| Patents for H04M 19 - Current supply arrangements for telephone systems (7,475) |
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| 11/02/2011 | CN101394439B Method and terminal for automatically controlling vibration strength of terminal |
| 11/01/2011 | US8050390 Device and a method for feeding electric devices from a telephone line |
| 10/26/2011 | EP2381664A2 Systems and methods of synchronizing ring tone cycles and delivery of DTMF tones |
| 10/26/2011 | EP1850498B1 Method and system for extending signal transmission distance in asymmetric digital subscriber line |
| 10/26/2011 | CN202019392U 电话振铃控制器 Phone ringing Controller |
| 10/26/2011 | CN101631028B Time-sharing starting method and time-sharing starting device of communication system |
| 10/25/2011 | US8045968 Method for forming an audiovisual call identifier, a mobile communication Device and a call identifer |
| 10/19/2011 | EP2378755A1 Method and apparatus for modifying notification settings on a mobile electronic device |
| 10/19/2011 | EP1206871B1 Telephone terminal apparatus and communication method |
| 10/18/2011 | CA2420779C Handset personalisation |
| 10/13/2011 | DE102010014585A1 Loading station of house interphone, has functional keys with call acceptance and door opening functions, that are provided on loading shell and illuminated in specified manner |
| 10/12/2011 | EP2375710A1 Cellular mobile telephone apparatus and method for transmitting a response message to an incoming call |
| 10/12/2011 | EP2374195A2 Unit for charging a battery of a portable electric device |
| 10/11/2011 | US8036391 Automatic adjustments of audio alert characteristics of an alert device using ambient noise levels |
| 10/05/2011 | EP2113105B1 Temporary notification profile switching on an electronic device |
| 09/29/2011 | US20110237135 Jack assembly |
| 09/22/2011 | WO2011087599A3 Methods and communication devices configurable for silence mode and exceptions to the silence mode |
| 09/21/2011 | CN201986021U 无绳电话 Cordless Phone |
| 09/21/2011 | CN1619641B Tone generator device and portable phone using the same, and method for driving light emitting elements |
| 09/14/2011 | EP1743490B1 Powered patch panel |
| 09/07/2011 | CN201966974U 一种电话机用节电装置 A telephone with a power-saving device |
| 08/31/2011 | EP2362626A1 Telephone equipment powering a network node |
| 08/31/2011 | EP2362616A1 Line indication |
| 08/24/2011 | EP2360903A1 Telephone access device and channel driving method |
| 08/24/2011 | EP1267323B1 Portable telephone |
| 08/24/2011 | CN1379950B Method for signalling calls and communications terminal |
| 08/24/2011 | CN102165758A Method and apparatus for connecting AC powered switches, current sensors and control devices via two way IR, fiber optic and light guide cables |
| 08/24/2011 | CN102164203A Information processing device and method and program |
| 08/18/2011 | WO2011098978A1 Methods, apparatuses and computer program products for setting the most played items of media data as ringtone alerts |
| 08/16/2011 | US8000752 Portable terminal device |
| 08/10/2011 | EP2355537A1 Error correction for DTMF corruption on uplink |
| 08/10/2011 | EP2355536A1 System and method for the synchronized transmission of tone sequences |
| 08/10/2011 | EP2266307B1 Method and device for creating a media signal |
| 08/09/2011 | US7993143 Powered patch panel |
| 08/09/2011 | CA2559422C Method, system and apparatus for controlling a network interface device |
| 08/03/2011 | CN102144385A Setting phone profiles using calendar availability status |
| 08/03/2011 | CN102143274A Folding communication terminal and display control method therefor |
| 07/28/2011 | WO2011089496A1 Regulating alerts generated by communication terminals responsive to sensed movement |
| 07/27/2011 | CN102137206A Current source for externally connected phone machine in video terminal |
| 07/27/2011 | CN101299788B Central power supply, pull far complicant integration group network |
| 07/26/2011 | US7986976 Vibrating wireless headset for wireless communication devices |
| 07/21/2011 | DE112006003291B4 Ein DSL-Modem und ein Verfahren zum Bereitstellen von Betriebsleistung dafür A DSL modem and a method for providing operating power for |
| 07/20/2011 | CN1694476B Testing method of line equipment containing mixed circuit and line equipment |
| 07/13/2011 | CN1820488B Wireless hands-free system with silent user signaling |
| 06/29/2011 | CN101242597B Method and device for automatically selecting scenario mode according to environmental noise method on mobile phone |
| 06/28/2011 | US7970618 Content distribution server for distributing content frame for reproducing music and terminal |
| 06/22/2011 | EP1634437B1 Imaging apparatus with communication function, its operating method and computer program. |
| 06/22/2011 | CN201878243U DC/DC converter for obtaining stable low voltage and telephone power supply circuit |
| 06/22/2011 | CN102104669A Intelligent incoming call informing system and method |
| 06/22/2011 | CN101394453B Power source noise model establishing method and apparatus thereof |
| 06/21/2011 | US7966034 Method and apparatus of synchronizing complementary multi-media effects in a wireless communication device |
