Bizarre Patents
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 |
| 8170201 | Power feeding system for telephone terminal in LAN Terminals are connected via cables in a star-shaped fashion with respect to a HUB in a LAN. Each of the cables includes therein signal lines and power feed lines. The HUB includes therein a power feed section. The power feed section and the power feed lines of each ... | 05/01/2012 |
| 8111824 | Control circuit for controlling a DC supply voltage for a terminal A control device for controlling a supply voltage which can be switched between a constant line current operation and a constant line voltage operation, wherein a line current, which consists of a direct current for supplying the terminal and of an alternating curre... | 02/07/2012 |
| 8107618 | Method and system for providing DC power on local telephone lines A system for providing DC power on local telephone lines, such as telephone lines in a building or office, for powering devices and circuitry associated with communications over those telephone lines, as well as other functions. Desired voltage and power levels are ... | 01/31/2012 |
| 8090095 | Method and apparatus for power-mode control A method, apparatus, and system are provided for controlling the power-mode of a telephonic device. An off-hook condition is detected. A power level for an operation of an electronic device is determined based upon detecting the off-hook condition. Determining the p... | 01/03/2012 |
| 8073134 | Function for controlling line powered network element A network element comprises a power interface to receive power from a power communication medium; a service interface to provide a telecommunication service over a service communication medium; management interface to receive management data over one of the service ... | 12/06/2011 |
| 8050399 | Power transformation device of a powered device in a power over ethernet system A power transformation device of a powered device in a power over Ethernet system includes a first transformer coupled between a first pin and a second pin of an Ethernet terminal, a second transformer coupled between a third pin and a sixth pin of the Ethernet term... | 11/01/2011 |
| 8019077 | Methods and apparatus for low voltage control of a subscriber line interface circuit In one embodiment, the present invention includes a device having a low voltage SLIC to perform SLIC functions at a low voltage and to provide metallic and longitudinal currents to a high voltage SLIC. The low voltage SLIC may be designed based on an operational amp... | 09/13/2011 |
| 7978845 | Powered patch panel A powered patch panel (PPP) is disclosed that inserts power in mid-span regions of a network and provides fault-tolerance at the power supply level and the power-plane level. Information such as physical location, port status and policy enforcement information may b... | 07/12/2011 |
| 7970125 | Output stacking architecture for an amplifier In one embodiment, the present invention includes an operational amplifier having a first input to receive a first current formed of an input current and an offset current. A first MOSFET device having a gate terminal may be coupled to an output of the operational a... | 06/28/2011 |
| 7953220 | Network switching device A method of controlling a network switching device is provided. Perform a mode-process including setting the determination-operation mode of a target switching block to a determination-operation mode that is different from the determination-operation mode of the fir... | 05/31/2011 |
| 7903809 | Power management for serial-powered device connections A method and apparatus for managing an Inline Power relationship between and among a first network device acting as power sourcing equipment (PSE) to provide Inline Power to a second Powered Device (PD) and a third device. In one aspect of the invention, the powered... | 03/08/2011 |
| RE42123 | Programmable subscriber line circuit partitioned into high voltage interface and digital control subsections A subscriber line interface circuit has a battery-powered, high voltage analog section, that drives tip and ring lines of a subscriber loop, and a mixed signal (low voltage and digital signal processing) section, that monitors and controls the high voltage analog se... | 02/08/2011 |
| 7853008 | Supply circuit for supplying a two-wire line A supply circuit for supplying a two-wire line comprises a first resistor connected between a first supply voltage potential and a first two-wire line connection of a two-wire line, a current-limiting device connected between a second two-wire line connection of the... | 12/14/2010 |
| 7778409 | Enabling cisco legacy power to support IEEE 802.3 AF standard power An apparatus and method for enabling Cisco legacy power to support IEEE 802.3af standard power. A network power system capable of delivering data terminal equipment power via a media dependent interface (MDI) includes power source equipment according to a first powe... | 08/17/2010 |
| 7756266 | Device for voltage-noise rejection and fast start-up A device for voltage-noise rejection and fast start-up is provided. It comprises a low-pass filter connected to a voltage source, a voltage-controlled switch connected in parallel with the low-pass filter, and an auxiliary start-up element connected to a DC-only vol... | 07/13/2010 |
| 7756267 | System and method for mirroring power over ethernet registers in a physical layer device over a single isolation boundary A system and method for mirroring power over Ethernet (PoE) registers in physical layer devices (PHYs) over a single isolation boundary. PHYs in a PoE system can be arranged in a master/slave configuration. In this configuration, a master PHY can be designed to comm... | 07/13/2010 |
| 7724894 | Maintaining line voltage during reset A first clock signal is generated by a first circuit and a second clock signal is generated by an auxiliary clock circuit. A switch controls whether the first clock signal or the second clock signal is provided to a subscriber line integrated circuit (SLIC). The SLI... | 05/25/2010 |
| 7706526 | Method and apparatus for powering electronics associated with a telephone line twisted pair Apparatus and methods for deriving power from an active POTS twisted pair of lines for powering associated auxiliary electrical devices, such as signal processing electronics, includes a power supply for providing a regulated DC voltage and current, and a current re... | 04/27/2010 |
| 7702095 | Method and system for providing DC power on local telephone lines A system for providing DC power on local telephone lines, such as telephone lines in a building or office, for powering devices and circuitry associated with communications over those telephone lines, as well as other functions. Desired voltage and power levels are ... | 04/20/2010 |
| 7672448 | Network interface device with a remote power source Various methods, apparatuses, and systems in which a residential gateway is located at the network interface device and is powered with a remote power source inside the residence. In another embodiment, bi-directional data communication between the residential gatew... | 03/02/2010 |
| 7630490 | Method and apparatus for DC feed A method and apparatus is provided for DC feed control for a line card. The method includes determining if the line card is operating in a current limit region of a DC feed curve and synthesizing a curve in the current limit region. The method further includes deter... | 12/08/2009 |
| 7599484 | Element management system for managing line-powered network elements A method of managing power at an element management system for a power sourcing network element and a power sinking network element of an access network is provided. The method includes identifying a set of primitives for managing power usage at the power sinking ne... | 10/06/2009 |
| 7599485 | Communications system employing single-pair identity circuit for remotely powered device A discovery technique employs a single-conductor-pair identity circuit for a remotely powered device. A communications system includes a first communications device (e.g. and IP telephony switch) capable of supplying power at an interface, and a second communication... | 10/06/2009 |
| RE40897 | Constant current line circuit with class features A line circuit utilizing a differential amplifier whose output is regulated to zero volts D.C. (when the subscriber's set is off-hook) by a negative feedback circuit, for controlling a voltage controlled power supply which provides a constant current feed to the sub... | 09/01/2009 |
| 7567665 | Function for controlling line powered network element A method of controlling power in a network element includes powering the network element by receiving power from a power communication medium and providing a telecommunication service over a service communication medium. The method further includes monitoring a prim... | 07/28/2009 |
| 7499539 | Telephone line power supply A telephone line driven power supply and power supply method capable of creating high yield, low voltage power using power drawn from a telephone line and supplementing the low voltage power with power from a battery-powered host device, such as a laptop PC, when th... | 03/03/2009 |
| 7454012 | Managing power in a line powered network element A system for managing power from a power source for at least one line powered network element in an access network is provided. The system includes a power manager that establishes at least one power criterion for the at least one network element. Further, the syste... | 11/18/2008 |
| 7454013 | Multiuse telecommunications power system A power system apparatus replaces outdated and presently unobtainable power systems originally deployed in a variety of RT communication cabinets, incorporating a plug-in programmable control module used to generate alarms in response to the detection of specified e... | 11/18/2008 |
| 7436950 | Apparatus and method for real-time power distribution management One embodiment disclosed relates to an apparatus for supplying redundant power to a plurality of computer systems. The apparatus includes at least one bus bar, a plurality of power supplies each supplying power at a same voltage level, a plurality of power switches,... | 10/14/2008 |
| 7433464 | Communications systems and methods using wireline adapters Systems and techniques for communication over telephony wireline. A command interface and control device may include a wireline input configured to connect the device to an operative line of a wireline telephony network (such as the PSTN) and to transmit voice signa... | 10/07/2008 |
| 7376229 | System identification module for a communications system A system identification module for storing system specific information is described. The system includes a housing, a module connector and a persistent memory for storing system specific data associated with a communications system having a backplane. The housing an... | 05/20/2008 |
| 7373528 | Increased power for power over Ethernet applications According to one embodiment of the invention, a method for supplying power over Ethernet includes determining whether a first port of power sourcing equipment is supplying current to a power over Ethernet device in a predetermined current range. The method also incl... | 05/13/2008 |
| 7368798 | Integrated DC/DC converter substrate connections Embodiments of the present invention provide an integrated circuit (IC) having an integrated DC-DC power converter therein. This IC is operable to support the distribution of combined power and data signals in a network environment such as an Ethernet network accord... | 05/06/2008 |
| 7365547 | Circuit arrangement for a corrosion protection current feed and for a line test for two-wire lines A circuit arrangement for a line test and for feeding a corrosion protection current into a two-wire line comprises a controllable ramp generator for producing a ramp voltage, at least one first test impedance to be connected to a first line of a two-wire line, at l... | 04/29/2008 |
| 7366297 | Method and system for converting alternating current to ethernet in-line power According to one embodiment, a method for converting alternating current voltage signals to Ethernet in-line power includes converting an alternating current voltage signal to an approximate direct current voltage signal, adding at least one odd harmonic of the appr... | 04/29/2008 |
| 7362841 | Digital access arrangement circuitry and method for connecting to phone lines having a DC holding circuit with switchable DC termination impedance A digital direct access arrangement (DAA) circuitry may be used to terminate the telephone connections at the user's end that provides a communication path for signals to and from the phone lines. Briefly described, the DAA provides a programmable means for the DC t... | 04/22/2008 |
| 7362855 | Subscriber line interface circuitry transceiver A subscriber line interface circuit apparatus includes driver circuitry for combining and driving a downstream voice signal and a downstream data signal onto a subscriber line. Receiver circuitry receives and separates an upstream signal from the subscriber line int... | 04/22/2008 |
| 7353407 | Methods and apparatus for provisioning phantom power to remote devices An apparatus provisions power from a power budget to remote devices configured to obtain phantom power. The apparatus includes, among other things, a controller which is configured to identify a power demand for a remote device (e.g., a power demand based on an actu... | 04/01/2008 |
| 7342675 | Systems and methods for improved operation and troubleshooting of a printing device Systems and methods are described herein for improved operation and troubleshooting of a printing device. A printing device includes a master module wherein printing device operation data can be stored in non-volatile memory. The master module is provided with non-v... | 03/11/2008 |
| 7343156 | Method for logging on a portable part at a base station and base station for carrying out the method A method, and base station, are provided for logging on a portable part at a base station having activating capabilities for more than a single associated portable part, wherein the base station, before a log-on mode is actually switched on, performs a check for an ... | 03/11/2008 |
