Patents
Patents for H04M 19 - Current supply arrangements for telephone systems (7,475)
09/2008
09/12/2008WO2008109194A1 Wireless headset with proximity sensor
09/11/2008US20080220827 Generator and communication device using the same
09/11/2008DE19947612B4 Drahtloses Bildtelefon mit Umgebungslichtsensor Wireless video door phone with ambient light sensor
09/10/2008EP1966985A1 Network edge telephony device with audio message insertion
09/10/2008CN201114211Y Negative-pressure intelligent current-feed circuit
09/10/2008CN101262536A A realization method and device for ring current and magnetic ring signal
09/09/2008US7424272 Foldable portable cellular phone
09/04/2008DE102008006702A1 Fernzugriffssystem Remote access system
09/03/2008EP1486820B1 Mobile equipment having imaging function
09/03/2008CN100417160C Folding communication terminal and display control method therefor
08/2008
08/28/2008US20080204266 Method and Device For Implementing Vibration Output Commands in Mobile Terminal Devices
08/27/2008EP1962484A1 Audio processing apparatus
08/27/2008CN101252629A Power supply device, signal output apparatus and power supply method
08/27/2008CN100414947C Cellular phone and incoming call reception informing method
08/21/2008DE102007008332A1 Verfahren zum Abspielen einer Sounddatei auf einem Empfänger-Mobiltelefon mittels eines Sender-Mobiltelefons sowie Computerprogrammprodukt A method of playing a sound file on a recipient's mobile phone via a transmitter mobile phone and computer program product
08/20/2008EP1959654A1 Mobile wireless communication handset with sound mixer and methods therefor
08/20/2008EP1958423A1 Persistent tactile event notification
08/20/2008CN100413214C Differential input stage for electronic equipment, comprising means for reducing interference caused by a voltage or current in common mode
08/13/2008EP1956815A1 Communication terminal and method for playing the rbt when calling
08/13/2008CN101242597A Method and device for automatically selecting scenario mode according to environmental noise method on mobile phone
08/13/2008CN100410670C Method for measuring resistance of user line interface circuit
08/12/2008US7412041 Mobile communications terminal and method
08/07/2008WO2008094209A1 Methods for storing an alert file by converting the alert file to a lower complexity file format and using the converted alert file to generate an alert and related electronic devices and computer program products
08/07/2008WO2008092467A2 Lighting and ringing telephone sockets
08/06/2008CN101238711A Method and device for embedding event notification into multimedia content
08/05/2008US7409233 System and method for providing location-based responses
07/2008
07/31/2008DE102007033162A1 Hardware configuration for connecting e.g. media player, to vehicle, has connection element movable by deflection force from original position into plug-in position, where force is produced by movement of mobile terminal
07/30/2008CN101232656A Device and method for controlling power supply in communication system
07/30/2008CN101232548A Method of power feeding for telecommunication access network
07/30/2008CN101232384A Method and device for testing switch with Ethernet power supply function
07/24/2008WO2008087472A1 System and method for transmission of an alert via broadcast
07/23/2008CN100405803C System to provide sounds
07/22/2008US7403600 Person to person telephone services
07/16/2008EP1943828A2 Sealing current terminator for inhibiting oxidation and methods therefor
07/15/2008US7400882 Method for providing a subscriber-based ringback tone sound stored in a mobile exchanger
07/08/2008US7397913 Telephone apparatus for stabilizing call in no power operation mode and method for controlling the same
07/08/2008US7397908 System and method for telephone operation in quiet mode
07/03/2008WO2008078205A1 Ring tone visualizer
07/02/2008EP1938572A1 A method and apparatus for customizing an audio file in a mobile device
07/02/2008EP1502428B1 Mobile terminal device comprising vibrating component having light effects
07/02/2008EP1221254B1 Method for signalling calls and communications terminal
07/02/2008CN101212705A Asynchronous audio transmission method and device
06/2008
06/26/2008US20080153555 Portable terminal device
06/25/2008EP1936941A1 System and method for controlling an alarm for an electronic device
06/25/2008EP1936929A1 Haptic generation method and system for mobile phone
06/25/2008CN101207871A Mobile terminal and method for playing music ring
06/25/2008CN101207648A Control apparatus using vibration device in vehicle to convey car telephone incoming call information
06/24/2008US7392066 Volume control system and method for a mobile communication device
06/18/2008EP1932332A1 Method and device for testing the function for inverting the polarity on a subscriber connection line comprising several wires
