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Class Information
Number: 340/539.3
Name: Communications: electrical > Condition responsive indicating system > With particular coupling link > Radio > Including power saving
Description: Subject matter including reduction of consumed power.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614555 |
RFID sensor array |
Nov. 10, 2009 |
| 7612663 |
Power saving device for GPS device |
Nov. 3, 2009 |
| 7598859 |
Method and system for controlling lighting |
Oct. 6, 2009 |
| 7557690 |
Device including light emitting diode as light sensor and light source |
Jul. 7, 2009 |
| 7548164 |
Means to deactivate a contactless device |
Jun. 16, 2009 |
| 7541922 |
Operation control method of two dimensional diffusive signal-transmission devices, signal communication apparatus, and clothing provided with antenna function |
Jun. 2, 2009 |
| 7512424 |
Wireless device battery conservation method and system |
Mar. 31, 2009 |
| 7493216 |
Accessory-type GPS receiver |
Feb. 17, 2009 |
| 7492250 |
Power-saving on-vehicle controller |
Feb. 17, 2009 |
| 7479891 |
Device for rescue and safety for swimming pools and leisure parks |
Jan. 20, 2009 |
| 7446658 |
Identification (ID) system and method of operation thereof |
Nov. 4, 2008 |
| 7443102 |
Energy-conserving devices of illumination systems |
Oct. 28, 2008 |
| 7397370 |
Monitoring an environment using a RFID assembly |
Jul. 8, 2008 |
| 7385511 |
Carrierless RFID system |
Jun. 10, 2008 |
| 7321788 |
Synchronizing RF system |
Jan. 22, 2008 |
| 7313419 |
Wireless device battery conservation method and system |
Dec. 25, 2007 |
| 7299287 |
Secure network outlet for supporting IP device address assigning functionality |
Nov. 20, 2007 |
| 7286859 |
Adaptive radio frequency wakeup detection |
Oct. 23, 2007 |
| 7232209 |
Non-contact communication between a device and its expendable container |
Jun. 19, 2007 |
| 7113073 |
System management interface for radio frequency access control |
Sep. 26, 2006 |
| 7081811 |
Multiple sensor heat alarm |
Jul. 25, 2006 |
| 7065323 |
RF dynamic channel switching method |
Jun. 20, 2006 |
| 7042341 |
Device including light emitting diode as light sensor and light source |
May. 9, 2006 |
| 7034677 |
Non-specific sensor array detectors |
Apr. 25, 2006 |
| 6924901 |
Communication system, image forming apparatus, initialization method, trouble compensation method and storage medium |
Aug. 2, 2005 |
| 6903830 |
Electronic printing apparatus with power saving mode and control method therefor |
Jun. 7, 2005 |
| 6847291 |
Apparatus for detection of water level and temperature in a bathing appliance |
Jan. 25, 2005 |
| 6803855 |
Method for reducing average current consumption in duty-cycled RF systems |
Oct. 12, 2004 |
| 6791451 |
System and method for improving the security of storage of firearms and other objects, and for aiding the recovery of such if removed from storage |
Sep. 14, 2004 |
| 6775545 |
Wireless, ground link-based aircraft data communication system with roaming feature |
Aug. 10, 2004 |
| 6407667 |
Alarm system for forgotten golf club |
Jun. 18, 2002 |
| 6348856 |
Detection system for determining positional and other information about objects |
Feb. 19, 2002 |
| 6294992 |
High power control signal transmission and low power data signal transmission in a wireless security system |
Sep. 25, 2001 |
| 6288639 |
Low power installation of wireless security system devices |
Sep. 11, 2001 |
| 6262655 |
Emergency reporting system and terminal apparatus therein |
Jul. 17, 2001 |
| 6259787 |
Telephone alarm and monitoring method and apparatus |
Jul. 10, 2001 |
| 6255944 |
Remote indication device for use in wireless security systems |
Jul. 3, 2001 |
| 6246322 |
Impulse characteristic responsive missing object locator operable in noisy environments |
Jun. 12, 2001 |
| 6236326 |
Method and apparatus for intelligently signaling a battery charge condition in a wireless telephone |
May. 22, 2001 |
| 6147618 |
Apparatus and method for reducing power consumption in physiological condition monitors |
Nov. 14, 2000 |
| 6100603 |
Anti-theft system for a motor vehicle |
Aug. 8, 2000 |
| 5973412 |
Vehicle security system with low power transmitter |
Oct. 26, 1999 |
| 5936534 |
Alarm circuit for residual capacity of battery in portable radio transmitting and receiving apparatus |
Aug. 10, 1999 |
| 5914656 |
Environmental condition detector transmitter interface |
Jun. 22, 1999 |
| 5905438 |
Remote detecting system and method |
May. 18, 1999 |
| 5873026 |
Battery powered voice transmitter and receiver tuned to an RF frequency by the receiver |
Feb. 16, 1999 |
| 5796334 |
Voltage monitoring circuit |
Aug. 18, 1998 |
| 5789098 |
Method of detecting external voltage source for disablement of battery conservation mode in a portable communications device |
Aug. 4, 1998 |
| 5778309 |
Gain adjustment method in two-way communication systems |
Jul. 7, 1998 |
| 5774050 |
Radio alarm security system |
Jun. 30, 1998 |
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