Abstract: The presence of a wireless device and/or accessory that cannot maintain an independent network connection can be detected by network connected wireless devices and the location of the detected device and/or accessory can be reported to a device location service. As the wireless devices and/or accessories do not have independent network connections, periodic maintenance is performed on those devices by nearby owner devices to which the wireless devices and/or accessories are paired or associated. Described herein are systems, methods, and associated devices to maintain a locatable wireless device by a set of multiple owner devices for that wireless device.

Abstract: The described features generally relate to determining dynamic signal quality criteria for an installation of satellite terminals for communications in a satellite communications system. In particular, the signal quality criteria for an installation may be based on an identified position of the satellite terminal to be installed, and in some examples based on the positions and signal characteristics of neighboring satellite terminals that have already been installed. In some examples, a signal quality map may be generated for a service beam coverage area, based on predetermined transmission characteristics and/or measured transmissions from a number of satellite terminals served by a communications satellite. The generated signal quality map may then be used to determine a signal quality threshold for the installation of a satellite terminal being installed for communications in a satellite communications system.

Abstract: A method for configuring a multi-mode antenna system is provided. The method includes obtaining channel selection data indicating the antenna system is tuned to a first channel of a plurality of channels. The method includes configuring the antenna system in at least one operating mode of a plurality of operating modes, with each operating mode of the plurality of operating modes having a distinct radiation pattern. The method includes obtaining data indicative of a channel quality indicator for the at least one operating mode. The method includes determining a selected operating mode for the multi-mode antenna system for the first channel of the plurality of channels based, at least in part, on the data indicative of the channel quality indicator. The method includes configuring the antenna system in the selected operating mode when the multi-mode antenna system is tuned to the first channel.

Abstract: The present application discloses a diversity receiver and a terminal. The diversity receiver includes a first main channel and a first diversity channel, the first main channel includes an antenna diplexer and a first main transmission channel, and the first diversity channel includes a tunable bandpass filter and a first diversity receiving channel. The first diversity receiving channel is coupled to a diversity antenna by using the tunable bandpass filter, and the tunable bandpass filter is configured to: adjust a passband bandwidth of the tunable bandpass filter according to a band bandwidth of a first transmit signal generated by the first main transmission channel and a band bandwidth of a first receive signal received from the diversity antenna, and perform bandpass filtering based on the passband bandwidth on the first receive signal.

Abstract: The present application discloses a diversity receiver and a terminal. The diversity receiver includes a first main channel and a first diversity channel, the first main channel includes an antenna diplexer and a first main transmission channel, and the first diversity channel includes a tunable bandpass filter and a first diversity receiving channel. The first diversity receiving channel is coupled to a diversity antenna by using the tunable bandpass filter, and the tunable bandpass filter is configured to: adjust a passband bandwidth of the tunable bandpass filter according to a band bandwidth of a first transmit signal generated by the first main transmission channel and a band bandwidth of a first receive signal received from the diversity antenna, and perform bandpass filtering based on the passband bandwidth on the first receive signal.

Abstract: The described features generally relate to determining dynamic signal quality criteria for an installation of satellite terminals for communications in a satellite communications system. In particular, the signal quality criteria for an installation may be based on an identified position of the satellite terminal to be installed, and in some examples based on the positions and signal characteristics of neighboring satellite terminals that have already been installed. In some examples, a signal quality map may be generated for a service beam coverage area, based on predetermined transmission characteristics and/or measured transmissions from a number of satellite terminals served by a communications satellite. The generated signal quality map may then be used to determine a signal quality threshold for the installation of a satellite terminal being installed for communications in a satellite communications system.

Abstract: A communication apparatus aims to maintain directional communication even when a surrounding environment changes. The communication apparatus has a communication unit having a plurality of antenna elements and performs wireless communication with another communication apparatus by directional communication; an image pickup unit configured to shoot a surrounding environment; and a control unit. The communication unit controls directivity of the wireless communication being by changing phases or strengths of signals from the plurality of antenna elements.

Abstract: The present invention is intended to permit both real-time display of a picture represented by a non-compressed video signal on a television and display of a picture represented by a compressed video signal at any desired time by simultaneously transmitting the compressed video signal and non-compressed video signal via one interface. An STB packetizes a compressed video signal, and multiplexes the compressed video signal and a blanking signal combined with a non-compressed video signal. Thus, both the video signals are transmitted simultaneously. A picture represented by the non-compressed video signal is displayed on a television in real time. The compressed video signal is stored in a storage medium incorporated in the television, read at any user's desired time, and decoded so that a picture represented by the compressed video signal can be viewed at the user's desired time.

