Abstract: A radio communication system for preventing transmission and receiving data from colliding with each other in radio relay communication. The radio communication system includes a plurality of radio base stations each having a scheduler for arranging a schedule of assignment of a slot into which data is to be inserted in a radio frame, a terminal for performing communication with at least one of the radio base stations through a connection, and a relay station for performing relay forwarding of the radio frame exchanged through the connection, the relay station including a scheduler control section for giving an instruction of the schedule to the scheduler. The scheduler control section gives the instruction to the scheduler so as not to generate duplicate slot assignment, in which the whole or a part of data is assigned to the same slot in radio frames sent at the same timing.

Abstract: A method and system for providing network management communication between a plurality of network elements are disclosed. A method includes creating a tunnel configured for transmitting data between the network elements and transmitting network management information over the tunnel using a network management protocol. The tunnel passes through a gateway network element configured to communicate with the network elements utilizing the network management protocol.

Abstract: A remote control system for a vehicle is disclosed. The system comprises a mobile device that transmits a signal ordering the vehicle to perform an opening operation, and an in-vehicle electronic device that performs the opening operation in response to the signal. In the system, the in-vehicle electronic device includes a determination part that determines whether a manipulation mode of the mobile device should be set; and a setting part that sets the manipulation mode of the mobile device in accordance with the determination result.

Abstract: An emergency lighting system includes a plurality of emergency lights and a plurality of emergency power systems. Each of the plurality of emergency power systems is electrically connected to a respective one of the plurality of emergency lights through a respective one of a plurality of power switches. The emergency lighting system also includes a plurality of processors. Each of the plurality of processors is electrically connected to a respective one of the plurality of emergency power systems and executes software that monitors a status of a respective one of the emergency power systems and controls a state of the plurality of power switches. The emergency lighting system also includes a plurality of radio transceivers. Each of the plurality of radio transceivers is electrically connected to a respective one of the plurality of processors and communicates with other radio transceivers in the plurality of radio transceivers that are in radio wave proximity.

Abstract: A transmitter that is programmable to transmit one or more identification or device codes, using one or more transmission formats, at one or more transmission frequencies to control one or more respective devices. In one embodiment, the transmitter includes a controller and memory for storing transmission values and corresponding transmission frequencies, where the transmission values may include multiple device codes and transmission formats. A subset of the transmission values and corresponding transmission frequencies stored in the memory are assigned to or associated with one or more actuation switches upon matching the transmission values in a sampled signal to a set of transmission values stored in memory. In one embodiment, the transmission values may correspond to either a fixed-code transmission format or a rolling-code transmission format.

Abstract: A base unit and a handset comprise a wireless part, a control part, and a transmission (151) and reception part (150), respectively. Communications are switched by either of the two ways: PTT switching and tone generation in the base unit, and tone detection in the handset or PTT switching in the base unit, and voice detection in the handset. It is preferable that the transmission (151) and reception (150) part of the handset includes a single transducer type headphone. It is also preferable that photo-coupler (41, 43) and a photo-switch (42) are provided at connection point of signal paths between the transmission (151) and reception part (150), the control part, and between the control part and the wireless part.

Abstract: A remote control system which can reliably provide desired control while saving power. A remote control apparatus is capable of carrying out two-way wireless communication with an apparatus to be controlled. A control signal corresponding to a key switch for remote control is repeatedly transmitted while the key switch is being operated. Repeated transmission of the control signal is inhibited in accordance with reception of a predetermined signal from the apparatus to be controlled.

Abstract: A method for monitoring a redundant (passive) transmitter, being, for example, part of a base station of a point-to-multipoint radio communications system transmits, during normal operation, a spread-spectrum signal over the redundant transmitter, the spread-spectrum signal being of low spectral power in comparison with data signals being transmitted by the active transmitter of the base station. One or more receivers are associated, for example, with terminal stations in communication with the base station and detect the presence of the spread-spectrum signal. If the spread-spectrum signal is not found to be present, the receivers provide an indication of this, and from this indication, a decision is made as to the integrity of the redundant transmitter.

Abstract: Wake on wireless network techniques are described. An apparatus may include a wireless transceiver, a processor coupled to said transceiver, and a connection management module for execution by the processor. The connection management module may establish a connection with a client device, receive a sleep preparation message with at least one sleep parameter value from the client device, and set a timeout value for the connection based on the sleep parameter value. Other embodiments are described and claimed.

Abstract: Radio systems for supplying hearing apparatus in events rooms are of a more convenient design. To this end a radio transmission apparatus is provided for transmission of speech signals in an events room. It possesses a receive device for receiving at least one control signal and a switching device for switching the radio transmission apparatus on and/or off depending on the received control signal. In addition a control apparatus is provided for controlling the radio transmission device, with which speech signals are transmitted in an events room. This control apparatus possesses a detection device to detect a presence or a movement of the radio transmission device in the events room and a transmit device for transmitting a control signal to the radio transmission device depending on the detection result of the detection device. This allows a transmit device of a teacher to be switched off when they leave the classroom.

Abstract: A wireless communication system is disclosed that transmits a feedback signal containing a channel estimate value between a first wireless communication device and a second wireless communication device. The first wireless communication device that transmits the feedback signals includes: a channel estimation unit that receives signals containing pilot signals, and determines the channel estimate value of a wireless link; a multiplier that multiplies a pilot signal by the channel estimate value; and a multiplexer that multiplexes an output signal from the multiplier with another pilot signal, to generate the feedback signal. The second wireless communication device that receives the feedback signal includes: a separator that separates the signals that are multiplexed in the feedback signal; and channel estimation units that determine the channel estimate value of the wireless link, based on the separated signals.

Abstract: An onboard-equipment control apparatus controls activation of an onboard apparatus such as an air conditioner and termination of the operation of the onboard apparatus in order to prevent an onboard battery from running out of residual electric charge in advance. Upon detection of a state in which an onboard radio apparatus is not capable of receiving a termination command from a cellular phone or the cellular phone is not capable of transmitting a termination command to the onboard radio apparatus while the air conditioner is in operation, the onboard-equipment control apparatus forcibly terminates the operation of the air conditioner even before a termination condition is satisfied. Thus, the onboard battery can be prevented in advance from running out of accumulated electric charge required for operating the activated air conditioner thereafter.

Abstract: A method of indicating about an incoming connection and a radio terminal equipment arrangement including a cellular core unit having a control unit and one or more peripheral units is provided. The control unit is configured to indicate the incoming connection in one or more peripheral units but not in the cellular core unit, when the LPRF connection between the cellular core unit and the peripheral unit is available; and to indicate the incoming connection in the cellular core unit, when the LPRF connection between the cellular core unit and the peripheral unit is not available and to indicate the incoming connection in the peripheral unit, when the LPRF connection between the cellular core unit and the peripheral unit becomes available.

Abstract: A method of establishing communications with one or more devices located in an environment using a wireless communication device is disclosed. The wireless communication device comprises a short-range transceiver that is able to communicate with a short-range transceiver located in the environment. A communication is received from the short-range transceiver of the wireless communication device that includes a request to establish communications with one or more device located in the environment. A request is transmitted to an environment directory server to determine if a user associated with the wireless communication device has permission to access any of the devices in the environment. A response is received from the environment directory server in response to the request. A communication is made to the short-range transceiver of the wireless communication device indicating whether the device can communicate with any of the devices in the environment.

Abstract: A monitoring system is provided, by which alarm information and location data from a wireless personal tracking device carried by an individual is transmitted to an administrative hub for processing and action according to defined rules, including dispatching optimum assistance in the event of an alarm. Simultaneous monitoring of a plurality of individuals with diverse tracking units and effective event recording and reporting can be implemented.

Abstract: The performance of closed loop transmit diversity (CLTD) systems may be improved, in accordance with aspects of the present invention, by encoding antenna control information fed back from a mobile station to a base station. As compared to prior art CLTD systems that send antenna control bits in unencoded feedback messages, encoding the antenna control information may result in reduced feedback delays and reduced transmission power. Further, in accordance with some aspects of the present invention, the antenna control bits may be fed back to the base station on a common feedback channel also used to feed back channel quality indication, thus reducing processing overhead.

Abstract: A welcoming system for welcoming a user of an automobile has a host communication means provided in the automobile or a facility around a parking location of the automobile. The system further has a distance detecting means for detecting a distance between the user and the parking automobile. A welcoming control means operates a welcoming operating means, such as a head lamp of the automobile, in such a manner that a content of the welcoming operations will be selected and changed depending on the detected distance between the user and the automobile.

