Matches 1 - 27 out of 27
Match Document Document Title
7062688 Updating high speed parallel I/O interfaces based on counters  
A technique for adjusting a communication system involves a link, where the link includes a data line arranged to transmit a data signal and a clock line adapted to transmit a clock signal. The...
7043683 Data transmission update technique in low power modes  
A data transmission update technique for use in a low power mode and/or a low activity mode of a computer system or a portion thereof is provided. When in the low power mode and/or the low activity...
7043379 Method for quantifying I/O chip/package resonance  
A method for quantifying effects of resonance in an integrated circuit's power distribution network is provided. The power distribution network includes a first power supply line and a second power...
7017086 Round-robin updating for high speed I/O parallel interfaces  
A technique for adjusting a communication system involves a plurality of links where each link includes a data line adapted to transmit a data signal and a clock line adapted to transmit a clock...
6671261 Method for measuring transmission delay  
An apparatus and method of establishing a communication connection is provided. A one-way delay is not approximated by an average of a two-way delay calculation. Instead, a first time difference is...
5487066 Distributed intelligence network using time and frequency multiplexing  
A distributed intelligence network using time and frequency domain multiplexing. On power-up, each node determines its skew and requests downloading of program code and configuration data. A node...
5450409 Multiport-multipoint digital data service  
In a Digital Data System (DDS) a method and apparatus for providing multipoint multiport service. Differences in time delays through the network are compensated by an alignment training wherein the...
5414832 Tunable synchronous electronic communication apparatus  
A synchronous communication apparatus can be tuned to ensure reliable reception of signals propagating along transmission lines. The apparatus can be used as a communication port in a high...
5379441 Homebus system for permitting homebus equipment and ISDN basic interface equipment to use same twisted pair line homebus  
A homebus system for permitting use of a twisted pair line homebus to both homebus equipment and integrated service digital network (ISDN) interface equipment. The homebus system includes a homebus...
5359602 Multiport-multipoint digital data service  
In a Digital Data System (DDS) a method and apparatus for providing multipoint multiport service. Differences in time delays through the network are compensated by an alignment training wherein the...
5226036 Network diagnostic tool  
A network diagnostic tool for determining the position of a workstation on a local area network (LAN) having timer and echo stations at each end of a multi-access bus. Signals from the LAN...
5206638 Method and apparatus for exchanging data within a digital communications system  
A Communications system having a protocol whereby a plurality of stations (100) are granted access to a network. Each station may send a packet of data in each cycle of operation. At least one...
5177739 Multiport - multipoint digital data service  
In a Digital Data System (DDS) a method and apparatus for providing multipoint multiport service. Differences in time delays through the network are compensated by an alignment training wherein the...
5155727 Method of coupling a data transmitter unit to a signal line and apparatus for performing the invention  
A method for controlling the access of a data transmitter unit to a signal line, enabling approximately full utilization of the bandwidth of the signal line for data transfer, avoidance of...
5124980 Synchronous multiport digital 2-way communications network using T1 PCM on a CATV cable  
A Synchronous Multiport Digital Communications Network (SMDCN) including a HEAD end Unit (HEADU) and SUBscriber Units (SUBU) providing a large number of simultaneous isolated two-way dial-up...
5043982 Multichannel multipoint network using time-division multiplexing incorporating a time offset for propagation delay  
Time-division multiplexing (TDM) is used for communications between each remote location and the central location of a multichannel, multipoint polling network. Each remote location transmits data...
5020057 Easy detection of head position of information data via reception processing unit in synchronous multiplex transmission apparatus  
A reception processing unit receives digital data in successive data frames, each frame comprising a supervisory data field and an associated information data field and, further, a negative stuff...
4905237 Communications system comprising an ISDN terminal equipment connection for different ISDN interfaces in an ISDN switching equipment network  
In ISDN switching equipment networks, the connection of an ISDN terminal equipment (TE) occurs either through a two-wire interface (U o ) or through a four-wire interface (S o ). The ISDN terminal...
4887262 Single-channel bus system for multi-master use with bit cell synchronization, and master station comprising a bit cell synchronization element suitable for this purpose  
Messages consisting of an arbitration field followed by a data field circulate in a single-channel bus system. The stations comprise a storage element for an intended delay time between a locally...
4847833 System for the simultaneous operation of a plurality of terminal equipment at a network terminating unit of a broadband network  
This system comprises a passive bus system which, for the incoming direction (NT➝TE), contains a ring-shaped bus, whereby the device connector lines branched off it, have the same signal transit...
4812839 System for controlling network activation sequence  
A digital subscriber line formed by terminal equipment, a network control device including a plurality of the terminal equipment, and an exchange terminal. In a waiting state of the digital...
4805196 Line delay compensation for digital transmission systems utilizing low power line drivers  
In a data transmission system including a central subsystem coupled by transmission lines of different lengths to a plurality of remote subsystems, methods and apparatus for synchronizing responses...
4773066 Synchronized multiple access apparatus and method for a local area network  
The present access protocol for contention networks results in synchronous network operation. Each node determines the next transmission instant by counting from the beginning of the most recently...
4771422 Priority user protection in multiple priority switching systems  
There is disclosed a technique for interfacing various subscriber groups having different security levels which subscribers are associated with the same telephone system. According to this...
4694453 System for adjusting signal transmission timing in time-division multiplexing signal transmission  
A time-division multiplexing communication network comprising a central station and a plurality of local stations, in which information signals are transmitted from the local stations to the...
4692918 Reliable local data network arrangement  
The reliability of a distributed processing system is enhanced through the use of a highly reliable data communication system. Each node of such a system is connected to the other nodes by a local...
4601029 Communication switching system  
A time-division multiplexed switching system is disclosed with a transmit, and a receive bus. Communication ports are provided for transfer and conversion of signals between the lines and the...
Matches 1 - 27 out of 27