DE69531495D1 - Austauschbare basisstation für spreizspektrum - Google Patents

Austauschbare basisstation für spreizspektrum

Info

Publication number: DE69531495D1
Authority: DE; Germany
Prior art keywords: command signal; communication; unit; frequencies; communication signals
Prior art date: 1994-06-29
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 - Lifetime

Application number

DE69531495T

Other languages

English (en)

Other versions

DE69531495T2 (de

Inventor

L Schilling

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.)

InterDigital Technology Corp

Original Assignee

InterDigital Technology 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.)

1994-06-29

Filing date

1995-06-16

Publication date

2003-09-18

1995-06-16 Application filed by InterDigital Technology Corp filed Critical InterDigital Technology Corp

2003-09-18 Application granted granted Critical

2003-09-18 Publication of DE69531495D1 publication Critical patent/DE69531495D1/de

2004-07-01 Publication of DE69531495T2 publication Critical patent/DE69531495T2/de

2015-06-17 Anticipated expiration legal-status Critical

Status Expired - Lifetime 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
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
- H04M3/561—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities by multiplexing
- 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]
- H04W84/10—Small scale networks; Flat hierarchical networks
- 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
- H04W88/08—Access point devices
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2207/00—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place
- H04M2207/18—Type of exchange or network, i.e. telephonic medium, in which the telephonic communication takes place wireless networks
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/30—Resource management for broadcast services
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
- H04W84/20—Master-slave selection or change arrangements

DE69531495T 1994-06-29 1995-06-16 Austauschbare basisstation für spreizspektrum Expired - Lifetime DE69531495T2 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US08/268,186 US5610906A (en)	1994-06-29	1994-06-29	Spread-spectrum changeable base station
US268186		1994-06-29
PCT/US1995/008561 WO1996001013A1 (en)	1994-06-29	1995-06-16	Spread-spectrum changeable base station

Publications (2)

Publication Number	Publication Date
DE69531495D1 true DE69531495D1 (de)	2003-09-18
DE69531495T2 DE69531495T2 (de)	2004-07-01

Family

ID=23021847

Family Applications (4)

Application Number	Title	Priority Date	Filing Date
DE0767993T Pending DE767993T1 (de)	1994-06-29	1995-06-16	Austauschbare basisstation für spreizspektrum
DE69531495T Expired - Lifetime DE69531495T2 (de)	1994-06-29	1995-06-16	Austauschbare basisstation für spreizspektrum
DE19581690T Withdrawn DE19581690T1 (de)	1994-06-29	1995-06-16	Wechselbare Basisstation mit Spreizspektrum
DE69535729T Expired - Lifetime DE69535729T2 (de)	1994-06-29	1995-06-16	Austauschbare Basisstation für Spreizspektrum

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
DE0767993T Pending DE767993T1 (de)	1994-06-29	1995-06-16	Austauschbare basisstation für spreizspektrum

Family Applications After (2)

Application Number	Title	Priority Date	Filing Date
DE19581690T Withdrawn DE19581690T1 (de)	1994-06-29	1995-06-16	Wechselbare Basisstation mit Spreizspektrum
DE69535729T Expired - Lifetime DE69535729T2 (de)	1994-06-29	1995-06-16	Austauschbare Basisstation für Spreizspektrum

Country Status (16)