Abstract: Systems and methods for determining whether a mobile device is indoors or outdoors based on ambient signal measurements are described herein. A method for performing indoor/outdoor detection for a mobile device as described herein includes identifying one or more selected radio channels, including at least one of amplitude modulation (AM) radio stations, frequency modulation (FM) radio stations, or television stations, in an area of the mobile device; obtaining information relating to reference outdoor signal strengths for the respective selected radio channels; calculating measured signal strengths for signals received via the selected radio channels; comparing the reference outdoor signal strengths and the measured signal strengths; and classifying the mobile device as indoors or outdoors based on a result of the comparison.

Abstract: A system that incorporates teachings of the present disclosure may include, for example, a method for receiving one or more wireless digital television signals, wherein each of the one or more wireless digital television signals comprise a plurality of data segments for presenting media content, buffering the plurality of data segments of each of the one or more wireless digital television signals to generate one or more buffered data segments to cause a presentation delay of the media content, and detecting a missing data segment in the one or more buffered data segments. The method can further include transmitting a first request to a cellular communication system to provide the missing data segment, and receiving from the cellular communication system the missing data segment prior to an expiration of the presentation delay to continue a presentation of the media content without interruption. Other embodiments are disclosed.

Abstract: A method for conflict recognition on DiSEqC protocol, the method comprising the steps of generating a command to be sent to a DiSEqC device; requesting a tuner to send the command to the DiSEqC device; the method further comprises: after the step of generating the command and prior to the step of requesting a tuner to send the command, executing the following steps: sending a ODU_PowerOFF DiSEqC command from the tuner to the DiSEqC device; stopping the tuner in case the ODU_PowerOFF DiSEqC command results in unlocking the tuner; sending a “ODU_Channel_change” DiSEqC command from the tuner in order to request to retune the DiSEqC device to new parameters; assuming lack of conflict in case the tuner is locked according to the requested parameters.

Abstract: The present invention concerns a method and associated apparatus for reducing the time required to scan an incoming satellite transmission power spectrum for available signals and to determine the characteristics of those signals. The frequency range of interest is scanned in narrow slices to determine approximate input power within each slice. Center frequencies and symbol rates of individual transponders are then estimated based upon these input power approximations.

Abstract: A method for controlling an image display apparatus includes determining a type of a video signal included in an input signal, determining whether three-dimensional (3D) format information is included in the input signal, if the video signal is a 3D video signal, requesting 3D format information about the video signal to a server that stores 3D format information, if the input signal does not include the 3D format information about the video signal, and processing, upon receipt of 3D format information from the server in response to the 3D format information request, the video signal according to the 3D format information and displaying a 3D image based on the processed video signal.

Abstract: The satellite television antenna device scans the sky and locks onto a first satellite candidate by measuring microwave radiation. The antenna acquires identification (ID) of a first satellite candidate from a set top box (STB), if possible. Then, the antenna moves to a second satellite candidate and acquires the corresponding ID from the STB, if possible. Antenna dish orientation information is stored in memory for at least all satellites that were identified as corresponding to a user's television programming package. The antenna can switch directly between two or more stored dish positions in response to the user changing channels on the STB. The antenna can be powered solely by the STB. A two-way communication conduit can be established between the STB and the antenna via a single cable. The communications conduit can also be used to transmit power to the antenna.

Abstract: A channel scanning method for Digital Video Broadcasting-Satellite (DVB-S) signals is provided. The method includes: scanning a radio frequency (RF) signal according to a normal frequency step; when the Nth channel is detected, obtaining a difference between a low boundary of an Nth channel and a high boundary of an (N?1)th channel; and, when the difference is within a predetermined bandwidth range, scanning the RF signal between the high boundary of the (N?1)th channel and the low boundary of the Nth channel according to a narrow frequency step. The normal frequency step is greater than the narrow frequency step.

Abstract: A personal media device including a broadcast receiver that receives broadcast media and broadcast media data from a broadcast source where the broadcast media data includes a media identifier associated with the broadcast media. The media device also includes a data transceiver that sends a retrieval request to a media server for enhanced media data where the retrieval request includes the media identifier and receives the enhanced media data via a wireless data channel. The media device further includes a processor that performs a media device operation in response to the received enhanced media data.

