|| List of recent Communication System-related patents
|Play usage statistical system|
Viewing history regarding one or more instances of media content is generated for subsequent analysis. The viewing history is developed based on recording timestamps associated with one or more instances that viewing of the media content is interrupted, paused, terminated, etc.
|Signal reception apparatus, block decoding unit and method thereof in radio communication system|
A method for decoding a channel signal in a signal reception apparatus is provided. The method includes performing a block decoding operation on a channel signal block, and if the block decoding for the channel signal block fails, re-performing a block decoding operation on the channel signal block using a preset pattern..
|Methods and systems for 2-dimensional forward error correction coding|
A communication system and a method are disclosed. The communication system includes an encoder configured to encode source data and output an encoded frame including a plurality of rows and a plurality of columns.
|Low density parity check (ldpc) coding in communication systems|
A communication device is configured to encode and/or decode low density parity check (ldpc) coded signals. Such ldpc coded signals are characterized by ldpc matrices having a particular form.
|Broadband certified mail|
The present invention provides system and method for providing certified voice and/or multimedia mail messages in a broadband signed communication system which uses packetized digital information. Cryptography is used to authenticate a message that has been compiled from streaming voice or multimedia packets.
|Transmission apparatus, reception apparatus, communication system, transmission method, and reception method|
Provided is a transmission apparatus capable of avoiding unnecessary decryption and preventing a denial-of-service attack. The transmission apparatus that establishes a secure communications channel (sa) between the transmission apparatus and a reception apparatus includes a creation section that creates a packet, an encryption section that, based on a ratio of a redundant packet to the packets created by the packet creation section and on an instruction from the reception apparatus, determines an encryption coverage in the created packet and encrypts data in the encryption coverage, and a transmission section that transmits the encrypted packet through sa..
|Method and apparatus for providing an adaptable security level in an electronic communication|
A method of communicating in a secure communication system, comprises the steps of assembling a message at a sender, then determining a frame type, and including an indication of the frame type in a header of the message. The message is then sent to a recipient and the frame type used to perform a policy check..
|Portable instrument and docking station with divided universal serial bus communication device|
A universal serial bus (usb) communication system includes a portable instrument and a docking station that communicate with a host device using a divided usb communication device. A first portion of the usb communication device is provided in the portable instrument.
|Transmission filtering processor architecture|
A processor for filtering message traffic between communication systems may include an input buffer storing an input message and an output buffer. The processor may also include a memory interface communicatively coupled to a filter rule table that includes message filter rules for verifying input messages received by the input buffer and build output message rules for constructing output messages based on the input messages received by the input buffer.
|Server device, electronic apparatus, communication system, and information processing method|
A terminal device that is an electronic apparatus communicates with a server device that communicates with a communication device located at one premises. The terminal device receives, based on obtaining the electricity usage quantity by the one premises from a wireless router, information representing the total quantity of electricity usage quantity and the total figure of the electricity rate by the one premises, and the total quantity of electricity usage quantity and the total figure of the electricity rate by another premises over a predetermined term.
|Transmitter, receiver, transmitting method, receiving method, communication system, communication method, program, and computer-readable storage medium|
To provide a technique for making it possible to perform proximity communication using an apparatus not including a special proximity communication device. Transmission data is acquired.
|Display control device, display control method, computer program product, and communication system|
A control system, a control method and a non-transitory computer readable storage medium cooperate to assist control for an autonomous robot. An interface receives recognition information from an autonomous robot (22), said recognition information including candidate target objects to interact with the autonomous robot (22).
|Apparatus and methods for noninvasive monitoring of cancerous cells|
A system for noninvasively monitoring cancerous cells within bodily fluid accumulated due to ascites, pleural effusion or pericardial effusion is provided including an implantable pump having control circuitry; a charging and communication system configured to periodically charge and communicate with the implantable pump to retrieve performance data; and monitoring and control software, suitable for use with conventional personal computers, for configuring and controlling operation of the implantable pump and charging and communication system. The implantable pump is configured to move fluid containing cancerous cells from a body cavity to the bladder such that the fluid may be excreted during urination, collected and analyzed with an analysis station to assess progress of the cancer or efficacy of a cancer treatment program..
|Communication control device, communication control method, and communication control system|
Provided is a communication control device including an information acquisition unit acquiring first information concerning a position a guard area for a first wireless communication system and second information concerning a position of a master node of a second wireless communication system which is secondarily operated using a frequency channel used by the first wireless communication system, a determination unit determining, using the first information and the second information acquired by the information acquisition unit, whether or not an interval between a reference point of the first wireless communication system and the master node meets a condition which depends on a width of the guard area and a communication distance assumed for the second wireless communication system, and a control unit causing the second wireless communication system to be operated with a given transmission power if the determination unit determines the interval meets the condition.. .
|Channel quality index determination|
A method of a transceiver arranged to operate in a cellular communication system comprising cells is disclosed. The method comprises receiving a transmission from a first cell; determining an interfering signal and its occupation in time and/or frequency; determining reduced values in the received signal corresponding to the occupation in time and/or frequency of the interfering signal; and measuring a quotient between desired signal and non-desired signal of reference symbols of the received signal.
|Core network apparatus, radio base station, mobile terminal, mobile communication system, and operation control method|
A core network apparatus (1) in a mobile communication system, includes a control unit (101) that, when a resource utilization rate of the own apparatus falls below a predetermined threshold, makes a transition to an mme utilization promotion state and transmits, to a radio base station (2), an mme promotion start message (111) for encouraging a terminal (3) to perform a communication. When the network utilization rate is low, it is possible to improve the utilization rate by transmitting the mme promotion start message, which is a utilization promotion message..
|Method and arrangement for handling measurements under dynamically configured patterns|
The present disclosure relates to a method in a measuring node and a measuring node for handling measurements performed on signals received over a wireless interface in a wireless communication system. The method comprises performing (202) measurements on the received signals according to a first measurement configuration, detecting (204) that a change from the first measurement configuration to a second measurement configuration has occurred, performing (206) measurements on the received signals according to the second measurement configuration, and using (210) the measurements performed according to the first measurement configuration and the measurements performed according to the second measurement configuration for radio resource management tasks.
|Radio communication system, base station, mobile station, and radio communication method|
A radio communication system includes a base station and a mobile station communicating with the base station. The base station includes a selection unit and a first transmitting unit.
|Wireless communication system utilizing broadcast-based blind offloading|
In an long term evolution (lte) environment, lte base stations may collect relevant data from subscribing wireless devices, as well as from nearby lte base stations and wlan access points. Based on the collected data, as well as data of the base station itself, the base station may make a determination as to whether to institute offloading of some or all of the subscribing ues.
|System and methods for data communications in a wireless communication system|
Techniques for use by a mobile device configured to operate in a wireless network for the communication of data messages with a server are described. When the mobile device does not have an open session with the server, the mobile device receives from a service node via the wireless network a message which informs the mobile device that a data message has arrived at the server and needs to be retrieved.
|Wireless communication system utilizing enhanced air-interface|
In a long term evolution (lte) environment, the lte network can coordinate with a subscribing user equipment to manage offloading to a wireless local area network (wlan) access point or other base station. In doing so, the serving base station on the lte network can acquire device capabilities of the user equipment and provide configuration details to the user equipment based on those capabilities.
|Selective delivery of presence messages for wireless communication devices|
A wireless communication system generates operating information indicating if a monitoring wireless communication device is in active mode or in idle mode for a wireless data service. The wireless system receives location information that indicates geographic locations of a monitored wireless communication device for delivery to the monitoring wireless communication device.
|Method and apparatus for transmitting indication of cell state in wireless communication system|
A method and apparatus for transmitting an expanding request in a wireless communication system is provided. A first cell transmits an expanding request, which includes a cell off state indication which indicates the first cell is going to be turned off, and a cell off timer, to a second cell, receives an expanding request acknowledge as a response to the expanding request from the second cell, and turns off power.
|System and apparatus for adapting operations of a communication device|
A system that incorporates teachings of the present disclosure may include, for example, at a base station, communicating with a mobile phone where the base station comprises a premises wireless access point, at the base station, communicating with a mobile communication system by way of a broadband connection, and instructing a landline phone communicatively coupled to the base station to communicate with a remote end user device via the mobile communication system utilizing identification information of the mobile phone and responsive to communications between the base station and the mobile phone. Other embodiments are disclosed..