| 06/16/2011 | DE102009057913A1 Method for upgrading telephonic background ring by another different freely selectable audio data, involves upgrading ring by new primary switching technology, and automatically selecting dial number by dialer by useful information |
| 06/15/2011 | CN101385055B An alert management apparatus and a method of alert management therefor |
| 06/08/2011 | EP2330807A1 Method and electronic device for improving communication quality based on ambient noise sensing |
| 06/08/2011 | EP2329638A1 Method and apparatus for connecting ac powered switches, current sensors and control devices via two way ir, fiber optic and light guide cables |
| 05/31/2011 | US7953454 Wireless hands-free system with silent user signaling |
| 05/31/2011 | US7953453 Integrated mobile phone ring scheduler |
| 05/26/2011 | WO2011062922A1 System and method of haptic communication at a portable computing device |
| 05/26/2011 | US20110124367 Mobile electronic communication device with lights to indicate received messages |
| 05/26/2011 | US20110123017 System and method for providing particularized audible alerts |
| 05/25/2011 | EP2324621A1 Methods and devices for providing a ring signal to a called party terminal |
| 05/25/2011 | EP2140675B1 Remote powered node |
| 05/25/2011 | EP2123004B1 System and method for transmission of an alert via broadcast |
| 05/25/2011 | CN1535457B Telephone terminal apparatus |
| 05/25/2011 | CN101232548B Method of power feeding for telecommunication access network |
| 05/24/2011 | US7949125 Method and apparatus for transmitting signaling tones over a packet switched network |
| 05/11/2011 | EP1687783B1 Method and device for generating an alert signal based on a sound metric for a noise signal |
| 05/11/2011 | CN201830326U Automatic calling and answering control device of digital strong motion instrument |
| 05/11/2011 | CN1956483B Mobile phone intelligent bell system and its application method |
| 05/04/2011 | CN101425907B General purpose hardware platform, corresponding architecture system |
| 04/27/2011 | EP2315418A1 Mobile phone and incoming alerting system |
| 04/27/2011 | EP2314062A1 Power saving technique for telephony access networks |
| 04/27/2011 | EP2314061A1 Power booster for cable systems |
| 04/27/2011 | CN201813453U Power supply peripheral circuit used for special user interface circuit chip |
| 04/27/2011 | CN102035958A Plain old telephony service (POTS) call processing equipment, system and method |
| 04/20/2011 | EP2312818A1 Portable electronic device and method for notifying state of same |
| 04/20/2011 | CN101350934B Control method for secondary charging of net element equipment based on network management system |
| 04/20/2011 | CN101009733B A method, device and terminal for providing the ringtone |
| 04/14/2011 | DE202009016643U1 Ladekonsole zur Aufnahme einer Kommunikationseinrichtung, insbesondere eines Telefons oder eines Pocket-PCs Charging unit for receiving a communication device, in particular a telephone or a pocket PC |
| 04/13/2011 | CN1937668B Method for converting frequency-modulated music into mobile communication terminal caller ring tone and its terminal |
| 04/13/2011 | CN1921515B Portable telephone set having content reproduction function and content reproducing method thereof |
| 04/07/2011 | WO2011041535A1 Self adapting haptic device |
| 04/07/2011 | WO2011039326A2 Device for supplying electric power to a mobile telecommunication equipment, and portable equipment using the same |
| 04/06/2011 | EP2306694A1 Control method, system and equipment for playing coloring ring back tone service |
| 04/06/2011 | CN102006376A Power transmission method, interface method and i/o interface circuit |
| 04/06/2011 | CN102005903A Digital current equalizing method of power source module, power source module and communication equipment |
| 04/05/2011 | CA2508242C Handheld computing device with power-saving notification |
| 03/31/2011 | WO2011036379A1 Method for configuring the ringtone of a terminal and device suitable for implementing said method |
| 03/31/2011 | US20110077049 Mobile phone with music reproduction function, music data reproduction method by mobile phone with music reproduction function, and the program thereof |
| 03/31/2011 | DE102008030949B4 Signalerzeugung mit Mobilfunkendgeräten Signal generation with mobile terminals |
| 03/30/2011 | EP2301229A1 Developing a notification framework for electronic device events |
| 03/30/2011 | EP2301227A1 Communication device with orientation indication of receipt of communication signal |
| 03/30/2011 | CN201781522U Light-operated ringing device of telephone set |
| 03/24/2011 | US20110069824 Telephone call screening and routing device and related method |
| 03/23/2011 | EP2299674A1 Voice over internet protocol telephone system and method |
| 03/23/2011 | EP2299662A1 Mobile communication terminal with programmable lighting sequences |
| 03/23/2011 | CN101990039A User side power consumption control method and device for hand-free telephone |
| 03/22/2011 | USRE42237 Active mode line voltage regulator for ringing subscriber line interface circuit |
| 03/16/2011 | CN201766647U IP telephone set with backup power supply |
| 03/15/2011 | CA2480998C Intelligent ringtones |