DE69931699D1 - 90 Grad Pasenschieber und Mischer mit Beseitigung der Spiegelfrequenz - Google Patents

90 Grad Pasenschieber und Mischer mit Beseitigung der Spiegelfrequenz

Info

Publication number
DE69931699D1
DE69931699D1 DE69931699T DE69931699T DE69931699D1 DE 69931699 D1 DE69931699 D1 DE 69931699D1 DE 69931699 T DE69931699 T DE 69931699T DE 69931699 T DE69931699 T DE 69931699T DE 69931699 D1 DE69931699 D1 DE 69931699D1
Authority
DE
Germany
Prior art keywords
pasenschieber
elimination
mixer
degree
image frequency
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.)
Expired - Lifetime
Application number
DE69931699T
Other languages
English (en)
Other versions
DE69931699T2 (de
Inventor
Wang Jianqin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Renesas Electronics Corp
Original Assignee
NEC Electronics Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NEC Electronics Corp filed Critical NEC Electronics Corp
Publication of DE69931699D1 publication Critical patent/DE69931699D1/de
Application granted granted Critical
Publication of DE69931699T2 publication Critical patent/DE69931699T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/18—Networks for phase shifting
    • H03H7/19—Two-port phase shifters providing a predetermined phase shift, e.g. "all-pass" filters
DE69931699T 1998-07-17 1999-07-16 90 Grad Pasenschieber und Mischer mit Beseitigung der Spiegelfrequenz Expired - Lifetime DE69931699T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20348698 1998-07-17
JP20348698A JP3314726B2 (ja) 1998-07-17 1998-07-17 位相シフト回路、それを用いた移相回路、発振回路、及びイメージリジェクションミキサ

Publications (2)

Publication Number Publication Date
DE69931699D1 true DE69931699D1 (de) 2006-07-20
DE69931699T2 DE69931699T2 (de) 2007-05-10

Family

ID=16474962

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69931699T Expired - Lifetime DE69931699T2 (de) 1998-07-17 1999-07-16 90 Grad Pasenschieber und Mischer mit Beseitigung der Spiegelfrequenz

Country Status (4)

Country Link
US (1) US6321076B1 (de)
EP (1) EP0973255B1 (de)
JP (1) JP3314726B2 (de)
DE (1) DE69931699T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6653577B2 (en) * 1995-06-07 2003-11-25 Automotive Technologies Apparatus and method for measuring weight of an occupying item of a seat
US20070135982A1 (en) 1995-06-07 2007-06-14 Automotive Technologies International, Inc. Methods for Sensing Weight of an Occupying Item in a Vehicular Seat
US6388543B1 (en) * 2000-09-18 2002-05-14 Conexant Systems, Inc. System for eight-phase 45° polyphase filter with amplitude matching
US7039382B2 (en) * 2001-05-15 2006-05-02 Broadcom Corporation DC offset calibration for a radio transceiver mixer
DE10213423A1 (de) * 2002-03-26 2003-10-09 Philips Intellectual Property Schaltungsanordnung zum Schieben der Phase eines Eingangssignals und Schaltungsanordnung zur Spiegelfrequenzunterdrückung
US7433439B1 (en) * 2002-12-20 2008-10-07 Cypress Semiconductor Corp. Apparatus, system, and method for synchronizing signals received by one or more system components
KR100541076B1 (ko) * 2003-01-03 2006-01-11 삼성전기주식회사 위상 미스매칭을 개선한 믹서 및 주파수 변환장치
JP4864758B2 (ja) * 2006-06-14 2012-02-01 三菱電機株式会社 直交ミクサおよびイメージリジェクションミクサ
US7352325B1 (en) * 2007-01-02 2008-04-01 International Business Machines Corporation Phase shifting and combining architecture for phased arrays

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2647984B1 (fr) 1989-06-06 1991-09-13 Labo Electronique Physique Circuit dephaseur ameliore
JPH0360206A (ja) 1989-07-28 1991-03-15 Hitachi Ltd 周波数変換回路
US5019793A (en) * 1990-05-21 1991-05-28 Hughes Aircraft Company Digitally implemented variable phase shifter and amplitude weighting device
JP3042184B2 (ja) * 1991-08-29 2000-05-15 松下電器産業株式会社 イメージリジェクションミキサ
JPH0568065A (ja) 1991-09-05 1993-03-19 Japan Radio Co Ltd 直交変調器
JP3330171B2 (ja) 1993-02-03 2002-09-30 三菱電機株式会社 直交変調器
GB2292031B (en) * 1993-09-22 1998-03-18 Hewlett Packard Co A quadrature network
DE4420447C2 (de) 1993-09-22 1998-07-30 Hewlett Packard Co Phasenschieberschaltung und Quadraturnetzwerk
JP3346915B2 (ja) 1994-10-31 2002-11-18 株式会社東芝 ミキサー回路
US5912975A (en) * 1995-06-30 1999-06-15 Philips Electronics North America Corp Method and circuit for creating phantom sources using phase shifting circuitry
JP3496363B2 (ja) 1995-09-28 2004-02-09 富士通株式会社 ９０度位相シフタ
JP2874610B2 (ja) 1995-09-29 1999-03-24 日本電気株式会社 ９０度移相器
FR2742620B1 (fr) * 1995-12-15 1998-02-20 Matra Communication Dispositif melangeur a rejection de frequence image
US6081697A (en) * 1997-03-21 2000-06-27 Telefonaktiebolaget Lm Ericsson Multi-carrier radio system and radio transceiver implementation
US6151313A (en) * 1997-06-06 2000-11-21 Aloha Networks, Inc. Baseband phase estimation technique for demodulation of overlapping packets
US6029059A (en) * 1997-06-30 2000-02-22 Lucent Technologies, Inc. Quadrature mixer method and apparatus

Also Published As

Publication number Publication date
US6321076B1 (en) 2001-11-20
JP2000036720A (ja) 2000-02-02
EP0973255B1 (de) 2006-06-07
EP0973255A1 (de) 2000-01-19
JP3314726B2 (ja) 2002-08-12
DE69931699T2 (de) 2007-05-10

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