KR100728258B1 - 다중 대역을 이용하는 초광대역용 능동 혼합기 - Google Patents
다중 대역을 이용하는 초광대역용 능동 혼합기 Download PDFInfo
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- KR100728258B1 KR100728258B1 KR1020050121160A KR20050121160A KR100728258B1 KR 100728258 B1 KR100728258 B1 KR 100728258B1 KR 1020050121160 A KR1020050121160 A KR 1020050121160A KR 20050121160 A KR20050121160 A KR 20050121160A KR 100728258 B1 KR100728258 B1 KR 100728258B1
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- 238000000034 method Methods 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/14—Balanced arrangements
- H03D7/1425—Balanced arrangements with transistors
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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
- H04B1/69—Spread spectrum techniques
- H04B1/7163—Spread spectrum techniques using impulse radio
- H04B1/71637—Receiver aspects
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- Computer Networks & Wireless Communication (AREA)
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- Power Engineering (AREA)
- Superheterodyne Receivers (AREA)
Abstract
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Claims (5)
- 다중 대역을 이용하는 초광대역용 능동 혼합기에 있어서,무선 주파수 신호를 입력받아 음의 신호를 출력하기 위한 입력수단;상기 입력수단으로부터 출력된 음의 신호에 국부 신호를 혼합하기 위한 제1 스위칭수단;상기 제1 스위칭수단으로부터 출력되는 혼합 신호를 전압 신호로 변환하기 위한 전류전압 변환수단; 및상기 제1 스위칭수단으로부터 출력되는 신호 중 국부 신호를 감소시키기 위해 중간 주파수단에 결합된 대역통과필터를 구비한 것을 특징으로 하는 초광대역용 능동 혼합기.
- 제 1 항에 있어서,상기 전류전압 변환수단을 통해 흐르는 전류의 양을 줄여서 저항 값의 크기를 크게 하여 전체 전압 이득을 크게 하기 위하여, 기준전압을 상기 입력수단의 출력단과 연결된 상기 제1 스위칭수단의 입력단으로 출력하기 위한 제2 스위칭수단을 더 구비한 것을 특징으로 하는 초광대역용 능동 혼합기.
- 제 1 항 또는 제 2 항에 있어서,상기 입력수단은 게이트단으로 무선 주파수 신호를 입력받아 드레인으로 음의 신호를 출력하는 트랜스컨덕턴스 NMOS 트랜지스터를 포함하는 것을 특징으로 하는 초광대역용 능동 혼합기.
- 제 3 항에 있어서,상기 제1 스위칭 수단은,상기 입력수단에 의해 출력된 음의 신호를 소스 단으로 입력받고, 게이트단에 국부 신호가 입력되는 제1 및 제2 NMOS 트랜지스터를 포함하는 것을 특징으로 하는 초광대역 능동 혼합기.
- 제 4 항에 있어서,상기 제2 스위칭수단은 소스에 상기 전류전압 변환수단에 연결되는 기준전압이 연결되고, 드레인이 상기 제1 스위칭수단의 입력단에 연결된 PMOS 트랜지스터를 포함하는 것을 특징으로 하는 초광대역 능동 혼합기.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020050121160A KR100728258B1 (ko) | 2005-12-09 | 2005-12-09 | 다중 대역을 이용하는 초광대역용 능동 혼합기 |
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KR1020050121160A KR100728258B1 (ko) | 2005-12-09 | 2005-12-09 | 다중 대역을 이용하는 초광대역용 능동 혼합기 |
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KR100728258B1 true KR100728258B1 (ko) | 2007-06-13 |
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KR1020050121160A KR100728258B1 (ko) | 2005-12-09 | 2005-12-09 | 다중 대역을 이용하는 초광대역용 능동 혼합기 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5337054A (en) | 1992-05-18 | 1994-08-09 | Anro Engineering, Inc. | Coherent processing tunnel diode ultra wideband receiver |
WO2005031998A1 (en) | 2003-09-30 | 2005-04-07 | Koninklijke Philips Electronics, N.V. | Differential phase modulated multi-band ultra-wideband communication system |
US6937646B1 (en) | 2000-10-10 | 2005-08-30 | Freescale Semiconductor, Inc. | Leakage nulling receiver correlator structure and method for ultra wide bandwidth communication system |
KR20060090032A (ko) * | 2005-02-04 | 2006-08-10 | 삼성전자주식회사 | 교차 연결된 트랜지스터를 이용하는 초광대역 필터 |
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2005
- 2005-12-09 KR KR1020050121160A patent/KR100728258B1/ko not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5337054A (en) | 1992-05-18 | 1994-08-09 | Anro Engineering, Inc. | Coherent processing tunnel diode ultra wideband receiver |
US6937646B1 (en) | 2000-10-10 | 2005-08-30 | Freescale Semiconductor, Inc. | Leakage nulling receiver correlator structure and method for ultra wide bandwidth communication system |
WO2005031998A1 (en) | 2003-09-30 | 2005-04-07 | Koninklijke Philips Electronics, N.V. | Differential phase modulated multi-band ultra-wideband communication system |
KR20060090032A (ko) * | 2005-02-04 | 2006-08-10 | 삼성전자주식회사 | 교차 연결된 트랜지스터를 이용하는 초광대역 필터 |
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