Base station apparatus and response signal receiving method
A wireless communication apparatus capable of minimizing the degradation of the separation characteristic of response signals to be code-multiplexed. In the...
Beam stabilized fiber laser
A laser head generating ultrashort pulses is integrated with an active beam steering device in the head. Direct linkage with an application system by means of...
Surface emitting laser, manufacturing method of surface emitting laser,
surface emitting laser array,...
A surface emitting laser configured by laminating on a substrate a lower reflection mirror, an active layer and an upper reflection mirror includes, in a light...
Mesa vertical-cavity surface-emitting laser
The present invention provides an improved mesa vertical-cavity surface-emitting laser (VCSEL), in which a first distributed Bragg reflector (DBR) mesa of...
Optical semiconductor device and driving method thereof
Objects are achieved by an optical semiconductor device comprising: a structure 61 including a substrate 50, a diffraction grating 52a, an active layer 54 and a...
Surface emitting laser and manufacturing method therefor
Provided is a surface emitting laser or the like capable of suppressing horizontal misalignment between the surface relief structure and the current confining...
Laser diode with improved heat dissipation
A laser diode structure that includes two different insulator layers, one to maintain good optical confinement, typically located at the sides of the laser...
Shunt driver circuit for semiconductor laser diode
A driver circuit for the laser diode is disclosed. The driver circuit has the shunt configuration with a switching transistor connected in parallel to the laser...
Semiconductor optical device
To provide a semiconductor optical device which can restrain laser characteristics from being deteriorated by excitation in a substrate mode and can reduce the...
Light emitting apparatus, optical scanning apparatus, and image forming
A light emitting apparatus includes a surface emitting laser and a ceramic package. The surface emitting laser has a common electrode on the back surface...
Digital laser pulse shaping module and system
A digital pulse shaping module for controlling a pulsed laser oscillator according to a digital input waveform is provided. The pulse shaping module includes a...
Method and apparatus for controlling carrier envelope phase
A chirped pulse amplification laser system. The system generally comprises a laser source, a pulse modification apparatus including first and second pulse...
Laser light source
The present invention relates to a laser light source having a structure for narrowing a wavelength bandwidth of output light. The laser light source comprises,...
Wavelength conversion laser device
A wavelength conversion laser device includes a solid-state laser element having a waveguide structure including a laser medium that amplifies laser beams by...
Surface emitting laser
A surface emitting laser includes a plurality of semiconductor layers including an active layer over a substrate, and emits laser light in a direction...
Laser light source device and image display device
A laser light source device, which is capable of multi-wavelength oscillation, includes a laser light source; and a laser cavity including (i) a fiber, (ii) a...
Methods for obtaining stabilized output beams from frequency converted
light sources and frequency converted...
A method for operating a frequency converted light source includes sweeping a wavelength control signal of a semiconductor laser over an initial signal range...
Wavelength tuning apparatus and method thereof
A wavelength tuning apparatus and method that maintain highest efficiency with a single angle manipulation without changing a position of input/output light....
810 nm ultra-short pulsed fiber laser
Methods and systems for generating ultra-short fiber laser pulses are disclosed, including generating a signal laser pulse from a seed fiber laser; using a...
Laser pulse generating apparatus and method
Jitter and waveform are improved by reducing the wavelength spectrum width of a laser beam pulse. In a laser pulse generating apparatus according to the present...
System and method for generating eye-safe high intensity optical pulses
with two backward-shifting raman cells
A system and method for converting a pulsed beam of irradiation from a laser operating at a first wavelength to a pulsed beam of irradiation at a second,...
Apparatus and method for channel coding and multiplexing in CDMA
A channel coding and multiplexing apparatus and method in a CDMA communication system is disclosed. In the channel coding and multiplexing apparatus, each of a...
Method, system, integrated circuit, communication module, and
computer-readable medium for achieving resource...
A communication system includes communication protocols that allow a single network or multiple neighboring networks to increase resource sharing and reduce...
Method and apparatus for synchronizing nodes
During each node's awake period, each node multicasts the relative time or slot of their next awake period (beaconing interval) to all neighboring nodes. This...
Method and apparatus for collecting survey data via the internet
A method and apparatus for conducting a survey independent of location and participant schedules is disclosed herein. An exemplary method of the present...
Method and related apparatus for handling packet discard in a wireless
A method for handling packet discard in a transmitter of a wireless communications system includes activating a "use of a special value of a header extension...
Pseudo base station apparatus
Provided is a pseudo base station apparatus which allow a user to certainly acquire log data at a desired timing. A set-up unit 41 sets filter conditions and...
Ring transmission apparatus and signal processing method
On an optical ring network side, an optical ring transmission apparatus is provided with a first ring-side TDM device and a separately implemented first packet...
Adaptive allocation of I/O bandwidth using a configurable interconnect
Apparatus and methods allocate I/O bandwidth of an electrical component, such as an IC, by configuring an I/O interface into various types of interfaces. In an...
Subnetwork synchronization and variable transmit synchronization
techniques for a wireless medical device network
A fluid infusion system as described herein includes a number of local "body network" devices, such as an infusion pump, a handheld monitor or controller, a...
Method and apparatus for intertechnology IPv6 address configuration
Methods and apparatus for resolving incompatible network configurations are described herein. A mobile device having peripheral devices connected thereto...
ATM cell conversion circuit and ATM cell conversion method
Sending priority of plural stages is statically assigned according to a quality class and an output connection, and the sending priority is dynamically changed...
Method and apparatus for configuring signal lines according to idle codes
A method and apparatus for configuring signal lines with idle codes is disclosed. According to one embodiment, data transmission system (100) may include...
Method and related device for reducing data transition in data
Reducing data transitions in a data transmission interface includes receiving first data and second data, among which the first data is data being transmitted...
General purpose physical data transmission port
A physical data transmission port in a network element of a data network, suited for realizing for instance both an electric packet switched Ethernet connection...
System, method, and computer program product for multi-mode network
An offload system, method, and computer program product are provided. Based on an identified data structure, it is determined whether a hardware network...
Wireless terminal baseband processor high speed turbo decoding module
supporting MAC header splitting
A baseband processing module for use within a Radio Frequency (RF) transceiver includes a downlink/uplink interface, TX processing components, a processor,...
Code division multiplex signal receiving apparatus and code division
multiplex transmitting and receiving system
In a code division multiplex transmitting and receiving system, the transmitting apparatus inserts a clock signal in the code division multiplex signal. The...
Method and system for removing and returning nodes in a synchronous
A method and system for adding a node into a network operating in a cyclic state after one or more nodes have been previously removed without interrupting the...
Systems and methods for congestion control using random early drop at head
A system selectively drops data from a queue. The system includes queues that temporarily store data, a dequeue engine that dequeues data from the queues, and a...
Packet receiving management method and network control circuit with packet
receiving management functionality
A method of network packet receiving management includes: providing a buffer unit which includes a plurality of data blocks with a first packet number and a...
Multiple-buffer queueing of data packets with high throughput rate
The present invention is a method and apparatus to buffer data. A buffer memory of a first type stores data associated with a connection identifier...
Apparatus for ethernet PHY/MAC communication
An integrated Ethernet PHY/MAC apparatus having a single link partner capability register shared between a PHY and a corresponding MAC, which implements IEEE...
Mobile router with serial device interface
A mobile router having a serial interface is disclosed. According to various embodiments, the mobile router may comprise a serial port data publisher module...
Systems and methods for communicating to a disassociated station in a
Stations in standby mode in a wireless local area network (WLAN) become disassociated with their access point. In the event traffic is intended for the station...
Interfacing real and virtual networks in hardware-in-the-loop (HITL)
Real and simulated (virtual) networks are interfaced with one another for carrying out hardware-in-the-loop (HITL) testing and evaluations. A simulated network...
Allocation of route targets based on service offered
A network controller to allocate route targets for communication services provided on one or more corresponding virtual private networks, the route targets...
High-availability remote-authentication dial-in user service
A method may include receiving, in a first server from a second server, a request for a service of a network by a device; sending, from the first server to the...
Virtual volume transfer apparatus, virtual volume transfer method, and
A method of transferring a virtual volume established on a real volume includes acquiring transfer source virtual volume information from a transfer source,...
Method and system for buffer-to-buffer credit recovery in fibre channel
systems using virtual and/or pseudo...
A method and system for distributing credit using a fiber channel switch element is provided. The switch element includes, a wait threshold counter that is used...