Abstract: Herein disclosed is a communication apparatus to be operative in combination with first and second external devices for respectively producing first and second information, comprising: first information receiving means for receiving the first information from the first external device; communication performing means for performing a communication with the second external device by receiving the second information from the second external device and producing an exchange information to be transmitted to the second external device and; controlling means for controlling the communication performing means by assuming two different operational states including a first operational state to allow the communication performing means to be operable to perform the communication with the second external device and a second operational state to allow the communication performing means to be inoperable to perform the communication with the second external device, the controlling means being adapted to selectively assume th

Abstract: The invention proposes a transmission system using a reference subcarrier to synchronize a local oscillator 104. The reference subcarrier can be placed at various locations of the band allotted to an operator. The external unit 1 of the reception device comprises frequency-wise selection means 107 which make it possible to select the synchronization subcarrier.

Abstract: A power amplifier (PA) line-up (210) and a method (500) for more efficiently utilizing battery power are disclosed. PA line-up (210) includes a driver (220), a matching circuit (214), and a PA (230) coupled to a matching circuit (216), wherein matching circuit (216) is configured to be coupled to a filter (260). PA line-up (210) includes a transmission line (260) coupled to matching circuit (216) and a switch (262) configured to selectively couple driver (220) to either matching circuit (214) or matching circuit (216) such that signal (205) is capable of by-passing PA (230) when signal (205) does not need to be amplified by PA (230). Furthermore, PA line-up (210) may include a second transmission line (250) so that signal (205) is capable of by-passing a driver (220) and a PA (230) when signal (205) does not need to be amplified by driver (220) and PA (230).

Abstract: Embodiments of this invention supplement the termination process having the mobile subscriber unit to terminate the call upon completion of an OTA programming session. In one embodiment, the termination is initiated by the mobile subscriber unit after every session. In another embodiment, the termination is initiated after the network fails to terminate the call. In another embodiment, the termination is only initiated in circumstances where it is known that the service provider has failed to terminate the call.

Abstract: A remote control apparatus for remotely operating an electronic apparatus, is provided with: a reception device which receives a signal indicating available operation buttons transmitted from the electronic apparatus; and an indication device which explicitly indicates available operation buttons from among a plurality of operation buttons based on the received signal which indicates available operation buttons.

Abstract: A method and apparatus for preventing radio communication system access by an unauthorized modem. The apparatus comprises a signal detector that determines if an authorization signal has been received from the base station within a specified period of time. The authorization signal authorizes the apparatus to communicate with the base station. A transmitter transmits information to the base station, and a controller disables the transmitter of the apparatus providing that the authorization signal has not been received within the specified period of time.

Abstract: A method and apparatus for transmit power control (TPC) while switching a beam among a plurality of beams in a wireless communication system. An antenna array generates a plurality of directional beams and preferably an omni-directional pattern and switches a beam among the plurality of beams preferably including the omni-directional pattern. Link quality on at least one of the plurality of beams is measured, and a beam having a greatest link quality is selected. If the selected beam is different from a current beam, a beam is switched from the current beam to the selected beam. While switching a beam, TPC parameters are adjusted based on the link quality difference between the link quality of the current beam and the link quality of the selected beam, and optionally, base on other parameters.

Abstract: A transmitter that is programmable to transmit one or more identification or device codes, using one or more transmission formats, at one or more transmission frequencies to control one or more respective devices. In one embodiment, the transmitter includes a controller and memory for storing transmission values and corresponding transmission frequencies, where the transmission values may include multiple device codes and transmission formats. A subset of the transmission values and corresponding transmission frequencies stored in the memory are assigned to or associated with one or more actuation switches upon matching the transmission values in a sampled signal to a set of transmission values stored in memory. In one embodiment, the transmission values may correspond to either a fixed-code transmission format or a rolling-code transmission format.

Abstract: The present invention concerns a method for verifying a command in a vehicle remote communication system. The remote communication system includes a remote transmitter, and a vehicle body having a receiver module and a control module connected by a communication bus disposed therein. The control module is in communication with at least one vehicle system. The remote transmitter transmits an activation signal that is received and decoded by the receiver module. The receiver module transmits a first message along the communication bus that is received by the control module. The control module transmits an acknowledgment message that is received by the receiver module. The receiver module re-transmits the first message that is received by the control module. The control module then initializes a vehicle system command to the vehicle system, thereby preventing an inadvertent activation of the vehicle system.

