Abstract: Embodiments of the present invention are directed to methods, apparatuses, and systems for implementing a point-to-point radio architecture in which the isolation needed between the transmitter and receiver may be achieved through the use of separate antennas. One embodiment is directed at a radio head comprising a transmitter configured to operate at a first frequency, a receiver configured to operate at a second frequency, and a processor coupled to both the transmitter and the receiver. The transmitter is further coupled to a first antenna interface coupled to a first antenna configured to transmit signals at the first frequency. The receiver is further coupled to a second antenna interface coupled to a second antenna configured to receive signals at the second frequency.

Abstract: A method of performing pairing by a transmission terminal in device to device communication is provided. The method includes classifying a plurality of link identifications for identifying a data transmission and reception channel a seed of at least one link identification; selecting an available candidate link identification seed among the seed of the at least one link identification, transmitting a pairing request message including seed information associated with the selected available candidate link identification seed, and receiving a pairing response message corresponding to the pairing request message. When allocating a connection ID in a device to device communication environment, even if a small number of devices exist, an overhead for searching for the connection ID is not great. Further, when many devices exist within a specific range, a probability of devices having the same connection ID is reduced. Accordingly, the device to device communication can be easily performed.

Abstract: An aircraft (10) or other conductive body having an electrical conductor which is capable of storing electrical charge, the aircraft comprising: connection means (20, 22, 24) for connecting said conductor with at least one other aircraft (10) having an electrical conductor capable of storing electrical charge so that stored charge can be transferred to and/or received from said at least one other aircraft; and control means (32, 34) for controlling transmission of charge so as to convey information to said at least one other aircraft and/or information extraction means (32, 34) for extracting information from the transmission of charge received from said at least one other aircraft.

Abstract: An efficient coding and modulation system for transmission of digital data over plastic optical fibers is disclosed. The digital signal is coded by a three-level coset coding. The spectral efficiency of the system is configurable by selecting the number of bits to be processed in each of the levels. The first level applies to the digital data a binary BCH coding and performs coset partitioning by constellation mapping and lattice transformations. Similarly, second level applies another binary BCH coding, which may be performed selectably in accordance with the desired configuration by two BCH codes with substantially the same coding rate, operating on codewords of different sizes. The third level is uncoded. The second and third levels undergo mapping and lattice transformation. After an addition of the levels, a second-stage lattice transformation is performed to obtain a zero-mean constellation. The symbols output from such three-level coset coder are then further modulated.

Abstract: A signaling method for a terminal that performs direct communication between terminals terminal is disclosed. A transmitting terminal transmits a link establishment request message for establishing a link to a receiving terminal, and the receiving terminal transmits a link establishment response message responding to this message to the transmitting terminal. The link establishment request message includes a field indicating a flow to use if the receiving terminal acquires a token.

Abstract: 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.

Abstract: A terminal device and a data transceiving method are provided. The terminal device includes a sensing unit which senses a momentum of the terminal device, an interface unit which receives a momentum from at least one external device, and a control unit which performs one of a data receiving operation, a data transmitting operation, and a data transceiving operation with the at least one external device depending on a comparison value obtained from a comparison of the sensed momentum with the received momentum to allow two devices to exchange data more easily.

Abstract: A probe system includes a probe and a transmission/reception element. The probe and the transmission/reception element are configured such that information is transmittable between them in wireless fashion via a radio signal. The transmission/reception element or the probe has two antennas, set apart from each other, for receiving the radio signal, so that the information received by the two antennas via the radio signal is able to be processed concurrently.

Abstract: Some demonstrative embodiments include devices, systems and/or methods of wireless communication over a beamformed communication link. For example, a time for communicating may be requested, granted, and the communication take place between two consecutive beacons. In some embodiment, specific formats may be used to communicate the necessary information in this exchange.

Abstract: A device and a unit provide an associative link between a vehicle and a charging station, in which the charging station supplies a battery of the vehicle with energy. A vehicle having the device and a charging station having the unit are also provided.

