| Patents for H04M 19 - Current supply arrangements for telephone systems (7,475) |
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| 04/26/2006 | EP0944995B1 Ring-trip circuit and method |
| 04/26/2006 | CN1765110A Collapsible mobile communication terminal device |
| 04/26/2006 | CN1765043A Vibration-generating device and electronic apparatus using the same |
| 04/25/2006 | US7035675 Method for storing and reproducing ring tone melodies of mobile phones and system thereof |
| 04/20/2006 | WO2006026622A3 Distinctive ring tones prompted by call urgency and context |
| 04/20/2006 | US20060084394 Visualization supplemented wireless wireless mobile telephony |
| 04/20/2006 | DE202006000382U1 Handy battery-charging station for cell phone, has housing with cavities, where lower part of housing is provided for reception of load plug, and cavities for reception of battery-charger including batter-charger leads |
| 04/20/2006 | DE102004049692A1 Vorrichtung zum Umschalten eines Telekommunikations-Endgerätes, Verwendungen und Verfahren An apparatus for switching a telecommunication terminal, uses and methods |
| 04/19/2006 | EP1222803B1 An arrangement in a subscriber line interface circuit |
| 04/19/2006 | CN1253036C Portable mobile unit |
| 04/18/2006 | US7031464 Ring relay control unit for foreign exchange station |
| 04/18/2006 | US7031463 Resistive feed rail generation in a power supply |
| 04/18/2006 | US7030733 Power supply for phantom-feed LAN connected device using spare-pair powering |
| 04/13/2006 | US20060079243 Telephone system and method for selectively ringing a portable phone based on the self-detected geographical position of the portable phone |
| 04/13/2006 | DE19818287B4 Klingelton-Steuervorrichtung für ein Telefon Ringtone control apparatus for a telephone |
| 04/13/2006 | DE102004047765A1 Spannungsversorgungsanordnung und Verfahren zum Betriebe einer solchen Power supply arrangement and method for companies such |
| 04/12/2006 | EP1645104A1 Method and apparatus for changing and pushing a sound source of a supplementary service using a ring back tone on calling |
| 04/12/2006 | CN1758793A Battery division operation on/off device and method of mobile communication terminal |
| 04/12/2006 | CN1251174C Sound source circuit and telephone terminal comprising thereof |
| 04/11/2006 | US7027983 System and method for generating an identification signal for electronic devices |
| 04/11/2006 | US7027840 Method and apparatus of muting an alert |
| 04/11/2006 | US7027594 System and method for cooling of network interface device |
| 04/11/2006 | US7027587 System and method for deriving sealing current |
| 04/11/2006 | US7026914 Selective calling receiver and method of switching alert operation thereof |
| 04/06/2006 | US20060072741 Method and system for providing DC power on local telephone lines |
| 04/05/2006 | EP0909501B1 An arrangement for controlling subscriber interface circuits |
| 04/04/2006 | US7024229 Mobile terminal device to controlling incoming call notifying method |
| 04/04/2006 | US7023985 Circuit for electronically generating a call impedance |
| 04/03/2006 | WO2006037850A1 Method for forming an audiovisual call identifier, a mobile communication device and a call identifier |
| 03/29/2006 | EP1142280B1 Voltage and current protection arrangement for a telephone subscriber line interface circuit |
| 03/29/2006 | CN1753444A Method for producing ringing sound |
| 03/29/2006 | CN1753443A Device for producing ringing sound |
| 03/29/2006 | CN1753414A Call incoming prompting mode changing method for portable terminal |
| 03/29/2006 | CN1248527C Mobile telephone set and control method |
| 03/29/2006 | CN1248480C Communication device |
| 03/28/2006 | US7020498 Portable telephone |
| 03/28/2006 | US7020497 Programming multiple ringing tones of a terminal |
| 03/28/2006 | US7020271 Ring control device |
| 03/23/2006 | US20060061928 Line powering of auxiliary equipment |
| 03/22/2006 | CN1751337A Mobile telecommunication apparatus comprising a melody generator |
| 03/21/2006 | US7016705 Reducing power consumption in a networked battery-operated device using sensors |
| 03/16/2006 | WO2006027415A1 Data processing means and method for generating music |
| 03/15/2006 | EP1634437A1 Imaging apparatus with communication function, image data storing method and computer program |
| 03/15/2006 | EP1504510A4 Remote enclosure systems and methods of production thereof |
| 03/15/2006 | EP1120918B1 Power saving circuit in mobile terminal with control of the display dependent on the state of operation |
| 03/15/2006 | CN2765408Y Ring current signal generating circuit |
| 03/15/2006 | CN1747580A Power-supply system of cell phone |
| 03/14/2006 | US7013399 Power supply apparatus to detect power failure and use signaling voltages to issue network alert |
| 03/14/2006 | US7013003 Location-based forwarding |
| 03/09/2006 | WO2006026622A2 Distinctive ring tones prompted by call urgency and context |
| 03/09/2006 | US20060050448 Power supply circuit in addition to communications equipment comprising a power supply circuit |
| 03/09/2006 | DE10341549B4 Verfahren und Schaltungsanordnung zur Bestimmung einer in einem Zeitraum verbrauchten Ladung bei Mobilgeräten Method and circuit for determining a period spent in a charge to mobile devices |
| 03/09/2006 | DE102005033446A1 Wiederaufladevorrichtung für einen Mobiltelefon-Akku Recharger for mobile phone battery |
