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WO1998012906A1 - Cable repeater - Google Patents

Cable repeater Download PDF

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Publication number
WO1998012906A1
WO1998012906A1 PCT/EP1997/005574 EP9705574W WO9812906A1 WO 1998012906 A1 WO1998012906 A1 WO 1998012906A1 EP 9705574 W EP9705574 W EP 9705574W WO 9812906 A1 WO9812906 A1 WO 9812906A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat sink
cover
cable
connecting elements
amplifier according
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.)
Ceased
Application number
PCT/EP1997/005574
Other languages
German (de)
French (fr)
Inventor
Günter Leicht
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.)
Alcatel Lucent SAS
Original Assignee
Alcatel Alsthom Compagnie Generale dElectricite
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 Alsthom Compagnie Generale dElectricite filed Critical Alcatel Alsthom Compagnie Generale dElectricite
Publication of WO1998012906A1 publication Critical patent/WO1998012906A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/36—Repeater circuits
    • 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
    • H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
    • H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
    • H10W76/12—
    • H10W90/00—

Definitions

  • Cable amplifiers are used for signal amplification of electrical signals transmitted by means of lines, for example in the cable television area for amplifying television signals transmitted by means of coax lines
  • Cable amplifiers generally consist of a circuit arrangement which is applied to a suitable carrier body (for example a ceramic carrier) and is designed as an amplifier circuit with passive and active semiconductor components, and a heat sink on which the carrier body of the amplifier circuit for dissipating the power loss of the semiconductor components the amplifier circuit is arranged, and from a covering hood attached to the amplifier circuit to protect the amplifier circuit, in particular to protect the semiconductor components of the amplifier circuit from contact.
  • a suitable carrier body for example a ceramic carrier
  • the cable amplifier can also provide mechanical and / or electrical connection (contacting) with further switching points or assemblies exhibit
  • the support body of the amplifier circuit is usually applied to the heat sink in good thermal contact (for example, soldered using soft solder) and the cover hood is glued to the underside of the support body and the top of the heat sink and is therefore expensive
  • the invention has for its object to provide a cable amplifier according to the preamble of claim 1, in which these disadvantages are avoided and which has advantageous properties, in particular with regard to the manufacturing process, the cost and the stability This object is achieved according to the invention by the features in the characterizing part of patent claim 1
  • the covering hood has at least three connecting elements (connecting pins) attached to its underside and the heat sink on its upper side has a number of corresponding depressions corresponding to the number of connecting elements (connecting pins), into which the connecting elements (connecting pins) of the covering hood in the case of the Connection of cover and heat sink are inserted.
  • the number, arrangement (position) and dimensions of the connecting elements (connecting pins) of the cover and the corresponding recesses in the heat sink can be selected depending on the desired or required properties of the cable amplifier, in particular with regard to simplicity of arrangement, stability of the connection between cover and Heatsink, pull-off force (the force required to pull the cover off the heat sink), effort for attaching the connecting elements (connecting pins) to the cover or the recesses in the heat sink, and costs incurred, however, should ensure sufficient pull-off force or stability the arrangement, the covering hood has at least three connecting elements (connecting pins) or the cooling body has at least three corresponding depressions, an even number of connecting elements (connecting pins) or depressions v is advantageous, of which each
  • Half is arranged in a lateral edge area of the cover or heat sink spaced from each other
  • the cover preferably has four connecting elements (connecting pins) and the heat sink accordingly has four corresponding depressions, two of which are each arranged at a small distance from one another in the edge region of the underside of the cover or the top of the heat sink.
  • the cover is preferably made of plastic. partially formed and has on its underside plastic pins designed as connecting pins, the cover can then be inserted as an injection molded part. kig are manufactured, whereby the plastic pins protrude on the underside of the cover.
  • the cable amplifier has a simple structure; it can be manufactured with little effort in an automated manufacturing process at low cost.
  • connection between the cover and the heat sink can be realized in a simple manner and is in the end product (in the assembled
  • FIGS. 1 and 2 showing a perspective view (FIG. 1: exploded drawing; FIG. 2 assembled cable amplifier) of a cable amplifier for cable television applications (cable TV).
  • the circuit arrangement 20 of the amplifier circuit for amplifying the RF input signal contains passive semiconductor components (resistors, capacitors) and active semiconductor components (for example 4
  • Transistors for signal processing and 2 transmitters for electrical decoupling of the input signal from the output signal which are connected to each other by conductor tracks.
  • the circuit arrangement 20 of the amplifier circuit is, for example, on the upper side 21 of a ceramic carrier body 2. made of aluminum oxide (Al 2 0 3 ) with the dimensions 26 mm x 11 mm x 0.63 mm.
  • a ceramic carrier body 2 made of aluminum oxide (Al 2 0 3 ) with the dimensions 26 mm x 11 mm x 0.63 mm.
  • the circuit arrangement 20 connected connecting pins 24 for example, 7 connecting pins ) , by means of which the assembled cable amplifier can be plugged into a printed circuit board or the like (see FIG. 2), and to which the input signal is fed to the amplifier circuit and the output signal of the Amplifier circuit can be removed.
  • the underside 22 of the carrier body 2 is applied centrally to the top side 31 of the heat sink 3 (for example with the dimensions 40 mm ⁇ 7 mm ⁇ 12 mm) (for example by means of soft-dead soldering), so that the two of the two end faces 32 of the heat sink 3 outgoing edge regions 33, 36 are not covered by the carrier body 2, in these two edge regions 33, 36 are on the
  • Top side 31 of the heat sink 3 each has two depressions 34 designed as bores (diameter, for example, 2 mm, depth, for example, 4 mm, spacing, for example, 30 mm); Furthermore, each edge region 33, 36 has a through-opening 35 passing through the heat sink 3, by means of which the cable reinforcement can be mechanically fastened, for example by means of screws, to a suitable base.
  • the cover 1 designed for example as a plastic injection molded part with the dimensions 27 mm x 14 mm x 9 mm, has a projection 13 on the lower edge 12 of the two end faces 11, on the underside 14 of which two connecting elements 15 each formed as plastic pins, for example with a diameter of 2 mm.
  • the cover 1 is placed on the heat sink 3 or the support body 2 and is connected to the heat sink 3 in a positive and mechanical manner by means of the plastic pins 15 inserted into the bores 34.
  • a pull-off force of approximately 100 N is given with such a cable amplifier, whereby depending on the number and size of the recesses 34 in the heat sink 3 or the corresponding connecting elements 15 of the cover 1, different values of the pull-off force can be achieved.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)

Abstract

A cable repeater has a repeater circuit (20) arranged on a support (2), a cooling body (3) on top (21) of which is arranged the support, and a covering hood (1) which covers the repeater circuit and is mechanically fixed to the cooling body. In the two marginal areas (33, 36) of the cooling body which are not covered by the support, at least three recesses (34) are provided. The covering hood has at its bottom side a number of connecting elements (15) which corresponds to the number of recesses. The connecting elements (15) form-fit into the recesses when the covering hood is joined to the cooling body.

Description

Kabelverstarker Cable amplifier

Kabelverstarker werden zur Signalverstarkung von mittels Leitungen übertragenen elektrischen Signalen eingesetzt, beispielsweise im Kabel-Fernseh-Be- reich zur Verstärkung von mittels Koax-Leitungen übertragenen Fernsehsigna- lenCable amplifiers are used for signal amplification of electrical signals transmitted by means of lines, for example in the cable television area for amplifying television signals transmitted by means of coax lines

Kabelverstarker bestehen in der Regel aus einer auf einem geeigneten Trager- korper (beispielsweise einem Keramiktrager) aufgebrachten, als Verstarker- schaltung mit passiven und aktiven Halbleiterbauelementen ausgebildeten Schaltungsanordnung, aus einem Kühlkörper, auf dem der Tragerkorper der verstarkerschaltung zur Abfuhrung der Verlustleistung der Halbleiterbauele- mente der verstarkerschlatung angeordnet ist, und aus einer auf der verstarkerschaltung aufgebrachten zum Schutz der verstarkerschaltung dienenden Abdeckhaube, insbesondere zum Schutz der Halbleiterbauelemente der Verstarkerschaltung vor Berührung Der Kabelverstarker kann weiterhin vorπch- tungen zur mechanischen und/oder elektrischen Verbindung (Kontaktierung) mit weiteren schaltungstellen oder Baugruppen aufweisenCable amplifiers generally consist of a circuit arrangement which is applied to a suitable carrier body (for example a ceramic carrier) and is designed as an amplifier circuit with passive and active semiconductor components, and a heat sink on which the carrier body of the amplifier circuit for dissipating the power loss of the semiconductor components the amplifier circuit is arranged, and from a covering hood attached to the amplifier circuit to protect the amplifier circuit, in particular to protect the semiconductor components of the amplifier circuit from contact. The cable amplifier can also provide mechanical and / or electrical connection (contacting) with further switching points or assemblies exhibit

