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Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
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| Number | Title | Issue Date |
| 7903976 | Optical element integrated module In an optical element integrated module, first through n-th optical data signals are externally input to first ports of first through n-th optical circulators and are input to first through n-th optical/optical converters via second ports. The first through n-th opt... | 03/08/2011 |
| 7587140 | Optical time-division demultiplexing apparatus Amplitude modulation is performed for a signal light with a modulation signal having the same cycle as that of an optical pulse to be extracted by using an optical modulator. At this time, timing is adjusted so that the peak of the optical pulse of the channel to be... | 09/08/2009 |
| 7428385 | Ethernet PON using time division multiplexing to converge broadcasting/video with data An Ethernet passive optical network provides a subscriber with a high speed and large capacity data service and a real time digital broadcast/video service. The network includes an optical line terminal for frame-multiplexing broadcast/video signals, which are obtai... | 09/23/2008 |
| 7409114 | Optical modulator An optical modulator using a thin plate including a portion having 20 μm or less thickness, capable of selecting a specific polarized wave from a light wave which propagates in an optical waveguide in the modulator without reduced productivity. The modulator includ... | 08/05/2008 |
| 7356209 | Method and apparatus for optically powering and multiplexing distributed fiber optic sensors An optical power converting apparatus is provided that may be used with remote sensors. A plurality of remote sensors may be coupled to a backbone optical fiber with each sensor having an optical power converter that receives an optical signal from a head end of tha... | 04/08/2008 |
| 7349632 | Method of wavelength selection control and wavelength variable filter device A method of wavelength selection control is disclosed. The method includes detecting reference RF frequencies by varying the frequency of a RF signal supplied to a reference acousto-optic tunable filter with the reference RF frequencies corresponding to reference wa... | 03/25/2008 |
| 7333729 | Optical transmitter, optical receiver and optical transmission system using same To resolve problems, with the invention, an optical transmitter comprises an encoder for generating an optical signal obtained by encoding multi-wavelength pulses corresponding to sending data by use of a method of time spread/wavelength hopping in accordance with a... | 02/19/2008 |
| 7330304 | Method and apparatus for PPM demodulation using a semiconductor optical amplifier An optical pulse position modulation receiver relying on the gain dynamics in a semiconductor optical amplifier (SOA). Optical PPM signal pulses and periodic optical clock pulses at a different frequency and/or polarization than the signal pulses are coupled into an... | 02/12/2008 |
| 7295554 | Word Multiplexing of encoded signals into a higher bit rate serial data stream A method of data communication that includes receiving a plurality of 8b/10b encoded data streams. The method also includes multiplexing, on a word by word basis, each of the plurality of data streams and forming a new encoded data stream. The method also includes g... | 11/13/2007 |
| 7272274 | Module to couple to an electrical and an optical backplane in a chassis A chassis includes a plurality of slots to receive modules. The chassis includes an electrical backplane to couple to a module received in a first slot of the plurality of slots. The module to couple via a first communication interface on the module. An optical back... | 09/18/2007 |
| 7260332 | Asynchronous chirped systems, apparatuses, and methods An optical asynchronous chirp device having an input port and an output port, comprising first and second optical phase modulators optically connected in series between the input port and the output port of the device, a local oscillator connected to the first and s... | 08/21/2007 |
| 7251297 | Method and system to identify and characterize nonlinearities in optical communications channels A method for identifying and modeling nonlinearities in communications channels, particularly optical communication channels. A channel in general is modeled as a summation of linear and non linear terms having memory. The terms are functions of the input to the cha... | 07/31/2007 |
| 7224901 | All-optical packet routing gates and demultiplexing systems An all-optical packet gating and routing system, comprising: first optical divider having first input and a plurality of outputs for receiving optical packets at the first input and directing the packets to each of the plurality of outputs, the optical packet... | 05/29/2007 |
