A communication system for a user having a helmet including earphones and a microphone and including a two-way radio and a microphone-including unit carried by the user and connected to the two-way radio includes a sensor for sensing the presence of the user's head within the helmet. A transmitter associated with the sensor transmits a wireless signal to the microphone-including unit which enables the microphone-including unit to wirelessly receive voice-carrying signals transmitted from the helmet microphone for conductance to the two-way radio and enables the microphone-including unit to wirelessly transmit voice-carrying signals which are received by the microphone-including unit from the two-way radio to the helmet earphones. In addition, helmet-carried componentry permits the user to simultaneously communicate through the two-way radio and a bluetooth enabled cell phone.

A method and apparatus is provided that launches a selected application on a User Equipment (UE) such that if the launched application requires a mobile data connection and the UE's modem is in a dormant state, then the UE will transition the UE's modem from the dormant state to an active state and/or establish a mobile data connection while or in parallel with the selected application's initialization.

A mobile wireless communications device may include a portable housing, a circuit board carried by the portable housing, a wireless communications circuit carried by the circuit board, and an audio circuit carried by the circuit board. The mobile wireless communications device may further include an antenna assembly including an antenna carrier frame coupled to the circuit board and defining a cavity therein, and an antenna element carried on the antenna carrier frame and having a plurality of spaced apart signal feed points coupled to the wireless communications circuit. In addition, an audio transducer may be carried within the cavity of the antenna carrier frame and coupled to the audio circuit.

A method is presented that enables an electronic device, having embedded wireless data communication capabilities, to be controlled from a remote terminal via a wireless network. The method includes recognizing the device, associating the device with a user, and accessing an application. The application relates to monitoring or control of the device. The application is processed through an application program interface to configure the application for a user terminal. The configured application is then accessible through a network communication for execution by the user terminal. The server or system offering the configured application may also act as a proxy between the user terminal and the electronic device, for wireless monitoring or control of the electronic device while the user terminal executes the application.

Methods and systems for allocating memory of user terminals are disclosed. A user terminal may determine a weight for one or more categories, each category being associated with Internet information to be broadcast. The user terminal also may determine an available memory size of memory and may allocate memory to the one or more categories for storing the Internet information based on the weights and the available memory size.

A mobile device is provided having a smart card. The smart card is programmed with UICC applications metadata that is provided to the mobile device during a power-up or reset routine. The mobile device uses the UICC applications metadata to generate a user interface that allows a user to launch directly an application on the smart card. Icons for the UICC applications can be displayed together with icons for applications residing on the mobile device. In this way, the user selection of UICC resident applications is facilitated and can be made transparent to the user.

[Problem] To provide a wireless station, a determination apparatus, a wireless communication system, a determination method, and a storage medium which can carry out appropriate interference causing control in a secondary system adaptively to an actual environment with no change in a configuration of a primary system. [Means to solve the problem] A wireless station includes a determination means to determine at least one monitoring station measuring a wireless signal, which is transmitted by the wireless station and which causes interference to another system, out of plural wireless stations of a wireless communication system to which the wireless station belongs.

A wireless communication device is configured for performing uplink transmission power control. The wireless communication device includes a processor and instructions stored in memory. The wireless communication device performs uplink transmission power control for multiple regulated frequency bands or component carriers. The wireless communication device determines a total transmission power for at least one component carrier and allocates transmission power to at least one antenna.

Methods and apparatuses for acquiring/providing available channel information using Generic Advertisement Service (GAS) protocol in a wireless local area network (WLAN) are disclosed. AP (Access Point) station has a capability to acquire information for available channels from a database using a specific protocol related to an operation within the White Space (e.g. Access Network Query Protocol (ANQP)). And, non-AP station can retrieve the information for available channels by transmitting a Generic Advertisement Service (GAS) initial request frame to the AP station, wherein the GAS initial request frame comprises an Advertisement Protocol Element whose element ID indicates the specific protocol, and receiving a GAS initial response frame comprising a White Space Map (WSM) the specific protocol. The WSM comprises one or more white space channel units, and each of the white space channel units comprises a channel number field indicating one of the available channels and a power constraint field indicating a maximum allowable power on the indicated channel.