|Docking station and method for connecting a mobile communication device to a communication infrastructure|
A docking station and a method for connecting a mobile communication device to an at least partially wire-based communication infrastructure are disclosed. The docking station has a cradle for the storage of the communication device.
|Communication system for spatially-encoded wireless communications|
A method of spatially-encoded wireless transmission using a wireless communications device that is configured with an electromagnetic radiator involves applying a modulated carrier to one or more radiator elements of the electromagnetic radiator. The radiator elements are selected based on instantaneous samples of baseband information, and the modulated carrier is generated from the baseband information.
|Active waveform shuttering for rotorcraft|
In one embodiment a communication system comprises a radiofrequency (rf) transmitter, an antenna communicatively coupled to the rf transmitter to direct an rf signal in a first direction, a laser ranger mounted to the antenna to direct a pulsed laser signal in the first direction and receive reflected laser signals from a rotorblade, and logic to determine a measure of interference resulting from a rotorblade, provide the measure of interference to a radiofrequency (rf) transmitter, and shutter an rf transmission signal from the rf transmitter in response to the measure of interference. Other embodiments may be described..
|Method, controller, and system for tunnel communication|
A communication system for allowing personnel in a tunnel below ground to communicate with a location above ground includes a controller disposed below ground in the tunnel. The system includes an uplink portion that sends uplink messages from the controller below ground in the tunnel through earth to above ground.
|Digital non-linear compensation in optical communication systems|
Systems, devices and techniques for processing an optical signal transmitted from a source over a transmission medium having a length l and performing compensation of non-linear distortions include formulating the compensation as a digital back propagation algorithm by logically dividing the length l into n steps and compensating non-linear distortions for each step as a function of an attenuation adjusting constant parameter that can be selected from a range between 0.3 and 0.7.. .
|Mode multiplexing optical communication system|
An optical communication system is disclosed. The optical communication system comprises an optical transmitter and a substantially circular multi-mode optical fiber.
|Determination device and determination method|
A determination device for a wavelength division multiplex communication system, configured to set each of different paths each of which is formed by connection of spans each of which is a zone between two adjacent transmission devices, among transmission devices forming a communication network, in the communication network, or a single span in the communication network, for the corresponding one of different wavelengths, and configured to transmit an optical signal of each of the wavelengths via the corresponding path set to the wavelength, the device includes: a determination section configured to determine whether an optical signal of at least one of the wavelengths is transmittable only to a path, among newly formed paths, for which the number of spans forming the path is equal to or less than a predetermined upper-limit number, in order to transmit one or more optical signals of one or more wavelengths among the wavelengths.. .
|Method and device for maintaining the performance quality of a communication system in the presence of narrow band interference|
A system that incorporates teachings of the subject disclosure may include, for example, a method for analyzing a wide frequency band with respect to signal power levels in specified narrow frequency bands, detecting narrow band signal power levels received in the specified narrow frequency bands, determining an average composite wideband power level from the narrow band signal power levels, determining an adaptive threshold from the average composite wideband power level, detecting narrow band interference according to the adaptive threshold, and configuring a filter to substantially suppress the detected narrow band interference. Other embodiments are disclosed..
|Communication system with frequency synthesis mechanism and method of operation thereof|
A communication system includes: a frequency synthesizer, configured to reference a radio frequency (rf) signal, in a device including: a ring oscillator with track-and-hold circuit electrically connected to a reference clock, a bank of comparators, electrically connected to the ring oscillator with track-and-hold circuit, configured to measure a coarse timing, and an analog-to-digital converter, electrically connected to the ring oscillator with track-and-hold circuit, configured to generate a fine timing; a communication interface, electrically connected to the frequency synthesizer, is configured to receive a device transmission; and a control unit, electrically connected to the communication interface, is configured to display a receiver data from the a radio frequency (rf) signal.. .
