Patents
Patents for H04M 1 - Substation equipment, e.g. for use by subscribers (168,223)
04/2001
04/24/2001US6223034 Apparatus and method for mobile communications
04/24/2001US6223033 Thin film cylindrical antenna for use in a test station
04/24/2001US6223029 Combined mobile telephone and remote control terminal
04/24/2001US6223026 Prepaid mobile subscriber identification card and method implemented thereby
04/24/2001US6222922 Loop current monitor circuitry and method for a communication system
04/24/2001US6222921 Method and apparatus for displaying an electronic phonebook
04/24/2001US6222917 Method and apparatus for providing a directory number to a call-processing device in a communications network
04/24/2001US6222915 Method for providing telecommunications-based services
04/24/2001US6222913 Method and apparatus for displaying caller information during call switching in private branch exchange
04/24/2001US6222909 Audio note taking system and method for communication devices
04/24/2001US6222908 Method and device for identifying a specific patch cord connector as it is introduced into, or removed from, a telecommunications patch system
04/24/2001US6222857 Technique for handling undesired data over a limited bandwidth channel
04/24/2001US6222837 Internet service via ISDN
04/24/2001US6222520 Information display for a visual communication device
04/24/2001US6222466 Apparatus and a method for keyboard encoding
04/24/2001US6221526 Auxiliary power source device for portable electronic instrument
04/24/2001CA2230692C One-button intelligent cti dialler
04/24/2001CA2229838C Method and apparatus for browsing the internet with a telecommunications device
04/24/2001CA2229424C Circuit to improve transducer separation in handsfree telephone
04/22/2001CA2318588A1 Impedance blocking filter circuit
04/19/2001WO2001028287A1 Optical microphone portable telephone
04/19/2001WO2001028264A1 Wireless phone/data jack using 49 mhz rf technology
04/19/2001WO2001028215A1 Digital multi-line telephone jack
04/19/2001WO2001028214A1 Identification of participant in a teleconference
04/19/2001WO2001028204A1 Telephone capable of playing music
04/19/2001WO2001028203A1 A portable telecommunication device
04/19/2001WO2001028202A1 A portable telecommunication device
04/19/2001WO2001028201A1 Method, system and accessory device for integration of cellular telephone and audio playback device
04/19/2001WO2001028200A1 Method and apparatus for transmitting dtmf signals employing local speech recognition
04/19/2001WO2001028199A1 A portable device
04/19/2001WO2001028198A1 Portable telecommunication device
04/19/2001WO2001028197A1 Portable telecommunication device
04/19/2001WO2001028196A1 Self-sealing accessible container
04/19/2001WO2001028195A1 Cellular telephone, personal digital assistant, and pager unit with capability of short range radio frequency transmissions
04/19/2001WO2001028194A1 Multiple mode wireless telephone
04/19/2001WO2001028193A1 A portable device
04/19/2001WO2001028192A1 Radio communications device
04/19/2001WO2001028191A1 Communication device
04/19/2001WO2001028190A1 Radio communications device
04/19/2001WO2001028189A1 Electronic hand-held device comprising a keypad
04/19/2001WO2001028112A1 Wireless phone/data jack using 900 mhz rf technology
04/19/2001WO2001028110A1 Handfree portable wireless telephone system for receiving signals from outer source
04/19/2001WO2001028108A1 Method and device for conserving power in a cdma mobile telephone
04/19/2001WO2001028095A1 A bidirectional bipolar transistor switch arrangement
04/19/2001WO2001027895A1 Combined wireless telephone and remote controller with voice commands
04/19/2001WO2001027783A1 System and methods for accessing internet information using internet appliances
04/19/2001WO2001027734A1 A portable device
04/19/2001WO2001003405A8 Communication earpiece without impulse and high frequency noise
04/19/2001DE19951219A1 Mobile telephone comprises key containing integrated LCD and main display for displaying selectable functions
04/19/2001DE19951218A1 Control or operating element, especially pushbutton for electrical device, such as mobile-phone or laptop, displays active sign or function through transparent cover plate
04/19/2001DE19950387A1 Automatic reading of bar coded telephone number, facsimile number and E-mail address
04/19/2001DE19949540A1 Communications device and/or customer data transmission method provides connection between 2 communications devices before transferring data held in memory of one device to memory of other device
04/19/2001DE19949532A1 Telephone answering device for analogue telecommunications terminal identifies caller number for storage together with date and time of incoming call