Beim Herstellungsprozeß derartiger Kabelverstarker wird üblicherweise der Tragerkorper der Verstarkerschaltung in gutem Warmekontakt auf den Kühlkörper aufgebracht (beispielsweise mittels Weichlot aufgelotet) und die Ab- deckhaube mit der Unterseite des Tragerkorpers und der Oberseite des Kühlkörpers verklebt Nachteilig hierbei ist, daß dieser Herstellungsprozeß nicht automatisierbar, aufwendig und daher kostenintensiv istIn the manufacturing process of such cable amplifiers, the support body of the amplifier circuit is usually applied to the heat sink in good thermal contact (for example, soldered using soft solder) and the cover hood is glued to the underside of the support body and the top of the heat sink and is therefore expensive

Der Erfindung liegt die Aufgabe zugrunde, einen Kabelverstarker gemäß dem Oberbegriff des Patentanspruchs 1 anzugeben, bei dem diese Nachteile vermieden werden und der vorteilhafte Eigenschaften, insbesondere bzgl des Herstellungsprozesses, der Kosten und der Stabilität aufweist Diese Aufgabe wird gemäß der Erfindung durch die Merkmale im Kennzeichen des Patentanspruchs 1 gelostThe invention has for its object to provide a cable amplifier according to the preamble of claim 1, in which these disadvantages are avoided and which has advantageous properties, in particular with regard to the manufacturing process, the cost and the stability This object is achieved according to the invention by the features in the characterizing part of patent claim 1

Vorteilhafte Weiterbildungen und Ausgestaltungen der Erfindung ergeben sich aus den unteranspruchen.Advantageous further developments and refinements of the invention result from the subclaims.

Beim vorgestellten Kabelverstarker weist die Abdeckhaube mindestens drei an ihrer Unterseite angebrachten Verbindungselemente (Verbindungsstifte) und der Kühlkörper auf seiner Oberseite eine der Zahl der ebindungselemente (Verbindungsstifte) entsprechende Anzahl an korrespondierenden ertiefun- gen auf, in die die Verbindungselemente (Verbindungsstifte) der Abdeckhaube bei der Verbindung von Abdeckhaube und Kühlkörper eingefugt werden. Anzahl, Anordnung (Position) und Dimensionen der erbindungselemente (Verbindungsstifte) der Abdeckhaube und der korrespondierenden Vertiefungen im Kühlkörper können je nach den gewünschten bzw geforderten Eigenschaf- ten des Kabelverstarkers gewählt werden, insbesondere hinsichtlich der Gesichtspunkte Einfachheit der Anordnung, Stabilität der Verbindung zwischen Abdeckhaube und Kühlkörper, Abzugskraft (die für das Abziehen der Abdeckhaube vom Kühlkörper benotigte Kraft), Aufwand für das Anbringen der Verbindungselemente (Verbindungsstifte) an die Abdeckhaube bzw der vertie- fungen in den Kühlkörper, und anfallende Kosten, jedoch sollte zur Gewährleistung einer ausreichenden Abzugskraft bzw Stabilität der Anordnung die Abdeckhaube mindestens drei Verbindungselemente (Verbindungsstifte) bzw der Kühlkörper mindestens drei korrespondierende Vertiefungen aufweisen, wobei aus Symmetπegrunden eine gerade Anzahl an verbindungselementen (Verbindungsstiften) bzw Vertiefungen vorteilhaft ist, von denen jeweils dieIn the case of the cable amplifier presented, the covering hood has at least three connecting elements (connecting pins) attached to its underside and the heat sink on its upper side has a number of corresponding depressions corresponding to the number of connecting elements (connecting pins), into which the connecting elements (connecting pins) of the covering hood in the case of the Connection of cover and heat sink are inserted. The number, arrangement (position) and dimensions of the connecting elements (connecting pins) of the cover and the corresponding recesses in the heat sink can be selected depending on the desired or required properties of the cable amplifier, in particular with regard to simplicity of arrangement, stability of the connection between cover and Heatsink, pull-off force (the force required to pull the cover off the heat sink), effort for attaching the connecting elements (connecting pins) to the cover or the recesses in the heat sink, and costs incurred, however, should ensure sufficient pull-off force or stability the arrangement, the covering hood has at least three connecting elements (connecting pins) or the cooling body has at least three corresponding depressions, an even number of connecting elements (connecting pins) or depressions v is advantageous, of which each