|Systems and methods for detecting or signaling the presence of bursty interference on wireless networks|
Systems, methods, and devices for detecting and managing the presence of bursty interference on a wireless communication system are disclosed. One aspect of the subject matter described in the disclosure provides a method of detecting the presence of bursty interference on a wireless network.
|Method and apparatus for transmitting downlink reference signal in wireless communication system that supports multiple antennas|
The present invention relates to a wireless communication system, and in particular, to a method and an apparatus for transmitting a downlink reference signal in a wireless communication system that supports multiple antennas. The method for transmitting a reference signal for a maximum of eight antenna ports according to one embodiment of the present invention comprises: in a base station, mapping part of a common reference signal for a maximum of four antenna ports into a downlink subframe that includes a 1st slot and a 2nd slot; in the base station, mapping a channel status information reference signal for the maximum of eight antenna ports into the downlink subframe, according to a preset pattern; and in the base station, transmitting the downlink subframe into which the common reference signal and the channel status information reference signal have been mapped, wherein the preset pattern defines the channel status information reference signal for the maximum of eight antenna ports to be mapped onto two ofdm symbols of the data region in the downlink subframe, and wherein part of the common reference signal for the maximum of four antenna ports is limited to the common reference signal for a maximum of two antenna ports..
|Feedback scheduling to reduce feedback rates in mimo systems|
In a closed-loop wireless communication system, a codebook-based feedback control mechanism is provided where feedback from each of a plurality of receivers is scheduled to control the feedback so that the receiving devices do not needlessly feed back precoding information to the transmitting device. The feedback may be controlled by establishing and distributing a schedule to control when each receiver feeds back precoding information, or by establishing and distributing a metric-based feedback threshold that must be satisfied before feedback is permitted..
|Precoding codebooks for 4tx and 8tx mimo communication systems|
A method for communication includes configuring a communication system that includes a transmitter and a receiver with first precoding matrices for mapping up to n data streams onto n transmit antenna ports of the transmitter. Each of at least some of the first precoding matrices are derived from respective second and third precoding matrices.
|Communication system having cross polarization interference cancellation (xpic)|
An all outdoor unit communication system, for performing cross polarization interference cancellation, is provided. The system includes a first outdoor unit (odu) configured to receive a horizontally polarized signal, a first rf module configured to convert the horizontally polarized signal into a first in-phase (i) component and a first quadrature (q) component, and a first modem configured to up-convert the first i and q components from baseband into a horizontally polarized intermediate frequency (if) signal.
|Communication device and communication system|
A transmitter includes a generation section that generates a baseband ofdm signal based on transmission data, and a transmission section that transmits a communication signal that is based on a real-part signal that is obtained by removing an imaginary-part signal from the baseband ofdm signal. In the baseband ofdm signal, the data signal including the transmission data is superimposed on subcarriers that are given numbers equal to or less than n/2−1, and the data signal is not superimposed on subcarriers that are given numbers more than n/2−1, where n (n is an integer) subcarriers included in the baseband ofdm signal are numbered by integers from 0 to n−1 in ascending order with respect to the center frequency of each subcarrier..
|Communication apparatus, integrated circuit, and communication method|
In communication method for communicating via a transmission channel to which first communication apparatuses communicating based on a first communication system, second communication apparatuses communicating based on a second communication system, and third communication apparatuses communicating based on a third communication system are connected, a data transmission domain and a notification domain for notifying a data transmission within the data transmission domain are allocated to the first communication apparatuses, the second communication apparatuses, and the third communication apparatuses, respectively. In the communication method, notices of the data transmission for each of the first communication apparatuses, the second communication apparatuses and the third communication apparatuses are transmitted within the notification domain, and the data transmission domain is reallocated in accordance with the notices transmitted from the first, second and third communication apparatuses..
|Power line communication system synchronization|
Systems and methods for synchronizing a power line communication system including a power line and one or more devices communicatively coupled to the power line. A mains frequency of the power line is estimated at the devices, and corresponding local frequencies of the devices are adjusted based on the corresponding estimated mains frequency.
