[go: up one dir, main page]

Wan et al., 2007 - Google Patents

Ultra-wideband radar signals generated technology with two-channel

Wan et al., 2007

Document ID
11948042463788982760
Author
Wan Y
Si Q
Lu Y
Wang X
Publication year
Publication venue
Signal processing

External Links

Snippet

Synthesis of ultra-wideband (UWB) linear frequency modulation radar signals is a very important technology for microwave imaging, target identification and detection of low radar- cross-section (RCS) targets. In this paper a new method of UWB radar signals generation …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/02Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06Systems determining position data of a target
    • G01S13/08Systems for measuring distance only
    • G01S13/32Systems for measuring distance only using transmission of continuous unmodulated waves, amplitude-, frequency- or phase-modulated waves
    • G01S13/34Systems for measuring distance only using transmission of continuous unmodulated waves, amplitude-, frequency- or phase-modulated waves using transmission of frequency-modulated waves and the received signal, or a signal derived therefrom, being heterodyned with a locally-generated signal related to the contemporaneous transmitted signal to give a beat-frequency signal
    • G01S13/343Systems for measuring distance only using transmission of continuous unmodulated waves, amplitude-, frequency- or phase-modulated waves using transmission of frequency-modulated waves and the received signal, or a signal derived therefrom, being heterodyned with a locally-generated signal related to the contemporaneous transmitted signal to give a beat-frequency signal using sawtooth modulation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S13/00Systems 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
    • G01S13/02Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06Systems determining position data of a target
    • G01S13/08Systems for measuring distance only
    • G01S13/10Systems for measuring distance only using transmission of interrupted pulse modulated waves
    • G01S13/26Systems for measuring distance only using transmission of interrupted pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques
    • H04B1/7163Spread spectrum techniques using impulse radio
    • H04B1/717Pulse-related aspects
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques
    • H04B1/7163Spread spectrum techniques using impulse radio
    • H04B1/7183Synchronisation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S7/00Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28Details of pulse systems
    • G01S7/285Receivers
    • G01S7/288Coherent receivers

Similar Documents

Publication Publication Date Title
Giannini et al. A 79 GHz phase-modulated 4 GHz-BW CW radar transmitter in 28 nm CMOS
US6577691B2 (en) Precision timing generator apparatus and associated methods
US6636573B2 (en) Precision timing generator system and method
US6081226A (en) Multi-mode radar exciter
Griffiths et al. Digital generation of high time-bandwidth product linear FM waveforms for radar altimeters
US10911274B2 (en) Methods and apparatus for wideband and fast chirp generation for radar systems
Wu et al. The design of digital radar receivers
Diewald et al. Radar target simulator with complex-valued delay line modeling based on standard radar components
US20250020787A1 (en) A method for performing radar measurements and a radar device
US20060061505A1 (en) High range resolution radar system
Reyhanigalangashi et al. An RF-SoC-based ultra-wideband chirp synthesizer
Wan et al. Ultra-wideband radar signals generated technology with two-channel
Yonglun et al. Study of ultra-wideband radar signals-generated technology using two-channel signal generator
US11372084B2 (en) Target signal generation
Khramov et al. Mathematical modeling of operational modes of high-speed DACs
KR101241100B1 (en) Apparatus and method for measuring a time delay and a pulse width of linear frequency modulation waveform having continuous phase generated from ultrahigh frequency synthesis
Wan et al. Ultra-wideband Radar Signals Generated with Two-channel
Liu et al. An ultra-high timing resolution pulse generator with spur suppression and correction of errors based on real-time computation
Kim et al. A wall-clutter rejection technique using two PLLs and a phase controller for wall-penetrating FMCW radar
Carlowitz et al. A low power Pulse Frequency Modulated UWB radar transmitter concept based on switched injection locked harmonic sampling
EP4530661A1 (en) A method for estimating a center frequency of a wavelet
Lu et al. Digital Array Antennas
EP4345492A1 (en) A radar device and a method for calibrating the radar device
Wang LFMCW SAR waveform generation with frequency nonlinearity suppression
Dai Pham et al. A novel digital transceiver module structure for multi-functional active phased array systems