MY108657A - Radio receiver with a nicam or dab decoder - Google Patents
Radio receiver with a nicam or dab decoderInfo
- Publication number
- MY108657A MY108657A MYPI92000165A MYPI19920165A MY108657A MY 108657 A MY108657 A MY 108657A MY PI92000165 A MYPI92000165 A MY PI92000165A MY PI19920165 A MYPI19920165 A MY PI19920165A MY 108657 A MY108657 A MY 108657A
- Authority
- MY
- Malaysia
- Prior art keywords
- nicam
- dab
- demodulator
- broadcast receiver
- decoder
- Prior art date
Links
- DFPAKSUCGFBDDF-UHFFFAOYSA-N Nicotinamide Chemical compound NC(=O)C1=CC=CN=C1 DFPAKSUCGFBDDF-UHFFFAOYSA-N 0.000 title abstract 5
- 230000005236 sound signal Effects 0.000 abstract 3
- 230000003321 amplification Effects 0.000 abstract 2
- 238000003199 nucleic acid amplification method Methods 0.000 abstract 2
- 230000001105 regulatory effect Effects 0.000 abstract 2
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1646—Circuits adapted for the reception of stereophonic signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
BROADCAST RECEIVER WITH A DIGITAL DECODER.THE INVENTION CONCERNS A BROADCASTING RECEIVER WITH A PSK DEMODULATOR (17) AND AN A.G.C. CIRCUIT (1) FOR AUTOMATIC AMPLIFICATION REGULATION. IT IS THE OBJECT OF THE INVENTION, WITH A BROADCAST RECEIVER OF THIS TYPE AND FOR RECEPTION OF A MODULATED DIGITAL AUDIO SIGNAL, TO MAKE AVAILABLE AT THE BROADCASTING LOUDSPEAKERS A HIGH QUALITY AUDIO SIGNAL.ACCORDING TO THE INVENTION, THE BROADCAST RECEIVER POSSESSES AN A.G.C. CIRCUIT (1) AND A PSK DEMODULATOR (17) FOR DEMODULATING A DAB OR NICAM CODED AND MODULATED TELEVISION AUDIO SIGNAL, WHEREBY THE DEMODULATOR IS, USUALLY, PART OF A DAB OR NICAM DECODER (16), AND WHEREBY THE A.G.C. CIRCUIT IS SITUATED IN THE PATH OF THE DAB OR NICAM SIGNAL, AND A REGULATING VOLTAGE VARIABLE FOR THE AMPLIFICATION REGULATION CAN BE DERIVED FROM AN OUTPUT OF THE DEMODULATOR. THE SIGNALS AT THE I-AND Q-OUTPUTS IN THE DEMODULATION FILTER OF THE QPSK DEMODULATOR PREFERABLY FORM THE REGULATING VOLTAGE VARIABLES.BROADCAST RECEIVER OR TELEVISION RECEIVER WITH DAB OR NICAM DECODER. (FIG. 5)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4102859A DE4102859A1 (en) | 1991-01-31 | 1991-01-31 | BROADCAST RECEIVER WITH NICAM DECODER |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MY108657A true MY108657A (en) | 1996-10-31 |
Family
ID=6424083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MYPI92000165A MY108657A (en) | 1991-01-31 | 1992-01-31 | Radio receiver with a nicam or dab decoder |
Country Status (8)
| Country | Link |
|---|---|
| EP (2) | EP0497424A3 (en) |
| CN (1) | CN1082279C (en) |
| DE (2) | DE4102859A1 (en) |
| ES (1) | ES2083733T3 (en) |
| HK (1) | HK112496A (en) |
| MY (1) | MY108657A (en) |
| WO (1) | WO1992014337A1 (en) |
| ZA (1) | ZA92718B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5475705A (en) * | 1993-04-29 | 1995-12-12 | Ericsson Ge Mobile Communications Inc. | Demodulator for Manchester-coded FM signals |