|Communication terminal, communication method, communication system, and program|
A communication terminal communicating with a network including a control apparatus that generates a processing rule defining a packet processing method, the communication terminal comprises: a request unit that requests an address of the control apparatus when requesting for establishing a connection to the network; a communication unit that establishes a communication channel to the control apparatus based on an address acquired by the address request; and a processing unit that processes a packet based on a processing rule transmitted by the control apparatus via the communication channel.. .
|Low latency in-line data compression for packet transmission systems|
Deep packet inspection (dpi) techniques are utilized to provide data compression, particularly necessary in many bandwidth-limited communication systems. A separate processor is initially used within a transmission source to scan, in real time, a data packet stream and recognize repetitive patterns that are occurring in the data.
|Apparatus, method and system for providing new communication services over existing wiring|
The invention provides apparatus for providing a next-generation communication system over existing wiring. In one form the apparatus includes an input to receive broadband signals carrying next-generation communication data, a processor to extract the next-generation communication data from the broadband signals and a converter to convert the next-generation communication data into analogue telephone signals.
|Communication system, communication device, and communication method|
A communication system comprising first and second master stations configured to perform synchronous wireless communication with a slave station via a first network, and a control station configured to be connected to the first and second master stations via a second network, wherein the control station transmits time information used to synchronize times of the first and second master stations to each of the first and second master stations via the second network, wherein one of the first and second master stations performs timing based on the time information from the control station, and wherein the other of the first and second master stations performs the timing based on announcement information announcing the time information transmitted from the one of the first and second master stations via the first network.. .
|Communication system with a mapping system allowing nodes to register with a controller|
A communication system is provided that includes a controller providing a map of information to enable communication with a plurality of nodes. The information includes identification of two separate time slots, one for random access requests when a node initially contacts a controller and another for exclusively assigned access to transmit messages.
|Apparatus and method for controlling ranging of mobile terminals in wireless communication system|
Disclosed are an apparatus and a method for controlling ranging in a wireless communication system. The apparatus according to the present invention comprises a radio frequency (rf) module converting rf band signals received via antenna to low-frequency band signal; a fast fourier transform (fft) module converting the low-frequency band signal of time-domain to frequency-domain signal; a derandomizer performing derandomizing the frequency-domain signals by using a random sequence being transmitted by the terminals; a depermutation module combining the frequency-domain signals output from the derandomizer by unit of burst and outputting the combined signal; and a ranging controller controlling periodic ranging of the terminal corresponding to the respective bursts by estimating phase change in the frequency-domain signals of burst unit..
|Method and apparatus for switching connection in wireless communication system|
A method and apparatus for switching a connection in a wireless communication system is provided. A source cell decides radio resource control (rrc) connection switching to a target cell, transmits an aggregated user equipment (ue) context transfer message to the target cell, and transmits an rrc connection switching message to a ue in coverage of the source cell.
|Method for transferring informational data|
A method for transferring informational data in a passenger transportation device is provided. The passenger transportation device, comprises an informational system having output units, on which information, is output to the passengers.
|Mobile communication system, base station apparatus and mobile station apparatus|
A mobile station (ms) transmits, to a base station (bs), uplink data on a pusch, the pusch is assigned by using a pdcch. The ms receives, from the bs, a radio resource control signal including first information instructing the ms to periodically transmit first reception quality information (rqi), the radio resource control signal including second information for determining an amount of resources for second rqi transmitted on the pusch, and third information instructing the ms to transmit the second rqi on the pusch; and transmits, to the bs, only the second rqi on the pusch in a case that the transmission of the first rqi which is instructed by using the first information and the transmission of the second rqi which is instructed by using the third information would occur at the same time, wherein the amount of resources for the second rqi is determined based on the second information..
|Method and apparatus for allocation of discontinuous uplink resource|
The present invention relates to a wireless communication system. More particularly, the present invention relates to a method and apparatus for transmitting an uplink signal in a wireless communication system, wherein the method for transmitting an uplink signal in a wireless communication system comprises: a step of receiving a control channel signal containing resource allocation information; and a step of transmitting an uplink signal in accordance with the control channel signal, wherein the resource allocation information has a combination index r to be used for indicating two sets of resource blocks, and each set of resource blocks includes one or more continuous resource blocks..
