[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Weedon et al., 2016 - Google Patents

Low-cost wideband digital receiver/exciter (DREX) technology enabling next-generation all-digital phased arrays

Weedon et al., 2016

Document ID
3807649975671792511
Author
Weedon W
Nunes R
Publication year
Publication venue
2016 IEEE International Symposium on Phased Array Systems and Technology (PAST)

External Links

Snippet

The digital receiver/exciter (DREX) is a key enabling technology for next-generation affordable phased arrays. The goal is an eventual" all-digital" array solution employing a DREX at each array element. Wideband dual-polarized performance is highly desirable for …
Continue reading at ieeexplore.ieee.org (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
    • H01Q3/34—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q21/00—Aerial arrays or systems
    • H01Q21/06—Arrays of individually energised active aerial units similarly polarised and spaced apart
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/065—Patch antenna array
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/767—Responders; Transponders
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q21/00—Aerial arrays or systems
    • H01Q21/24—Combinations of aerial elements or aerial units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q21/00—Aerial arrays or systems
    • H01Q21/0006—Particular feeding systems
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q1/00—Details of, or arrangements associated with, aerials
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q25/00—Aerials or aerial systems providing at least two radiating patterns
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. correcting range migration errors
    • G01S13/9035—Particular SAR processing techniques not provided for elsewhere, e.g. squint mode, doppler beam-sharpening mode, spotlight mode, bistatic SAR, inverse SAR
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas

Similar Documents

Publication Publication Date Title
CA2980920C (en) Apparatus and methods for synthetic aperture radar with digital beamforming
EP0838037B1 (en) Circuit module for a phased array radar
JP3525426B2 (en) Radar equipment
DK2669700T3 (en) electronic modforanstaltningssystem
Peng et al. A Portable $ K $-Band 3-D MIMO Radar With Nonuniformly Spaced Array for Short-Range Localization
Weedon et al. Low-cost wideband digital receiver/exciter (DREX) technology enabling next-generation all-digital phased arrays
US7668509B2 (en) Frequency selective leveling loop for multi-signal phased array transmitters
US11614530B2 (en) Miniaturized digital radar system
Venkatakrishnan et al. Experimental validation of on-site coding digital beamformer with ultra-wideband antenna arrays
Patyuchenko et al. Digital beam-forming reconfigurable radar system demonstrator
Peng et al. Radio frequency beamforming based on a complex domain frontend
Adamiuk et al. SAR Architectures based on DBF for C-and X-band applications
Adamiuk et al. DBF technology development for next generation of ESA C-Band SAR mission
Adamiuk et al. Technology demonstration for future DBF based spaceborne SAR missions
Rosen et al. An L-and S-band SAR mission concept for Earth science and applications
Hoffman et al. Digital calibration system enabling real-time on-orbit beamforming
EP0987560A1 (en) Circuit module for a phased array radar
El-Arnauti et al. Advanced system concept and experimental results of the ultra-high resolution airborne SAR demonstrator PAMIR-Ka
Peters et al. Modular multi-channel RFSoC system expansion and array design
Nayeri et al. A testbed for adaptive beamforming with software defined radio arrays
Rincon et al. Development of NASA'S Next Generation L-Band Digital Beamforming Synthetic Aperture Radar (DBSAR-2)
Wane et al. Cognitive beamformer chips with smart-antennas for 5G and beyond: Holistic RFSOI technology solutions including ASIC correlators
Zhang et al. Design and implementation of wideband all digital array radar test-bed
Orzel et al. Mobile X-band dual polarization phased array radar: System requirements and development
Rommel et al. Development of a MIMO Radar System demonstrator-Calibration and demonstration of first results