06/18/2008EP1932140A2 Methods and systems for providing haptic messaging to handheld communication devices
06/18/2008CN101202933A Communication equipment, advanced interlayer card and supply power providing method thereof
06/18/2008CN101202788A Method for playing colorful ringing tone by early medium technique
06/12/2008WO2008070725A1 Power system for a telecommunications network
06/12/2008US20080137835 Method for Calculating Availability for Line Power Systems
06/12/2008CA2671124A1 Power system for a telecommunications network
06/10/2008US7385642 Camera portable telephone including LEDs used for both a camera flash and call notification of an incoming call
06/05/2008US20080129531 Mobile communication terminal
06/05/2008DE202008003375U1 Unterputznetzgerät mit USB-Steckverbindungsanschluss Concealed Power Supply with USB connector port
06/04/2008EP1928162A1 Method and medium for analyzing environment of device and device using the same
06/04/2008EP1584003B1 Power supply circuit in addition to communications equipment comprising a power supply circuit
06/04/2008CN101193370A Prompt adjusting and control method
06/04/2008CN101193177A Prompt, adjusting and control device
06/04/2008CN101192844A Remote information processing terminal machine
06/04/2008CN100393079C Adaptable line driver interface for digital telephone systems
06/03/2008US7383068 Collapsible mobile communication terminal device
06/03/2008US7383059 Portable terminal device and communications device system wherein the device is used
05/2008
05/29/2008US20080125185 Integrated mobile phone ring scheduler
05/28/2008EP1926296A1 Apparatus, and associated method, for alerting a user of a mobile station of a received message
05/22/2008WO2008058899A1 Vibration system
05/22/2008WO2008058870A1 Vibration generator
05/21/2008DE102006031930B4 Konfigurationsschaltung für ISDN-Schnittstellen Configuration circuit for ISDN interfaces
05/20/2008CA2277643C Power feeding system for telephone terminal in lan
05/15/2008DE102006053422A1 Vibrationssystem Vibration System
05/15/2008DE102006053421A1 Vibrationsgenerator Vibration generator
05/14/2008EP1920589A1 Apparatus for position-dependent control
05/14/2008EP1695303A4 Fashion accessory with wireless signal alerting device
05/14/2008CN101179618A Incoming call prompting method for terminal
05/14/2008CN101179400A Electronic equipment with independent power supply unit
05/13/2008US7373120 Mobile communication terminal
05/08/2008US20080109821 Notification of Events Using Mms in a Portable Communication Device
05/07/2008EP1919179A1 Method and system for implementing interconversion between ring back tone and ringing tone
05/07/2008EP1917798A1 Method and device for embedding event notification into multimedia content
05/07/2008CN100387079C Dynamic back lighting method for mobile communication terminal
05/06/2008US7369880 Mobile phone apparatus
05/06/2008US7369566 Method and system for DSL power saving
04/2008
04/30/2008DE102007049808A1 Vibration device for e.g. mobile telephone, has magnetic circuit unit with outer circumferential surface that is arranged with ring-like opening, and recesses providing connection between hollow spaces in housing
04/30/2008DE102006051133B3 House installation, has residence stations and door station that are attached to bus and are switched-off in response to door opener signal in base with respect to energy supply of bus
04/30/2008CN201054713Y Mobile communication outdoor small base station power in system
04/29/2008US7366529 Communication network terminal supporting a plurality of applications
04/23/2008CN101166207A A plug access ringtone detection device
04/22/2008US7363042 Cell phone muting override system
04/22/2008US7362841 Digital access arrangement circuitry and method for connecting to phone lines having a DC holding circuit with switchable DC termination impedance
04/17/2008WO2008043290A1 Advanced telecommunications architecture system power management control method and device
04/17/2008US20080089511 Method, apparatus and program for providing user-selected alerting signals in telecommunications devices
04/16/2008EP1912338A2 Power consumption control method and apparatus for a communication system subscriber unit
04/15/2008US7359714 Context-aware and location-aware cellular phones and methods
04/15/2008US7358703 Universal serial bus charger for a mobile device
04/11/2008CA2564097A1 Ring control circuit based on ring pattern discrimination
04/10/2008DE202007016363U1 Handyhülle zum Aufladen mit Solarenergie Phone Case for charging with solar energy
04/08/2008CA2468153C Method for setting up theme pictures and ringing tones of a mobile telecommunication terminal
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