Abstract: A method and system for monitoring signals corresponding to a satellite having a first transponder generating a first plurality of channel signals, a plurality of integrated receiver decoders receiving the first plurality of signals and generating a first plurality of received channel signals corresponding to the first plurality of channel signals and a monitoring system displaying all of the first plurality of received channel signals corresponding to the first transponder.

Abstract: A system and method for a operating a content distribution system includes a destination device and a requesting device that communicates a primary audio stream secondary audio stream and a video stream to the destination device. The destination device communicates the primary audio stream to a display. The destination device includes a secondary decoder configured to decode the secondary audio stream to form a decoded secondary audio stream. The destination device combines the secondary decoded audio stream and the primary audio stream.

Abstract: A smart antenna configuration estimator for use in a digital TV receiver comprises data input means operable to obtain an estimate of an impulse response of a channel through which the television signal has passed to the receiver, maximum finding means operable to find the maximum value of the channel impulse response, the maximum value corresponding to a main signal path, averaging means operable to calculate a mean of values of the channel impulse response comprising channel impulse response values corresponding to one or more additional signal paths, and ratio calculating means operable to calculate a quality value as the ratio of the maximum value to the mean of values of the channel impulse response.

Abstract: Various systems and methods allow control information to be provided between a set top box (STB) or other receiver and the outdoor unit (ODU) associated with the satellite antenna over a control network in a network format, such as an IEEE 802.15.4 or other peer-to-peer network format. The ODU includes a network interface that receives instructions from the television receiver via a control network in a peer-to-peer network format. Received satellite broadcast signals are received, converted, demodulated or otherwise processed in response to the instruction received via the control network. The resulting signal is transmitted across a cable connection to the television receiver to thereby allow viewing of the television content by the viewer.

Abstract: Multiple systems for delivering satellite signals are described. An embodiment in accordance with the present invention comprises a receive antenna, including at least one low noise block amplifier (LNB), and a module, coupled to and proximate the receive antenna, the module comprising a multiswitch, coupled to the LNB, for directing the satellite signals received by the LNB to a plurality of outputs of the multiswitch, a plurality of tuners, respectively coupled to the outputs of the multiswitch, for tuning to a plurality of specific portions of the satellite signals in a respective fashion, the specific portions of the satellite signals selected based on commands received from a plurality of receivers, and an interface for delivering the specific portions of the satellite signals to the plurality of receivers, wherein the specific portions of the satellite signals are combined into a single combined signal and delivered to the plurality of receivers on a single output of the interface.

Abstract: The satellite antenna device, system and methods according to certain embodiments of the present invention can receive broadcast information on both of two different frequency bands by selectively switching an alignment position of the low noise block converter (LNB) with respect to a fixed wave guide assembly so that the inlets to the respective frequency band inlets to the LNB align with the wave guide according to the selected target satellite broadcast signal.

Abstract: Digital television channels are preemptively cached based on a modeling of a user to reduce delays while switching channels. A current television channel is selected using a first tuner. A future television channel selection of the user is then predicted based on a modeling of the user. The recorded content of the predicted future television channel is preemptively cached using a second tuner. A buffer of the recorded content of the predicted future television channel is displayed when the user switches from the current television channel to the predicted future television channel. The modeling of the user is updated and stored in storage.

Abstract: An outdoor broadband unit receives a current time, a short term maintenance mode time period, and a long term maintenance mode time period from a remote network device. The outdoor broadband unit determines a mode associated with selection of an antenna beam, provided on an antenna of the outdoor broadband unit, based on at least one of the current time, the short term maintenance mode time period, and the long term maintenance mode time period. The outdoor broadband unit selects an antenna beam to use based on the determined mode.

Abstract: The satellite television antenna device receives a set of desired satellite identifications (IDs) from a set top box (STB). The antenna device scans the sky and locks onto a satellite candidate by measuring microwave radiation. The antenna acquires identification of the satellite candidate from a set top box (STB), if ID is possible. Then, if the candidate was identifiable, the antenna system compares the candidate's ID to the set of desired satellite IDs. If the candidate ID is a member of the set, then the satellite antenna's dish orientation is stored in memory. The antenna then attempts to acquire the remaining members of the set of desired satellite IDs until all members are acquired or no further candidates remain. If the candidate is not identifiable, or not a member of the set, then the antenna proceeds to the next satellite candidate.

