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Patent # Description
US-5,528,619 Gas discharge structure
In order to produce a gas discharge structure for two-dimensionally extending gas discharges comprising a pair of electrodes including a first and a second...
US-5,528,618 Photolytic iodine laser system with turbo-molecular blower
A high power, closed cycle photolytic atomic iodine laser system having a high molecular weight gas as a laser fuel and which requires a high velocity flow of...
US-5,528,617 Semiconductor laser with alinp or algainp burying layer
A semiconductor laser having improved reliability. The laser contains an AlGaInP first cladding layer of a first conductivity type, an AlGaInP second cladding...
US-5,528,616 Asymmetric dual waveguide laser
An apparatus is described for obtaining single frequency laser operation in a coupled waveguide configuration without using a diffraction grating. More...
US-5,528,615 Semiconductor laser and method of producing the semiconductor laser
A semiconductor laser includes a first conductivity type semiconductor substrate having opposite first and second surfaces, a first conductivity type...
US-5,528,614 Quantum well semiconductor laser device structure
A quantum well type semiconductor laser structure includes light confining layers having an MQB structure including a plurality of semiconductor layers having...
US-5,528,613 Laser apparatus utilizing a magnetically enhanced electrical discharge with transverse AC stabilization
This invention is an improvement on U.S. Pat. No. 4,755,999, titled, "Laser Apparatus Utilizing a Magnetically Enhanced Electrical Discharge." That patent...
US-5,528,612 Laser with multiple gain elements
A tunable laser produces laser emission at at least two wavelengths simuleously. The tunable laser includes at least two gain elements, where each gain element...
US-5,528,611 Repetitively Q-switched laser pumped by laer diodes and Q-switched with an intracavity variable speed moving...
A laser is end pumped by laser diodes and is repetitively Q-switched using an intracavity variable speed moving aperture. The aperture apparatus includes a...
US-5,528,610 Boundary test cell with self masking capability
Boundary scan cells including mask circuitry having a mask latch for storing a mask flag that is serially scanned into the cell via a scan flip-flop. In a...
US-5,528,609 Method and apparatus for correcting phase of frames in subscriber loop carrier system
Disclosed is a subscriber loop carrier system wherein, to synchronize the phases of frames and multiframes from a plurality of subscriber loop carriers,...
US-5,528,608 De-interleave circuit for regenerating digital data
In a digital data regenerating apparatus for regenerating digital data, while correcting errors in the data, which is formed of a predetermined number of words...
US-5,528,607 Method and apparatus for protecting data from mis-synchronization errors
An encoder in a data processing system generates, from a single m-bit coset leader constant, or symbol, a coset leader, which is a series of k m-bit symbols that...
US-5,528,606 Error correcting apparatus
A coding apparatus for coding digital data is comprised of an encode circuit for encoding digital data, and an error correction code adding circuit for adding...
US-5,528,605 Delayed acknowledgement in an asymmetric timer based LAN communications protocol
A computer communications system has a controller for controlling a master with a circuit timer, the circuit timer is capable of aggregating data produced during...
US-5,528,604 Test pattern generation for an electronic circuit using a transformed circuit description
Test pattern generation for a sequential logic circuit having combinational logic elements and sequential elements (D flip-flops) is enhanced in generation time...
US-5,528,603 Apparatus and method for testing an integrated circuit using a voltage reference potential and a reference...
An integrated circuit testing apparatus and method of testing. In a first embodiment an amplifier amplifies the difference in a reference integrated circuit...
US-5,528,602 Method for determining computer subsystem property
The presence or absence of a property in a computer subsystem is determined using a multiple input shift register (MISR). A subsystem device operates on...
US-5,528,601 Scannable latch for multiplexor control
An improved test circuit and method for integrated circuits are disclosed. The test circuit uses a level sensitive scan design for use with a multiplexor having...
US-5,528,600 Testability circuits for logic arrays
A circuit for providing 100% observability and controllability of inputs and outputs of any function circuit module in an array of function circuit modules...
US-5,528,599 Method and apparatus of combining signals in a digital pipelined signal adder
A method and apparatus is provided for combining a plurality of signals in a digital pipelined signal adder. The method includes the steps of receiving (100) an...
US-5,528,598 Apparatus and method for limiting jitter in a telecommunications signal
In a system where jitter in a first telecommunications signal (e.g., TUG-3) which is being mapped into a second telecommunications signal (e.g., STS-3C) is...
US-5,528,597 Autonomous synchronization of base stations in a digital wireless radiotelephone network
An apparatus and method synchronizes a communication frame of a newly added base station, in a Time Division Multiple Access (TDMA) communication network, to...
US-5,528,596 Telecommunications systems
A method for marshalling an additional outstation (3) of a time division multiple access (TDMA) telecommunications system including a basestation (4) and a...
US-5,528,595 Modem input/output signal processing techniques
Apparatus and method for enabling bilateral transmission of digital data between a local area network and telephone company networks employing both analog and...
