DE69231537D1 - Funkrufempfänger - Google Patents

Funkrufempfänger

Info

Publication number
DE69231537D1
DE69231537D1 DE69231537T DE69231537T DE69231537D1 DE 69231537 D1 DE69231537 D1 DE 69231537D1 DE 69231537 T DE69231537 T DE 69231537T DE 69231537 T DE69231537 T DE 69231537T DE 69231537 D1 DE69231537 D1 DE 69231537D1
Authority
DE
Germany
Prior art keywords
pager
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69231537T
Other languages
English (en)
Other versions
DE69231537T2 (de
Inventor
Kazuhiro Kudoh
Tetsumi Ishiguro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC 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
Priority claimed from JP3045929A external-priority patent/JP2720610B2/ja
Priority claimed from JP3050248A external-priority patent/JP2671620B2/ja
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69231537D1 publication Critical patent/DE69231537D1/de
Publication of DE69231537T2 publication Critical patent/DE69231537T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • G08B3/1008—Personal calling arrangements or devices, i.e. paging systems
    • G08B3/1016—Personal calling arrangements or devices, i.e. paging systems using wireless transmission
    • G08B3/1025—Paging receivers with audible signalling details
    • G08B3/1066—Paging receivers with audible signalling details with other provisions not elsewhere provided for, e.g. turn-off protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Structure Of Receivers (AREA)
  • Transceivers (AREA)
DE69231537T 1991-02-19 1992-02-18 Funkrufempfänger Expired - Fee Related DE69231537T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3045929A JP2720610B2 (ja) 1991-02-19 1991-02-19 無線選択呼出受信機
JP3050248A JP2671620B2 (ja) 1991-02-25 1991-02-25 選択呼出受信器

Publications (2)

Publication Number Publication Date
DE69231537D1 true DE69231537D1 (de) 2000-11-30
DE69231537T2 DE69231537T2 (de) 2001-06-07

Family

ID=26386030

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69231537T Expired - Fee Related DE69231537T2 (de) 1991-02-19 1992-02-18 Funkrufempfänger
DE69220102T Expired - Fee Related DE69220102T2 (de) 1991-02-19 1992-02-18 Funkrufempfänger

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69220102T Expired - Fee Related DE69220102T2 (de) 1991-02-19 1992-02-18 Funkrufempfänger

Country Status (8)

Country Link
US (1) US5809411A (de)
EP (2) EP0690424B1 (de)
KR (1) KR950014888B1 (de)
AU (1) AU648384B2 (de)
CA (1) CA2061385C (de)
DE (2) DE69231537T2 (de)
ES (2) ES2151013T3 (de)
HK (1) HK1002128A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6044279A (en) * 1996-06-05 2000-03-28 Nec Corporation Portable electronic apparatus with adjustable-volume of ringing tone
US6163689A (en) * 1997-09-30 2000-12-19 Samsung Electronics Co., Ltd. Negative self-bias circuit for FET mixers
US6049256A (en) * 1998-09-10 2000-04-11 Cts Corporation Low profile ovenized oscillator packing having a high thermal conductivity substrate
US6396411B1 (en) 1999-02-04 2002-05-28 Agere Systems Guardian Corp. Reliable and fast frame synchronization scheme for flex paging protocol
US6406102B1 (en) 1999-02-24 2002-06-18 Orscheln Management Co. Electrically operated parking brake control system

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4000470A (en) * 1974-04-18 1976-12-28 Sanyo Electric Co., Ltd. Radio receiver
US4012672A (en) * 1975-03-28 1977-03-15 Motorola, Inc. Plug-in module for electronic device having component forming a guide for aligning the module
DE2608359A1 (de) * 1976-03-01 1977-09-15 Basf Ag Empfangsvorrichtung fuer rundfunksignale mit bausteineinschub
US4089044A (en) * 1977-03-15 1978-05-09 Motorola, Inc. Housing assembly for miniaturized battery operated electrical apparatus
US4201960A (en) * 1978-05-24 1980-05-06 Motorola, Inc. Method for automatically matching a radio frequency transmitter to an antenna
US4283796A (en) * 1980-04-28 1981-08-11 Motorola, Inc. Portable device with housing for battery and plug-in module
DE3127566C2 (de) * 1981-07-11 1984-03-08 Rohde & Schwarz GmbH & Co KG, 8000 München Antennenanpasseinrichtung für einen nach dem Frequenzsprung-Verfahren arbeitenden Hochfrequenzsender
US4578739A (en) * 1981-10-13 1986-03-25 Motorola, Inc. Quick disconnect and function change radio assembly
DE8319031U1 (de) * 1983-07-01 1983-09-29 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Hf-baugruppen integriert in ein einplatinenchassis eines fernsehgeraetes
NO851937L (no) * 1984-05-24 1985-11-25 Siemens Ag Flat kapsel for radioapparat.
AU605354B2 (en) * 1987-09-17 1991-01-10 Amskan Limited Signal locating apparatus
US5012235A (en) * 1987-10-20 1991-04-30 Telefind Corporation Paging receiver with continuously tunable antenna and RF amplifier
US4851830A (en) * 1987-10-20 1989-07-25 Telefind Corp. Paging receiver with continuously tunable antenna
JPH01300631A (ja) * 1988-05-28 1989-12-05 Nec Corp 衛星通信システム
US5136719A (en) * 1988-12-05 1992-08-04 Seiko Corp. Automatic antenna tubing method and apparatus
US5077834A (en) * 1989-03-28 1991-12-31 Telefind Corporation Paging receiver with continuously tunable antenna and RF amplifier

Also Published As

Publication number Publication date
US5809411A (en) 1998-09-15
EP0690424B1 (de) 2000-10-25
HK1002128A1 (en) 1998-07-31
DE69231537T2 (de) 2001-06-07
EP0500042B1 (de) 1997-06-04
KR920017390A (ko) 1992-09-26
EP0690424A2 (de) 1996-01-03
ES2104744T3 (es) 1997-10-16
DE69220102D1 (de) 1997-07-10
KR950014888B1 (ko) 1995-12-16
AU1110692A (en) 1992-08-27
EP0690424A3 (de) 1997-09-10
AU648384B2 (en) 1994-04-21
EP0500042A1 (de) 1992-08-26
CA2061385A1 (en) 1992-08-20
ES2151013T3 (es) 2000-12-16
DE69220102T2 (de) 1997-09-25
CA2061385C (en) 1996-12-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee