CN1100403C - Base station for a mobile radio telephone system - Google Patents
Base station for a mobile radio telephone system Download PDFInfo
- Publication number
- CN1100403C CN1100403C CN 97198183 CN97198183A CN1100403C CN 1100403 C CN1100403 C CN 1100403C CN 97198183 CN97198183 CN 97198183 CN 97198183 A CN97198183 A CN 97198183A CN 1100403 C CN1100403 C CN 1100403C
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- China
- Prior art keywords
- radio station
- power supply
- radio
- base station
- station
- Prior art date
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- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
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- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
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- 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
Abstract
The invention concerns a radio station for a communication system, the radio station being integrated in a housing for a lighting device or an optical signalling device with a light transmitter and an external power supply. The combination of a radio station with a lighting device or an optical signalling device considerably reduces installation expenditure, for example for a base station in a GSM mobile radio telephone network.
Description
The present invention relates to the radio station that a kind of communication system is used, this radio station has a network side communication technology connection and is connected with a power supply.
Each radio station is to be used for each communication system, each mobile communication system for example, for example on GSM (global mobile communication net) mobile radio system or DECT (digital enhanced cordless telecommunications) cordless telephone system, realize leading to each and move each stationary radio device with the radio interface of fixed terminal equipment.
These radio stations are placed in the special various places and room that for this reason are provided with, so that they are connected with necessary technology infrastructure.Each facility of power supply, idle call, the various measures that each antenna assembly of the connection of a communication technology and radio station is used belong to this technological infrastructure, so that ensure radio propagation up to specification.
Representative instance to this is that radio station is placed in air-conditioning within doors, with power supply, by technology connect be connected with lighting protection introducing this within doors.Installation at the antenna of having arranged on the roof or on the electric pole that other stands to take off.Therefore radio station for electric installation like this needs the considerable development cost and the cost of mounting cost aspect.
Various lighting devices are disclosed from JP06053894 and EP0710999A1, the installation of auxiliary each radio station of the structure of these lighting devices, and be ready to the power supply that radio station is used.Disclose various transmission/receptions from US-A-5424859, these transmission/receptions are to pack in the shell of each lamp of being used for respectively sealing the place.
Be to reduce the installation cost of radio station based on task of the present invention.Solve this task by radio station of the present invention.According to an aspect of the present invention, have the network side communication technology and connect (KA) and have the radio station (BS) that power supply is connected the mobile communication system of (SA), it is characterized in that,
-this radio station (BS) is to be integrated in the shell (G) of an optical signal device that has a light projector (L) and an external power supply (SV), and
-this shell (G) is to be connected with a device (B) that is used for lighting protection, and radio station (BS) is connected on this device with adding.
According to another aspect of the present invention. have the network side communication technology and connect (KA) and have the radio station (BS) that power supply is connected the mobile communication system of (SA), it is characterized in that,
-this radio station (BS) is to be integrated in the shell (G) of a lighting device that has at least one light projector (L) and an external power supply (SV), and
-this shell (G) is to be connected with a device (B) that is used for lighting protection, and radio station (BS) is connected on this device with adding.
From hereinafter also learning each favourable further developing.
To have in the integrated shell that advances lighting device or optical signal device of radio station that the communication system that is connected with power supply that the network side communication technology connects uses by the present invention, contain a light projector and an external power supply at this this lighting device or optical signal device.
The microminiaturization of each radio station-this is seen also European patent application EP 0690641A2-makes that each technological facilities of radio station is integrated and advances in the less shell to become possibility.As by street lamp, by for example outer illumination in each stop scope, perhaps the advantage that lighting device had that is formed by the ceiling light in each place is, has existed the major part of the technological infrastructure that has weather proof and external power supply at this in shell.For various optical signal devices also is kindred circumstances.The advantage that provides of these facilities is in addition, and they are used to throw light on or take care of place a large amount of personnel that it is characterized in that staying.Each infield of these facilities is therefore corresponding with the various places that should be taken care of especially by communication system.
Opposite with the installation that separates, with each radio station integrated existing each technological facilities neutralization especially integrated in each lighting device or optical signal device along with bringing extra advantage, be the network operator in the time will carrying out refined net, needn't develop the extra location that each radio station is used.When utilization going along with advantageously as traffic lights or have the traffic indication board of illumination, when each lighting device of form known or optical signal device, also can more easily meet the various requirement of urban planning to the moulding and the installation of each radio station.
