1076 results about "Radio control" patented technology

A automatic-transport system with scanning and GPS functions for moving people or objects, on platforms or items placed on an automatic-transport system that can be ejected from it and delivered from one location to another and to return automatically or to proceed to other destination(s) by following GPS coordinates, and or by following a line painted or taped to a floor through forward looking scanners built into the automatic-transport system. The automatic-transport system can arrive at a destination and give an alert when it has arrived. Electromechanical system(s) aboard the unit can drop off contents automatically at destinations and load or unload cargo. The transport unit can proceed from one location to another stored in its memory and or it may be redirected by its circuitry or remotely through a wireless port, or directed by GPS or radio control circuits to a further destination.

A system for managing the operation of one or more of wireless communication mediums supported by one or more radio modules integrated within a WCD. A control strategy may be employed to evaluate and manage pending communication activity down to the wireless message stream level through the creation of operational schedules. The operational schedules may be utilized by the one or more radio modules in the WCD in order to determine how resource usage should be allocated for supporting the communication activities conducted over a radio module.

The present invention relates to remote radio control technology, and a remote radio control system includes a radio movable working machine (1), a remote control apparatus (6A), and a movable repeater station (7). First bidirectional communication means (31, 71) having a high radio wave directionality and first automatic tracking means (32, 71A) are provided between the working machine (1) and the repeater station (7), and second bidirectional communication means (63, 76) having a high radio wave directionality, second automatic tracking means (63A, 76A), and emergency spread spectrum bidirectional communication means (64, 87) for enabling bidirectional communication between the remote control apparatus (6A) and the repeater station (7) when communication by the second bidirectional communication means (63, 76) is impossible are provided between the remote control apparatus (6A) and the repeater station (7). Consequently, even if communication between the working machine (1) and the movable repeater station (7) is disabled, each of the working machine (1) and the repeater station (7) is permitted to perform a minimum necessary operation, and any other person than those skilled in actual controlling operation of the working machine (1) can perform remote control easily.

A system for managing the operation of a plurality of radio modules (1200), in the same device (100). A controller (600) may receive information pertaining to a plurality of wireless communication mediums being supported by radio modules (1200) in the device. The multiradio controller may formulate an operational schedule for the wireless communication mediums based on this information. Further, a network controller (1202) for a network may provide information related to one or more time periods during which the device may operate. This network information may be received by the device and also considered by the multiradio controller, which may further request that one or more of these time periods be altered, in the device, so as to align with the operational schedule.

A system for managing the simultaneous operation of a plurality of radio modems in a single wireless communication device (WCD). The multiradio control may be integrated into the WCD as a subsystem responsible for scheduling wireless communications by temporarily enabling or disabling the plurality of radio modems within the device. The multiradio control system may comprise a multiradio controller (MRC) and a plurality dedicated radio interfaces. Further, clock synchronization protection between the multiradio system controller, other modems and wireless communication devices with whom the wireless device is communicating may further be implemented as a protective measure to ensure a valid clock synchronization between all devices internal and external to the primary wireless device.

The present invention provides a radio control helicopter toy including a mast mounted projecting to the upper side of an airframe so as to be rotated by a main motor, a rotor mounted on the upper part of the mast via a rotor head with the blade surface of a rotor blade capable of inclining, a blade inclining mechanism having an arm with one end part side thereof mounted rotatably on the airframe side and the other end part side thereof is mounted to be driven to approach to the above-mentioned rotor head side by an actuator, for inclining the blade surface of the above-mentioned rotor by the magnetic force generated between magnets mounted on the end part of the arm and the above-mentioned rotor head or between a magnet and a ferromagnetic material, and a receiver loaded on the above-mentioned airframe for controlling the operation of the above-mentioned main motor and the actuator.

Wireless control of lighting fixtures via a wireless radio network using a radio-controlled relay device located between a lighting fixture or a ballast of a fluorescent fixture and its power supply. The radio-controlled device receives signals from remote controllers or via a computer interface. The wireless device is also configured to monitor the power consumption of a lighting fixture (or ballast) and send that information to the network. In the wireless control network, light level sensors and motion sensors also send information to the network to allow lights to respond to daylight levels or occupancy.

The present invention provides a radio system for portable use. The radio system includes a radio tuner, a display, and a touch pad. The radio tuner is configured to receive radio transmissions. The display is in communication with the radio tuner to display transmission information, radio commands, or input from the touch pad. The touch pad is configured to sense gestures on the surface of the touch pad. Further, the radio tuner is capable of executing radio control commands in response to each of the gestures.