Hälfte in einem seitlichen Randbereich von Abdeckhaube bzw Kühlkörper beabstandet zueinander angeordnet istHalf is arranged in a lateral edge area of the cover or heat sink spaced from each other

Vorzugsweise weist die Abdeckhaube vier Verbindungselemente (Verbmdungs- stifte) und der Kühlkörper dementsprechend vier korrespondierende Vertiefungen auf, von denen jeweils zwei im Randbereich der Unterseite der Abdeckhaube bzw. der Oberseite des Kühlkörpers in geringem Abstand beabstandet zueinander angeordnet sind vorzugsweise ist die Abdeckhaube als Kunststoff- teil ausgebildet und weist an ihrer Unterseite als Kunststoff zapfen ausgebilde- te Verbindungsstifte auf, die Abdeckhaube kann dann als Spritzgußteil einstuk- kig gefertigt werden, wobei die Kunststoff zapfen auf der Unterseite der Abdeckhaube herausragen.The cover preferably has four connecting elements (connecting pins) and the heat sink accordingly has four corresponding depressions, two of which are each arranged at a small distance from one another in the edge region of the underside of the cover or the top of the heat sink. The cover is preferably made of plastic. partially formed and has on its underside plastic pins designed as connecting pins, the cover can then be inserted as an injection molded part. kig are manufactured, whereby the plastic pins protrude on the underside of the cover.

Der vorgestellte Kabelverstärker vereinigt mehrere vorteile in sich:The cable amplifier presented combines several advantages:

Es ist eine stabile Verbindung zwischen der Abdeckhaube und dem Kühlkörper gegeben, so daß eine hohe Abzugskraft gewährleistet ist und ein „Wippen" der Abdeckhaube auf dem Kühlkörper vermieden wird.There is a stable connection between the cover and the heat sink, so that a high pull-off force is ensured and a "rocking" of the cover on the heat sink is avoided.

- Der Kabelverstärker weist einen einfachen Aufbau auf; er kann mit geringem Aufwand in einem automatisierten Herstellungsprozeß mit geringen Kosten gefertigt werden.- The cable amplifier has a simple structure; it can be manufactured with little effort in an automated manufacturing process at low cost.

- Die Verbindung zwischen Abdeckhaube und Kühlkörper kann auf einfache Weise realisiert werden und ist beim Endprodukt (beim zusammengesetzten- The connection between the cover and the heat sink can be realized in a simple manner and is in the end product (in the assembled

Kabelverstärker) nicht sichtbar.Cable amplifier) not visible.

weiterhin soll die Erfindung anhand eines Ausführungsbeispiels mit Hilfe der Zeichnung beschrieben werden, wobei in den Figuren 1 und 2 eine perspekti- vische Ansicht (Figur 1: Explosionszeichnung; Figur 2. Zusammgesetzter Kabelverstärker) eines Kabelverstärkers für Kabelfernsehanwendungen (Kabel-TV) dargestellt ist.Furthermore, the invention is to be described using an exemplary embodiment with the aid of the drawing, with FIGS. 1 and 2 showing a perspective view (FIG. 1: exploded drawing; FIG. 2 assembled cable amplifier) of a cable amplifier for cable television applications (cable TV).

