GB2277767B - Telecommunications base stations - Google Patents

Telecommunications base stations

Info

Publication number
GB2277767B
GB2277767B GB9309314A GB9309314A GB2277767B GB 2277767 B GB2277767 B GB 2277767B GB 9309314 A GB9309314 A GB 9309314A GB 9309314 A GB9309314 A GB 9309314A GB 2277767 B GB2277767 B GB 2277767B
Authority
GB
United Kingdom
Prior art keywords
base stations
telecommunications base
telecommunications
stations
base
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
GB9309314A
Other versions
GB9309314D0 (en
GB2277767A (en
Inventor
Martin W Greenwood
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 Oyj
Original Assignee
Nokia Telecommunications Oy
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 Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Priority to GB9309314A priority Critical patent/GB2277767B/en
Publication of GB9309314D0 publication Critical patent/GB9309314D0/en
Publication of GB2277767A publication Critical patent/GB2277767A/en
Application granted granted Critical
Publication of GB2277767B publication Critical patent/GB2277767B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20536—Modifications to facilitate cooling, ventilating, or heating for racks or cabinets of standardised dimensions, e.g. electronic racks for aircraft or telecommunication equipment
    • H05K7/206—Air circulating in closed loop within cabinets wherein heat is removed through air-to-air heat-exchanger
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
    • F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structure Of Telephone Exchanges (AREA)
GB9309314A 1993-05-06 1993-05-06 Telecommunications base stations Expired - Fee Related GB2277767B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9309314A GB2277767B (en) 1993-05-06 1993-05-06 Telecommunications base stations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9309314A GB2277767B (en) 1993-05-06 1993-05-06 Telecommunications base stations

Publications (3)

Publication Number Publication Date
GB9309314D0 GB9309314D0 (en) 1993-06-16
GB2277767A GB2277767A (en) 1994-11-09
GB2277767B true GB2277767B (en) 1996-07-10

Family

ID=10735016

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9309314A Expired - Fee Related GB2277767B (en) 1993-05-06 1993-05-06 Telecommunications base stations

Country Status (1)

Country Link
GB (1) GB2277767B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5604925A (en) * 1995-04-28 1997-02-18 Raytheon E-Systems Super low noise multicoupler
FI956361A (en) * 1995-12-29 1997-06-30 Nokia Telecommunications Oy Cooling system and method for cooling an appliance housing
DE19609794C1 (en) * 1996-03-13 1997-09-18 Loh Kg Rittal Werk Control cabinet with cabinet door and cooling device
DE29716682U1 (en) * 1997-09-17 1997-11-06 Otto Pfannenberg Elektro-Spezialgerätebau GmbH, 21035 Hamburg Device for exchanging thermal energy between a housing interior and an environment
FI973881A (en) * 1997-10-03 1999-04-04 Nokia Telecommunications Oy Electronic cabinet and air duct network for the electronics cabinet
EP1061788B1 (en) * 1999-06-16 2004-01-28 Alcatel Ducted cooling equipment housing
US6164369A (en) * 1999-07-13 2000-12-26 Lucent Technologies Inc. Door mounted heat exchanger for outdoor equipment enclosure
US6612365B1 (en) * 1999-09-17 2003-09-02 Matsushita Electric Industrial Co., Ltd. Heating-element accommodating-box cooling apparatus and method of controlling the same
SE519476C2 (en) * 2000-10-30 2003-03-04 Emerson Energy Systems Ab Climate control in an outdoor cabinet
SE518304C2 (en) * 2000-10-30 2002-09-24 Emerson Energy Systems Ab Outdoor cabinet with electrical equipment and method of regulating the air temperature in such a cabinet

Also Published As

Publication number Publication date
GB9309314D0 (en) 1993-06-16
GB2277767A (en) 1994-11-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970506