| US7109906B1 (en) * | 2005-04-29 | 2006-09-19 | Freescale Semiconductor, Inc. | NICAM encoder featuring synchronization of a NICAM processor with front-end input and output sections |
| CN102186039B (en) * | 2011-05-05 | 2013-02-06 | 广州易迩达电子有限公司 | Five-in-one tuner for television signals |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3119080A (en) * | 1960-11-02 | 1964-01-21 | Gen Electric | Semiconductor attenuating circuit |
| JPS5339225B2 (en) * | 1973-11-13 | 1978-10-20 | ||
| DE2543090C3 (en) * | 1975-09-26 | 1981-09-17 | Siemens AG, 1000 Berlin und 8000 München | Amplifier with controllable gain that contains at least one common emitter transistor |
| US4107730A (en) * | 1977-03-02 | 1978-08-15 | Zenith Radio Corporation | Signal strength responsive sound trap |
| JPS5769982A (en) * | 1980-10-20 | 1982-04-30 | Sanyo Electric Co Ltd | Audio reception circuit for television receiver |
| FR2543379B1 (en) * | 1983-03-25 | 1990-03-02 | Thomson Csf | DIRECT MICROWAVE DEMODULATION DEVICE AND MICROWAVE RECEPTION CHAIN COMPRISING SUCH A DEVICE |
| JPH0787556B2 (en) * | 1984-03-30 | 1995-09-20 | パイオニア株式会社 | TV receiver |
| JPS62140569A (en) * | 1985-12-13 | 1987-06-24 | Alps Electric Co Ltd | Intercarrier receiver |
| US5202766A (en) * | 1987-11-06 | 1993-04-13 | Deutsche Itt Industries Gmbh | Sound channel circuit for digital television receivers |
| JPH01300608A (en) * | 1988-05-30 | 1989-12-05 | Hitachi Ltd | Amplifier circuit |
| JPH0716206B2 (en) * | 1988-08-05 | 1995-02-22 | 日本電気株式会社 | Signal detector |
| DE3842411A1 (en) * | 1988-12-16 | 1990-06-21 | Grundig Emv | TELEVISION RECEIVER WITH DIGITAL AND ANALOGUE SOUND SIGNAL PROCESSING |
| KR920004944Y1 (en) * | 1989-11-15 | 1992-07-23 | 삼성전자주식회사 | Sound multiplex demodulation circuit of 12/nicam common using |
-
1991
- 1991-01-31 DE DE4102859A patent/DE4102859A1/en not_active Withdrawn
-
1992
- 1992-01-22 ES ES92902913T patent/ES2083733T3/en not_active Expired - Lifetime
- 1992-01-22 EP EP19920200238 patent/EP0497424A3/en active Pending
- 1992-01-22 DE DE59204857T patent/DE59204857D1/en not_active Expired - Lifetime
- 1992-01-22 WO PCT/EP1992/000125 patent/WO1992014337A1/en not_active Ceased
- 1992-01-22 EP EP92902913A patent/EP0569394B1/en not_active Expired - Lifetime
- 1992-01-31 CN CN92101455A patent/CN1082279C/en not_active Expired - Lifetime
- 1992-01-31 MY MYPI92000165A patent/MY108657A/en unknown
- 1992-01-31 ZA ZA92718A patent/ZA92718B/en unknown
-
1996
- 1996-06-27 HK HK112496A patent/HK112496A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CN1082279C (en) | 2002-04-03 |
| DE4102859A1 (en) | 1992-08-20 |
| CN1066163A (en) | 1992-11-11 |
| ZA92718B (en) | 1992-10-28 |
| ES2083733T3 (en) | 1996-04-16 |
| DE59204857D1 (en) | 1996-02-08 |
| EP0569394B1 (en) | 1995-12-27 |
| EP0569394A1 (en) | 1993-11-18 |
| EP0497424A2 (en) | 1992-08-05 |
| EP0497424A3 (en) | 1992-10-28 |
| WO1992014337A1 (en) | 1992-08-20 |
| HK112496A (en) | 1996-07-05 |
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