332 results about "Mobile television" patented technology

A digital television broadcast system with transmission and / or reception of digital television signals for improved mobile reception. The communication layers in the transmit and receive portions of the transmission system can be dynamically modified, e.g., based on usage patterns or current channel characteristics. The transmission system also provides for cross layer control, whereby parameters in various of the communication layers are analyzed to determine appropriate updates to the system configuration.

Provided are apparatuses and methods for transmitting and receiving ESG fragments containing identification information. In one example, the identification identifies a mobile operator. For example, the identification information may include a Mobile Network Code (MNC), Mobile Country Code (MCC), or name corresponding to the mobile operator. In another example, the identification information may also contain a web address corresponding to a web page associated with the mobile operator. For example, the identification information received in the ESG fragment may be compared to stored identification information at a receiver. Based on the identification information in the ESG fragment and stored identification information, a corresponding web page may be provided. Also, a program or service corresponding to the ESG fragment may be filtered based on the identification information in the ESG fragment and stored identification information.

Systems and methods are disclosed that include a distribution unit for delivering content to a mobile device. This system includes an input for receiving an input signal comprising a multimedia content, an authentication module that is configured permit authentication of a mobile device to view the multimedia content, and a signal processing and conversion module for transcoding the multimedia content for a destination platform. This system also includes a delivery system for distributing the multimedia content.

Methods and systems for transmitting electronic service guide (ESG) data to a mobile terminal are described. The method for delivery of ESG data comprises steps of receiving ESG data, encapsulating metadata associated with the ESG data to generate a new ESG object, replacing a current ESG object with the new ESG object, transmitting the new ESG object in a carousel, and transmitting a notification of a change in the carousel. Another method for receiving ESG data comprises steps of receiving a notification of a change in a carousel, receiving a new ESG object in the carousel, replacing a current ESG object with the new ESG object, extracting metadata associated with ESG data from the new ESG object, storing the ESG data and metadata, and updating an ESG on a mobile terminal with the ESG data.

A mobile information communicating terminal device having a video camera includes a camera receiver unit pivotally supported in a vertical direction with respect to an upper edge face of the device. When the device is employed as a video camera, the camera receiver unit is rotated about a vertical axis to a position in which a video camera portion of the camera receiver unit is located at a back side of the device. When the device is employed as a mobile television telephone, the vertical relationship of the video camera is not changed. Therefore, a vertical inversion processing of an image signal is not required.

An apparatus for generating content program recommendations comprises a meta-data processor (209) which provides characterising data for a plurality of content programs. A context processor (215) provides first context data for a user and a time window processor (213) determines a content consumption time window for the user in response to the first context data. The content consumption time window represents an estimated time window available to the user for consuming content. A recommendation unit (207) then generates a content program recommendation comprising in response to the content consumption time window and the characterising data. The invention may be particularly advantageous for mobile content program distribution services, such as a mobile television service, as recommendations may be generated that take into account the particular characteristics of the mobile user environment. Specifically, the recommendation can take into account the increased probability of a disruption to the consumption experience caused by external factors.

This invention describes new and improved phased shifted injection oscillator, a phased shifted injection locked push-push oscillator and a phased array antennas (PAA). The PAAs in accordance with an exemplary embodiment of the present invention are low cost, and therefore can be used in various commercial applications, such as wireless communication or satellite mobile television.

A method and system of speech recognition presented by a back channel from multiple user sites within a network supporting cable television and / or video delivery is disclosed. The preferred embodiment of the invention comprises ans system and method of using a back channel containing a multiplicity of identified speech channels from a multiplicity of user sites presented to a speech processing system at a wireline node in a network that supports at least one of cable television delivery and video delivery. One embodiment of the invention comprises a method having the steps of receiving the back channel to create a received back channel; partitioning the received back channel into a multiplicity of received identified speech channels; processing the multiplicity of received identified speech channels to create a multiplicity of identified speech content; and responding to the identified speech content to create an identified speech content response that is unique, for each of the multiplicity of identified speech contents.