Abstract: A method of adjusting downlink transmission power at a base station based on the measured SIR relative to a referenced level in a mobile terminal. The referenced level can be the targeted SIR or zero. When the measured SIR is greater than the referenced level, the measured SIR is further compared to a first threshold value in order to determine the step size for power reduction. When the measured SIR is smaller than the referenced level, the measured SIR is further compared to a second threshold value in order to determine the step size for power increase. The first and second threshold values can be derived from the target SIR and TPC step size as provided in the RRC signal. Furthermore, the step values and threshold can be based on statistical analysis while the system is running.

Abstract: A stationary device 20 sends a portable-device finding signal to a portable device 10 from a plurality of stationary-device side antennae 24 and 25, which are located at different positions. Upon receipt of the portable-device finding signal from the stationary device 20, the portable device 10 sends a reception intensity data signal to the stationary device 20. The stationary device 20 determines the current position of the portable device 10 by using reception intensity data of the portable-device finding signals, which are received at the stationary-device side antennae, from the portable device 10.

Abstract: In the wireless communication system, a wireless selection device is able to select any of a plurality of sufficiently proximate wireless devices without the necessity to actually physically contact or operate any of those devices. Thus, a user may control any of a plurality of devices from a single wireless selection device. The wireless selection device may in some embodiments be a wireless pointing device or a wireless keyboard to mention two examples.

Abstract: A system and method are provided for detecting biological and chemical material. To measure biological materials such as genes easily at low costs, the device for implementing a small-sized, high sensitive, economical measurement apparatus is provided. Probes appropriate for target biological materials are fixed on a chip, on which a sensor, identification number, and radio communication function are implemented, the captured targets are detected by the sensors, and the result of sensing are transferred to an external control unit by the radio communication function. The small-sized, high sensitivity measurement apparatus for detecting biological and chemical materials such as genes and measuring physical and chemical amounts such as temperature, pressure, pH, and the like can be implemented.

Abstract: Estimating non-linearity of a power amplifier includes receiving signals at a first location. The signals include an input signal, a pre-distorted signal, and an output signal. The output signal exhibits distortion, including a non-linearity effect, with respect to the input signal. The power amplifier is located at a second location remote from the first location. The non-linearity of the power amplifier is estimated in accordance with the signals at the first location using an inverse model. Pre-distortion information is calculated according to the estimated non-linearity using the inverse model. The pre-distortion information is sent to a pre-distorter at the second location, where the pre-distorter can reduce the non-linearity effect using the pre-distortion information.

Abstract: An apparatus for communication with a wireless network is provided. A video display unit is mounted on a seat back. The video display unit includes a processor, a video display electrically coupled to the processor, a component configured for wireless communication with the processor, and a receiver electrically coupled to the processor. A user interface is mounted on an armrest. The user interface includes a user input interface and a transmitter electrically coupled to the user input interface.

Abstract: A wireless data exchange system is disclosed. The system includes an electronically operated appliance including a transmitter, a receiver, and a control module configured to communicate with the transmitter and receiver. The control module provides a primary mode of operation and a secondary mode of operation and includes control logic configured to selectively change the mode of operation of the electronically operated appliance. A communication device adapted to be held in the hand of a user is configured to cooperate with the transmitter and the receiver to impart instructions wirelessly to the control logic in order to change the mode of operation of the electronically operated appliance upon receipt of a command from a user. A method of exchanging data wirelessly between an apparatus and a communication device is also disclosed.

Abstract: A technique is disclosed for controlling a plurality of devices in a building. The technique includes detecting a first network event at a first device, updating a network state on the first device based on the first network event, determining at the first device an action based on the network state, and transmitting a second network event to a second device.

Abstract: A communication system (20) includes a hub radio (22) that wirelessly communicates with any number of user radios (24). The hub radio (22) monitors signal quality measurements compiled from the communication signals (30?) transmitted from the various user radios (24) and based upon baseband quadrature constellation point error to estimate out-of-band signal energy for the communication signals (30?). The hub radio (22) formulates commands based upon these measurements that instruct the user radios (24) how to adjust their power amplifier linearizers (66) so that their power amplifiers (74) become better linearized to minimize spectral regrowth and insure compliance with a spectral template.