Die Schaltungsanordnung 20 der verstarkerschaltung zur Verstärkung des HF- Eingangssignals (Trägerfrequenz bsp. 750 MHz) enthält passive Halbleiterbauele- mente (Widerstände, Kondensatoren) und aktive Halbleiterbauelemente (bsp. 4The circuit arrangement 20 of the amplifier circuit for amplifying the RF input signal (carrier frequency, for example 750 MHz) contains passive semiconductor components (resistors, capacitors) and active semiconductor components (for example 4

Transistoren zur Signalverarbeitung und 2 Übertrager zur elektrischen Entkopplung des Eingangssignals vom Ausgangssignal), die durch Leiterbahnen miteinander verbunden sind.Transistors for signal processing and 2 transmitters for electrical decoupling of the input signal from the output signal), which are connected to each other by conductor tracks.

Die Schaltungsanordnung 20 der verstarkerschaltung ist auf die Oberseite 21 eines keramischen Trägerkörpers 2 bsp. aus Aluminiumoxid (Al203) mit den Maßen 26 mm x 11 mm x 0,63 mm aufgebracht. An einer der beiden Längsseiten 23 des Trägerkörpers 2 sind mit Leiterbahnen bzw. Halbleiterbauelementen der Schaltungsordnung 20 verbundene Anschlußbeinchen 24 (bsp. 7 Anschluß- beinchen) angebracht, mittels denen der zusammengesetzte Kabelverstärker in eine Leiterplatte o. ä. eingesteckt werden kann (s. Figur 2), und an denen der verstarkerschaltung das Eingangssignal zugeführt und das Ausgangssignal der Verstärkerschaltung abgenommen werden kann.The circuit arrangement 20 of the amplifier circuit is, for example, on the upper side 21 of a ceramic carrier body 2. made of aluminum oxide (Al 2 0 3 ) with the dimensions 26 mm x 11 mm x 0.63 mm. On one of the two long sides 23 of the carrier body 2 are with conductor tracks or semiconductor components the circuit arrangement 20 connected connecting pins 24 (for example, 7 connecting pins ) , by means of which the assembled cable amplifier can be plugged into a printed circuit board or the like (see FIG. 2), and to which the input signal is fed to the amplifier circuit and the output signal of the Amplifier circuit can be removed.

Die Unterseite 22 des Trägerkörpers 2 ist auf die Oberseite 31 des Kühlkörpers 3 (bsp. mit den Maßen 40 mm x 7 mm x 12 mm) mittig aufgebracht (beispielsweise mittels weichtot aufgelötet), so daß die beiden von den beiden Stirnseiten 32 des Kühlkörpers 3 ausgehenden Randbereiche 33, 36 nicht vom Träger- korper 2 bedeckt werden, in diesen beiden Randbereichen 33, 36 sind auf derThe underside 22 of the carrier body 2 is applied centrally to the top side 31 of the heat sink 3 (for example with the dimensions 40 mm × 7 mm × 12 mm) (for example by means of soft-dead soldering), so that the two of the two end faces 32 of the heat sink 3 outgoing edge regions 33, 36 are not covered by the carrier body 2, in these two edge regions 33, 36 are on the

Oberseite 31 des Kühlkörpers 3 jeweils zwei als Bohrungen ausgebildete Vertiefungen 34 vorgesehen (Durchmesser bsp. 2 mm, Tiefe bsp. 4 mm, Abstand bsp 30 mm); weiterhin weist jeder Randbereich 33, 36 eine durch den Kühlkörper 3 hindurchgehende Durchgangsoffnung 35 auf, mittels denen der Kabelverstar- ker beispielsweise mittels Schrauben auf einer geeigneten Unterlage mechanisch befestigt werden kann.Top side 31 of the heat sink 3 each has two depressions 34 designed as bores (diameter, for example, 2 mm, depth, for example, 4 mm, spacing, for example, 30 mm); Furthermore, each edge region 33, 36 has a through-opening 35 passing through the heat sink 3, by means of which the cable reinforcement can be mechanically fastened, for example by means of screws, to a suitable base.