Advantageously the power connection with radio station is connected on the external power supply.Therefore can save the independent power supply that radio station is used.
The antenna assembly of radio station advantageously so is installed, is made the width of cloth of antenna assembly penetrate figure corresponding to flood light.The planning of taking care of each place by each lighting device is considered usually that area that each place that high strength is used is used covers and is continuous, throws light on as far as possible uniformly.Same this necessity for example also is present in is taken care of by the radiotechnics of mobile communication system.When in some place, giving in respect of extra high network load, but can strengthen taking care of these places from the radiotechnics aspect, this is equivalent to the light projector effect of each lighting device.
Optical signal device also is to be arranged on each mobile strongly place of personnel usually, and the place that has these personnel is pointed in its signalling by the light projector realization.Therefore on optical signal device, also there is the light signal place and by the correlation of the treatment scope of radio station.
The device of this radio station and lighting protection being used by a kind of other favourable formation of radio station is connected, and this device is that lighting device or optical signal device are arranged for this reason.Lighting protection is a kind of device that is used for weather protection, and this device usually is to have existed in these devices, and does not need extra preparation during by radio station of the present invention in electric installation outside fixing house.
Arranged a kind of device of supplying with by power supply that is used for energy storage by a kind of favourable further developing, this device when disconnecting external power supply for the power supply of radio station.By this energy storage device, for example also when disconnecting external power supply, can guarantee the power supply of radio station in the open on the lighting device during in the daytime, perhaps when external power-fail, realize being used to keeping the emergency service that the area of communication system covers.Therefore the power supply of radio station is independent of external power supply.Also can be impelled by an isolating transformer, radio station is isolated from the circuit of external power supply and has been avoided in addition, and various interference are to the various direct function that is used for influencing radio station of external power supply.
The device that is used to cool off radio station is advantageously to be coupled from heating power with the air-flow that rises.Light when subaerial air rises and therefore generate air-flow when heat for example forms ascending air by stack effect.Each opening in the illuminating apparatus outer shell is so to constitute, and makes these openings accept this air-flow, and this air-flow is flow through on each device of for example cooling fin that is used to cool off radio station, and the cooling that therefore also impels radio station.
Certainly realize the connection of the communication technology of radio station through a kind of fixing cord that leads to other each network element of communication system, the connection of this communication technology also can fetch realization through a kind of radio company that can arrive the infield of lighting device or optical signal device easily.
Especially each signal in the frequency band of the infrared signal of the various devices of other this class or each road traffic communicator ensures this dedicated radio link.Supply domination for the various infrared parts that are connected with the economy of the advantageously electric installation communication technology connection of various permission expenses.If utilize the frequency band of road traffic communicator, then especially the road is electric along the street produces the advantage that does not need extra frequency to distribute when installing.
Press a kind of other favourable formation of radio station, this radio station is mounted in to have on the location of penetrating with the free over the ground width of cloth of straight line and is being at least on the setting height(from bottom) of 2.5m.Penetrate the shielding that prevents radio signal from antenna assembly at the free width of cloth that leads on the direction of terminal equipment, and it is small to make supply communicate to connect required emitted energy maintenance.Setting height(from bottom) has especially determined the radio district of radio station, so that be used to ensure that the minimum setting height(from bottom) in enough radio districts is favourable.
When each lighting device that constitutes as street lamp is naked standing mostly, can be fixed thereon easily so that be used for solar powered device.Be used for solar powered this device and help to alleviate power consumption through external power supply.Be suitable for same situation for various optical signal devices.
Below should describe in detail by radio station of the present invention with each embodiment according to each figure.Set forth the present invention from the aspect, base station that the GSM mobile radio system is used.Can constitute equally by radio station of the present invention that other each mobile radio telephone uses, the base station that each DECT wireless communication system is used, and both also can constitute at network side also at the various radio stations that wireless user connects (the wireless home loop that enters) or the like that are used for of user side.
Show at this
Integrated each radio station in each street lamp of Fig. 1,
Fig. 2 is two modification that have the lighting device in integrated wireless power station, separately
With end view (a and d), upward view (b and e) and vertical view (c and f),
Two integrated in each ceiling lighting device, radio stations in the sealing place of Fig. 3,
The upward view of the integrated radio station in ceiling lighting device of Fig. 4,
The integrated radio station of going in the traffic lights of Fig. 5, and
Radio station in the integrated traffic indication board of going into to be thrown light on of Fig. 6.
