ES531840A0 - Un sistema deflector opto-acustico - Google Patents

Un sistema deflector opto-acustico

Info

Publication number
ES531840A0
ES531840A0 ES531840A ES531840A ES531840A0 ES 531840 A0 ES531840 A0 ES 531840A0 ES 531840 A ES531840 A ES 531840A ES 531840 A ES531840 A ES 531840A ES 531840 A0 ES531840 A0 ES 531840A0
Authority
ES
Spain
Prior art keywords
opto
deflector system
acoustic deflector
acoustic
deflector
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.)
Granted
Application number
ES531840A
Other languages
English (en)
Other versions
ES8507700A1 (es
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES531840A0 publication Critical patent/ES531840A0/es
Publication of ES8507700A1 publication Critical patent/ES8507700A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04W84/16—WPBX [Wireless Private Branch Exchange]
    • 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
    • H04M1/725—Cordless telephones
    • H04M1/733—Cordless telephones with a plurality of base stations connected to a plurality of lines
    • 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)
  • Mobile Radio Communication Systems (AREA)
ES531840A 1983-04-23 1984-04-23 Un sistema deflector opto-acustico Expired ES8507700A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08311091A GB2138652B (en) 1983-04-23 1983-04-23 Distributed pabx

Publications (2)

Publication Number Publication Date
ES531840A0 true ES531840A0 (es) 1985-08-16
ES8507700A1 ES8507700A1 (es) 1985-08-16

Family

ID=10541585

Family Applications (1)

Application Number Title Priority Date Filing Date
ES531840A Expired ES8507700A1 (es) 1983-04-23 1984-04-23 Un sistema deflector opto-acustico

Country Status (3)

Country Link
CH (1) CH664464A5 (es)
ES (1) ES8507700A1 (es)
GB (1) GB2138652B (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4675863A (en) 1985-03-20 1987-06-23 International Mobile Machines Corp. Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
KR870004587A (ko) * 1985-10-16 1987-05-11 엘리 와이스 무선 근거리 통신 장치
CA1250900A (en) * 1986-11-18 1989-03-07 Northern Telecom Limited Private cellular system
GB2218597A (en) * 1988-05-12 1989-11-15 Plessey Co Plc Multichannel radio communication system
AT390702B (de) * 1988-05-20 1990-06-25 Siemens Ag Oesterreich Vorrichtung zum schnurlosen telefonieren
US5682256A (en) * 1988-11-11 1997-10-28 British Telecommunications Public Limited Company Communications system
GB8826476D0 (en) * 1988-11-11 1988-12-14 British Telecomm Communications system
DE3843565A1 (de) * 1988-12-23 1990-06-28 Standard Elektrik Lorenz Ag Funktelefonsystem in form einer nebenstellenanlage
NZ232223A (en) * 1989-01-27 1993-03-26 British Telecomm Alternate burst communication for cordless phones re-established after channel failure
CA2008900C (en) * 1989-04-04 1998-01-20 Ta-Shing Chu Optical fiber microcellular mobile radio
GB8913931D0 (en) * 1989-06-16 1989-08-02 Ferranti Creditphone Cordless pbx
DE4022929A1 (de) * 1990-07-19 1992-01-23 Hagenuk Telecom Gmbh Vorrichtung zur ausbildung von nebenstellanlagen
CA2052466C (en) * 1990-10-02 2001-05-08 Masayuki Sakamoto Method of handover and route diversity in mobile radio communication
US5068916A (en) * 1990-10-29 1991-11-26 International Business Machines Corporation Coordination of wireless medium among a plurality of base stations
US5802173A (en) * 1991-01-15 1998-09-01 Rogers Cable Systems Limited Radiotelephony system
FI96565C (fi) * 1992-06-30 1996-07-10 Nokia Telecommunications Oy Piensoluradioverkko
EP0613276B1 (en) * 1993-02-26 1996-02-07 Peacock Uk Limited System for synchronisation of a plurality of transmitters
JPH0775165A (ja) 1993-06-29 1995-03-17 Sony Corp デジタルコードレス電話装置
GB9316951D0 (en) * 1993-08-14 1993-09-29 Macnamee Robert J G Radio communication systems
US5546383A (en) 1993-09-30 1996-08-13 Cooley; David M. Modularly clustered radiotelephone system
US6330441B1 (en) * 1997-03-03 2001-12-11 Victor Company Of Japan, Ltd. Communication system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH527547A (de) * 1971-08-13 1972-08-31 Ibm Verfahren zur Informationsübertragung mit Prioritätsschema in einem Zeitmultiplex-Nachrichtenübertragungssystem mit Ringleitung
FR2328349A1 (fr) * 1973-03-01 1977-05-13 Ibm France Systeme de commutation en multiplex a division dans le temps
FR2290103A1 (fr) * 1974-10-31 1976-05-28 Thomson Csf Artere telephonique a points d'acces multiples et reseau comportant de telles arteres
DE2659664C2 (de) * 1976-12-30 1979-04-05 Siemens Ag, 1000 Berlin Und 8000 Muenchen Nachrichtenübertragungsanordnung zur Verbindung mehrerer Teilnehmer mit einer zentralen Vermittlungsstelle
DE3036707A1 (de) * 1980-09-29 1982-05-19 Siemens AG, 1000 Berlin und 8000 München Universelles mobilfunk-digitalnetz zur paketvermittelten informationsuebertragung
DE3036739A1 (de) * 1980-09-29 1982-06-03 Siemens AG, 1000 Berlin und 8000 München Fernsprech-mobilfunksystem zur digitalen sprachuebertragung
US4383315A (en) * 1981-07-20 1983-05-10 Bell Telephone Laboratories, Incorporated Idle time slot seizure and transmission facilities for loop communication system
FR2520570A1 (fr) * 1982-01-25 1983-07-29 Labo Cent Telecommunicat Reseau de communication local en boucle vehiculant a la fois des donnees et des signaux telephoniques de parole sous forme numerique

Also Published As

Publication number Publication date
GB2138652B (en) 1986-04-23
GB2138652A (en) 1984-10-24
GB8311091D0 (en) 1983-05-25
CH664464A5 (de) 1988-02-29
ES8507700A1 (es) 1985-08-16

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