Die beispielsweise als Kunststoffspritzteil mit den Maßen 27 mm x 14 mm x 9 mm ausgebildete Abdeckhaube 1 weist am unteren Rand 12 der beiden Stirnseiten 11 jeweils einen Vorsprung 13 auf, an dessen Unterseite 14 jeweils zwei als Kunststoffzapfen ausgebildete Verbindungselemente 15, beispielsweise mit einem Durchmesser von 2 mm, hervorstehen. Die Abdeckhaube 1 wird auf den Kühlkörper 3 bzw. den Tragerkorper 2 aufgesetzt und mittels der in die Bohrungen 34 eingefugten Kunststoffzapfen 15 mit dem Kühlkörper 3 formschlus- sig und mechanisch fest verbunden. Beispielsweise ist bei einem derartigen Kabelverstarker eine Abzugskraft von ca. 100 N gegeben, wobei je nach Anzahl und Große der Vertiefungen 34 im Kühlkörper 3 bzw der korrespondierenden Verbindungselemente 15 der Abdeckhaube 1 andere Werte der Abzugskraft erreicht werden können. The cover 1, designed for example as a plastic injection molded part with the dimensions 27 mm x 14 mm x 9 mm, has a projection 13 on the lower edge 12 of the two end faces 11, on the underside 14 of which two connecting elements 15 each formed as plastic pins, for example with a diameter of 2 mm. The cover 1 is placed on the heat sink 3 or the support body 2 and is connected to the heat sink 3 in a positive and mechanical manner by means of the plastic pins 15 inserted into the bores 34. For example, a pull-off force of approximately 100 N is given with such a cable amplifier, whereby depending on the number and size of the recesses 34 in the heat sink 3 or the corresponding connecting elements 15 of the cover 1, different values of the pull-off force can be achieved.

Claims

Patentansprüche claims 1 Kabelverstarker mit1 cable amplifier with - einem Tragerkorper (2), auf dessen Oberseite (21) eine als verstarkerschaltung ausgebildete Schaltungsanordnung (20) angeordnet ist- A support body (2), on the top (21) of which is arranged as an amplifier circuit arrangement (20) - einem Kühlkörper (3), auf dessen Oberseite (31) die Unterseite (22) des Tra- gerkorpers (2) aufgebracht ist, und - einer die Schaltungsordnung (20) bedeckenden und mit dem Kühlkörper (3) mechanisch verbundenen Abdeckhaube (1), dadurch gekennzeichnet,- a heat sink (3), on the top (31) of which the bottom (22) of the carrier body (2) is applied, and - a cover (1) covering the circuit arrangement (20) and mechanically connected to the heat sink (3) , characterized, - daß der Kühlkörper (3) eine größere Lange als der Tragerkorper (2) aufweist, so daß die Oberseite (31) des Kühlkörpers (3) in den beiden sich von den Stirnseiten (32) des Kühlkörpers (3) erstreckenden Randbereichen (33, 36) nicht vom Tragerkorper (2) bedeckt ist,- That the heat sink (3) has a greater length than the support body (2), so that the top (31) of the heat sink (3) in the two from the end faces (32) of the heat sink (3) extending edge regions (33, 36) is not covered by the support body (2), - daß in den einen Randbereich (33) in die Oberflache (31) des Kühlkörpers (3) mindestens eine Vertiefung (34) eingebracht ist und in den anderen Randbereich (36) in die Oberflache (31) des Kühlkörpers (3) mindestens zwei ver- tiefungen (34) eingebracht sind, und- That in one edge region (33) in the surface (31) of the heat sink (3) at least one recess (34) is introduced and in the other edge region (36) in the surface (31) of the heat sink (3) at least two ver - Wells (34) are introduced, and - daß die Abdeckhaube (1) eine der zahl der Vertiefungen (34) entsprechende Anzahl an verbindungselementen (15) aufweist, die an ihrer Unterseite (12) überstehen und die beim verbinden von Abdeckhaube (1) und Kühlkörper (3) formschlussig in die Vertiefungen (34) des Kühlkörpers (3) einfugbar sind- That the cover (1) has one of the number of depressions (34) corresponding number of connecting elements (15) which protrude on its underside (12) and which when connecting the cover (1) and heat sink (3) form-fitting in the recesses (34) of the heat sink (3) can be inserted 2 Kabelverstarker nach Anspruch 1, dadurch gekennzeichnet, daß die Abdeckhaube (1) vier verbindungselemente (15) und der Kühlkörper (3) vier Vertiefungen (34) aufweist, und daß jeweils zwei Vertiefungen (34) in den beiden Randbereichen (33, 36) auf der Oberseite (31) des Kühlkörpers (3) beabstandet zuein- ander angeordnet sind 2 cable amplifier according to claim 1, characterized in that the cover (1) has four connecting elements (15) and the heat sink (3) has four depressions (34), and that two depressions (34) in each of the two edge regions (33, 36) on the upper side (31) of the heat sink (3) are arranged spaced apart 3. Kabelverstärker nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß die Verbindungselemente (15) als Verbindungsstifte ausgebildet sind.3. Cable amplifier according to claim 1 or 2, characterized in that the connecting elements (15) are designed as connecting pins. 4. Kabelverstärker nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Abdeckhaube (1) aus Kunststoff besteht, und daß die Verbindungsstifte (15) als Kunststoffzapfen ausgebildet sind.4. Cable amplifier according to one of claims 1 to 3, characterized in that the cover (1) consists of plastic, and that the connecting pins (15) are designed as plastic pins. 5. Kabelverstärker nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß die Vertiefungen (34) als Bohrungen mit kreisförmigem Querschnitt ausgebildet sind.5. Cable amplifier according to one of claims 1 to 4, characterized in that the recesses (34) are designed as bores with a circular cross section. 6. Kabelverstärker nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß an den beiden Stirnseiten (11) der Abdeckhaube (1) jeweils eine Erhebung (13) vorgesehen ist, an deren Unterseite (14) die Verbindungselemente (15) an- gebracht sind. 6. Cable amplifier according to one of claims 1 to 5, characterized in that on the two end faces (11) of the cover (1) each has an elevation (13) is provided, on the underside (14) of which the connecting elements (15) are attached are.
PCT/EP1997/005574 1996-09-17 1997-09-11 Cable repeater Ceased WO1998012906A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19637800A DE19637800C1 (en) 1996-09-17 1996-09-17 Cable amplifier with heat sink partly uncovered by circuit board e.g. for cable television (TV)
DE19637800.1 1996-09-17