Abstract: A short range wireless communication apparatus is disclosed. When multiple communication protocols including a first communication protocol and a second communication protocol are simultaneously connected between the short range wireless communication apparatus and another short range wireless communication apparatus, the short range wireless communication apparatus notifies the another short range wireless communication apparatus a second communication protocol connection request if the first communication protocol is disconnected in response to transmission of a first communication protocol disconnection request to the another short range wireless communication apparatus and then the second communication protocol is disconnected in response to transmission of a second communication protocol disconnection request from the another short range wireless communication apparatus.

Abstract: Methods and apparatus for using high power narrow signals, e.g., tones, for communicating transmitter information without putting the full transmission power available into the transmitted tone or tones are described. User data is transmitted in parallel with transmitter information in many embodiments with the user data being allocated more than 20% of the transmitter's maximum output power in many cases. Buy using an amount of power on the tones used to communicate transmitter information while simultaneously transmitting user data with more than 20% of the available transmission power, efficient bandwidth utilization is achieved while still ensuring a high probability that that the transmitter information signals will be received and detectable using simple energy detection techniques and without the need for timing synchronization with the transmitter to be achieved for success interpretation of the transmitter information.

Abstract: There are provided a wireless communicator that performs channel scanning, in a period during which wireless communication is not performed, to detect a frequency channel currently used by a surrounding wireless communication device; a frequency channel information storage that stores frequency channel information indicating the frequency channel detected by the wireless communicator; and a travel information acquisition unit that acquires travel information indicating motion of a vehicle. A switch controller performs switching control of a frequency channel used by the wireless communicator in accordance with the frequency channel information and the travel information acquired by the travel information acquisition unit.

Abstract: Devices, systems and methods are provided for updating one or more components of a transit system. A wireless communications connection is established between each train in a transit system with at least one master control station. Each car in a train is communicatively connected using a train's consists and/or a local area network, which may include a wireless network. Positional information regarding each train may be communicated to the master control station and packages of information responsive to present or future scheduling, messaging, operating or other needs may be communicated to system components. Such packages may include, for example, scheduling updates and updated public address messages and may be designated for one or more terminals in one or more train cars, or otherwise. A master terminal may be configured to control intra-train communications and inter-train communications and positional reporting of a train to the master control station.

Abstract: The invention relates to a method for selecting one of a plurality of contactless electronic devices by means of a voluntary action of the user in accordance with a display of visual information, said visual information being from each of the contactless electronic devices. The invention also relates to a contactless terminal capable of implementing said method.

Abstract: A first apparatus having a first identity associated therewith the first apparatus, the first apparatus comprising: at least one processor; and at least one memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the first apparatus to perform at least the following: enable transmission of a proxy initiation command to a second apparatus, wherein the proxy initiation command is configured to enable the second apparatus to initiate a first-identity-second-apparatus connection, the first-identity-second-apparatus connection enabling the second apparatus to transmit data denoted as being from the first identity and/or receive data denoted as being to the first identity via the data network.

Abstract: A method of operation in a receive circuit is disclosed. The method comprises entering an initialization mode followed by receiving training data from a lossy signaling path. The training data originates from a transmit circuit. The received training data is sampled and minimax transmit equalizer coefficients are generated based on the sampled data. The minimax transmit equalizer coefficients are then transmitted back to the transmit circuit. The initialization mode is exited and an operating mode initiated, where transmit data precoded by the minimax transmit equalizer coefficients is received.

Abstract: The present invention proposes a method, including receiving a sequence of channelization encoded correlated symbols xi, analyzing statistical or orthogonality properties of the sequence, and deciding on presence or absence of a specific control channel based on the analyzed properties. The present invention also proposes a correspondingly configured device and computer program product. By virtue thereof, “blind” detection of the specific control channel such as S-CPICH is possible.

Abstract: An integrated global positioning system (GPS) receiver and cellular transceiver module including (i) a printed circuit board substrate, (ii) a cellular multiband antenna disposed on the printed circuit board substrate, (ii) at least one first integrated circuit disposed on the printed circuit board substrate for processing signals from and signals to the cellular multiband antenna, (iii) a GPS antenna attached to the printed circuit board substrate, (iv) at least one second integrated circuit disposed on the printed circuit board substrate for processing signals from the GPS antenna and the at least one first integrated circuit, and (v) an electrical connector disposed on the printed circuit board substrate for establishing a data communication path between the at least one first and the at least one second integrated circuits and an electronic system of a vehicle, where the GPS receiver and cellular transceiver module is capable of being integrated into the electronic system of the vehicle.

Abstract: An Adaptive Polarization Array (APA) Algorithm is described for analyzing a wireless signal transmitted by an entity to determine a received polarization of the received wireless signal at a non-coherent receiver. The APA Algorithm determines a transmit polarization state for a transmitter to transmit signals to the entity based in part on the determined received polarization. The transmitter is an arbitrary-polarized transmitter configured to transmit signals at any polarization.

Abstract: An electronic device is described. During operation, this electronic device activates a communication channel having a carrier frequency in a radio in an interface circuit to listen for an advertising frame of interest from another electronic device during a scan window having a predefined duration. If the advertising frame of interest is received from the other electronic device, the electronic device terminates the listening before the predefined duration has expired and, using the communication channel in the radio, transmits the connect request to the other electronic device to establish the connection with the other electronic device. In this way, the delay between discovery of the other electronic device and establishing the connection is reduced. In addition, the power consumed by the electronic device while scanning for the other electronic device and initiating the connection is reduced.

Abstract: The technology disclosed herein relates to a modular communication device and a system. The modular communication device has a speaker carrier and an electronics module. The speaker carrier has a speaker and an attachment portion, and the electronics module has a wireless transceiver. The speaker carrier and the electronics module are detachably coupled so that the electronics module provides audio signals to the speaker when the speaker carrier and electronics module are coupled. The speaker carrier can be removed from and attached to the electronic module. In one embodiment, the system generally has two or more modular communication devices and a base station that allows communication between the modular communication devices.

Abstract: Provided are an apparatus and a method for controlling human body contact of ground electrode, and a human body communication system using the same. The apparatus includes a resistance measuring unit for applying a predetermined voltage to a human body through a signal electrode, to measure a resistance value between the signal electrode and the ground electrode; a contact control unit for determining whether the ground electrode needs to contact the human body by using the measured resistance value, to provide control information associated with human body contact; and a contact performing unit for bringing the ground electrode into contact or out of contact with the human body according to the control information.

Abstract: An RF transceiver integrated circuit has a novel segmented, low parasitic capacitance, internal loopback conductor usable for conducting IP2 self testing and/or calibration. In a first novel aspect, the transmit mixer of the transceiver is a current mode output mixer. The receive mixer is a passive mixer that has a low input impedance. In the loopback mode, the transmit mixer drives a two tone current signal to the passive mixer via the loopback conductor. In a second novel aspect, only one quadrature branch of the transmit mixer is used to generate both tones required for carrying out an IP2 test. In a third novel aspect, a first calibration test is performed using one quadrature branch of the transmit mixer at the same time that a second calibration test is performed using the other quadrature branch, thereby reducing loopback test time and power consumption.

Abstract: An irrigation system includes at least one environmental sensor, such as a solar radiation sensor, that is installed on an irrigation site, and a soil moisture sensor that is also installed on the irrigation site. Programming allows an estimated ET value to be calculated based at least in part on the output signal of the environmental sensor. A pre-programmed watering schedule is automatically modified based on the estimated ET value to thereby conserve water while maintaining the health of plants on the irrigation site. The system automatically inhibits irrigation when an output signal of the soil moisture sensor indicates an amount of moisture in the soil is above a predetermined threshold.

Abstract: A modem for network system which is mounted in an electric home appliance to communicate with an external service device, to which an additional modem may be connected, and to which one or more electric home appliances may be connected and an operating method thereof. The modem has a plurality of input/output ports, functions of which are changed using a switch so that an additional modem or an electric home appliance is connected to the modem. When two modems using the same interface are connected to an electric home appliance, connection of the modems to the electric home appliance is easily achieved via the existing ports without adding a new input/output interface to the electric home appliance. Also, when one or more electric home appliances jointly use a modem, additional connection of the electric home appliances is achieved using a switch without using an additional distributor.

Abstract: One embodiment of the invention provides a mobile communication network architecture that includes a first base station (e.g., a first base station controller and/or a first transceiver station), a second base station (e.g., a second base station controller and/or a second transceiver station), a mobile client, and a server coupled to the mobile client via either the first base station controller or the second base station. The first base station is coupled to an authentication center that authenticates an intended user so that the user can communicate a message between the mobile client and the server via the first base station. A credential (or status) of the authentication made at the authentication center is then transmitted from the first base station to the second base station when the mobile client moves to utilize the second base station to communicate with the server.

Abstract: The disclosed embodiments include a method, system, and device for conducting ultrasound interrogation of a medium. The novel method includes transmitting a non-beamformed or beamformed ultrasound wave into the medium, receiving more than one echoed ultrasound wave from the medium, and converting the received echoed ultrasound wave into digital data. The novel method may further transmit the digital data. In some embodiments, the transmitting may be wireless. The novel device may include transducer elements, an analog-to-digital converter in communication with the transducer elements, and a transmitter in communication with the analog-to-digital converter. The transducers may operate to convert a first electrical energy into an ultrasound wave. The first electrical energy may or may not be beamformed. The transducers also may convert an echoed ultrasound wave into a second electrical energy.

Abstract: Various embodiments provide systems and methods among wireless nodes in a wireless communication network that enable pairing a third-party device to all wireless devices of a composite electronic device in a single user step. A first wireless node may negotiate a first wireless pairing with third-party device for a second wireless node, and pairing information may be relayed to the second wireless node to enable the second wireless node to communicate with the third-party device as if the second wireless node had itself directly negotiated the wireless pairing.

Abstract: Methods and apparatuses for minimizing co-channel interference in communications systems are disclosed. A method in accordance with the present invention comprises shifting a characteristic of the first signal with respect to a like characteristic of the second signal to mitigate co-channel interference, and transmitting the first signal and the second signal over different channels of the communication system.

Abstract: A system and method for implementing transmission parameter control at a transmitting station is described. The exemplary system and method comprises querying a transmission parameter control module for a transmission schedule. The transmission schedule comprises at least one schedule entry defining a set of transmission parameter controls as they pertain to a destination address. At least one packet of data is then transmitted to the destination address according to the transmission parameters controls of at least one schedule entry from the transmission schedule. A system and method for selecting an antenna configuration corresponding to a next transmission of packet data is also disclosed.

Abstract: A vibration encoded parent-to-child remote communication system and a method for remote vibration encoded parent-to-child communication are disclosed. The parent to child vibration encoded remote communication system includes a parent device, configured to transmit and receive wireless communication signals, and a child device, configured to receive and transmit wireless communication signals. At least the child's device includes further at least one multi mode vibration generator wherein the parent-to-child messages, wirelessly transmitted to the child's device, encode vibration modes that are communicated to the child by the provided multi mode vibration generator.

Abstract: Methods and devices are provided for MIMO OFDM transmitter and receivers having odd and/even numbers of transmit antennas. Various methods for pre-coding information bits before space time coding (STC) are described for enabling transmission of information bits over all antennas. Methods of decoding received signals that have been pre-coded and STC coded are also provided by embodiments of the invention. Pilot patterns for downlink and uplink transmission between a base station and one or more wireless terminals for three transmit antenna transmitters are also provided. Variable rate codes are provided that combine various fixed rate codes in a manner that results in codes whose rates are dependent on all the various fixed rate codes that are combined.

Abstract: Method and apparatus for dynamically optimizing the transmission level of each remote terminal in a satellite-based communication network. Each remote terminal maintains quasi-error-free communication at the highest efficiency level available under changing link conditions and network configurations, without requiring the reservation of substantial power margins, which results in a much more efficient satellite network.

Abstract: A Method and system for remote power distribution and networking for passive devices is provided. In this regard, a sensor comprising a leaky wave antenna may be powered utilizing energy from a radio frequency signal received via the leaky wave antenna. The sensor may be operable to recover a baseband signal from the received radio frequency signal. The sensor may be operable to generate one or more sensor readings in response to the received baseband signal. The sensor may be operable to communicate the sensor reading to a source of the received radio frequency signal via a backscattered signal. The backscattered signal may be generated by controlling spacing between surfaces of the leaky wave antenna. The backscattered signal may be generated by switching a load in and out of a receive path of the sensor and/or by switching between a plurality of feed points of the leaky wave antenna.

Abstract: A wireless communication device may execute a wireless communication with a specific device by using first or second setting information. The wireless communication device may determine whether the wireless communication device is capable of executing the wireless communication using the second setting information with the specific device. The wireless communication device may change target setting information that is setting information currently to be used from the second setting information to the first setting information in a case where a network identifier is received from the specific device in a situation in which it is determined that the wireless communication device is not capable of executing the wireless communication using the second setting information, and maintain the second setting information as the target setting information in a case where the network identifier is not received from the specific device in the above situation.

Abstract: A mobile communication device is adapted to identify a task for postponed transfer to a computing device over a local communication link. A similar transfer task function is established on the computing device for receiving the identified task and any required related data. The user is provided with the ability to initiate a task on the mobile communication device and continue or complete the task on a computer.

Abstract: Provided is a method of applying a transmission diversity scheme in a multiple cell cooperative communication system in which a terminal may receive, from a plurality of base stations, identical data using an identical radio resource. In the method, base stations of a cooperative base station involved in a cooperative communication may apply the transmission diversity scheme using the same resource as time and frequency resources used to apply the transmission diversity scheme in a base station of a serving base station.

Abstract: This specification provides a method for deciding a communication protocol between a wireless power transmitter and a wireless power receiver. To this end, a method for deciding a communication protocol by the wireless power receiver for data transmission or reception with the wireless power transmitter includes transmitting first communication protocol information indicating communication protocols supportable by the wireless power receiver itself to the wireless power transmitter, and deciding a communication protocol for the data transmission or data reception based on second communication protocol information, which indicates communication protocols selected based on the first communication protocol information, when the second communication protocol information is received from the wireless power transmitter.

Abstract: A receiver for processing a signal in which data symbols are each represented by the energy at each of a plurality of carrier frequencies, the receiver comprising: an analogue to digital converter for periodically sampling the signal and generating a corresponding digital sample; a Fourier transform unit having a plurality of input bins for receiving samples generated by the analogue to digital converter and being arranged to, in dependence on the samples, generate outputs representing the energy in the signal during a sample period at each of a plurality of frequencies including the carrier frequencies; and a symbol estimator for estimating a symbol present in the signal during a sample period in dependence on the outputs of the Fourier transform unit; wherein the number of the input bins is greater than the total number of carrier frequencies and during each sample period the number of the outputs in dependence on which the symbol estimator performs symbol estimation is less than the number of input bins.

Abstract: A method, apparatus, and system for automatically sharing data resources between Bluetooth devices. A Bluetooth device is paired with a “trusted” Bluetooth device. When paired devices are found, the Bluetooth device automatically allows the other device to present a virtual representation of data that is shared. The shared data can be selectively downloaded for use by the other device as long as the devices are in proximity. In an alternate embodiment, the devices may share pairing information with a network, so that the same shared resource can be made available at a large number of access points but specifically only for one paired, trusted device.

Abstract: An apparatus comprises at least one processor, and at least one memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to receive a signal indicative of a request to initiate a wireless communication session using an antenna of a first wireless communication device, and responsive to the signal, to cause an indicator to be displayed on a display of the first wireless communication device, the indicator being configured to indicate to a user an orientation of the first wireless communication device with respect to a second communication device for facilitating the initiation of a wireless communication session between the first wireless communication device and the second wireless communication device using the antenna.

Abstract: Communication to or from a nanodevice is provided with a nanostructure-based antenna, preferably formed from, but not limited to, a single wall nanotube (SWNT). Other nanostructure-based antennas include double walled nanotubes, semiconducting nanowires, metal nanowires and the like. The use of a nanostructure-based antenna eliminates the need to provide a physical communicative connection to the nanodevice, while at the same time allowing communication between the nanodevice and other nanodevices or outside systems, i.e., systems larger than nanoscale such as those formed from semiconductor fabrication processes such as CMOS, GaAs, bipolar processes and the like.

Abstract: A wireless communication device includes a first wireless transceiver and a second wireless transceiver. The wireless device is configured for communicating via the first transceiver over a first connection with a first device, where communications to and from the wireless device are addressed with a first hardware address assigned to the first transceiver. The wireless device is further configured for communicating via the first transceiver over a second connection with a second device, where communications to and from the wireless device are addresses with a second hardware address assigned to the second transceiver. The first transceiver may be configured for communications in accordance with IEEE 802.11, and the second transceiver may be configured for communications in accordance with BLUETOOTH®. The first connection may be a wireless local area network (WLAN) infrastructure connection, and the second connection may be a WiFi Peer-to-Peer (P2P) connection.