A touch sensitive screen mobile information apparatus having a wireless communication unit for wireless device discovery is herein disclosed. Close proximity wireless device discovery is enabled by wireless searching near distance via radio frequency field for a wireless device, receiving information from the wireless device over the near distance wireless communication, and storing the received information at the information apparatus for future wireless connections. Authentication or pairing of devices may be eliminated due to close proximity of the direct wireless device discovery. After wireless device discovery, the information apparatus and the wireless device may become locked or paired for subsequent wireless communication over any number of wireless communication protocols or standards (e.g., Bluetooth, IEEE 802.11, 2.4GHz) without the need to repeat wireless discovery or pairing. Examples of information apparatus include smart phones, digital camera, laptops, or information pads. Examples of wireless devices include televisions, audio output devices, or printers.

Various embodiments provide for systems and methods for signal conversion of one modulated signal to another modulated signal using demodulation and then re-modulation. According to some embodiments, a signal receiving system may comprise an I/Q demodulator that demodulates a first modulated signal to an in-phase (“I”) signal and a quadrature (“Q”) signal, an I/Q signal adjustor that adaptively adjusts the Q signal to increase the signal-to-noise ratio (SNR) of a transitory signal that is based on a second modulated signal, and an I/Q modulator that modulates the I signal and the adjusted Q signal to the second modulated signal. To increase the SNR, the Q signal may be adjusted based on a calculated error determined for the transitory signal during demodulation by a demodulator downstream from the I/Q modulator.

A method and system are provided for controlling uplink transmission power in a wireless communication system. At least one of a plurality of downlink carriers and a plurality of uplink carriers are aggregated, and the plurality of downlink carriers and the plurality of uplink carriers are mapped between a User Equipment (UE) and a network in the wireless communication system. A message relating to uplink carrier transmission power is received at the UE from the network via a downlink carrier. Uplink transmission power of one or more uplink carriers is controlled in accordance with the message and aggregation and mapping of at least one of the downlink carrier and the one or more uplink carriers.

Methods and systems are provided for prioritizing carriers in femtocell frequency-hopping pilot beacons. A femtocell receives registration requests from a number of mobile devices requesting to hand off service from a macro-network carrier to the femtocell. The femtocell identifies the macro-network carrier that each mobile device has handed off from. The femtocell then uses that information to prioritize future broadcasts of its frequency-hopping pilot beacon on those macro-network carriers on which the most mobile devices have handed off from. The prioritization could take the form of broadcasting more often on the higher priority one or more carriers per cycle, or broadcasting for a longer continuous period of time on the higher priority one or more carriers per cycle.

Apparatus and methods are disclosed related to low-voltage radio transmitters with high spectral purity. One such apparatus includes a baseband path with a predistortion stage, a programmable filter, and an upconverter core. In an embodiment, the programmable filter is placed between the predistortion stage and the upconverter core. In an embodiment, the programmable filter is configured by a controller to reject out-of-band noise introduced at the predistortion stage or earlier.

Reliable detection of the configuration of transmit antennas includes obtaining a data for transmission, encoding the data, and modulating the data. During the modulating of the data, the data may be configured in such a way as to convey the configuration of the antennas through the modulation of the data. An antenna configuration is obtained by obtaining a representation of the antenna configuration, and masking the data with an error correcting code, where the mask corresponds to the antenna configuration.

Methods, systems, and devices are described for communicating physical layer wireless parameters over an application programming interface. A wireless modem of a wireless device may measure at least one physical layer wireless parameter. The wireless modem may report the at least one physical layer wireless parameter to an application running on the wireless device over an application programming interface between the wireless modem and the application. A behavior of the application may be adapted to control wireless communications between the application and a network based on the at least one physical layer wireless parameter reported by the wireless modem. Other aspects, embodiments, and features are also claimed and described.

A mobile station includes a measurement unit that measures radio qualities for a serving cell and a candidate switching target cell; a cell switching determination unit that determines whether the radio quality of the serving cell is less than a reference quality corresponded in advance with a predetermined throughput, wherein, when the radio quality of the serving cell is less than the reference quality, the cell switching determination unit determines whether the serving cell is to be switched to the candidate switching target cell by comparing the radio quality of the serving cell with that of the candidate switching target cell; and a radio communication unit that transmits a signal for requesting the switching of the serving cell, and that receives a signal for instructing the switching of the serving cell from a network apparatus.