Publications (1)

Publication Number Publication Date
WO1998012906A1 true WO1998012906A1 (en) 1998-03-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1997/005574 Ceased WO1998012906A1 (en) 1996-09-17 1997-09-11 Cable repeater

Country Status (2)

Country Link
DE (1) DE19637800C1 (en)
WO (1) WO1998012906A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3412510A1 (en) * 1983-04-08 1984-10-11 Mitsubishi Electric Corp CONTAINER FOR A CONTROL UNIT OR THE LIKE
EP0316917A2 (en) * 1987-11-17 1989-05-24 Omron Tateisi Electronics Co. Solid state relay
EP0456038A2 (en) * 1990-05-07 1991-11-13 International Business Machines Corporation Pluggable electronic circuit package assembly with snap together heat sink housing
US5218516A (en) * 1991-10-31 1993-06-08 Northern Telecom Limited Electronic module
US5548481A (en) * 1993-04-05 1996-08-20 Ford Motor Company Electronic module containing an internally ribbed, integral heat sink and bonded, flexible printed wiring board with two-sided component population

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2753914C2 (en) * 1977-12-03 1983-03-24 TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Mounting frame for an electrical communications engineering device
DE3837974A1 (en) * 1988-11-09 1990-05-10 Telefunken Electronic Gmbh ELECTRONIC CONTROL UNIT
US5043845A (en) * 1989-10-16 1991-08-27 Eastman Kodak Company High-speed CCD sensor mounting system with improved signal to noise operation and thermal contact

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3412510A1 (en) * 1983-04-08 1984-10-11 Mitsubishi Electric Corp CONTAINER FOR A CONTROL UNIT OR THE LIKE
EP0316917A2 (en) * 1987-11-17 1989-05-24 Omron Tateisi Electronics Co. Solid state relay
EP0456038A2 (en) * 1990-05-07 1991-11-13 International Business Machines Corporation Pluggable electronic circuit package assembly with snap together heat sink housing
US5218516A (en) * 1991-10-31 1993-06-08 Northern Telecom Limited Electronic module
US5276584A (en) * 1991-10-31 1994-01-04 Northern Telecom Limited Electronic unit
US5548481A (en) * 1993-04-05 1996-08-20 Ford Motor Company Electronic module containing an internally ribbed, integral heat sink and bonded, flexible printed wiring board with two-sided component population

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