Abstract: Intelligent switching networks for selectively delivering satellite video signals. A network in accordance with the present invention comprises an antenna for receiving the satellite video signals, a plurality of amplifiers, coupled to the antenna, each amplifier receiving and amplifying specific satellite video signals based on an originating satellite for each of the satellite video signals, a multiswitch, having a plurality of inputs and a plurality of outputs, wherein at least some of the inputs are coupled to the plurality of amplifiers in a respective fashion, an interface, coupled to the multiswitch, and at least one Integrated Receiver Decoder (IRD), coupled to the interface, wherein the IRD sends signals to the interface to determine a type of the interface.

Abstract: A geolocation smart antenna system is presented. In the system a database of television station information is provided. The database may include information such as channel number, broadcast frequency, network affiliation, and locations of one or more terrestrial television broadcast towers. An optimal antenna direction is determined based on a determined geographic location of an antenna and a geographic location of a broadcast tower. A system user selects a television program or television network broadcasted by a television station. A selection signal is sent to an antenna controller, and in response a television antenna is automatically oriented in an optimal direction toward a broadcast tower for the selected station. The selection signal may also be sent to a television receiver, and in response a television tuner is tuned to the station's radio frequency channel.

Abstract: A mobile transceiver device can communicate with a separate broadcast radio receiver, to receive metadata concerning a main program being received by the broadcast radio receiver. The mobile transceiver device uses the metadata to formulate a request or search query, send the request or search query over a WLAN or cellular data network transceiver, to one or more sources of additional information, which respond with additional information. The additional information can comprise more detailed metadata about the main program as well as content and programming that facilitate a commerce transaction. For example, more detailed metadata can include song lyrics and album art when the main program is a song, while if the main program is an advertisement, the additional information can comprise information for furthering completion of a transaction.

Abstract: System and methods provide tracking capabilities by one or a plurality of satellites for a mobile terrestrial terminal. A user requests that a satellite track a particular mobile terrestrial terminal. If the user privilege level allows for this level of control, the satellite adjusts to track the identified terminal. One method for tracking involves the use of a steerable antenna in which the antenna steers to maintain a footprint over the identified mobile terminal. Another method for tracking involves moving the satellite itself to maintain a footprint over the identified mobile terminal. The tracking functionality may utilize a closed loop tracking method.

Abstract: A frequency translation module for delivering satellite signals to Integrated Receiver Decoders (IRDs). The module comprises at least one input for receiving polarized satellite signals, wherein at least one input is coupled to at least one low noise block amplifier (LNB), at least one legacy output, the legacy output coupled to the input through a multiswitch, wherein each legacy output selects a polarization of a satellite signal based on a Legacy IRD command directly to the multiswitch, and at least one combined output, the combined output coupled to the multiswitch through an interface, wherein at least one new IRD selectively commands the frequency translation module such that each new IRD receives a portion of a satellite signal based on commands received from each IRD.

Abstract: An outdoor broadband unit receives a current time and maintenance mode parameters from a network device. The outdoor broadband unit also determines a mode associated with selection of an antenna beam, provided on an antenna of the outdoor broadband unit, based on at least one of the current time and the maintenance mode parameters. The outdoor broadband unit further selects an antenna beam or a serving cell to use based on the determined mode.

Abstract: According to an exemplary embodiment of the invention, a digital data stream is divided into at least two complementary digital substreams and delayed in time. The first digital substream and the second digital substream are transmitted by the broadcasting systems with a time offset in accordance with the broadcasting principle such that any receiver can use the respectively intact part of the other complementary digital substream in order to ensure a seamless media reception when a break in the transmission or reception occurs.

Abstract: An aircraft in-flight entertainment (IFE) system for an aircraft includes a radome to be carried by the aircraft, and a dual-beam satellite antenna and at least one positioner coupled thereto to be carried by the aircraft and protected by the radome. The dual-beam satellite antenna is to generate dual antenna beams for television programming and Internet data from respective spaced apart satellites. The dual-beam satellite antenna includes a first aperture for receiving the television programming, and a second aperture adjacent the first aperture for receiving the Internet data. A television programming distribution system is to be carried by the aircraft and coupled to the dual-beam satellite antenna to provide television programming within the aircraft. At least one access point is to be carried by the aircraft and coupled to the dual-beam satellite antenna to provide a wireless local area network (WLAN) within the aircraft for the Internet data.

Abstract: Various designs of configurable multiswitch or multifeed satellite reception systems comprising switch-over matrices and transponder branches and “one cable solutions” which allow or do not allow subsequent expansion with respect to the subscribers that can be connected thereto are known from the prior art. In general, the costs for such systems comprising frequency converters are primarily determined by the frequency converters and the associated filters. The aim of the invention is to devise inexpensive methods or devices which allow detection of the complete frequency spectrum—even after subsequent expansions—and which therefore do not involve any restrictions with respect to the program range.

