发明名称 |
Position location using integrated services digital broadcasting-terrestrial (ISDB-T) broadcast television signals |
摘要 |
A method, apparatus, and computer-readable media for determining the position of a user terminal comprises receiving at the user terminal a digital television (DTV) broadcast signal from a DTV transmitter, wherein the DTV signal comprises an Integrated Services Digital Broadcasting-Terrestrial (ISDB-T) signal; determining a pseudo-range between the user terminal and the DTV transmitter based on a known component in the broadcast DTV signal; and determining a position of the user terminal based on the pseudo-range and a location of the DTV transmitter. |
申请公布号 |
US6952182(B2) |
申请公布日期 |
2005.10.04 |
申请号 |
US20020290984 |
申请日期 |
2002.11.08 |
申请人 |
THE ROSOM CORPORATION |
发明人 |
SPILKER, JR. JAMES J.;RABINOWITZ MATTHEW |
分类号 |
G01S1/00;G01S5/00;G01S5/02;G01S5/12;G01S5/14;G01S19/46;(IPC1-7):G01S3/02 |
主分类号 |
G01S1/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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