| Patents for G04R 20 - Setting the time according to the time information carried or implied by the radio signal (1,375) |
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| 06/21/2007 | US20070140064 Radio-controlled timepiece and method of adjusting the time kept by a radio-controlled timepiece |
| 06/20/2007 | EP1798612A2 Method for transferring data, in particular by reference time senders, and receiver therefor |
| 06/20/2007 | CN1983083A Radio clock and method of receiving time information |
| 05/30/2007 | EP1791044A1 Radio-controlled timepiece and method for retrieving time information |
| 05/30/2007 | CN1973249A Method for updating the present time, apparatus using the method and memory to implement the method |
| 05/30/2007 | CN1971451A Time reception apparatus and wave clock |
| 05/24/2007 | US20070118754 Time proof server, terminal, and time proving method |
| 05/24/2007 | US20070115759 Time reception apparatus and wave clock |
| 05/23/2007 | EP1788460A2 Time reception apparatus and wave clock |
| 04/26/2007 | WO2007046255A1 Route guidance device, in-vehicle device, time calculation method, time calculation program, and recording medium |
| 04/19/2007 | WO2006037007A3 Wireless synchronous time system with solar powered transceiver |
| 04/19/2007 | DE102004042200B4 Astronomische Schaltuhr mit automatischer Parametrierung Astronomical time switch with automatic parameterization |
| 04/18/2007 | CN2891020Y Time synchronization positioning device of pointer type electric wave clock |
| 04/18/2007 | CN1949104A Cell phone clock time correcting method |
| 03/14/2007 | CN1930534A Radio-controlled wristwatch with means for decoding signals from time signal transmitters from a number of time zones |
| 03/14/2007 | CN1929651A Mobile phone time calibration and method and system for time setting and display in different time zone |
| 02/22/2007 | WO2007021266A1 Multi-band radio-controlled clock |
| 02/15/2007 | DE202006018573U1 Long wave signal e.g. time signal, reception possibility displaying device, has receiver antenna arranged in box in such a manner that orientation of receiver antenna runs parallel to antenna of wrist watch |
| 02/01/2007 | US20070026832 Radio wave receiving apparatus, radio wave receiving circuit and radio wave timepiece |
| 01/31/2007 | EP1748332A2 Radio wave receiving circuit and radio wave timepiece |
| 01/31/2007 | CN1904773A Radio wave receiving apparatus, radio wave receiving circuit and radio wave timepiece |
| 01/24/2007 | CN2862125Y Sub-mother clock system with mobile mother clock |
| 01/24/2007 | CN1902648A Time proof server, terminal, and time proving method |
| 01/23/2007 | US7167417 Time correction system, time correction instruction device, pointer type timepiece, and time correction method |
| 01/11/2007 | DE102005056483B3 Time information receiving e.g. for radio clock, involves having characteristic value of temporal duration compared to signal phase of certain signal level of digital signal with desired value |
| 01/10/2007 | CN1894592A Method of updating the clock bias between a bts station of a gsm network and the satellites of a GPS system |
| 01/04/2007 | WO2007001292A1 Radio-controlled clock with remote digital time projection |
| 01/04/2007 | DE102004043759B4 Verfahren und Schaltungsanordnung zur Durchführung einer Funkübertragung Method and circuit for performing a radio transmission |
| 01/02/2007 | US7158449 Electronic timepiece and electronic apparatus |
| 12/27/2006 | EP1735667A1 Radio-controlled wristwatch with means for decoding signals from time signal transmitters from a number of time zones |
| 12/27/2006 | CN1886704A Radio controlled clock, electronic device and time correction method |
| 12/21/2006 | US20060286950 Mobile radio receiver with improved real-time precision |
| 12/06/2006 | CN1874542A Time transmission method by using wireless network of supporting assistant GPS function |
| 11/08/2006 | CN1858662A Nationwide unified time system |
| 10/25/2006 | EP1715702A1 Method and system for synchronizing the internal clock of a mobile radio station with local time. |
| 10/19/2006 | US20060233132 Time synchronization method in mobile station based on asynchronous scheme and system using the same |
| 10/04/2006 | CN1841246A Rpr动态同步技术 Rpr Dynamic Synchronization Technology |
| 09/06/2006 | EP1698950A1 Radio controlled clock, electronic device and time correction method |
| 09/06/2006 | EP1697757A1 Method of updating the clock bias between a bts station of a gsm network and the satellites of a gps system |
| 09/06/2006 | CN1828456A Radio controlled timepiece |
| 08/10/2006 | US20060176777 Tuning device and radio-wave corrected timepiece |
| 08/10/2006 | US20060176776 Radio wave receiver, radio-controlled timepiece and tuning capacitance setting method |
| 07/26/2006 | CN1808312A Time setting method and apparatus for electronic equipment |
| 07/12/2006 | CN1801829A Mobile phone time automatic correction method |
| 07/12/2006 | CN1801009A Radio-corrected timepiece |
| 07/05/2006 | CN2793785Y Converter for converting peacetime into stellar time |
| 06/14/2006 | EP1669819A2 Timepiece apparatus |
| 06/14/2006 | EP1669818A1 Radio controlled clock, electronic device, method for controlling radio controlled clock, and program for controlling reception of radio controlled clock |
| 06/08/2006 | US20060120220 Timepiece apparatus |
| 06/08/2006 | DE102004019983B4 Real-time clock signal checking device for a mobile phone has a receiver for receiving a reference signal from a base station which is then used to check and adjust the phone's internal time signal |
| 06/07/2006 | EP1666995A2 Radio controlled timepiece |