Abstract: Apparatus and methods to receive and display digital television signals are described. In one embodiment, an apparatus to receive digital television signals comprises an antenna assembly coupled to the signal processing circuitry and comprising a first antenna positioned to maximize reception in a first direction and a second antenna positioned to maximize reception in a second direction, different from the first direction, and a processor coupled to the antenna assembly and comprising a selection logic module to select an antenna to receive a digital television signal for a specific channel, and a tuning logic module to configure the antenna assembly to receive a signal via a selected antenna.

Abstract: Multiple systems for delivering satellite video signals are disclosed. An embodiment of the present invention comprises a module comprising a multiswitch, the multiswitch selectively directing the satellite video signals to a plurality of outputs of the multiswitch, an interface for delivering the satellite video signals to at least one receiver, and a power inserter, coupled between the interface and the at least one receiver, for controlling the flow of signals between the multiswitch and the at least one receiver, wherein the power inserter continuously flows the satellite video signals to the at least one receiver while selectively flowing commands between the module and the at least one receiver.

Abstract: A system and method for receiving and distributing an over-the-air signal over a network. At least one antenna receives an over-the-air signal containing a plurality of channels, at least one tuner isolates from the over-the-air signal information associated with a selected channel and produces an intermodulated carrier wave associated with the selected channel, at least one demodulator demodulates the intermodulated carrier wave to produce a data stream in a first format. Optionally a processor (for example a transcoder) converts the data stream in a first format into a second format. A communications interface produces a network transport stream from the data stream in the second format and distributes the network transport stream over the network. A line coupling unit (LCU) sets resistance/capacitance values which optimize the signal for distribution.

Abstract: Provided are a satellite VSAT apparatus and a control method thereof. The satellite VSAT apparatus according to an exemplary embodiment of the present invention can switch a modulation type of a signal to be transmitted from an indoor unit (IDU) to the outdoor unit to a linear or non-linear type in a case in which outputting of a transmitted signal is not controlled to an outdoor unit due to limitations, that is, there is no function such as an automatic signal level control in a block up-converter (BUC), a case in which transmission output limitation is large due to a lot of interference requirements for an adjacent channel, a case in which the number of adjacent channels (carriers) is large, or a case in which adjacent channel interference is large due to a frequency in a satellite multi-beam environment and polarization reuse, in a satellite VSAT apparatus system which aims at a low-priced user terminal.

Abstract: Multiple systems for delivering satellite signals are described. An embodiment in accordance with the present invention comprises a receive antenna, including at least one low noise block amplifier (LNB), and a module, coupled to and proximate the receive antenna, the module comprising a multiswitch, coupled to the LNB, for directing the satellite signals received by the LNB to a plurality of outputs of the multiswitch, a plurality of tuners, respectively coupled to the outputs of the multiswitch, for tuning to a plurality of specific portions of the satellite signals in a respective fashion, the specific portions of the satellite signals selected based on commands received from a plurality of receivers, and an interface for delivering the specific portions of the satellite signals to the plurality of receivers, wherein the specific portions of the satellite signals are combined into a single combined signal and delivered to the plurality of receivers on a single output of the interface.

Abstract: An Internet protocol low noise block downconverter (IP LNB) assembly, which is within a satellite dish assembly, may be operable to determine one or more baseline settings of the satellite dish assembly. The IP LNB assembly may monitor, periodically or aperiodically, one or more current settings that may correspond to the determined one or more baseline settings to identify deviations of the one or more current settings from the baseline settings. The results of the monitoring may be communicated to a satellite service provider. The satellite service provider may provide maintenance and/or service management for the satellite dish assembly based on the communicated results of the monitoring. The IP LNB assembly may determine a location setting via a GNSS module and determine an alignment setting via a directional sensor in the IP LNB assembly. The IP LNB assembly may determine a received signal strength based on a RSSI.

Abstract: A cabin services system for an aircraft is disclosed. The cabin services system comprises at least one wireless network, the at least one wireless network providing at least one cabin service. The cabin services system further includes a cabin attendant panel for communicating with the at least one wireless networks and configured to control the at least one cabin service.

