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7609981 |
Deliberate signal degradation for optimizing receiver control loops
Techniques to control an optical receiver having a control loop using Bit Error Rate (BER). In one implementation, a bit error rate (BER) associated with a received optical signal is determined....
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7324901 |
Water measurement auto-networks
Water measurement auto-networks and methods of operation are disclosed herein. An exemplary method may include determining a water level at a first water measurement station in an auto-network. The...
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7110762 |
System and method for using corrected signals from a global positioning system to perform precision survey
In a differential global positioning system that includes one or more base stations and rover units, a system and method for including a radio modem transceiver in the rover units, and packaging...
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6970700 |
Power delivery system
A method and apparatus for measuring the characteristics of radio frequency energy in an industrial radio frequency processing system at a plurality of frequencies is disclosed. The method and...
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6442384 |
System and method for identification of uplink/downlink interference sources
A system and method of identifying the source of uplink and downlink interference in a disturbed cell of a wireless telecommunications network. Initially, call events occurring in offending cells...
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5134715 |
Meteor scatter burst communications systems
A meteor scatter communications system for communicating between a master station and one or more remote stations. In one exemplary embodiment, a broad beam transmitter probe signal is reflected...
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5017923 |
Over the horizon communication system
An over the horizon communications system includes a transmitter for generating a signal to be communicated, an acoustic source located on the earth in a direction from the transmitter that the...
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4941204 |
Generating a stop signal of an automatic search procedure for a broadcasting station using an available AFC signal
During an automatic search scan of a broacasting station of a video receiver's tuner, the AFC signal generated by an existing automatic frequency control circuit of the receiver is applied to an...
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4685149 |
Meteor scatter burst communication system
The specification discloses a meteor burst communication system including at least two spaced apart master stations, in association with a plurality of groups of remote stations spaced at locations...
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4630314 |
Meteor burst communication system
A meteor burst communication system utilizing a master station and a large number of remote stations. A master station transmits a probing radio signal which, when reflected from a suitably...
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4035726 |
Method of controlling and/or improving high-latitude and other communications or radio wave surveillance systems by partial control of radio wave et al.
There is disclosed a method of controlling high-latitude communications by cold plasma injection in the distant magnetosphere, and to thereby control the ionospheric and or magnetospheric medium...
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3846798 |
INTEGRATED WINDOW, ANTENNA, AND WAVEGUIDE WITH PLASMA ALLEVIATION
A method and an apparatus for cooling an electromagnetic wave permeable antenna window, and for alleviating a boundary layer of dense plasma, particularly for use in high performance reentry space...
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3826452 |
ELECTRICAL CONTROL DEVICE FOR A RE-ENTRY VEHICLE
An Electron-Deflection Device comprising an electron gun, a Chladni defler. The Chladni deflector is comprised of a double helix ring electrode assembly. The nose of the re-entry body is encircled...
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3758862 |
RF TRANSMISSION THROUGH A PLASMA
System for microwave transmission through a plasma. Radio communication through a layer of ionized gas is achieved by initially adjusting the impedance of the antenna system to match free space...
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3300721 |
Means for communicating through a layer of ionized gases
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3296531 |
Electrostatic plasma modulator for space vehicle re-entry communication
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3277375 |
Reentry communication by material addition
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3208068 |
Excitation of a surface wave on a thin plasma sheath surrounding a missile
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3189901 |
Method of producing ionization and luminous emission in a gas or vapor and apparatus for use therein
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3176228 |
Space vehicle reentry communication apparatus
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3176227 |
Control of ions in ionic media for communication and other purposes
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3133250 |
Method and apparatus for communicating through a region of ionized gas
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3085204 |
Amplitude scanning
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2975375 |
Radiant energy source
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