Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
12/1992
12/23/1992EP0519563A2 System for converting synchronous time-division-multiplex signals into asynchronous time-division data packets
12/23/1992EP0519106A1 Bus link control
12/22/1992US5173901 Communication system for transmitting synchronous and asynchronous cell streams over a single transmission link
12/22/1992CA1311818C Time division switching for multi-channel calls using two time switch memories acting as a frame aligner
12/16/1992EP0518449A1 Optical interconnection apparatus
12/16/1992EP0518432A2 Digital subscriber line circuit for connecting an ISDN subscriber to the trunk side of a digital exchange
12/16/1992EP0518199A2 A cross-connection apparatus for B-ISDN
12/16/1992EP0289526B1 Adaptive threshold sampling method
12/15/1992US5172259 Embedded control network
12/10/1992WO1992022165A1 Voice services equipment
12/10/1992WO1992022034A1 A high-performance host interface for atm networks
12/10/1992CA2109917A1 A high-performance host interface for atm networks
12/09/1992EP0517446A2 A replicating method for a switching system, in particular a telephone exchange
12/09/1992EP0517442A2 Transferring lines in a digital SLC system
12/09/1992EP0517344A1 Optical correlation apparatus
12/09/1992EP0517273A2 Method and device to regulate the output bit rate in variable bit rate video coders
12/09/1992CN1066948A Communication switching system
12/08/1992US5170394 Host network communication with transparent connection devices
12/08/1992US5170273 Wavelength-division switching system for optical frequency-shift keying signals
12/08/1992US5170272 Subscriber terminal installation for an asynchronous network
12/02/1992EP0516374A1 Variable data rate channels for digital networks
12/02/1992EP0516079A2 Digital signal transmission system having monitor equipment
12/02/1992EP0516042A2 ATM cell error processing system
12/02/1992EP0515980A2 Space-time switching stage
12/02/1992EP0515967A2 Application program interface
12/02/1992EP0515703A1 Broadband conference system
12/02/1992EP0349597B1 Improvements in electro optical switch architectures
12/01/1992US5168515 Switchless automatic call distribution system
12/01/1992US5168500 Method for automatically discriminating low-speed interface units installed in an optical data transmission apparatus together with automatically confirming the installation
12/01/1992US5168498 Mobile communications system
12/01/1992US5168492 Rotating-access ATM-STM packet switch
11/1992
11/28/1992CA2069284A1 Digital signal transmission system having monitor equipment
11/26/1992WO1992021216A2 Device for connecting a computer into a telecommunications network, and a procedure for adapting the bit rate in this device
11/26/1992WO1992021192A1 Fair queuing and servicing cell traffic using hopcounts and traffic classes
11/26/1992WO1992021189A1 Isdn interfacing of local area networks
11/26/1992WO1992021188A1 Channel utilization method and system for isdn
11/26/1992WO1992021187A1 Dynamic channel allocation method and system for integrated services digital network
11/26/1992WO1992021186A1 Method of and system for accessing distributed resources on isdn
11/26/1992WO1992021185A1 Isdn interfacing of personal computers
11/26/1992WO1992017986A3 Switching arrangement for public switched telephone and public radio mobile networks
11/26/1992WO1991004642A3 Serial array time-slot interchangers
11/26/1992DE4123851C1 Inter-working unit for coupling asynchronous-to synchronous-transfer mode network - uses multiplexer and demultiplexer for each network, buffer memory and asynchronous-synchronous converters for transmission via exchanges
11/25/1992EP0515276A2 Facsimile apparatus, and communication method thereof
11/25/1992EP0515102A2 Automatic loss control circuit in a digital loop transmission system
11/25/1992EP0515101A2 Buffer control for variable bit-rate channel
11/25/1992EP0514856A2 Channel switching network
11/25/1992CA2065760A1 Dual electronic business set channel unit
11/24/1992US5166975 Communication terminal equipment
11/24/1992US5166971 Method for speaker recognition in a telephone switching system