| 05/30/2006 | US7053669 Method for determining the beginning of a second in the signal of a time-signal transmitter |
| 05/25/2006 | US20060109835 Radio-corrected timepiece |
| 05/24/2006 | DE4306473B4 Radiowellen-korrigierter elektronischer Zeitmesser Radio waves-corrected electronic timepiece |
| 05/24/2006 | CN1776547A Multifunctional electric wave clock and its display and voice reporting method |
| 05/17/2006 | CN1774131A Method for providing time information in asynchronous mobile communication system |
| 05/11/2006 | US20060098690 Method for providing time information in asynchronous mobile communication system |
| 05/10/2006 | EP1655644A1 Providing time information in an asynchronous mobile communication system in response to a location registration request |
| 05/04/2006 | WO2006046285A1 Time proof server, terminal, and time proving method |
| 04/19/2006 | CN1252550C Electronic timepiece and electronic machine |
| 04/18/2006 | US7031696 Timekeeper with automatic time setting and time setting method for same |
| 04/18/2006 | CA2304530C Method and device for emitting a time signal |
| 04/06/2006 | WO2006037007A2 Wireless synchronous time system with solar powered transceiver |
| 04/05/2006 | CN1756094A Radio-wave receiver, radio-wave timepieces and radio-wave receiving integrate circuit |
| 03/30/2006 | WO2006000981A3 Method for updating the present time, apparatus using the method and memory to implement the method |
| 03/30/2006 | DE102004043759A1 Verfahren und Schaltungsanordnung zur Durchführung einer Funkübertragung Method and circuit for performing a radio transmission |
| 03/29/2006 | CN1754313A Tuning device and radio-wave corrected timepiece |
| 03/22/2006 | CN1749916A Method for realizing precisino time alignment by computer inserting GPS second pulse signal |
| 03/15/2006 | CN1245671C Electronic device and its receiving control method |
| 03/15/2006 | CN1245670C Electronic clock and watch with electric wave calibration |
| 03/09/2006 | DE102004042200A1 Astronomische Schaltuhr mit automatischer Parametrierung Astronomical time switch with automatic parameterization |
| 03/08/2006 | EP1632823A2 Astronomic time switch with automatic parameterisation |
| 03/02/2006 | DE102004018881B4 Funkgesteuerte Armbanduhr mit Mitteln zum Dekodieren von Signalen von Zeitzeichensendern aus mehreren Zeitzonen Radio controlled watch with means for decoding signals from time signal transmitters from multiple time zones |
| 03/01/2006 | EP1630960A1 Tuning device and radio-wave corrected timepiece |
| 02/16/2006 | DE10362108A1 Radio controllable clock, has minute wheel coupled to hour wheel that includes non-transparent zone to interrupt or reflect intersecting light beam, where hour and minute wheels are driven by single stepper motor |
| 02/15/2006 | CN1242590C Time management device for managing time and synchronizing with other device |
| 02/14/2006 | US6999787 Method for synchronizing the internal clock of a mobile radio terminal with local time |
| 02/14/2006 | US6999381 Electronic device, reception control method for an electronic device, and reception control program for an electronic device |
| 02/08/2006 | CN2757189Y Radio remote control LED digital calendar display screen |
| 01/25/2006 | CN2754128Y Automatic precise correcting universal time and count down clock |
| 01/12/2006 | WO2006002534A1 Rfid sensor tag with on-board processing |
| 01/05/2006 | WO2006000981A2 Method for updating the present time, apparatus using the method and memory to implement the method |
| 12/30/2005 | CA2472809A1 Rfid sensor tag with on-board processing |
| 12/21/2005 | CN1711746A Mobile radio receiver with improved real-time precision |
| 12/21/2005 | CN1710498A Electric-wave clock dynamic timing method |
| 12/21/2005 | CN1710497A Electric-wave clock dynamic timing method |
| 12/14/2005 | EP1604250A1 Radio wave receiver, radio-controlled timepiece and tuning capacitance setting method |
| 12/08/2005 | DE19940114B4 Verfahren und Einrichtung zur Ortszeitanzeige Method and apparatus for local time display |
| 12/07/2005 | CN1705918A Radio controlled clock, electronic device, method for controlling radio controlled clock, and program for controlling reception of radio controlled clock |
| 11/24/2005 | US20050260958 Method for gaining time information and receiver for implementing the method |
| 11/24/2005 | US20050260957 Radio wave reception device and radio wave clock |
| 11/23/2005 | CN1701286A Radio wave receiver, radio-controlled timepiece and tuning capacitance setting method |
| 11/23/2005 | CN1701283A Time correction system, time correction designating unit, pointer type clock, and method for correcting time |
| 11/22/2005 | US6967901 Radio-controlled timepiece and control method for a radio-controlled timepiece |
| 11/17/2005 | WO2005109120A1 Radio-controlled wristwatch with means for decoding signals from time signal transmitters from a number of time zones |
| 11/17/2005 | DE102004019983A1 Real-time clock signal checking device for a mobile phone has a receiver for receiving a reference signal from a base station which is then used to check and adjust the phone's internal time signal |
| 11/10/2005 | DE102004018881A1 Funkgesteuerte Armbanduhr mit Mitteln zum Dekodieren von Signalen von Zeitzeichensendern aus mehreren Zeitzonen Radio controlled watch with means for decoding signals from time signal transmitters from multiple time zones |
| 11/09/2005 | CN1226672C Low-power consumption precise timer and its precision correcting equipment, system and method |
| 11/02/2005 | CN1692316A Radio controlled watch |
| 10/19/2005 | CN1684010A Receiver circuit for radio clock and method for operating receiving circuit |