| 7215853 | Optical module formed on common substrate for branching an optical signal A collimator 111 for an input light, a collimator 112 for an output light, a collimator 113 for a branched light, a collimator 114 for an inserted light and a wavelength selecting filter 115 are provided on a common substrate 13... | 05/08/2007 |
| 7209454 | Self-configuring distributed switch An optical channel switch comprising independent optical space switches interconnects electronic data-switch modules to form a high-capacity wide-coverage network. The optical channel switch connects incoming wavelength-division-multiplexed (WDM) links each originat... | 04/24/2007 |
| 7177544 | Photonic network packet routing method and packet router for photonic network A photonic network packet routing method includes the steps of optically encoding destination address information attached to an IP packet using light attributes, discriminating the encoded address information of the IP packet by optical correlation processing, swit... | 02/13/2007 |
| 7158695 | Optical delay circuit, integrated optical device, and method of manufacturing integrated optical device An optical delay circuit includes a plurality of defect waveguides arranged in parallel and including a line-shaped defect in a periodic refractive-index distribution structure of a photonic crystal. The defect waveguides include a multiplexing/demultiplexing portio... | 01/02/2007 |
| 7149432 | Method and apparatus for equalization across plural data channels Optical equalization across N (an integer, N>1) channels of a multi-channel link of a communications network, is accomplished by averaging effects of optical performance variations within each of the M (an integer, M>1) parallel data signals. At a transmitting end n... | 12/12/2006 |
| 7136557 | All optical chopping for shaping and reshaping apparatus and method The present invention relates to all optical choppers for shaping and reshaping. A chopper according to some embodiments of the invention may include a threshold device having an input terminal for receiving an optical input signal and an output terminal for emittin... | 11/14/2006 |
| 7130545 | High speed electro-optic clock recovery circuit An electro-optic clock recovery circuit comprising an electro-optic modulator circuit operatively coupled to; a photodetector circuit; a buffer circuit operatively coupled to said photodetector circuit; a voltage controlled oscillator operatively coupled to said buf... | 10/31/2006 |
| 7127174 | Hybrid-integrated high-speed OTDM module A novel optical time division multiplexing (OTDM) module based on hybrid-integrated optical chips is disclosed. An integrated modulator chip generates optical RZ signal streams which are then interleaved in an integrated time-delay chip to produce an OTDM signal. Th... | 10/24/2006 |
| 7103239 | Optical transmitter An optical transmitter comprises a monolithic transmitter photonic integrated circuit (TxPIC) chip that includes an array of modulated sources formed on the PIC chip and having different operating wavelengths approximating a standardized wavelength grid and providin... | 09/05/2006 |
| 7099959 | Network comprising a plurality of network nodes and at least one star node The invention relates to a network comprising a plurality of network nodes. At least part of the network nodes are directly intercoupled via at least one star node. The star node contains a plurality of star interfaces which are assigned to at least one network node... | 08/29/2006 |
| 7099593 | Self-synchronization of an optical packet network using seed pulses extracted from within the packets A method and system for self-synchronizing an optical packet network by selecting a seed pulse from among the data pulses within a packet having no synchronization marker, transforming the seed pulse to be optically distinguishable from the remaining data pulses aft... | 08/29/2006 |
| 7099583 | Optical cross-connect A bit-rate-transparent electrical space-division switching matrix is employed in an optical cross-connect and the input/output stage is constructed from simple, broadband optical receivers and transmitters. Since the switching matrix operates in unclocked manner, i.... | 08/29/2006 |
| 7092589 | Method of tuning integrated laser sources with integrated wavelength tuning elements on the same substrate or in a monolithic photonic integrated circuit (PIC) A method of operating an array of integrated laser sources formed as an integrated array on a single substrate in a photonic integrated circuit (PIC) where the laser sources are designed for operation at different targeted emission wavelengths which, in toto, at lea... | 08/15/2006 |
| 7085494 | High-capacity packet-switched ring network A packet-switched WDMA ring network has an architecture utilizing packet stacking and unstacking for enabling nodes to access the entire link capacity by transmitting and receiving packets on available wavelengths. Packets are added and dropped from the ring by opti... | 08/01/2006 |