In a wireless base station, a specific information receiver receives specific information delivered from a higher-level device to a wireless terminal. A specific information deliverer delivers the specific information to the wireless terminal via multiple physical channels activated in a wireless base station. Where a common channel via which information is periodically broadcast to multiple wireless terminals and a shared channel of which available radio resources are allocated to wireless terminals to transmit voice data and the like to the terminals are activated in the wireless base station, for example, the specific information deliverer can deliver the specific information using the common channel if the wireless terminal is in a standby state, and can deliver the specific information using the shared channel if the wireless terminal is in a communicating state.

The present invention relates to a method for communicating between a primary station and at least one secondary station, comprising configuring each secondary station to search at least one of a plurality of search spaces having a first structure, said first structure consisting of at least a first number of resource sets having a first size, where at least one resource set might be used to transmit a message to the considered secondary station, changing the search space structure to a second structure different from the first structure in response to a signalling message.

This document discusses a method and device for initiating cell measurement. An initiating condition for initiating the measurement of a Closed Subscriber Group (CSG) cell and/or a Hybrid cell is preset by the network side. The measurement of the CSG cells and/or Hybrid cells is initiated by a User Equipment (UE) when the initiating condition is satisfied. The UE automatically initiates the measurement of the CSG cell and/or Hybrid cell when the UE is close to its own footprint area or fingerprint area.

The embodiments of the present invention disclose a method and a device for resource configuration. The method includes: determining an extra resource block existing in a wireless resource, where the extra resource block is a resource that cannot be identified by a long term evolution system; configuring transmission power of a resource element in the extra resource block according to a power configuration rule; and sending a signal on the resource element in the extra resource block according to configured transmission power. With the preceding technical solution, an extra resource block can be used for transmitting a signal, so that a resource utilization rate may be improved.

The present invention discloses a method of a terminal to reduce interference between cells in a multicell system. In more detail, the method includes: receiving information on at least one adjacent base station from a serving base station; receiving a reference signal from the at least one adjacent base station on the basis of the information on the at least one adjacent base station; measuring interference for each transmitting antenna of the at least one adjacent base station by using the reference signal; and transmitting interference information on the each transmitting antenna to the serving base station.

A wireless communication system is provided that includes a wireless communication device in wireless communication with a base station and mobile stations. The wireless communication device includes first and second transceivers coupled to each other. The first transceiver is coupled to an antenna and is operable to communicate with the base station, which is also in wireless communication with other wireless communication devices. The second transceiver is coupled to another antenna and is in wireless communication with the plurality of mobile stations. The first transceiver receives a first signal from the base station intended for a one of the mobile stations, and in response the second transceiver transmits the first signal to the mobile station. The second transceiver receives a second signal from the mobile station intended for the base station, and in response the first transceiver transmits the second signal to the base station.

The present invention relates to a method and an arrangement for reducing a state transition time from a power saving state for a user equipment (18) in a communication network. The state transition time is reduced by retaining in the user equipment (18) one or more information parameter, such as the radio network temporary identifier for a high speed downlink shared channel (H-RNTI), when performing a state transition to said power saving state so as to enable a time reduction when said user equipment switches back from said power saving state.

A computer-implemented method and computing system for identifying, using one or more computing devices, an appointment scheduled for at least one user. Some embodiments may include determining, using the one or more computing devices, a present location for the at least one user and generating, using the one or more computing devices, a reminder for the appointment based upon, at least in part, the present location.

This provides for controlling mobile device functions and features. For example, it limits or disables the use of some of mobile device features which could cause distraction to the user, when the user is engaged in another activity. In an example, it enables other mobile device features based on occurrence of events related to the user or environment. Another example addresses controlling the mobile device features, such as SMS, while the user is in a vehicle or driving. Another example restricts the ability of the driver of a vehicle to text, while the vehicle is in motion, by automatically disabling the texting ability of mobile device within and around the perimeter of the driver's seat. Other variations, examples, improvements, detection mechanisms, models, techniques, calculations, verification mechanisms, and features are also described in details.