Abstract: The present invention is generally directed to a system and method for communicating between a personal data access device and a remote communication unit. In accordance with one aspect of the invention, a device, electrically connected for communication with a public switched telephone network (PSTN), is provided for facilitating communications between a personal data access device and a remote communication unit disposed in communication with the PSTN. The device includes a radio frequency (RF) transceiver configured for communication with a remote RF transceiver associated with the personal data access device, via an RF link, and a controller, responsive to communications received from the remote RF transceiver to maintain two-way communication between the personal data access device and the remote communication unit via the PSTN and the RF link.

Abstract: A remote control receiving circuit for receiving a remote control signal from a transmitter includes a header interrupt generation circuit that outputs a header interrupt signal when detecting the header of the signal, a data interrupt generation circuit that outputs a data interrupt signal when the header has been detected and the predetermined data receiving is completed, and a switch that selects the header interrupt signal or data interrupt signal in accordance with an instruction of the CPU. A CPU has one interrupt port for receiving the interrupt signal selected by the switch, and performs control in accordance with the received interrupt signal. Therefore, a remote control receiving system can reduce the codes, processing power, and resources of the CPU, which are used to implement the remote control signal receiving function, and reduce the cost of the entire system.

Abstract: Herein disclosed is a wireless microphone for receiving a sound signal and transmitting a radio signal and operable in combination with an acoustic operation unit to output a control signal, including a modulating unit for modulating the radio signal with the sound signal to produce a modulated radio signal, the modulating unit being operative under a plurality of operation conditions and having a plurality of signal channels in association with the operation conditions allowing the modulated radio signals to pass therethrough; a detecting unit for detecting the control signal outputted by the acoustic operation unit, the control signal being indicative of the operation conditions of the modulating unit; and adjusting unit for adjusting the operation conditions of the modulating unit in response to the control signal from the acoustic operation unit.

Abstract: A remote controlled system employs a computer-based remote control facilitator to facilitate remote control of a controlled device from a non-dedicated remote controller. The computer facilitator is coupled to the remote controller and controlled device via a wireless or wire-based network. The computer facilitator runs an application that corresponds to the controlled device. Neither the remote controller nor the controlled device need have any awareness of the other, or any knowledge as to how to communicate with one another. The computer tells the remote controller what options to present to a user and translates the selection entered by the user into a command that is sent to the controlled device.

Abstract: A remote control system for controlling the operation of electrical apparatus, comprising a receiver provided in use at said apparatus and a transmitter having a casing and adapted for use as an add-on module in conjunction with a telephone capable of dialling based on DTMF (Dual-Tone-Multi-Frequency). The transmitter comprises an input device for receiving a DTMF dialling signal from said telephone, and a transmitter circuit housed in the casing for subsequently processing the signal and then transmitting it as a remote control signal for receipt by the receiver. The receiver comprises a receiver circuit for receiving the remote control signal transmitted by the transmitter, and a control circuit for subsequently processing the control signal and then controlling the operation of said apparatus according to the control signal.

Abstract: A method and apparatus for a universal transmitter that can learn and emulate the transmission frequency and modulation pattern of a template transmitter, without prior knowledge of such information. The universal transmitter is then operable to transmit the “learned” modulation pattern and transmission frequency to actuate a remote control receiver operable with the template transmitter. The universal transmitter is capable of recognizing a fixed-code pulse-modulated, frequency shift keying, or other transmission without prior knowledge of the frequency and modulation pattern. The universal transmitter includes multiple programmable switches to allow the universal transmitter to learn the modulation pattern and frequency of multiple transmitting sources and store the values in non-volatile memory.

Abstract: A radio transmitter includes a CPU, functioning to allow the radio signal to be transmitted in event of a decision result that the radio signal transmission should be permitted but, in event of a decision result that the radio signal transmission should not be permitted, functions to allow the radio signal to be stopped and to instruct the alarm output section to output an abnormal alarm; a distributor, functioning to distribute a radio signal outputted from the radio transmitter to the outside; a transmitter; a spectral analysis, functioning to perform a frequency analysis of the radio signal according to the standard information; a power comparator section, to decide whether or not a transmission of the radio signal should be permitted by comparing the result of the frequency analysis with the standard information; and an alarm output section.