|Prioritizing radio access types for closed subscriber group cells|
A network entity may be configured for prioritizing radio access types for csg cells of a wireless communication system by storing priority information defining, for each of one or more types of data traffic (e.g., ip traffic, voice traffic, etc.), a priority ranking of cell types comprising at least one of different wireless technologies and different access control types (e.g., a csg mode, a hybrid mode and an open mode), and indicating the priority information to a mobile device for connecting to cells of a wireless communications system. A corresponding mobile entity may be configured for receiving the priority information as described, and selecting a cell to connect to or camp on based on the priority information..
|Method and apparatus for performing random access in wireless communication system|
Provided are a method and an apparatus for performing random access in a wireless communication system. A terminal receives from a base station a physical downlink control channel (pdcch) indication, which indicates an initiation of the random access with respect to a secondary cell (scell), based on whether a cross-carrier scheduling is supported by the scell; transmits a physical random access channel (prach) preamble to the base station through the scell; and transmits a rach response as a response to the prach preamble, based on whether the scell supports the cross-carrier scheduling, wherein the scell and a primary cell (pcell) comprises a carrier aggregation (ca) system, the pcell is a cell from which the terminal performs radio resource control (rrc) connection with the base station, and wherein the scell is at least one cell from residual cells in the carrier aggregation excluding the pcell..
|Communication system, base station apparatus, mobile station apparatus, and communication method|
Provided are a communication system, a base station apparatus, a mobile station apparatus, and a communication method for reducing interference between uncoordinated adjacent cells. The communication system of the present invention comprises a base station apparatus and a mobile station apparatus.
|Method and device for performing a random access process|
The preset invention relates to a method and device for performing a random access process in a wireless communication system. A terminal transmits a random access preamble in an activated secondary cell, and receives a random access response including uplink resource allocation in a primary cell.
|Method and device for allocation of resource location with frequency hopping function|
The disclosure provides a method and device for allocating a resource location with a frequency hopping function. The method includes: an uplink bandwidth of a long term evolution (lte) communication system is acquired; it is determined whether frequency hopping information needs to be allocated to uplink continuous frequency-domain resource location information in a multi-antenna port transmission mode, and when the frequency hopping information needs to be allocated, a length of a resource location and frequency hopping bit indicator and a length of frequency-domain resource location information are obtained according to the uplink bandwidth; a difference value_d between the length of the resource location and frequency hopping bit indicator and the length of the frequency-domain resource location information is calculated; and frequency hopping information is allocated to the frequency-domain resource location information according to the difference value_d.
|Radio communication system, base station device, mobile station device, radio communication method, and integrated circuit|
In a radio communication system in which a mobile station device and a base station device communicate with each other, power of a signal from the mobile station device to the base station device is efficiently controlled. When a finally received dci format for pusch is a dci format 0 or a dci format 4 in which two transport blocks are enabled, a scheduling unit (1013) notifies, to a transmission power control unit (1015), that δpower-offset is 0.
|Apparatus and method for a communication system|
Apparatus and method for communication are provided. The solution includes controlling the communication of a transceiver on shared data channels using a data channel slot including a sensing period and a data period and controlling a transceiver to communicate on common and dedicated control channels on a shared spectrum using control channel slots, each control channel slot including a downlink part and an uplink part, wherein the uplink part occurs at the same time as the sensing period of a data channel slot..
|Mobile communication method, mobile terminal, radio base station, and program|
A mobile communication method is a method for distributing mbms data to a mobile terminal in a mobile communication system including a general cell supporting a broadcasting of the mbms data and a specific cell not supporting the broadcasting of the mbms data, comprising: a step a of determining whether or not to continue a reception of the mbms data in the general cell, based on at least one of an operation state of the general specific cell and a state of service with which the mobile terminal is provided by the general cell, when the mobile terminal receives, in a connected state, the mbms data broadcasted from the general cell in a connected state.. .
|Method and apparatus for group communication in proximity-based service|
The present invention is directed to a method and an apparatus for use in a wireless communication system. Specifically, the present invention is directed to a method of supporting a group communication and an apparatus therefore, in which the method comprises: establishing a communication connection with a second ue via a first relay ue; and receiving, from the first relay ue, a message requesting a relay connection, the message including first information indicating a current hop count, wherein if a condition is satisfied, the relay connection is provided between the first relay ue and a fourth ue via a second relay ue, the second relay ue being the first ue, wherein if the condition is not satisfied, the request of the relay connection is rejected, wherein the condition includes: the current hop count is less than a maximum number of allowed hops..
