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Matches 1 - 50 out of 98

Document Document Title
WO/2008/062249A1
The invention provides a method for providing broadcast frequencies to a transmitter device, comprising determining the geographical area where said transmitter device is currently located, accessing a database comprising associations be...  
WO/2008/062250A1
The present invention provides a method for maintaining continuity of radio transmissions, particularly unlicensed low-power FM transmissions, comprising transmitting frequency modulated media data via a radio transmission on a carrier f...  
WO/2005/079065A1
Disclosed is a digital set top box including a sound stereo encoder enabling an audience to effectively hear a sound stereo. By the digital set top box of the present invention, all formats of the sound signals can be modulated and outpu...  
WO/2005/041447A1
A wireless audio distribution system having a wireless transmitter, responsive to a plurality of audio input channels, for transmitting a encoded digital bitstream serially combining each of the audio input channel, the encoded digital b...  
WO/2003/001510A1
A digital signal processing apparatus receiving a 1−bit audio signal which has been transmitted via a predetermined transmission path and &Dgr Σ−modulated and switching it with a mute pattern. This apparatus includes an IEEE1394 I&s...  
WO/2001/062000A1
A method of distributing an event to a viewer including capturing the event on a capturing device as a broadcast transmission that has at least a 1,000 pixel by 1,000 pixel resolution, then transmitting the broadcast transmission to a di...  
WO/1999/043110A1
A method for coding digital audio data in which coded Fast Modified Discrete Cosine Transform (FMDCT) coefficients are computed utilising a Fast Fourier Transform (FFT) method. The described method allows a significant reduction in compu...  
WO1998035495A8
The present invention provides method and apparatus for transmitting stereo and surround sound information of the L-R signal without excessive attenuation at the higher frequencies in order to allow transmission of surround sound through...  
WO1998035495A3  
WO/1998/035495A2
The present invention provides method and apparatus for transmitting stereo and surround sound information of the L-R signal without excessive attenuation at the higher frequencies in order to allow transmission of surround sound through...  
WO/1997/024012A1
A surround sound processor for presenting stereophonic audio signal on a number of loudspeakers surrounding a listening area, comprising an input matrix stage (6), a detector filter (8) and matrix circuit (10), a direction detector circu...  
WO/1995/034956A1
In a method and device for signal encoding according to this invention, a first encoder (124) separately encodes noise components of a plurality of channels and a second encoder (125) commonly encodes noise components of a plurality of c...  
WO/1995/016333A1
A multi-channel signal compressor for compressing digital sound signals in the respective channels of a multi-channel sound system. The apparatus comprises a first-stage compression system and a second-stage compression system. In the fi...  
WO/1994/010758A1
A process for transmitting and/or storing digital signals from several channels is particularly suitable for transmitting the five channels of a 3/2 stereophonic system, as well as for transmitting two stereo channels and three additiona...  
WO/1993/008657A1
In order to transmit digitized stereophonic sound signals over channels, in particular radio channels, subject to interference, the invention proposes that transmission errors are detected at the decoder end and, if necessary, corrected ...  
WO/1991/019407A1
A surround processor includes a time constant processing circuit (56) for smoothing directional information signals from a detector (54) with continuously variable time constants in order to generate one or more control voltage signals. ...  
JP4313689B2  
JP3852018B2  
JP2006191347A
To solve the problem that it is impossible to supply any CATV signal due to the disconnection of a signal transmission path in a disaster or the like or the failure of a facility at a broadcasting station side at the time of receiving br...  
JP3792250B2  
JP2006085164A
To provide a method of embedding sound field control factors and a method of processing a sound field suitable thereto.The method includes a stage of obtaining sound field control factors in a binary data type by coding sound field facto...  
JP2005223452A
To provide a digital broadcasting system by which reproduction time information can be corrected or complemented regardless of the number of frames in a packet, and which facilitates the return from an error state to a normal state in a ...  
JP3557674B2
A method and apparatus for high efficiency encoding of digital data whereby input digital data may be encoded by so-called high efficiency encoding. The high efficiency device includes a signal component encoding circuit including in tur...  
JP3428024B2  
JP3404837B2
PURPOSE: To improve compressibility and to perform bit distribution among channels by detecting energy for each channel and performing encoding in which information quantity of each channel is allocated with a ratio in accordance with th...  