04/19/2001DE19949339A1 Verfahren und Anordnung zur Verminderung der Belastung eines Mobiltelefon-Benutzers durch elektromagnetische Strahlung im Funkwellenbereich Method and apparatus for reducing the load on a mobile phone user by electromagnetic radiation in the radio waveband
04/19/2001DE19948098A1 ISDN-Gerät mit "Plug-and-Play"-Funktion, Verfahren zum Abspeichern einer "Multiple Subscriber Number" in dem ISDN-Gerät und Verwendung eines ISDN-Geräts zur Durchführung dieses Verfahrens ISDN device with "Plug and Play" function, method for storing a "Multiple Subscriber Number" in the ISDN device and use an ISDN device for implementing said method
04/19/2001DE19948090A1 Verfahren zum Anschliessen eines Endgerätes an eine Telekommunikationsanlage sowie zugehörige elektronische Baueinheiten Method for connecting a terminal to a telecommunications system and associated electronic assemblies
04/19/2001DE19943062A1 Listening device for mobile telephone has loudspeaker for direct connection to suitable mobile telephone interface and mounted in separate housing with supporting feet and clasp
04/19/2001DE19941880A1 Verfahren und Vorrichtung zur Vermessung eines Funkweges Method and apparatus for measuring a radio path
04/19/2001DE19918382A1 Erstellen eines Referenzmodell-Verzeichnisses für ein sprachgesteuertes Kommunikationsgerät Creating a reference model directory for a voice-activated communications device
04/19/2001CA2387039A1 System and methods for accessing internet information using internet appliances
04/18/2001EP1093317A1 Method for establishing an emergency call from a mobile phone
04/18/2001EP1093314A1 Chip card with gaming function for mobile telephones
04/18/2001EP1093287A2 Electronic device having multiple functions
04/18/2001EP1093285A2 Telecommunications system with active database
04/18/2001EP1093284A2 Method and apparatus for cancelling echo
04/18/2001EP1093277A2 Maintaining an off-hook condition in a line powered DAA during a call bridge
04/18/2001EP1093276A2 Startup procedure for international line powered DAA
04/18/2001EP1093275A2 Selective caller ID blocking
04/18/2001EP1093274A2 Hinge structure for collapsible portable phone
04/18/2001EP1093248A1 Symbol synchronisation in a DMT system with crosstalk interference
04/18/2001EP1093234A1 Method and apparatus for reducing the rf radiation exposure of a mobile telephone user
04/18/2001EP1093139A2 Foldable pushbutton-input device
04/18/2001EP1093102A1 Device controller working at frequencies of portable telephones
04/18/2001EP1092331A1 Method for operational changes authorization on a mobile phone
04/18/2001EP1092315A1 Dedicated speed-dial pre-paid telephone calling card
04/18/2001EP1092311A1 Telephone directory management system having wireless telephone interface capability
04/18/2001EP1092310A1 Module for mobile terminals
04/18/2001EP1092309A1 Method, apparatus and system for pixel control of a remote display on a remote telephony device
04/18/2001EP1092291A1 Transmission of data by ultrasound
04/18/2001EP1092284A1 Method for unobtrusive interception of satellite communication
04/18/2001EP1092191A1 System and method for one-touch e-mail reply
04/18/2001EP0879528B1 Telecommunications networks
04/18/2001CN2427033Y Acoustic conductive tube anti-radiation earphone
04/18/2001CN1292195A 通信终端 Communication terminal
04/18/2001CN1292194A Mobile telephone with loudspeaker
04/18/2001CN1292163A Method and apparatus for communicating battery pack information
04/18/2001CN1291852A Device and method for controlling sound volume of automatic receiver of hand radio telephone set
04/18/2001CN1291851A System and method of mobile radio communication of position limited mobile station
04/18/2001CN1291836A Method for building-up intelligent domestic telephone management system
04/18/2001CN1064808C Self-diagnostic system for cellular-transceiver systems
04/18/2001CN1064807C Method of calling respectively revious portable units in radiophone system
04/18/2001CN1064801C Telephone answering and recording unit capable of switching on-line
04/17/2001US6219732 Apparatus and method for wireless communication between a host and a selectively removable module electrically connected to the host
04/17/2001US6219696 System for providing targeted internet information to mobile agents
04/17/2001US6219560 Modular mobile communication system
04/17/2001US6219545 Telecommunications system and a cordless access subsystem
04/17/2001US6219533 Portable telephone support with a tilting member
04/17/2001US6219527 Radio apparatus in which slackening is prevented as regards a cable connected to an antenna
04/17/2001US6219419 Sticker shielding against electromagnetic wave
04/17/2001US6219411 Personal computer assisted multiple line access