Abstract: The present disclosure provides a method for exchanging information between electronic devices, and an electronic device. The method includes at a first electronic device: determining that a request for exchanging information from a second electronic device is valid, after receiving the request; acquiring an information area with respect to the request, and selecting area data corresponding to the information area; and after or at the same time of the selection of the area data, establishing a communication connection with the second electronic device, and transmitting the area data over the communication connection. After coming into contact with the second electronic device, the electronic device equipped with the touch screen, as the first electronic device, may establish and perform data transmission with the second electronic device.

Abstract: Data broadcast data, which is broadcast in data broadcasts, is constructed by disposing, for example, EMD (Electric Music Distribution) links required to acquire song data as actual broadcast data, which is broadcast in actual broadcasts by a transmitting device, the actual broadcast data is transmitted, and the data broadcast data wherein the EMD links for the song data in the actual broadcasts are disposed, is transmitted periodically during the transmission of the actual broadcast data. The actual broadcast data and the data broadcast data are received by a user terminal, and the EMD links disposed in the data broadcast data are stored whenever there is an input of an operation to attach a “bookmark”. Thus, audio data such as songs in programs broadcast can easily be acquired by radio.

Abstract: A system for providing a mobile data service to a mobile device over a fixed wireless data network comprises an enterprise network having a WLAN. An enterprise Mobile Access Controller, configured to provide IP connections to the enterprise network and mobile devices, coupled between the enterprise network and a Mobile Wireless Data Network. The enterprise Mobile Access Controller is further coupled, via a first IPTN, to an enterprise Mobile Signaling Gateway resident in the MWDN. Additionally, the enterprise Mobile Access Controller is coupled, via a second IPTN, to an enterprise Mobile User-plane Aggregator configured to provide IP connections to the Mobile Wireless Data Network. The enterprise Mobile Access Controller is further configured to receive a first control-plane data from the enterprise Mobile Signaling Gateway, via the first IPTN, wherein the first control-plane data at least provides configuration and management instructions to the enterprise Mobile Access Controller.

Abstract: Tightly-coupled near-field transmitter/receiver pairs are deployed such that the transmitter is disposed at a terminal portion of a first conduction path, the receiver is disposed at a terminal portion of a second conduction path, the transmitter and receiver are disposed in close proximity to each other, and the first conduction path and the second conduction path are discontiguous with respect to each other. In some embodiments of the present invention, close proximity refers to the transmitter antenna and the receiver antenna being spaced apart by a distance such that, at wavelengths of the transmitter carrier frequency, near-field coupling is obtained. In some embodiments, the transmitter and receiver are disposed on separate substrates that are moveable relative to each other. In alternative embodiments, the transmitter and receiver are disposed on the same substrate.

Abstract: A first mobile terminal requests a device to transmit data, on the basis of a processing request transmitted from a management server. The device transmits the requested data to the first mobile terminal. The first mobile terminal generates processed data by using the data received from the device. The first mobile terminal assigns an identifier to the processed data. The first mobile terminal transmits the processed data in association with the identifier to the management server. The first mobile terminal transmits an association relationship between the identifier and the data used for generating the processed data to the device. The device stores the identifier in association with the transmitted data. A second mobile terminal transmits to the device an identifier transmitted from the management server as an identifier associated with data to be deleted. The device identifies data associated with the identifier received from the second mobile terminal.

Abstract: Wireless communication devices operate selectively statuses including a master-station status and a slave-station status and include processors and memories storing computer-readable instructions. The instructions instruct such wireless communication devices to selectively perform a first process for establishing a first-type connection with a first device and a second process for establishing a second-type connection with a second device. The first process includes performing a response process, performing a determining process, and establishing the first-type connection with the first device, in which the wireless communication devices may operate as one of the master station and the slave station. The response process includes receiving a search signal from the first device and transmitting a response signal to the first device. The determining process includes assigning one of the master-station status and the slave-station status to such wireless communication devices.