KR19980702421A - 인접 채널 간섭을 검출하는 수신기 및 장치 - Google Patents
인접 채널 간섭을 검출하는 수신기 및 장치 Download PDFInfo
- Publication number
- KR19980702421A KR19980702421A KR1019970705820A KR19970705820A KR19980702421A KR 19980702421 A KR19980702421 A KR 19980702421A KR 1019970705820 A KR1019970705820 A KR 1019970705820A KR 19970705820 A KR19970705820 A KR 19970705820A KR 19980702421 A KR19980702421 A KR 19980702421A
- Authority
- KR
- South Korea
- Prior art keywords
- information
- signal
- channel interference
- output signal
- adjacent channel
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 4
- 239000000969 carrier Substances 0.000 description 11
- 230000003595 spectral effect Effects 0.000 description 11
- 230000003321 amplification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
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- 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
- H04B1/26—Circuits for superheterodyne receivers
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- 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
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
-
- 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
- H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels
-
- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
-
- 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
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
- H04B2001/1054—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal by changing bandwidth
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Noise Elimination (AREA)
Abstract
Description
Claims (10)
- RF 신호를 수신하는 수신 수단과,상기 RF 신호의 위상/주파수 정보를 복조하는 수단과,상기 RF 신호의 진폭 정보를 복조하는 수단과,상기 RF 신호의 인접 채널 간섭의 척도인 상기 위상/주파수 정보를 수신하여 출력 신호를 공급하는 검출 수단을 구비하는 수신기에 있어서,상기 검출 수단은 상기 진폭 정보를 수신하도록 배열되고 상기 진폭 정보를 상기 위상/주파수 정보와 승산하는 승산 수단을 구비하고 상기 승산 수단의 출력 신호로부터 상기 출력 신호를 파생시키도록 배열되는 것을 특징으로 하는 수신기.
- 제1항에 있어서,상기 검출 수단은 상기 승산 수단의 출력 신호를 필터링하는 저역 필터 수단을 구비하는 것을 특징으로 하는 수신기.
- 제1항 또는 제2 항에 있어서,상기 검출 수단은 정류된 출력 신호를 상기 검출 수단의 출력 신호로서 공급하는 정류 수단을 구비하는 것을 특징으로 하는 수신기.
- 제1항 내지 제3항중 어느 한항에 있어서,상기 검출 수단은 상기 승산 수단에 공급되는 상기 진폭 정보를 처리하는 처리 수단을 구비하는 것을 특징으로 하는 수신기.
- 제4항에 있어서,상기 처리 수단은 고역 필터 수단을 구비하는 것을 특징으로 하는 수신기.
- 제4항 또는 제5항에 있어서,상기 처리 수단은 제한 수단을 구비하는 것을 특징으로 하는 수신기.
- 제4항 내지 제6항중 어느 한항에 있어서,상기 처리 수단은 비선형 장치를 구비하는 것을 특징으로 하는 수신기.
- 제1항 내지 제7항중 어느 한항에 있어서,상기 검출 수단은 상기 승산 수단에 공급되는 상기 위상/주파수 정보를 처리하는 고역 필터 수단을 더 구비하는 것을 특징으로 하는 수신기.
- 제1항 내지 제8항중 어느 한항에 있어서,인접 채널 간섭을 감소시키는 조정 수단을 더 구비하는데, 상기 검출 수단의 출력은 상기 조정 수단에 결합되는 것을 특징으로 하는 수신기.
- RF 신호의 상기 인접 채널 간섭의 척도인 RF 신호의 위상/주파수 정보를 수신하여 출력 신호를 공급하도록 배열되는 인접 채널 간섭을 검출하는 장치에 있어서,상기 장치는 상기 RF 신호의 진폭 정보를 수신하도록 배열되고 상기 진폭 정보를 상기 위상/주파수 정보와 승산시키는 승산 수단을 구비하고 상기 승산 수단의 출력 신호로부터 상기 출력 신호를 파생시키도록 배열되는 것을 특징으로 하는 인접 채널 간섭 검출 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95203608.5 | 1995-12-22 | ||
EP95203608 | 1995-12-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980702421A true KR19980702421A (ko) | 1998-07-15 |
KR100458653B1 KR100458653B1 (ko) | 2005-02-03 |
Family
ID=8220995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970705820A Expired - Fee Related KR100458653B1 (ko) | 1995-12-22 | 1996-12-04 | 수신기및인접채널간섭을검출하기위한장치 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0815652B1 (ko) |
JP (1) | JPH11501192A (ko) |
KR (1) | KR100458653B1 (ko) |
DE (1) | DE69632725T2 (ko) |
WO (1) | WO1997023959A2 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998012821A1 (en) * | 1996-09-18 | 1998-03-26 | Philips Electronics N.V. | Interference detection circuit having amplitude frequency domain defined discrimination |
GB9818400D0 (en) * | 1998-08-25 | 1998-10-21 | Philips Electronics Nv | Low if reciever |
KR100340684B1 (ko) * | 2000-06-14 | 2002-06-20 | 윤광석 | 서비스 채널 간격만큼 이격된 멀티신호를 생성하기 위한장치 및 그 방법 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU745004A2 (ru) * | 1978-01-25 | 1980-06-30 | Войсковая Часть 25871 | Лини радиосв зи дл многолучевых каналов |
SU809592A1 (ru) * | 1979-04-09 | 1981-02-28 | Предприятие П/Я А-1221 | Устройство оценки качества каналаСВ зи |
GB8906997D0 (en) * | 1989-03-28 | 1989-05-10 | Secr Defence | Fm interference reduction |
DE4338700C2 (de) * | 1993-11-12 | 2000-12-21 | Blaupunkt Werke Gmbh | Schaltungsanordnung zum Erkennen von Nachbarkanalstörungen in einem Stereo-Multiplex-Rundfunkempfänger |
-
1996
- 1996-12-04 EP EP96938427A patent/EP0815652B1/en not_active Expired - Lifetime
- 1996-12-04 KR KR1019970705820A patent/KR100458653B1/ko not_active Expired - Fee Related
- 1996-12-04 WO PCT/IB1996/001343 patent/WO1997023959A2/en active IP Right Grant
- 1996-12-04 DE DE69632725T patent/DE69632725T2/de not_active Expired - Fee Related
- 1996-12-04 JP JP9523464A patent/JPH11501192A/ja not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
KR100458653B1 (ko) | 2005-02-03 |
EP0815652A2 (en) | 1998-01-07 |
EP0815652B1 (en) | 2004-06-16 |
DE69632725D1 (de) | 2004-07-22 |
DE69632725T2 (de) | 2005-06-23 |
WO1997023959A3 (en) | 1997-09-12 |
WO1997023959A2 (en) | 1997-07-03 |
JPH11501192A (ja) | 1999-01-26 |
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