WO2004091199A1 - 再生装置および再生方法 - Google Patents
再生装置および再生方法 Download PDFInfo
- Publication number
- WO2004091199A1 WO2004091199A1 PCT/JP2004/004716 JP2004004716W WO2004091199A1 WO 2004091199 A1 WO2004091199 A1 WO 2004091199A1 JP 2004004716 W JP2004004716 W JP 2004004716W WO 2004091199 A1 WO2004091199 A1 WO 2004091199A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- state
- video data
- sight
- user
- line
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 10
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 239000012141 concentrate Substances 0.000 claims description 7
- 230000001629 suppression Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 10
- 230000005236 sound signal Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 241001470257 Nagara Species 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000004424 eye movement Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- H04N5/57—Control of contrast or brightness
-
- 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
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
-
- 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
- H04N21/4318—Generation of visual interfaces for content selection or interaction; Content or additional data rendering by altering the content in the rendering process, e.g. blanking, blurring or masking an image region
-
- 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
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4341—Demultiplexing of audio and video streams
-
- 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
- H04N21/439—Processing of audio elementary streams
-
- 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
-
- 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
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV program
-
- 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
-
- 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
- H04N21/42646—Internal components of the client ; Characteristics thereof for reading from or writing on a non-volatile solid state storage medium, e.g. DVD, CD-ROM
-
- 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
- H04N21/485—End-user interface for client configuration
Definitions
- the present invention relates to a reproducing apparatus and a reproducing method applicable to, for example, a television receiver.
- Japanese Patent Application Laid-Open No. H10-21011177 discloses that setting such as brightness of a television receiver is set to a desired brightness level for each user by using user's biometric information and personal authentication. Has been described.
- the “while” state is a state in which the user is interested in both viewing and listening to the television receiver and other work such as studying. In some cases, the state changes from “while” to a state where the user concentrates on other tasks such as writing a text (denoted as “concentration” as appropriate). In this “concentration” state, the video and audio of the television receiver may be considered as disturbing the concentration.
- Japanese Patent Application Laid-Open No. 10-212177 does not disclose changing the reproduction characteristics of reproduced video or audio depending on "while” and "concentration”.
- the invention according to claim 1 includes a playback unit that plays back video data and audio data,
- Gaze detection means for detecting the gaze of the user
- Determining means for determining the degree of interest of the user in video data and audio data reproduced from the detection information obtained by the eye-gaze detecting means; and video and audio data based on the determination results obtained from the determining means.
- control means for changing at least one of the reproduction characteristics.
- the degree of the user's interest in the reproduced video and audio is determined by determining the target of the user's line of sight.
- the degree of interest includes a first state in which the user views the reproduced video and audio (normal viewing state), and a second state in which the user views the reproduced video and audio while performing other tasks. State (“while” state) and a third state (“concentration” state) that concentrates on other tasks. Based on this determination result, the reproduction characteristics of at least one of video and audio are controlled in accordance with each state.
- FIG. 1 is a block diagram showing a configuration of a reproducing apparatus according to an embodiment of the present invention.
- FIG. 2 is a flowchart for explaining the operation of one embodiment of the present invention.
- FIG. 3 is a block diagram showing a configuration of a reproducing apparatus according to another embodiment of the present invention.
- FIG. 1 shows a television receiver as a whole for receiving digital broadcasting as a whole.
- Reference numeral 1 indicates a receiving antenna, and a received signal of the receiving antenna 1 is amplified by the low noise amplifier 2 to a level required for demodulation.
- the output signal of the low noise amplifier 2 is supplied to the digital demodulator 3.
- the digital demodulator 3 extracts information embedded in the amplitude and phase of the carrier.
- the digital demodulator 3 includes, for example, a carrier recovery circuit, a synchronous detection circuit, a symbol timing circuit, and a code discrimination circuit.
- the output signal of the digital demodulator 3 is supplied to the error correction circuit 4.
- An error correction code is added on the transmission side, and an error correction circuit 4 corrects a code error generated on the transmission path.
- the output signal of the error correction circuit 4 is supplied to a demultiplexer 5.
- the demultiplexer 5 separates and outputs multiplexed video, audio, and data.
- the separated audio information is decoded by the audio decoder 6.
- the separated video information is decoded by the video decoder 7.
- the video decoder 7 uses MPEG 2 (Moving Picture Experts Group Ph.D. Perform decryption of as e 2).
- MPEG 2 Motion Picture Experts Group Ph.D. Perform decryption of as e 2
- transmission data is often scrambled so that only specific viewers can receive it.In such a case, a descrambler for descrambling is provided. .
- a digital audio signal from the audio decoder 6 is supplied to the speaker 10 via the audio controller 8 and the audio amplifier 9. Actually, two audio signal paths are provided corresponding to the left and right channels of the stereo.
- the digital video signal from the video decoder 7 is supplied to the display 13 via the video controller 11 and the video amplifier 12.
- a video signal processing circuit is provided as needed.
- the display 13 is a CRT (Cathode Ray Tube), an FPD (Flat Panel Dispal), or the like.
- Each of the audio controller 8 and the video controller 11 is provided with a DZA converter for converting a digital signal into an analog signal. Control of the reproduction characteristics of audio and video as described later can be performed both digitally and analogously.
- Reference numeral 14 is a line-of-sight detector that detects whether or not the user's line of sight is facing the display 13 of the television receiver. That is, the viewing ray detector 1 4, whether the target is a display line of sight, when the the c line of sight for detecting whether others are directed to the display side, viewing the user is viewing the audio and video by the television receiver It can be inferred that the user is watching the audio and video while performing other tasks such as studying, reading, and so on. On the other hand, when the gaze is not directed at the display, it can be estimated that the user is only interested in other tasks and is in a “concentrated” state.
- the detection signal from the line-of-sight detector 14 is supplied to the determination unit 15, and the determination unit 15 generates a control signal for each of the audio controller 8 and the video controller 11.
- the determination unit 15 determines which of the three states of the normal viewing state, the “while” state, and the “concentration” state, and adapts to each state.
- a control signal for controlling the reproduction characteristics of the signal and the video signal is generated.
- the type of control to be performed is set in advance, and the user can change the content of the control.
- the audio controller 8 controls, for example, a volume level by a control signal from the determination unit 15.
- the volume in the viewing state is optimal (meaning the level at or above normal broadcast reception), the volume in the “concentrated” state is minimum (including the sound off), and the volume in the “while” state Is the level between both.
- the audio controller 8 may change the frequency band, or may emphasize or suppress a predetermined frequency band.
- the bandwidth in the viewing state is the widest (meaning the bandwidth during normal broadcast reception or wider)
- the bandwidth in the “concentrated” state is the narrowest
- the bandwidth in the “while” state Is the bandwidth between both.
- the boost amounts of the low-frequency component and the high-frequency component may be controlled. In other words, the boost amount is minimized in the “concentrated” state.
- two or more voice control methods may be combined.
- the video controller 11 controls a video reproduction characteristic, for example, a luminance level, based on a control signal from the determination unit 15.
- the brightness level in the viewing state is the optimum (meaning the brightness level at the time of normal broadcast reception or higher), and the brightness level in the “concentrated” state is the minimum (including turning off the video).
- the luminance level in the “while” state is a level between both.
- the video controller 11 may control the resolution. For example, the resolution in the viewing state is determined to be optimal (meaning the resolution at the time of normal broadcast reception or higher), and the The resolution in the “while” state is the one between the two.
- the contrast may be controlled in addition to the brightness level and the resolution.
- an alternative image may be displayed.
- the gaze detector 14 is, for example, mounted on a reproducing device such as a television receiver by attaching an image sensor such as a CCD and analyzing the captured image to determine whether the user is watching the display 13 (viewing State), sometimes watching the display ("while” state), or not watching at all ("concentration” state).
- the line-of-sight detector 14 detects the length of time the user is looking at the display at predetermined time intervals such as 5 minutes and 10 minutes.
- the eye-gaze detector 14 include a light-emitting element such as a light-emitting diode mounted as close to the user's eye as possible, and a light-receiving unit provided in the television receiver for receiving light from the light-emitting element.
- a configuration consisting of The light receiving unit can receive the light from the light emitting diode only when the user's line of sight is facing the display side of the television receiver.
- a direction sensor may be provided on the user's head, face, or the like, to detect whether or not the user is facing the front display side, and the detection result may be wirelessly transmitted to the television receiver.
- the line of sight detector 14 may be configured to detect a change in the line of sight in addition to detecting the target of the user's line of sight. That is, the “Nagara” state, the viewing state, and the “concentration” state are determined based on the degree of eye movement. For example, when the user's line of sight is relatively stationary, it is determined to be in the viewing state, and when the user's line of sight is moving, it is determined to be the "while” state. The “concentrated” state is detected because the line of sight is not facing the display.
- FIG. 2 is a flowchart showing the processing performed by the determination unit 15 according to the embodiment of the present invention. It is a flowchart which shows a flow.
- the gaze detector 14 performs gaze detection.
- the ratio of watching the display of the television receiver is detected from the detection result. As an example, the total length of time during which the user is watching the display at predetermined time intervals is calculated.
- step S3 it is determined whether the ratio of watching the display is considerably high (for example, 90% or more). If it is determined to be 90% or more, in step S4, the video and audio signals are controlled in a state where a normal television broadcast is being watched. ). In this viewing state, the video signal and the audio signal are reproduced with optimum reproduction characteristics for the user.
- step S5 it is determined whether the difference is, for example, 10% or more. If determined to be so, the state is determined to be "while", and in step S6, the reproduction characteristics of the video signal and the audio signal are controlled to those adapted to "while”. If it is determined in step S5 that the ratio of viewing the display is not more than 10%, it is determined that the state is “concentration”, and in step S7, the reproduction characteristic of the video signal and the audio signal is “concentration”. It is controlled according to the state.
- reference numeral 21 is an example.
- a disc created in the mastering and replication processes for example, a DVD (Digital Versatile Disk).
- Reference numeral 22 denotes a spindle motor that rotationally drives the disk 21, and reference numeral 23 denotes an optical pickup for reproducing a signal recorded on the disk 21.
- the optical pickup 23 includes a semiconductor laser for irradiating the disk 21 with laser light, an optical system such as an objective lens, a detector for receiving return light from the disk 21, a focus and tracking mechanism, and the like. Further, the optical pickup 23 is sent in the radial direction of the disk 21 by a thread mechanism (not shown). The optical pickup 23 focuses a light beam of a semiconductor laser on a signal surface of the optical disk 21 and records data on a track formed in a spiral shape on the optical disk 21. The entire optical pickup 23 is moved by a thread mechanism.
- An output signal from, for example, a quadrant detector of the optical pickup 23 is supplied to the R / F unit 24.
- the unit 24 generates a reproduction (R F) signal, a focus error signal, and a tracking error signal by calculating an output signal of each detector of the 4-split detector.
- the reproduction signal is supplied to the EFM brass demodulation unit 25, and is subjected to EFM plus demodulation processing.
- EFM Plus converts an 8-bit data symbol into a 16-channel bit code code.
- Four types of tables are prepared as code conversion tables for this conversion. Each table is selected according to the state 1 to state 4 at that time, and the state after the code word is selected (the next state) is defined in each table.
- the focus error signal and the tracking error signal are supplied to the support section 26.
- the servo unit 26 controls the rotation operation of the spindle motor 22 based on the reproduction clock of the RF signal, and controls the focus servo and tracking support of the optical pickup 23.
- Retry for support part 2 6 A control signal is supplied from a system controller 27 that controls the operation of the whole raw device, and a desired position on the disk 21 can be accessed.
- a key 28 and a display unit 29 operated by a user in association with the system controller 27 are provided.
- the display unit 29 is made of a liquid crystal and displays an operation mode, a reproduction position, and the like.
- the digital data from the EFM plus demodulation unit 25 is supplied to an RS-PC (Reed-Solomon Product Code) decoder 30 and is subjected to error correction processing.
- R S — PC is an error correction code that combines a Reed's Solomon code and a product code.
- the output signal of the RS-PC decoder 30 is supplied to the sector decomposition circuit 31.
- the output signal of the sector decomposition circuit 31 is supplied to the demultiplexer 32 and the address decoder 33.
- a reproduction address is obtained by the address decoder 33, and the reproduction address is supplied to the service unit 26, the system controller 27, and the display unit 29.
- the access to the target position on the disc is controlled using the playback address in the service part 26.
- On the display section 29, the position being reproduced is displayed.
- the encoded audio data and the encoded video data are separated.
- the encoded audio data is decoded by the audio decoder 34, and the audio data from the audio decoder 34 is supplied to the audio controller 36.
- the audio controller 36 controls the audio reproduction characteristics according to a control signal from the system controller 27.
- the encoded video data is decoded by the video decoder 35, and the video data from the video decoder 35 is supplied to the video controller 37.
- the video controller 37 controls the sound reproduction characteristics according to a control signal from the system controller 27. .
- Each of the audio controller 36 and the video controller 37 is provided with a DZA converter for converting a digital signal into an analog signal. Digi Evening The reproduction characteristics of the audio signal and the video signal are controlled by either the analog or analog processing, as in the above-described embodiment.
- the audio signal output from the audio controller 36 is not shown, but is supplied to the speaker via the audio amplifier, and the video signal output from the video controller 37 is not shown, but is supplied to the display via the video amplifier. Is done.
- a gaze detector 38 similar to that in the above-described embodiment is provided, and a detection signal from the gaze detector 38 is supplied to the system controller 27.
- the system controller 27 performs the same processing as the processing described with reference to FIG. 2, and according to the ratio of watching the display, the current user state is the viewing state, “while” state, and “concentration”. The state is determined, and a control signal is generated in accordance with the result of the determination.
- the control for audio and video is performed in the same manner as in the above-described embodiment.
- the user wants to concentrate on other work in the state of “while” while performing other work while watching video software such as a movie recorded on the disc 21. Occasionally, the video and / or audio that is played back is played with characteristics that do not prevent concentration. Since this switching is performed automatically, there is no need for the user to operate keys and the like.
- the present invention is not limited to the above-described embodiment of the present invention, and various modifications and applications are possible without departing from the gist of the present invention.
- the present invention can be applied not only to a television receiver and a disc reproducing device but also to a reproducing device such as a VTR, a projector, and a personal computer.
- the present invention in the "while" state, when it is desired to concentrate on other work, at least one of the reproduced video and audio does not hinder the concentration. To be played Can be switched automatically. In addition, it is possible to automatically switch between a viewing state in which normal video and audio are being watched and a state of “while”.
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Social Psychology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Television Receiver Circuits (AREA)
- Controls And Circuits For Display Device (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04724870.3A EP1613069B1 (en) | 2003-04-08 | 2004-03-31 | Reproduction device and reproduction method |
CA002487396A CA2487396A1 (en) | 2003-04-08 | 2004-03-31 | Reproduction device and reproduction method |
CN200480000324XA CN1698354B (zh) | 2003-04-08 | 2004-03-31 | 再现设备和再现方法 |
US10/512,084 US7415191B2 (en) | 2003-04-08 | 2004-03-31 | Reproduction device and reproduction method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-103532 | 2003-04-08 | ||
JP2003103532A JP2004312401A (ja) | 2003-04-08 | 2003-04-08 | 再生装置および再生方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004091199A1 true WO2004091199A1 (ja) | 2004-10-21 |
Family
ID=33156828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/004716 WO2004091199A1 (ja) | 2003-04-08 | 2004-03-31 | 再生装置および再生方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7415191B2 (ja) |
EP (1) | EP1613069B1 (ja) |
JP (1) | JP2004312401A (ja) |
KR (1) | KR20060002710A (ja) |
CN (1) | CN1698354B (ja) |
CA (1) | CA2487396A1 (ja) |
WO (1) | WO2004091199A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018506205A (ja) * | 2014-12-23 | 2018-03-01 | ノキア テクノロジーズ オーユー | バーチャルリアリティコンテンツの制御 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8290341B2 (en) * | 2006-05-15 | 2012-10-16 | Nec Corporation | Video playing device, video playing method, and video playing program having automatic video selections based upon user concentration |
JP2008258749A (ja) * | 2007-04-02 | 2008-10-23 | Funai Electric Co Ltd | 薄型テレビジョン、および音響装置 |
WO2009066210A1 (en) * | 2007-11-20 | 2009-05-28 | Koninklijke Philips Electronics N.V. | Power saving transmissive display |
JP4775671B2 (ja) | 2008-12-26 | 2011-09-21 | ソニー株式会社 | 情報処理装置および方法、並びにプログラム |
JP5299866B2 (ja) * | 2009-05-19 | 2013-09-25 | 日立コンシューマエレクトロニクス株式会社 | 映像表示装置 |
US8255820B2 (en) | 2009-06-09 | 2012-08-28 | Skiff, Llc | Electronic paper display device event tracking |
JP5263092B2 (ja) * | 2009-09-07 | 2013-08-14 | ソニー株式会社 | 表示装置および制御方法 |
US8634701B2 (en) * | 2009-12-04 | 2014-01-21 | Lg Electronics Inc. | Digital data reproducing apparatus and corresponding method for reproducing content based on user characteristics |
JP2011166572A (ja) * | 2010-02-12 | 2011-08-25 | Nec Personal Products Co Ltd | 番組嗜好推定装置、画像視聴システム、番組視聴確認方法、及びプログラム |
JP2012104871A (ja) | 2010-11-05 | 2012-05-31 | Sony Corp | 音響制御装置及び音響制御方法 |
CN102054510A (zh) * | 2010-11-08 | 2011-05-11 | 武汉大学 | 一种视频预处理与播放的方法及系统 |
JP5772069B2 (ja) * | 2011-03-04 | 2015-09-02 | ソニー株式会社 | 情報処理装置、情報処理方法およびプログラム |
US9851787B2 (en) * | 2012-11-29 | 2017-12-26 | Microsoft Technology Licensing, Llc | Display resource management |
CN104052949B (zh) * | 2013-03-14 | 2019-03-29 | 联想(北京)有限公司 | 音量调节方法、装置及电子设备 |
KR102098277B1 (ko) | 2013-06-11 | 2020-04-07 | 삼성전자주식회사 | 시선 추적을 이용한 시인성 개선 방법, 저장 매체 및 전자 장치 |
JP6857024B2 (ja) * | 2016-12-26 | 2021-04-14 | ヤマハ株式会社 | 再生制御方法、システム、及び情報処理装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH099229A (ja) * | 1995-06-15 | 1997-01-10 | Oki Electric Ind Co Ltd | 多地点間会議装置 |
JPH11288259A (ja) * | 1998-02-06 | 1999-10-19 | Sanyo Electric Co Ltd | 省電力制御方法及びその装置 |
JP2001100870A (ja) * | 1999-09-28 | 2001-04-13 | Toshiba Corp | 情報処理装置 |
WO2001084838A1 (de) * | 2000-04-28 | 2001-11-08 | Swisscom Mobile Ag | Verfahren und system für videokonferenzen |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4513317A (en) * | 1982-09-28 | 1985-04-23 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Retinally stabilized differential resolution television display |
US4836670A (en) * | 1987-08-19 | 1989-06-06 | Center For Innovative Technology | Eye movement detector |
US4931865A (en) * | 1988-08-24 | 1990-06-05 | Sebastiano Scarampi | Apparatus and methods for monitoring television viewers |
JPH0818950A (ja) * | 1994-06-29 | 1996-01-19 | Sharp Corp | テレビドアホン装置 |
US6078349A (en) * | 1995-06-07 | 2000-06-20 | Compaq Computer Corporation | Process and system for increasing the display resolution of a point-to-point video transmission relative to the actual amount of video data sent |
JPH09275533A (ja) * | 1996-04-08 | 1997-10-21 | Sony Corp | 信号処理装置 |
EP0919906B1 (en) * | 1997-11-27 | 2005-05-25 | Matsushita Electric Industrial Co., Ltd. | Control method |
JP3488092B2 (ja) * | 1998-08-06 | 2004-01-19 | 松下電器産業株式会社 | 放送受信装置及び受信番組の選定方法 |
JP2001128134A (ja) * | 1999-11-01 | 2001-05-11 | Atr Media Integration & Communications Res Lab | プレゼンテーション装置 |
JP3644502B2 (ja) * | 2001-02-06 | 2005-04-27 | ソニー株式会社 | コンテンツ受信装置およびコンテンツ呈示制御方法 |
US7171108B1 (en) * | 2001-07-31 | 2007-01-30 | Keen Personal Media, Inc. | Audiovisual system to interrupt viewing of a first audiovisual program to provide notification of a second audiovisual program of interest to the user |
US7284201B2 (en) * | 2001-09-20 | 2007-10-16 | Koninklijke Philips Electronics N.V. | User attention-based adaptation of quality level to improve the management of real-time multi-media content delivery and distribution |
US7003139B2 (en) * | 2002-02-19 | 2006-02-21 | Eastman Kodak Company | Method for using facial expression to determine affective information in an imaging system |
-
2003
- 2003-04-08 JP JP2003103532A patent/JP2004312401A/ja active Pending
-
2004
- 2004-03-31 CA CA002487396A patent/CA2487396A1/en not_active Abandoned
- 2004-03-31 CN CN200480000324XA patent/CN1698354B/zh not_active Expired - Fee Related
- 2004-03-31 US US10/512,084 patent/US7415191B2/en active Active
- 2004-03-31 KR KR1020047019937A patent/KR20060002710A/ko not_active Application Discontinuation
- 2004-03-31 WO PCT/JP2004/004716 patent/WO2004091199A1/ja active Application Filing
- 2004-03-31 EP EP04724870.3A patent/EP1613069B1/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH099229A (ja) * | 1995-06-15 | 1997-01-10 | Oki Electric Ind Co Ltd | 多地点間会議装置 |
JPH11288259A (ja) * | 1998-02-06 | 1999-10-19 | Sanyo Electric Co Ltd | 省電力制御方法及びその装置 |
JP2001100870A (ja) * | 1999-09-28 | 2001-04-13 | Toshiba Corp | 情報処理装置 |
WO2001084838A1 (de) * | 2000-04-28 | 2001-11-08 | Swisscom Mobile Ag | Verfahren und system für videokonferenzen |
Non-Patent Citations (1)
Title |
---|
See also references of EP1613069A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018506205A (ja) * | 2014-12-23 | 2018-03-01 | ノキア テクノロジーズ オーユー | バーチャルリアリティコンテンツの制御 |
Also Published As
Publication number | Publication date |
---|---|
US7415191B2 (en) | 2008-08-19 |
CN1698354B (zh) | 2010-06-16 |
EP1613069B1 (en) | 2020-02-26 |
EP1613069A4 (en) | 2006-04-12 |
CA2487396A1 (en) | 2004-10-21 |
CN1698354A (zh) | 2005-11-16 |
US20050207725A1 (en) | 2005-09-22 |
KR20060002710A (ko) | 2006-01-09 |
EP1613069A1 (en) | 2006-01-04 |
JP2004312401A (ja) | 2004-11-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2004091199A1 (ja) | 再生装置および再生方法 | |
US20070031119A1 (en) | Playback apparatus | |
JP2007180746A (ja) | ディスク再生装置及びその映像データ出力方法 | |
JP2007058930A (ja) | ディスク再生装置 | |
US6119259A (en) | Method and apparatus of improving reliability of a descrambling operation in a DVD player | |
JP2007042195A (ja) | 録画装置 | |
JPWO2007094143A1 (ja) | 情報処理装置、その方法、そのプログラム、そのプログラムを記録した記録媒体、dj用再生装置、および再生装置 | |
JP4031918B2 (ja) | 再生装置 | |
JP2003046951A5 (ja) | ||
JP4187001B2 (ja) | 光ディスク記録再生装置 | |
US20060083140A1 (en) | Disk apparatus and adjusting method thereof | |
JP3668212B2 (ja) | デジタル情報受信装置及びデジタル情報受信方法 | |
JP2007213661A (ja) | 音声再生装置 | |
JP4480971B2 (ja) | 光ディスク再生装置 | |
JP5444722B2 (ja) | ダビング装置 | |
KR20070121358A (ko) | 복합제품에서의 다이나믹 비디오 출력방법 및 그 시스템 | |
KR100501931B1 (ko) | Dvd 입력 소스에 따른 최적화된 종횡비의 조정 방법 및이를 이용한 dvd 플레이어 | |
JP2003143526A (ja) | Dvd再生装置 | |
JP2003085951A (ja) | 光ディスク再生装置 | |
KR20070065151A (ko) | Tv/dvd 레코더 콤보 시스템에서의 녹화 및 재생 방법 | |
JP2008097708A (ja) | 再生装置及びプログラム | |
JP2007193863A (ja) | 光ディスク装置 | |
JP2007234089A (ja) | 記録再生装置 | |
JP2006190348A (ja) | 再生装置 | |
KR20000034392A (ko) | 브이씨디 플레이어의 영상 모드 판별 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10512084 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2487396 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020047019937 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2004724870 Country of ref document: EP Ref document number: 2004800324X Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWP | Wipo information: published in national office |
Ref document number: 2004724870 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 1020047019937 Country of ref document: KR |