GB9026601D0 - Phase shifting circuit - Google Patents

Phase shifting circuit

Info

Publication number
GB9026601D0
GB9026601D0 GB909026601A GB9026601A GB9026601D0 GB 9026601 D0 GB9026601 D0 GB 9026601D0 GB 909026601 A GB909026601 A GB 909026601A GB 9026601 A GB9026601 A GB 9026601A GB 9026601 D0 GB9026601 D0 GB 9026601D0
Authority
GB
United Kingdom
Prior art keywords
phase shifting
shifting circuit
circuit
phase
shifting
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.)
Withdrawn
Application number
GB909026601A
Other versions
GB2240890A (en
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.)
BAE Systems Electronics Ltd
Original Assignee
GEC Marconi Ltd
Marconi Co Ltd
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 GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd
Publication of GB9026601D0 publication Critical patent/GB9026601D0/en
Publication of GB2240890A publication Critical patent/GB2240890A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/16—Networks for phase shifting
    • H03H11/20—Two-port phase shifters providing an adjustable phase shift
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
GB9026601A 1990-02-08 1990-12-06 Phase shifting circuit Withdrawn GB2240890A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909002786A GB9002786D0 (en) 1990-02-08 1990-02-08 Phase shifting circuit

Publications (2)

Publication Number Publication Date
GB9026601D0 true GB9026601D0 (en) 1991-01-23
GB2240890A GB2240890A (en) 1991-08-14

Family

ID=10670604

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909002786A Pending GB9002786D0 (en) 1990-02-08 1990-02-08 Phase shifting circuit
GB9026601A Withdrawn GB2240890A (en) 1990-02-08 1990-12-06 Phase shifting circuit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909002786A Pending GB9002786D0 (en) 1990-02-08 1990-02-08 Phase shifting circuit

Country Status (1)

Country Link
GB (2) GB9002786D0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9002788D0 (en) * 1990-02-08 1990-04-04 Marconi Co Ltd Circuit for reducing distortion produced by an r.f.power amplifier
FR2781106B1 (en) * 1998-07-10 2001-04-13 Commissariat Energie Atomique VECTOR MODULATOR
WO2001067592A2 (en) * 2000-03-08 2001-09-13 Spike Broadband Systems, Inc. Direct conversion up-converter for broadband wireless access equipment
US6320334B1 (en) * 2000-03-27 2001-11-20 Applied Materials, Inc. Controller for a linear accelerator
GB2369942A (en) * 2000-12-05 2002-06-12 Ubinetics Ltd Phase modulation
US8412141B2 (en) 2009-10-19 2013-04-02 Qualcomm Incorporated LR polyphase filter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2064246A (en) * 1979-11-17 1981-06-10 Marconi Co Ltd Improvements in or Relating to Single-Sideband Modulators
GB2135844B (en) * 1983-02-21 1986-08-28 Nippon Telegraph & Telephone Oscillator with variable frequency and phase
US4773083A (en) * 1985-11-08 1988-09-20 Raytheon Company QPSK demodulator
DE3834843A1 (en) * 1988-10-13 1990-04-19 Kramer Guenter PHASE SHIFT FOR HIGH FREQUENCY SIGNALS

Also Published As

Publication number Publication date
GB9002786D0 (en) 1990-04-04
GB2240890A (en) 1991-08-14

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)