Matches 1 - 12 out of 12
Match Document Document Title
7369902 Slave units and network system as well as slave unit processing method and device information collecting method  
A network system is constructed by connecting a safety PLC constituting a master unit and safety slaves 2 to each other through a safety network 3 . The safety slaves each have a device...
6469655 Surveillance system for terrestrial navigational and airport landing systems  
The invention deals with a surveillance system for terrestrial navigational and landing systems, in which the navigational signals being transmitted for aeroplanes or other airborne objects by the...
6414632 Monitoring of the phase angle of course and clearance signals in an instrument landing system  
A method for monitoring a localizer course facility in an instrument landing system, including modulating a course signal at a first signal frequency and at a second signal frequency, and...
6097338 Instrument landing system glide path transmitter device  
A glide path transmitter for an instrument landing system. The transmitter includes several antenna radiators by way of which high frequency signals containing various low frequency modulated...
5969664 Method for characterizing air traffic control radar beacon system antenna patterns  
A method for measuring and characterizing the Air Traffic Control Radar Beacon System without interrupting service which comprises a computer-controller system which captures the beacon radar...
5448789 Bottom structure of a bed  
The present invention provides a bottom structure for a bed having a lifting mechanism and plural parallel bottom strips connected sequentially by elastic strips, thus allowing the bottom to be...
5388290 Bottom structure of a bed  
The present invention provides a bottom structure for a bed having a bottom lifting mechanism, comprising plural parallel bottom strips; each of the bottom strips being sequentially connected to...
5377373 Bottom structure of a bed  
The present invention provides a bottom structure for a bed having a bottom lifting mechanism, comprising bendable and extensible flexible hollow bottom members, provided in the bottom structure...
5377369 Bottom structure of a bed  
The present invention provides a bottom structure for a bed having a bottom lifting mechanism, comprising parallel bottom strips, each strip having coupling grooves, located in the opposing faces...
5369826 Bottom structure of a bed  
A bottom structure of a bed having a bottom formed so as to be bendable by a series of parallel strips mutually sequentially connected such that the strips are shorter in width on the side away...
5254998 Executive monitor for microwave landing system  
A method and means for monitoring a Microwave Landing System (MLS) that provides statistical independence of the monitoring process from the MLS to insure the integrity of the MLS signal format....
5229776 Method for field monitoring of a phased array microwave landing system far field antenna pattern employing a near field correction technique  
A method for obtaining the far field pattern of a phased array MLS antenna using measurements by a monitor located in the near field of the MLS antenna. The near field pattern differs from the far...
Matches 1 - 12 out of 12