Fig. 1 shows two lighting devices with street lamp styling.Various street lamps like this are used for illuminating road, pavement, People's Bank of China district or other has the place of many people-to-people contacts.On 3 meters the setting height(from bottom) these street lamps are installed with many meters spacings on greater than electric pole.See also C.H.Sturm and outstanding " each operational outfit and the circuit of electric light " of E.Klein, Siemens company, Berlin, Munich, 1992, especially 326 to 330 pages for the installation of these lighting apparatus and each details of planning.
Lighting device has a shell G and a light projector L, is to be connected with the device that lighting protection B uses with external power supply SV at this this lighting device.Power supply for example is 230 excellent alternating currents.Pass through to realize the lighting protection B of lighting device the ground connection of electric pole root through electric pole.
Radio station BS one dissolves among the shell G of lighting device.This base station BS constitutes miniature emission/receiving station, and contains each transmission/reception and be used to manage and control respectively installing of base station BS.Base station BS for example is the part of GSM mobile radio system, and takes care of a microcellular separately.Internal structure for base station BS sees also, " aerial express D900/D1800 mobile network base station equipment (Air Xpress-D900/D1800 MobileNetwork Base Station equipment) " Siemens company, in February, 1996.Each existing cable shaft that utilization going along with can be comprised the illuminator of lighting device is used for the network side connection of base station BS.
Each base station BS is taken care of one at least in the radio district of each radio area overlapping of its each marginal zone and each adjacent base station BS.Prepare each channel on what a carrier frequency by this embodiment base station BS, perhaps only contain those and be used for supplying with unconditionally necessary device within the GSM mobile radio system of microcellular with radio technical resources.Therefore the microminiaturization that has little transmitting power and be 0.01 to 2.5W base station BS is possible.Power consumption microminiaturized and that reduced allows base station BS is integrated among the shell G of lighting device.By the same monitoring of saving of the simple structure of base station BS, control and safeguard (0﹠amp at base station BS; M) cost on.
" outer illumination " sample of Siemens company, on February 1st, 1993, subscription number E20002-K8420-A101-A3 shows base station BS is integrated into each exemplary shell form among the shell G.The shell G of lighting device can open, and the feasible passage that makes things convenient for that leads to each plug-in module of base station BS is possible.
Through the power KA that is connected of the SV and the communication technology of electric pole starting end, have the device that is used for lighting protection B equally by Fig. 2 a at this this electric pole starting end.The power supply connection SA of base station is the connection between external power supply SV and the energy storage device Akku.
When energized SV, both supplied the device that is used for energy storage that constitutes storage battery Akku, also supplied base station BS with 230 volts alternating voltage.This power supply is used to move the lighting device L that is positioned at shell G bottom simultaneously.
The connection KA that presses Fig. 2 d communication technology can alternatively be realized by dedicated radio link, be mounted on the shell G at this each antenna assembly, these antenna device is to be connected with each adjacent illumination devices or similar each device through a radio interface that constitutes by the requirement of directive radio circuit.Through each infrared signal, be the frequency band reserved of directive radio or with each road traffic communicator use (for example each maintain road system use or car radar is used) frequency band or move this radio interface with the frequency band of each communication system fully.
A kind of other formation by base station BS is used a kind of connection KA that the radio channel of taking care of the sub-district is used for the communication technology that also can be used in.Therefore from cable communicating technology, need only take care of a part on the lighting device of aligning that has each base station BS of a quantity, and other lighting device is in the above described manner by daisy chain type or similarly requirement treatment.
Because the distance that must be overcome by each dedicated radio link institute is little, can carry out work with the various antenna assemblies with the local size design of saving of various little transmitting powers.Various atmospheric interference are inappreciable on these little distances, and are small to the various interference of other each communication systems.
In Fig. 2 b and 2e at the shell G that from the side figure of ground sight line, has showed lighting device.It is that the light projector L of taper has one to lead to the width of cloth perforation footpath that the optically few screen in the face of land hides that its width of cloth is penetrated figure.Carrying out each antenna assembly AE that the radiotechnics of microcellular takes care of as each antenna assembly of base station BS is mounted on the side of light projector.Also these antenna device AE can be connected each antenna associating that KA uses with the communication technology.
