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Browse by Category: Main > Communications
Class Information
Number: 342/21
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Base band system
Description: Subject matter wherein a radar signal extends over a broad band of frequencies rather than being at a single carrier frequency.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7358888 System and method for intrusion detection using a time domain radar array Apr. 15, 2008
7355545 Through the wall ranging with triangulation using multiple spaced apart radars Apr. 8, 2008
7345617 Apparatus for collecting ground radar data with polarization information Mar. 18, 2008
7336219 System and method for generating a radar detection threshold Feb. 26, 2008
7304604 Radar sensor and method for operating a radar sensor Dec. 4, 2007
RE39759 Time domain radio transmission system Aug. 7, 2007
7236120 Ultra-wideband detector systems for detecting moisture in building walls Jun. 26, 2007
7224944 RF transceiver having a directly radiating transistor May. 29, 2007
7199747 Generating a fine time offset using a SiGe pulse generator Apr. 3, 2007
7161526 Broadband radar and modulator, in particular for microwave switching over a very short period Jan. 9, 2007
7151477 Signal detection Dec. 19, 2006
7129843 LC resonant circuit with amplification device Oct. 31, 2006
7129886 System and method for detecting an intruder using impulse radio technology Oct. 31, 2006
7095357 Method and apparatus for transmitting electromagnetic signals into the earth at frequencies below 500 KHz from a capacitor emplaced on the surface of the earth or raised aloft in an aircraft Aug. 22, 2006
7075476 Ultra-wideband smart sensor interface network and method Jul. 11, 2006
7071869 Radar system using quadrature signal Jul. 4, 2006
7068210 Low-cost position-adaptive UAV radar design with state-of-the-art cots technology Jun. 27, 2006
7046186 Friend/foe identification system for a battlefield May. 16, 2006
7046187 System and method for active protection of a resource May. 16, 2006
7030806 Time domain radio transmission system Apr. 18, 2006
7009912 Method and system for detection of broadband energy Mar. 7, 2006
6989782 Ultra-wideband radar system using sub-band coded pulses Jan. 24, 2006
6933882 Time domain radio transmission system Aug. 23, 2005
6930631 Sensor front-end with phase coding capability Aug. 16, 2005
6882301 Time domain radio transmission system Apr. 19, 2005
6867727 Multiplatform multifunction avionics architecture Mar. 15, 2005
6822604 System and method for detecting an intruder using impulse radio technology Nov. 23, 2004
6812884 Transceiver system and method utilizing nanosecond pulses Nov. 2, 2004
6801153 Spread spectrum radar with leak compensation at baseband Oct. 5, 2004
6791734 Method and apparatus for information modulation for impulse radios Sep. 14, 2004
6753803 Signal detection Jun. 22, 2004
6710736 System and method for intrusion detection using a time domain radar array Mar. 23, 2004
6670909 Ultra-wideband smart sensor interface network and method Dec. 30, 2003
6617996 Ground penetrating radar with audible output Sep. 9, 2003
6614384 System and method for detecting an intruder using impulse radio technology Sep. 2, 2003
6606051 Pulse-responsive dipole antenna Aug. 12, 2003
6573857 System and method for intrusion detection using a time domain radar array Jun. 3, 2003
6531977 Pulse center detector for radars and reflectometers Mar. 11, 2003
6529154 Method and apparatus for reading two dimensional identification symbols using radar techniques Mar. 4, 2003
6512474 Ultra wideband signal source Jan. 28, 2003
6469657 FFT-based filtering for low-quality signal direction finding Oct. 22, 2002
6462696 Radar apparatus Oct. 8, 2002
6456231 Radar sensor having a CFAR detector Sep. 24, 2002
6429805 Low-cost radar with high-resolution imaging Aug. 6, 2002
6429801 Method and apparatus for precursor based radar Aug. 6, 2002
6404377 UHF foliage penetration radar antenna Jun. 11, 2002
6400307 System and method for intrusion detection using a time domain radar array Jun. 4, 2002
6384773 Adaptive fragmentation and frequency translation of continuous spectrum waveform to make use of discontinuous unoccupied segments of communication bandwidth May. 7, 2002
6377201 Radar and method therefor Apr. 23, 2002
6373428 Self locking dual frequency clock system Apr. 16, 2002

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