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公开(公告)号:SE9801976L
公开(公告)日:1998-12-06
申请号:SE9801976
申请日:1998-06-04
Applicant: MOTOROLA INC
Inventor: JAHAGIRDAR KETAN R , ALBERTH WILLIAM P , HACKBART ROLLAND R , OSMANI RASHID M , CAHILL STEPHEN V
IPC: H04M1/00 , H04B1/38 , H04M1/02 , H04M1/22 , H04M1/57 , H04M1/663 , H04M1/725 , H04M1/73 , H04M11/00 , H04W52/02
Abstract: A portable communication device (102) includes a housing (105), a first display area (130), and a second display area (132). The first display area (130) is disposed in and outwardly directed from a front (120) of the housing (105), and the second display area (132) is disposed in and outwardly directed from a side (122) of the housing (105). The housing (105) may include a housing portion (114) movable to an open position and a closed position, where the second display area (132) is covered by the housing portion (114) when positioned in one of the first and the second positions.
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公开(公告)号:FI981264A0
公开(公告)日:1998-06-03
申请号:FI981264
申请日:1998-06-03
Applicant: MOTOROLA INC
Inventor: JAHAGIRDAR KETAN R , ALBERTH WILLIAM P , HACKBART ROLLAND R , OSMANI RASHID M , CAHILL STEPHEN V
IPC: H04B1/38 , H04M1/00 , H04M1/02 , H04M1/22 , H04M1/57 , H04M1/663 , H04M1/725 , H04M1/73 , H04M11/00 , H04W52/02
Abstract: A portable communication device (102) includes a housing (105), a first display area (130), and a second display area (132). The first display area (130) is disposed in and outwardly directed from a front (120) of the housing (105), and the second display area (132) is disposed in and outwardly directed from a side (122) of the housing (105). The housing (105) may include a housing portion (114) movable to an open position and a closed position, where the second display area (132) is covered by the housing portion (114) when positioned in one of the first and the second positions.
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公开(公告)号:HK25797A
公开(公告)日:1997-03-06
申请号:HK25797
申请日:1997-03-06
Applicant: MOTOROLA INC
Inventor: RICH RANDALL W , OSMANI RASHID M , WALCZAK THOMAS J , CAHILL STEPHEN V
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公开(公告)号:CA2084990C
公开(公告)日:1996-07-23
申请号:CA2084990
申请日:1992-04-08
Applicant: MOTOROLA INC
Inventor: RICH RANDALL WAYNE , SCHWENT DALE GERARD , OSMANI RASHID M
IPC: C07C29/09 , C07C29/86 , C07C31/20 , C07C31/22 , C07C31/27 , C07C45/50 , C07C45/81 , C07C45/85 , C07C47/02 , H01P1/205 , H01P5/18 , H03G3/20 , H04B1/04 , H04B1/38 , H04B1/40 , H04Q7/38 , H03H9/24 , H03H7/48
Abstract: A cellular telephone transmitter (100) includes a variable-gain power amplifier (102), the output of which is filtered and sampled by a filter (104) with an integral directional coupler. Filter (104) includes both a transmitter signal filter and a directional coupler on a ceramic block of one or more pieces. The directional coupler has been realized by two coupled transmission lines provided by the two holes (206 and 207) on the left side of the ceramic block, and the transmitter filter has been realized by five short-circuited coupled transmission lines provided by the five holes (201-205) on the right side of the ceramic block.
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公开(公告)号:FR2665991B1
公开(公告)日:1995-03-31
申请号:FR9109678
申请日:1991-07-30
Applicant: MOTOROLA INC
Inventor: RICH RANDALL W , OSMANI RASHID M , WALCZAK THOMAS J , CAHILL STEPHEN V
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公开(公告)号:MX9301365A
公开(公告)日:1993-09-01
申请号:MX9301365
申请日:1993-03-12
Applicant: MOTOROLA INC
Inventor: SCHWENT DALE G , OSMANI RASHID M , WEISSHAPPEL ROBET N
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公开(公告)号:FR2666709A1
公开(公告)日:1992-03-13
申请号:FR9110585
申请日:1991-08-23
Applicant: MOTOROLA INC
Inventor: RICH RANDALL W , OSMANI RASHID M , WALCZAK THOMAS J , CAHILL STEVEN V
Abstract: A gain control system for controlling signal levels of the signal (94) received by a receiver. The gain control system is operable to control the signal levels of the signal when the signal is comprised of either a conventional, constant envelope signal (158), such as an FM signal, or a non-constant envelope signal (142), such as a TDMA composite modulated signal. The gain control system may be advantageously embodied in a dual-mode radiotelephone operable to receive both conventional, FM signals and TDMA, composite modulated signals.
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公开(公告)号:GB2245789A
公开(公告)日:1992-01-08
申请号:GB9112389
申请日:1991-06-10
Applicant: MOTOROLA INC
Inventor: SCHWENT DALE G , OSMANI RASHID M , CRISTIANO GARY M
Abstract: A dual mode power amplifier operable in etiher the linear mode or the saturation mode. The power amplifier, when comprising a portion of a radio transmitter, permits efficient amplification of either a frequency modulated or a composite modulated signal by operation of the amplifier in the saturation mode or the linear mode, respectively. A processor determines the modulation-type of the signal and generates a signal to cause operation of the amplifier in either the saturation mode or the linear mode.
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公开(公告)号:FR2764455B1
公开(公告)日:2004-10-22
申请号:FR9806760
申请日:1998-05-28
Applicant: MOTOROLA INC
Inventor: JAHAGIRDAR KETAN R , ALBERTH WILLIAM PAUL JR , HACKBART ROLLAND R , OSMANI RASHID M , CAHILL STEPHEN V
IPC: H04B1/38 , H04M1/00 , H04M1/02 , H04M1/22 , H04M1/57 , H04M1/663 , H04M1/725 , H04M1/73 , H04M11/00 , H04W52/02 , H04Q7/20
Abstract: A portable communication device (102) includes a housing (105), a first display area (130), and a second display area (132). The first display area (130) is disposed in and outwardly directed from a front (120) of the housing (105), and the second display area (132) is disposed in and outwardly directed from a side (122) of the housing (105). The housing (105) may include a housing portion (114) movable to an open position and a closed position, where the second display area (132) is covered by the housing portion (114) when positioned in one of the first and the second positions.
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公开(公告)号:SE520830C2
公开(公告)日:2003-09-02
申请号:SE9801976
申请日:1998-06-04
Applicant: MOTOROLA INC
Inventor: JAHAGIRDAR KETAN R , ALBERTH WILLIAM P , HACKBART ROLLAND R , OSMANI RASHID M , CAHILL STEPHEN V
IPC: H04M1/00 , H04M1/02 , H04B1/38 , H04M1/22 , H04M1/57 , H04M1/663 , H04M1/725 , H04M1/73 , H04M11/00 , H04W52/02
Abstract: A portable communication device (102) includes a housing (105), a first display area (130), and a second display area (132). The first display area (130) is disposed in and outwardly directed from a front (120) of the housing (105), and the second display area (132) is disposed in and outwardly directed from a side (122) of the housing (105). The housing (105) may include a housing portion (114) movable to an open position and a closed position, where the second display area (132) is covered by the housing portion (114) when positioned in one of the first and the second positions.
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