| 7079766 | Method for splitting an optical signal into a number of electrical data signals with lower bit rates A method of splitting an optical data signal starting with an optical data signal split into n equal data sub-signals, and an optical binary auxiliary signal with the same bit rate and phase is added to each optical data sub-signal. Each nth bit of the optical binar... | 07/18/2006 |
| 7079721 | Method and apparatus of monitoring and controlling the emission wavelengths of a plurality of laser sources integrated on the same chip or in the same photonic integrated circuit (PIC) A method and apparatus operates an array of laser sources as an integrated array on a single substrate or as integrated in an optical transmitter photonic integrated circuit (TxPIC) maintaining the emission wavelengths of such integrated laser sources at their targe... | 07/18/2006 |
| 7079772 | Optical signal generator with stabilized carrier frequency output Method and apparatus for stabilizing an optical carrier frequency of a generated carrier signal with respect to a target carrier frequency. The apparatus includes a multi-channel optical filter for filtering the generated carrier signal, thereby to provide a first f... | 07/18/2006 |
| 7079720 | Method of operating an array of laser sources integrated in a monolithic chip or in a photonic integrated circuit (PIC) A method of operating an array of laser sources integrated as an array in a single monolithic chip where the steps include designing the laser sources to have different target emission wavelengths so that together they form a spectral emission wavelength grid, coupl... | 07/18/2006 |
| 7058248 | Optical communication system with multiple photonic integrated circuit (PIC) chips and an external booster optical amplifier for photonic integrated circuits (PICs) A C- and/or L-band booster optical amplifier is utilized in an optical communication system at the output of one or more semiconductor transmitter photonic integrated circuit (TxPIC) chips or the optical combined outputs of multiple semiconductor transmitter photoni... | 06/06/2006 |
| 7043164 | Optical regenerator for high bit-rate OTDM signals An optical regenerator suitable for use with optical signals has two stages. An incoming optical signal to be regenerated passes first through a data division stage. This divides the optical data stream into a number of data streams at a bit rate lower than the orig... | 05/09/2006 |
| 7023848 | Rearrangement of data streams A method and a system for errorless switching, in a telecommunication network, from a basic data stream to a copy of the basic data stream obtained by bridging of the basic data stream at a first network node, being characterized in that the switching is performed a... | 04/04/2006 |
| 7013086 | Access node for optical networks with variable-access wavelengths, user device for connection to such an access node, method for feeding a number of signals from a number of users into an optical network and using an access node and at least one user device for carrying out such a method The access node for optical networks with variable access wavelengths can be connected to user devices via respective first optical conductors and can be connected to the optical network via second optical conductors. The novel access node has light sources which em... | 03/14/2006 |
| 7010185 | Method of providing a low cost semiconductor transmitter photonic integrated circuit (TxPIC) chip A method of deploying a passive optical combiner that is a broad bandwidth spectral wavelength combiner for combining the outputs from multiples transmitter photonic integrated circuit (TxPIC) chips and, thereafter, the amplification of the combined channel signals ... | 03/07/2006 |
| 7010228 | Optical add-drop multiplexer An optical add-drop multiplexer comprises an optical switch (10) for selection of a desired wavelength channel to be extracted, a pre-processing channel assembly (20), an optical reflector (50), an optical extractor (60), a post-processin... | 03/07/2006 |
| 7009966 | Method and apparatus for a data first optical network A gateway exchange node according to a first embodiment of the present invention is disclosed. The gateway exchange node includes an exchange area network (XAN) xswitch. The gateway exchange node includes a wide area network (WAN) wavelength switch coupled to the XA... | 03/07/2006 |
| 7003228 | Method and apparatus for improved high-speed adaptive equalization Improved high-speed adaptive equalization is presented that may involve converting an optical signal into an electrical signal and performing equalization by (i) filtering the electrical signal with an analog filter according to at least one filter coefficient to pr... | 02/21/2006 |
| 6954210 | Display data generating device An address converting unit receives pixel coordinates of a display screen in sequence and converts the received pixel coordinates to addresses and offsets. The addresses and offsets obtained from the conversions are stored in buffers in sequence respectively. A buff... | 10/11/2005 |