Country	Link
US (8)	US5610906A (de)
EP (3)	EP1924071A1 (de)
JP (1)	JP2849691B2 (de)
CN (3)	CN1078024C (de)
AT (2)	ATE247346T1 (de)
AU (1)	AU696628B2 (de)
BR (1)	BR9508175A (de)
CA (1)	CA2193842C (de)
DE (4)	DE767993T1 (de)
DK (2)	DK0767993T3 (de)
ES (2)	ES2136582T3 (de)
FI (2)	FI114595B (de)
HK (2)	HK1055043A1 (de)
NZ (1)	NZ289729A (de)
SE (4)	SE519437C2 (de)
WO (1)	WO1996001013A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5610906A (en)	1994-06-29	1997-03-11	Interdigital Technology Corporation	Spread-spectrum changeable base station
FI98690C (fi) *	1994-10-18	1997-07-25	Nokia Telecommunications Oy	Menetelmä alueryhmäpuhelun muodostamiseksi matkaviestinjärjestelmässä ja matkaviestinjärjestelmä
US5881053A (en) *	1996-09-13	1999-03-09	Qualcomm Incorporated	Method for a wireless communications channel
US6801788B1 (en)	1997-09-09	2004-10-05	Samsung Electronics Co., Ltd.	Distributed architecture for a base station transceiver subsystem having a radio unit that is remotely programmable
FR2778055B1 (fr) *	1998-04-28	2000-05-26	Alsthom Cge Alcatel	Procede de transmission dans un reseau radiotelephonique umts,permettant de preparer un saut vers une cellule gsm pendant une communication dans une cellule umts
US6445308B1 (en) *	1999-01-12	2002-09-03	Toyota Jidosha Kabushiki Kaisha	Positional data utilizing inter-vehicle communication method and traveling control apparatus
US6816732B1 (en)	2000-07-27	2004-11-09	Ipr Licensing, Inc.	Optimal load-based wireless session context transfer
FI112016B (fi) *	2001-12-20	2003-10-15	Nokia Corp	Konferenssipuhelujärjestely
US7626958B2 (en) *	2002-12-05	2009-12-01	The Boeing Company	Serial port multiplexing protocol
US8484407B2 (en)	2007-12-21	2013-07-09	Rambus Inc.	Flash memory timing pre-characterization

