13results about "Receiver side switching" patented technology

To reduce a user's discomfort at the time of broadcasting switching at a radio device such as an on-vehicle radio device.SOLUTION: A radio device 100 includes: a first reception section (broadcast radio reception section) for receiving a radio signal of broadcast radio broadcasting; a second reception section (broadcast radio reception section) for receiving a radio signal of IP simultaneous radio broadcasting; a time deviation calculation section for calculating a time deviation between a broadcast radio sound based on the radio signal acquired by the first reception section and an IP radio sound based on the radio signal acquired by the second reception section; a postponement time prediction section for predicting a postponement time until switching from the broadcast radio sound to the IP radio sound on the basis of the time deviation; a time deviation calculation section for calculating an expansion rate on the basis of the postponement time; and an expansion / switching section that until an elapse of the postponement time, makes voice output be performed by expanding the broadcast radio sound using the expansion rate and, at the time of the elapse of the postponement time, performs switching to voice output of the IP radio sound.SELECTED DRAWING: Figure 1

The invention relates to a method and a system for generating a hybrid radio stream for at least one occupant I of a vehicle F. The method comprises the following steps: receiving (101) a live radio stream from a radio station; determining (102) a current position POS F (t) of vehicle F; Determine / provide (103) from position POS F (t) dependent content INH(POS F (t)); by means of an AI-based moderator module, generating (104) a hybrid radio stream, wherein the hybrid radio stream integrates AI-generated speech output of the content INH(POS) into the live radio stream F (t)) includes; and output of the hybrid radio stream in the vehicle.

To evaluate the audio quality of radio broadcasts and appropriately switch radio audio in a radio device, such as an in-vehicle radio device.SOLUTION: A radio device includes: a receiving unit that receives digital radio signals which are radio signals of digital radio broadcasts, analog radio signals which are radio signals of analog radio broadcasts, and IP radio signals which are radio signals of IP radio broadcasts, which are simultaneously broadcasted; an evaluation unit that evaluates the sound quality of the analog radio audio using the digital radio audio based on the digital radio signals and the analog radio audio based on the analog radio signals; and a switch unit that switches the audio output of the digital radio audio to either the analog radio audio or the IP radio audio based in the IP radio signals, on the basis of the sound quality evaluation.SELECTED DRAWING: Figure 1

Disclosed herein is a reception apparatus including: a reception block configured to receive broadcast content broadcast via a broadcasting network; an acquisition block configured to acquire inserted content that is inserted in the broadcast content during the reception thereof; an output block configured to output at least one of the broadcast content and the inserted content; a switch block configured to switch between the broadcast content and the inserted content outputted from the output block; and a buffer configured to sequentially store data of the received broadcast content when the broadcast content is switched to the inserted content; wherein, if the inserted content is switched to the broadcast content, the output block outputs the broadcast content from the buffer while the inserted content is outputted.

A radio device is provided, comprising: a receiving unit that receives a radio signal of a radio broadcast; another receiving unit that receives a radio signal of an IP simulcast radio broadcast; a calculating unit that calculates a time difference between a broadcast radio audio based on the radio signal received by the receiving unit and an IP radio audio based on the radio signal received by another receiving unit; a predicting unit that predicts a grace time until switching from the broadcast radio audio to the IP radio audio based on the time difference; another calculating unit that calculates a stretch amount based on the grace time; and a switching unit that stretches the broadcast radio audio using the stretch amount to output an audio signal until the grace time expires, and that switches to an audio output of the IP radio audio when the grace time expires.

The present disclosure relates to a system implemented in a digital TV receiver that provides a broadcaster with a reliable method of ingesting alternative video and / or audio content received through a broadband connection, replacing parts of the main video and / or audio content, received from the broadcast transmission signal, aiming to customize the consumer's experience during digital video and / or audio consumption. The system regularly evaluates the digital TV receiver's environment parameters that may vary at any time, as well as its connection to the Internet. Sufficient requirements for the replacement process are met, namely the quality and completeness required for reproducing the alternative video and / or audio content, so as to provide success and quality of such reproduction, improving consumer experience without experiencing failures, interruptions, lack of fluidity or lack of consistency, effectively equating the consumption experience of the alternative content to the same level of quality standard as the main content.