US-5,528,594 Method and system for implementing sub-tokens on a token ring network
A method and system for increasing performance on a standard dual ring token ring by generating one or more sub-tokens so that multiple data transmissions can...
US-5,528,593 Method and apparatus for controlling power in a variable rate communication system
A method and apparatus for controlling transmission power in a variable rate communication system is disclosed. The method disclosed provides for a closed loop...
US-5,528,592 Method and apparatus for route processing asynchronous transfer mode cells
An ingress processor (16) includes an ingress controller (34) that controls the flow of asynchronous transfer mode (ATM) cells placed in the ingress cell memory...
US-5,528,591 End-to-end credit-based flow control system in a digital communication network
An improvement to a system for controlling traffic in a digital communication network eliminates the necessity for separate buffer queues in a credit-based...
US-5,528,590 ATM-UNI-LAN communication method and apparatus
In a method of communicating between an ATM-UNI and a LAN in a communication apparatus, which has an ATM-UNI interface and a LAN interface for performing...
US-5,528,589 Distributed type packet switching system and a method of controlling a flow control execution
A distributed type packet switching system and a method of controlling a flow control execution, changes a communication control module to execute the flow...
US-5,528,588 Multicast shared memory
A linked list for multicast in an ATM network. The linked list comprises a first cell. The linked list also comprises a plurality of read pointers. Each read...
US-5,528,587 Programmable high performance data communication adapter for high speed packet transmission networks
A high performance data packet buffering method and a programmable data communication adapter for high speed packet transmission networks are disclosed. The line...
US-5,528,586 Hierarchical communication network and communication element for a hierarchical communication network
A communication element for a hierarchical management network enhances the reliability of such a network. The communication element features at least 2...
US-5,528,585 Modularly clustered radiotelephone system
A power-conserving time division multiple access (TDMA) radio telephone system is disclosed in which a cluster of subscriber stations, remote from a base...
US-5,528,584 High performance path allocation system and method with fairness insurance mechanism for a fiber optic switch
A fiber optic switch interconnects fiber optic channels so that a fiber optic network can be implemented. Channel modules provide ports (p1-pi) for connection of...
US-5,528,583 Method and apparatus for supporting mobile communications in mobile communications networks
Distributed call setup and rerouting are realized in a mobile-communications network. A connection tree is set up within the network, e.g., upon a mobile user...
US-5,528,582 Network apparatus and method for providing two way broadband communications
A communication network (e.g., a coax network or an optical fiber network) comprises a signal distribution network (e.g., fiber node FN) for transmitting...
US-5,528,581 Diversity transmission system for sub-band diversity reception
In a diversity transmission system the problem arises that almost no improvement can be obtained when the signals to be received show frequency selective fading...
US-5,528,580 Add-drop control apparatus
An add-drop control apparatus includes first and second data input units for inputting external first and second data signals, respectively, a frame phase...
US-5,528,579 Added bit signalling in a telecommunications system
A telecommunications system includes an added bit signalling method and apparatus for conveying signalling information between a head end and multiple remote...
US-5,528,578 Digital information recording by burning conductive spots with electrical pulses in an insulating layer or a...
A method and apparatus for recording and playing back of a permanent digital information on a recording medium consisting of an insulating and a conductive...
US-5,528,577 Apparatus and method for reading at least partially unmetallized optical discs
An optical disc player adapted to read an optical disc having a plurality of pits and lands representative of information stored on the optical disc; the optical...
US-5,528,576 Optical head including a halfwave plate and a monaxial crystal for splitting a light beam into two orthogonal,...
An optical head for use in a magnetooptical record/reproducing apparatus includes a light source emitting a linearly polarized light beam guided to a polarized...
US-5,528,575 Optical pickup apparatus for a magneto-optical recording medium
An optical pickup apparatus for a magneto-optical recording medium on which a wobbling track is formed includes a light source, an objective lens and a...
US-5,528,574 Disk reproducing apparatus capable of increasing speed of access to disks recorded at constant linear velocity
An optical disk reproducing apparatus for reproducing at a high access-speed an optical disk on which data has been recorded at a constant linear velocity (CLV)...
US-5,528,573 Method and apparatus for controlling rotation of an optical disk
A method and apparatus is disclosed for controlling the rotation of an optical disk of the type which has pre-grooves therein. The pre-grooves store wobble...
US-5,528,572 Audio signal recording apparatus with an index number signal generating function
An audio signal recording apparatus is constructed to record a track number signal which allows the recording of an index number signal indicating a pause...
US-5,528,571 Optical disc apparatus
A disc driving apparatus using SSA (sector slipping algorithm) for defective sectors and LRA (linear replacement algorithm). This disc driving apparatus is...
US-5,528,570 Apparatus for recording and reproducing data on a magneto-optical disc at a data transfer rate which is the...
An optical disc system uses a recordable MD (mini disc) which can be applied to a multi-media system mass storage, such as a CD-ROM. In an optical disc system in...
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