BRPI0520155A2 - dispositivo de processamento de imagem - Google Patents

dispositivo de processamento de imagem

Info

Publication number
BRPI0520155A2
BRPI0520155A2 BRPI0520155-1A BRPI0520155A BRPI0520155A2 BR PI0520155 A2 BRPI0520155 A2 BR PI0520155A2 BR PI0520155 A BRPI0520155 A BR PI0520155A BR PI0520155 A2 BRPI0520155 A2 BR PI0520155A2
Authority
BR
Brazil
Prior art keywords
signal
unit
wqvga
processing device
aspect ratio
Prior art date
Application number
BRPI0520155-1A
Other languages
English (en)
Inventor
Yuka Fujita
Toshiyuki Takahashi
Atsushi Hori
Takeo Kawaura
Koichi Hiramatsu
Masashi Hidai
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of BRPI0520155A2 publication Critical patent/BRPI0520155A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/44504—Circuit details of the additional information generator, e.g. details of the character or graphics signal generator, overlay mixing circuits
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
    • G09G5/222—Control of the character-code memory
    • G09G5/227—Resolution modifying circuits, e.g. variable screen formats, resolution change between memory contents and display screen
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
    • G09G5/24—Generation of individual character patterns
    • G09G5/243—Circuits for displaying proportional spaced characters or for kerning
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
    • G09G5/24—Generation of individual character patterns
    • G09G5/26—Generation of individual character patterns for modifying the character dimensions, e.g. double width, double height
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
    • H04N21/42202—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS] environmental sensors, e.g. for detecting temperature, luminosity, pressure, earthquakes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42653—Internal components of the client ; Characteristics thereof for processing graphics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/432—Content retrieval operation from a local storage medium, e.g. hard-disk
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/44016—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving splicing one content stream with another content stream, e.g. for substituting a video clip
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440263—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA
    • H04N21/440272—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA for performing aspect ratio conversion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/641—Multi-purpose receivers, e.g. for auxiliary information
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0442—Handling or displaying different aspect ratios, or changing the aspect ratio
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/10—Mixing of images, i.e. displayed pixel being the result of an operation, e.g. adding, on the corresponding input pixels
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/12—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels
    • G09G2340/125—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels wherein one of the images is motion video
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
    • H04N7/0122—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal the input and the output signals having different aspect ratios

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Computer Graphics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Remote Sensing (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Image Processing (AREA)

Abstract

DISPOSITIVO DE PROCESSAMENTO DE IMAGEM. A presente invenção refere-se a um dispositivo de processamento de imagem que inclui uma unidade de processamento de navegação de carro (12) para processamento de um sinal de WQVGA, uma unidade de processamento de recepção de TV (15) para processamento de um sinal de NTSC, e uma unidade de conversão de resolução de imagem (17), a qual realiza uma conversão de resolução de imagem do sinal de NTSC a partir da unidade de processamento de recepção de TV (15) em um sinal de WQVGA. A unidade de processamento de recepção de TV (15) inclui uma unidade de conversão de razão de aspecto de pixel (104) para realização de uma conversão de razão de aspecto de pixel de dados de caractere adquiridos a partir de um conjunto de fonte de caractere pronto para WQVGA 2, e uma unidade de composição de gráfico/imagem de TV (106) para composição de uma saída a partir da unidade de conversão de razão de aspecto de pixel 104 com o sinal de NTSC, e para extração de um sinal compósito para a unidade de conversão de resolução de imagem (17).
BRPI0520155-1A 2005-03-17 2005-03-17 dispositivo de processamento de imagem BRPI0520155A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/004816 WO2006098038A1 (ja) 2005-03-17 2005-03-17 画像処理装置

Publications (1)

Publication Number Publication Date
BRPI0520155A2 true BRPI0520155A2 (pt) 2009-04-22

Family

ID=36991398

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0520155-1A BRPI0520155A2 (pt) 2005-03-17 2005-03-17 dispositivo de processamento de imagem

Country Status (6)

Country Link
US (1) US20080100741A1 (pt)
EP (1) EP1860641A4 (pt)
JP (1) JP4489805B2 (pt)
CN (1) CN100530342C (pt)
BR (1) BRPI0520155A2 (pt)
WO (1) WO2006098038A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102194316A (zh) * 2011-03-23 2011-09-21 中兴通讯股份有限公司 一种实时获取路况信息的方法及系统
US9812056B2 (en) * 2014-06-24 2017-11-07 Google Inc. Display resolution negotiation
JP6609970B2 (ja) * 2015-04-02 2019-11-27 アイシン精機株式会社 周辺監視装置
US10997570B1 (en) * 2015-07-10 2021-05-04 Wells Fargo Bank, N.A. Context-aware, vehicle-based mobile banking

Family Cites Families (16)

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Publication number Priority date Publication date Assignee Title
US5221921A (en) * 1989-11-02 1993-06-22 Eastman Kodak Company High speed character generator
US5392069A (en) * 1992-06-11 1995-02-21 Canon Kabushiki Kaisha Image processing apparatus which can process a plurality of kinds of images having different aspect ratios
JP3141531B2 (ja) * 1992-06-16 2001-03-05 キヤノン株式会社 画像処理装置及びその方法
JPH06113200A (ja) * 1992-09-25 1994-04-22 Nec Corp 映像合成装置
US5325131A (en) * 1993-05-03 1994-06-28 Tektronix, Inc. Multiformat television switcher
US5771034A (en) * 1995-01-23 1998-06-23 Microsoft Corporation Font format
US5528301A (en) * 1995-03-31 1996-06-18 Panasonic Technologies, Inc. Universal video format sample size converter
US5943064A (en) * 1997-11-15 1999-08-24 Trident Microsystems, Inc. Apparatus for processing multiple types of graphics data for display
JP2001169199A (ja) * 1999-12-08 2001-06-22 Nec Corp 字幕補正回路及びその字幕補正方法
ATE262253T1 (de) * 1999-12-14 2004-04-15 Broadcom Corp Verfahren und system zur dekodierung von videosequenzen und grafiken
TWI229842B (en) * 2000-04-21 2005-03-21 Matsushita Electric Ind Co Ltd Image processing method and image processing apparatus
JP3821641B2 (ja) * 2000-09-29 2006-09-13 松下電器産業株式会社 オンスクリーンディスプレイ装置
GB0105994D0 (en) * 2001-03-10 2001-05-02 Pace Micro Tech Plc Video display resizing
JP2003288066A (ja) * 2002-03-28 2003-10-10 Matsushita Electric Ind Co Ltd オンスクリーンディスプレイ装置
JP2003345338A (ja) * 2002-05-28 2003-12-03 Matsushita Electric Ind Co Ltd ディスプレイ装置及び文字表示制御方法
US20060015813A1 (en) * 2002-11-27 2006-01-19 Chung Hyun-Kwon Apparatus and method for reproducing interactive contents by controlling font according to aspect ratio conversion

Also Published As

Publication number Publication date
JPWO2006098038A1 (ja) 2008-08-21
CN100530342C (zh) 2009-08-19
CN101111883A (zh) 2008-01-23
WO2006098038A1 (ja) 2006-09-21
JP4489805B2 (ja) 2010-06-23
EP1860641A1 (en) 2007-11-28
EP1860641A4 (en) 2009-10-21
US20080100741A1 (en) 2008-05-01

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 10A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2307 DE 24/03/2015.