JP3376919B2  
JP2003006991A
To prevent noise at the time of reproduction start and reproduction stop of a DSD musical signal by forecasting the switching point between music data and a mute pattern independently of the reproduction apparatus side.IEEE1394 I/F 31 re...  
JP3341566B2
When transmitting a sigma-delta modulated signal produced from plural channel signals through a sigma-delta modulator, the main channel is made to have a different sampling frequency from the sub channel, for enhancing transmission effic...  
JP2002158619A
To simply control a phase difference (time difference) between input data and output data, in the case of converting a sampling frequency.When sampling frequency is converted by the sampling frequency converter of this invention, the sam...  
JP2002513529A
(57) Summary book invention supplies the equipment which transmits the stereo and surround sound information on a L*R signal without causing excessive attenuation in higher frequency, in order to be able to transmit surround sound throug...  
JP2002101001A
To provide a surround amplifier system that can make suitable surround reproduction for a program, whenever programs are changed.A tuner circuit outputs audio signals contained in broadcast signals to an audio-processing circuit and a ra...  
JP3277679B2
PURPOSE: To provide a high efficiency coding device which can apply the highly efficient compressing/coding processing to the data on plural channels including the band limited data on at least a single channel. CONSTITUTION: Each of cod...  
JP2002033976A
To control a sound field full of appropriate sense of presence, suited to the status and angle of a video information.Program information, including a program-related information corresponding to a video information and an audio informat...  
JP2001298375A
To provide a method and a device which transmit and receive digital radio information and can use the digital radio information for various uses. This method is provided for receiving information including respective steps in which searc...  
JP2001257964A
To provide a digital broadcasting receiver capable of automatically switching a surround mode or automatically correcting a picture quality corresponding to program contents.A system controller 13 detects the category code of a program u...  
JP2001238299A
To provide a broadcast reception device that can independently adjust a reproduction level of an audio signal of a plurality of channels by each channel in a selected BS digital broadcast program.The broadcast reception device is provide...  
JP2000295130A
To automatically start to recorde a broadcast program in response to broadcast contents and to automatically set a repetitive section as to phrases requiring repetitive learning. A broadcast station 30 transmits a broadcast radio wave 31...  
JP3099892B2  
JP2000013786A
To enable plural users to simultaneously view and to cope with plural services. An input optical signal is detected by an optical receiver 10 and demultiplexed into plural unit channel signals by a signal demultiplexer 11. In a switch ci...  
JP2585042Y2  
JP2574356Y2  
JPH09223971A
To attain high-quality multichannel reproduction with a small data transfer rate and medium capacity. A 1st ΣΔ modulation part 15 performs ΣΔ modulation to a left front ch signal and a right front ch signal supplied from input termin...  
JPH09500252A
(57) The multichannel bit reduction equipment which compresses the digital sound signal in each channel of a summary multichannel sound system is offered. This invention equipment is constituted by the 1st compression part and the 2nd co...  
JPH08166799A
PURPOSE: To secure a stable regenerative band width and to prevent noise generation by determining the band width of each block by making reference to the band width determined by the use of the precedent block. CONSTITUTION: Normalizati...  
JPH08505739A
(57) The method for transmitting and/or memorizing the digital signal of a summary multi-channel is indicated. Especially this method is suitable for transmission of transmission of five channels of 3 / 2 solid sound, two stereo channels...  
JPH07288473A
PURPOSE: To provide a high efficiency coding device which can apply the highly efficient compressing/coding processing to the data on plural channels including the band limited data on at least a single channel. CONSTITUTION: Each of cod...  
JPH07160292A
PURPOSE: To improve compressibility and to perform bit distribution among channels by detecting energy for each channel and performing encoding in which information quantity of each channel is allocated with a ratio in accordance with th...  
JPH0623348U
[Objects of the Invention] It is compulsorily set in monophonic mode at the time of traffic information reception or generating of the contiguity disturbance wave of RDS information reception, and traffic information is made easy to hear...  
JPH0623347U
[Objects of the Invention] Provide FM demodulator of FM receiver which can link FM demodulator and a latter stereo demodulator directly without using a coupling capacitor etc. [Elements of the Invention] Voltage follower 1 into which FM ...  
JPH067340U
[Objects of the Invention] Reinforcement of the feeling of a stereo which followed the receiving situation satisfactorily is aimed at without performing exceptional operation. [Elements of the Invention] In signal strength detector circu...  

Matches 1 - 50 out of 98