SE8900393D0 - Baerbar saendtagare och saett foer kommunikation - Google Patents

Baerbar saendtagare och saett foer kommunikation

Info

Publication number
SE8900393D0
SE8900393D0 SE8900393A SE8900393A SE8900393D0 SE 8900393 D0 SE8900393 D0 SE 8900393D0 SE 8900393 A SE8900393 A SE 8900393A SE 8900393 A SE8900393 A SE 8900393A SE 8900393 D0 SE8900393 D0 SE 8900393D0
Authority
SE
Sweden
Prior art keywords
pocket
transceiver
power level
employees
sustainable
Prior art date
Application number
SE8900393A
Other languages
English (en)
Other versions
SE8900393L (sv
SE510682C2 (sv
Inventor
M Kawano
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of SE8900393D0 publication Critical patent/SE8900393D0/sv
Publication of SE8900393L publication Critical patent/SE8900393L/sv
Publication of SE510682C2 publication Critical patent/SE510682C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3877—Arrangements for enabling portable transceivers to be used in a fixed position, e.g. cradles or boosters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Transceivers (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transmitters (AREA)
SE8900393A 1988-07-01 1989-02-06 Bärbar sändtagare och sätt för kommunikation i ett trådlöst kommunikationssystem SE510682C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63164666A JP2583578B2 (ja) 1988-07-01 1988-07-01 ポケット電話機

Publications (3)

Publication Number Publication Date
SE8900393D0 true SE8900393D0 (sv) 1989-02-06
SE8900393L SE8900393L (sv) 1990-01-02
SE510682C2 SE510682C2 (sv) 1999-06-14

Family

ID=15797515

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8900393A SE510682C2 (sv) 1988-07-01 1989-02-06 Bärbar sändtagare och sätt för kommunikation i ett trådlöst kommunikationssystem

Country Status (4)

Country Link
US (1) US5033109A (sv)
JP (1) JP2583578B2 (sv)
GB (1) GB2220328B (sv)
SE (1) SE510682C2 (sv)

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FI81932C (sv) * 1988-12-08 1990-12-10 Nokia Mobira Oy Tvådelad radiotelefon
US5170494A (en) * 1988-12-08 1992-12-08 Nokia Mobile Phones Ltd. Two piece radio telephone
DE69031004T2 (de) * 1989-04-02 1997-10-30 Sony Corp Funkübertragungsgerät
US7537167B1 (en) 1993-08-31 2009-05-26 Broadcom Corporation Modular, portable data processing terminal for use in a radio frequency communication network
US6014705A (en) * 1991-10-01 2000-01-11 Intermec Ip Corp. Modular portable data processing terminal having a higher layer and lower layer partitioned communication protocol stack for use in a radio frequency communications network
US5680633A (en) * 1990-01-18 1997-10-21 Norand Corporation Modular, portable data processing terminal for use in a radio frequency communication network
JPH03109829A (ja) * 1989-09-25 1991-05-09 Fujitsu Ltd 携帯電話用車載アダプタシステム
JP2629436B2 (ja) * 1989-10-31 1997-07-09 日本電気株式会社 車載電子機器用電源装置
US5175759A (en) * 1989-11-20 1992-12-29 Metroka Michael P Communications device with movable element control interface
US7383038B2 (en) * 1990-01-18 2008-06-03 Broadcom Corporation Modular, portable data processing terminal for use in a radio frequency communication network
JPH03297232A (ja) * 1990-01-31 1991-12-27 Nec Corp 携帯電話機の呼出回路
FI89992C (sv) * 1990-03-29 1993-12-10 Nokia Mobile Phones Ltd Handtelefon i form av en modulär enhet
JP2647730B2 (ja) * 1990-06-01 1997-08-27 ソニー株式会社 移動電話装置
US6431451B1 (en) 1991-02-25 2002-08-13 Intermec Ip Corp. Hand-held data capture system with interchangeable modules
JP3058923B2 (ja) * 1991-01-11 2000-07-04 株式会社東芝 無線電話装置アダプタ
JPH04239251A (ja) * 1991-01-11 1992-08-27 Toshiba Corp 無線電話装置アダプタ
US5444867A (en) * 1991-01-11 1995-08-22 Kabushiki Kaisha Toshiba Adapter unit for adaptively supplying a portable radio telephone with power
US5303395A (en) * 1991-11-06 1994-04-12 Mitsubishi Consumer Electronics America, Inc. Power control with a constant gain amplifier for portable radio transceivers
US5513360A (en) * 1992-02-26 1996-04-30 Sun Microsystems, Inc. Computer microphone powered by internal battery or computer hardware
FI93159C (sv) * 1992-09-23 1995-02-27 Nokia Mobile Phones Ltd Förfarande för kontrollering av en radiofrekvensförstärkare och ett kontrollsystem enligt förfarandet
US5457814A (en) * 1993-10-02 1995-10-10 Nokia Mobile Phones Ltd. Power boost system for cellular telephone
JPH06265430A (ja) * 1993-03-11 1994-09-22 Nissan Motor Co Ltd 筒内圧センサ
JPH06276146A (ja) * 1993-03-19 1994-09-30 Fujitsu Ltd 移動電話装置
JP2675747B2 (ja) * 1993-03-26 1997-11-12 日立電子株式会社 無線機
US7469150B2 (en) * 1993-04-27 2008-12-23 Broadcom Corporation Radio card having independent antenna interface supporting antenna diversity
US7119750B2 (en) * 1993-04-27 2006-10-10 Broadcom Corporation Radio transceiver card communicating in a plurality of frequency bands
US7853254B2 (en) 1993-08-31 2010-12-14 Broadcom Corp. Modular, portable data processing terminal for use in a radio frequency communication network
US5488649A (en) * 1994-05-06 1996-01-30 Motorola, Inc. Method for validating a communication link
US5535434A (en) * 1994-01-24 1996-07-09 Motorola, Inc. Carry case having paging circuitry section
US5512902A (en) * 1994-04-18 1996-04-30 Northrop Grumman Corporation Stock locator system using GPS translator
US5754962A (en) * 1995-07-27 1998-05-19 Ericsson Inc. Method and apparatus for indicating an operable or non-operable connection between a portable radio and a vehicle kit
US5978379A (en) 1997-01-23 1999-11-02 Gadzoox Networks, Inc. Fiber channel learning bridge, learning half bridge, and protocol
US7430171B2 (en) 1998-11-19 2008-09-30 Broadcom Corporation Fibre channel arbitrated loop bufferless switch circuitry to increase bandwidth without significant increase in cost
US6480727B1 (en) 1999-01-12 2002-11-12 Tellabs Operations, Inc. Using inactivity levels to extend subscriber equipment battery life
US6424177B1 (en) * 1999-06-28 2002-07-23 Broadcom Corporation Universal single-ended parallel bus
US6897697B2 (en) * 1999-06-28 2005-05-24 Broadcom Corporation Current-controlled CMOS circuit using higher voltage supply in low voltage CMOS process
US6911855B2 (en) * 1999-06-28 2005-06-28 Broadcom Corporation Current-controlled CMOS circuit using higher voltage supply in low voltage CMOS process
US6424194B1 (en) * 1999-06-28 2002-07-23 Broadcom Corporation Current-controlled CMOS logic family
US6728520B2 (en) * 1999-08-31 2004-04-27 Qualcomm Incorporated System and method for constant loop gain in a closed loop circuit
JP3749812B2 (ja) * 2000-02-18 2006-03-01 株式会社東芝 無線通信装置、及び無線通信方法
US6340899B1 (en) * 2000-02-24 2002-01-22 Broadcom Corporation Current-controlled CMOS circuits with inductive broadbanding
US6864558B2 (en) * 2001-05-17 2005-03-08 Broadcom Corporation Layout technique for C3MOS inductive broadbanding
US7212534B2 (en) 2001-07-23 2007-05-01 Broadcom Corporation Flow based congestion control
US6624699B2 (en) * 2001-10-25 2003-09-23 Broadcom Corporation Current-controlled CMOS wideband data amplifier circuits
US7295555B2 (en) * 2002-03-08 2007-11-13 Broadcom Corporation System and method for identifying upper layer protocol message boundaries
US7346701B2 (en) 2002-08-30 2008-03-18 Broadcom Corporation System and method for TCP offload
US7934021B2 (en) * 2002-08-29 2011-04-26 Broadcom Corporation System and method for network interfacing
US8180928B2 (en) * 2002-08-30 2012-05-15 Broadcom Corporation Method and system for supporting read operations with CRC for iSCSI and iSCSI chimney
US7313623B2 (en) * 2002-08-30 2007-12-25 Broadcom Corporation System and method for TCP/IP offload independent of bandwidth delay product
WO2004021626A2 (en) * 2002-08-30 2004-03-11 Broadcom Corporation System and method for handling out-of-order frames
US7362174B2 (en) 2005-07-29 2008-04-22 Broadcom Corporation Current-controlled CMOS (C3MOS) wideband input data amplifier for reduced differential and common-mode reflection
US7598811B2 (en) 2005-07-29 2009-10-06 Broadcom Corporation Current-controlled CMOS (C3MOS) fully differential integrated wideband amplifier/equalizer with adjustable gain and frequency response without additional power or loading
US7598788B2 (en) 2005-09-06 2009-10-06 Broadcom Corporation Current-controlled CMOS (C3MOS) fully differential integrated delay cell with variable delay and high bandwidth
US9667312B2 (en) * 2015-01-13 2017-05-30 Hughes Network Systems, Llc Radio based automatic level control for linear radio calibration

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2805420A1 (de) * 1978-02-09 1979-08-16 Bosch Gmbh Robert Funksystem zur uebermittlung von nachrichten
US4677654A (en) * 1985-07-09 1987-06-30 Lagin Steven R Carrying case for cellular telephone unit
US4636741A (en) * 1985-11-01 1987-01-13 Motorola, Inc. Multi-level power amplifying circuitry for portable radio transceivers
US4688262A (en) * 1986-03-26 1987-08-18 General Electric Company Externally connectable control unit for a portable radio
US4673861A (en) * 1986-04-03 1987-06-16 General Electric Company Battery charger/remote control for portable radio devices
US4761823A (en) * 1986-09-05 1988-08-02 E. F. Johnson Company Communications adaptor bracket
JPH07114382B2 (ja) * 1986-11-18 1995-12-06 日本電気株式会社 携帯無線機用車載アダプタ−
JPH01220919A (ja) * 1988-02-29 1989-09-04 Toshiba Corp 無線電話装置

Also Published As

Publication number Publication date
US5033109A (en) 1991-07-16
SE8900393L (sv) 1990-01-02
JPH0215754A (ja) 1990-01-19
GB2220328A (en) 1990-01-04
GB2220328B (en) 1992-10-28
GB8902895D0 (en) 1989-03-30
JP2583578B2 (ja) 1997-02-19
SE510682C2 (sv) 1999-06-14

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Legal Events

Date Code Title Description
NUG Patent has lapsed