Aspects of a method and system for a multi-band direct conversion CMOS mobile television tuner are provided. A single-chip multi-band RF receiver in a mobile terminal comprising UHF and L-band front-ends receives and amplifies an RF signal utilizing an LNA integrated into the front-end that corresponds to the type of signal received. A received signal strength indicator (RSSI) value may be determined for the amplified signal within the single-chip receiver and may be utilized to adjust a gain of the LNA. The adjustment may be made via on-chip or off-chip processing of the RSSI value. The single-chip receiver may directly convert the amplified signal to a baseband frequency signal and generate in-phase and quadrature components. The components of the baseband frequency signal may be filtered and / or amplified via programmable devices within the single-chip receiver. Circuitry within the single-chip receiver may be controller via an on-chip digital interface.

The present invention discloses a reminder system for prospective viewers of broadcast television programmes. Those prospective viewers having access to a mobile phone (14) can send an SMS message via a public telephone network (16) and request a return SMS message be sent to their mobile phone (14) just prior to the broadcast commencing. The system and method can be modified to utilize emails, and / or fixed phone 1900 prefix services.

A method includes providing an electronic program guide that presents content programming information for one or more program channels on a broadcast TV device; detecting a selection of a program block in the electronic program guide, the selected program block corresponding to a program scheduled on a program channel; and providing a program indicator block corresponding to the selected program block, the program indicator presenting detailed programming information related to the scheduled program including any program reminder or program recording state setting.

The invention discloses a method for processing information of a mobile television by using a multimedia terminal, comprising the following steps of: acquiring a two-dimension code by using the multimedia terminal; analyzing the acquired two-dimension code by using the multimedia terminal; judging whether the two-dimension code contains the service information identification of the mobile television or not by using the multimedia terminal; analyzing the program information of the mobile television, which is loaded in the obtained two-dimension code, by using the multimedia terminal; and displaying the channel information of the mobile television and prompting users on whether to order or watch programs by using the multimedia terminal. The method provided in the invention can also be usedfor the multimedia terminal to forward the service information of the mobile television to other terminals in the mode of the multimedia information of the two-dimension code, thereby realizing program invitation. In addition, the invention provides a multimedia terminal comprising a two-dimension code acquiring module, a two-dimension code analyzing module, a mobile television applying module and a mobile television playing module. The invention can solve the problems of inconvenience, low efficiency and difficult forwarding of the traditional analyzing method.

A data transmission system and method for DVB-H signals for enhancing data robustness of a DVB-H receiver in additive white Gaussian noise (AWGN) channels includes transmitting IP datagrams from a DVB-H transmitter to the DVB-H receiver; applying a MPE section and a FEC section to the transmitted IP datagrams; mapping the transmitted IP datagrams to TS packets; aligning boundaries of the transmitted IP datagrams to a given number of TS packets; fixing a size of the IP datagrams to a known value at the DVB-H receiver; and extracting the IP datagrams from the DVB-H receiver.

An extension to the ISO Base Media File Format to support ALC as a broadcast protocol. The present invention also provides for the extension of the ESG to include metadata specific to the transport of SVG over mobile broadcast / multicast networks. A “BMFDP hint track” is introduced in the container file format, with the required file metadata being in these hint tracks. The present invention can be used in applications such as the preview of long cartoon animations, interactive Mobile TV services, live enterprise data feeds, live chat services, and karaoke programs.

A system and method of reducing a channel switching delay in TDM mobile television systems comprises transmitting a sequence of data bursts associated with channels for reception on a RF channel bandwidth received on a mobile television receiver; switching between an active state of transmission and a non-active state of transmission during reception of channels on the RF channel bandwidth, wherein the active state of transmission comprises transmission of data bursts associated with user-preferred channels and the non-active state of transmission comprises transmission of data bursts associated with user non-preferred channels; anticipating a particular user-preferred channel that a user will likely switch to during reception of channels on the RF channel bandwidth; decoding the sequence of data bursts during the active state of transmission; buffering one decoded data burst for each of the user-preferred channels; and replacing a previously buffered data burst with a newly buffered data burst.

The invention discloses a hardware system for cloud development and testing. The hardware system for the cloud development and testing is characterized in that after software development or testing software requirements or hardware requirements are finished customizing by a terminal, a server can automatically found a virtual machine of conducting software development or testing for the terminal; after a user of the virtual machine pays for purchases, a running environment, functional components, data, tools or systems corresponding to the virtual machine are uniformly stored and installed, and run on an independent hardware device, and are offered to the user; after the independent hardware device is accessed to the server through a network, the software development and testing data on the independent hardware device of the user can be automatically synchronized to the virtual machine; after the independent hardware device is accessed to the server through the network, the software development and the testing data generated by the virtual machine in the independent hardware device can also be automatically synchronized to the independent hardware device. According to the hardware system for the cloud development and testing, the software development and test work can be placed and conducted on a cloud platform uniformly. In addition, equipment is ordered through a remote custom software and hardware configuration, so that the sale model of integrated equipment of software and hardware such as a computer, a mobile phone, a tablet computer, a mobile television, a smart television and a game machine can be thoroughly changed.

An Internet Protocol (IP)-based mobile TV system and a method for synchronizing the rendering of a streaming service are provided. In the IP-based mobile TV system, a plurality of mobile terminals receives a streaming service from network equipment, along with both a sequence of Network Time Protocol (NTP) time stamps corresponding to the streaming service and a synchronization clock. Each mobile terminal recovers an NTP reference clock for rendering the received streaming service according to both the synchronization clock and a synchronization time difference value, and then renders the received streaming service according to both the recovered NTP reference clock and the received NTP time stamps. Accordingly, the plurality of mobile terminals in the IP-based mobile TV system is able to render the received streaming service synchronously.

A method and apparatus for operating an electronic program guide on a portable mobile communications device is presented. The portable mobile communications device is part of a larger network that is communicable with a mobile radio access network (MRAN) and capable of receiving broadcasts from a mobile television service provider. The portable mobile communications device displays a list of programs available and accepts input that selects one of the programs. This causes a display of the list of options that can be applied to the selected program. The portable mobile communications device then accepts input and performs the selected option for the selected program. The list of options includes an option to record the selected program locally, remotely, or on a home personal video recorder (PVR). In addition, list of options that can be applied to the selected program includes an option to set a reminder for the selected program.

An extension to the ISO Base Media File Format to support ALC as a broadcast protocol. The present invention also provides for the extension of the ESG to include metadata specific to the transport of SVG over mobile broadcast / multicast networks. A “BMFDP hint track” is introduced in the container file format, with the required file metadata being in these hint tracks. The present invention can be used in applications such as the preview of long cartoon animations, interactive Mobile TV services, live enterprise data feeds, live chat services, and karaoke programs.

A mobile digital TV (DTV) comprises a DTV receiver, a processor, a Global Positioning System (GPS) receiver and a memory for storing a data base of transmitter frequencies and transmitter locations for particular channels. The GPS receiver provides a location for the mobile DTV to the processor. The processor monitors distances between the location of the mobile DTV and at least two of the transmitter locations for a currently selected channel. Upon detecting that the mobile DTV is closer to a particular transmitting location than the other, the processor re-tunes the mobile DTV to the transmitter frequency of the closest transmitting for the currently selected channel.

A digital television broadcast system with transmission and / or reception of digital television signals for improved mobile reception. The communication layers in the transmit and receive portions of the transmission system can be dynamically modified, e.g., based on usage patterns or current channel characteristics. The transmission system also provides for cross layer control, whereby parameters in various of the communication layers are analyzed to determine appropriate updates to the system configuration.

The invention discloses control system for displaying mobile TV program, also discloses mobile TV displaying network based on the said system. Through mobile communication network, the control system for displaying mobile TV program connected to mobile terminals wirelessly is in use for authenticating authority of mobile terminal, and relation of service subscription. Being connected to mobile TV broadcast system, the control system receives service information from the said broadcast system, and synchronizes relation of service subscription, as well as creates service cipher keys and sends the keys to mobile terminals and mobile TV broadcast system. The invention also discloses method for playing mobile TV program based on the control system for displaying mobile TV program. Sending cipher keys directionally, the invention prevents deciphering cipher keys in multicast. Advantages are: avoiding high occupancy rate for network resources, supporting interactive service.