A device for reducing sound from an air treatment unit includes, in one embodiment, a wall curb. The air treatment system includes a supply opening and a return opening. The wall curb includes a frame portion defining an interior chamber. A partition divides the interior chamber into a supply plenum in a first portion of the interior chamber and a return plenum in a second portion of the interior chamber. A curb supply opening is formed through the perimeter frame in communication with the supply plenum. A curb return opening is formed through the perimeter frame in communication with the return plenum. The curb return opening is positioned such that airflow through the return plenum is non-linear and a sound absorbing material may be positioned on at least some inside surfaces of the return plenum.

An electric actuator has a motor, an electricity storing body, a switch and a resetting unit. The switch is provided in a supply path of electric power from the electricity storing body to the motor. The switch opens the supply path for electric power from the electricity storing body to the motor, in response to an instruction from an operator. The resetting unit is operated through receiving a supply of electric power from the external power supply when the external power supply has been restored from being cut off. The resetting unit closes the switch that is provided in the supply path of electric power from the electricity storing body to the motor.

A system for ventilating an explosion hazard region of an aircraft includes a ram-air channel, which has an air inlet for feeding ambient air into the ram-air channel as well as an air outlet. The ram-air channel is devised to feed air to a device that is to be cooled on board the aircraft. A ventilation line has an air inlet for feeding air flowing through the ram-air channel into the ventilation line as well as an air outlet. The ventilation line is devised to feed air to a region of the aircraft that is to be ventilated. An accumulator is disposed between the ram-air channel and the air inlet of the ventilation line and is devised to convert the dynamic pressure of the air flow conveyed through the ram-air channel at least partially into static pressure for regulating flow through the explosion hazard region.

A tractor cab HVAC system has a blower (22) which draws air into the system via air intake means (13) in the roof (14) of the cab (10). Ducting (15) in the roof of the cab directs air drawn in via the intake means down the center of one or more hollow adjacent pillars (16) of the cab to an air filter (18) contained in a housing (20) located between the adjacent pillars. Further ducting (19) extends from the air filter housing to an HVAC unit (11), the HVAC unit processing the air drawn into the system prior to discharging the processed air into the cab. The filter housing (20) is of generally rectangular form and is connected at opposite ends to the two hollow adjacent pillars (16) of the cab via inlet openings (20a) in the housing to allow the passage of intake air from the pillars to the filter (18).

This application relates to ventilation systems, more particularly to roof ventilation systems that help to protect buildings against fires. The roof vent has an ember impedance structure that impedes the entry of flames and embers or other floating burning materials while still permitting sufficient air flow to adequately ventilate a building. Several configurations of vents employing baffle members and fire-resistant mesh material are described, which can substantially prevent the ingress of floating embers and flames.

An isolator includes a work chamber, a sterilizing substance supply unit, a gas flow channel pressure adjustment unit, a work chamber barometer, and a controller. The controller is configured to control execution of a gas flow channel leak test for checking a gas leak in a gas flow channel based on a detection result by the work chamber barometer after making the gas flow channel pressure adjustment unit increase or decrease the pressure in the gas flow channel, and is configured to control supply of the sterilizing substance by the sterilizing substance supply unit. The controller performs heating of a heater, which accompanies the supply of the sterilizing substance, in parallel with the gas flow channel leak test.

A container data center includes a container and a server cabinet received in the container. The server cabinet includes a rack and a number of heat dissipation devices mounted to a rear side of the rack. Each heat dissipation device includes a case fixed to the rack, a fan mounted to an outer side of the case, and a heat dissipation plate received in the case and aligning with the fan. The heat dissipation plate defines a vent. The fan draws heat air through the vent of the heat dissipation plate from the rack, and the heat air is cooled by refrigerant received in the heat dissipation plate to become cool air. The cool air flows in the container, and circularly flows into the cabinet from a front side of the cabinet.

The present invention is directed to apparatus and methods for cooling computer servers and/or electrical equipment in a rack device for data centers or telecommunication centers.

