Matches 1 - 25 out of 25

CobaltIP-faceted-search-demo
Match Document Document Title
6745008 Multi-frequency communication system and method  
A multi-frequency RFID remote communication system is provided that includes a plurality of RFID tags configured to receive a first signal and to return a second signal, the second signal having a...
6396434 Radar transponder  
Upon receiving a radar electric wave from a search radar, a radar transponder according to the present invention generates a trigger signal in response to the reception of the radar electric wave....
6114984 Interferometric doppler guidance system  
A means for identifying a particular range and Doppler shift signal in the field of view of a moving radar antenna which determines azimuth angle to this range-Doppler signal relative to the...
4599617 Method and apparatus for evaluating the range data accumulated by distance measuring equipment  
This invention discloses a DME which employes an improved technique for validating received replies. The technique employed reduces lock-on time by analyzing all of the range data received within a...
4555704 Range reply search apparatus  
Apparatus for searching for range indicating pulse signals received as part of distance measuring equipment which first form a list of distance indications in a first search time. The distance...
RE30069 Multiple ranging DME  
A method and system for obtaining and displaying distance information to multiple DME ground stations using a single airborne transmitter-receiver and for displaying groundspeed to one of the...
4124850 Video processor for distance measuring equipment  
A video processor for Distance Measuring Equipment in which all timing functions including fixed delays are performed by digital counters counting clock pulses from a highly stable source. Search...
4028698 DME apparatus and method  
A DME apparatus and method for determining the distance of an aircraft from a ground station and the groundspeed thereof. Replies to the transmitting aircraft are distinguishd from replies to other...
3983557 Digital DME with compensation for ground station intermittencies  
Each bin of a one-thousand stage shift register represents a two-tenth mile aircraft to ground station interval, and the register is shifted a full cycle corresponding to a two-hundred mile...
3975731 Airborne positioning system  
An airborne positioning system for acquiring range information from at least three distance measuring equipment (DME) stations, including a computer controlled range gate and means for estimating...
3936823 Fast search and lock-on means for distance measuring equipment  
A fast search system for DME generates range gates at the time an analog sweep voltage rises to the magnitude of an analog integrator waveform, the latter having a slope less than that of the sweep...
3900868 Apparatus and method for pulse tracker ranging equipment with increased resolution  
A pulse tracker particularly for use in airborne distance measuring equipment (DME). A transmitter-receiver in the aircraft transmits a coded pulse pair to a ground based transponder which, in...
3702475 SEARCH-TRACK DECISION CIRCUIT FOR DISTANCE MEASURING EQUIPMENT  
A DME having means for facilitating the rapid identification of its own replies from a plurality of received replies sequentially tests only the time/distance corresponding to the next occuring...
3641572 DIGITAL ECHO PROTECTION CIRCUIT FOR DME AND TACAN  
A false distance indication sensing and correction circuit for aircraft radio distance measuring systems, such as DME, that searches from zero miles out to the DME range gate or 100 miles whichever...
3631487 COMPLEMENTARY SEARCH SYSTEM FOR D.M.E.  
An all-digital, distance measuring radio equipment is disclosed wherein the duration of each cycle of operation is determined by a train of clock pulses which is applied to a plurality of counters....
3478355 ECHO FALSE DISTANCE INDICATION PREVENTION CIRCUIT FOR AIRCRAFT DME AND TACAN  
3412400 Method and apparatus for digitally measuring distance  
3324467 Controller for stepper type servomotor in dme  
3320612 Dme with stepper type servo motor  
3302199 Distance measuring system  
3267464 Rapid synchronous time interval detector  
3246325 Dme with fast search  
3054103 Distance measuring system providing interrogation rate control  
2922155 Radar systems  
2820961 Navigational system  
Matches 1 - 25 out of 25