Abstract: A system and method for enabling a wireless terminal to access and operate ubiquitous devices (“UDs”), such as televisions, DVD players, etc. The system comprises a server coupled to access points and UDs via a LAN or a WLAN. Each access point is associated with both a map of an associated area and an overlay indicating the location of the UDs within that area. In response to wireless terminal requests relayed by an access point, the server retrieves the map and overlay associated with the access point, and transmits that data to the terminal for display. Alternatively, a list of UDs may be transmitted. Selection of a UD from the display causes an image of the UD's control panel to be displayed, from which the device may be remotely controlled by the user. A mechanism is also provided to permit users to display maps of areas other than the one in which the user is currently located to permit remote control of UDs in such areas.

Abstract: A portable communication network comprises plural portable communications units, each providing a unit code identifier, a wave energy transceiver, preferably using RF energy which is enabled for direct communication with any other of the communications units over a limited range, a device for assigning a target code to each signal transmission, a device for detecting the target code in each signal reception, a device for processing a received signal when the target code of the received signal equals the unit code, and a device for retransmitting a received signal when the target code of the received signal differs from the unit code. In this manner, through signal repeating, communication is enabled between any two of the communications units when their separation is greater then the limited range. Automatic routing through the communication network is established between two members of the network. Alternate routes are established as background tasks to be switched in if the current route is interrupted.

Abstract: A remote control transmission monitoring system. The system monitors remote control transmissions for the purpose of updating state tables for one or more remotely controllable appliances. The state tables may then be queried for the purpose of determining the present state of an appliance whereby the transmission of a command that would place an appliance in an unintended state may be avoided.

Abstract: A remote control device for an audio/video system is disclosed. The remote control device is capable of receiving a video signal from a television tuner, the video signal suitable for display on a remote control display, and further capable of displaying the video signal on the remote control display. The remote control device is further capable of receiving an audio signal from the television tuner, and capable of broadcasting the audio signal to a user.

Abstract: A remote controlled system employs a computer-based remote control facilitator to facilitate remote control of a controlled device from a non-dedicated remote controller. The computer facilitator is coupled to the remote controller and controlled device via a wireless or wire-based network. In one implementation, the computer facilitator is a general-purpose computer that runs an open platform operating system. The computer facilitator runs an application that corresponds to the controlled device. The application contains program code, data, information, and any other intelligence that may be used by the facilitator to assist the remote controller in controlling the controlled device. Neither the remote controller nor the controlled device need have any awareness of the other, or any knowledge as to how to communicate with one another. The remote controller gains its power and flexibility from the general-purpose computer.

Abstract: An electronic volume device of an invention includes a common volume I/O 371 for receiving an i-th common volume level Dcom[i] (i=1 to N) on a common scale of N steps, a volume converter 373 for converting the Dcom[i] into a j-th unique volume level Dvol[j] on a unique scale of n steps; and a volume controller 372 for controlling an electronic volume based on the unique volume. The volume converter 373 includes a volume memory for storing an offset between the Dcom[i] and the Dvol [j] and a volume controller that controls at least one of the Dvol[j] and the offset such that the received Dcom agrees with the sum of the Dvol[j] and the offset and controls the Dvol[j] on a higher priority than the offset.

Abstract: A microwave appliance (10) designed to communicate with a plurality of communication devices (11,13, & 15) within a piconet (30) includes a transmitter (24) for communicating with the plurality of communication devices within the piconet; and a processor (22). The processor is programmed to communicate (102) to a master within the piconet about operating information of the microwave appliance, delay bias (104) to a microwave source within the microwave appliance for a predetermined time upon a user request for microwave appliance operation and then return (108) to a normal operating condition.

Abstract: The present invention provides labeled synthetic libraries of random oligomers and methods and apparatus for generating labeled synthetic oligomer libraries. Each member of such a library is labeled with a unique identifier tag that specifies the structure or sequence of the oligomer. In a preferred embodiment of the present invention the identifier tag is a microchip that is pre-encoded or encodable with information that is related back to a detector when the identifier tag is pulsed with electromagnetic radiation.