Matches 51 - 100 out of 166 < 1 2 3 4 >
Match Document Document Title
6236649 Method for controlling direct call between mobile subscriber terminals in mobile communication system  
A method for controlling a direct call between mobile subscriber terminals in a mobile communication system includes the steps of: successively transmitting paging packets, from an originating...
6166694 Printed twin spiral dual band antenna  
The present invention overcomes the above-identified deficiencies in the art by providing a miniature, built-in dual band antenna which is suitable for use in future compact mobile terminals....
6157845 Operating mobile stations of wireless communication systems in multiple modes by external control  
A method and device are provided for of supporting a plurality of mobile station operation modes in a wireless communication system by user control. Presently, communication protocols exist for...
6151333 Data/voice/fax compression multiplexer  
A data multiplexing network is described which multiplexes a plurality of asynchronous data channels with an asynchronous data stream representing compressed voice signals and/or facsimile signals...
6138028 Method and radio station for the transmission of data by way of a GSM mobile radio network  
Method and radio station for transmitting information via a GSM mobile radio network. When information, in particular packetized data, is being transmitted via a GSM mobile radio network, the...
6097700 Packet switched radio channel congestion control  
A method and system for controlling congestion on a packet switched radio channel (PRCH) is disclosed. A PRCH congestion control function determines if the average time delay for packet calls on...
6091960 Method for paging mobile stations  
A method for paging mobile stations in a communication system with a packet data control channel which is subdivided into master slots and slave slots is disclosed. First, each mobile station is...
6081514 Method and apparatus for enhanced functions using a reserved field  
A method and device are described for determining whether or not reserved bits of a field are assigned a function so that the mobile station may easily be adapted to perform enhanced functions....
6044270 Apparatuses and methods for signal strength measurement in a wireless communication system  
Methods and devices for measuring signal strengths by mobile stations in a wireless communication system are described. More particularly, while transmitting and receiving on a channel, signal...
6035196 Automatic cell transfer based on reverse channel characteristics  
In a distributed communication system, a mobile initiates a cell transfer or channel top based upon an assessment of measured parameters on the reverse channel. Advantageously, a mobile initiates a...
6032050 Method for standby control in a mobile telecommunications network setting standby conditions conforming to different modes of communication and mobile unit using same  
A method for standby control in a base station and a mobile unit, wherein the base station broadcasts information including standby control information having a plurality of types of standby...
6018661 Inhibiting and controlling signal strength measurements by a mobile station in a wireless communication system  
A method and device for measuring signal strengths by mobile stations in a wireless communication system are provided with minimal complexity. More particularly, while transmitting and receiving on...
6018521 Network interface subsystem for use in an ATM communications system  
A network interface (NI) system provides for communicating encoded digital data between a connection-based network and a plurality of cellular communications networks. Each of the cellular...
6016428 Registration control of mobile stations in a wireless communication system  
A method and device are provided for storing and maintaining parameters associated with activities relating to a first channel while a mobile station is camped on or uses a second channel. More...
6009553 Adaptive error correction for a communications link  
A method of data transfer between a transmitter and a receiver over a communications link achieves maximum throughput by dynamically adapting a coding rate, and specifically an error correction...
6009082 Computer-based multifunction personal communication system with caller ID  
An interface for personal communications systems is described which provides rapid identification of a caller and limited access based on a variety of parameters obtained from caller identification...
6005852 Load control method and apparatus for CDMA cellular system having circuit and packet switched terminals  
A method for operating a cellular communications system of a type that includes a first type of terminal having real-time transmission needs and a second type of terminal having nonreal-time...
5923735 Self-service checkout system utilizing portable self-checkout communications terminal  
A system for transferring data between a centrally located site and a portable communications terminal via a telephone network, the site having associated therewith a look up table containing...
5923454 Modem method and device for indicating received signal strength and presence for intensity modulated binary-coded wireless data packets with reduced recovery time  
The present invention provides a modem (100), method (300) and device (103) for indicating received signal strength and presence for intensity modulated binary-coded data packets with reduced...
5912885 Method for establishing radio connection as part of an ATM network  
In a radio extension of an ATM network, prior to establishing a given connection the switch of a fixed network enquires access points as to what is the resource situation in said access points....
5910949 Packet channel feedback  
A method is disclosed for improving the efficiency of the packet data channel by providing means for interrupting tranmsissions so as to allow a communication system to send a short message to a...
5907555 Method for compensating for time dispersion in a communication system  
A method for correcting the adverse affects of time dispersion in a communication system is disclosed. A mobile station is assigned a first rate of transmission. The mobile station can then detects...
5903552 Discriminating between channels in wireless communication systems  
A method and device are provided for encoding superframe phase (SFP) and packet channel feedback (PCF) information into a coded superframe phase/packet channel feedback (CSFP/PCF) field. More...
5896369 Mobile communication system and a method for connecting a remote workstation to a data communication network via a mobile communication network  
A mobile communication system and a method for connecting a remote workstation to a data network via a mobile communication network, which allow a remote workstation to be connected more flexibly...
5884165 Mobile communication systems sharing a control channel  
In a mobile communication system, a data communication fixed station 3 and a voice communication fixed station 4 control a common service area, the connection between a mobile station 5 and the...
