Matches 101 - 150 out of 235 < 1 2 3 4 5 >
Match Document Document Title
5481258 Method and apparatus for coordinating clocks in a simulcast network  
A clock synchronization system for synchronizing a number of paging stations (24) with a system controller (23). Each paging station has a clock that includes a counter (52) that indicates the...
5463663 Controlling synchronization in a system having a plurality of units when a unit is disconnected from or connected to the system that is active  
An apparatus for controlling synchronization in a system having at least first and second units each having internal circuits includes signal paths through which a control signal output from a...
5459455 Method and apparatus for data communication between transmission terminal and reception terminal of a network system  
In an apparatus for data communication between transmission terminal and reception terminal of a network system, a transmission side recognizes whether the transmitted data can receive or not, and...
5455831 Frame group transmission and reception for parallel/serial buses  
A system and method for asynchronously transmitting data blocks, in parallel, across multiple fibers in a serial manner. Frame groups are provided as a mechanism to transmit associated data...
5446453 Residential facility control system  
A residential facility control system transmits data as a radio signal between host and subsidiary apparatus. Transmitting and receiving devices of the host and subsidiary apparatus are reduced in...
5440556 Low power isochronous networking mode  
A data communication system, such as a local area network, is provided with a capability of transmitting isochronous data. The system conveys both isochronous data and non-isochronous data by...
5440591 Switching apparatus for digital signals  
A circuit for preserving a predetermined timing relationship between a synchronization signal including periodic sync codes and a digital signal composed of successive frames of which the nominal...
5436936 Compensation of a clock operating error  
A method for compensating a clock's operating error, the method comprising the steps of: producing a clock frequency (f2) from a frequency (f1) of a high-frequency oscillator by dividing it with a...
5432944 Data processing system having a dynamically enabled input synchronizer for selectively minimizing power consumption  
A data processor has an input synchronizer (10) which is dynamically enabled by a plurality of control signals provided by a user of the data processor. When the plurality of control signals has a...
5428645 Anonymous time synchronization method  
A method is provided for synchronizing a local time maintained at a node within a network architecture with a reference time. Bursts of synchronization messages containing reference time stamps are...
5420576 Personal radio paging receiver having sync signal controlled DC/DC converter  
A personal radio paging receiver includes a radio section, a control section, a DC/DC converter, and a secondary battery. The radio section receives/demodulates an external radio signal and outputs...
5418934 Synchronizing chained distributed digital chronometers by the use of an echo signal  
A method and apparatus for synchronizing digital chronometers is provided in a distributed digital system having a number of nodes and a global clock for generating clock pulses. A subset of those...
5398326 Method for data communication  
A system architecture which provides efficient data communication, over a one-wire bus, with a portable data module which does not necessarily include any accurate time delay circuit whatsoever....
5398238 Data communication system  
A data communication system transmits a first data signal from a first control unit to a second control unit. The data communication system includes a clock signal line for transmitting a clock...
5396230 Pager with out of range detection by timing loss of synchronization  
A selective calling receiver enabling a user to know exactly whether the receiver used by the user is placed within an area where a transmitted radio wave can be received well. The selective...
5384563 Method and apparatus for time synchronization of bus type local area networks including hierarchical networks  
The time of a second network is synchronized to a first network, each network having an independent timing subsystem, includes the following steps. The first network sends a first message to the...
5359323 Device for remote dialog between a station and one or more portable objects  
Inside a range of action defined by a station, the station is able to generate therein an enquiry message followed by a silence zone. The station then selectively analyzes the respective contents...
5355130 Ultrasonic proximity switch with a synchronizing device  
When operating adjacent ultrasonic proximity switches, faulty output states can occur due to mutual interference (e.g., the incorrect allocation of echo signals). To solve this problem, it is known...
5347565 Order wire device having function for reducing noise in communication system having a plurality of order wire devices  
An order wire device in a communication system having a plurality of order wire devices, signals output from each of the order wire devices being serially transmitted to remaining order wire...
5341403 Means to avoid data distortion in clock-synchronized signal sampling  
Signal-sampling apparatus wherein information signals are directed to a register under the control of first clock pulses and are latched into the register under the control of second clock pulses....
5325088 Synchronous selective signalling system  
A selective call receiver (111) has a first mask (134A) stored within the selective call receiver (111) indicative of a first period of reception for receiving a transmitted communication signal...
5293374 Measurement system control using real-time clocks and data buffers  
A method and apparatus for regulating a measurement system. The apparatus includes a coordinator that transmits instruction signals based upon a program stored in a memory to an instrument through...
5282205 Data communication terminal providing variable length message carry-on and method therefor  
A data communication terminal (102) transmits messages to a plurality of data communication receivers (106), and has an input for receiving messages and assigning the same into a plurality of...
5263172 Multiple speed synchronous bus having single clock path for providing first or second clock speed based upon speed indication signals  
A computer system which includes a synchronous digital, multibit system bus having a clock path, a master speed indicator path and a slave speed indicator path, a bus control circuit which provides...
5227777 Radio paging receiver for intermittently receiving a paging signal transmitted on different phases of a clock  
A radio paging receiver of this invention includes a decoder section. The decoder section includes a bit synchronization circuit, a preamble detector, a synchronization signal detector, an address...
