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Class Information
Number: 340/539.1
Name: Communications: electrical > Condition responsive indicating system > With particular coupling link > Radio
Description: Subject matter where the communication link is by radio waves (i.e., other than light, X, or gamma rays, etc.).
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7352285 |
IC tag mounting on a harness and harness mounting method |
Apr. 1, 2008 |
| 7348879 |
Tire information transmitter and tire information acquisition system using the transmitter |
Mar. 25, 2008 |
| 7346477 |
Testing a station's response to a reduction in wireless signal strength |
Mar. 18, 2008 |
| 7345585 |
Network based device for providing RFID middleware functionality |
Mar. 18, 2008 |
| 7342506 |
Wireless remote monitoring system |
Mar. 11, 2008 |
| 7342488 |
System and method for providing home awareness |
Mar. 11, 2008 |
| 7339489 |
Sensor with wireless communication function |
Mar. 4, 2008 |
| 7339485 |
Rectifier for supplying double voltage and RFID tag thereof |
Mar. 4, 2008 |
| 7339470 |
Digital integrated motion system |
Mar. 4, 2008 |
| 7339468 |
Radio frequency communications scheme in life safety devices |
Mar. 4, 2008 |
| 7339467 |
Apparatus and method for providing weather and other alerts |
Mar. 4, 2008 |
| 7339466 |
Power line communication system with system member identification |
Mar. 4, 2008 |
| 7336168 |
System and method for variable threshold sensor |
Feb. 26, 2008 |
| 7336167 |
Interrogating RFID transponders during rotation of palletized items, systems and methods |
Feb. 26, 2008 |
| 7336158 |
Status indicating doorbell |
Feb. 26, 2008 |
| RE40073 |
Low power remote asset monitoring |
Feb. 19, 2008 |
| 7333029 |
Automated traffic control system |
Feb. 19, 2008 |
| 7333012 |
Vehicle monitoring and control using radio frequency identification |
Feb. 19, 2008 |
| 7332996 |
Connections for a cell site environmental control system |
Feb. 19, 2008 |
| 7332706 |
Detecting and thwarting imaging systems at theatrical performances |
Feb. 19, 2008 |
| 7330110 |
System and method for providing wireless communication device access to dynamic business information |
Feb. 12, 2008 |
| 7327286 |
Marine vessel monitoring system |
Feb. 5, 2008 |
| 7327279 |
Remote control to set a normal state in a remote digital control terminal |
Feb. 5, 2008 |
| 7327268 |
System for wireless mobile seating platform |
Feb. 5, 2008 |
| 7327257 |
RFID tag with modifiable and reversible read range |
Feb. 5, 2008 |
| 7327249 |
Barrier operator system having multiple frequency receivers |
Feb. 5, 2008 |
| 7327226 |
Vehicle rearview mirror assembly incorporating a communication system |
Feb. 5, 2008 |
| 7327220 |
Portable alarm and methods of transmitting alarm data |
Feb. 5, 2008 |
| 7326911 |
Detecting and thwarting content signals originating from theatrical performances |
Feb. 5, 2008 |
| 7324007 |
Instrumented rock bolt, data logger and user interface system |
Jan. 29, 2008 |
| 7323983 |
Device for alerting when umbrella is left behind |
Jan. 29, 2008 |
| 7323981 |
Container tracking system |
Jan. 29, 2008 |
| 7323969 |
Mobile incident recording and reporting system |
Jan. 29, 2008 |
| 7321310 |
Method and system for agricultural data collection and management |
Jan. 22, 2008 |
| 7321297 |
Property supervisory control system |
Jan. 22, 2008 |
| 7321292 |
Racing control system |
Jan. 22, 2008 |
| 7321291 |
Power line communications system and method of operating the same |
Jan. 22, 2008 |
| 7319848 |
Technique for collecting data from vehicles for analysis thereof |
Jan. 15, 2008 |
| 7319387 |
GPS interface for locating device |
Jan. 15, 2008 |
| 7319381 |
Signal receiving apparatus |
Jan. 15, 2008 |
| 7317397 |
Method and apparatus for using RFID's in the investigation of motor vehicle accidents |
Jan. 8, 2008 |
| 7317388 |
Position detection system for mobile object |
Jan. 8, 2008 |
| 7317387 |
Method and apparatus for increased container security |
Jan. 8, 2008 |
| 7315242 |
Combination car alarm and personal locator system |
Jan. 1, 2008 |
| 7315238 |
Method and system for providing key programming tokens to a multiple vehicle programming device |
Jan. 1, 2008 |
| 7312709 |
Alarm signalling device and alarm system |
Dec. 25, 2007 |
| 7312700 |
GPS enabled cell phone with common interest alerts |
Dec. 25, 2007 |
| 7312699 |
Ear associated machine-human interface |
Dec. 25, 2007 |
| 7307521 |
Secure method and apparatus for retrieving network node identifier in wireless networks |
Dec. 11, 2007 |
| 7305327 |
Wireless meter for real time measurements and method therefor |
Dec. 4, 2007 |
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