5881133 Method for correcting communications errors when communicating with a voice response unit over a cellular telephone network  
This invention includes a voice response unit that communicates rapidly and directly with a system with minimum human intervention and minimizes the number of retransmissions of information due to...
5864560 Method and apparatus for mode switching in a voice over data computer-based personal communications system  
A personal communications system enables the operator to simultaneously transmit voice and data communication to a remote site. The personal communications system is equipped with two telephone...
5862208 Method and system for enabling a party to change terminals during a call  
A system and method for remote call control, including providing a tandem switch to control independent legs of a telephone conversation. The switch connects an organization's telecommunications...
5845215 Operating mobile stations of wireless communication systems in multiple modes by external control  
A method and device are provided for of supporting a plurality of mobile station operation modes in a wireless communication system by user control. Presently, communication protocols exist for...
5842224 Method and apparatus for source filtering data packets between networks of differing media  
To provide for fast access times with very large key fields, an associative memory utilizes a location addressable memory and look up tables to generate from a key an address in memory storing an...
5841854 Wireless telephone integration system and method for call centers and workgroups  
A system and method for automatic call distribution targeting users in workgroups wherein the users utilize either wired or wireless communications tools. Users are chosen via a rule-based...
EP0616746B1 ARRANGEMENT FOR ENHANCING DATA TRANSMISSION IN A DIGITAL CELLULAR RADIO NETWORK  
Abstract not available for EP0616746 Abstract of corresponding document: US5809066 PCT No. PCT/FI93/00322 Sec. 371 Date Apr. 15, 1994 Sec. 102(e) Date Apr. 15, 1994 PCT Filed Aug. 16, 1993 PCT...
5819184 Portable communications and data terminal operating to optimize receipt of both incoming CDPD and AMPS messages  
A portable radio telephone handset operates as a data transfer terminal as well as an analog cellular telephone subscriber station. Two modes of operation, an analog cellular communication mode and...
5818829 Method for increasing throughput capacity in a communication system  
A method for increasing throughput capacity of a mobile station transmitting a plurality of consecutive bursts to a base station in a communication system is disclosed. The first burst is...
5815799 Priority system for a wide area transmission trunked communication system  
A method and apparatus for providing priority access for users in a transmission trunked communication system, including a plurality of distributive radio network terminal (RNT) switches and a...
5815503 Digital simultaneous voice and data mode switching control  
The voice over data component of a personal communications system enables the operator to simultaneously transmit voice and data communication to a remote site. This voice over data function...
5812534 Voice over data conferencing for a computer-based personal communications system  
A personal communications system enables the operator to simultaneously transmit voice and data communication to a remote site. The personal communications system is equipped with two telephone...
5809066 Error correction protocol of the network between a radio data terminal modem and a remote data modem using negotiated compression parameters  
An arrangement for enhancing data transmission in a digital cellular radio network, including a radio data terminal (A), a network terminating unit (IWF) connected to a mobile exchange (MSC) and...
5806007 Activity control for a mobile station in a wireless communication system  
A method and device are provided for controlling an activity mode of a mobile station after the system has originated or terminated a transaction with the mobile station. The activity mode...
5802465 Data transmission in a radio telephone network  
For bidirectional transmission of packet data, a packet data service unit (Agent) is disposed in a digital cellular system connected to be in association with a Mobile Switching Center, and...
5790534 Load control method and apparatus for CDMA cellular system having circuit and packet switched terminals  
A method for operating a cellular communications system of a type that includes a first type of terminal having real-time transmission needs and a second type of terminal having nonreal-time...
5790532 Voice over video communication system  
A personal communications system is described which includes components of software and hardware operating in conjunction with a personal computer. The user interface control software operates on a...
5784362 Temporary frame identification for ARQ in a reservation-slotted-ALOHA type of protocol  
Automatic repeat request (ARQ) functionality in a cellular mobile packet data communication system using a reservation slotted-ALOHA protocol is provided by assigning a temporary frame identity...
5777991 Personal communication apparatus with call switching modem and packet switching modem  
A personal communication apparatus is disclosed, which comprises a radio transmitter 64 and a radio receiver 66 for participating in communication, a microphone 60, a loudspeaker 61, a processor 90...
5771468 Multi-purpose base station  
The invention provides a modular base station for use in a plurality of telecommunications systems where the systems operate according to different standards. The base station comprises a chassis...
5768267 Method for system registration and cell reselection  
A method for registering a mobile station when the mobile station first enters a communication system which supports packet data channels is disclosed. The mobile station receives system...
5764628 Dual port interface for communication between a voice-over-data system and a conventional voice system  
A personal communications system enables the operator to simultaneously transmit voice and data communication to a remote site. The personal communications system is equipped with two telephone...
5764627 Method and apparatus for a hands-free speaker phone  
A personal communications system is described which includes components of software and hardware operating in conjunction with a personal computer. The user interface control software operates on a...
5757813 Method for achieving optimal channel coding in a communication system  
A method for indicating a change in coding rate so as to maintain synchronization between a communication system and a mobile station. A mobile station can request either to increase or decrease...
5757801 Advanced priority statistical multiplexer  
A data multiplexing network is described which multiplexes a plurality of asynchronous data channels with an asynchronous data stream representing compressed voice signals and/or facsimile signals...
Matches 51 - 100 out of 166 < 1 2 3 4 >