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Class Information
Number: 368/46
Name: Horology: time measuring systems or devices > Plural timepiece system or system device (e.g., primary or secondary clocks)
Description: Subject matter relating to the general organization and mechanism or circuitry of plural timepieces whereby the displays of any number of these timepieces in remote, different localities are operated from a central station.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7433273 |
Electronic timepiece with wireless information function |
Oct. 7, 2008 |
| 7426156 |
Method and apparatus for clock synchronization that accounts for curvature in the space-time continuum |
Sep. 16, 2008 |
| 7411869 |
Wireless synchronous time system |
Aug. 12, 2008 |
| 7411868 |
Estimation of time within untrusted time device disconnected from trusted time device |
Aug. 12, 2008 |
| 7411867 |
Stable composite clock |
Aug. 12, 2008 |
| 7394726 |
Time keeping system with automatic daylight savings time adjustment |
Jul. 1, 2008 |
| 7385878 |
Local time adjusting method of mobile communication terminal |
Jun. 10, 2008 |
| 7382694 |
Methods to resolve TSF timer ambiguity of IEEE 802.11e schedule element |
Jun. 3, 2008 |
| 7369462 |
Wireless synchronous time system with solar powered transceiver |
May. 6, 2008 |
| 7356603 |
Integrated system of loads with multiple public awareness functions |
Apr. 8, 2008 |
| 7356725 |
Method and apparatus for adjusting a time of day clock without adjusting the stepping rate of an oscillator |
Apr. 8, 2008 |
| 7327699 |
Method and device for synchronisation of distant clocks to a central clock via satellite |
Feb. 5, 2008 |
| 7266048 |
Digital time clock for operation in conjunction with mechanical time clock |
Sep. 4, 2007 |
| 7263036 |
Time correction system in cluster system |
Aug. 28, 2007 |
| 7251199 |
Distributed system time synchronization including a timing signal path |
Jul. 31, 2007 |
| 7239581 |
Systems and methods for synchronizing the internal clocks of a plurality of processor modules |
Jul. 3, 2007 |
| 7230884 |
Clock diagnostics |
Jun. 12, 2007 |
| 7212468 |
Master/slave clock system with automatic protocol detection and selection |
May. 1, 2007 |
| 7145837 |
Global recovery for time of day synchronization |
Dec. 5, 2006 |
| 7139225 |
Virtual real-time clock based on time information from multiple communication systems |
Nov. 21, 2006 |
| 7120090 |
Method of determining a timing offset between a first clock and a second clock in a communications network |
Oct. 10, 2006 |
| 7120092 |
System and method for performing clock synchronization of nodes connected via a wireless local area network |
Oct. 10, 2006 |
| 7109810 |
Oscillator with tunable capacitor |
Sep. 19, 2006 |
| 7058838 |
System and method for synchronizing a plurality of processors in a multiprocessor computer platform employing a global clock counter |
Jun. 6, 2006 |
| 7012856 |
Radio-controlled clock |
Mar. 14, 2006 |
| 7009913 |
Sequence controller |
Mar. 7, 2006 |
| 6987709 |
Device time setting method, program and system |
Jan. 17, 2006 |
| 6977868 |
Method and apparatus for synchronizing data between a watch and external digital device |
Dec. 20, 2005 |
| 6959198 |
Network system and information communicating device with time correction |
Oct. 25, 2005 |
| 6958951 |
Adaptive Kalman Filter process for controlling an ensemble clock |
Oct. 25, 2005 |
| 6930958 |
Method and apparatus for synchronizing timekeeping devices |
Aug. 16, 2005 |
| 6859742 |
Redundant precision time keeping for utility meters |
Feb. 22, 2005 |
| 6853957 |
Date and time processing in computers |
Feb. 8, 2005 |
| 6826123 |
Global recovery for time of day synchronization |
Nov. 30, 2004 |
| 6751163 |
Clock adjusting method and electronic equipment using the method |
Jun. 15, 2004 |
| 6744351 |
Central radio device and associated appliance |
Jun. 1, 2004 |
| 6744697 |
Cable modem clock synchronization using software parsing with hardware assist |
Jun. 1, 2004 |
| 6577231 |
Clock synchronization over a powerline modem network for multiple devices |
Jun. 10, 2003 |
| 6556512 |
Mobile terminal for a wireless telecommunication system with accurate real time generation |
Apr. 29, 2003 |
| 6459657 |
Time information repeating installation and time information control system |
Oct. 1, 2002 |
| 6449220 |
Network subscriber station having a feature that prevents inaccuracies in time messages |
Sep. 10, 2002 |
| 6426920 |
Method and apparatus for setting initial time of operating system clock |
Jul. 30, 2002 |
| 6400646 |
Method for compensating for remote clock offset |
Jun. 4, 2002 |
| 6298014 |
Time information management system |
Oct. 2, 2001 |
| 6236623 |
System and method for synchronizing clocks in a plurality of devices across a communication channel |
May. 22, 2001 |
| 6229763 |
Technique for setting time of apparatus which receives signals from analog and digital channels |
May. 8, 2001 |
| 6158868 |
Night light with analog time piece |
Dec. 12, 2000 |
| 6055362 |
Apparatus for phase synchronizing clock signals in a fully redundant computer system |
Apr. 25, 2000 |
| 5881022 |
Frequency shifing device and method for automatic clock adjustment |
Mar. 9, 1999 |
| 5881023 |
Self-correcting clock |
Mar. 9, 1999 |
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