|Apparatus and method for discontinuous receive in communication systems with large number of antennas|
A user equipment (ue) performs a method for supporting discontinuous receive (drx) in a wireless network. The method includes waking up at a wake up time associated with a beginning of a drx cycle, the drx cycle comprising a plurality of subframes.
|Method of remapping hybrid automatic repeat request timeline in time division duplex uplink-downlink reconfiguration|
A method of remapping hybrid automatic repeat request (harq) timeline in time division duplex (tdd) uplink-downlink (ul-dl) reconfiguration, for a communication device in a wireless communication system is disclosed. The method includes being reconfigured from a first tdd ul-dl configuration in a first radio frame to a second tdd ul-dl configuration in a second radio frame, determining a tdd ul-dl reference configuration according to ul subframe allocations of the first and second tdd ul-dl configurations in the first radio frame, and performing harq processes of the first tdd ul-dl configuration according to a harq timeline of the tdd ul-dl reference configuration during the first and second radio frames..
|Interceptor system for characterizing digital data in telecommunication system|
Certain aspects are directed to an interceptor system for characterizing digital data communicated between certain points in a telecommunication system. The interceptor system includes an interface device and a processing device.
|Method and apparatus for performing effective feedback in wireless communication system supporting multiple antennas|
A method for transmitting channel status information (csi) of downlink multi-carrier transmission includes generating the csi including at least one of a rank indicator (ri), a first precoding matrix index (pmi), a second pmi and a channel quality indicator (cqi) for one or more downlink carriers, the cqi being calculated based on precoding information determined by a combination of the first and second pmis, determining, when two or more csis collide with one another in one uplink subframe of one uplink carrier, a csi to be transmitted on the basis of priority, and transmitting the determined csi over a uplink channel. If a csi including an ri or a wideband first pmi collides with a csi including a wideband cqi or a subband cqi, the csi including a wideband cqi or a subband cqi has low priority and is dropped..
|Method and apparatus for controlling interference in wireless communication system|
A method and apparatus for controlling interference in a wireless communication system are disclosed. A method for measuring inter-cell interference by a pico enb in a wireless communication system includes: receiving transmission information of a dummy signal to be transmitted on at least one candidate carrier from a neighbor pico enb; scheduling at least one user equipment (ue) served by the pico enb to measure the dummy signal based on the transmission information; receiving a measurement value of the dummy signal from the at least one ue; and transmitting a measurement report of the dummy signal based on the measurement value to the neighbor pico enb, wherein the dummy signal transmission information is specified for each of a plurality of subframe sets of the at least one candidate carrier..
|Channel traffic congestion avoidance in a mobile communication system|
A mobile station detects whether there is congestion in a cell by monitoring a first channel fix downlink messages and decoding the messages to see if the decoded messages indicate congestion, where the first channel is a common control channel (ccch). For the case in which the mobile station determines from the decoded messages that there is no congestion, the mobile station initiates a random access procedure by transmitting a request message uplink on a random access channel (rach).
|Communication system, communication route control method, and communication apparatus|
A communication system that performs communication route control includes a center node and at least one node connected thereto via a communication line. The node includes an error-detecting unit that detects an error in the communication route, a route request packet transmitting unit that broadcasts a new route request packet in response to the detection, a route answer packet receiving unit that receives a route answer packet transmitted from a node that is a target node or a node having a valid route to the target node or from the center node, and a communication route updating unit that updates a communication route based on the route answer packet.
|Microphonics suppression in high-speed communications systems|
One design aspect in electronic systems, such as communication systems, is noise suppression. More particularly, this relates to microphonics suppression in high-speed communication systems, such as microwave wireless radio systems.
|System and method for avatar generation, rendering and animation|
A video communication system that replaces actual live images of the participating users with animated avatars. The system allows generation, rendering and animation of a two-dimensional (2-d) avatar of a user's face.