KR900013830U - 음성중간 주파수 변환회로 - Google Patents
음성중간 주파수 변환회로Info
- Publication number
- KR900013830U KR900013830U KR2019880019995U KR880019995U KR900013830U KR 900013830 U KR900013830 U KR 900013830U KR 2019880019995 U KR2019880019995 U KR 2019880019995U KR 880019995 U KR880019995 U KR 880019995U KR 900013830 U KR900013830 U KR 900013830U
- Authority
- KR
- South Korea
- Prior art keywords
- conversion circuit
- intermediate frequency
- frequency conversion
- circuit
- frequency
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
- H04N5/607—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for more than one sound signal, e.g. stereo, multilanguages
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Superheterodyne Receivers (AREA)
- Television Receiver Circuits (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019880019995U KR920001647Y1 (ko) | 1988-12-01 | 1988-12-01 | 음성중간 주파수 변환회로 |
IT8921167A IT1230336B (it) | 1988-12-01 | 1989-07-12 | Convertitore di frequenza intermedia del suono. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019880019995U KR920001647Y1 (ko) | 1988-12-01 | 1988-12-01 | 음성중간 주파수 변환회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900013830U true KR900013830U (ko) | 1990-07-06 |
KR920001647Y1 KR920001647Y1 (ko) | 1992-03-06 |
Family
ID=19281867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019880019995U KR920001647Y1 (ko) | 1988-12-01 | 1988-12-01 | 음성중간 주파수 변환회로 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR920001647Y1 (ko) |
IT (1) | IT1230336B (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101046990B1 (ko) * | 2008-10-16 | 2011-07-06 | 중앙대학교 산학협력단 | 미세 신호 검출장치 |
-
1988
- 1988-12-01 KR KR2019880019995U patent/KR920001647Y1/ko not_active IP Right Cessation
-
1989
- 1989-07-12 IT IT8921167A patent/IT1230336B/it active
Also Published As
Publication number | Publication date |
---|---|
KR920001647Y1 (ko) | 1992-03-06 |
IT1230336B (it) | 1991-10-18 |
IT8921167A0 (it) | 1989-07-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20020227 Year of fee payment: 11 |
|
LAPS | Lapse due to unpaid annual fee |