A radio system includes an audio device, and a control device operatively connected to the audio device to store a first radio frequency of the audio device as a preset frequency, wherein the control device may be configured to determine whether a second broadcast signal received through a second radio frequency is equal to a first broadcast signal received through the first radio frequency stored in a preset list when the second radio frequency of the audio device is added as the preset frequency, generate the preset list including the first and second radio frequencies when the first broadcast signal is different from the second broadcast signal, and generate the preset list including the first or second radio frequency when the first and second broadcast signals are broadcast signals of a same radio broadcast.

In one aspect, a method includes (i) receiving query fingerprint data representing content transmitted by a content-distribution system on a channel; (ii) comparing the received query fingerprint data with multiple reference fingerprint data sets, wherein each of the multiple reference fingerprint data sets corresponds with a different respective content segment; (iii) based on the comparing, detecting a respective match between the received query fingerprint data and reference fingerprint data in each of the multiple reference fingerprint data sets; (iv) accessing broadcast-schedule data associated with the channel; (v) using the accessed broadcast-schedule data to identify which one of the different respective content segments is being transmitted by the content-distribution system on the channel, thereby identifying a corresponding upcoming content modification opportunity on the channel; and (vi) performing an action to facilitate performing a content modification operation related to the identified upcoming content-modification opportunity on the channel.

There is provided a radio device including: a reception unit configured to receive a digital radio signal as a radio signal of digital radio broadcasting, an analog radio signal as a radio signal of analog radio broadcasting, and an IP radio signal as a radio signal of IP radio broadcasting, the digital radio broadcasting, the analog radio broadcasting, and the IP radio broadcasting being related to simulcast broadcasting; an evaluation unit configured to perform audio quality evaluation on an analog radio audio by using a digital radio audio based on the digital radio signal and the analog radio audio based on the analog radio signal; and a switching unit configured to switch, based on the audio quality evaluation, an audio output of the digital radio audio to any one of the analog radio audio and an IP radio audio based on the IP radio signal.

The invention discloses an audio broadcast playing method, system and device and a readable storage medium, and relates to the technical field of communication broadcast. The method comprises the following steps: respectively acquiring an initial digital broadcast signal and an initial frequency modulation broadcast signal; performing parallel decoding on the initial digital broadcast signal and the initial frequency modulation broadcast signal to obtain a first broadcast signal corresponding to the decoded initial digital broadcast signal and a second broadcast signal corresponding to the decoded initial frequency modulation broadcast signal; and switching and playing the first broadcast signal and the second broadcast signal based on a preset quality standard. In this way, digital broadcast signal and frequency modulation broadcast signal programs can be obtained simultaneously through a single terminal device, and inconvenience in carrying and operation is avoided; through parallel decoding and seamless switching playing of the digital broadcast signal and the frequency modulation broadcast signal, listening continuity is improved.

A radio device is provided, comprising a receiving unit configured to receive a digital radio signal as a radio signal of a digital radio transmission, an analog radio signal as a radio signal of an analog radio transmission, and an IP radio signal as a radio signal of an IP radio transmission, wherein the digital radio transmission, the analog radio transmission, and the IP radio transmission belong to a simultaneous transmission; an evaluation unit configured to perform an audio quality evaluation on an analog radio audio using a digital radio audio based on the digital radio signal and the analog radio audio based on the analog radio signal; and a switching unit configured to switch an audio output of the digital radio audio to the analog radio audio or an IP radio audio based on the IP radio signal based on the audio quality evaluation.

There is provided a radio device including: a reception unit that receives a radio signal of radio broadcasting; another reception unit that receives a radio signal of IP simulcast radio broadcasting; a calculation unit that calculates a time difference between a broadcast radio audio based on the radio signal received by the reception unit and an IP radio audio based on the radio signal received by another reception unit; a prediction unit that predicts a grace time until switching from the broadcast radio audio to the IP radio audio based on the time difference; another calculation unit that calculates a stretch rate based on the grace time; and a switching unit that stretches the broadcast radio audio using the stretch rate to output an audio until the grace time elapses, and switches to an audio output of the IP radio audio when the grace time elapses.

The present invention refers to a system implemented in a digital TV receiver that provides broadcasters with a secure method for ingesting alternative video and / or audio media and replacing portions of the main video and / or audio with the goal of customizing the experience of identified consumers during their digital video and / or audio consumption experience. The system seeks to ensure the best possible experience for consumers without experiencing interruptions, lack of fluidity, or inconsistency in the playback of the alternative video and / or audio. The system provides a method for persistently verifying the conditions suitable for playback of the alternative video and audio.