Represented a slit among Fig. 2 e, it can be under each edge of shell or also alternately receive the air-flow that rises on each edge in shell.This air-flow is invaded shell G, and is to be connected with the device KA that is used to cool off base station BS from the heating power.The mobile a kind of cooling effect that adds that reaches base station BS by stack effect and ascending air.Can consider that at this light projector L is heat-insulating with respect to base station BS.For example at night alternately by controlled heat transfer by light projector L preheating base station BS.When base station BS just for example turns on operation fully during each hour at night, can particularly advantageously utilize the thermal coupling between light projector L and the base station BS to constitute.
In order to cool off base station BS, each device of strong heating be mounted in one with heat conduction with cooling body that shell G outer wall is connected on.Same fresh air can be invaded shell G from side direction by the windmill meaning, and the cooling of assistant base station BS.
Fig. 2 c and 2f show the vertical view of illumination apparatus shell G.Arranged air to discharge the slit on shell G or on each side, these air discharge slits be consider for the cooling K that base station BS is set and can allow air discharge.These slits are rainproof water intrusion protection.By Fig. 2 f add considered a kind of be used for solar powered, with storage battery (AKKu) or the device S that directly is connected with power supply SV.Absorb a part of light width of cloth through solar panel and penetrate, and convert the auxiliary electric energy that is used for the base station BS power supply to.
Fig. 3 shows a kind of lighting device that constitutes ceiling area lighting, and a base station BS is integrated in this lighting device.There is each other device with each base station BS and mobile communication system in the external power supply that is added on outward to lighting device and base station BS consideration, for example is connected the connection KA of the communication technology with a base station controller.
Lighting device is the ceiling in space in so packing into, makes each surface that opening can seeing that light projector L uses and mounted base station BS each antenna assembly AE use.
Base station BS is integrated into causes fully the base station being enclosed this shell G among the shell G of lighting device or only partly enclose.
Considered by Fig. 4,, adopted this air-conditioning equipment K to be used to cool off base station BS simultaneously with perhaps adding at this in order to cool off base station BS with the opening of light projector L with each antenna assembly AE is inserted in the passage that air-conditioning equipment K uses.
Fig. 5 shows a kind of optical signal device of traffic lights form.Various traffic lights like this are used to surface vehicle traffic to signal, but also are used to other each vehicles and are pedestrian's signalling.Therefore these traffic lights for example are installed on the intersection, on the electric pole greater than the setting height(from bottom) of 2.5m on or also be installed in hangingly on each rope.See also american documentation literature US2,925,458 for each details of installing and the formation of traffic lights.
Optical signal device by Fig. 5 has a shell G and a plurality of light projector L, is to be connected with the device that is used for lighting protection B with external power supply SV at this this signalling.Power supply for example is 230 volts of alternating currents.The lighting protection B of signalling realizes by the ground connection at the electric pole root through electric pole.
A base station BS is integrated among the housing G of signalling.Construct described in this base station BS such as Fig. 1 and 2.
Each antenna assembly AE of base station BS is mounted on the outer wall of signalling shell, can realize that at this circle width of cloth penetrates characteristic or can realize that also the recipient penetrates to the width of cloth of constraint.Each antenna assembly AE of base station BS is engaged in the treatment of the radiotechnics of microcellular.These antenna device AE also can be connected each antenna associating that KA uses with the communication technology.Realize the connection KA of the communication technology through the control of signalling by a kind of alternative form of implementation.Especially on each traffic guide device of networking, therefore each transmission line of having laid of utilization going along with in each big city for example.
As also advantageously the structural design of each antenna assembly AE being coupled on the structural design of light projector L on the lighting device.Therefore a breach in signalling shell G can hold light projector L and the antenna assembly AE that light signal is used.Therefore this light projector L has the similar width of cloth to penetrate figure with corresponding antenna assembly AE.
As everyone knows, the control with signalling combines with the heavy traffic degree for the way of the signal lamp state of the clearance direction of being loaded especially by for example prolonging on traffic lights.Information about the heavy traffic degree can be used in the control of base station BS with the same manner.When high heavy traffic degree, therefore, also there is the high demand that the communication technology is taken care of usually, for example can connect each frequency channels that adds.