11/24/1992US5166926 Packet address look-ahead technique for use in implementing a high speed packet switch
11/24/1992US5166925 T carrier network test apparatus and method
11/19/1992EP0513763A2 Television signal and ATM cell switching system
11/17/1992US5165092 Method of processing the signalling information within configurable multiplexers
11/17/1992US5165091 Firmware download from a remote terminal to an optical network terminal in a digital loop carrier system
11/17/1992US5164940 Modular communication system with allocatable bandwidth
11/17/1992US5164938 Bandwidth seizing in integrated services networks
11/17/1992CA1310436C Tdm data transmission system
11/15/1992CA2068609A1 Data transmission unit
11/11/1992EP0512495A2 Switching node in a network with label multiplexed information
11/11/1992EP0512457A1 Method and arrangement for monitoring of switching paths in a switching network
11/11/1992EP0512351A2 Protocol adapter
11/11/1992EP0512143A1 Control arrangement for a broad band switching system
11/11/1992CN1066162A Multiplex data ring transmission
11/10/1992WO1992020175A1 Method and apparatus for translating signaling information
11/10/1992US5163083 Automation of telephone operator assistance calls
11/10/1992US5162812 Technique for achieving the full coding gain of encoded digital signals
11/10/1992CA2109214A1 Method and apparatus for translating signaling information
11/10/1992CA1310134C Interprocessor switching network
11/10/1992CA1310096C Call forwarding arrangement
11/05/1992DE4212102A1 Computergestuetztes fernsprechanwendungssystem Computergestuetztes automatic telephone application system
11/04/1992EP0511671A2 System for monitoring ATM cross-connecting apparatus by inside-apparatus monitoring cell
11/04/1992EP0511497A2 Secure communication network
11/03/1992US5161155 Automatic telecommunications systems
11/03/1992US5161152 High-speed synchronous transmission line access terminal
10/1992
10/29/1992WO1992019060A1 Low delay or low loss cell switch for atm
10/29/1992WO1992018890A1 Optical communications system and method
10/29/1992DE4213458A1 Telekommunikationsvermittlung Telecommunication switching
10/28/1992EP0511094A2 Telephone exchange apparatus
10/28/1992EP0510364A2 Repeater station wherein input frame data are accessible
10/28/1992CN1018882B Asychronous optical communication system
10/27/1992US5159595 Ring transmission system
10/27/1992US5159594 Transparent communication of control information through a switching network
10/27/1992US5159590 Multi-slot call relocation control method and system
10/27/1992US5159447 Buffer control for variable bit-rate channel
10/27/1992CA2067044A1 Broadband conference system
10/27/1992CA1309499C Data format conversion circuit
10/21/1992EP0509706A2 Telephone communication system having an enhanced timing circuit
10/21/1992CN1065570A Switch for multiplexes
10/20/1992US5157715 Call status recognition in a broadband private automatic branch exchange
10/20/1992US5157665 Integrated services digital network (ISDN) test device
10/20/1992US5157662 Data communication apparatus having communication-mode changeover function and method of data communication between data communication stations having the same
10/20/1992US5157660 Communication system including portable terminals and fixed terminals
10/20/1992US5157656 Nyblet time switch
10/20/1992US5157654 Technique for resolving output port contention in a high speed packet switch
10/20/1992CA1309195C Isdn network termination unit enabling to establish data link between one terminal equipment and other terminal equipments connected to the unit without use of subscriber line
10/20/1992CA1309194C High speed digital signal framer-demultiplexer
10/19/1992WO1992019063A1 Method and system of combining signals in a telephone conference circuit
10/15/1992WO1992017986A2 Switching arrangement for public switched telephone and public radio mobile networks
10/15/1992WO1992017949A1 Process for finding the transmission properties of an electric line
10/15/1992DE4212394A1 Asynchronous transfer mode cell delay circuit for ISDN - multiplexes input signal cells with generated dummy cells to allow for propagation time through shift register