JP2014526827A - ネットワーク状態に依存した信号処理モジュールの選択 - Google Patents
ネットワーク状態に依存した信号処理モジュールの選択 Download PDFInfo
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- 230000007246 mechanism Effects 0.000 claims abstract description 13
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/54—Store-and-forward switching systems
- H04L12/56—Packet switching systems
- H04L12/5691—Access to open networks; Ingress point selection, e.g. ISP selection
- H04L12/5692—Selection among different networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/25—Flow control; Congestion control with rate being modified by the source upon detecting a change of network conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/80—Responding to QoS
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer
- H04M7/0072—Speech codec negotiation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/164—Feedback from the receiver or from the transmission channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
- H04L43/0835—One way packet loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0852—Delays
- H04L43/0858—One way delays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/565—Conversion or adaptation of application format or content
- H04L67/5651—Reducing the amount or size of exchanged application data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
Abstract
Description
A1≧A2≧A3
B3≧B2≧B1
C3≧C2≧C1
D1≧D2≧D3
のように設定することができる。
Claims (10)
- 無線通信ネットワークを通じて確立されたチャネルを介してリモートデバイスとパケットベースの通話を行う方法であって、
通信クライアントアプリケーションを実行して上記通話を行い、少なくとも1つのネットワークパラメータを監視する、実行するステップと、
前記の少なくとも1つの監視されたネットワークパラメータに基づいて、処理機能を実施するように動作可能なハードウェア処理モジュール、又は前記処理機能を実施するように実行可能なソフトウェア処理モジュールのうち1つに前記通話を選択的に供給するステップと、
を含む方法。 - 前記少なくとも1つの監視されたネットワークパラメータは、
チャネルビットレート、
チャネルエンドツーエンド送信遅延、
チャネルパケット損失率、及び
チャネルパケット損失バースト性
のうち少なくとも1つである、請求項1に記載の方法。 - 選択メカニズムの切り替え手段において入力信号を受け取るステップと、
前記選択メカニズムの制御手段において前記少なくとも1つの監視されたネットワークパラメータを受け取るステップと、
前記制御手段から前記切り替え手段へ制御信号を供給するステップであり、前記制御信号は前記少なくとも1つの監視されたネットワークパラメータに基づき、前記制御信号は前記ハードウェア処理モジュール又は前記ソフトウェア処理モジュールのいずれかに処理すべき前記入力信号を出力するように前記切り替え手段を制御する、ステップと、
をさらに含む請求項2に記載の方法。 - 複数のネットワークパラメータの論理分析を実行するステップ
をさらに含む請求項3に記載の方法。 - 前記制御手段は、
前記チャネルビットレートが所定ビットレート閾値以上であり、かつ
前記チャネルエンドツーエンド送信遅延が所定遅延閾値未満であり、かつ
前記チャネルパケット損失率が所定パケット損失率閾値未満であるとき、
前記ハードウェア処理モジュールに処理すべき前記入力信号を出力するように前記切り替え手段を制御し、
かつ/あるいは、前記制御手段は、
前記チャネルビットレートが前記所定ビットレート閾値未満であるとき、又は
前記チャネルエンドツーエンド送信遅延が前記所定遅延閾値以上であるとき、又は
前記チャネルパケット損失率が前記所定パケット損失率閾値以上であるとき、
前記ソフトウェア処理モジュールに処理すべき前記入力信号を出力するように前記切り替え手段を制御する、
請求項4に記載の方法。 - 構成モードを選択するためのユーザ入力を受け取るステップであり、前記構成モードは一定閾値のセットに対応し、前記制御手段は一定閾値の前記セットを用いて前記切り替え手段を制御する、ステップ
をさらに含む請求項5に記載の方法。 - 電源の電源レベルを監視するステップと、
前記電源レベルに基づいて前記選択メカニズムの動作を調整するステップと、
をさらに含む請求項5に記載の方法。 - 前記の閾値は前記電源の前記電源レベルに従って変更され、前記制御手段は、モバイルデバイスが外部電力源に接続されていることを前記電源の前記電源レベルが示すとき、一定閾値の第1のセットを用いて前記切り替え手段を制御し、前記制御手段は、前記電源の前記電源レベルが所定電源閾値以上であるとき、一定閾値の第2のセットを用いて前記切り替え手段を制御し、前記制御手段は、前記電源の前記電源レベルが前記所定電源閾値未満であるとき、一定閾値の第3のセットを用いて前記切り替え手段を制御する、
請求項7に記載の方法。 - モバイルデバイスに請求項1乃至8のうちいずれか1項に記載の方法を実行させるように構成されたコードを含むコンピュータプログラム。
- 請求項1乃至8のうちいずれか1項に記載の方法を実施することに適したモバイルデバイスであって、
無線通信ネットワークにアクセスするように構成された無線アクセス回路と、
通信クライアントアプリケーションを実行して前記無線通信ネットワークを通じて確立されたチャネルを介してリモートデバイスとパケットベースの通話を行う、実行する手段であり、前記通信クライアントアプリケーションは少なくとも1つのネットワークパラメータを監視するように構成される、手段と、
処理機能を実施するように選択的に動作可能なハードウェア処理モジュールと、
前記処理機能を実施するように選択的に実行可能なソフトウェア処理モジュールと、
前記の少なくとも1つの監視されたネットワークパラメータに基づいて、前記ハードウェア処理モジュール及び前記ソフトウェア処理モジュールのうち1つに前記通話を供給する選択メカニズムと、
を含むモバイルデバイス。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1115386.3 | 2011-09-06 | ||
GB1115386.3A GB2494411B (en) | 2011-09-06 | 2011-09-06 | Signal processing |
US13/328,089 US8830853B2 (en) | 2011-09-06 | 2011-12-16 | Signal processing |
US13/328,089 | 2011-12-16 | ||
PCT/US2012/054016 WO2013036682A1 (en) | 2011-09-06 | 2012-09-06 | Selection of signal processing module depending on network conditions |
Publications (3)
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JP2014526827A true JP2014526827A (ja) | 2014-10-06 |
JP2014526827A5 JP2014526827A5 (ja) | 2015-10-01 |
JP6256950B2 JP6256950B2 (ja) | 2018-01-10 |
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JP2014529871A Active JP6256950B2 (ja) | 2011-09-06 | 2012-09-06 | ネットワーク状態に依存した信号処理モジュールの選択 |
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US (1) | US8830853B2 (ja) |
EP (1) | EP2740291B1 (ja) |
JP (1) | JP6256950B2 (ja) |
KR (1) | KR101907724B1 (ja) |
GB (1) | GB2494411B (ja) |
WO (1) | WO2013036682A1 (ja) |
Families Citing this family (6)
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GB2514540B (en) * | 2013-04-10 | 2020-01-08 | Microsoft Technology Licensing Llc | Resource for encoding a video signal |
CN106104178B (zh) | 2014-02-27 | 2018-09-25 | 三菱电机株式会社 | 热源侧单元以及制冷循环装置 |
US10893266B2 (en) * | 2014-10-07 | 2021-01-12 | Disney Enterprises, Inc. | Method and system for optimizing bitrate selection |
US10972726B2 (en) * | 2017-09-29 | 2021-04-06 | Whatsapp Inc. | Techniques to dynamically select a video encoder for streaming video encoding |
CN111182303A (zh) * | 2019-10-08 | 2020-05-19 | 腾讯科技(深圳)有限公司 | 共享屏幕的编码方法、装置、计算机可读介质及电子设备 |
CN114765677A (zh) * | 2021-01-12 | 2022-07-19 | 腾讯科技(深圳)有限公司 | 多人视频会话方法、装置、计算机设备及存储介质 |
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- 2011-12-16 US US13/328,089 patent/US8830853B2/en active Active
-
2012
- 2012-09-06 KR KR1020147005874A patent/KR101907724B1/ko active IP Right Grant
- 2012-09-06 EP EP12762488.0A patent/EP2740291B1/en active Active
- 2012-09-06 JP JP2014529871A patent/JP6256950B2/ja active Active
- 2012-09-06 WO PCT/US2012/054016 patent/WO2013036682A1/en unknown
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Also Published As
Publication number | Publication date |
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EP2740291B1 (en) | 2023-06-07 |
US20130058232A1 (en) | 2013-03-07 |
KR20140074886A (ko) | 2014-06-18 |
GB2494411A (en) | 2013-03-13 |
JP6256950B2 (ja) | 2018-01-10 |
US8830853B2 (en) | 2014-09-09 |
GB2494411B (en) | 2017-12-06 |
KR101907724B1 (ko) | 2018-10-12 |
GB201115386D0 (en) | 2011-10-19 |
EP2740291A1 (en) | 2014-06-11 |
WO2013036682A1 (en) | 2013-03-14 |
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