By Fig. 6 optical signal device is the traffic indication board that constitutes band light projector L.Many traffic indication boards or index plate are thrown light on, so that make them more high-visible.Realize the intraoral illumination shown in Fig. 6 by light projector L, this light projector is to be arranged among the shell G of traffic indication board, and its light transillumination is crossed the outer wall of for example cloche envelope of shell G.The signal message of traffic indication board is to be seated on the outer wall of this cloche envelope.This signal message is well visible by illumination in the dark.A base station BS adds ground integrated in shell G.Each antenna assembly AE is placed on one or more outer walls of shell G, and therefore guarantees the treatment of radiotechnics aspect up to specification.
When selecting and each illumination noted earlier or signalling are installed, it should be noted that the occasion of selecting to have height personnel busy extent.Also should note residence time long as far as possible in the radio district of traffic participant in the base station at this, so that should preferentially select to have each district of stagnation traffic with respect to each district with mobile traffic.
Claims (24)
1. have the network side communication technology and connect (KA) and have the radio station (BS) that power supply is connected the mobile communication system of (SA), it is characterized in that,
-this radio station (BS) is to be integrated in the shell (G) of an optical signal device that has a light projector (L) and an external power supply (SV), and
-this shell (G) is to be connected with a device (B) that is used for lighting protection, and radio station (BS) is connected on this device with adding.
2. by the radio station (BS) of claim 1, it is characterized in that the power supply of radio station (BS) connects (SA) and is connected on the external power supply (SV).
3. by the radio station (BS) of claim 1, it is characterized in that, have its width of cloth and penetrate the width of cloth of figure and light projector (L) and penetrate the corresponding antenna assembly of figure (AE).
4. by the radio station (BS) of claim 1, it is characterized in that have one by power supply (SV) device (AKKu) power supply, that be used for energy storage, this device is used to supply with radio station (BS) and arranges when disconnecting external power supply (SV).
5. by the radio station (BS) of claim 1, it is characterized in that, have one be used to cool off radio station (BS), with the device (K) of extraneous air-flow Thermal-mechanical Coupling.
6. by the radio station (BS) of claim 1, it is characterized in that, realize that through a dedicated radio link communication technology of radio station (BS) connects (KA).
7. by the radio station (BS) of claim 6, it is characterized in that each on-site each infrared signal ensures dedicated radio link through other.
8. by the radio station (BS) of claim 6, it is characterized in that each signal through other in frequency band of each on-site each road traffic communicator ensures dedicated radio link.
9. by the radio station (BS) of claim 1, it is characterized in that this radio station is positioned at one to have with straight line and lead on the location that the free width of cloth of terminal equipment (MS) penetrates.
10. by the radio station (BS) of claim 1, it is characterized in that, have a setting height(from bottom) that is at least 2.5m.
11. the radio station (BS) by claim 1 is characterized in that, has one and is used for solar powered device (S).
12. the radio station by one of claim 1 to 11 is characterized in that optical signal device is realized by traffic lights.
Connect (KA) and have the radio station (BS) that power supply is connected the mobile communication system of (SA) 13. have the network side communication technology, it is characterized in that,
-this radio station (BS) is to be integrated in the shell (G) of a lighting device that has at least one light projector (L) and an external power supply (SV), and
-this shell (G) is to be connected with a device (B) that is used for lighting protection, and radio station (BS) is connected on this device with adding.
14. the radio station (BS) by claim 13 is characterized in that, the power supply of radio station (BS) connects (SA) and is connected on the external power supply (SV).
15. by the radio station (BS) of claim 13, it is characterized in that, have its width of cloth and penetrate the width of cloth of figure and light projector (L) and penetrate the corresponding antenna assembly of figure (AE).
16. the radio station (BS) by claim 13 is characterized in that, has one by power supply (SV) device (AKKu) power supply, that be used for energy storage, this device is used to supply with radio station (BS) and arranges when disconnecting external power supply (SV).
17. by the radio station (BS) of claim 13, it is characterized in that, have one be used to cool off radio station (BS), with the device (K) of extraneous air-flow Thermal-mechanical Coupling.
18. the radio station (BS) by claim 13 is characterized in that, realizes that through a dedicated radio link communication technology of radio station (BS) connects (KA).
19. the radio station (BS) by claim 18 is characterized in that, each on-site each infrared signal ensures dedicated radio link through other.
20. the radio station (BS) by claim 18 is characterized in that, each signal through other in frequency band of each on-site each road traffic communicator ensures dedicated radio link.
21., it is characterized in that this radio station is positioned at one to have with straight line and lead on the location that the free width of cloth of terminal equipment (MS) penetrates by the radio station (BS) of claim 13.
22. the radio station (BS) by claim 13 is characterized in that, has a setting height(from bottom) that is at least 2.5m.
23. the radio station (BS) by claim 13 is characterized in that, has one and is used for solar powered device (S).
24. the radio station by one of each claim 13 to 23 is characterized in that lighting device is realized by a street lamp.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19639188A DE19639188A1 (en) | 1996-09-24 | 1996-09-24 | Base station for mobile communications system |
| DE19639188.1 | 1996-09-24 | ||
| EP96117343A EP0840464A1 (en) | 1996-10-29 | 1996-10-29 | Base station for a mobile radio system |
| EP96117343.2 | 1996-10-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1231782A CN1231782A (en) | 1999-10-13 |
| CN1100403C true CN1100403C (en) | 2003-01-29 |
Family
ID=26029730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97198183 Expired - Fee Related CN1100403C (en) | 1996-09-24 | 1997-09-15 | Base station for a mobile radio telephone system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1100403C (en) |
| WO (1) | WO1998013945A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU3160199A (en) | 1998-03-31 | 1999-10-18 | Vodafone Limited | Cellular telephone arrangements |
| CZ301185B6 (en) | 1999-06-08 | 2009-12-02 | LEMPIA - Laboratoire d´Electronique, Mécanique, Pyrotechnique et Informatique Appliqué | Street lamp, interconnecting member for remote control of electrical light source lighting, wireless network for remote control of municipal street lighting or another lighting, method for remote control of the street lighting within the wireless net |
| US6888320B2 (en) | 1999-06-08 | 2005-05-03 | Lempi Sa | Switching power supply for discharge lamp and method for powering a lamp |
| GB2362781A (en) * | 2000-05-25 | 2001-11-28 | Roke Manor Research | Picocell base station |
| AT5157U1 (en) * | 2001-02-15 | 2002-03-25 | Andes Telecom Consulting Gmbh | ANTENNA HOUSING |
| DE10351431A1 (en) * | 2003-10-28 | 2005-06-16 | Mario Lehmann | Power line communications system for broadband data transmission, uses power distribution network and mobile radio network having radio interfaces mounted on individual lamp posts |
| GB0415606D0 (en) * | 2004-07-10 | 2004-08-18 | Koninkl Philips Electronics Nv | Lighting fixtures incorporating rf antennae |
| GB2436909A (en) * | 2006-04-08 | 2007-10-10 | Uws Ventures Ltd | Vehicle telematics system |
| CN101064531B (en) * | 2006-04-26 | 2011-06-01 | 电子科技大学 | Distributed multi-input multi-output public mobile communication system based on electric line |
| JP5766380B2 (en) * | 2012-04-12 | 2015-08-19 | コーニンクレッカ フィリップス エヌ ヴェ | Controllable lighting assembly |
| FR3007213B1 (en) * | 2013-06-13 | 2016-12-02 | Tdf | METHOD FOR RADIOELECTRIFIER AN OBJECT INSTALLED IN A PUBLIC SPACE AND OBJECT THUS RADIOELECTRIFIE. |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0653894A (en) * | 1991-08-23 | 1994-02-25 | Nippon Steel Corp | Radio base station for mobile communication |
| US5424859A (en) * | 1992-09-24 | 1995-06-13 | Nippon Telegraph And Telephone Corp. | Transceiver for wireless in-building communication sytem |
| JP2531362B2 (en) * | 1993-09-20 | 1996-09-04 | 日本電気株式会社 | Installation structure for outdoor communication equipment |
-
1997
- 1997-09-15 CN CN 97198183 patent/CN1100403C/en not_active Expired - Fee Related
- 1997-09-15 WO PCT/DE1997/002069 patent/WO1998013945A1/en active Search and Examination
Also Published As
| Publication number | Publication date |
|---|---|
| WO1998013945A1 (en) | 1998-04-02 |
| CN1231782A (en) | 1999-10-13 |
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