Abstract: Provided are a method and an accessory apparatus for receiving and reproducing DMB data. The DMB accessory apparatus receives DMB data, converts data formats of the received DMB data into multimedia data formats which can be reproduced by a typical mobile terminal, and transmits the DMB data converted into the mobile terminal reproducible data formats to the mobile terminal. Accordingly, even a mobile terminal, which does not have a function of receiving and reproducing DMB data, can reproduce the DMB data.

Abstract: Provided are a system and a method for diagnosing and editing a channel using received signal sensitivity. The method allows a user to edit a channel on a received signal sensitivity diagnosis screen of a digital TV, so that the user can edit a favorite channel while checking received signal sensitivity of a predetermined channel. Since a user can edit a channel while checking received signal sensitivity of each channel, channel diagnosis and channel editing can be performed accurately and efficiently.

Abstract: The present disclosure is directed to enclosed antenna systems for receiving multiple different broadcast types. In one aspect of the disclosure, the enclosed antenna system comprises an enclosure including a satellite television antenna assembly, an off-air television antenna assembly and control electronics disposed on a motorized turntable. In another aspect, the off-air television antenna assembly comprises both UHF and VHF antenna assemblies. In a further aspect, the UHF and VHF television signals received by the off-air antenna assembly are combined, amplified and diplexed with the television signal received by the satellite television antenna assembly. A method of watching television broadcasts from satellite and off-air sources using a multi-antenna system contained within a single enclosure is also disclosed.

Abstract: A method for managing a digital multimedia broadcasting channel includes receiving a broadcast data frame that includes an occurrence change field, and performing a service update responsive to reconfiguration version data defined within the occurrence change field. Alternatively, the method includes transmitting a broadcast data frame that includes an occurrence change field, and causing a receiving terminal to perform a service update for a new channel responsive to reconfiguration version data defined within the occurrence change field. A digital multimedia broadcast terminal includes a receiver for receiving a broadcast data frame that includes an occurrence change field, and a controller configured to generate a control signal causing a service update responsive to reconfiguration version data defined within the occurrence change field.

Abstract: An outdoor broadband unit receives a current time, a short term maintenance mode time period, and a long term maintenance mode time period from a remote network device. The outdoor broadband unit determines a mode associated with selection of an antenna beam, provided on an antenna of the outdoor broadband unit, based on at least one of the current time, the short term maintenance mode time period, and the long term maintenance mode time period. The outdoor broadband unit selects an antenna beam to use based on the determined mode.

Abstract: An apparatus for splitting a signal and a video device using the same are disclosed. The apparatus includes a first splitting unit to split an inputted broadcast signal into a first broadcast signal and a second broadcast signal, and to supply the first broadcast signal to a first broadcast signal processing element, and a second splitting unit to split the second broadcast signal into a third broadcast signal and a fourth broadcast signal, and to supply the third broadcast signal to a second broadcast signal processing element. With this construction, the apparatus can distribute and provide a broadcast signal with a noise figure (NF) lower than that of other broadcast signals, to an element, which requires a broadcast signal with a low noise figure. In addition, the apparatus can split the inputted broadcast signal without using an active element, such as an amplifier or the like, thereby allowing the split broadcast signals to lower the NF thereof and to uniformly maintain a gain thereof.

Abstract: A system and method for controlling a television antenna includes an amplifier circuit mounted with the television antenna. The amplifier circuit is connected to the television antenna and a control line. The control line is used for controlling the gain of the amplifier circuit.

Abstract: A deviation from an expected wireless link status between a wireless display device and a local wireless media transmission device is detected via the wireless display device. The local wireless media transmission device is located proximate to the wireless display device. It is determined that an expected wireless signal is not incident upon a first wireless receiver of the wireless display device based upon the detected deviation from the expected wireless link status. A problem is identified that causes the detected deviation from the expected wireless link status. A wireless status indicator is displayed via the display. The wireless status indicator indicates that the expected wireless signal is not incident upon the first wireless receiver and indicates the identified problem that causes the detected deviation from the expected wireless link status. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.

Abstract: A television-signal receiver includes: a tuner receiving a television signal; a video demodulation unit for an analog broadcast received by the tuner; an audio demodulation unit for the analog broadcast received by the tuner; a data demodulation unit for a digital broadcast received by the tuner; a channel-selection controller that controls a channel received by the tuner and is capable of presetting the receive channel; and a determination unit that determine a country or region where the tuner receives the broadcasts, based on a receive result by each channel-selection frequency in the tuner, an analysis result of a blanking signal included in a video signal demodulated in the video demodulation unit, an analysis result of data demodulated in the data demodulation unit, and a demodulation result in the audio demodulation unit.