发明授权
EP2244451B1 A method and mobile communication device for generating Dual-Tone Multi-Frequency (DTMF) commands on a mobile communication device having a touchscreen 有权
一个移动通信设备上用于产生双音多频(DTMF)的方法和移动通信设备的命令带触摸屏的

  • 专利标题: A method and mobile communication device for generating Dual-Tone Multi-Frequency (DTMF) commands on a mobile communication device having a touchscreen
  • 专利标题(中): 一个移动通信设备上用于产生双音多频(DTMF)的方法和移动通信设备的命令带触摸屏的
  • 申请号: EP09158752.7
    申请日: 2009-04-24
  • 公开(公告)号: EP2244451B1
    公开(公告)日: 2011-12-14
  • 发明人: Malo, EricKuhl, Lawrence Edward
  • 申请人: RESEARCH IN MOTION LIMITED
  • 申请人地址: 295 Phillip Street Waterloo, Ontario N2L 3W8 CA
  • 专利权人: RESEARCH IN MOTION LIMITED
  • 当前专利权人: RESEARCH IN MOTION LIMITED
  • 当前专利权人地址: 295 Phillip Street Waterloo, Ontario N2L 3W8 CA
  • 代理机构: Patel, Binesh
  • 主分类号: H04M1/725
  • IPC分类号: H04M1/725
A method and mobile communication device for generating Dual-Tone Multi-Frequency (DTMF) commands on a mobile communication device having a touchscreen
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