Family Cites Families (49)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3731198A (en) *	1966-08-25	1973-05-01	Ibm	Synchronization device for anti-jamming communications system
US3761817A (en) *	1972-05-23	1973-09-25	Messerschmitt Boelkow Blohm	Method and transmission system for transmitting commands to a radio guided missile
FR2383560A1 (fr) *	1977-03-09	1978-10-06	Trt Telecom Radio Electr	Dispositif de commande de recherche de frequence dans un recepteur radioelectrique mobile par rapport a des stations emettrices
US4222115A (en) *	1978-03-13	1980-09-09	Purdue Research Foundation	Spread spectrum apparatus for cellular mobile communication systems
US4279018A (en) *	1979-03-06	1981-07-14	Nasa	PN Lock indicator for dithered PN code tracking loop
DE2909660C3 (de) *	1979-03-12	1981-12-17	Kernforschungsanlage Jülich GmbH, 5170 Jülich	Verfahren und Vorrichtung zur Darstellung von in alphanumerischer Form vorliegender Information auf einem nach dem Zeilenrasterverfahren arbeitenden Sichtgerät
GB2110056B (en) *	1981-10-28	1985-06-05	Marconi Avionics	A communication system interconnecting radios and operators located at different positions
DE3223973A1 (de) *	1982-06-26	1983-12-29	Degussa Ag, 6000 Frankfurt	Verfahren zur herstellung von ss-mercaptopropionsaeurederivaten
US4520404A (en) *	1982-08-23	1985-05-28	Kohorn H Von	System, apparatus and method for recording and editing broadcast transmissions
JPS59122268A (ja) *	1982-12-28	1984-07-14	Tamura Electric Works Ltd	留守番電話装置におけるコマンド検出回路
US4684949A (en) *	1983-01-17	1987-08-04	The United States Of America As Represented By The Secretary Of Transportation	VHF/radar transponder collision avoidance aid
US4706081A (en) *	1984-12-14	1987-11-10	Vitalink Communications Corporation	Method and apparatus for bridging local area networks
GB2171576B (en) *	1985-02-04	1989-07-12	Mitel Telecom Ltd	Spread spectrum leaky feeder communication system
DE3527331A1 (de) *	1985-07-31	1987-02-05	Philips Patentverwaltung	Digitales funkuebertragungssystem
DE3607687A1 (de) *	1986-03-08	1987-09-10	Philips Patentverwaltung	Verfahren und schaltungsanordnung zum weiterschalten einer funkverbindung in eine andere funkzelle eines digitalen funkuebertragungssystems
US4901307A (en) *	1986-10-17	1990-02-13	Qualcomm, Inc.	Spread spectrum multiple access communication system using satellite or terrestrial repeaters
JPS63275233A (ja) *	1987-05-06	1988-11-11	Victor Co Of Japan Ltd	スペクトラム拡散通信方式
US4979170A (en) *	1988-01-19	1990-12-18	Qualcomm, Inc.	Alternating sequential half duplex communication system
US4977578A (en)	1988-02-19	1990-12-11	Victor Company Of Japan, Ltd.	Spread spectrum communication system
US4914651A (en) *	1988-09-20	1990-04-03	Cellular Data, Inc.	Cellular data system
US5428636A (en) *	1993-05-03	1995-06-27	Norand Corporation	Radio frequency local area network
US5265119A (en) *	1989-11-07	1993-11-23	Qualcomm Incorporated	Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system
US5109390A (en) *	1989-11-07	1992-04-28	Qualcomm Incorporated	Diversity receiver in a cdma cellular telephone system
US5101501A (en) *	1989-11-07	1992-03-31	Qualcomm Incorporated	Method and system for providing a soft handoff in communications in a cdma cellular telephone system
US5056109A (en) *	1989-11-07	1991-10-08	Qualcomm, Inc.	Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
US5257283A (en) *	1989-11-07	1993-10-26	Qualcomm Incorporated	Spread spectrum transmitter power control method and system
US5073900A (en) *	1990-03-19	1991-12-17	Mallinckrodt Albert J	Integrated cellular communications system
US5224094A (en) *	1990-04-16	1993-06-29	Motorola, Inc.	Communication system network that includes full duplex conference calling
US5040238A (en) *	1990-06-29	1991-08-13	Motorola, Inc.	Trunking system communication resource reuse method
US5218618A (en) *	1990-11-07	1993-06-08	Hughes Aircraft Company	Cellular telephone service using spread spectrum transmission
US5185762A (en) *	1991-05-15	1993-02-09	Scs Mobilecom, Inc.	Spread spectrum microwave overlay with notch filter
US5263045A (en) *	1990-12-05	1993-11-16	Interdigital Technology Corporation	Spread spectrum conference call system and method
US5179572A (en) *	1991-06-17	1993-01-12	Scs Mobilecom, Inc.	Spread spectrum conference calling system and method
US5166951A (en) *	1991-05-15	1992-11-24	Scs Mobilecom, Inc.	High capacity spread spectrum channel
CA2043127C (en) *	1991-05-23	1996-05-07	Martin Handforth	Wireless communication zone management system
US5191593A (en) *	1991-05-31	1993-03-02	Motorola, Inc.	Conference call feature for spread spectrum cordless telephone
CH685892A5 (fr) *	1992-01-21	1995-10-31	Lem S.A.	Procédé de montage d'une bobine électrique sur un circuit magnétique à entrefer
IL103620A0 (en) *	1992-11-03	1993-04-04	Rafael Armament Dev Authority	Spread-spectrum,frequency-hopping radiotelephone system
FI92125C (fi) *	1992-10-30	1994-09-26	Nokia Mobile Phones Ltd	Radiopuhelinjärjestelmä
US5596599A (en)	1992-12-04	1997-01-21	Canon Kabushiki Kaisha	Spread spectrum receiving apparatus
US5469471A (en) *	1994-02-01	1995-11-21	Qualcomm Incorporated	Method and apparatus for providing a communication link quality indication
US5610906A (en) *	1994-06-29	1997-03-11	Interdigital Technology Corporation	Spread-spectrum changeable base station
US5640416A (en) *	1995-06-07	1997-06-17	Comsat Corporation	Digital downconverter/despreader for direct sequence spread spectrum communications system
US6132306A (en) *	1995-09-06	2000-10-17	Cisco Systems, Inc.	Cellular communication system with dedicated repeater channels
WO1997039789A1 (en) *	1996-04-22	1997-10-30	Medtronic, Inc.	Two-stage angled venous cannula
US5914949A (en) *	1996-12-17	1999-06-22	Lucent Technologies Inc.	Circuit and method for tracking finger off-set in a spread-spectrum rake receiver and wireless infrastructure employing the same
US7110444B1 (en) *	1999-08-04	2006-09-19	Parkervision, Inc.	Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
JP2004086164A (ja) *	2002-06-27	2004-03-18	Sharp Corp	コーナーキューブアレイおよびその作製方法
WO2006015323A2 (en) *	2004-07-29	2006-02-09	Wilson-Cook Medical Inc.	Catheter with splittable wall shaft and peel tool

1994
- 1994-06-29 US US08/268,186 patent/US5610906A/en not_active Expired - Lifetime
1995
- 1995-06-16 EP EP08102231A patent/EP1924071A1/de not_active Withdrawn
- 1995-06-16 EP EP03008734A patent/EP1333597B1/de not_active Expired - Lifetime
- 1995-06-16 ES ES95925568T patent/ES2136582T3/es not_active Expired - Lifetime
- 1995-06-16 EP EP95925568A patent/EP0767993B1/de not_active Expired - Lifetime
- 1995-06-16 DE DE0767993T patent/DE767993T1/de active Pending
- 1995-06-16 AT AT95925568T patent/ATE247346T1/de not_active IP Right Cessation
- 1995-06-16 CN CN95193860A patent/CN1078024C/zh not_active Expired - Lifetime
- 1995-06-16 CN CNB200510059515XA patent/CN100531472C/zh not_active Expired - Lifetime
- 1995-06-16 DE DE69531495T patent/DE69531495T2/de not_active Expired - Lifetime
- 1995-06-16 ES ES03008734T patent/ES2303572T3/es not_active Expired - Lifetime
- 1995-06-16 AU AU29659/95A patent/AU696628B2/en not_active Expired
- 1995-06-16 JP JP8503494A patent/JP2849691B2/ja not_active Expired - Lifetime
- 1995-06-16 DE DE19581690T patent/DE19581690T1/de not_active Withdrawn
- 1995-06-16 DK DK95925568T patent/DK0767993T3/da active
- 1995-06-16 AT AT03008734T patent/ATE388579T1/de not_active IP Right Cessation
- 1995-06-16 CA CA002193842A patent/CA2193842C/en not_active Expired - Lifetime
- 1995-06-16 DE DE69535729T patent/DE69535729T2/de not_active Expired - Lifetime
- 1995-06-16 NZ NZ289729A patent/NZ289729A/en not_active IP Right Cessation
- 1995-06-16 BR BR9508175A patent/BR9508175A/pt not_active IP Right Cessation
- 1995-06-16 WO PCT/US1995/008561 patent/WO1996001013A1/en active IP Right Grant
1996
- 1996-12-19 DK DK145396A patent/DK145396A/da not_active Application Discontinuation
- 1996-12-20 SE SE9604710A patent/SE519437C2/sv not_active IP Right Cessation
- 1996-12-27 FI FI965222A patent/FI114595B/fi not_active IP Right Cessation
1997
- 1997-03-10 US US08/814,809 patent/US5926465A/en not_active Expired - Lifetime
1998
- 1998-08-13 US US09/133,047 patent/US6295288B1/en not_active Expired - Lifetime
2001
- 2001-06-11 US US09/878,647 patent/US6356534B2/en not_active Expired - Lifetime
- 2001-11-09 CN CNB011347503A patent/CN1203705C/zh not_active Expired - Lifetime
- 2001-11-26 US US09/994,290 patent/US7054278B2/en not_active Expired - Fee Related
2002
- 2002-10-23 SE SE0203118A patent/SE522690C2/sv not_active IP Right Cessation
2003
- 2003-07-31 HK HK03105523A patent/HK1055043A1/xx not_active IP Right Cessation
- 2003-08-18 SE SE0302228A patent/SE527185C2/sv not_active IP Right Cessation
2004
- 2004-04-28 FI FI20040598A patent/FI121207B/fi not_active IP Right Cessation
2005
- 2005-11-23 SE SE0502559A patent/SE529309C2/sv not_active IP Right Cessation
2006
- 2006-03-06 HK HK06102892.9A patent/HK1085575A1/xx not_active IP Right Cessation
- 2006-05-05 US US11/429,386 patent/US7564808B2/en not_active Expired - Fee Related
2009
- 2009-07-06 US US12/497,973 patent/US8526327B2/en not_active Expired - Fee Related
2013
- 2013-08-29 US US14/013,739 patent/US20130343286A1/en not_active Abandoned

Also Published As

Publication number	Publication date
JP2849691B2 (ja)	1999-01-20
SE519437C2 (sv)	2003-02-25
US20010030947A1 (en)	2001-10-18
SE0502559L (sv)	2005-11-23
FI121207B (fi)	2010-08-13
CA2193842C (en)	2000-10-24
WO1996001013A1 (en)	1996-01-11
EP1333597B1 (de)	2008-03-05
US8526327B2 (en)	2013-09-03
US5610906A (en)	1997-03-11
DE69535729D1 (de)	2008-04-17
DE767993T1 (de)	1999-12-30
EP1333597A2 (de)	2003-08-06
FI20040598A (fi)	2004-04-28
JPH09510597A (ja)	1997-10-21
EP1333597A3 (de)	2005-02-02
US20130343286A1 (en)	2013-12-26
SE0203118D0 (sv)	2002-10-23
DE69535729T2 (de)	2009-03-26
ATE247346T1 (de)	2003-08-15
US7054278B2 (en)	2006-05-30
EP0767993A4 (de)	2000-03-01
SE522690C2 (sv)	2004-02-24
SE527185C2 (sv)	2006-01-17
EP1924071A1 (de)	2008-05-21
US5926465A (en)	1999-07-20
FI114595B (fi)	2004-11-15
CN100531472C (zh)	2009-08-19
FI965222A0 (fi)	1996-12-27
US20020034174A1 (en)	2002-03-21
US20060203892A1 (en)	2006-09-14
ES2136582T3 (es)	2004-05-01
SE0302228L (sv)	2003-08-18
CN1203705C (zh)	2005-05-25
DK145396A (da)	1996-12-19
EP0767993A1 (de)	1997-04-16
FI965222A (fi)	1997-02-26
US6295288B1 (en)	2001-09-25
CN1665163A (zh)	2005-09-07
SE9604710L (sv)	1997-01-24
US7564808B2 (en)	2009-07-21
DE19581690T1 (de)	1999-03-11
EP0767993B1 (de)	2003-08-13
AU2965995A (en)	1996-01-25
US6356534B2 (en)	2002-03-12
HK1055043A1 (en)	2003-12-19
CN1078024C (zh)	2002-01-16
DK0767993T3 (da)	2003-10-06
BR9508175A (pt)	1997-11-11
AU696628B2 (en)	1998-09-17
CA2193842A1 (en)	1996-01-11
SE529309C2 (sv)	2007-06-26
SE9604710D0 (sv)	1996-12-20
DE69531495T2 (de)	2004-07-01
HK1085575A1 (en)	2006-08-25
ES2303572T3 (es)	2008-08-16
ES2136582T1 (es)	1999-12-01
SE0203118L (sv)	2002-12-13
US20090274194A1 (en)	2009-11-05
NZ289729A (en)	1997-06-24
ATE388579T1 (de)	2008-03-15
CN1395437A (zh)	2003-02-05
SE0302228D0 (sv)	2003-08-18
CN1151808A (zh)	1997-06-11

Publication	Publication Date	Title
HK1085575A1 (en)	2006-08-25	Spread-spectrum changeable base station
CA2109530A1 (en)	1994-05-21	Frequency diversity transmitter and receiver system
EP0583522A3 (en)	1994-07-27	Remote position determination system
HK1114473A1 (en)	2008-10-31	Synchronised pilot reference transmission for a wireless communication system
MY114196A (en)	2002-08-30	Communication system
RU94035751A (ru)	1997-12-20	Система радиосвязи с подвижными объектами с временным разделением каналов и устройство со средствами линеаризации усилителя мощности
DE69831711D1 (de)	2005-11-03	Transpondernachrichtenübertragungsgerät
RU98108532A (ru)	2000-04-10	Способ и система программирования обслуживания посредством радиосигналов
FI932699A (fi)	1994-12-12	Menetelmä lähetinvastaanotinyksikön testaamiseksi sekä aikajakoisen radiojärjestelmän tukiasema
RU97105393A (ru)	1998-12-20	Устройство управления передатчиком одновременной передачи базовой станции системы подвижной связи
DE69224216D1 (de)	1998-02-26	Verfahren zum sendefrequenzversatz mittels frequenzteilung zur verringerung der selbstinterferenz
CA2124878A1 (en)	1994-12-03	Intermediate frequency receiver apparatus
FR2754961B1 (fr)	1998-11-27	Dispositif formant antenne d'emission et/ou de reception de signaux radioelectriques
IL104265A (en)	1997-04-15	Pager with reverse paging facility
TH18068A (th)	1996-03-27	ระบบวิทยุ
TH27577B (th)	1997-12-31	ระบบการสื่อสารของอุปกรณ์ปลายทางการสื่อสารแบบพกพาได้, ระบบควบคุมการเรียกเข้าของอุปกรณ์ปลายทางการสื่อสารแบบพกพา ได้และอุปกรณ์แจ้งให้ทราบว่ามีการเรียกเข้าของอุปกรณ์ปลาย ทางการสื่อสารแบบพกพา