A vehicle is provided including a battery module, a DC/DC converter module portioned from the battery module, a duct, one blower, and a jumper duct. The battery module includes inlet and outlet ports. The DC/DC converter module includes inlet and outlet ports. A duct is arranged to direct cooling air into each of the inlet ports. The blower is arranged to draw cooling air from the duct, through the modules, and out the outlet ports. The jumper duct is arranged up stream of the blower with the converter outlet port, and configured to reduce an effective cross sectional area of the converter outlet port to define a flow rate of the cooling air into the battery inlet port.

It is an object to ease discomfort feeling caused by ear fullness for passengers of an elevator. An air pressure control device 104 controls an air pressure in an elevator car 102 using an air pressure adjusting device 105 such as a blower, an air compressor, etc. In the air pressure control device 104, a departure/arrival control unit 121 largely changes the air pressure in the elevator car 102 in the first period which is a time zone at the time of departing from a departure floor (or at the time of arriving at an arrival floor), and an except departure/arrival control unit 122 slightly changes the air pressure in the elevator car 102 in the subsequent second period (or in a time period until arrival). By this 2-step air pressure control, the passenger is prompted to clear the ear in a short time T1, the ear fullness is resolved by the ear clearing, and thereafter, the passenger can ascend/descend with the elevator car 102 comfortably until arriving at the arrival floor.

An installation for cooling an electronic device includes an air conditioner having an air outlet for blowing cooling air to a room; a first detector adjacent to the air outlet of the air conditioner, for detecting a temperature of the cooling air; a rack accommodating the electronic device, the rack having an air inlet for receiving the cooling air from the air conditioner and an air outlet for exhausting air to the room; a second detector adjacent to the air inlet of the rack, for detecting a temperature of air received through the air inlet of the rack; and a controller for acquiring the temperatures detected by the first and the second detectors, and controlling a quantity of the cooling air blown from the air outlet of the air conditioner so as to decrease a difference between the temperatures detected by the first and the second detectors.

An elevator apparatus includes an elevator car; an air blower including an air inlet and an air outlet; ducts each having one end individually connected to the elevator car, the air inlet and the air outlet; intake and exhaust air volume adjusting means having the other end of each of the ducts connected thereto, which adjusts an intake and exhaust volume of air in the elevator car by varying a volume of air that bypasses the car to flow from the air outlet to the air inlet of the air blower; and control means that controls the intake and exhaust air volume adjusting means, to adjust air pressure within the car to set air pressure. The elevator apparatus adjusts air pressure within the elevator car, even when there is a small differential pressure between the set air pressure within the car and an air pressure outside the car.

An air conditioning apparatus has, a first domed door comprising a first pivot and a first sealing surface, and a second domed door comprising a second pivot and a second sealing surface, wherein, said second pivot is positioned different from said second pivot. With the above structure, the radial gap between the first sealing surface and the second sealing surface is varied when at least one of the two domed doors is moved. Accordingly, the air conditioning apparatus described above does not have to set the constant small radial gap or constant wide radial gap for the sake of reducing unintentional air leaking or preventing said friction.

A ventilated roof features an elongated vent having a vent opening and an elongated vent shingle supporting surface. The vent opening is in fluid communication with a slot defined by the top surface of a roof deck and communicating through the roof deck. An end cap has an end cap shingle supporting surface and is located adjacent to an end of the elongated vent. The vent and the end cap adjacent to the vent are supported in an equivalent spaced-apart relation to the top surface of the roof deck. The elongated vent shingle supporting surface, the end cap shingle supporting surface and the top surface of the roof deck provide a substantially continuous support to a shingle overlapping any two of those elements.

Apparatus, systems and methods of 110 (one hundred ten) CFM (cubic feet per minute) generating ventilation fans for bathrooms with grill covers and with or without lights in the grill covers. Spring clip type washers can attach the grill covers to the housings. Suspension brackets directly attached to outer side walls of the housing can support the housings. One suspension bracket can be mounted on a bottom wall of the housing and another suspension bracket of equal length can be mounted on a side wall of the housing that is oriented perpendicular to the bottom wall. Bent flanges on the suspension brackets can be on opposite ends of the respective brackets. A lens cover can cover a light box that holds light sources centrally located in the grill cover. The grill cover can include vent openings that allow incoming air to bypass the light sources that can be located inside of the light box.

