KR880008554A - 직접 혼합 동기 수신기 - Google Patents
직접 혼합 동기 수신기 Download PDFInfo
- Publication number
- KR880008554A KR880008554A KR870014854A KR870014854A KR880008554A KR 880008554 A KR880008554 A KR 880008554A KR 870014854 A KR870014854 A KR 870014854A KR 870014854 A KR870014854 A KR 870014854A KR 880008554 A KR880008554 A KR 880008554A
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- synchronous receiver
- pass filter
- receiver
- low pass
- Prior art date
Links
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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Superheterodyne Receivers (AREA)
- Circuits Of Receivers In General (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Noise Elimination (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP3644392.1 | 1986-12-24 | ||
DE19863644392 DE3644392A1 (de) | 1986-12-24 | 1986-12-24 | Direktmischender synchronempfaenger |
Publications (1)
Publication Number | Publication Date |
---|---|
KR880008554A true KR880008554A (ko) | 1988-08-31 |
Family
ID=6317159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR870014854A KR880008554A (ko) | 1986-12-24 | 1987-12-24 | 직접 혼합 동기 수신기 |
Country Status (4)
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0401771B1 (de) * | 1989-06-09 | 1995-09-20 | TEMIC TELEFUNKEN microelectronic GmbH | Schaltungsanordnung zur Frequenzumsetzung |
DE4125995A1 (de) * | 1991-06-08 | 1992-12-10 | Licentia Gmbh | Empfaengeranordnung |
FI91579C (fi) * | 1992-08-20 | 1994-07-11 | Nokia Mobile Phones Ltd | Dekoodaus käyttäen lineaarista metriciä ja häiriön estimointia |
JPH07147529A (ja) * | 1993-06-28 | 1995-06-06 | Hitachi Ltd | 分割帯域信号強度測定法を用いた自動周波数制御装置及び制御方法 |
DE19521908B4 (de) * | 1995-06-16 | 2005-11-10 | Atmel Germany Gmbh | Überlagerungsempfänger mit Synchrondemodulation für den Zeitzeichenempfang |
US5828955A (en) * | 1995-08-30 | 1998-10-27 | Rockwell Semiconductor Systems, Inc. | Near direct conversion receiver and method for equalizing amplitude and phase therein |
US6336031B1 (en) * | 1998-12-22 | 2002-01-01 | Nortel Networks Limited | Wireless data transmission over quasi-static electric potential fields |
US6754479B1 (en) * | 2000-05-30 | 2004-06-22 | Motorola, Inc. | Squaring circuit and electronic device using same |
KR20050034966A (ko) * | 2003-10-10 | 2005-04-15 | 삼성전기주식회사 | Dmb용 이중대역지원 수신기 |
US7177662B2 (en) * | 2004-04-02 | 2007-02-13 | Broadcom Corporation | Multimode wireless communication device |
DE102009027327A1 (de) * | 2009-06-30 | 2011-01-05 | Robert Bosch Gmbh | Mischerbaugruppe und Radarsensor für Kraftfahrzeuge |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4086593A (en) * | 1976-04-09 | 1978-04-25 | Rockwell International Corporation | AM removal and phaselock receiver |
DE2902952C2 (de) * | 1979-01-26 | 1986-10-09 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Direktmischendes Empfangssystem |
-
1986
- 1986-12-24 DE DE19863644392 patent/DE3644392A1/de active Granted
-
1987
- 1987-12-15 JP JP62315412A patent/JPS63169830A/ja active Pending
- 1987-12-18 US US07/134,868 patent/US4905307A/en not_active Expired - Fee Related
- 1987-12-24 KR KR870014854A patent/KR880008554A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS63169830A (ja) | 1988-07-13 |
DE3644392C2 (US06826419-20041130-M00005.png) | 1989-09-14 |
DE3644392A1 (de) | 1988-07-14 |
US4905307A (en) | 1990-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |