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    • 1. 发明授权
    • Portable communication device
    • 便携式通讯装置
    • US06542606B1
    • 2003-04-01
    • US09552838
    • 2000-04-20
    • Kari LehtinenJouko RytkönenReijo PaajanenToni Sormunen
    • Kari LehtinenJouko RytkönenReijo PaajanenToni Sormunen
    • H04M100
    • H04M1/0202H04M1/0214H04M1/0245H04M1/04
    • A portable communication device (1) comprising a first part (2); a second part (3); and coupling hinge (4) for pivotably coupling the first (2) and the second part (3). The device further comprises a connecting element (6) of the first part on a surface of the first part (2); a connecting element (13) of the second part on a surface of the second part (3); and said connecting elements (6, 13) are positioned to be against each other for enabling a mutual connection when the first part and the second part are in the closed position. Allows robustness and straightforward assembly at the manufacturing stage, and provides a structure that is lean, durable and easily accessible for maintenance.
    • 一种便携式通信设备(1),包括第一部分(2); 第二部分(3); 以及用于可枢转地联接第一(2)和第二部分(3)的联接铰链(4)。 该装置还包括在第一部分(2)的表面上的第一部分的连接元件(6); 在第二部分(3)的表面上的第二部分的连接元件(13); 并且当所述第一部分和所述第二部分处于所述关闭位置时,所述连接元件(6,13)被定位成相互抵靠以实现相互连接。 在制造阶段实现鲁棒性和直接的组装,并提供了一种结构,它是精益,耐用,易于维护的结构。
    • 4. 发明授权
    • Radio transceiver with two frequency bands
    • 具有两个频带的无线电收发器
    • US06449264B1
    • 2002-09-10
    • US09190336
    • 1998-11-12
    • Kari LehtinenSeppo HietalaJussi Numminen
    • Kari LehtinenSeppo HietalaJussi Numminen
    • H04Q700
    • H04B1/0071H04B1/0082
    • A radio transceiver (400, 450) is intended for transmission and reception of radio signals in two frequency bands, and it comprises a first signal input (101) for receiving radio signals in the first frequency band, and a second signal input (102) for receiving radio signals in the second frequency band. In addition, it comprises a first mixer connected to the first signal input (101) for mixing the radio signals (DCS RX) in the first frequency band onto a predetermined first intermediate frequency (IF1); a second mixer (404) for mixing the first intermediate frequency (IF1) onto a predetermined second intermediate frequency (IF2); and a third mixer (402, 461) connected to the second signal input (102) for mixing the radio signals (GSM RX) in the second frequency band onto a predetermined frequency (IF2), which is substantially the same as the second intermediate frequency.
    • 无线电收发器(400,450)旨在用于两个频带中的无线电信号的发送和接收,并且其包括用于接收第一频带中的无线电信号的第一信号输入(101)和第二信号输入(102) 用于在第二频带中接收无线电信号。 另外,它包括连接到第一信号输入(101)的第一混频器,用于将第一频带中的无线电信号(DCS RX)混合到预定的第一中频(IF1);第二混频器(404),用于混合第一 中间频率(IF1)到预定的第二中频(IF2); 和连接到第二信号输入(102)的第三混频器(402,461),用于将第二频带中的无线电信号(GSM RX)混合到与第二中频基本相同的预定频率(IF2)上。
    • 5. 发明授权
    • Wireless communication device
    • 无线通信设备
    • US06208876B1
    • 2001-03-27
    • US09195860
    • 1998-11-19
    • Juha RaussiKari LehtinenPeter Karsten
    • Juha RaussiKari LehtinenPeter Karsten
    • H04B138
    • H04M1/7253H04M1/6041H04M1/67H04M1/673H04M1/72519H04M1/72527
    • The invention relates to a wireless communication device (1) comprising at least: a basic unit (2) with at least one keypad or keyboard (6) for using the wireless communication device (1) and controller for locking the keypad (6) of the basic unit, whereby when the keypad (6) of the basic unit is locked, its operation in connection with the wireless communication device (1) is at least partly prevented, an auxiliary unit (3) with at least one keypad or keyboard (15), and link module (11, 17, 58) for connecting the auxiliary unit (3) in a functional connection with the basic unit (2). The wireless communication device (1) comprises further link module and controller (11, 16) for locking the keypad (15) of at least one auxiliary unit arranged in a functional connection with the basic unit (2) simultaneously with locking the keypad (6) of the basic unit, wherein when the keypad (15) of the auxiliary unit is locked, its operation is at least partly prevented. The invention relates also to a method for implementing a keyguard in a wireless communication device (1).
    • 本发明涉及一种无线通信设备(1),至少包括:具有用于使用无线通信设备(1)的至少一个小键盘或键盘(6)的基本单元(2)和用于锁定小键盘(6)的控制器 基本单元,由此当基本单元的键盘(6)被锁定时,至少部分地防止与无线通信设备(1)相关的操作,具有至少一个键盘或键盘的辅助单元(3) 以及用于将辅助单元(3)与基本单元(2)进行功能连接的连接模块(11,17,58)。 无线通信设备(1)还包括链路模块和控制器(11,16),用于锁定与基本单元(2)功能连接的至少一个辅助单元的键盘(15)同时锁定小键盘(6) ),其中当辅助单元的键盘(15)被锁定时,至少部分地防止其操作。 本发明还涉及一种在无线通信设备(1)中实现密钥保护的方法。
    • 6. 发明授权
    • Transceiver with switchable frequency band and bandwidth
    • 收发器具有可切换的频带和带宽
    • US5852603A
    • 1998-12-22
    • US806439
    • 1997-02-26
    • Kari LehtinenMikko Pesola
    • Kari LehtinenMikko Pesola
    • H04B1/40H04J3/00
    • H04B1/005H04B1/406
    • A transceiver is described which in a FDD mode of operation receives at a first frequency (F1) and transmits at a second frequency (F2); and in a TDD mode of operation receives and transmits at a third frequency (F3). The transceiver incorporates in a receiving branch at least a first mixer for forming a first intermediate frequency (IF1) from a received frequency (F1, F3) and a first local oscillator frequency (LO1); and a second mixer for forming a second intermediate frequency (IF2) from the first intermediate frequency (IF1) and the second local oscillator frequency (LO2). In a transmission branch the transceiver includes a modulator for modulating signals to be transmitted (TXI, TXQ) to a third intermediate frequency (IF3); a third mixer (16) for forming a transmission frequency (F2, F3) from a third intermediate frequency (IF3) and a fourth local oscillator frequency (LO4). Also included is a first synthesizer for forming equally high first and fourth local oscillator frequencies (LO1, LO4), and a second synthesizer and a frequency multiplier or divider and a switching arrangement for forming and switching a fourth frequency (FS) and its M times multiple (M*FS) such that the fourth frequency (FS) is an absolute value of the difference between the reception frequency (F1) and the transmission frequency (F2) of the FDD mode of operation divided by (M-1).
    • 描述了在FDD操作模式中以第一频率(F1)接收并以第二频率(F2)发送的收发器; 并且在TDD操作模式中以第三频率(F3)接收和发送。 所述收发机至少包括用于从接收频率(F1,F3)和第一本地振荡器频率(LO1)形成第一中频(IF1)的第一混频器的接收分支; 以及用于从第一中频(IF1)和第二本机振荡频率(LO2)形成第二中频(IF2)的第二混频器。 在传输分支中,收发器包括用于将要发送的信号(TXI,TXQ)调制到第三中频(IF3)的调制器。 用于从第三中频(IF3)和第四本机振荡频率(LO4)形成发送频率(F2,F3)的第三混频器(16)。 还包括用于形成同样高的第一和第四本地振荡器频率(LO1,LO4)的第一合成器和用于形成和切换第四频率(FS)的第二合成器和倍频器或分频器和用于形成和切换其M次的开关装置 多个(M * FS),使得第四频率(FS)是FDD操作模式除以(M-1)的接收频率(F1)和发送频率(F2)之间的差的绝对值。
    • 10. 发明授权
    • Method for installing services
    • 基于其提供的功能而无需手动干预的用于分配用于检测无线外围设备的资源的方法
    • US06574678B1
    • 2003-06-03
    • US09257777
    • 1999-02-25
    • Petri NykänenKari Lehtinen
    • Petri NykänenKari Lehtinen
    • G06F1300
    • H04W4/00H04W76/10
    • The invention relates to a method for installing at least one service (704, 705, 706) of at least one external device (MS1, MS2, MS3) to a data processor (PC, LPC, PR). Said at least one service (704, 705, 706) can be used for controlling the functions of said external device (MS1, MS2, MS3) from the data processor (PC, LPC, PR). In the method, a local area link is established for transferring information between said data processor (PC, LPC, PR) and said at least one external device (MS1, MS2, MS3). From said at least one external device (MS1, MS2, MS3), it is determined which are the services (704, 705, 706) available in it. In the data processor (PC, LPC, PR), at least one service packet. (701) is installed, which contains at least one of said services (704, 705, 706) available in the wireless communication device (MS1, MS2, MS3).
    • 本发明涉及一种用于将至少一个外部设备(MS1,MS2,MS3)的至少一个服务(704,705,706)安装到数据处理器(PC,LPC,PR)的方法。 所述至少一个服务(704,705,706)可用于从数据处理器(PC,LPC,PR)控制所述外部设备(MS1,MS2,MS3)的功能。 在该方法中,建立了用于在所述数据处理器(PC,LPC,PR)和所述至少一个外部设备(MS1,MS2,MS3)之间传送信息的局域链路。 从所述至少一个外部设备(MS1,MS2,MS3)中,确定哪些是可用的服务(704,705,706)。 在数据处理器(PC,LPC,PR)中,至少有一个服务包。 (701),其包含在无线通信设备(MS1,MS2,MS3)中可用的所述服务(704,705,706)中的至少一个。