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    • 81. 发明专利
    • Image data transmitting device, image data transmitting method, and image data receiving device
    • 图像数据发送装置,图像数据发送方法和图像数据接收装置
    • JP2011205397A
    • 2011-10-13
    • JP2010070571
    • 2010-03-25
    • Sony Corpソニー株式会社
    • IWAMURA ATSUSHIINOUE HAJIME
    • H04N13/04H04N7/173
    • H04N13/0029H04N13/0059H04N13/0066H04N13/04H04N21/43635H04N21/4402H04N21/816
    • PROBLEM TO BE SOLVED: To prevent deterioration in image quality caused by unnecessary format conversions.SOLUTION: An STB (set-top box) 200 acquires three-dimensional image data and audio data by receiving bit stream data in a broadcast wave sent by a broadcasting station 100. Moreover, the STB 200 sends the three-dimensional image data and the audio data to a TV (television receiver) 300 via an HDMI (high-definition multimedia interface) digital interface. The STB 200 sends the received image data, without performing format conversion, in the original format to the TV 300, when the TV 300 can handle the received three-dimensional image data and when the TV 300 requests for the transmission without format conversion. In other cases, the STB 200 sends the received three-dimensional image data to the TV 300, after converting the format of the image data into the format that has been preset by a user.
    • 要解决的问题:防止由不必要的格式转换引起的图像质量的劣化。解决方案:STB(机顶盒)200通过在广播中发送的广播波中接收比特流数据来获取三维图像数据和音频数据 此外,STB200经由HDMI(高清晰度多媒体接口)数字接口将三维图像数据和音频数据发送到TV(电视接收机)300。 当TV300可以处理接收到的三维图像数据时,以及当TV 300请求格式转换时,STB 200将原始格式的接收图像数据发送到TV300,而不进行格式转换。 在其他情况下,STB 200将图像数据的格式转换成用户预设的格式后,将接收的三维图像数据发送到TV300。
    • 82. 发明专利
    • Electronic device and method of determining digital interface of connected external device
    • 电子设备及确定连接外部设备的数字接口的方法
    • JP2011205164A
    • 2011-10-13
    • JP2010067089
    • 2010-03-23
    • Sony Corpソニー株式会社
    • TAO AKIHIKOSAITO TAKEHIKOHAYASHI SHUNEIICHIMURA HAJIME
    • H04N7/173
    • G09G5/006G09G2370/042G09G2370/12H04N21/43635H04N21/44231
    • PROBLEM TO BE SOLVED: To change an operation of a data transmission unit in conformity to a digital I/F of a connected external device by determining the digital I/F of the connected external device by a circuit.SOLUTION: A control unit 123 of a sink device 120 includes a determining unit 124. The determining unit 124 determines, for example, whether a source device 110 is connected to the sink device 120 and whether the digital I/F of the data transmission unit 112 in the source device 110 conforms to an HDMI standard or a new standard. The control unit 123 changes the operation of a data reception unit 122 in conformity to the digital I/F of the data transmission unit 112 in the source device 110, based on a result of discrimination by the discrimination unit 124 when the data reception unit 122 conforms to the digital I/F of the HDMI standard and the new standard. A connector unit for connecting an external device that operates with the digital I/F of the HDMI and new standards can be used, to have advantages in cost and space.
    • 要解决的问题:通过利用电路确定所连接的外部设备的数字I / F来改变与连接的外部设备的数字I / F相符的数据传输单元的操作。解决方案:控制单元123 宿设备120包括确定单元124.确定单元124例如确定源设备110是否连接到宿设备120,以及源设备110中的数据传输单元112的数字I / F是否符合 符合HDMI标准或新标准。 控制单元123根据数据接收单元122中的识别单元124的鉴别结果,改变与源装置110中的数据发送单元112的数字I / F一致的数据接收单元122的操作 符合HDMI标准的数字I / F和新标准。 可以使用用于连接与HDMI的数字I / F和新标准一起工作的外部设备的连接器单元,从而具有成本和空间的优点。
    • 84. 发明专利
    • Communication apparatus
    • 通讯设备
    • JP2011041204A
    • 2011-02-24
    • JP2009189336
    • 2009-08-18
    • Canon Incキヤノン株式会社
    • KOIZUMI HIDETAKAKIMOTO TATSUYAOGAKI KOJI
    • H04N7/173
    • H04N21/43615H04N21/4104H04N21/43635
    • PROBLEM TO BE SOLVED: To acquire appropriate device information from an external device, and to transmit optimum video data to the external device in accordance with the acquired device information.
      SOLUTION: When an external device is changed from an active state to an inactive state and even if first device information has been already acquired when the external device is changed from the inactive state to the active state, a communication device is controlled to acquire second device information from the external device and to transmit video data to the external device in accordance with a result obtained by comparing the first device information with the second device information.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:从外部设备获取适当的设备信息,并根据所获取的设备信息向外部设备发送最佳视频数据。 解决方案:当外部设备从激活状态变为非活动状态时,即使当外部设备从非活动状态更改为活动状态时,即使已经获取第一设备信息,通信设备也被控制为 根据通过比较第一设备信息和第二设备信息获得的结果,从外部设备获取第二设备信息并将视频数据传输到外部设备。 版权所有(C)2011,JPO&INPIT
    • 86. 发明专利
    • Device and method for processing image, and program
    • 用于处理图像和程序的设备和方法
    • JP2010103818A
    • 2010-05-06
    • JP2008274166
    • 2008-10-24
    • Sony Corpソニー株式会社
    • HIROTA YOICHIIKEDA KIYOSHIOTA MASASHIHAMADA TOSHIMICHINAGANUMA HIROMASATSUKAMOTO MAKOTO
    • H03M7/32G06T5/00G09G5/00G09G5/36H03M7/14H04N1/405H04N5/20
    • G06T5/008H04N5/57H04N7/0102H04N21/43635H04N21/44
    • PROBLEM TO BE SOLVED: To execute gradation conversion for improving apparent image quality even if a D-A converter is interposed. SOLUTION: Each of gradation conversion parts 41 and 42 executes gradation conversion for converting, for instance, a 12-bit image supplied to an 8-bit image. A signal of the image subjected to gradation conversion by the gradation conversion part 41 is supplied to an output terminal of a digital output. A signal of the image subjected to gradation conversion by the gradation conversion part 42 is subjected to D-A conversion by a D-A converter 43 supplied to an output terminal of analog output. A filter coefficient of filtering in the gradation conversion part 42 is determined in accordance with a frequency characteristic of the DA converter 43. This invention can be applied to, for instance, a device for processing an image which has an analog output terminal and a digital output terminal and executing gradation conversion. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:即使插入D-A转换器,也执行用于提高视觉质量的灰度转换。 解决方案:灰度转换部分41和42中的每一个执行用于转换例如提供给8位图像的12位图像的灰度转换。 通过灰度转换部分41进行灰度转换的图像的信号被提供给数字输出的输出端。 由灰度转换部分42进行灰度转换的图像的信号由提供给模拟输出的输出端的D-A转换器43进行D-A转换。 灰度转换部42中的滤波滤波器系数根据DA转换器43的频率特性来确定。本发明可以应用于例如用于处理具有模拟输出端和数字的图像的图像的装置 输出端子和执行灰度转换。 版权所有(C)2010,JPO&INPIT
    • 90. 发明专利
    • Interface circuit
    • 接口电路
    • JP2009130606A
    • 2009-06-11
    • JP2007303185
    • 2007-11-22
    • Sony Corpソニー株式会社
    • ICHIMURA HAJIMEKIKUCHI HIDEKAZUNAKAJIMA YASUHISA
    • H04L25/02H04N7/173H04N21/436
    • H04L25/0276H04J3/0638H04J3/0641H04L7/0016H04L7/0091H04L25/0272H04L25/0292H04L25/493H04N21/43615H04N21/43635H04N21/64322
    • PROBLEM TO BE SOLVED: To cover a real-time property of an Ethernet (R) signal differentially transmitted.
      SOLUTION: A video signal and a voice signal are TMDS-transmitted from a source apparatus to a sink apparatus. An Ethernet signal is bi-directionally transmitted via a reserve line 362 and an HPD line 363 which are set up aside from the TMDS transmission line, while an SPDIF signal is transmitted from the sink apparatus to the source apparatus. The Ethernet signal bi-directionally transmitted between Ethernet receiving and transmission circuits 160 and 260 is differentially transmitted by amplifiers 420 and 520 and is received by amplifiers 430 and 530. Meanwhile, the SPDIF signal from an SPDIF transmission circuit 270 is in-phase transmitted by adders 571 and 572 and is received by an adder 460, to be supplied to an SPDIF receiving circuit 170.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:覆盖差分传输的以太网(R)信号的实时属性。 解决方案:视频信号和语音信号是从源设备发送到宿设备的TMDS。 以太网信号经由备用线路362和从TMDS传输线路设置的HPD线路363双向传输,同时SPDIF信号从宿设备发送到源设备。 在以太网接收和发送电路160和260之间双向传输的以太网信号被放大器420和520差分地发送,并被放大器430和530接收。同时,来自SPDIF发送电路270的SPDIF信号被同相地传输, 加法器571和572,并被加法器460接收,以提供给SPDIF接收电路170.(C)2009年,JPO和INPIT