| 03/09/2006 | DE102004021341B4 Cordless communications system for mobile radio links has a digital enhanced cordless telecommunications radio supply range, a cordless base station, a mobile part and a load shell |
| 03/09/2006 | DE102004010878B4 Vorrichtung und Verfahren zum Liefern einer Signalisierungsmelodie Apparatus and method for providing a signaling melody |
| 03/09/2006 | CA2577048A1 Distinctive ring tones prompted by call urgency and context |
| 03/08/2006 | EP1145385B1 Jack assembly |
| 03/08/2006 | CN2764074Y Mobile telephone set capable of automatically adjusting standby ring volume |
| 03/07/2006 | US7010120 Method for adjusting a ringing signal current in a subscriber line and circuit arrangement |
| 03/02/2006 | WO2006021299A1 Method and device for transmitting chargeable data to mobile terminals |
| 03/02/2006 | WO2005117518A3 Controlling the appearance of a hand-portable electronic device |
| 03/02/2006 | DE10028839B4 Verfahren und Vorrichtung zur Verlängerung der Nutzungsdauer eines schnurlosen Telefons während eines Stromausfalls Method and apparatus for extending the useful life of a cordless telephone during a power outage |
| 03/01/2006 | EP1629660A2 Power ramp-up in a line-powered network element system |
| 03/01/2006 | EP1629658A2 Line powered network element |
| 03/01/2006 | EP1629447A2 Input voltage sense circuit in a line powered network element |
| 03/01/2006 | EP1629354A2 Function for controlling line powered network element |
| 03/01/2006 | EP1629353A2 Element management system for managing line-powered network elements |
| 03/01/2006 | EP1410237A4 Method and apparatus to reduce processing requirements for the playback of complex audio sequences |
| 03/01/2006 | EP1216572B1 An arrangement and a method relating to power supply in a communications network |
| 03/01/2006 | EP1083664B1 Power consumption control method and apparatus for a communication system subscriber unit |
| 02/28/2006 | US7006622 Method and apparatus for producing ringing tones in a communication device |
| 02/23/2006 | WO2005122138A9 Cellular automata music generator |
| 02/23/2006 | WO2005052875A3 Fashion accessory with wireless signal alerting device |
| 02/23/2006 | US20060040643 Mobile communication method and device for playing an audio file at a remote communication device |
| 02/23/2006 | DE202005020090U1 Adapter for a mobile telephone has an internal board built into a casing for charging a mobile telephone, an electrical connection, a plug-in base and a telephone handset |
| 02/23/2006 | DE202005019950U1 Protective box for mobile telephone charger has body with suitable interior arrangement for protecting battery charger and cable, matching respective battery charger in shape and furthermore only designed to accommodate battery chargers |
| 02/23/2006 | DE10240815B4 Verfahren zum Einstellen eines Rufsignalstroms in einer Teilnehmerleitung und Schaltungsanordnung The method of adjusting Rufsignalstroms in a subscriber line and circuit |
| 02/23/2006 | DE102005036225A1 Verfahren zur endgerätgestützten Koordinierung von Klingeltönen Method for terminal-based coordination of ringtones |
| 02/22/2006 | EP1627536A2 Communication device with history based alerts and method therefor |
| 02/22/2006 | EP1243125B1 A subscriber line interface circuit |
| 02/22/2006 | CN1739074A Power supply circuit and communications equipment comprising a power supply circuit |
| 02/21/2006 | US7003089 Splitter for analog telephone signal and digital data |
| 02/21/2006 | US7003023 Digital isolation system with ADC offset calibration |
| 02/16/2006 | WO2006016206A1 Improved mobile communications terminal and method |
| 02/16/2006 | WO2005120036A3 Device and method for transmission of data over a telephone line |
| 02/16/2006 | WO2004107772A3 Communication device with history based alerts and method therefor |
| 02/15/2006 | EP1626559A2 Mobile communication terminal and method for controlling operation thereof |
| 02/15/2006 | EP1625490A2 Instant messaging sound control |
| 02/15/2006 | CN2759073Y Switching circuit apparatus connected with external and internal wire mode |
| 02/15/2006 | CN1736116A System and method for providing multimedia messaging service (MMS) ringing images on mobile calls |
| 02/15/2006 | CN1736087A Portable electronic device comprising an environment-adaptable interface |
| 02/14/2006 | US6999757 Telephone system and method for selectively ringing one or more land phones or portable phones based on the self-detected geographical position of a portable phone |
| 02/14/2006 | US6999731 Control of an alert mechanism by communication of an event-associated command |
| 02/14/2006 | US6999571 Device and method for playing a ring signal based on a mediate ring information in a communication apparatus |
| 02/10/2006 | CA2670660A1 Terminal-coordinated ringtones |
| 02/09/2006 | US20060030372 Ring tone production method for mobile terminal |
| 02/09/2006 | US20060029202 Mobile communications terminal and method |
| 02/09/2006 | DE102004014449B4 Verfahren zur Widerstandsmessung für eine Teilnehmeranschlussschaltung mittels einer Schutzschaltung Method to measure the resistance of a subscriber line interface circuit means of a protective circuit |
| 02/08/2006 | EP1624653A1 Ring tone reproduction method for mobile terminal |
| 02/08/2006 | EP1624651A2 Portable communication terminal and ringtone volume control method |