13/00—Video games, i.e. games using an electronically generated display having two or more dimensions
- A63F13/90—Constructional details or arrangements of video game devices not provided for in groups A63F13/20 or A63F13/25, e.g. housing, wiring, connections or cabinets
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
- G07F17/32—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for games, toys, sports, or amusements
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F2250/00—Miscellaneous game characteristics
- A63F2250/14—Coin operated
- A63F2250/142—Coin operated with pay-out or rewarding with a prize
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
Abstract
Description
Claims (6)
- 삭제
- 귀환회로를 가지는 디지털 음향증폭기에 있어서,음향 입력신호와 귀환 신호를 입력신호로 처리하는 증폭부;상기 증폭부의 후단에 연결된 인덕터와 커패시터로 이루어진 저역필터;상기 커패시터와 접지 사이에 연결되어 전류를 검출하기 위한 검출 저항;상기 인덕터와 상기 커패시터 사이에 연결되어 상기 저역필터에서 출력된 출력신호를 상기 증폭부에 상기 귀환 신호로 제공하는 제1 귀환회로;상기 커패시터와 상기 검출 저항 사이에 연결되어 상기 증폭부에 귀환신호를 제공하는 제2 귀환회로; 및상기 증폭부와 상기 저역필터 사이에 연결되어 상기 증폭부에 귀환신호를 제공하는 제3 귀환회로를 구비하는데,상기 제2 귀환회로는 제2 저항을 포함하여 구성되고, 다른 커패시터를 상기 제2저항에 병렬로 연결하는 것을 더 포함하는 것을 특징으로 하는 디지털 음향증폭기.
- 삭제
- 삭제
- 귀환회로를 가지는 디지털 음향증폭기에 있어서,음향 입력신호와 귀환 신호를 입력신호로 처리하는 증폭부;상기 증폭부의 후단에 연결된 인덕터와 커패시터로 이루어진 저역필터;상기 커패시터와 접지 사이에 연결되어 전류를 검출하기 위한 검출 저항;상기 인덕터와 상기 커패시터 사이에 연결되어 상기 저역필터에서 출력된 출력신호를 상기 증폭부에 상기 귀환 신호로 제공하는 제1 귀환회로; 및상기 커패시터와 상기 검출 저항 사이에 연결되어 상기 증폭부에 귀환신호를 제공하는 제2 귀환회로를 구비하는데,상기 제2 귀환회로는 제2 저항을 포함하여 구성되고, 다른 커패시터를 상기 제2저항에 병렬로 연결하는 것을 더 포함하는 것을 특징으로 하는 디지털 음향증폭기.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050020121A KR100698583B1 (ko) | 2005-03-10 | 2005-03-10 | 디지털 음향증폭기 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050020121A KR100698583B1 (ko) | 2005-03-10 | 2005-03-10 | 디지털 음향증폭기 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060099096A KR20060099096A (ko) | 2006-09-19 |
KR100698583B1 true KR100698583B1 (ko) | 2007-03-21 |
Family
ID=37630417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050020121A KR100698583B1 (ko) | 2005-03-10 | 2005-03-10 | 디지털 음향증폭기 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100698583B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05204476A (ja) * | 1992-01-24 | 1993-08-13 | Sony Corp | 安定化電源回路 |
JPH07142930A (ja) * | 1993-11-18 | 1995-06-02 | Japan Radio Co Ltd | 振幅変調方法及び回路 |
KR20060036257A (ko) * | 2004-10-25 | 2006-04-28 | 삼성전자주식회사 | 디지털앰프 |
-
2005
- 2005-03-10 KR KR1020050020121A patent/KR100698583B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05204476A (ja) * | 1992-01-24 | 1993-08-13 | Sony Corp | 安定化電源回路 |
JPH07142930A (ja) * | 1993-11-18 | 1995-06-02 | Japan Radio Co Ltd | 振幅変調方法及び回路 |
KR20060036257A (ko) * | 2004-10-25 | 2006-04-28 | 삼성전자주식회사 | 디지털앰프 |
Also Published As
Publication number | Publication date |
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KR20060099096A (ko) | 2006-09-19 |
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