The receiving device contains at least two television channel selection devices to convert high-frequency signals into intermediate-frequency signals, at least two video demodulation devices to convert the intermediate-frequency signals into picture signals, at least two audio demodulation devices to convert the intermediate-frequency signals into audio signals, and one intermediate-frequency switching device to switch the audio- and video-demodulation devices to the television channel selection devices.

A data transmission system and method for DVB-H signals for enhancing data robustness of a DVB-H receiver in additive white Gaussian noise (AWGN) channels includes transmitting IP datagrams from a DVB-H transmitter to the DVB-H receiver; applying a MPE section and a FEC section to the transmitted IP datagrams; mapping the transmitted IP datagrams to TS packets; aligning boundaries of the transmitted IP datagrams to a given number of TS packets; fixing a size of the IP datagrams to a known value at the DVB-H receiver; and extracting the IP datagrams from the DVB-H receiver.

A portable mobile communications device for altering the destination of mobile television programs broadcast by a mobile television service provider includes a mobile television device, a processor running a mobile television redirect application communicable with the mobile television service provider, and a user interface for controlling the mobile television device and the mobile television redirect application such that mobile television broadcast programs can be redirected to an alternate device at higher definitions in response to input received by the user interface and sent to the mobile television service provider. The alternate device can include a home media server or a computer coupled to and communicable with the mobile television service provider via the Internet.

A method of creating a visual program guide for use on a TDM mobile TV receiver comprises receiving a RF signal associated with a TV channel; demodulating all of the received RF signals associated with the TV channels; decoding all of the demodulated received RF signals corresponding to all the TV channels simultaneously; and creating the visual program guide as a consolidated view of each of the decoded TV channels, wherein the simultaneous decoding of the demodulated received RF signals significantly reduces a power consumption level and a memory utilization level in the receiver.

The present invention concerns a repair control device and a method the repair control device for selecting a repair server among a plurality of repair servers, in a system where at least one terminal and the plurality of repair servers listen to at least one file delivery session distributed in a push mode from at least one file server. The method comprising the steps of receiving from at least one terminal a request for repairing a packet of the at least one file delivery session, selecting a repair server for repairing the packet to the at least one terminal and redirecting the request to the at least one terminal with the address of the selected repair server or forwarding the request to the selected repair server.

A method, control logic, and executable instructions stored in memory enable faster switching between mobile television channels displayed on handheld devices. In one example, a tuner is controlled to receive a first wireless digital burst, such as a wireless digital burst of a digital video broadcasting-handheld (“DVB-H”) signal, including first channel information. The first channel information corresponds to a first mobile television channel to be displayed, and video based on the first channel information is provided. If desired, battery power consumption by the handheld device is then reduced by turning off the tuner. The tuner is then turned on to receive a second wireless digital burst including second channel information. The second channel information corresponds to the second mobile television channel to be displayed. The second channel information is buffered in a buffer while the video based on the first channel information is provided. If desired, battery power consumption is then reduced by again turning off the tuner. The tuner is again turned on to receive another burst.

The invention provides a bus vehicular monitoring scheduling device which can realize the multi-media playing. The bus vehicular monitoring scheduling device comprises an industrial control board which includes a bus monitoring scheduling unit and a multi-media playing unit, a GPS receiver with the output connected with the bus monitoring scheduling unit, a GPRS communication module and a Wifi communication module connected with the bus monitoring scheduling unit, a CF card connected with the multi-media playing unit, a digital TV receiver with the output connected with the multi-media playing unit and a driver keyboard connected with the bus monitoring scheduling unit. The invention integrates the GPS monitoring scheduling, multi-media and the digital TV together to realize three functions of bus GPS monitoring scheduling, multi-media playing and the mobile digital TV; the bus in-out station information and the passenger guidance information can be overlaid and displayed through the digital TV screen for facilitating the bus taking of the passengers; the mobile TV program and the pre-stored multi-media files are selectively played according to the bus driving situation; meanwhile, the system cost is reduced.