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BR9006872A - Radiotelefone portatil e processo para controlar chamada de radiotelefone - Google Patents

Radiotelefone portatil e processo para controlar chamada de radiotelefone

Info

Publication number
BR9006872A
BR9006872A BR909006872A BR9006872A BR9006872A BR 9006872 A BR9006872 A BR 9006872A BR 909006872 A BR909006872 A BR 909006872A BR 9006872 A BR9006872 A BR 9006872A BR 9006872 A BR9006872 A BR 9006872A
Authority
BR
Brazil
Prior art keywords
radio telephone
control
telephone call
portable
portable radio
Prior art date
Application number
BR909006872A
Other languages
English (en)
Inventor
Michael P Metroka
Thomas J Walczak
Robert K Krolopp
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of BR9006872A publication Critical patent/BR9006872A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0296—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level switching to a backup power supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
BR909006872A 1989-08-03 1990-06-18 Radiotelefone portatil e processo para controlar chamada de radiotelefone BR9006872A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US38908489A 1989-08-03 1989-08-03
PCT/US1990/003387 WO1991002424A1 (en) 1989-08-03 1990-06-18 Portable telephone with power source/mode change during calls

Publications (1)

Publication Number Publication Date
BR9006872A true BR9006872A (pt) 1991-08-27

Family

ID=23536741

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909006872A BR9006872A (pt) 1989-08-03 1990-06-18 Radiotelefone portatil e processo para controlar chamada de radiotelefone

Country Status (4)

Country Link
AU (1) AU6353290A (pt)
BR (1) BR9006872A (pt)
CA (1) CA2037050C (pt)
WO (1) WO1991002424A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04178055A (ja) * 1990-11-13 1992-06-25 Matsushita Electric Ind Co Ltd 移動電話ハンドフリー装置
US5479479A (en) * 1991-10-19 1995-12-26 Cell Port Labs, Inc. Method and apparatus for transmission of and receiving signals having digital information using an air link
DE4300848A1 (en) * 1992-01-17 1993-08-12 Pioneer Electronic Corp Car telephone system connected to car radio - transmits telephone signals to car radio for replay over loudspeaker and display on radio display
FI923979A0 (fi) * 1992-09-04 1992-09-04 Nokia Mobile Phones Ltd En med batteri fungerande mobiltelefon.
JPH06216827A (ja) * 1993-01-20 1994-08-05 Mitsubishi Electric Corp 携帯電話装置
AU717194B2 (en) * 1994-11-14 2000-03-23 Lenovo Innovations Limited (Hong Kong) Digital cordless telephone system having communication mode switching device
FI103454B1 (fi) 1996-04-01 1999-06-30 Nokia Telecommunications Oy Matkaviestimen toimintatilojen ohjaus pakettiradiojärjestelmässä
KR20010090079A (ko) * 2001-09-10 2001-10-18 김호영 이동통신 단말기의 전원 안정화 장치
KR20040022496A (ko) * 2002-09-09 2004-03-16 삼신이노텍 주식회사 무선이어마이크폰용 무선전환기기가 내장된 핸드폰용 베터리
US7366892B2 (en) 2003-01-28 2008-04-29 Cellport Systems, Inc. Secure telematics
US8442476B2 (en) 2007-07-20 2013-05-14 Cresta Technology Corporation Mobile radio receiver power management systems and methods

Family Cites Families (3)

* 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
US4680787A (en) * 1984-11-21 1987-07-14 Motorola, Inc. Portable radiotelephone vehicular converter and remote handset
JPS63248227A (ja) * 1987-04-03 1988-10-14 Aisin Seiki Co Ltd 電話装置

Also Published As

Publication number Publication date
WO1991002424A1 (en) 1991-02-21
CA2037050C (en) 1997-05-27
AU6353290A (en) 1991-03-11
CA2037050A1 (en) 1991-02-04

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 18/06/2010