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    • 52. 发明申请
    • MICROPHONE
    • 麦克风
    • WO2005020629A1
    • 2005-03-03
    • PCT/NO2004/000243
    • 2004-08-12
    • TANDBERG TELECOM ASMUREN, PetterMARTON, Trygve, Frederik
    • MUREN, PetterMARTON, Trygve, Frederik
    • H04R7/02
    • H04R9/08H04R9/16
    • A sound recording and/or sound reproducing part (11, 13, 17) loosely anchored/connected to a second part (12) wherein said sound recording and/or sound reproducing part is levitated on a magnetic field and the sound recording and/or sound reproducing part (11, 13, 17) and said second part (12) in combination forms a first sound recording and/or sound reproducing device (10). The invention further discloses the use of the sound recording and/or sound reproducing part within on or more of the following devices; a loud speaking telephone, a telephone, wireless communication equipment, a mobile phone, a Bluetooth device, a videoconference terminal, a hearing aid or active ear protection equipment.
    • 松散地锚定/连接到第二部分(12)的声音记录和/或声音再现部分(11,13,17),其中所述声音记录和/或声音再现部分在磁场上悬浮,并且/或 声音再现部分(11,13,17)和所述第二部分(12)组合形成第一声音记录和/或声音再现装置(10)。 本发明还公开了在以下装置的一个或多个上使用声音记录和/或声音再现部分; 大声电话,电话,无线通信设备,移动电话,蓝牙设备,视频会议终端,助听器或主动耳朵保护设备。
    • 55. 发明申请
    • METHOD FOR BITRATE ADJUSTMENT
    • 双向调整方法
    • WO2004110064A1
    • 2004-12-16
    • PCT/NO2004/000077
    • 2004-03-19
    • TANDBERG TELECOM ASKARLSEN, Per, ArneNILSEN, Geir, ScottLORENTZEN, Nils, Henrik
    • KARLSEN, Per, ArneNILSEN, Geir, ScottLORENTZEN, Nils, Henrik
    • H04N7/15
    • H04L65/1009H04L29/06027H04L41/0896H04L65/103H04L65/104
    • The present invention discloses a method and a gateway for down speeding the data rate at the circuit switched side of a call being translated in the gateway if the packet switched side do not have sufficient bandwidth capabilities for matching the circuit switched data rate. According to one embodiment of the present invention, the gateway will compare the bandwidth of the H.320 and the H.323 side of a call after establishing the connection, i.e preferably directly after signalling has been completed. Then, if the H.323 side of the call is connected at a lower rate than the H.320 side e.g. because of insufficient capabilities of the H.323 endpoint, the gateway will initiate a down speeding procedure at the H.320 side e.g. by means of the features of the BONDING TM technique. The down speeding procedure disconnects a number of B-channels of the H.320 connection to make the call rate equal or lower than the call rate of the H.323 side of the call.
    • 本发明公开了一种方法和网关,用于在分组交换侧没有足够的带宽能力以匹配电路交换数据速率的情况下,降低在网关中转换的呼叫的电路交换侧的数据速率。 根据本发明的一个实施例,网关将在建立连接之后比较呼叫的H.320和H.323侧的带宽,即最好在信令完成之后直接进行比较。 然后,如果呼叫的H.323侧以比H.320侧更低的速率连接,例如 由于H.323端点的能力不足,网关将启动H.320端的下行超速程序,例如 借助于BONDING TM技术的特点。 降速过程断开H.320连接的多个B信道,使呼叫速率等于或低于呼叫的H.323侧的呼叫速率。
    • 57. 发明申请
    • SYSTEM AND METHOD FOR SCALABLE MEDIA SWITCHING CONFERENCING
    • 用于可扩展媒体交换会议的系统和方法
    • WO2011149359A1
    • 2011-12-01
    • PCT/NO2011/000158
    • 2011-05-25
    • TANDBERG TELECOM ASBERGER, EspenBÜHLER, PascalKROKNES, Jan, Asle
    • BERGER, EspenBÜHLER, PascalKROKNES, Jan, Asle
    • H04L29/06H04N7/15
    • H04N7/152H04L65/403H04L65/605
    • A system and a method for exchanging audio, video, and data information between at least two clients in a communication network supported by a central unit. The method comprises the steps of connecting the at least two clients to the central unit using a call control protocol, the call control protocol negotiating video formats and connection information for sending and receiving media streams; transmitting information from a first client to the central unit, the information comprising meta-data describing different media streams the first client is capable of transmitting; transmitting the information received from the first client to the at least one other client; on receiving the information on the different media streams the first client is capable of transmitting, the at least one other client is deciding on which of the available media streams from the first client the at least one other client will subscribe to; transmitting a subscribe message from the at least one other client to the central unit, subscribing to at least one available media stream from the first client; on receiving at least one subscribe message from the at least one other client, the central unit transmits a message requesting the first client to start transmitting media streams subscribed to by the at least one other client; transmitting the media streams subscribed to by the at least one other client from the first client to the central unit; and transmitting the media streams subscribed to by the at least one other client from the central unit to the at least one other client.
    • 一种用于在由中央单元支持的通信网络中的至少两个客户端之间交换音频,视频和数据信息的系统和方法。 所述方法包括以下步骤:使用呼叫控制协议将所述至少两个客户端连接到所述中央单元,所述呼叫控制协议协商视频格式以及用于发送和接收媒体流的连接信息; 将信息从第一客户端发送到中央单元,所述信息包括描述第一客户端能够发送的不同媒体流的元数据; 将从所述第一客户端接收到的信息发送到所述至少一个其他客户端; 在接收到第一客户端能够发送的不同媒体流上的信息时,至少一个其他客户端决定来自第一客户端的至少一个其他客户端将订阅哪些可用媒体流; 将来自所述至少一个其他客户端的订阅消息发送到所述中央单元,订阅来自所述第一客户端的至少一个可用媒体流; 在从所述至少一个其他客户端接收至少一个订阅消息时,所述中央单元发送请求所述第一客户端开始发送由所述至少一个其他客户端订阅的媒体流的消息; 将由所述至少一个其他客户端预订的媒体流从所述第一客户端发送到所述中央单元; 以及将由所述至少一个其他客户端预订的媒体流从所述中央单元发送到所述至少一个其他客户端。
    • 59. 发明申请
    • A CONTROL SYSTEM FOR A LOCAL TELEPRESENCE VIDEOCONFERENCING SYSTEM AND A METHOD FOR ESTABLISHING A VIDEO CONFERENCE CALL
    • 用于本地电视录影系统的控制系统和用于建立视频会议电话的方法
    • WO2010033036A1
    • 2010-03-25
    • PCT/NO2009/000323
    • 2009-09-17
    • TANDBERG TELECOM ASMELLINGEN, Torkel, SteffenSHAW, EamonnLØVHAUGEN, Norma
    • MELLINGEN, Torkel, SteffenSHAW, EamonnLØVHAUGEN, Norma
    • H04N7/14H04N7/15G06F3/048G06T5/00
    • H04N7/147G06F3/0486G06F3/04886H04N7/152
    • The invention relates to a control system for a local telepresence videoconferencing system, wherein the telepresence system comprises cameras and display screens, comprising: a graphical user interface comprising a left display icon, a center display icon, a right display icon, and contact field icons 8, wherein each of said contact field icons 8 is associated with a remote videoconference system, touch screen control display for displaying and manipulating the graphical user interface, and where said graphical user interface permits a user to pre-arrange respective assignments of display screens to one or more remote videoconference systems prior to establishing a connection with the one or more remote video conference systems and present an image on said touch screen control display of said respective assignments on said display screens prior to establishing said connection. The invention also relates to a method for establishing a video conference call between a local telepresence videoconferencing system and one or more remote video conferencing system.
    • 本发明涉及一种用于本地远程呈现视频会议系统的控制系统,其中远程呈现系统包括相机和显示屏幕,包括:图形用户界面,包括左显示图标,中心显示图标,右显示图标和联系人字段图标 如图8所示,其中每个所述接触字段图标8与远程视频会议系统相关联,用于显示和操纵图形用户界面的触摸屏控制显示器,并且其中所述图形用户界面允许用户预先布置显示屏幕的相应分配 一个或多个远程视频会议系统,在与所述一个或多个远程视频会议系统建立连接之前,并且在建立所述连接之前,在所述显示屏幕上的所述触摸屏上显示所述各个分配的图像。 本发明还涉及一种用于在本地远程呈现视频会议系统和一个或多个远程视频会议系统之间建立视频电话会议的方法。