A system and method of accessing radio programming from radio stations that communicate radio programming on a data network. The radio programming is accessed as radio or audio signals formatted in radio-over-data packets to a data network telephone. The data network telephone is a telephone that uses voice-over-data communications channels over a data network to make telephone connections with other data network telephones. The data network telephone includes a display, a keypad, a handset and an optional speaker output. The data network telephone advantageously permits simultaneous access to radio programming and communication on a telephone connection. The data network telephone also includes an interface to a portable information device. A radio control application may be used on the portable information device that communicates control information to a radio application on the data network telephone. The PID may be used to set the desired radio station, volume and other settings that may be communicated to the radio application on the data network telephone.

An apparatus, and an associated method, for facilitating communication operations with a wireless device that is ICS or DTM capable. A message generator is provided, configured to generate a network-terminated message, the network-terminated message including a media feature tag that identifies support of ICS. When transmitted to a network node, the message is detected. And, a wireless-device-terminated message that provides for mapping of a SIP URI into a calling name presentation.

A system for scanning a frequency spectrum to detect usage thereof includes an ultra-wideband receiver for performing the scanning, and cooperates with a spectrum usage estimator module and a radio controller unit. The spectrum usage estimator module derives from the scanning performed via the ultra-wideband receiver information as to usage of individual bands in the frequency spectrum. The radio controller unit controls operation of a radio cognitive system as a function of the information as to usage of individual bands in the frequency spectrum as derived by the spectrum usage estimator module. The radio cognitive system operates over unused bands in the frequency spectrum.

A system and method for channel estimation and echo cancellation in wireless system repeaters. A repeater with improved echo cancellation comprises an input radio control element having a receiving antenna and an output radio control element having a transmitting antenna; a power amplifier connected between the input radio control element and the output radio control element; and a signal processing unit connected between the input radio control element and the output radio control element. The signal processing unit is configured to estimate the communication channel from the transmitting antenna to the receiving antenna to produce a channel estimation. The signal processing unit is further configured to perform echo cancellation based on the channel estimation.

A system for managing the simultaneous operation of a plurality of radio modems in a single wireless communication device (WCD). The multiradio control may be integrated into the WCD as a subsystem responsible for scheduling wireless communications by temporarily enabling or disabling the plurality of radio modems within the device. The multiradio control system may comprise a multiradio controller (MRC) and a plurality dedicated radio interfaces. The radio interfaces are dedicated to quickly conveying delay sensitive information to and from the radio modems. The modems may further include control features that take information from the MRC as an input in determining the priority of messages to be sent out to a receiving device.

A projector and a mobile terminal are connected wirelessly in two-way communication, and thus the projector is controlled by the mobile terminal. Also, projection data is exchanged between the mobile terminal and the projector, or between a data server connected to a network and the projector using a command of the mobile terminal. Furthermore, when a plurality of mobile terminals send projection data simultaneously, a communication enabled state is established with only one mobile terminal by a predetermined procedure, or one projector's projection screen is divided in order to project a plurality of projection data simultaneously.

A method and device used to improve flying education, and reduce pilot student hazard when passing from simulators to the real aircraft, by introducing an intermediary stage where a simulator and a model radio-controlled aircraft with similar features as original is used in a system with many participants, an instructor, flight monitors, command center, mission control, audience located remotely and taking part in the same action via internet telecommunication. The simulator is used to measure biometric parameters of the pilots, certify them, and also for gaming, having fail-safe procedures embedded. System contains a flight-monitoring network, using both goniometry and radar devices, placed on surface and airborne, using these devices as signal repeaters for extensions of communication. The system may be used in missions dangerous to human crews, and by the complexity of simulation it improves the flying, as well as to improve the piloting of RC aircrafts.

A toy radio-controlled helicopter includes: a main rotor, attached on the top of a fuselage and driven by a motor incorporated in the fuselage; a tail rotor that is driven by the motor and is attached to a tail unit provided at the end of a horizontally elongated boom that is extended from the rear of the fuselage; right and left movable wings, attached to the right and left sides of the fuselage below the main rotor, that can be rotated by respective actuators incorporated in the fuselage; and a receiver incorporated in the fuselage to control the operations of the motor and the actuators.

An objective of the invention, focusing on these issues involved in the use of a small, hobby-type, unmanned helicopter, is to develop an autonomous control system comprising autonomous control systems for a small unmanned helicopter, to be mounted on said small unmanned helicopter; a servo pulse mixing/switching unit; a radio-controlled pulse generator; and autonomous control algorithms that are appropriate for the autonomous control of the aforementioned small unmanned helicopter, thereby providing an autonomous control system that provides autonomous control on the helicopter toward target values. The autonomous control system for a small unmanned helicopter of the present invention comprises: Sensors that detect the current position, the attitude angle, the altitude relative to the ground, and the absolute azimuth of the nose of the aforementioned small unmanned helicopter; A primary computational unit that calculates optimal control reference values for driving the servo motors that move five rudders on the helicopter from the target position or velocity values that are set by the ground station and the aforementioned current position and attitude angle of the small unmanned helicopter that are detected by the aforementioned sensors; An autonomous control system equipped with a secondary computational unit that converts the data collected by said sensors and the computational results as numeric values that are output by said primary computational unit into pulse signals that can be accepted by the servo motors, Such that these components are assembled into a small frame box, thereby achieving both size and weight reductions.

In a radio controlled clock and a decoding method of a time code signal, the time code signal can be accurately decoded irrespective of the mixture of noises and the deterioration of a radio wave signal receiving situation, and arithmetic processing is simple. A standard time signal is received and the time code signal superposed on this standard time signal is sampled at an interval of 50 ms and is stored to a memory. The stored sampling data are formed as a list in a data group every one second (20 samples). The plurality of data groups formed as a list are added every each sampling point, and a point for maximizing an increase change of the adding result is set to a synchronizing point of the sampling. Further, the correlation of the sampling data group and a code template pattern is calculated and a code shown by the sampling data group is judged.

The invention discloses data transmission methods and a data transmission device applied between a packet data convergence protocol (PDCP) entity and a radio link control (RLC) entity. In one method, after receiving a PDCP service data unit (SDU) from a high layer, the PDCP entity acquires a PDCP protocol data unit (PDU) which corresponds to the PDCP SDU, and then directly transmits the PDCP PDU to the RLC entity. In another method, a sending buffer area is arranged on a PDCP sub-layer; after receiving the PDCP SDU from the high layer, the PDCP entity stores the PDCP SDU in the sending buffer area of the PDCP sub-layer; and after receiving an RLC SDU request which is sent by the RLC entity, the PDCP entity transmits the PDCP PDU which corresponds to the PDCP SDU in the sending buffer area of the PDCP sub-layer to the RLC entity according to the RLC SDU request. By the invention, data transmission between the PDCP sub-layer and an RLC sub-layer is realized; and by defining the sending buffer area of the PDCP sub-layer, storing the PDCP SDU which is received from the high layer in the sending buffer area of the PDCP sub-layer by using the PDCP entity, and transmitting the PDCP PDU which corresponds to the PDCP SDU in the sending buffer area to the RLC entity, data packet interactive operation between the PDCP sub-layer and the RLC sub-layer is realized.

A wireless communication system including a cellular network and a Wireless Local Area Network (WLAN) providing cellular network services via the WLAN is provided. The system includes a Radio Access Network (RAN) providing the cellular network, a WLAN Access Point (AP) providing the WLAN, a Mobile Switching Center/General Packet Radio Service (GPRS) Support Node (MSC/GSN) providing a connection to a core network, a gateway connecting the WLAN AP to the MSC/GSN, and a User Equipment (UE) accessing both the cellular network provided by the RAN and the WLAN provided by the WLAN AP, the UE including a cellular communications unit including a cellular network protocol interface, a Frame Relay Switch (FRS), and a cellular modem, and a WLAN communications unit including a WLAN modem and a Radio Control Agent (RCA), wherein the RCA provides a communications tunnel between the cellular communications unit and a gateway of the WLAN.

A communication network includes a mobile radio equipment and a radio control system between which data encrypted at different security levels are transmitted bi-directionally. The mobile radio equipment includes: a security-level selection unit that selects one from among a plurality of security levels; and an encryption/decryption unit that encrypts/decrypts data to/from the radio control system using confidentiality parameters that are notified from the radio control system and correspond to the security level chosen by the security-level selection unit.

A radio wall switch that uses radio signals to control a load through a load circuit is disclosed. The radio wall switch is also configured group or bind electronic devices to operate collectively by responding to the same radio control signals. Preferably, the radio wall switch and electronic devices are grouped or bound to reflect their location in a floor plan architecture. The radio wall switch includes a radio control board is configured to be removable and located outside of a wall receptacle while electrically coupled to the load circuit. The radio control board includes contact switches that are selectively depressed by a switch plate for manually controlling the load. The switch plate is flexible and can be deformed to simultaneously actuate multiple contact switches to place the radio wall switch in a program mode for grouping or binding the other electronic devices.