5189411 Radio signal data transmission synchronization  
Real time synchronization of radio signal data is achieved by a feedback loop between a clearinghouse generating data and a radio station transmitting data. Transmission time is adjusted in...
5189410 Digital cross connect system  
A digital cross connect system includes reception interface parts for converting an input line signal into a VT signal having a VT frame format in conformance with synchronous optical network...
5175868 Portable transmitter/receiver apparatus with coded data transmission for reduced interference  
A transmitter/receiver apparatus includes a transmitter and a receiver. The transmitter includes an intermittent signal generator and an intermittent modulator. The intermittent signal generator...
5153562 Method and apparatus for deactivating electromagnetic detection labels  
A method of deactivating electromagnetic detection labels comprising a resonant circuit, in which an interrogation field is generated, the frequency of which is varied through a frequency range...
5151692 Boarding gate seat checkin apparatus and method  
In a checkin gate apparatus, a seat table for checking practically occupied seats and also unoccupied seat deleting function are additionally provided to check which seats remain unoccupied, before...
5148430 Transmitter/receiver for generating transmitting data signal in synchronization with received data signal  
A transmitter/receiver applicable as an interface circuit in ISDN terminals is disclosed. In externally designated total phase deviation measurement mode, the delay time caused by a receiver...
5146585 Synchronized fault tolerant clocks for multiprocessor systems  
A system for providing fault-tolerant synchronized operation of the Time of Day (TOD) clocks of the respective data processors in a multiprocessor complex. Basically, the system is comprised of a...
5123100 Timing control method in a common bus system having delay and phase correcting circuits for transferring data in synchronization and time division slot among a plurality of transferring units  
In a common bus control method, transmission and reception buses are connected to a unit having a unit number 1. A synchronization frame head signal for time-division slots of common buses is...
5122793 Signal generator for generating an image signal of an input signal  
A signal generator for generating an output signal that is an accurate image of an input signal. A keyboard transmits an input signal and an image controlling device receives the input signal. The...
5115503 System for adapting its clock frequency to that of an associated bus only when it requires usage thereof  
A digital computer system has internal and external devices, with the external devices connected to an associated bus. The digital computer system has a clock frequency which is different from that...
5101347 System for reducing skew in the parallel transmission of multi-bit data slices  
A system for reducing skew in the parallel transmission of digital data slices is provided. The system includes a transmitter unit comprising a plurality of transmitter memory devices. Control...
5086500 Synchronized system by adjusting independently clock signals arriving at a plurality of integrated circuits  
A reduced instruction set computer processor, having a rapid access, dual port register file for supplying operands to a high speed arithmetic logic unit, is implemented as a set of integrated...
5077554 Control system for communication between units  
In control system for communication between units, each unit stores an adjacent-unit identifying number fixedly corresponding to each unit adjacent to one of the units, and forms a relative...
5068654 Collision avoidance system  
A collision avoidance system providing to each properly equipped vehicle an indication of the locational direction, heading, and relative velocity of other similarly equipped vehicles or stationary...
5042053 Zero-sync-time apparatus for encoding and decoding  
In a digital data transmission system for transmitting a serial digital data stream between a first unit and a second unit connected to a first and second bus, respectively, a first apparatus...
5025248 Automatic temperature monitoring system  
An automatic temperature monitoring system comprised of a central control circuit and one or more processing circuits connected thereto. Each processing circuit(s) has one or more remote...
5001730 Clock synchronization algorithm for address independent networks  
A distributed algorithm for clock synchronization in address independent networks such as token rings and token busses is described. Synchronization is accomplished by using the fastest clock in...
4990907 Method and apparatus for data transfer  
A bus master and a plurality of bus slaves are connected through a data bus and a control bus, and data transfer of hand shake system is performed. In the control bus, at least data strobe signal...
4970506 Method and apparatus for controlling the start of data transmission  
In a method of controlling the start of data communication between two LSIs (master and slave) effecting a ping-pong transmission and the configuration of those LSIs, both the master and slave LSIs...
4970507 Broadband switching matrix for delay equalization and elimination of inversion  
A broadband switching array for equalizing the delay experienced by input signals as they propagate through their respective swtiching hpaths, and for providing output signals having uniform...
4951142 Method and apparatus for transmission of synchronization signals between microprocessors in video system  
In order to couple together vertical-frequency synchronization signals generated by a computer connected to an data transmission system, the synchronization signals are generated by counting the...
4945486 Multi-computer synchronization system and method  
To provide for continuous synchronized operation of a plurality of computer apparatus units (A, B, C) of a computer system, the respective units generate starting signals at predetermined stages in...
4941157 Slow peripheral handshake interface circuit  
The subject invention is an interface circuit between a requesting device and a responding device. The circuit comprises a flip-flop responsive to a request signal received from the requesting...
4933672 Data transmission system with a digital alarm facility  
The data transmission system includes a data transmitter for transmitting either data bits or a sequence of N alarm bits in a first binary state. The transmitter includes a decode circuit (16)...
4929941 Device for transmitting items of information for an automobile vehicle and a method of using said device  
This device for the differential transmission of items of information between at least two elements (1, 2) of an automobile vehicle, each of which elements comprises transmitting means (13, 16) and...
Matches 101 - 150 out of 235 < 1 2 3 4 5 >