[go: up one dir, main page]

Mohamadi, 2004 - Google Patents

Locator beacon design for victims in distress

Mohamadi, 2004

Document ID
7647856364444540947
Author
Mohamadi F
Publication year
Publication venue
RF DESIGN

External Links

Continue reading at scholar.google.com (other versions)

Classifications

    • 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
    • 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
    • H04B1/71635Transmitter 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
    • H04B1/717Pulse-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
    • H04B1/707Spread spectrum techniques using direct sequence modulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • H04B7/15Active relay systems
    • 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
    • H04B1/38Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • 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
    • H04B1/02Transmitters
    • 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
    • G01S13/74Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/767Responders; Transponders
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QAERIALS
    • H01Q1/00Details of, or arrangements associated with, aerials
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles

Similar Documents

Publication Publication Date Title
Ma et al. A CMOS 76–81-GHz 2-TX 3-RX FMCW radar transceiver based on mixed-mode PLL chirp generator
US20250150962A1 (en) Methods and systems relating to ultra wideband broadcasting
Guermandi et al. A 79-GHz 2$\times $2 MIMO PMCW radar SoC in 28-nm CMOS
US6812824B1 (en) Method and apparatus combining a tracking system and a wireless communication system
Gezici et al. Position estimation via ultra-wide-band signals
US8406278B2 (en) Narrowband interference rejection for ultra-wideband systems
Mondal et al. A passive harmonic RFID tag and interrogator development
Dardari et al. An ultra-low power ultra-wide bandwidth positioning system
Lemey et al. SIW textile antennas as a novel technology for UWB RFID tags
Oh et al. A W-band 4-GHz bandwidth phase-modulated pulse compression radar transmitter in 65-nm CMOS
Brocato et al. UWB communication using SAW correlators
Belo et al. An OOK chirp spread spectrum backscatter communication system for wireless power transfer applications
Carlowitz et al. Precise ranging and simultaneous high speed data transfer using mm-wave regenerative active backscatter tags
Rostami et al. Enabling high accuracy pervasive tracking with ultra low power UWB tags
Lo et al. OOK/BPSK-modulated impulse transmitters integrated with leakage-cancelling circuit
Fukuda et al. A 26GHz short-range UWB vehicular-radar using 2.5 Gcps spread spectrum modulation
Mohamadi Locator beacon design for victims in distress
Stoica Non-coherent energy detection transceivers for ultra wideband impulse radio systems
Qi et al. Low-power and compact frequency hopping RFID reader at 5.8 GHz for sensing applications in space
Cummings Aggregate ultra wideband impact on global positioning system receivers
Chen et al. Effects of antennas and propagation channels on synchronization performance of a pulse-based ultra-wideband radio system
Peng et al. A 79-GHz bidirectional pulse radar system with injection-regenerative receiver in 65 nm CMOS
Huang Spread Spectrum Based Digital-Intensive CMOS Radar System
JP2004254076A (en) Position detection system and transmitter
Shimizu et al. Novel positioning system with extremely low power radio