A method of controlling the ventilation system for an energy source in a fuel cell vehicle is disclosed, which includes an HVAC system, a fluid reserve, and a rechargeable energy storage system (RESS), capable of controlling a temperature of the RESS to militate against damage to or a shortened life of the battery, while maximizing vehicle durability, efficiency, performance, and passenger comfort.

A heat exchange and ventilation system integrated with a hollow core concrete floor having an air passage therethrough with an inlet and outlet for receiving air and permitting relative heat exchange therebetween; a raised floor supported by said hollow core concrete floor, defining a floor plenum between said hollow core concrete floor and said raised floor, said floor plenum communicating with said outlet so as to receive air from said air passage through said hollow core concrete floor; and adjustable terminal means carried by said raised floor for delivering a portion of said air from said floor plenum into a space above said floor. A method of conditioning air through a hollow core medium supporting a raised floor is also disclosed.

An embodiment includes a first space, a second space, a first damper, a second damper, and a third damper. The first space is connected to a cold space, having cold air reside therein to send to the cold space. The second space has return air reside therein, as it is discharged from a hot space. The first damper has an opening adjusted under control of a controller to take in outdoor air to the first space, and is operable to have an open state in an emergency with a server being supplied with power. The second damper has an opening adjusted under control of the controller to discharge return air in the second space, outside thereof, and is operable to have an open state in the emergency. The third damper has an opening adjusted under control of the controller to recirculate return air in the second space to the first space.

In various embodiments, an illumination apparatus includes an air gap between a sub-assembly and a waveguide attached thereto at a plurality of discrete attachment points, as well as a bare-die light-emitting diode encapsulated by the waveguide.

A lens holder (6) has: a lens holding section (21), which elastically holds a flange (17) of a lens (5); a section to be pressed (22), which is positioned to surround the lens holding section (21), and is fixed to a substrate (3) by being pressed to the substrate by means of a holder fixing means (2); and connecting sections (23, 24), which partially connect to each other the lens holding section (21) and the section to be pressed (22). The height of the section to be pressed (22) from the substrate (3) is more than the height of the lens holding section (21) from the substrate (3), and the lens holding section (21) is not in contact with the holder fixing means (2).

A reflector assembly for eliminating unwanted stray lights comprising a reflector body having a reflector body focal point on a reflector body optical axis where a light source is positioned and a front opening for receiving a lens, wherein the lens is configured to reflect light rays which emanate from the light source to strike the lens to the reflector body which is configured to reflect the light rays reflected by the lens back to the light source, and to reflect light rays which emanate from the light source and reflected by the reflector body to strike the lens back to the light source.

The invention relates to an optical device for imparting an asymmetrical light beam. The optical device comprises a lens (10) having an exit diopter (12) having an exit surface consisting of a convex surface (16) defining a curved rear portion (18) having a first curvature and a curved front portion (19) having a second curvature different from the first curvature. Furthermore the lens (10) comprises an entry diopter (11) including at least one concave lodging (13) for lodging at least one light source, the surface of the concave lodging (13) facing at least partly the curved rear portion (18).

Provided is an illumination device including a light source, a power supply to supply power to the light source, a housing including one side formed to be open, and including the light source and the power supply in the housing, at least one diffusion cover, disposed on the open side of the housing, through which light from the light source passes, and a power cover, disposed on the open side of the housing, to cover one side of the power supply. The illumination device may minimize a number of components or tools used for installing the illumination device. The illumination device may be readily installed by changing a structure and components included in the illumination device may be readily changed and repaired.

A light source device which can prevent the removal of light source elements of a light source device within a projector casing, a projector and a light source fabrication method are provided. An excitation light shining device 70 has a lens holding structure 79 and a light source holding structure 80 which are integrated together with excitation light sources held therebetween. The lens holding structure 79 has through holes 79f which first screw members 84 penetrate, and the light source holding structure 80 has screw holes 80h and screw holes 80k communicating with the screw holes 80h substantially at right angles. With the first screw members 84 penetrating the through holes 79f to be screwed into the screw holes 80h, screw thread portions of the first screw members 84 are pressed to be deformed plastically by distal end portions of the second screw members 85.