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    • 2. 发明授权
    • Method and system for detecting channels suitable for FM transmission in an integrated FM transmit/receive system
    • 用于在集成FM发射/接收系统中检测适合于FM发射的信道的方法和系统
    • US08027641B2
    • 2011-09-27
    • US11832844
    • 2007-08-02
    • Brima IbrahimJohn WalleyScott BibaudBojko MarholevPrasan PaiSiukai Mak
    • Brima IbrahimJohn WalleyScott BibaudBojko MarholevPrasan PaiSiukai Mak
    • H04B1/00
    • H03L7/085H03L7/181
    • A method and system is provided processing channel information may include in a mobile FM radio system including an integrated FM radio transmitter and FM radio receiver, dynamically generating a list of local FM channels, ranking local FM channels in the generated list, and selecting one of the ranked local FM channels for use by the FM transmitter based on neighboring channel interference. The FM radio receiver may detect FM channels being transmitted or not being transmitted, detect a pilot signal or a channel transmission pause. A tuning frequency of the FM radio receiver may be adjusted for scanning and detecting the local FM channels based on knowledge of a location of the FM radio receiver, received signal strength indicator (RSSI), dynamically scanning for local FM channel based on received RDS/RDBS data or country code, and/or carrier error of a related FM signal.
    • 提供了一种方法和系统,处理频道信息可以包括在包括集成FM无线电发射机和FM无线电接收机的移动FM无线电系统中,动态地生成本地FM频道的列表,对生成的列表中的本地FM频道进行排序,并且选择 基于相邻信道干扰的FM发射机使用的排名本地FM频道。 FM无线电接收机可以检测正在发送或未被发送的FM信道,检测导频信号或信道传输暂停。 FM调频无线电接收机的调谐频率可以根据FM无线电接收机的位置,接收信号强度指示符(RSSI)的知识,基于接收到的RDS / RDBS数据或国家代码,和/或相关FM信号的载波误差。
    • 4. 发明申请
    • Method And System For Determining Channel Spacing And Configuring An FM Transmitter
    • 确定通道间距和配置FM发射机的方法和系统
    • US20080233907A1
    • 2008-09-25
    • US11846989
    • 2007-08-29
    • Brima Babatunde IbrahimScott BibaudSiukai MakJohn WalleyBojko Marholev
    • Brima Babatunde IbrahimScott BibaudSiukai MakJohn WalleyBojko Marholev
    • H04B1/18
    • H03L7/085H03L7/181
    • In a wireless communication system which may include a mobile device having an integrated FM radio transmitter and a FM radio receiver, a geographic location of the mobile device may be determined. A FM channel map may be determined based on the location and the FM radio transmitter may be configured for transmitting FM signals based on the FM channel map, which may include a list of ranked FM channels. The geographic location may be acquired from received RDS or RBDS signals, received GPS signals, other received wireless signals, and/or from user data. Channel spacing, channel offset and/or frequency band may be determined for the FM channel map. A frequency for transmitting FM signals via the FM radio transmitter may be selected based on the determined FM channel map. The FM radio receiver may also be configured for receiving FM signals based on the determined FM channel map.
    • 在可以包括具有集成FM无线电发射机和FM无线电接收机的移动设备的无线通信系统中,可以确定移动设备的地理位置。 可以基于该位置来确定FM频道映射,并且FM无线电发射机可以被配置为基于可以包括排列的FM频道的列表的FM频道映射来发送FM信号。 可以从接收的RDS或RBDS信号,接收的GPS信号,其他接收的无线信号和/或从用户数据获取地理位置。 可以为FM频道映射确定信道间隔,信道偏移和/或频带。 可以基于所确定的FM频道映射来选择经由FM无线电发射机发送FM信号的频率。 FM无线电接收机还可以被配置为基于所确定的FM频道映射来接收FM信号。
    • 5. 发明授权
    • Position determination using received broadcast signals
    • 使用接收到的广播信号进行位置确定
    • US08078194B2
    • 2011-12-13
    • US12905159
    • 2010-10-15
    • John WalleyNambirajan SeshadriScott Bibaud
    • John WalleyNambirajan SeshadriScott Bibaud
    • H04W24/00
    • G01S5/0252G01S5/10H04H60/44H04H60/51
    • A radio device that is capable of positioning itself within a broadcast radio system includes a receiver operable to receive a plurality of broadcast radio signals, each broadcast from a respective one of a plurality of broadcast radio signal sources. The radio device further includes processing circuitry operable to determine respective call station identification information for each of the broadcast radio signal sources from the broadcast radio signals, measure respective signal quality characteristics for each of the received broadcast radio signals, identify station position data associated with each of the broadcast radio signal sources from the respective call station identification information, and calculate a location of the radio device using the signal quality characteristics and station position data associated with at least three broadcast radio signal sources.
    • 能够将自身定位在广播无线电系统内的无线电设备包括可接收多个广播无线电信号的接收机,每个广播无线电信号从多个广播无线电信号源中的相应一个广播。 无线电设备还包括处理电路,其可操作以从广播无线电信号确定每个广播无线电信号源的相应呼叫站标识信息,测量每个所接收的广播无线电信号的相应信号质量特性,识别与每个广播无线电信号相关联的站位置数据 从相应的呼叫站识别信息中获取广播无线电信号源,并且使用与至少三个广播无线电信号源相关联的信号质量特性和站位置数据来计算无线电设备的位置。
    • 7. 发明申请
    • POSITION DETERMINATION USING RECEIVED BROADCAST SIGNALS
    • 使用接收的广播信号进行位置确定
    • US20110034180A1
    • 2011-02-10
    • US12905159
    • 2010-10-15
    • John WalleyNambirajan SeshadriScott Bibaud
    • John WalleyNambirajan SeshadriScott Bibaud
    • H04W4/02
    • G01S5/0252G01S5/10H04H60/44H04H60/51
    • A radio device that is capable of positioning itself within a broadcast radio system includes a receiver operable to receive a plurality of broadcast radio signals, each broadcast from a respective one of a plurality of broadcast radio signal sources. The radio device further includes processing circuitry operable to determine respective call station identification information for each of the broadcast radio signal sources from the broadcast radio signals, measure respective signal quality characteristics for each of the received broadcast radio signals, identify station position data associated with each of the broadcast radio signal sources from the respective call station identification information, and calculate a location of the radio device using the signal quality characteristics and station position data associated with at least three broadcast radio signal sources.
    • 能够将自身定位在广播无线电系统内的无线电设备包括可接收多个广播无线电信号的接收机,每个广播无线电信号从多个广播无线电信号源中的相应一个广播。 无线电设备还包括处理电路,其可操作以从广播无线电信号确定每个广播无线电信号源的相应呼叫站标识信息,测量每个所接收的广播无线电信号的相应信号质量特性,识别与每个广播无线电信号相关联的站位置数据 从相应的呼叫站识别信息中获取广播无线电信号源,并且使用与至少三个广播无线电信号源相关联的信号质量特性和站位置数据来计算无线电设备的位置。
    • 8. 发明申请
    • POSITION DETERMINATION USING RECEIVED BROADCAST SIGNALS
    • 使用接收的广播信号进行位置确定
    • US20080311870A1
    • 2008-12-18
    • US11761450
    • 2007-06-12
    • John WalleyNambirajan SeshadriScott Bibaud
    • John WalleyNambirajan SeshadriScott Bibaud
    • H04B1/18
    • G01S5/0252G01S5/10H04H60/44H04H60/51
    • A radio device that is capable of positioning itself within a broadcast radio system includes a receiver operable to receive a plurality of broadcast radio signals, each broadcast from a respective one of a plurality of broadcast radio signal sources. The radio device further includes processing circuitry operable to determine respective call station identification information for each of the broadcast radio signal sources from the broadcast radio signals, measure respective signal quality characteristics for each of the received broadcast radio signals, identify station position data associated with each of the broadcast radio signal sources from the respective call station identification information, and calculate a location of the radio device using the signal quality characteristics and station position data associated with at least three broadcast radio signal sources.
    • 能够将自身定位在广播无线电系统内的无线电设备包括可接收多个广播无线电信号的接收机,每个广播无线电信号从多个广播无线电信号源中的相应一个广播。 无线电设备还包括处理电路,其可操作以根据广播无线电信号确定每个广播无线电信号源的相应呼叫站标识信息,测量每个接收到的广播无线电信号的相应信号质量特性,识别与每个广播无线电信号相关联的站位置数据 从相应的呼叫站识别信息中获取广播无线电信号源,并且使用与至少三个广播无线电信号源相关联的信号质量特性和站位置数据来计算无线电设备的位置。