AU2909795A - Spurious response rejecting mixer using spread spectrum techniques - Google Patents
Spurious response rejecting mixer using spread spectrum techniquesInfo
- Publication number
- AU2909795A AU2909795A AU29097/95A AU2909795A AU2909795A AU 2909795 A AU2909795 A AU 2909795A AU 29097/95 A AU29097/95 A AU 29097/95A AU 2909795 A AU2909795 A AU 2909795A AU 2909795 A AU2909795 A AU 2909795A
- Authority
- AU
- Australia
- Prior art keywords
- spread spectrum
- spectrum techniques
- spurious response
- response rejecting
- rejecting mixer
- 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.)
- Abandoned
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
- H04B1/26—Circuits for superheterodyne receivers
-
- 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
- H03D7/16—Multiple-frequency-changing
- H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
- H03D7/163—Multiple-frequency-changing all the frequency changers being connected in cascade the local oscillations of at least two of the frequency changers being derived from a single oscillator
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B29/00—Generation of noise currents and voltages
-
- 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
- H03D7/18—Modifications of frequency-changers for eliminating image frequencies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18502—Airborne stations
- H04B7/18506—Communications with or from aircraft, i.e. aeronautical mobile service
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26813894A | 1994-06-29 | 1994-06-29 | |
US268138 | 1994-06-29 | ||
PCT/US1995/008019 WO1996001006A1 (en) | 1994-06-29 | 1995-06-26 | Spurious response rejecting mixer using spread spectrum techniques |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2909795A true AU2909795A (en) | 1996-01-25 |
Family
ID=23021649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU29097/95A Abandoned AU2909795A (en) | 1994-06-29 | 1995-06-26 | Spurious response rejecting mixer using spread spectrum techniques |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU2909795A (en) |
WO (1) | WO1996001006A1 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19625859C1 (en) * | 1996-06-27 | 1997-08-21 | Siemens Ag | Noise measurement for CDMA reception arrangement |
FR2756989B1 (en) * | 1996-12-11 | 1999-02-12 | Dassault Electronique | ELECTRONIC BROADBAND SIGNAL PROCESSING DEVICE WITH TRANSPOSITION |
GB9718100D0 (en) * | 1997-08-28 | 1997-10-29 | Mitel Corp | Phase modulated local oscillator |
US6445726B1 (en) * | 1999-04-30 | 2002-09-03 | Texas Instruments Incorporated | Direct conversion radio receiver using combined down-converting and energy spreading mixing signal |
CA2281236C (en) | 1999-09-01 | 2010-02-09 | Tajinder Manku | Direct conversion rf schemes using a virtually generated local oscillator |
EP1111772B1 (en) * | 1999-12-21 | 2007-07-25 | Freescale Semiconductor, Inc. | Method and apparatus providing improved intermodulation distortion protection |
CA2421173A1 (en) * | 2000-09-01 | 2002-03-07 | Sirific Wireless Corporation | Improved method and apparatus for up- and down- conversion of radio frequency (rf) signals |
WO2002023712A1 (en) * | 2000-09-12 | 2002-03-21 | Siemens Aktiengesellschaft | Reducing the dc offset of a homodyne receiver |
US7215931B2 (en) | 2001-06-19 | 2007-05-08 | Sirific Wireless Corporation | Method and apparatus for up-and-down-conversion of radio frequency (RF) signals |
GB0121993D0 (en) * | 2001-09-12 | 2001-10-31 | Koninkl Philips Electronics Nv | Improvements in or relating to superheterodyne recievers |
US7542505B2 (en) * | 2003-10-20 | 2009-06-02 | Northrop Grumman Corporation | Systems and methods for signal conversion |
US10128886B1 (en) | 2016-09-26 | 2018-11-13 | Keysight Technologies, Inc. | Radio frequency (RF) receivers and methods to spread spectral energy of spurious outputs |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI80550C (en) * | 1989-01-13 | 1990-06-11 | Telenokia Oy | FREKVENSMODULERAD SAENDARMOTTAGARE. |
EP0435593B1 (en) * | 1989-12-29 | 1996-10-09 | Xerox Corporation | Transmitted code clock code-matching synchronization for spread-spectrum communication systems |
-
1995
- 1995-06-26 WO PCT/US1995/008019 patent/WO1996001006A1/en active Application Filing
- 1995-06-26 AU AU29097/95A patent/AU2909795A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO1996001006A1 (en) | 1996-01-11 |
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